"a step in the right direction"
parent
c039b502c4
commit
3e7ec11986
10
pom.xml
10
pom.xml
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@ -103,6 +103,10 @@
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<groupId>org.lwjgl</groupId>
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<artifactId>lwjgl</artifactId>
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</dependency>
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<dependency>
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<groupId>org.lwjgl</groupId>
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<artifactId>lwjgl-stb</artifactId>
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</dependency>
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<dependency>
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<groupId>org.lwjgl</groupId>
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<artifactId>lwjgl-glfw</artifactId>
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@ -120,6 +124,12 @@
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<artifactId>lwjgl</artifactId>
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<classifier>${lwjgl.natives}</classifier>
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</dependency>
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<dependency>
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<groupId>org.lwjgl</groupId>
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<artifactId>lwjgl-stb</artifactId>
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<version>${lwjgl.version}</version>
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<classifier>${lwjgl.natives}</classifier>
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</dependency>
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<dependency>
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<groupId>org.lwjgl</groupId>
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<artifactId>lwjgl-glfw</artifactId>
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@ -1,24 +1,32 @@
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package com.github.halotroop.litecraft;
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import org.apache.log4j.Logger;
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import java.io.IOException;
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import java.util.Random;
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import org.aeonbits.owner.ConfigFactory;
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import org.apache.commons.cli.*;
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import org.apache.commons.cli.CommandLine;
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import org.apache.commons.cli.DefaultParser;
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import org.apache.commons.cli.Options;
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import org.apache.commons.cli.ParseException;
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import org.apache.log4j.Level;
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import org.lwjgl.*;
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import org.lwjgl.glfw.*;
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import org.lwjgl.opengl.*;
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import org.apache.log4j.Logger;
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import org.lwjgl.Version;
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import org.lwjgl.glfw.GLFW;
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import org.lwjgl.glfw.GLFWErrorCallback;
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import com.github.halotroop.litecraft.blaze4D.RenderWrapper;
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import com.github.halotroop.litecraft.input.Input;
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import com.github.halotroop.litecraft.input.Keybind;
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import com.github.halotroop.litecraft.logic.Timer;
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import com.github.halotroop.litecraft.logic.Timer.TickListener;
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import com.github.halotroop.litecraft.options.SettingsConfig;
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import com.github.halotroop.litecraft.options.SettingsHandler;
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import com.github.halotroop.litecraft.render.Renderer;
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import io.github.hydos.ginger.engine.elements.objects.RenderPlayer;
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import io.github.hydos.ginger.engine.io.Window;
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import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
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import io.github.hydos.ginger.engine.obj.ModelLoader;
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import io.github.hydos.ginger.engine.renderEngine.models.TexturedModel;
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public class LiteCraftMain implements Runnable
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{
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@ -29,8 +37,6 @@ public class LiteCraftMain implements Runnable
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public String splashText = "";
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private int fps, ups, tps;
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private long frameTimer;
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private static Renderer renderer;
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private static Window window;
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protected Timer timer;
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protected TickListener tickListener = new TickListener()
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{
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@ -79,11 +85,7 @@ public class LiteCraftMain implements Runnable
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logger.setLevel(debug ? Level.ALL : Level.INFO);
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GLFWErrorCallback.createPrint(System.err).set();
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if (!GLFW.glfwInit()) throw new IllegalStateException("Unable to initialize GLFW");
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window = new Window(width, height);
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// Please and thank you. :)
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GL.createCapabilities(); // This line is critical for LWJGL's interoperation with GLFW.
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renderer = new Renderer();
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timer = new Timer(20);
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timer.addTickListener(tickListener);
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@ -94,7 +96,20 @@ public class LiteCraftMain implements Runnable
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}
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catch (IOException e)
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{ e.printStackTrace(); }
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window.setWindowTitle("LiteCraft - " + ((splashText == "" || splashText == null) ? "INSERT SPLASH TEXT HERE!" : splashText));
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//because someone has not made player models and im lazy lets use the ones bundeled with the engine :)
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RenderWrapper.preInit();
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TexturedModel tModel = ModelLoader.loadModel("stall.obj", "stallTexture.png");
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tModel.getTexture().setReflectivity(1f);
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tModel.getTexture().setShineDamper(7f);
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RenderPlayer renderPlayer = new RenderPlayer(tModel, new Vector3f(0,0,-3),0,180f,0, new Vector3f(0.2f, 0.2f, 0.2f));
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RenderWrapper.init(splashText, renderPlayer);
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// window.setWindowTitle("LiteCraft - " + ((splashText == "" || splashText == null) ? "INSERT SPLASH TEXT HERE!" : splashText));
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input();
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}
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@ -124,9 +139,8 @@ public class LiteCraftMain implements Runnable
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public void render()
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{
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if (debug) window.setWindowTitle("LiteCraft | FPS: " + fps + " | TPS: " + tps + " | UPS: " + ups);
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renderer.render();
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window.render();
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// if (debug) window.setWindowTitle("LiteCraft | FPS: " + fps + " | TPS: " + tps + " | UPS: " + ups);
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RenderWrapper.render();
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fps++; // After a successful frame render, increase the frame counter.
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}
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@ -136,8 +150,12 @@ public class LiteCraftMain implements Runnable
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init();
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frameTimer = System.currentTimeMillis();
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// Run the rendering loop until the player has attempted to close the window
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while (!GLFW.glfwWindowShouldClose(window.getWindowId()))
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{ loop(); }
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while(!Window.closed()) {
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if(Window.isUpdating()) {
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loop();
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}
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}
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shutDown();
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}
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@ -145,11 +163,7 @@ public class LiteCraftMain implements Runnable
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private static void shutDown()
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{
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logger.log(Level.DEBUG, "Closing game...");
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renderer.cleanUp();
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window.destroy();
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// Terminate GLFW and free the error callback
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GLFW.glfwTerminate();
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GLFW.glfwSetErrorCallback(null).free();
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RenderWrapper.cleanup();
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System.out.println("Game closed successfully.");
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System.exit(0);
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}
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@ -1,116 +0,0 @@
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package com.github.halotroop.litecraft;
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import java.nio.IntBuffer;
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import org.lwjgl.glfw.*;
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import org.lwjgl.system.MemoryStack;
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import com.github.halotroop.litecraft.input.*;
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public class Window
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{
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private long windowLong = 0;
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public long getWindowId() { return windowLong; }
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private String title;
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public String getWindowTitle() { return title; }
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protected void setWindowTitle(String title)
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{
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this.title = title;
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if (windowLong != 0)
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GLFW.glfwSetWindowTitle(windowLong, title);
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}
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private int width, height;
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public int getHeight()
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{ return height; }
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public int getWidth()
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{ return width; }
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public void setHeight(int height)
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{
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this.height = height;
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if (windowLong != 0)
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GLFW.glfwSetWindowSize(windowLong, getWidth(), getHeight());
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}
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public void setWidth(int width)
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{
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this.width = width;
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if (windowLong != 0)
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GLFW.glfwSetWindowSize(windowLong, getWidth(), getHeight());
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}
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public void setWidthAndHeight(int width, int height)
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{
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this.width = width;
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this.height = height;
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if (windowLong != 0)
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GLFW.glfwSetWindowSize(windowLong, getWidth(), getHeight());
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}
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public boolean shouldClose()
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{ return GLFW.glfwWindowShouldClose(windowLong); }
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public void closeWindow()
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{ GLFW.glfwSetWindowShouldClose(windowLong, true); }
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// (Always useful to have simpler inputs, even if you only ever plan on using these once. Can be great for debugging, or just making life easier.
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public Window()
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{ this(640, 480); }
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public Window(int width, int height)
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{ this(width, height, "LiteCraft"); }
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public Window(int width, int height, String title)
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{
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// Keep these in this order!
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setWindowTitle(title);
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setWidthAndHeight(width, height);
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init();
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// Thank you.
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}
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private void init()
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{
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GLFW.glfwDefaultWindowHints();
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GLFW.glfwWindowHint(GLFW.GLFW_RESIZABLE, 1);
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GLFW.glfwWindowHint(GLFW.GLFW_DECORATED, 1);
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// Create the window
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this.windowLong = GLFW.glfwCreateWindow(getWidth(), getHeight(), getWindowTitle(), 0, 0);
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if (windowLong == 0) throw new RuntimeException("Failed to create the GLFW window");
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// Get the thread stack and push a new frame
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try (MemoryStack stack = MemoryStack.stackPush())
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{
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IntBuffer pWidth = stack.mallocInt(1);
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IntBuffer pHeight = stack.mallocInt(1);
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GLFW.glfwGetWindowSize(windowLong, pWidth, pHeight);
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GLFWVidMode vidmode = GLFW.glfwGetVideoMode(GLFW.glfwGetPrimaryMonitor());
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GLFW.glfwSetWindowPos(windowLong, (vidmode.width() - pWidth.get(0)) / 2, (vidmode.height() - pHeight.get(0)) / 2);
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GLFW.glfwMakeContextCurrent(windowLong);
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GLFW.glfwShowWindow(windowLong);
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createCallbacks();
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}
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}
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private void createCallbacks()
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{
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KeyCallbackHandler.trackWindow(windowLong);
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MouseCallbackHandler.trackWindow(windowLong);
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}
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public void destroy()
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{
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Callbacks.glfwFreeCallbacks(windowLong);
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GLFW.glfwDestroyWindow(windowLong);
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}
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public void render()
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{ swapDisplayBuffers(); }
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public void hide()
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{ GLFW.glfwHideWindow(windowLong); }
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public void show()
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{ GLFW.glfwShowWindow(windowLong); }
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private void swapDisplayBuffers()
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{ GLFW.glfwSwapBuffers(windowLong); }
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}
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@ -0,0 +1,78 @@
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package com.github.halotroop.litecraft.blaze4D;
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import java.util.ArrayList;
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import java.util.List;
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import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
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import io.github.hydos.ginger.engine.elements.GuiTexture;
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import io.github.hydos.ginger.engine.elements.objects.*;
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import io.github.hydos.ginger.engine.font.TextMaster;
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import io.github.hydos.ginger.engine.io.Window;
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import io.github.hydos.ginger.engine.mathEngine.vectors.*;
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import io.github.hydos.ginger.engine.particle.ParticleMaster;
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import io.github.hydos.ginger.engine.postProcessing.PostProcessing;
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import io.github.hydos.ginger.engine.renderEngine.MasterRenderer;
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import io.github.hydos.ginger.engine.terrain.Terrain;
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import io.github.hydos.ginger.engine.utils.Loader;
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import io.github.hydos.ginger.main.GingerMain;
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/*
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* The non kid friendly wrapper for your blocky game
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*/
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public class RenderWrapper {
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private static MasterRenderer masterRenderer4D;
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public static List<Entity> entities = new ArrayList<Entity>();
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public static List<GuiTexture> guis = new ArrayList<GuiTexture>();
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public static List<Light> lights = new ArrayList<Light>();
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public static ThirdPersonCamera camera;
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private static final List<Terrain> TERRAIN = new ArrayList<Terrain>();
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private static final List<Entity> NORMAL_ENTITY = new ArrayList<Entity>();
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private static String splash = "WILL ADD THIS LATER";
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public static void init(String splash, RenderPlayer renderPlayer) {
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camera = new ThirdPersonCamera(new Vector3f(0,0.1f,0), renderPlayer);
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RenderWrapper.splash = splash;
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Window.setBackgroundColour(0.2f, 0.2f, 0.6f);
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masterRenderer4D = new MasterRenderer(camera);
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ParticleMaster.init(masterRenderer4D.getProjectionMatrix());
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PostProcessing.init();
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}
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public static void cleanup() {
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Window.stop();
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PostProcessing.cleanUp();
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ParticleMaster.cleanUp();
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masterRenderer4D.cleanUp();
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TextMaster.cleanUp();
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Loader.cleanUp();
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System.exit(0);
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}
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public static void render() {
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Window.update();
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GingerMain.update();
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GingerMain.preRenderScene(masterRenderer4D);
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masterRenderer4D.renderScene(entities, NORMAL_ENTITY, TERRAIN, lights, camera, new Vector4f(0, -1, 0, 100000));
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ParticleMaster.renderParticles(camera);
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masterRenderer4D.renderGuis(guis);
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TextMaster.render();
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Window.swapBuffers();
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}
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public static void preInit() {
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Window.create(2000, 1200, "LiteCraft - " + splash, 60);
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GingerMain.init();
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}
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}
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@ -1,14 +1,11 @@
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package com.github.halotroop.litecraft.registries;
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import java.util.List;
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public class BlockList{
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import com.github.halotroop.litecraft.types.block.Block;
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public class BlockList
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{
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public static List<Block> blocks;
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public static Block dirt;
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public static Block stone;
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// this is how you fix bugs :)
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// public static List<Block> blocks;
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// public static Block dirt;
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// public static Block stone;
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public BlockList()
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{}
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@ -1,39 +0,0 @@
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package com.github.halotroop.litecraft.render.model;
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import java.nio.FloatBuffer;
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import org.lwjgl.BufferUtils;
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import org.lwjgl.opengl.GL15;
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public class Model
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{
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private int vbo, size;
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public Model()
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{
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vbo = GL15.glGenBuffers();
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size = 0;
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}
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public void bufferVertices(Vertex[] verts)
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{
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FloatBuffer buffer = BufferUtils.createFloatBuffer(verts.length * Vertex.SIZE);
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for (Vertex vertex : verts)
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{
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buffer.put(vertex.x);
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buffer.put(vertex.y);
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buffer.put(vertex.z);
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}
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buffer.flip();
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GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vbo);
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GL15.glBufferData(GL15.GL_ARRAY_BUFFER, buffer, GL15.GL_STATIC_DRAW);
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GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
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size = verts.length;
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}
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public int getVBO()
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{ return vbo; }
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public int getSize()
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{ return size; }
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}
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@ -1,15 +0,0 @@
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package com.github.halotroop.litecraft.render.model;
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import org.joml.Vector3i;
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public class Vertex extends Vector3i
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{
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public static final int SIZE = 3;
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public Vertex(int x, int y, int z)
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{
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this.x = x;
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this.y = y;
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this.z = z;
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}
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}
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@ -0,0 +1,208 @@
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package io.github.hydos.ginger;
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import java.util.ArrayList;
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import java.util.List;
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import org.lwjgl.glfw.GLFW;
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import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
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import io.github.hydos.ginger.engine.elements.GuiTexture;
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import io.github.hydos.ginger.engine.elements.buttons.TextureButton;
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import io.github.hydos.ginger.engine.elements.objects.Entity;
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import io.github.hydos.ginger.engine.elements.objects.Light;
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import io.github.hydos.ginger.engine.elements.objects.RenderPlayer;
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import io.github.hydos.ginger.engine.font.FontType;
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import io.github.hydos.ginger.engine.font.GUIText;
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import io.github.hydos.ginger.engine.font.TextMaster;
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import io.github.hydos.ginger.engine.io.Window;
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import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
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import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
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import io.github.hydos.ginger.engine.mathEngine.vectors.Vector4f;
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import io.github.hydos.ginger.engine.obj.ModelLoader;
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import io.github.hydos.ginger.engine.obj.normals.NormalMappedObjLoader;
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import io.github.hydos.ginger.engine.particle.ParticleMaster;
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import io.github.hydos.ginger.engine.particle.ParticleSystem;
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import io.github.hydos.ginger.engine.particle.ParticleTexture;
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import io.github.hydos.ginger.engine.postProcessing.Fbo;
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import io.github.hydos.ginger.engine.postProcessing.PostProcessing;
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import io.github.hydos.ginger.engine.renderEngine.MasterRenderer;
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import io.github.hydos.ginger.engine.renderEngine.models.TexturedModel;
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import io.github.hydos.ginger.engine.renderEngine.texture.ModelTexture;
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import io.github.hydos.ginger.engine.renderEngine.tools.MousePicker;
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import io.github.hydos.ginger.engine.terrain.Terrain;
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import io.github.hydos.ginger.engine.terrain.TerrainTexture;
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import io.github.hydos.ginger.engine.terrain.TerrainTexturePack;
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import io.github.hydos.ginger.engine.utils.Loader;
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import io.github.hydos.ginger.main.GingerMain;
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import io.github.hydos.ginger.main.settings.Constants;
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public class Example {
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||||
|
||||
private MasterRenderer masterRenderer;
|
||||
|
||||
private List<Terrain> terrains = new ArrayList<Terrain>();
|
||||
|
||||
private List<GuiTexture> guis = new ArrayList<GuiTexture>();
|
||||
|
||||
private List<Light> lights = new ArrayList<Light>();
|
||||
|
||||
private List<Entity> entities = new ArrayList<Entity>();
|
||||
|
||||
private List<Entity> normalMapEntities = new ArrayList<Entity>();
|
||||
|
||||
|
||||
public void main(String[] args) {
|
||||
|
||||
|
||||
Window.create(2000, 1200, "Ginger Example", 60);
|
||||
|
||||
GingerMain.init();
|
||||
|
||||
Window.setBackgroundColour(0.2f, 0.2f, 0.8f);
|
||||
|
||||
|
||||
TexturedModel tModel = ModelLoader.loadModel("stall.obj", "stallTexture.png");
|
||||
tModel.getTexture().setReflectivity(1f);
|
||||
tModel.getTexture().setShineDamper(7f);
|
||||
RenderPlayer entity = new RenderPlayer(tModel, new Vector3f(0,0,-3),0,180f,0, new Vector3f(0.2f, 0.2f, 0.2f));
|
||||
Constants.movementSpeed = 0.000005f;
|
||||
Constants.turnSpeed = 0.00002f;
|
||||
Constants.gravity = -0.000000000005f;
|
||||
Constants.jumpPower = 0.000005f;
|
||||
ThirdPersonCamera camera = new ThirdPersonCamera(new Vector3f(0,0.1f,0), entity);
|
||||
masterRenderer = new MasterRenderer(camera);
|
||||
|
||||
|
||||
FontType font = new FontType(Loader.loadFontAtlas("candara.png"), "candara.fnt");
|
||||
|
||||
GUIText text = new GUIText("hi, this is some sample text", 3, font, new Vector2f(0,0), 1f, true);
|
||||
text.setColour(0, 1, 0);
|
||||
text.setBorderWidth(0.7f);
|
||||
text.setBorderEdge(0.4f);
|
||||
text.setOffset(new Vector2f(0.003f, 0.003f));
|
||||
|
||||
ParticleMaster.init(masterRenderer.getProjectionMatrix());
|
||||
|
||||
|
||||
|
||||
|
||||
TexturedModel dragonMdl = ModelLoader.loadModel("dragon.obj", "stallTexture.png");
|
||||
dragonMdl.getTexture().setReflectivity(4f);
|
||||
dragonMdl.getTexture().setShineDamper(2f);
|
||||
|
||||
|
||||
|
||||
Light sun = new Light(new Vector3f(100,105,-100), new Vector3f(1.3f, 1.3f, 1.3f), new Vector3f(0.0001f, 0.0001f, 0.0001f));
|
||||
lights.add(sun);
|
||||
|
||||
TexturedModel tgrass = ModelLoader.loadModel("grass.obj", "grass.png");
|
||||
tgrass.getTexture().setTransparency(true);
|
||||
tgrass.getTexture().useFakeLighting(true);
|
||||
|
||||
TerrainTexture backgroundTexture = Loader.loadTerrainTexture("grass.png");
|
||||
TerrainTexture rTexture = Loader.loadTerrainTexture("mud.png");
|
||||
TerrainTexture gTexture = Loader.loadTerrainTexture("grassFlowers.png");
|
||||
TerrainTexture bTexture = Loader.loadTerrainTexture("path.png");
|
||||
TerrainTexturePack texturePack = new TerrainTexturePack(backgroundTexture, rTexture, gTexture, bTexture);
|
||||
|
||||
TerrainTexture blendMap = Loader.loadTerrainTexture("blendMap.png");
|
||||
|
||||
Terrain terrain = new Terrain(-0.5f, -0.5f, texturePack, blendMap, "heightmap.png");
|
||||
|
||||
Entity dragon = new Entity(dragonMdl, new Vector3f(3,terrain.getHeightOfTerrain(3, -3),-3),0,180f,0, new Vector3f(0.2f, 0.2f, 0.2f));
|
||||
|
||||
Entity grassEntity = new Entity(tgrass, new Vector3f(-3,terrain.getHeightOfTerrain(-3, -3),-3),0,180f,0, new Vector3f(0.2f, 0.2f, 0.2f));
|
||||
entities.add(grassEntity);
|
||||
|
||||
MousePicker picker = new MousePicker(camera, masterRenderer.getProjectionMatrix(), terrain);
|
||||
|
||||
|
||||
TexturedModel barrelModel = new TexturedModel(NormalMappedObjLoader.loadOBJ("barrel.obj"), new ModelTexture("barrel.png"));
|
||||
barrelModel.getTexture().setNormalMap(new ModelTexture("modelNormals/barrelNormal.png").getTextureID());
|
||||
barrelModel.getTexture().setShineDamper(10f);
|
||||
barrelModel.getTexture().setReflectivity(0.5f);
|
||||
|
||||
Entity barrel = new Entity(barrelModel, new Vector3f(1,terrain.getHeightOfTerrain(1, 1),1), 0, 0, 0, new Vector3f(0.25f,0.25f,0.25f));
|
||||
normalMapEntities.add(barrel);
|
||||
entities.add(entity);
|
||||
entities.add(dragon);
|
||||
|
||||
float colour = 0;
|
||||
terrains.add(terrain);
|
||||
|
||||
ParticleTexture particleTexture = new ParticleTexture(Loader.loadTexture("particles/smoke.png"), 8);
|
||||
|
||||
TextureButton button = new TextureButton("/textures/guis/ginger.png", new Vector2f(0.8f, 0), new Vector2f(0.1f, 0.1f));
|
||||
button.show(guis);
|
||||
ParticleSystem system = new ParticleSystem(particleTexture, 100, 10f, 0.3f, 4, 3f);
|
||||
system.randomizeRotation();
|
||||
system.setDirection(new Vector3f(0,0.001f,0), 0.00001f);
|
||||
system.setLifeError(0);
|
||||
system.setSpeedError(0);
|
||||
system.setScaleError(1f);
|
||||
|
||||
Fbo fbo = new Fbo(Window.width, Window.height, Fbo.DEPTH_RENDER_BUFFER);
|
||||
PostProcessing.init();
|
||||
|
||||
while(!Window.closed()) {
|
||||
|
||||
if(Window.isUpdating()) {
|
||||
Window.update();
|
||||
GingerMain.update();
|
||||
colour = colour + 0.001f;
|
||||
picker.update();
|
||||
ParticleMaster.update(camera);
|
||||
|
||||
masterRenderer.renderShadowMap(entities, sun);
|
||||
|
||||
camera.move();
|
||||
entity.move(terrain);
|
||||
text.setOutlineColour(new Vector3f(colour, colour /2, colour / 3));
|
||||
|
||||
Vector3f terrainPoint = picker.getCurrentTerrainPoint();
|
||||
if(terrainPoint!=null) {
|
||||
barrel.setPosition(terrainPoint);
|
||||
if(Window.isMouseDown(GLFW.GLFW_MOUSE_BUTTON_1)) {
|
||||
normalMapEntities.add(new Entity(barrelModel, terrainPoint, 0, 0, 0, new Vector3f(0.25f,0.25f,0.25f)));
|
||||
}
|
||||
}
|
||||
system.generateParticles(new Vector3f(0,-2,0));
|
||||
|
||||
dragon.increaseRotation(0,1,0);
|
||||
barrel.increaseRotation(0, 1, 0);
|
||||
|
||||
GingerMain.preRenderScene(masterRenderer);
|
||||
|
||||
fbo.bindFrameBuffer();
|
||||
masterRenderer.renderScene(entities, normalMapEntities, terrains, lights, camera, new Vector4f(0, -1, 0, 100000));
|
||||
ParticleMaster.renderParticles(camera);
|
||||
fbo.unbindFrameBuffer();
|
||||
PostProcessing.doPostProcessing(fbo.getColourTexture());
|
||||
// TODO: get fbo's working
|
||||
button.update();
|
||||
if(button.isClicked()) {
|
||||
System.out.println("click");
|
||||
button.hide(guis);
|
||||
}
|
||||
|
||||
masterRenderer.renderScene(entities, normalMapEntities, terrains, lights, camera, new Vector4f(0, -1, 0, 100000));
|
||||
|
||||
masterRenderer.renderGuis(guis);
|
||||
TextMaster.render();
|
||||
|
||||
Window.swapBuffers();
|
||||
}
|
||||
|
||||
}
|
||||
Window.stop();
|
||||
PostProcessing.cleanUp();
|
||||
fbo.cleanUp();
|
||||
ParticleMaster.cleanUp();
|
||||
masterRenderer.cleanUp();
|
||||
TextMaster.cleanUp();
|
||||
Loader.cleanUp();
|
||||
System.exit(0);
|
||||
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,11 @@
|
|||
package io.github.hydos.ginger;
|
||||
|
||||
public class Starter {
|
||||
|
||||
// private static final boolean usingEclipse = false;
|
||||
|
||||
public static void main(String[] args) {
|
||||
new Example().main(args);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,27 @@
|
|||
package io.github.hydos.ginger.UI;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
import io.github.hydos.ginger.UI.enums.UIDefaultClipSide;
|
||||
import io.github.hydos.ginger.UI.enums.UIType;
|
||||
import io.github.hydos.ginger.engine.elements.GuiTexture;
|
||||
|
||||
public abstract class UICanvas {
|
||||
|
||||
UIDefaultClipSide clippingSide = UIDefaultClipSide.centre;
|
||||
UIType type = UIType.tab;
|
||||
String tabName = "Welcome";
|
||||
|
||||
|
||||
|
||||
public UICanvas() {
|
||||
|
||||
}
|
||||
|
||||
public abstract void update();
|
||||
|
||||
public abstract void hide(List<GuiTexture> textures);
|
||||
|
||||
public abstract void show(List<GuiTexture> textures);
|
||||
|
||||
}
|
|
@ -0,0 +1,36 @@
|
|||
package io.github.hydos.ginger.UI;
|
||||
|
||||
import io.github.hydos.ginger.UI.canvases.WelcomeScreen;
|
||||
import io.github.hydos.ginger.UI.enums.UIColourType;
|
||||
import io.github.hydos.ginger.engine.elements.GuiTexture;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.utils.Loader;
|
||||
|
||||
public class UIManager {
|
||||
|
||||
UIColourType colourMode = UIColourType.dark;
|
||||
|
||||
GuiTexture background;
|
||||
|
||||
UICanvas welcomeScreen;
|
||||
|
||||
public UIManager(UIColourType type) {
|
||||
if(type == UIColourType.dark) {
|
||||
// background = new GuiTexture(Loader.loadTextureDirectly("/engine/ui/dark/background/background.png"), new Vector2f(0,0), new Vector2f(10,10));
|
||||
}
|
||||
this.colourMode = type;
|
||||
|
||||
welcomeScreen = new WelcomeScreen();
|
||||
|
||||
|
||||
}
|
||||
|
||||
public void update() {
|
||||
welcomeScreen.update();
|
||||
}
|
||||
|
||||
public GuiTexture getBackgroundTexture() {
|
||||
return background;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,33 @@
|
|||
package io.github.hydos.ginger.UI.canvases;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
import io.github.hydos.ginger.UI.UICanvas;
|
||||
import io.github.hydos.ginger.engine.elements.GuiTexture;
|
||||
|
||||
public class WelcomeScreen extends UICanvas{
|
||||
|
||||
public WelcomeScreen() {
|
||||
|
||||
}
|
||||
|
||||
@Override
|
||||
public void update() {
|
||||
|
||||
}
|
||||
|
||||
@Override
|
||||
public void hide(List<GuiTexture> textures) {
|
||||
|
||||
}
|
||||
|
||||
@Override
|
||||
public void show(List<GuiTexture> textures) {
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,7 @@
|
|||
package io.github.hydos.ginger.UI.enums;
|
||||
|
||||
public enum UIColourType {
|
||||
|
||||
light,dark
|
||||
|
||||
}
|
|
@ -0,0 +1,6 @@
|
|||
package io.github.hydos.ginger.UI.enums;
|
||||
|
||||
public enum UIDefaultClipSide {
|
||||
|
||||
top,bottom,left,right,centre
|
||||
}
|
|
@ -0,0 +1,7 @@
|
|||
package io.github.hydos.ginger.UI.enums;
|
||||
|
||||
public enum UIType {
|
||||
|
||||
tab, wholeScreen
|
||||
|
||||
}
|
|
@ -0,0 +1,73 @@
|
|||
package io.github.hydos.ginger.engine.cameras;
|
||||
|
||||
import org.lwjgl.glfw.GLFW;
|
||||
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
|
||||
public class FirstPersonCamera {
|
||||
|
||||
private Vector3f position = new Vector3f(0,0,0);
|
||||
private float pitch, yaw;
|
||||
private float roll;
|
||||
|
||||
|
||||
public FirstPersonCamera() {
|
||||
|
||||
|
||||
}
|
||||
|
||||
public FirstPersonCamera(Vector3f vector3f) {
|
||||
this.position = vector3f;
|
||||
}
|
||||
|
||||
public void move() {
|
||||
if(Window.isKeyDown(GLFW.GLFW_KEY_W)){
|
||||
position.z-=0.05f;
|
||||
}
|
||||
if(Window.isKeyDown(GLFW.GLFW_KEY_A)){
|
||||
position.x-=0.05f;
|
||||
}
|
||||
if(Window.isKeyDown(GLFW.GLFW_KEY_S)){
|
||||
position.z-=-0.05f;
|
||||
}
|
||||
if(Window.isKeyDown(GLFW.GLFW_KEY_D)){
|
||||
position.x+=0.05f;
|
||||
}
|
||||
if(Window.isKeyDown(GLFW.GLFW_KEY_SPACE)){
|
||||
position.y+=0.05f;
|
||||
}
|
||||
if(Window.isKeyDown(GLFW.GLFW_KEY_LEFT_SHIFT)){
|
||||
position.y-=0.05f;
|
||||
}
|
||||
|
||||
if(Window.isKeyDown(GLFW.GLFW_KEY_LEFT)){
|
||||
yaw-=0.5f;
|
||||
}
|
||||
if(Window.isKeyDown(GLFW.GLFW_KEY_RIGHT)){
|
||||
yaw+=0.5f;
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
|
||||
public Vector3f getPosition() {
|
||||
return position;
|
||||
}
|
||||
|
||||
|
||||
public float getPitch() {
|
||||
return pitch;
|
||||
}
|
||||
|
||||
|
||||
public float getYaw() {
|
||||
return yaw;
|
||||
}
|
||||
|
||||
|
||||
public float getRoll() {
|
||||
return roll;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,114 @@
|
|||
package io.github.hydos.ginger.engine.cameras;
|
||||
|
||||
import org.lwjgl.glfw.GLFW;
|
||||
import org.lwjgl.glfw.GLFWScrollCallback;
|
||||
|
||||
import io.github.hydos.ginger.engine.elements.objects.RenderPlayer;
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
|
||||
public class ThirdPersonCamera {
|
||||
|
||||
private float distanceFromPlayer = 5;
|
||||
private float angleAroundPlayer = 0;
|
||||
|
||||
|
||||
private Vector3f position = new Vector3f(0,0,0);
|
||||
private float pitch, yaw;
|
||||
private float roll;
|
||||
|
||||
|
||||
private RenderPlayer player;
|
||||
|
||||
|
||||
public ThirdPersonCamera(RenderPlayer player) {
|
||||
this.player = player;
|
||||
|
||||
}
|
||||
|
||||
public ThirdPersonCamera(Vector3f vector3f, RenderPlayer player) {
|
||||
this.position = vector3f;
|
||||
this.player = player;
|
||||
|
||||
}
|
||||
|
||||
public void move(){
|
||||
calculateZoom();
|
||||
calculatePitch();
|
||||
calculateAngleAroundPlayer();
|
||||
float horizontalDistance = calculateHorizontalDistance();
|
||||
float verticalDistance = calculateVerticalDistance();
|
||||
calculateCameraPosition(horizontalDistance, verticalDistance);
|
||||
this.yaw = 180 - (player.getRotY() + angleAroundPlayer);
|
||||
}
|
||||
|
||||
public void invertPitch(){
|
||||
this.pitch = -pitch;
|
||||
}
|
||||
|
||||
public Vector3f getPosition() {
|
||||
return position;
|
||||
}
|
||||
|
||||
public float getPitch() {
|
||||
return pitch;
|
||||
}
|
||||
|
||||
public float getYaw() {
|
||||
return yaw;
|
||||
}
|
||||
|
||||
public float getRoll() {
|
||||
return roll;
|
||||
}
|
||||
|
||||
private void calculateCameraPosition(float horizDistance, float verticDistance){
|
||||
float theta = player.getRotY() + angleAroundPlayer;
|
||||
float offsetX = (float) (horizDistance * Math.sin(Math.toRadians(theta)));
|
||||
float offsetZ = (float) (horizDistance * Math.cos(Math.toRadians(theta)));
|
||||
position.x = player.getPosition().x - offsetX;
|
||||
position.z = player.getPosition().z - offsetZ;
|
||||
position.y = player.getPosition().y + verticDistance;
|
||||
}
|
||||
|
||||
private float calculateHorizontalDistance(){
|
||||
float hD = (float) (distanceFromPlayer * Math.cos(Math.toRadians(pitch)));
|
||||
if(hD < 0)
|
||||
hD = 0;
|
||||
return hD;
|
||||
}
|
||||
|
||||
private float calculateVerticalDistance(){
|
||||
return (float) (distanceFromPlayer * Math.sin(Math.toRadians(pitch+4)));
|
||||
}
|
||||
|
||||
private void calculateZoom(){
|
||||
GLFW.glfwSetScrollCallback(Window.window, new GLFWScrollCallback() {
|
||||
@Override public void invoke (long win, double dx, double dy) {
|
||||
float zoomLevel = (float) dy * 0.1f;
|
||||
distanceFromPlayer -= zoomLevel;
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
private void calculatePitch(){
|
||||
if(Window.isMouseDown(1)) {
|
||||
float pitchChange = (float) (Window.dy * 0.2f);
|
||||
pitch += pitchChange;
|
||||
if(pitch < 0){
|
||||
pitch = 0;
|
||||
}else if(pitch > 90){
|
||||
pitch = 90;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private void calculateAngleAroundPlayer(){
|
||||
if(Window.isMouseDown(1)) {
|
||||
float angleChange = (float) (Window.dx * 0.3f);
|
||||
angleAroundPlayer -= angleChange;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,40 @@
|
|||
package io.github.hydos.ginger.engine.elements;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
|
||||
public class GuiTexture {
|
||||
|
||||
private int texture;
|
||||
private Vector2f position, scale;
|
||||
|
||||
public GuiTexture(int texture, Vector2f position, Vector2f scale) {
|
||||
this.texture = texture;
|
||||
this.position = position;
|
||||
this.scale = scale;
|
||||
}
|
||||
|
||||
public int getTexture() {
|
||||
return texture;
|
||||
}
|
||||
|
||||
public Vector2f getPosition() {
|
||||
return position;
|
||||
}
|
||||
|
||||
public Vector2f getScale() {
|
||||
return scale;
|
||||
}
|
||||
|
||||
public void setTexture(int texture) {
|
||||
this.texture = texture;
|
||||
}
|
||||
|
||||
public void setPosition(Vector2f position) {
|
||||
this.position = position;
|
||||
}
|
||||
|
||||
public void setScale(Vector2f scale) {
|
||||
this.scale = scale;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,87 @@
|
|||
package io.github.hydos.ginger.engine.elements.buttons;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
import org.lwjgl.glfw.GLFW;
|
||||
|
||||
import io.github.hydos.ginger.engine.elements.GuiTexture;
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.utils.Loader;
|
||||
|
||||
public class TextureButton{
|
||||
|
||||
private GuiTexture guiTexture;
|
||||
|
||||
private boolean shown = false;
|
||||
|
||||
private boolean clicked = false;
|
||||
|
||||
private boolean isHovering = false;
|
||||
|
||||
public TextureButton(String texture, Vector2f position, Vector2f scale) {
|
||||
guiTexture = new GuiTexture(Loader.loadTextureDirectly(texture), position, scale);
|
||||
}
|
||||
|
||||
public void update() {
|
||||
if(shown) {
|
||||
Vector2f location = guiTexture.getPosition();
|
||||
Vector2f scale = guiTexture.getScale();
|
||||
|
||||
Vector2f mouseCoords = Window.getNormalizedMouseCoordinates();
|
||||
if(location.y + scale.y > -mouseCoords.y && location.y - scale.y < -mouseCoords.y && location.x + scale.x > mouseCoords.x && location.x - scale.x < mouseCoords.x) {
|
||||
isHovering = true;
|
||||
if(Window.isMousePressed(GLFW.GLFW_MOUSE_BUTTON_1)) {
|
||||
clicked = true;
|
||||
}else {
|
||||
clicked = false;
|
||||
}
|
||||
|
||||
}else {
|
||||
if(isHovering) {
|
||||
isHovering = false;
|
||||
}
|
||||
}
|
||||
|
||||
}else {
|
||||
isHovering = false;
|
||||
clicked = false;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
public void show(List<GuiTexture> guiTexture) {
|
||||
if(shown) {
|
||||
|
||||
}else {
|
||||
guiTexture.add(this.guiTexture);
|
||||
this.shown = true;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
public void hide(List<GuiTexture> guiTexture) {
|
||||
if(!shown) {
|
||||
|
||||
}else {
|
||||
guiTexture.remove(this.guiTexture);
|
||||
this.shown = false;
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
public boolean isShown() {
|
||||
return shown;
|
||||
}
|
||||
|
||||
public boolean isClicked() {
|
||||
return clicked;
|
||||
}
|
||||
|
||||
public boolean isHovering() {
|
||||
return isHovering;
|
||||
}
|
||||
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,80 @@
|
|||
package io.github.hydos.ginger.engine.elements.objects;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.TexturedModel;
|
||||
|
||||
public class Entity {
|
||||
|
||||
private TexturedModel model;
|
||||
private Vector3f position;
|
||||
private float rotX = 0,rotY = 0,rotZ = 0;
|
||||
private Vector3f scale;
|
||||
public Entity(TexturedModel model, Vector3f position, float rotX, float rotY, float rotZ, Vector3f scale) {
|
||||
this.model = model;
|
||||
this.position = position;
|
||||
this.rotX = rotX;
|
||||
this.rotY = rotY;
|
||||
this.rotZ = rotZ;
|
||||
this.scale = scale;
|
||||
}
|
||||
public void increasePosition(float dx, float dy, float dz) {
|
||||
this.position.x += dx;
|
||||
this.position.y += dy;
|
||||
this.position.z += dz;
|
||||
}
|
||||
|
||||
public void increaseRotation(float dx, float dy, float dz) {
|
||||
this.rotX += dx;
|
||||
this.rotY += dy;
|
||||
this.rotZ += dz;
|
||||
}
|
||||
|
||||
public TexturedModel getModel() {
|
||||
return model;
|
||||
}
|
||||
|
||||
public void setModel(TexturedModel model) {
|
||||
this.model = model;
|
||||
}
|
||||
|
||||
public Vector3f getPosition() {
|
||||
return position;
|
||||
}
|
||||
|
||||
public void setPosition(Vector3f position) {
|
||||
this.position = position;
|
||||
}
|
||||
|
||||
public float getRotX() {
|
||||
return rotX;
|
||||
}
|
||||
|
||||
public void setRotX(float rotX) {
|
||||
this.rotX = rotX;
|
||||
}
|
||||
|
||||
public float getRotY() {
|
||||
return rotY;
|
||||
}
|
||||
|
||||
public void setRotY(float rotY) {
|
||||
this.rotY = rotY;
|
||||
}
|
||||
|
||||
public float getRotZ() {
|
||||
return rotZ;
|
||||
}
|
||||
|
||||
public void setRotZ(float rotZ) {
|
||||
this.rotZ = rotZ;
|
||||
}
|
||||
|
||||
public Vector3f getScale() {
|
||||
return scale;
|
||||
}
|
||||
|
||||
public void setScale(Vector3f scale) {
|
||||
this.scale = scale;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,44 @@
|
|||
package io.github.hydos.ginger.engine.elements.objects;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
|
||||
public class Light {
|
||||
|
||||
private Vector3f position, colour, attenuation;
|
||||
|
||||
public Light(Vector3f position, Vector3f colour) {
|
||||
this.position = position;
|
||||
this.colour = colour;
|
||||
}
|
||||
|
||||
public Light(Vector3f position, Vector3f colour, Vector3f attenuation) {
|
||||
this.position = position;
|
||||
this.colour = colour;
|
||||
this.attenuation = attenuation;
|
||||
}
|
||||
|
||||
public void setAttenuation(Vector3f a) {
|
||||
this.attenuation = a;
|
||||
}
|
||||
|
||||
public Vector3f getPosition() {
|
||||
return position;
|
||||
}
|
||||
|
||||
public Vector3f getColour() {
|
||||
return colour;
|
||||
}
|
||||
|
||||
public void setPosition(Vector3f position) {
|
||||
this.position = position;
|
||||
}
|
||||
|
||||
public void setColour(Vector3f colour) {
|
||||
this.colour = colour;
|
||||
}
|
||||
|
||||
public Vector3f getAttenuation() {
|
||||
return attenuation;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,84 @@
|
|||
package io.github.hydos.ginger.engine.elements.objects;
|
||||
|
||||
import org.lwjgl.glfw.GLFW;
|
||||
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.TexturedModel;
|
||||
import io.github.hydos.ginger.engine.terrain.Terrain;
|
||||
import io.github.hydos.ginger.main.settings.Constants;
|
||||
|
||||
public class RenderPlayer extends Entity{
|
||||
|
||||
// private static float RUN_SPEED = 0.3f;
|
||||
// private static float TURN_SPEED = 0.7f;
|
||||
// public static float GRAVITY = -0.04f;
|
||||
// private static float JUMP_POWER = 0.3f;
|
||||
|
||||
private static float terrainHeight = 0;
|
||||
|
||||
|
||||
private float currentSpeed = 0;
|
||||
private float currentTurn = 0;
|
||||
private float upwardsSpeed = 0;
|
||||
|
||||
private boolean isInAir = false;
|
||||
|
||||
public RenderPlayer(TexturedModel model, Vector3f position, float rotX, float rotY, float rotZ, Vector3f scale) {
|
||||
super(model, position, rotX, rotY, rotZ, scale);
|
||||
}
|
||||
|
||||
public void move(Terrain t) {
|
||||
checkInputs();
|
||||
super.increaseRotation(0, (float) ((currentTurn) * Window.getTime() ), 0);
|
||||
float distance = (float) ((currentSpeed) * (Window.getTime()));
|
||||
float dx = (float) (distance * Math.sin(Math.toRadians(super.getRotY())));
|
||||
float dz = (float) (distance * Math.cos(Math.toRadians(super.getRotY())));
|
||||
super.increasePosition(dx, 0, dz);
|
||||
super.increasePosition(0, (float) (upwardsSpeed * (Window.getTime())), 0);
|
||||
terrainHeight = t.getHeightOfTerrain(super.getPosition().x, super.getPosition().z);
|
||||
upwardsSpeed += Constants.gravity * Window.getTime();
|
||||
if(super.getPosition().y < terrainHeight) {
|
||||
isInAir = false;
|
||||
upwardsSpeed = 0;
|
||||
super.getPosition().y = terrainHeight;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
private void jump() {
|
||||
if(!isInAir) {
|
||||
isInAir = true;
|
||||
this.upwardsSpeed = Constants.jumpPower;
|
||||
}
|
||||
}
|
||||
|
||||
private void checkInputs() {
|
||||
if(Window.isKeyDown(GLFW.GLFW_KEY_W)) {
|
||||
this.currentSpeed = Constants.movementSpeed;
|
||||
}
|
||||
else if(Window.isKeyDown(GLFW.GLFW_KEY_S)) {
|
||||
this.currentSpeed = -Constants.movementSpeed;
|
||||
}else {
|
||||
this.currentSpeed = 0;
|
||||
}
|
||||
|
||||
if(Window.isKeyDown(GLFW.GLFW_KEY_A)) {
|
||||
this.currentTurn = Constants.turnSpeed;
|
||||
|
||||
}
|
||||
else if(Window.isKeyDown(GLFW.GLFW_KEY_D)) {
|
||||
this.currentTurn = -Constants.turnSpeed;
|
||||
}
|
||||
if(Window.isKeyReleased(68) || Window.isKeyReleased(65)){
|
||||
this.currentTurn = 0;
|
||||
}
|
||||
|
||||
if(Window.isKeyDown(GLFW.GLFW_KEY_SPACE)) {
|
||||
jump();
|
||||
}else {
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,103 @@
|
|||
package io.github.hydos.ginger.engine.font;
|
||||
|
||||
/**
|
||||
* Simple data structure class holding information about a certain glyph in the
|
||||
* font texture atlas. All sizes are for a font-size of 1.
|
||||
*
|
||||
*
|
||||
*/
|
||||
public class Character {
|
||||
|
||||
private int id;
|
||||
private double xTextureCoord;
|
||||
private double yTextureCoord;
|
||||
private double xMaxTextureCoord;
|
||||
private double yMaxTextureCoord;
|
||||
private double xOffset;
|
||||
private double yOffset;
|
||||
private double sizeX;
|
||||
private double sizeY;
|
||||
private double xAdvance;
|
||||
|
||||
/**
|
||||
* @param id
|
||||
* - the ASCII value of the character.
|
||||
* @param xTextureCoord
|
||||
* - the x texture coordinate for the top left corner of the
|
||||
* character in the texture atlas.
|
||||
* @param yTextureCoord
|
||||
* - the y texture coordinate for the top left corner of the
|
||||
* character in the texture atlas.
|
||||
* @param xTexSize
|
||||
* - the width of the character in the texture atlas.
|
||||
* @param yTexSize
|
||||
* - the height of the character in the texture atlas.
|
||||
* @param xOffset
|
||||
* - the x distance from the curser to the left edge of the
|
||||
* character's quad.
|
||||
* @param yOffset
|
||||
* - the y distance from the curser to the top edge of the
|
||||
* character's quad.
|
||||
* @param sizeX
|
||||
* - the width of the character's quad in screen space.
|
||||
* @param sizeY
|
||||
* - the height of the character's quad in screen space.
|
||||
* @param xAdvance
|
||||
* - how far in pixels the cursor should advance after adding
|
||||
* this character.
|
||||
*/
|
||||
protected Character(int id, double xTextureCoord, double yTextureCoord, double xTexSize, double yTexSize,
|
||||
double xOffset, double yOffset, double sizeX, double sizeY, double xAdvance) {
|
||||
this.id = id;
|
||||
this.xTextureCoord = xTextureCoord;
|
||||
this.yTextureCoord = yTextureCoord;
|
||||
this.xOffset = xOffset;
|
||||
this.yOffset = yOffset;
|
||||
this.sizeX = sizeX;
|
||||
this.sizeY = sizeY;
|
||||
this.xMaxTextureCoord = xTexSize + xTextureCoord;
|
||||
this.yMaxTextureCoord = yTexSize + yTextureCoord;
|
||||
this.xAdvance = xAdvance;
|
||||
}
|
||||
|
||||
protected int getId() {
|
||||
return id;
|
||||
}
|
||||
|
||||
protected double getxTextureCoord() {
|
||||
return xTextureCoord;
|
||||
}
|
||||
|
||||
protected double getyTextureCoord() {
|
||||
return yTextureCoord;
|
||||
}
|
||||
|
||||
protected double getXMaxTextureCoord() {
|
||||
return xMaxTextureCoord;
|
||||
}
|
||||
|
||||
protected double getYMaxTextureCoord() {
|
||||
return yMaxTextureCoord;
|
||||
}
|
||||
|
||||
protected double getxOffset() {
|
||||
return xOffset;
|
||||
}
|
||||
|
||||
protected double getyOffset() {
|
||||
return yOffset;
|
||||
}
|
||||
|
||||
protected double getSizeX() {
|
||||
return sizeX;
|
||||
}
|
||||
|
||||
protected double getSizeY() {
|
||||
return sizeY;
|
||||
}
|
||||
|
||||
protected double getxAdvance() {
|
||||
return xAdvance;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,49 @@
|
|||
package io.github.hydos.ginger.engine.font;
|
||||
|
||||
/**
|
||||
* Represents a font. It holds the font's texture atlas as well as having the
|
||||
* ability to create the quad vertices for any text using this font.
|
||||
*
|
||||
*
|
||||
*/
|
||||
public class FontType {
|
||||
|
||||
private int textureAtlas;
|
||||
private TextMeshCreator loader;
|
||||
|
||||
/**
|
||||
* Creates a new font and loads up the data about each character from the
|
||||
* font file.
|
||||
*
|
||||
* @param textureAtlas
|
||||
* - the ID of the font atlas texture.
|
||||
* @param fontFile
|
||||
* - the font file containing information about each character in
|
||||
* the texture atlas.
|
||||
*/
|
||||
public FontType(int textureAtlas, String fontFile) {
|
||||
this.textureAtlas = textureAtlas;
|
||||
this.loader = new TextMeshCreator(fontFile);
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The font texture atlas.
|
||||
*/
|
||||
public int getTextureAtlas() {
|
||||
return textureAtlas;
|
||||
}
|
||||
|
||||
/**
|
||||
* Takes in an unloaded text and calculate all of the vertices for the quads
|
||||
* on which this text will be rendered. The vertex positions and texture
|
||||
* coords and calculated based on the information from the font file.
|
||||
*
|
||||
* @param text
|
||||
* - the unloaded text.
|
||||
* @return Information about the vertices of all the quads.
|
||||
*/
|
||||
public TextMeshData loadText(GUIText text) {
|
||||
return loader.createTextMesh(text);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,221 @@
|
|||
package io.github.hydos.ginger.engine.font;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
|
||||
/**
|
||||
* Represents a piece of text in the game.
|
||||
*
|
||||
*
|
||||
*/
|
||||
public class GUIText {
|
||||
|
||||
private String textString;
|
||||
private float fontSize;
|
||||
|
||||
private int textMeshVao;
|
||||
private int vertexCount;
|
||||
private Vector3f colour = new Vector3f(0f, 0f, 0f), outlineColour;
|
||||
|
||||
private float borderEdge = 0.1f, borderWidth = 0;
|
||||
private Vector2f offset = new Vector2f(0, 0);
|
||||
|
||||
private Vector2f position;
|
||||
private float lineMaxSize;
|
||||
private int numberOfLines;
|
||||
|
||||
private FontType font;
|
||||
|
||||
private boolean centerText = false;
|
||||
|
||||
/**
|
||||
* Creates a new text, loads the text's quads into a VAO, and adds the text
|
||||
* to the screen.
|
||||
*
|
||||
* @param text
|
||||
* - the text.
|
||||
* @param fontSize
|
||||
* - the font size of the text, where a font size of 1 is the
|
||||
* default size.
|
||||
* @param font
|
||||
* - the font that this text should use.
|
||||
* @param position
|
||||
* - the position on the screen where the top left corner of the
|
||||
* text should be rendered. The top left corner of the screen is
|
||||
* (0, 0) and the bottom right is (1, 1).
|
||||
* @param maxLineLength
|
||||
* - basically the width of the virtual page in terms of screen
|
||||
* width (1 is full screen width, 0.5 is half the width of the
|
||||
* screen, etc.) Text cannot go off the edge of the page, so if
|
||||
* the text is longer than this length it will go onto the next
|
||||
* line. When text is centered it is centered into the middle of
|
||||
* the line, based on this line length value.
|
||||
* @param centered
|
||||
* - whether the text should be centered or not.
|
||||
*/
|
||||
public GUIText(String text, float fontSize, FontType font, Vector2f position, float maxLineLength,
|
||||
boolean centered) {
|
||||
this.textString = text;
|
||||
this.fontSize = fontSize;
|
||||
this.font = font;
|
||||
this.position = position;
|
||||
this.outlineColour = colour;
|
||||
this.lineMaxSize = maxLineLength;
|
||||
this.centerText = centered;
|
||||
TextMaster.loadText(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Remove the text from the screen.
|
||||
*/
|
||||
public void remove() {
|
||||
TextMaster.removeText(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The font used by this text.
|
||||
*/
|
||||
public FontType getFont() {
|
||||
return font;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the colour of the text.
|
||||
*
|
||||
* @param r
|
||||
* - red value, between 0 and 1.
|
||||
* @param g
|
||||
* - green value, between 0 and 1.
|
||||
* @param b
|
||||
* - blue value, between 0 and 1.
|
||||
*/
|
||||
public void setColour(float r, float g, float b) {
|
||||
colour.set(r, g, b);
|
||||
}
|
||||
|
||||
/**
|
||||
* @return the colour of the text.
|
||||
*/
|
||||
public Vector3f getColour() {
|
||||
return colour;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The number of lines of text. This is determined when the text is
|
||||
* loaded, based on the length of the text and the max line length
|
||||
* that is set.
|
||||
*/
|
||||
public int getNumberOfLines() {
|
||||
return numberOfLines;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The position of the top-left corner of the text in screen-space.
|
||||
* (0, 0) is the top left corner of the screen, (1, 1) is the bottom
|
||||
* right.
|
||||
*/
|
||||
public Vector2f getPosition() {
|
||||
return position;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return the ID of the text's VAO, which contains all the vertex data for
|
||||
* the quads on which the text will be rendered.
|
||||
*/
|
||||
public int getMesh() {
|
||||
return textMeshVao;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the VAO and vertex count for this text.
|
||||
*
|
||||
* @param vao
|
||||
* - the VAO containing all the vertex data for the quads on
|
||||
* which the text will be rendered.
|
||||
* @param verticesCount
|
||||
* - the total number of vertices in all of the quads.
|
||||
*/
|
||||
public void setMeshInfo(int vao, int verticesCount) {
|
||||
this.textMeshVao = vao;
|
||||
this.vertexCount = verticesCount;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The total number of vertices of all the text's quads.
|
||||
*/
|
||||
public int getVertexCount() {
|
||||
return this.vertexCount;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return the font size of the text (a font size of 1 is normal).
|
||||
*/
|
||||
protected float getFontSize() {
|
||||
return fontSize;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the number of lines that this text covers (method used only in
|
||||
* loading).
|
||||
*
|
||||
* @param number
|
||||
*/
|
||||
protected void setNumberOfLines(int number) {
|
||||
this.numberOfLines = number;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return {@code true} if the text should be centered.
|
||||
*/
|
||||
protected boolean isCentered() {
|
||||
return centerText;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The maximum length of a line of this text.
|
||||
*/
|
||||
protected float getMaxLineSize() {
|
||||
return lineMaxSize;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The string of text.
|
||||
*/
|
||||
protected String getTextString() {
|
||||
return textString;
|
||||
}
|
||||
|
||||
public Vector3f getOutlineColour() {
|
||||
return outlineColour;
|
||||
}
|
||||
|
||||
public float getBorderEdge() {
|
||||
return borderEdge;
|
||||
}
|
||||
|
||||
public void setBorderEdge(float borderEdge) {
|
||||
this.borderEdge = borderEdge;
|
||||
}
|
||||
|
||||
public float getBorderWidth() {
|
||||
return borderWidth;
|
||||
}
|
||||
|
||||
public void setBorderWidth(float borderWidth) {
|
||||
this.borderWidth = borderWidth;
|
||||
}
|
||||
|
||||
public Vector2f getOffset() {
|
||||
return offset;
|
||||
}
|
||||
|
||||
public void setOffset(Vector2f offset) {
|
||||
this.offset = offset;
|
||||
}
|
||||
|
||||
public void setOutlineColour(Vector3f outlineColour) {
|
||||
this.outlineColour = outlineColour;
|
||||
}
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,77 @@
|
|||
package io.github.hydos.ginger.engine.font;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
/**
|
||||
* Represents a line of text during the loading of a text.
|
||||
*
|
||||
* @author Karl
|
||||
*
|
||||
*/
|
||||
public class Line {
|
||||
|
||||
private double maxLength;
|
||||
private double spaceSize;
|
||||
|
||||
private List<Word> words = new ArrayList<Word>();
|
||||
private double currentLineLength = 0;
|
||||
|
||||
/**
|
||||
* Creates an empty line.
|
||||
*
|
||||
* @param spaceWidth
|
||||
* - the screen-space width of a space character.
|
||||
* @param fontSize
|
||||
* - the size of font being used.
|
||||
* @param maxLength
|
||||
* - the screen-space maximum length of a line.
|
||||
*/
|
||||
protected Line(double spaceWidth, double fontSize, double maxLength) {
|
||||
this.spaceSize = spaceWidth * fontSize;
|
||||
this.maxLength = maxLength;
|
||||
}
|
||||
|
||||
/**
|
||||
* Attempt to add a word to the line. If the line can fit the word in
|
||||
* without reaching the maximum line length then the word is added and the
|
||||
* line length increased.
|
||||
*
|
||||
* @param word
|
||||
* - the word to try to add.
|
||||
* @return {@code true} if the word has successfully been added to the line.
|
||||
*/
|
||||
protected boolean attemptToAddWord(Word word) {
|
||||
double additionalLength = word.getWordWidth();
|
||||
additionalLength += !words.isEmpty() ? spaceSize : 0;
|
||||
if (currentLineLength + additionalLength <= maxLength) {
|
||||
words.add(word);
|
||||
currentLineLength += additionalLength;
|
||||
return true;
|
||||
} else {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The max length of the line.
|
||||
*/
|
||||
protected double getMaxLength() {
|
||||
return maxLength;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The current screen-space length of the line.
|
||||
*/
|
||||
protected double getLineLength() {
|
||||
return currentLineLength;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The list of words in the line.
|
||||
*/
|
||||
protected List<Word> getWords() {
|
||||
return words;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,213 @@
|
|||
package io.github.hydos.ginger.engine.font;
|
||||
|
||||
import java.io.BufferedReader;
|
||||
import java.io.IOException;
|
||||
import java.io.InputStreamReader;
|
||||
import java.util.HashMap;
|
||||
import java.util.Map;
|
||||
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
|
||||
/**
|
||||
* Provides functionality for getting the values from a font file.
|
||||
*
|
||||
*
|
||||
*/
|
||||
public class MetaFile {
|
||||
|
||||
private static final int PAD_TOP = 0;
|
||||
private static final int PAD_LEFT = 1;
|
||||
private static final int PAD_BOTTOM = 2;
|
||||
private static final int PAD_RIGHT = 3;
|
||||
|
||||
private static final int DESIRED_PADDING = 8;
|
||||
|
||||
private static final String SPLITTER = " ";
|
||||
private static final String NUMBER_SEPARATOR = ",";
|
||||
|
||||
private double aspectRatio;
|
||||
|
||||
private double verticalPerPixelSize;
|
||||
private double horizontalPerPixelSize;
|
||||
private double spaceWidth;
|
||||
private int[] padding;
|
||||
private int paddingWidth;
|
||||
private int paddingHeight;
|
||||
|
||||
private Map<Integer, Character> metaData = new HashMap<Integer, Character>();
|
||||
|
||||
private BufferedReader reader;
|
||||
private Map<String, String> values = new HashMap<String, String>();
|
||||
|
||||
/**
|
||||
* Opens a font file in preparation for reading.
|
||||
*
|
||||
* @param file
|
||||
* - the font file.
|
||||
*/
|
||||
protected MetaFile(String file) {
|
||||
this.aspectRatio = (double) Window.width / (double) Window.height;
|
||||
openFile(file);
|
||||
loadPaddingData();
|
||||
loadLineSizes();
|
||||
int imageWidth = getValueOfVariable("scaleW");
|
||||
loadCharacterData(imageWidth);
|
||||
close();
|
||||
}
|
||||
|
||||
protected double getSpaceWidth() {
|
||||
return spaceWidth;
|
||||
}
|
||||
|
||||
protected Character getCharacter(int ascii) {
|
||||
return metaData.get(ascii);
|
||||
}
|
||||
|
||||
/**
|
||||
* Read in the next line and store the variable values.
|
||||
*
|
||||
* @return {@code true} if the end of the file hasn't been reached.
|
||||
*/
|
||||
private boolean processNextLine() {
|
||||
values.clear();
|
||||
String line = null;
|
||||
try {
|
||||
line = reader.readLine();
|
||||
} catch (IOException e1) {
|
||||
}
|
||||
if (line == null) {
|
||||
return false;
|
||||
}
|
||||
for (String part : line.split(SPLITTER)) {
|
||||
String[] valuePairs = part.split("=");
|
||||
if (valuePairs.length == 2) {
|
||||
values.put(valuePairs[0], valuePairs[1]);
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the {@code int} value of the variable with a certain name on the
|
||||
* current line.
|
||||
*
|
||||
* @param variable
|
||||
* - the name of the variable.
|
||||
* @return The value of the variable.
|
||||
*/
|
||||
private int getValueOfVariable(String variable) {
|
||||
return Integer.parseInt(values.get(variable));
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the array of ints associated with a variable on the current line.
|
||||
*
|
||||
* @param variable
|
||||
* - the name of the variable.
|
||||
* @return The int array of values associated with the variable.
|
||||
*/
|
||||
private int[] getValuesOfVariable(String variable) {
|
||||
String[] numbers = values.get(variable).split(NUMBER_SEPARATOR);
|
||||
int[] actualValues = new int[numbers.length];
|
||||
for (int i = 0; i < actualValues.length; i++) {
|
||||
actualValues[i] = Integer.parseInt(numbers[i]);
|
||||
}
|
||||
return actualValues;
|
||||
}
|
||||
|
||||
/**
|
||||
* Closes the font file after finishing reading.
|
||||
*/
|
||||
private void close() {
|
||||
try {
|
||||
reader.close();
|
||||
} catch (IOException e) {
|
||||
e.printStackTrace();
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Opens the font file, ready for reading.
|
||||
*
|
||||
* @param file
|
||||
* - the font file.
|
||||
*/
|
||||
private void openFile(String file) {
|
||||
try {
|
||||
reader = new BufferedReader(new InputStreamReader(Class.class.getResourceAsStream("/fonts/" + file)));
|
||||
} catch (Exception e) {
|
||||
e.printStackTrace();
|
||||
System.err.println("Couldn't read font meta file!");
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Loads the data about how much padding is used around each character in
|
||||
* the texture atlas.
|
||||
*/
|
||||
private void loadPaddingData() {
|
||||
processNextLine();
|
||||
this.padding = getValuesOfVariable("padding");
|
||||
this.paddingWidth = padding[PAD_LEFT] + padding[PAD_RIGHT];
|
||||
this.paddingHeight = padding[PAD_TOP] + padding[PAD_BOTTOM];
|
||||
}
|
||||
|
||||
/**
|
||||
* Loads information about the line height for this font in pixels, and uses
|
||||
* this as a way to find the conversion rate between pixels in the texture
|
||||
* atlas and screen-space.
|
||||
*/
|
||||
private void loadLineSizes() {
|
||||
processNextLine();
|
||||
int lineHeightPixels = getValueOfVariable("lineHeight") - paddingHeight;
|
||||
verticalPerPixelSize = TextMeshCreator.LINE_HEIGHT / (double) lineHeightPixels;
|
||||
horizontalPerPixelSize = verticalPerPixelSize / aspectRatio;
|
||||
}
|
||||
|
||||
/**
|
||||
* Loads in data about each character and stores the data in the
|
||||
* {@link Character} class.
|
||||
*
|
||||
* @param imageWidth
|
||||
* - the width of the texture atlas in pixels.
|
||||
*/
|
||||
private void loadCharacterData(int imageWidth) {
|
||||
processNextLine();
|
||||
processNextLine();
|
||||
while (processNextLine()) {
|
||||
Character c = loadCharacter(imageWidth);
|
||||
if (c != null) {
|
||||
metaData.put(c.getId(), c);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Loads all the data about one character in the texture atlas and converts
|
||||
* it all from 'pixels' to 'screen-space' before storing. The effects of
|
||||
* padding are also removed from the data.
|
||||
*
|
||||
* @param imageSize
|
||||
* - the size of the texture atlas in pixels.
|
||||
* @return The data about the character.
|
||||
*/
|
||||
private Character loadCharacter(int imageSize) {
|
||||
int id = getValueOfVariable("id");
|
||||
if (id == TextMeshCreator.SPACE_ASCII) {
|
||||
this.spaceWidth = (getValueOfVariable("xadvance") - paddingWidth) * horizontalPerPixelSize;
|
||||
return null;
|
||||
}
|
||||
double xTex = ((double) getValueOfVariable("x") + (padding[PAD_LEFT] - DESIRED_PADDING)) / imageSize;
|
||||
double yTex = ((double) getValueOfVariable("y") + (padding[PAD_TOP] - DESIRED_PADDING)) / imageSize;
|
||||
int width = getValueOfVariable("width") - (paddingWidth - (2 * DESIRED_PADDING));
|
||||
int height = getValueOfVariable("height") - ((paddingHeight) - (2 * DESIRED_PADDING));
|
||||
double quadWidth = width * horizontalPerPixelSize;
|
||||
double quadHeight = height * verticalPerPixelSize;
|
||||
double xTexSize = (double) width / imageSize;
|
||||
double yTexSize = (double) height / imageSize;
|
||||
double xOff = (getValueOfVariable("xoffset") + padding[PAD_LEFT] - DESIRED_PADDING) * horizontalPerPixelSize;
|
||||
double yOff = (getValueOfVariable("yoffset") + (padding[PAD_TOP] - DESIRED_PADDING)) * verticalPerPixelSize;
|
||||
double xAdvance = (getValueOfVariable("xadvance") - paddingWidth) * horizontalPerPixelSize;
|
||||
return new Character(id, xTex, yTex, xTexSize, yTexSize, xOff, yOff, quadWidth, quadHeight, xAdvance);
|
||||
}
|
||||
}
|
|
@ -0,0 +1,49 @@
|
|||
package io.github.hydos.ginger.engine.font;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.HashMap;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
|
||||
import io.github.hydos.ginger.engine.renderEngine.renderers.FontRenderer;
|
||||
import io.github.hydos.ginger.engine.utils.Loader;
|
||||
|
||||
public class TextMaster {
|
||||
|
||||
private static Map<FontType, List<GUIText>> texts = new HashMap<FontType, List<GUIText>>();
|
||||
private static FontRenderer renderer;
|
||||
|
||||
public static void init() {
|
||||
renderer = new FontRenderer();
|
||||
}
|
||||
|
||||
public static void loadText(GUIText text) {
|
||||
FontType font = text.getFont();
|
||||
TextMeshData data = font.loadText(text);
|
||||
int vao = Loader.loadToVAO(data.getVertexPositions(), data.getTextureCoords());
|
||||
text.setMeshInfo(vao, data.getVertexCount());
|
||||
List<GUIText> textBatch = texts.get(font);
|
||||
if(textBatch == null) {
|
||||
textBatch = new ArrayList<GUIText>();
|
||||
texts.put(font, textBatch);
|
||||
}
|
||||
textBatch.add(text);
|
||||
}
|
||||
|
||||
public static void removeText(GUIText text) {
|
||||
List<GUIText> textBatch = texts.get(text.getFont());
|
||||
textBatch.remove(text);
|
||||
if(textBatch.isEmpty()) {
|
||||
texts.remove(text.getFont());
|
||||
}
|
||||
}
|
||||
|
||||
public static void cleanUp() {
|
||||
renderer.cleanUp();
|
||||
}
|
||||
|
||||
public static void render() {
|
||||
renderer.render(texts);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,134 @@
|
|||
package io.github.hydos.ginger.engine.font;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
public class TextMeshCreator {
|
||||
|
||||
protected static final double LINE_HEIGHT = 0.03f;
|
||||
protected static final int SPACE_ASCII = 32;
|
||||
|
||||
private MetaFile metaData;
|
||||
|
||||
protected TextMeshCreator(String metaFile) {
|
||||
metaData = new MetaFile(metaFile);
|
||||
}
|
||||
|
||||
protected TextMeshData createTextMesh(GUIText text) {
|
||||
List<Line> lines = createStructure(text);
|
||||
TextMeshData data = createQuadVertices(text, lines);
|
||||
return data;
|
||||
}
|
||||
|
||||
private List<Line> createStructure(GUIText text) {
|
||||
char[] chars = text.getTextString().toCharArray();
|
||||
List<Line> lines = new ArrayList<Line>();
|
||||
Line currentLine = new Line(metaData.getSpaceWidth(), text.getFontSize(), text.getMaxLineSize());
|
||||
Word currentWord = new Word(text.getFontSize());
|
||||
for (char c : chars) {
|
||||
int ascii = (int) c;
|
||||
if (ascii == SPACE_ASCII) {
|
||||
boolean added = currentLine.attemptToAddWord(currentWord);
|
||||
if (!added) {
|
||||
lines.add(currentLine);
|
||||
currentLine = new Line(metaData.getSpaceWidth(), text.getFontSize(), text.getMaxLineSize());
|
||||
currentLine.attemptToAddWord(currentWord);
|
||||
}
|
||||
currentWord = new Word(text.getFontSize());
|
||||
continue;
|
||||
}
|
||||
Character character = metaData.getCharacter(ascii);
|
||||
currentWord.addCharacter(character);
|
||||
}
|
||||
completeStructure(lines, currentLine, currentWord, text);
|
||||
return lines;
|
||||
}
|
||||
|
||||
private void completeStructure(List<Line> lines, Line currentLine, Word currentWord, GUIText text) {
|
||||
boolean added = currentLine.attemptToAddWord(currentWord);
|
||||
if (!added) {
|
||||
lines.add(currentLine);
|
||||
currentLine = new Line(metaData.getSpaceWidth(), text.getFontSize(), text.getMaxLineSize());
|
||||
currentLine.attemptToAddWord(currentWord);
|
||||
}
|
||||
lines.add(currentLine);
|
||||
}
|
||||
|
||||
private TextMeshData createQuadVertices(GUIText text, List<Line> lines) {
|
||||
text.setNumberOfLines(lines.size());
|
||||
double curserX = 0f;
|
||||
double curserY = 0f;
|
||||
List<Float> vertices = new ArrayList<Float>();
|
||||
List<Float> textureCoords = new ArrayList<Float>();
|
||||
for (Line line : lines) {
|
||||
if (text.isCentered()) {
|
||||
curserX = (line.getMaxLength() - line.getLineLength()) / 2;
|
||||
}
|
||||
for (Word word : line.getWords()) {
|
||||
for (Character letter : word.getCharacters()) {
|
||||
addVerticesForCharacter(curserX, curserY, letter, text.getFontSize(), vertices);
|
||||
addTexCoords(textureCoords, letter.getxTextureCoord(), letter.getyTextureCoord(),
|
||||
letter.getXMaxTextureCoord(), letter.getYMaxTextureCoord());
|
||||
curserX += letter.getxAdvance() * text.getFontSize();
|
||||
}
|
||||
curserX += metaData.getSpaceWidth() * text.getFontSize();
|
||||
}
|
||||
curserX = 0;
|
||||
curserY += LINE_HEIGHT * text.getFontSize();
|
||||
}
|
||||
return new TextMeshData(listToArray(vertices), listToArray(textureCoords));
|
||||
}
|
||||
|
||||
private void addVerticesForCharacter(double curserX, double curserY, Character character, double fontSize,
|
||||
List<Float> vertices) {
|
||||
double x = curserX + (character.getxOffset() * fontSize);
|
||||
double y = curserY + (character.getyOffset() * fontSize);
|
||||
double maxX = x + (character.getSizeX() * fontSize);
|
||||
double maxY = y + (character.getSizeY() * fontSize);
|
||||
double properX = (2 * x) - 1;
|
||||
double properY = (-2 * y) + 1;
|
||||
double properMaxX = (2 * maxX) - 1;
|
||||
double properMaxY = (-2 * maxY) + 1;
|
||||
addVertices(vertices, properX, properY, properMaxX, properMaxY);
|
||||
}
|
||||
|
||||
private static void addVertices(List<Float> vertices, double x, double y, double maxX, double maxY) {
|
||||
vertices.add((float) x);
|
||||
vertices.add((float) y);
|
||||
vertices.add((float) x);
|
||||
vertices.add((float) maxY);
|
||||
vertices.add((float) maxX);
|
||||
vertices.add((float) maxY);
|
||||
vertices.add((float) maxX);
|
||||
vertices.add((float) maxY);
|
||||
vertices.add((float) maxX);
|
||||
vertices.add((float) y);
|
||||
vertices.add((float) x);
|
||||
vertices.add((float) y);
|
||||
}
|
||||
|
||||
private static void addTexCoords(List<Float> texCoords, double x, double y, double maxX, double maxY) {
|
||||
texCoords.add((float) x);
|
||||
texCoords.add((float) y);
|
||||
texCoords.add((float) x);
|
||||
texCoords.add((float) maxY);
|
||||
texCoords.add((float) maxX);
|
||||
texCoords.add((float) maxY);
|
||||
texCoords.add((float) maxX);
|
||||
texCoords.add((float) maxY);
|
||||
texCoords.add((float) maxX);
|
||||
texCoords.add((float) y);
|
||||
texCoords.add((float) x);
|
||||
texCoords.add((float) y);
|
||||
}
|
||||
|
||||
|
||||
private static float[] listToArray(List<Float> listOfFloats) {
|
||||
float[] array = new float[listOfFloats.size()];
|
||||
for (int i = 0; i < array.length; i++) {
|
||||
array[i] = listOfFloats.get(i);
|
||||
}
|
||||
return array;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,29 @@
|
|||
package io.github.hydos.ginger.engine.font;
|
||||
|
||||
/**
|
||||
* Stores the vertex data for all the quads on which a text will be rendered.
|
||||
*
|
||||
*/
|
||||
public class TextMeshData {
|
||||
|
||||
private float[] vertexPositions;
|
||||
private float[] textureCoords;
|
||||
|
||||
protected TextMeshData(float[] vertexPositions, float[] textureCoords){
|
||||
this.vertexPositions = vertexPositions;
|
||||
this.textureCoords = textureCoords;
|
||||
}
|
||||
|
||||
public float[] getVertexPositions() {
|
||||
return vertexPositions;
|
||||
}
|
||||
|
||||
public float[] getTextureCoords() {
|
||||
return textureCoords;
|
||||
}
|
||||
|
||||
public int getVertexCount() {
|
||||
return vertexPositions.length/2;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,47 @@
|
|||
package io.github.hydos.ginger.engine.font;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
/**
|
||||
* During the loading of a text this represents one word in the text.
|
||||
*
|
||||
*/
|
||||
public class Word {
|
||||
|
||||
private List<Character> characters = new ArrayList<Character>();
|
||||
private double width = 0;
|
||||
private double fontSize;
|
||||
|
||||
/**
|
||||
* Create a new empty word.
|
||||
* @param fontSize - the font size of the text which this word is in.
|
||||
*/
|
||||
protected Word(double fontSize){
|
||||
this.fontSize = fontSize;
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds a character to the end of the current word and increases the screen-space width of the word.
|
||||
* @param character - the character to be added.
|
||||
*/
|
||||
protected void addCharacter(Character character){
|
||||
characters.add(character);
|
||||
width += character.getxAdvance() * fontSize;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The list of characters in the word.
|
||||
*/
|
||||
protected List<Character> getCharacters(){
|
||||
return characters;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The width of the word in terms of screen size.
|
||||
*/
|
||||
protected double getWordWidth(){
|
||||
return width;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,224 @@
|
|||
package io.github.hydos.ginger.engine.io;
|
||||
|
||||
|
||||
import java.nio.DoubleBuffer;
|
||||
import java.nio.IntBuffer;
|
||||
|
||||
import org.lwjgl.BufferUtils;
|
||||
import org.lwjgl.glfw.GLFW;
|
||||
import org.lwjgl.glfw.GLFWImage;
|
||||
import org.lwjgl.glfw.GLFWVidMode;
|
||||
import org.lwjgl.opengl.GL;
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GLCapabilities;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.texture.Image;
|
||||
|
||||
public class Window {
|
||||
|
||||
public static int width;
|
||||
public static int height;
|
||||
private static String title;
|
||||
public static long window;
|
||||
private static Vector3f backgroundColour = new Vector3f(0.2f,0.2f,0.2f);
|
||||
private static boolean[] keys = new boolean[GLFW.GLFW_KEY_LAST];
|
||||
private static boolean[] mouseButtons = new boolean[GLFW.GLFW_MOUSE_BUTTON_LAST];
|
||||
private static GLFWImage.Buffer iconBuffer = null;
|
||||
private static double fpsCap, time, processedTime = 0;
|
||||
private static boolean isFullscreen = false;
|
||||
public static double dy = 0;
|
||||
public static double dx = 0;
|
||||
static double oldX = 0;
|
||||
static double oldY = 0;
|
||||
static double newX = 0;
|
||||
static double newY = 0;
|
||||
public static GLCapabilities glContext;
|
||||
public static int actuallWidth, actuallHeight;
|
||||
|
||||
public static void create(int width, int height, String title, int fps) {
|
||||
Window.width = width / 2;
|
||||
Window.height = height / 2;
|
||||
Window.actuallHeight = height;
|
||||
Window.actuallWidth = width;
|
||||
Window.title = title;
|
||||
fpsCap = fps;
|
||||
create();
|
||||
}
|
||||
|
||||
public static void create() {
|
||||
if(!GLFW.glfwInit()) {
|
||||
System.err.println("Error: Couldn't initialize GLFW");
|
||||
System.exit(-1);
|
||||
}
|
||||
|
||||
GLFW.glfwWindowHint(GLFW.GLFW_VISIBLE, GLFW.GLFW_FALSE);
|
||||
GLFW.glfwWindowHint(GLFW.GLFW_CONTEXT_VERSION_MAJOR, 3);
|
||||
GLFW.glfwWindowHint(GLFW.GLFW_CONTEXT_VERSION_MINOR, 3);
|
||||
GLFW.glfwWindowHint(GLFW.GLFW_OPENGL_PROFILE, GLFW.GLFW_OPENGL_CORE_PROFILE);
|
||||
GLFW.glfwWindowHint(GLFW.GLFW_OPENGL_FORWARD_COMPAT, GL11.GL_TRUE);
|
||||
GLFW.glfwWindowHint(GLFW.GLFW_RESIZABLE, GLFW.GLFW_FALSE);
|
||||
|
||||
GLFWVidMode vidmode = GLFW.glfwGetVideoMode(GLFW.glfwGetPrimaryMonitor());
|
||||
|
||||
window = GLFW.glfwCreateWindow(actuallWidth, actuallHeight, title, (isFullscreen) ? GLFW.glfwGetPrimaryMonitor() : 0, window);
|
||||
if(window == 0) {
|
||||
System.err.println("Error: Couldnt initilize window");
|
||||
System.exit(-1);
|
||||
|
||||
}
|
||||
|
||||
GLFW.glfwMakeContextCurrent(window);
|
||||
glContext = GL.createCapabilities();
|
||||
GL11.glEnable(GL11.GL_DEPTH_TEST);
|
||||
|
||||
|
||||
GLFW.glfwSetWindowPos(window, (vidmode.width() - width) / 2, (vidmode.height() - height) / 2);
|
||||
|
||||
|
||||
GLFW.glfwShowWindow(window);
|
||||
|
||||
time = getTime();
|
||||
getCurrentTime();
|
||||
|
||||
}
|
||||
|
||||
public static boolean closed() {
|
||||
return GLFW.glfwWindowShouldClose(window);
|
||||
}
|
||||
|
||||
public static void update() {
|
||||
IntBuffer widthBuffer = BufferUtils.createIntBuffer(1);
|
||||
IntBuffer heightBuffer = BufferUtils.createIntBuffer(1);
|
||||
GLFW.glfwGetWindowSize(window, widthBuffer, heightBuffer);
|
||||
width = widthBuffer.get(0);
|
||||
height = heightBuffer.get(0);
|
||||
GL11.glViewport(0, 0, width, height);
|
||||
GL11.glClearColor(backgroundColour.x, backgroundColour.y, backgroundColour.z, 1.0f);
|
||||
GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
|
||||
GLFW.glfwPollEvents();
|
||||
|
||||
newX = Window.getMouseX();
|
||||
newY = Window.getMouseY();
|
||||
|
||||
Window.dx = newX - oldX;
|
||||
Window.dy = newY - oldY;
|
||||
|
||||
oldX = newX;
|
||||
oldY = newY;
|
||||
}
|
||||
|
||||
public static void swapBuffers() {
|
||||
GLFW.glfwSwapBuffers(window);
|
||||
}
|
||||
|
||||
public static boolean isKeyDown(int keycode) {
|
||||
return GLFW.glfwGetKey(window, keycode) == 1;
|
||||
}
|
||||
|
||||
public static boolean isMouseDown(int mouseButton) {
|
||||
return GLFW.glfwGetMouseButton(window, mouseButton) == 1;
|
||||
}
|
||||
|
||||
public static boolean isKeyPressed(int keyCode) {
|
||||
return isKeyDown(keyCode) && !keys[keyCode];
|
||||
}
|
||||
|
||||
public static boolean isKeyReleased(int keyCode) {
|
||||
return !isKeyDown(keyCode) && keys[keyCode];
|
||||
}
|
||||
|
||||
public static boolean isMousePressed(int keyCode) {
|
||||
return isMouseDown(keyCode) && !mouseButtons[keyCode];
|
||||
}
|
||||
|
||||
public static boolean isMouseReleased(int keyCode) {
|
||||
return !isMouseDown(keyCode) && mouseButtons[keyCode];
|
||||
}
|
||||
|
||||
public static double getMouseX() {
|
||||
DoubleBuffer buffer = BufferUtils.createDoubleBuffer(1);
|
||||
GLFW.glfwGetCursorPos(window, buffer, null);
|
||||
return buffer.get(0);
|
||||
}
|
||||
|
||||
public static double getMouseY() {
|
||||
DoubleBuffer buffer = BufferUtils.createDoubleBuffer(1);
|
||||
GLFW.glfwGetCursorPos(window, null, buffer);
|
||||
return buffer.get(0);
|
||||
}
|
||||
|
||||
public static double getTime() {
|
||||
double f = (double) System.nanoTime() / (double) 1000000000;
|
||||
return f;
|
||||
}
|
||||
|
||||
public static float getFloatTime() {
|
||||
float f = (System.nanoTime() / (float) 1000000000);
|
||||
return f;
|
||||
}
|
||||
|
||||
public static boolean isUpdating() {
|
||||
double nextTime = getTime();
|
||||
double passedTime = nextTime - time;
|
||||
processedTime += passedTime;
|
||||
time = nextTime;
|
||||
|
||||
while (processedTime > 1.0/fpsCap) {
|
||||
processedTime -= 1.0/fpsCap;
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
public static void stop() {
|
||||
GLFW.glfwTerminate();
|
||||
}
|
||||
|
||||
public static void setBackgroundColour(float r, float g, float b) {
|
||||
backgroundColour = new Vector3f(r,g,b);
|
||||
}
|
||||
|
||||
public static void setIcon(String path) {
|
||||
Image icon = Image.createImage("/res/textures/" + path);
|
||||
GLFWImage iconImage = GLFWImage.malloc();
|
||||
iconBuffer = GLFWImage.malloc(1);
|
||||
iconImage.set(icon.getWidth(), icon.getHeight(), icon.getImage());
|
||||
iconBuffer.put(0, iconImage);
|
||||
}
|
||||
|
||||
public static void showIcon() {
|
||||
if(iconBuffer != null) {
|
||||
GLFW.glfwSetWindowIcon(window, iconBuffer);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
public void setFullscreen(boolean t) {
|
||||
Window.isFullscreen = t;
|
||||
}
|
||||
|
||||
public static void lockMouse() {
|
||||
GLFW.glfwSetInputMode(window, GLFW.GLFW_CURSOR, GLFW.GLFW_CURSOR_DISABLED);
|
||||
}
|
||||
|
||||
public static void unlockMouse() {
|
||||
GLFW.glfwSetInputMode(window, GLFW.GLFW_CURSOR, GLFW.GLFW_CURSOR_NORMAL);
|
||||
}
|
||||
|
||||
public static Vector3f getColour() {
|
||||
return Window.backgroundColour;
|
||||
}
|
||||
|
||||
private static long getCurrentTime() {
|
||||
return (long) (GLFW.glfwGetTime()*1000/GLFW.glfwGetTimerFrequency());
|
||||
}
|
||||
|
||||
public static Vector2f getNormalizedMouseCoordinates() {
|
||||
float normalX = -1.0f + 2.0f * (float) getMouseX() / width;
|
||||
float normalY = 1.0f - 2.0f * (float) getMouseY() / height;
|
||||
return new Vector2f(normalX, normalY);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,61 @@
|
|||
package io.github.hydos.ginger.engine.mathEngine;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
|
||||
public class Maths {
|
||||
|
||||
public static Matrix4f createTransformationMatrix(Vector3f translation, float rx, float ry, float rz, Vector3f scale) {
|
||||
Matrix4f matrix = new Matrix4f();
|
||||
matrix.setIdentity();
|
||||
Matrix4f.translate(translation, matrix, matrix);
|
||||
Matrix4f.rotate((float) Math.toRadians(rx), new Vector3f(1,0,0), matrix, matrix);
|
||||
Matrix4f.rotate((float) Math.toRadians(ry), new Vector3f(0,1,0), matrix, matrix);
|
||||
Matrix4f.rotate((float) Math.toRadians(rz), new Vector3f(0,0,1), matrix, matrix);
|
||||
Matrix4f.scale(scale, matrix, matrix);
|
||||
return matrix;
|
||||
}
|
||||
|
||||
public static Matrix4f createViewMatrix(ThirdPersonCamera camera) {
|
||||
Matrix4f viewMatrix = new Matrix4f();
|
||||
viewMatrix.setIdentity();
|
||||
Matrix4f.rotate((float) Math.toRadians(camera.getPitch()), new Vector3f(1, 0, 0), viewMatrix, viewMatrix);
|
||||
Matrix4f.rotate((float) Math.toRadians(camera.getYaw()), new Vector3f(0, 1, 0), viewMatrix, viewMatrix);
|
||||
Matrix4f.rotate((float) Math.toRadians(camera.getRoll()), new Vector3f(0, 0, 1), viewMatrix, viewMatrix);
|
||||
Vector3f cameraPos = camera.getPosition();
|
||||
Vector3f negativeCameraPos = new Vector3f(-cameraPos.x,-cameraPos.y,-cameraPos.z);
|
||||
Matrix4f.translate(negativeCameraPos, viewMatrix, viewMatrix);
|
||||
return viewMatrix;
|
||||
}
|
||||
|
||||
public static float barryCentric(Vector3f p1, Vector3f p2, Vector3f p3, Vector2f pos) {
|
||||
float det = (p2.z - p3.z) * (p1.x - p3.x) + (p3.x - p2.x) * (p1.z - p3.z);
|
||||
float l1 = ((p2.z - p3.z) * (pos.x - p3.x) + (p3.x - p2.x) * (pos.y - p3.z)) / det;
|
||||
float l2 = ((p3.z - p1.z) * (pos.x - p3.x) + (p1.x - p3.x) * (pos.y - p3.z)) / det;
|
||||
float l3 = 1.0f - l1 - l2;
|
||||
return l1 * p1.y + l2 * p2.y + l3 * p3.y;
|
||||
}
|
||||
|
||||
public static Matrix4f createTransformationMatrix(Vector2f translation, Vector2f scale) {
|
||||
Matrix4f matrix = new Matrix4f();
|
||||
matrix.setIdentity();
|
||||
Matrix4f.translate(translation, matrix, matrix);
|
||||
Matrix4f.scale(new Vector3f(scale.x, scale.y, 1f), matrix, matrix);
|
||||
return matrix;
|
||||
}
|
||||
|
||||
public static Matrix4f createTransformationMatrix(Vector3f translation, float rx, float ry, float rz, float scale) {
|
||||
Matrix4f matrix = new Matrix4f();
|
||||
matrix.setIdentity();
|
||||
Matrix4f.translate(translation, matrix, matrix);
|
||||
Matrix4f.rotate((float) Math.toRadians(rx), new Vector3f(1,0,0), matrix, matrix);
|
||||
Matrix4f.rotate((float) Math.toRadians(ry), new Vector3f(0,1,0), matrix, matrix);
|
||||
Matrix4f.rotate((float) Math.toRadians(rz), new Vector3f(0,0,1), matrix, matrix);
|
||||
Vector3f newScale = new Vector3f(scale,scale,scale);
|
||||
Matrix4f.scale(newScale, matrix, matrix);
|
||||
return matrix;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,546 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine;
|
||||
|
||||
/**
|
||||
*
|
||||
* Quaternions for LWJGL!
|
||||
*
|
||||
* @author fbi
|
||||
* @version $Revision$
|
||||
* $Id$
|
||||
*/
|
||||
|
||||
import java.nio.FloatBuffer;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix3f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.ReadableVector4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector4f;
|
||||
|
||||
public class Quaternion extends Vector implements ReadableVector4f {
|
||||
private static final long serialVersionUID = 1L;
|
||||
|
||||
public float x, y, z, w;
|
||||
|
||||
/**
|
||||
* C'tor. The quaternion will be initialized to the identity.
|
||||
*/
|
||||
public Quaternion() {
|
||||
super();
|
||||
setIdentity();
|
||||
}
|
||||
|
||||
/**
|
||||
* C'tor
|
||||
*
|
||||
* @param src
|
||||
*/
|
||||
public Quaternion(ReadableVector4f src) {
|
||||
set(src);
|
||||
}
|
||||
|
||||
/**
|
||||
* C'tor
|
||||
*
|
||||
*/
|
||||
public Quaternion(float x, float y, float z, float w) {
|
||||
set(x, y, z, w);
|
||||
}
|
||||
|
||||
/*
|
||||
* (non-Javadoc)
|
||||
*
|
||||
* @see org.lwjgl.util.vector.WritableVector2f#set(float, float)
|
||||
*/
|
||||
public void set(float x, float y) {
|
||||
this.x = x;
|
||||
this.y = y;
|
||||
}
|
||||
|
||||
/*
|
||||
* (non-Javadoc)
|
||||
*
|
||||
* @see org.lwjgl.util.vector.WritableVector3f#set(float, float, float)
|
||||
*/
|
||||
public void set(float x, float y, float z) {
|
||||
this.x = x;
|
||||
this.y = y;
|
||||
this.z = z;
|
||||
}
|
||||
|
||||
/*
|
||||
* (non-Javadoc)
|
||||
*
|
||||
* @see org.lwjgl.util.vector.WritableVector4f#set(float, float, float,
|
||||
* float)
|
||||
*/
|
||||
public void set(float x, float y, float z, float w) {
|
||||
this.x = x;
|
||||
this.y = y;
|
||||
this.z = z;
|
||||
this.w = w;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from another Vector4f
|
||||
*
|
||||
* @param src
|
||||
* The source vector
|
||||
* @return this
|
||||
*/
|
||||
public Quaternion set(ReadableVector4f src) {
|
||||
x = src.getX();
|
||||
y = src.getY();
|
||||
z = src.getZ();
|
||||
w = src.getW();
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set this quaternion to the multiplication identity.
|
||||
* @return this
|
||||
*/
|
||||
public Quaternion setIdentity() {
|
||||
return setIdentity(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the given quaternion to the multiplication identity.
|
||||
* @param q The quaternion
|
||||
* @return q
|
||||
*/
|
||||
public static Quaternion setIdentity(Quaternion q) {
|
||||
q.x = 0;
|
||||
q.y = 0;
|
||||
q.z = 0;
|
||||
q.w = 1;
|
||||
return q;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return the length squared of the quaternion
|
||||
*/
|
||||
@Override
|
||||
public float lengthSquared() {
|
||||
return x * x + y * y + z * z + w * w;
|
||||
}
|
||||
|
||||
/**
|
||||
* Normalise the source quaternion and place the result in another quaternion.
|
||||
*
|
||||
* @param src
|
||||
* The source quaternion
|
||||
* @param dest
|
||||
* The destination quaternion, or null if a new quaternion is to be
|
||||
* created
|
||||
* @return The normalised quaternion
|
||||
*/
|
||||
public static Quaternion normalise(Quaternion src, Quaternion dest) {
|
||||
float inv_l = 1f/src.length();
|
||||
|
||||
if (dest == null)
|
||||
dest = new Quaternion();
|
||||
|
||||
dest.set(src.x * inv_l, src.y * inv_l, src.z * inv_l, src.w * inv_l);
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Normalise this quaternion and place the result in another quaternion.
|
||||
*
|
||||
* @param dest
|
||||
* The destination quaternion, or null if a new quaternion is to be
|
||||
* created
|
||||
* @return the normalised quaternion
|
||||
*/
|
||||
public Quaternion normalise(Quaternion dest) {
|
||||
return normalise(this, dest);
|
||||
}
|
||||
|
||||
/**
|
||||
* The dot product of two quaternions
|
||||
*
|
||||
* @param left
|
||||
* The LHS quat
|
||||
* @param right
|
||||
* The RHS quat
|
||||
* @return left dot right
|
||||
*/
|
||||
public static float dot(Quaternion left, Quaternion right) {
|
||||
return left.x * right.x + left.y * right.y + left.z * right.z + left.w
|
||||
* right.w;
|
||||
}
|
||||
|
||||
/**
|
||||
* Calculate the conjugate of this quaternion and put it into the given one
|
||||
*
|
||||
* @param dest
|
||||
* The quaternion which should be set to the conjugate of this
|
||||
* quaternion
|
||||
*/
|
||||
public Quaternion negate(Quaternion dest) {
|
||||
return negate(this, dest);
|
||||
}
|
||||
|
||||
/**
|
||||
* Calculate the conjugate of this quaternion and put it into the given one
|
||||
*
|
||||
* @param src
|
||||
* The source quaternion
|
||||
* @param dest
|
||||
* The quaternion which should be set to the conjugate of this
|
||||
* quaternion
|
||||
*/
|
||||
public static Quaternion negate(Quaternion src, Quaternion dest) {
|
||||
if (dest == null)
|
||||
dest = new Quaternion();
|
||||
|
||||
dest.x = -src.x;
|
||||
dest.y = -src.y;
|
||||
dest.z = -src.z;
|
||||
dest.w = src.w;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Calculate the conjugate of this quaternion
|
||||
*/
|
||||
@Override
|
||||
public Vector negate() {
|
||||
return negate(this, this);
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.util.vector.Vector#load(java.nio.FloatBuffer)
|
||||
*/
|
||||
@Override
|
||||
public Vector load(FloatBuffer buf) {
|
||||
x = buf.get();
|
||||
y = buf.get();
|
||||
z = buf.get();
|
||||
w = buf.get();
|
||||
return this;
|
||||
}
|
||||
|
||||
/*
|
||||
* (non-Javadoc)
|
||||
*
|
||||
* @see org.lwjgl.vector.Vector#scale(float)
|
||||
*/
|
||||
@Override
|
||||
public Vector scale(float scale) {
|
||||
return scale(scale, this, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Scale the source quaternion by scale and put the result in the destination
|
||||
* @param scale The amount to scale by
|
||||
* @param src The source quaternion
|
||||
* @param dest The destination quaternion, or null if a new quaternion is to be created
|
||||
* @return The scaled quaternion
|
||||
*/
|
||||
public static Quaternion scale(float scale, Quaternion src, Quaternion dest) {
|
||||
if (dest == null)
|
||||
dest = new Quaternion();
|
||||
dest.x = src.x * scale;
|
||||
dest.y = src.y * scale;
|
||||
dest.z = src.z * scale;
|
||||
dest.w = src.w * scale;
|
||||
return dest;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.util.vector.ReadableVector#store(java.nio.FloatBuffer)
|
||||
*/
|
||||
@Override
|
||||
public Vector store(FloatBuffer buf) {
|
||||
buf.put(x);
|
||||
buf.put(y);
|
||||
buf.put(z);
|
||||
buf.put(w);
|
||||
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return x
|
||||
*/
|
||||
@Override
|
||||
public final float getX() {
|
||||
return x;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return y
|
||||
*/
|
||||
@Override
|
||||
public final float getY() {
|
||||
return y;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set X
|
||||
*
|
||||
* @param x
|
||||
*/
|
||||
public final void setX(float x) {
|
||||
this.x = x;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set Y
|
||||
*
|
||||
* @param y
|
||||
*/
|
||||
public final void setY(float y) {
|
||||
this.y = y;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set Z
|
||||
*
|
||||
* @param z
|
||||
*/
|
||||
public void setZ(float z) {
|
||||
this.z = z;
|
||||
}
|
||||
|
||||
/*
|
||||
* (Overrides)
|
||||
*
|
||||
* @see org.lwjgl.vector.ReadableVector3f#getZ()
|
||||
*/
|
||||
@Override
|
||||
public float getZ() {
|
||||
return z;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set W
|
||||
*
|
||||
* @param w
|
||||
*/
|
||||
public void setW(float w) {
|
||||
this.w = w;
|
||||
}
|
||||
|
||||
/*
|
||||
* (Overrides)
|
||||
*
|
||||
* @see org.lwjgl.vector.ReadableVector3f#getW()
|
||||
*/
|
||||
@Override
|
||||
public float getW() {
|
||||
return w;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString() {
|
||||
return "Quaternion: " + x + " " + y + " " + z + " " + w;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the value of this quaternion to the quaternion product of
|
||||
* quaternions left and right (this = left * right). Note that this is safe
|
||||
* for aliasing (e.g. this can be left or right).
|
||||
*
|
||||
* @param left
|
||||
* the first quaternion
|
||||
* @param right
|
||||
* the second quaternion
|
||||
*/
|
||||
public static Quaternion mul(Quaternion left, Quaternion right,
|
||||
Quaternion dest) {
|
||||
if (dest == null)
|
||||
dest = new Quaternion();
|
||||
dest.set(left.x * right.w + left.w * right.x + left.y * right.z
|
||||
- left.z * right.y, left.y * right.w + left.w * right.y
|
||||
+ left.z * right.x - left.x * right.z, left.z * right.w
|
||||
+ left.w * right.z + left.x * right.y - left.y * right.x,
|
||||
left.w * right.w - left.x * right.x - left.y * right.y
|
||||
- left.z * right.z);
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
*
|
||||
* Multiplies quaternion left by the inverse of quaternion right and places
|
||||
* the value into this quaternion. The value of both argument quaternions is
|
||||
* preservered (this = left * right^-1).
|
||||
*
|
||||
* @param left
|
||||
* the left quaternion
|
||||
* @param right
|
||||
* the right quaternion
|
||||
*/
|
||||
public static Quaternion mulInverse(Quaternion left, Quaternion right,
|
||||
Quaternion dest) {
|
||||
float n = right.lengthSquared();
|
||||
// zero-div may occur.
|
||||
n = (n == 0.0 ? n : 1 / n);
|
||||
// store on stack once for aliasing-safty
|
||||
if (dest == null)
|
||||
dest = new Quaternion();
|
||||
dest
|
||||
.set((left.x * right.w - left.w * right.x - left.y
|
||||
* right.z + left.z * right.y)
|
||||
* n, (left.y * right.w - left.w * right.y - left.z
|
||||
* right.x + left.x * right.z)
|
||||
* n, (left.z * right.w - left.w * right.z - left.x
|
||||
* right.y + left.y * right.x)
|
||||
* n, (left.w * right.w + left.x * right.x + left.y
|
||||
* right.y + left.z * right.z)
|
||||
* n);
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the value of this quaternion to the equivalent rotation of the
|
||||
* Axis-Angle argument.
|
||||
*
|
||||
* @param a1
|
||||
* the axis-angle: (x,y,z) is the axis and w is the angle
|
||||
*/
|
||||
public final void setFromAxisAngle(Vector4f a1) {
|
||||
x = a1.x;
|
||||
y = a1.y;
|
||||
z = a1.z;
|
||||
float n = (float) Math.sqrt(x * x + y * y + z * z);
|
||||
// zero-div may occur.
|
||||
float s = (float) (Math.sin(0.5 * a1.w) / n);
|
||||
x *= s;
|
||||
y *= s;
|
||||
z *= s;
|
||||
w = (float) Math.cos(0.5 * a1.w);
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the value of this quaternion using the rotational component of the
|
||||
* passed matrix.
|
||||
*
|
||||
* @param m
|
||||
* The matrix
|
||||
* @return this
|
||||
*/
|
||||
public final Quaternion setFromMatrix(Matrix4f m) {
|
||||
return setFromMatrix(m, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the value of the source quaternion using the rotational component of the
|
||||
* passed matrix.
|
||||
*
|
||||
* @param m
|
||||
* The source matrix
|
||||
* @param q
|
||||
* The destination quaternion, or null if a new quaternion is to be created
|
||||
* @return q
|
||||
*/
|
||||
public static Quaternion setFromMatrix(Matrix4f m, Quaternion q) {
|
||||
return q.setFromMat(m.m00, m.m01, m.m02, m.m10, m.m11, m.m12, m.m20,
|
||||
m.m21, m.m22);
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the value of this quaternion using the rotational component of the
|
||||
* passed matrix.
|
||||
*
|
||||
* @param m
|
||||
* The source matrix
|
||||
*/
|
||||
public final Quaternion setFromMatrix(Matrix3f m) {
|
||||
return setFromMatrix(m, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the value of the source quaternion using the rotational component of the
|
||||
* passed matrix.
|
||||
*
|
||||
* @param m
|
||||
* The source matrix
|
||||
* @param q
|
||||
* The destination quaternion, or null if a new quaternion is to be created
|
||||
* @return q
|
||||
*/
|
||||
public static Quaternion setFromMatrix(Matrix3f m, Quaternion q) {
|
||||
return q.setFromMat(m.m00, m.m01, m.m02, m.m10, m.m11, m.m12, m.m20,
|
||||
m.m21, m.m22);
|
||||
}
|
||||
|
||||
/**
|
||||
* Private method to perform the matrix-to-quaternion conversion
|
||||
*/
|
||||
private Quaternion setFromMat(float m00, float m01, float m02, float m10,
|
||||
float m11, float m12, float m20, float m21, float m22) {
|
||||
|
||||
float s;
|
||||
float tr = m00 + m11 + m22;
|
||||
if (tr >= 0.0) {
|
||||
s = (float) Math.sqrt(tr + 1.0);
|
||||
w = s * 0.5f;
|
||||
s = 0.5f / s;
|
||||
x = (m21 - m12) * s;
|
||||
y = (m02 - m20) * s;
|
||||
z = (m10 - m01) * s;
|
||||
} else {
|
||||
float max = Math.max(Math.max(m00, m11), m22);
|
||||
if (max == m00) {
|
||||
s = (float) Math.sqrt(m00 - (m11 + m22) + 1.0);
|
||||
x = s * 0.5f;
|
||||
s = 0.5f / s;
|
||||
y = (m01 + m10) * s;
|
||||
z = (m20 + m02) * s;
|
||||
w = (m21 - m12) * s;
|
||||
} else if (max == m11) {
|
||||
s = (float) Math.sqrt(m11 - (m22 + m00) + 1.0);
|
||||
y = s * 0.5f;
|
||||
s = 0.5f / s;
|
||||
z = (m12 + m21) * s;
|
||||
x = (m01 + m10) * s;
|
||||
w = (m02 - m20) * s;
|
||||
} else {
|
||||
s = (float) Math.sqrt(m22 - (m00 + m11) + 1.0);
|
||||
z = s * 0.5f;
|
||||
s = 0.5f / s;
|
||||
x = (m20 + m02) * s;
|
||||
y = (m12 + m21) * s;
|
||||
w = (m10 - m01) * s;
|
||||
}
|
||||
}
|
||||
return this;
|
||||
}
|
||||
}
|
|
@ -0,0 +1,137 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.matrixes;
|
||||
|
||||
import java.io.Serializable;
|
||||
import java.nio.FloatBuffer;
|
||||
|
||||
/**
|
||||
*
|
||||
* Base class for matrices. When a matrix is constructed it will be the identity
|
||||
* matrix unless otherwise stated.
|
||||
*
|
||||
* @author cix_foo <cix_foo@users.sourceforge.net>
|
||||
* @version $Revision$
|
||||
* $Id$
|
||||
*/
|
||||
public abstract class Matrix implements Serializable {
|
||||
|
||||
private static final long serialVersionUID = 1L;
|
||||
|
||||
|
||||
/**
|
||||
* Constructor for Matrix.
|
||||
*/
|
||||
protected Matrix() {
|
||||
super();
|
||||
}
|
||||
|
||||
/**
|
||||
* Set this matrix to be the identity matrix.
|
||||
* @return this
|
||||
*/
|
||||
public abstract Matrix setIdentity();
|
||||
|
||||
|
||||
/**
|
||||
* Invert this matrix
|
||||
* @return this
|
||||
*/
|
||||
public abstract Matrix invert();
|
||||
|
||||
|
||||
/**
|
||||
* Load from a float buffer. The buffer stores the matrix in column major
|
||||
* (OpenGL) order.
|
||||
*
|
||||
* @param buf A float buffer to read from
|
||||
* @return this
|
||||
*/
|
||||
public abstract Matrix load(FloatBuffer buf);
|
||||
|
||||
|
||||
/**
|
||||
* Load from a float buffer. The buffer stores the matrix in row major
|
||||
* (mathematical) order.
|
||||
*
|
||||
* @param buf A float buffer to read from
|
||||
* @return this
|
||||
*/
|
||||
public abstract Matrix loadTranspose(FloatBuffer buf);
|
||||
|
||||
|
||||
/**
|
||||
* Negate this matrix
|
||||
* @return this
|
||||
*/
|
||||
public abstract Matrix negate();
|
||||
|
||||
|
||||
/**
|
||||
* Store this matrix in a float buffer. The matrix is stored in column
|
||||
* major (openGL) order.
|
||||
* @param buf The buffer to store this matrix in
|
||||
* @return this
|
||||
*/
|
||||
public abstract Matrix store(FloatBuffer buf);
|
||||
|
||||
|
||||
/**
|
||||
* Store this matrix in a float buffer. The matrix is stored in row
|
||||
* major (maths) order.
|
||||
* @param buf The buffer to store this matrix in
|
||||
* @return this
|
||||
*/
|
||||
public abstract Matrix storeTranspose(FloatBuffer buf);
|
||||
|
||||
|
||||
/**
|
||||
* Transpose this matrix
|
||||
* @return this
|
||||
*/
|
||||
public abstract Matrix transpose();
|
||||
|
||||
|
||||
/**
|
||||
* Set this matrix to 0.
|
||||
* @return this
|
||||
*/
|
||||
public abstract Matrix setZero();
|
||||
|
||||
|
||||
/**
|
||||
* @return the determinant of the matrix
|
||||
*/
|
||||
public abstract float determinant();
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,413 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.matrixes;
|
||||
|
||||
import java.io.Serializable;
|
||||
import java.nio.FloatBuffer;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
|
||||
/**
|
||||
*
|
||||
* Holds a 2x2 matrix
|
||||
*
|
||||
* @author cix_foo <cix_foo@users.sourceforge.net>
|
||||
* @version $Revision$
|
||||
* $Id$
|
||||
*/
|
||||
|
||||
public class Matrix2f extends Matrix implements Serializable {
|
||||
|
||||
private static final long serialVersionUID = 1L;
|
||||
|
||||
public float m00, m01, m10, m11;
|
||||
|
||||
/**
|
||||
* Constructor for Matrix2f. The matrix is initialised to the identity.
|
||||
*/
|
||||
public Matrix2f() {
|
||||
setIdentity();
|
||||
}
|
||||
|
||||
/**
|
||||
* Constructor
|
||||
*/
|
||||
public Matrix2f(Matrix2f src) {
|
||||
load(src);
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from another matrix
|
||||
* @param src The source matrix
|
||||
* @return this
|
||||
*/
|
||||
public Matrix2f load(Matrix2f src) {
|
||||
return load(src, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Copy the source matrix to the destination matrix.
|
||||
* @param src The source matrix
|
||||
* @param dest The destination matrix, or null if a new one should be created.
|
||||
* @return The copied matrix
|
||||
*/
|
||||
public static Matrix2f load(Matrix2f src, Matrix2f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix2f();
|
||||
|
||||
dest.m00 = src.m00;
|
||||
dest.m01 = src.m01;
|
||||
dest.m10 = src.m10;
|
||||
dest.m11 = src.m11;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from a float buffer. The buffer stores the matrix in column major
|
||||
* (OpenGL) order.
|
||||
*
|
||||
* @param buf A float buffer to read from
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix load(FloatBuffer buf) {
|
||||
|
||||
m00 = buf.get();
|
||||
m01 = buf.get();
|
||||
m10 = buf.get();
|
||||
m11 = buf.get();
|
||||
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from a float buffer. The buffer stores the matrix in row major
|
||||
* (mathematical) order.
|
||||
*
|
||||
* @param buf A float buffer to read from
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix loadTranspose(FloatBuffer buf) {
|
||||
|
||||
m00 = buf.get();
|
||||
m10 = buf.get();
|
||||
m01 = buf.get();
|
||||
m11 = buf.get();
|
||||
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Store this matrix in a float buffer. The matrix is stored in column
|
||||
* major (openGL) order.
|
||||
* @param buf The buffer to store this matrix in
|
||||
*/
|
||||
@Override
|
||||
public Matrix store(FloatBuffer buf) {
|
||||
buf.put(m00);
|
||||
buf.put(m01);
|
||||
buf.put(m10);
|
||||
buf.put(m11);
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Store this matrix in a float buffer. The matrix is stored in row
|
||||
* major (maths) order.
|
||||
* @param buf The buffer to store this matrix in
|
||||
*/
|
||||
@Override
|
||||
public Matrix storeTranspose(FloatBuffer buf) {
|
||||
buf.put(m00);
|
||||
buf.put(m10);
|
||||
buf.put(m01);
|
||||
buf.put(m11);
|
||||
return this;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Add two matrices together and place the result in a third matrix.
|
||||
* @param left The left source matrix
|
||||
* @param right The right source matrix
|
||||
* @param dest The destination matrix, or null if a new one is to be created
|
||||
* @return the destination matrix
|
||||
*/
|
||||
public static Matrix2f add(Matrix2f left, Matrix2f right, Matrix2f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix2f();
|
||||
|
||||
dest.m00 = left.m00 + right.m00;
|
||||
dest.m01 = left.m01 + right.m01;
|
||||
dest.m10 = left.m10 + right.m10;
|
||||
dest.m11 = left.m11 + right.m11;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Subtract the right matrix from the left and place the result in a third matrix.
|
||||
* @param left The left source matrix
|
||||
* @param right The right source matrix
|
||||
* @param dest The destination matrix, or null if a new one is to be created
|
||||
* @return the destination matrix
|
||||
*/
|
||||
public static Matrix2f sub(Matrix2f left, Matrix2f right, Matrix2f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix2f();
|
||||
|
||||
dest.m00 = left.m00 - right.m00;
|
||||
dest.m01 = left.m01 - right.m01;
|
||||
dest.m10 = left.m10 - right.m10;
|
||||
dest.m11 = left.m11 - right.m11;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Multiply the right matrix by the left and place the result in a third matrix.
|
||||
* @param left The left source matrix
|
||||
* @param right The right source matrix
|
||||
* @param dest The destination matrix, or null if a new one is to be created
|
||||
* @return the destination matrix
|
||||
*/
|
||||
public static Matrix2f mul(Matrix2f left, Matrix2f right, Matrix2f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix2f();
|
||||
|
||||
float m00 = left.m00 * right.m00 + left.m10 * right.m01;
|
||||
float m01 = left.m01 * right.m00 + left.m11 * right.m01;
|
||||
float m10 = left.m00 * right.m10 + left.m10 * right.m11;
|
||||
float m11 = left.m01 * right.m10 + left.m11 * right.m11;
|
||||
|
||||
dest.m00 = m00;
|
||||
dest.m01 = m01;
|
||||
dest.m10 = m10;
|
||||
dest.m11 = m11;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Transform a Vector by a matrix and return the result in a destination
|
||||
* vector.
|
||||
* @param left The left matrix
|
||||
* @param right The right vector
|
||||
* @param dest The destination vector, or null if a new one is to be created
|
||||
* @return the destination vector
|
||||
*/
|
||||
public static Vector2f transform(Matrix2f left, Vector2f right, Vector2f dest) {
|
||||
if (dest == null)
|
||||
dest = new Vector2f();
|
||||
|
||||
float x = left.m00 * right.x + left.m10 * right.y;
|
||||
float y = left.m01 * right.x + left.m11 * right.y;
|
||||
|
||||
dest.x = x;
|
||||
dest.y = y;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Transpose this matrix
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix transpose() {
|
||||
return transpose(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Transpose this matrix and place the result in another matrix.
|
||||
* @param dest The destination matrix or null if a new matrix is to be created
|
||||
* @return the transposed matrix
|
||||
*/
|
||||
public Matrix2f transpose(Matrix2f dest) {
|
||||
return transpose(this, dest);
|
||||
}
|
||||
|
||||
/**
|
||||
* Transpose the source matrix and place the result in the destination matrix.
|
||||
* @param src The source matrix or null if a new matrix is to be created
|
||||
* @param dest The destination matrix or null if a new matrix is to be created
|
||||
* @return the transposed matrix
|
||||
*/
|
||||
public static Matrix2f transpose(Matrix2f src, Matrix2f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix2f();
|
||||
|
||||
float m01 = src.m10;
|
||||
float m10 = src.m01;
|
||||
|
||||
dest.m01 = m01;
|
||||
dest.m10 = m10;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Invert this matrix
|
||||
* @return this if successful, null otherwise
|
||||
*/
|
||||
@Override
|
||||
public Matrix invert() {
|
||||
return invert(this, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Invert the source matrix and place the result in the destination matrix.
|
||||
* @param src The source matrix to be inverted
|
||||
* @param dest The destination matrix or null if a new matrix is to be created
|
||||
* @return The inverted matrix, or null if source can't be reverted.
|
||||
*/
|
||||
public static Matrix2f invert(Matrix2f src, Matrix2f dest) {
|
||||
/*
|
||||
*inv(A) = 1/det(A) * adj(A);
|
||||
*/
|
||||
|
||||
float determinant = src.determinant();
|
||||
if (determinant != 0) {
|
||||
if (dest == null)
|
||||
dest = new Matrix2f();
|
||||
float determinant_inv = 1f/determinant;
|
||||
float t00 = src.m11*determinant_inv;
|
||||
float t01 = -src.m01*determinant_inv;
|
||||
float t11 = src.m00*determinant_inv;
|
||||
float t10 = -src.m10*determinant_inv;
|
||||
|
||||
dest.m00 = t00;
|
||||
dest.m01 = t01;
|
||||
dest.m10 = t10;
|
||||
dest.m11 = t11;
|
||||
return dest;
|
||||
} else
|
||||
return null;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a string representation of this matrix
|
||||
*/
|
||||
@Override
|
||||
public String toString() {
|
||||
StringBuilder buf = new StringBuilder();
|
||||
buf.append(m00).append(' ').append(m10).append(' ').append('\n');
|
||||
buf.append(m01).append(' ').append(m11).append(' ').append('\n');
|
||||
return buf.toString();
|
||||
}
|
||||
|
||||
/**
|
||||
* Negate this matrix
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix negate() {
|
||||
return negate(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Negate this matrix and stash the result in another matrix.
|
||||
* @param dest The destination matrix, or null if a new matrix is to be created
|
||||
* @return the negated matrix
|
||||
*/
|
||||
public Matrix2f negate(Matrix2f dest) {
|
||||
return negate(this, dest);
|
||||
}
|
||||
|
||||
/**
|
||||
* Negate the source matrix and stash the result in the destination matrix.
|
||||
* @param src The source matrix to be negated
|
||||
* @param dest The destination matrix, or null if a new matrix is to be created
|
||||
* @return the negated matrix
|
||||
*/
|
||||
public static Matrix2f negate(Matrix2f src, Matrix2f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix2f();
|
||||
|
||||
dest.m00 = -src.m00;
|
||||
dest.m01 = -src.m01;
|
||||
dest.m10 = -src.m10;
|
||||
dest.m11 = -src.m11;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set this matrix to be the identity matrix.
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix setIdentity() {
|
||||
return setIdentity(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the source matrix to be the identity matrix.
|
||||
* @param src The matrix to set to the identity.
|
||||
* @return The source matrix
|
||||
*/
|
||||
public static Matrix2f setIdentity(Matrix2f src) {
|
||||
src.m00 = 1.0f;
|
||||
src.m01 = 0.0f;
|
||||
src.m10 = 0.0f;
|
||||
src.m11 = 1.0f;
|
||||
return src;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set this matrix to 0.
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix setZero() {
|
||||
return setZero(this);
|
||||
}
|
||||
|
||||
public static Matrix2f setZero(Matrix2f src) {
|
||||
src.m00 = 0.0f;
|
||||
src.m01 = 0.0f;
|
||||
src.m10 = 0.0f;
|
||||
src.m11 = 0.0f;
|
||||
return src;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.vector.Matrix#determinant()
|
||||
*/
|
||||
@Override
|
||||
public float determinant() {
|
||||
return m00 * m11 - m01*m10;
|
||||
}
|
||||
}
|
|
@ -0,0 +1,525 @@
|
|||
|
||||
|
||||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.matrixes;
|
||||
|
||||
import java.io.Serializable;
|
||||
import java.nio.FloatBuffer;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
|
||||
/**
|
||||
*
|
||||
* Holds a 3x3 matrix.
|
||||
*
|
||||
* @author cix_foo <cix_foo@users.sourceforge.net>
|
||||
* @version $Revision$
|
||||
* $Id$
|
||||
*/
|
||||
|
||||
public class Matrix3f extends Matrix implements Serializable {
|
||||
|
||||
private static final long serialVersionUID = 1L;
|
||||
|
||||
public float m00,
|
||||
m01,
|
||||
m02,
|
||||
m10,
|
||||
m11,
|
||||
m12,
|
||||
m20,
|
||||
m21,
|
||||
m22;
|
||||
|
||||
/**
|
||||
* Constructor for Matrix3f. Matrix is initialised to the identity.
|
||||
*/
|
||||
public Matrix3f() {
|
||||
super();
|
||||
setIdentity();
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from another matrix
|
||||
* @param src The source matrix
|
||||
* @return this
|
||||
*/
|
||||
public Matrix3f load(Matrix3f src) {
|
||||
return load(src, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Copy source matrix to destination matrix
|
||||
* @param src The source matrix
|
||||
* @param dest The destination matrix, or null of a new matrix is to be created
|
||||
* @return The copied matrix
|
||||
*/
|
||||
public static Matrix3f load(Matrix3f src, Matrix3f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix3f();
|
||||
|
||||
dest.m00 = src.m00;
|
||||
dest.m10 = src.m10;
|
||||
dest.m20 = src.m20;
|
||||
dest.m01 = src.m01;
|
||||
dest.m11 = src.m11;
|
||||
dest.m21 = src.m21;
|
||||
dest.m02 = src.m02;
|
||||
dest.m12 = src.m12;
|
||||
dest.m22 = src.m22;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from a float buffer. The buffer stores the matrix in column major
|
||||
* (OpenGL) order.
|
||||
*
|
||||
* @param buf A float buffer to read from
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix load(FloatBuffer buf) {
|
||||
|
||||
m00 = buf.get();
|
||||
m01 = buf.get();
|
||||
m02 = buf.get();
|
||||
m10 = buf.get();
|
||||
m11 = buf.get();
|
||||
m12 = buf.get();
|
||||
m20 = buf.get();
|
||||
m21 = buf.get();
|
||||
m22 = buf.get();
|
||||
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from a float buffer. The buffer stores the matrix in row major
|
||||
* (maths) order.
|
||||
*
|
||||
* @param buf A float buffer to read from
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix loadTranspose(FloatBuffer buf) {
|
||||
|
||||
m00 = buf.get();
|
||||
m10 = buf.get();
|
||||
m20 = buf.get();
|
||||
m01 = buf.get();
|
||||
m11 = buf.get();
|
||||
m21 = buf.get();
|
||||
m02 = buf.get();
|
||||
m12 = buf.get();
|
||||
m22 = buf.get();
|
||||
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Store this matrix in a float buffer. The matrix is stored in column
|
||||
* major (openGL) order.
|
||||
* @param buf The buffer to store this matrix in
|
||||
*/
|
||||
@Override
|
||||
public Matrix store(FloatBuffer buf) {
|
||||
buf.put(m00);
|
||||
buf.put(m01);
|
||||
buf.put(m02);
|
||||
buf.put(m10);
|
||||
buf.put(m11);
|
||||
buf.put(m12);
|
||||
buf.put(m20);
|
||||
buf.put(m21);
|
||||
buf.put(m22);
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Store this matrix in a float buffer. The matrix is stored in row
|
||||
* major (maths) order.
|
||||
* @param buf The buffer to store this matrix in
|
||||
*/
|
||||
@Override
|
||||
public Matrix storeTranspose(FloatBuffer buf) {
|
||||
buf.put(m00);
|
||||
buf.put(m10);
|
||||
buf.put(m20);
|
||||
buf.put(m01);
|
||||
buf.put(m11);
|
||||
buf.put(m21);
|
||||
buf.put(m02);
|
||||
buf.put(m12);
|
||||
buf.put(m22);
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Add two matrices together and place the result in a third matrix.
|
||||
* @param left The left source matrix
|
||||
* @param right The right source matrix
|
||||
* @param dest The destination matrix, or null if a new one is to be created
|
||||
* @return the destination matrix
|
||||
*/
|
||||
public static Matrix3f add(Matrix3f left, Matrix3f right, Matrix3f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix3f();
|
||||
|
||||
dest.m00 = left.m00 + right.m00;
|
||||
dest.m01 = left.m01 + right.m01;
|
||||
dest.m02 = left.m02 + right.m02;
|
||||
dest.m10 = left.m10 + right.m10;
|
||||
dest.m11 = left.m11 + right.m11;
|
||||
dest.m12 = left.m12 + right.m12;
|
||||
dest.m20 = left.m20 + right.m20;
|
||||
dest.m21 = left.m21 + right.m21;
|
||||
dest.m22 = left.m22 + right.m22;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Subtract the right matrix from the left and place the result in a third matrix.
|
||||
* @param left The left source matrix
|
||||
* @param right The right source matrix
|
||||
* @param dest The destination matrix, or null if a new one is to be created
|
||||
* @return the destination matrix
|
||||
*/
|
||||
public static Matrix3f sub(Matrix3f left, Matrix3f right, Matrix3f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix3f();
|
||||
|
||||
dest.m00 = left.m00 - right.m00;
|
||||
dest.m01 = left.m01 - right.m01;
|
||||
dest.m02 = left.m02 - right.m02;
|
||||
dest.m10 = left.m10 - right.m10;
|
||||
dest.m11 = left.m11 - right.m11;
|
||||
dest.m12 = left.m12 - right.m12;
|
||||
dest.m20 = left.m20 - right.m20;
|
||||
dest.m21 = left.m21 - right.m21;
|
||||
dest.m22 = left.m22 - right.m22;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Multiply the right matrix by the left and place the result in a third matrix.
|
||||
* @param left The left source matrix
|
||||
* @param right The right source matrix
|
||||
* @param dest The destination matrix, or null if a new one is to be created
|
||||
* @return the destination matrix
|
||||
*/
|
||||
public static Matrix3f mul(Matrix3f left, Matrix3f right, Matrix3f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix3f();
|
||||
|
||||
float m00 =
|
||||
left.m00 * right.m00 + left.m10 * right.m01 + left.m20 * right.m02;
|
||||
float m01 =
|
||||
left.m01 * right.m00 + left.m11 * right.m01 + left.m21 * right.m02;
|
||||
float m02 =
|
||||
left.m02 * right.m00 + left.m12 * right.m01 + left.m22 * right.m02;
|
||||
float m10 =
|
||||
left.m00 * right.m10 + left.m10 * right.m11 + left.m20 * right.m12;
|
||||
float m11 =
|
||||
left.m01 * right.m10 + left.m11 * right.m11 + left.m21 * right.m12;
|
||||
float m12 =
|
||||
left.m02 * right.m10 + left.m12 * right.m11 + left.m22 * right.m12;
|
||||
float m20 =
|
||||
left.m00 * right.m20 + left.m10 * right.m21 + left.m20 * right.m22;
|
||||
float m21 =
|
||||
left.m01 * right.m20 + left.m11 * right.m21 + left.m21 * right.m22;
|
||||
float m22 =
|
||||
left.m02 * right.m20 + left.m12 * right.m21 + left.m22 * right.m22;
|
||||
|
||||
dest.m00 = m00;
|
||||
dest.m01 = m01;
|
||||
dest.m02 = m02;
|
||||
dest.m10 = m10;
|
||||
dest.m11 = m11;
|
||||
dest.m12 = m12;
|
||||
dest.m20 = m20;
|
||||
dest.m21 = m21;
|
||||
dest.m22 = m22;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Transform a Vector by a matrix and return the result in a destination
|
||||
* vector.
|
||||
* @param left The left matrix
|
||||
* @param right The right vector
|
||||
* @param dest The destination vector, or null if a new one is to be created
|
||||
* @return the destination vector
|
||||
*/
|
||||
public static Vector3f transform(Matrix3f left, Vector3f right, Vector3f dest) {
|
||||
if (dest == null)
|
||||
dest = new Vector3f();
|
||||
|
||||
float x = left.m00 * right.x + left.m10 * right.y + left.m20 * right.z;
|
||||
float y = left.m01 * right.x + left.m11 * right.y + left.m21 * right.z;
|
||||
float z = left.m02 * right.x + left.m12 * right.y + left.m22 * right.z;
|
||||
|
||||
dest.x = x;
|
||||
dest.y = y;
|
||||
dest.z = z;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Transpose this matrix
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix transpose() {
|
||||
return transpose(this, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Transpose this matrix and place the result in another matrix
|
||||
* @param dest The destination matrix or null if a new matrix is to be created
|
||||
* @return the transposed matrix
|
||||
*/
|
||||
public Matrix3f transpose(Matrix3f dest) {
|
||||
return transpose(this, dest);
|
||||
}
|
||||
|
||||
/**
|
||||
* Transpose the source matrix and place the result into the destination matrix
|
||||
* @param src The source matrix to be transposed
|
||||
* @param dest The destination matrix or null if a new matrix is to be created
|
||||
* @return the transposed matrix
|
||||
*/
|
||||
public static Matrix3f transpose(Matrix3f src, Matrix3f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix3f();
|
||||
float m00 = src.m00;
|
||||
float m01 = src.m10;
|
||||
float m02 = src.m20;
|
||||
float m10 = src.m01;
|
||||
float m11 = src.m11;
|
||||
float m12 = src.m21;
|
||||
float m20 = src.m02;
|
||||
float m21 = src.m12;
|
||||
float m22 = src.m22;
|
||||
|
||||
dest.m00 = m00;
|
||||
dest.m01 = m01;
|
||||
dest.m02 = m02;
|
||||
dest.m10 = m10;
|
||||
dest.m11 = m11;
|
||||
dest.m12 = m12;
|
||||
dest.m20 = m20;
|
||||
dest.m21 = m21;
|
||||
dest.m22 = m22;
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return the determinant of the matrix
|
||||
*/
|
||||
@Override
|
||||
public float determinant() {
|
||||
float f =
|
||||
m00 * (m11 * m22 - m12 * m21)
|
||||
+ m01 * (m12 * m20 - m10 * m22)
|
||||
+ m02 * (m10 * m21 - m11 * m20);
|
||||
return f;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a string representation of this matrix
|
||||
*/
|
||||
@Override
|
||||
public String toString() {
|
||||
StringBuilder buf = new StringBuilder();
|
||||
buf.append(m00).append(' ').append(m10).append(' ').append(m20).append(' ').append('\n');
|
||||
buf.append(m01).append(' ').append(m11).append(' ').append(m21).append(' ').append('\n');
|
||||
buf.append(m02).append(' ').append(m12).append(' ').append(m22).append(' ').append('\n');
|
||||
return buf.toString();
|
||||
}
|
||||
|
||||
/**
|
||||
* Invert this matrix
|
||||
* @return this if successful, null otherwise
|
||||
*/
|
||||
@Override
|
||||
public Matrix invert() {
|
||||
return invert(this, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Invert the source matrix and put the result into the destination matrix
|
||||
* @param src The source matrix to be inverted
|
||||
* @param dest The destination matrix, or null if a new one is to be created
|
||||
* @return The inverted matrix if successful, null otherwise
|
||||
*/
|
||||
public static Matrix3f invert(Matrix3f src, Matrix3f dest) {
|
||||
float determinant = src.determinant();
|
||||
|
||||
if (determinant != 0) {
|
||||
if (dest == null)
|
||||
dest = new Matrix3f();
|
||||
/* do it the ordinary way
|
||||
*
|
||||
* inv(A) = 1/det(A) * adj(T), where adj(T) = transpose(Conjugate Matrix)
|
||||
*
|
||||
* m00 m01 m02
|
||||
* m10 m11 m12
|
||||
* m20 m21 m22
|
||||
*/
|
||||
float determinant_inv = 1f/determinant;
|
||||
|
||||
// get the conjugate matrix
|
||||
float t00 = src.m11 * src.m22 - src.m12* src.m21;
|
||||
float t01 = - src.m10 * src.m22 + src.m12 * src.m20;
|
||||
float t02 = src.m10 * src.m21 - src.m11 * src.m20;
|
||||
float t10 = - src.m01 * src.m22 + src.m02 * src.m21;
|
||||
float t11 = src.m00 * src.m22 - src.m02 * src.m20;
|
||||
float t12 = - src.m00 * src.m21 + src.m01 * src.m20;
|
||||
float t20 = src.m01 * src.m12 - src.m02 * src.m11;
|
||||
float t21 = -src.m00 * src.m12 + src.m02 * src.m10;
|
||||
float t22 = src.m00 * src.m11 - src.m01 * src.m10;
|
||||
|
||||
dest.m00 = t00*determinant_inv;
|
||||
dest.m11 = t11*determinant_inv;
|
||||
dest.m22 = t22*determinant_inv;
|
||||
dest.m01 = t10*determinant_inv;
|
||||
dest.m10 = t01*determinant_inv;
|
||||
dest.m20 = t02*determinant_inv;
|
||||
dest.m02 = t20*determinant_inv;
|
||||
dest.m12 = t21*determinant_inv;
|
||||
dest.m21 = t12*determinant_inv;
|
||||
return dest;
|
||||
} else
|
||||
return null;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Negate this matrix
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix negate() {
|
||||
return negate(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Negate this matrix and place the result in a destination matrix.
|
||||
* @param dest The destination matrix, or null if a new matrix is to be created
|
||||
* @return the negated matrix
|
||||
*/
|
||||
public Matrix3f negate(Matrix3f dest) {
|
||||
return negate(this, dest);
|
||||
}
|
||||
|
||||
/**
|
||||
* Negate the source matrix and place the result in the destination matrix.
|
||||
* @param src The source matrix
|
||||
* @param dest The destination matrix, or null if a new matrix is to be created
|
||||
* @return the negated matrix
|
||||
*/
|
||||
public static Matrix3f negate(Matrix3f src, Matrix3f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix3f();
|
||||
|
||||
dest.m00 = -src.m00;
|
||||
dest.m01 = -src.m02;
|
||||
dest.m02 = -src.m01;
|
||||
dest.m10 = -src.m10;
|
||||
dest.m11 = -src.m12;
|
||||
dest.m12 = -src.m11;
|
||||
dest.m20 = -src.m20;
|
||||
dest.m21 = -src.m22;
|
||||
dest.m22 = -src.m21;
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set this matrix to be the identity matrix.
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix setIdentity() {
|
||||
return setIdentity(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the matrix to be the identity matrix.
|
||||
* @param m The matrix to be set to the identity
|
||||
* @return m
|
||||
*/
|
||||
public static Matrix3f setIdentity(Matrix3f m) {
|
||||
m.m00 = 1.0f;
|
||||
m.m01 = 0.0f;
|
||||
m.m02 = 0.0f;
|
||||
m.m10 = 0.0f;
|
||||
m.m11 = 1.0f;
|
||||
m.m12 = 0.0f;
|
||||
m.m20 = 0.0f;
|
||||
m.m21 = 0.0f;
|
||||
m.m22 = 1.0f;
|
||||
return m;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set this matrix to 0.
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix setZero() {
|
||||
return setZero(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the matrix matrix to 0.
|
||||
* @param m The matrix to be set to 0
|
||||
* @return m
|
||||
*/
|
||||
public static Matrix3f setZero(Matrix3f m) {
|
||||
m.m00 = 0.0f;
|
||||
m.m01 = 0.0f;
|
||||
m.m02 = 0.0f;
|
||||
m.m10 = 0.0f;
|
||||
m.m11 = 0.0f;
|
||||
m.m12 = 0.0f;
|
||||
m.m20 = 0.0f;
|
||||
m.m21 = 0.0f;
|
||||
m.m22 = 0.0f;
|
||||
return m;
|
||||
}
|
||||
}
|
|
@ -0,0 +1,871 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.matrixes;
|
||||
|
||||
import java.io.Serializable;
|
||||
import java.nio.FloatBuffer;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector4f;
|
||||
|
||||
/**
|
||||
* Holds a 4x4 float matrix.
|
||||
*
|
||||
* @author foo
|
||||
*/
|
||||
public class Matrix4f extends Matrix implements Serializable {
|
||||
private static final long serialVersionUID = 1L;
|
||||
|
||||
public float m00, m01, m02, m03, m10, m11, m12, m13, m20, m21, m22, m23, m30, m31, m32, m33;
|
||||
|
||||
/**
|
||||
* Construct a new matrix, initialized to the identity.
|
||||
*/
|
||||
public Matrix4f() {
|
||||
super();
|
||||
setIdentity();
|
||||
}
|
||||
|
||||
public Matrix4f(final Matrix4f src) {
|
||||
super();
|
||||
load(src);
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a string representation of this matrix
|
||||
*/
|
||||
@Override
|
||||
public String toString() {
|
||||
StringBuilder buf = new StringBuilder();
|
||||
buf.append(m00).append(' ').append(m10).append(' ').append(m20).append(' ').append(m30).append('\n');
|
||||
buf.append(m01).append(' ').append(m11).append(' ').append(m21).append(' ').append(m31).append('\n');
|
||||
buf.append(m02).append(' ').append(m12).append(' ').append(m22).append(' ').append(m32).append('\n');
|
||||
buf.append(m03).append(' ').append(m13).append(' ').append(m23).append(' ').append(m33).append('\n');
|
||||
return buf.toString();
|
||||
}
|
||||
|
||||
/**
|
||||
* Set this matrix to be the identity matrix.
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix setIdentity() {
|
||||
return setIdentity(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the given matrix to be the identity matrix.
|
||||
* @param m The matrix to set to the identity
|
||||
* @return m
|
||||
*/
|
||||
public static Matrix4f setIdentity(Matrix4f m) {
|
||||
m.m00 = 1.0f;
|
||||
m.m01 = 0.0f;
|
||||
m.m02 = 0.0f;
|
||||
m.m03 = 0.0f;
|
||||
m.m10 = 0.0f;
|
||||
m.m11 = 1.0f;
|
||||
m.m12 = 0.0f;
|
||||
m.m13 = 0.0f;
|
||||
m.m20 = 0.0f;
|
||||
m.m21 = 0.0f;
|
||||
m.m22 = 1.0f;
|
||||
m.m23 = 0.0f;
|
||||
m.m30 = 0.0f;
|
||||
m.m31 = 0.0f;
|
||||
m.m32 = 0.0f;
|
||||
m.m33 = 1.0f;
|
||||
|
||||
return m;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set this matrix to 0.
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix setZero() {
|
||||
return setZero(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the given matrix to 0.
|
||||
* @param m The matrix to set to 0
|
||||
* @return m
|
||||
*/
|
||||
public static Matrix4f setZero(Matrix4f m) {
|
||||
m.m00 = 0.0f;
|
||||
m.m01 = 0.0f;
|
||||
m.m02 = 0.0f;
|
||||
m.m03 = 0.0f;
|
||||
m.m10 = 0.0f;
|
||||
m.m11 = 0.0f;
|
||||
m.m12 = 0.0f;
|
||||
m.m13 = 0.0f;
|
||||
m.m20 = 0.0f;
|
||||
m.m21 = 0.0f;
|
||||
m.m22 = 0.0f;
|
||||
m.m23 = 0.0f;
|
||||
m.m30 = 0.0f;
|
||||
m.m31 = 0.0f;
|
||||
m.m32 = 0.0f;
|
||||
m.m33 = 0.0f;
|
||||
|
||||
return m;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from another matrix4f
|
||||
* @param src The source matrix
|
||||
* @return this
|
||||
*/
|
||||
public Matrix4f load(Matrix4f src) {
|
||||
return load(src, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Copy the source matrix to the destination matrix
|
||||
* @param src The source matrix
|
||||
* @param dest The destination matrix, or null of a new one is to be created
|
||||
* @return The copied matrix
|
||||
*/
|
||||
public static Matrix4f load(Matrix4f src, Matrix4f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix4f();
|
||||
dest.m00 = src.m00;
|
||||
dest.m01 = src.m01;
|
||||
dest.m02 = src.m02;
|
||||
dest.m03 = src.m03;
|
||||
dest.m10 = src.m10;
|
||||
dest.m11 = src.m11;
|
||||
dest.m12 = src.m12;
|
||||
dest.m13 = src.m13;
|
||||
dest.m20 = src.m20;
|
||||
dest.m21 = src.m21;
|
||||
dest.m22 = src.m22;
|
||||
dest.m23 = src.m23;
|
||||
dest.m30 = src.m30;
|
||||
dest.m31 = src.m31;
|
||||
dest.m32 = src.m32;
|
||||
dest.m33 = src.m33;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from a float buffer. The buffer stores the matrix in column major
|
||||
* (OpenGL) order.
|
||||
*
|
||||
* @param buf A float buffer to read from
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix load(FloatBuffer buf) {
|
||||
|
||||
m00 = buf.get();
|
||||
m01 = buf.get();
|
||||
m02 = buf.get();
|
||||
m03 = buf.get();
|
||||
m10 = buf.get();
|
||||
m11 = buf.get();
|
||||
m12 = buf.get();
|
||||
m13 = buf.get();
|
||||
m20 = buf.get();
|
||||
m21 = buf.get();
|
||||
m22 = buf.get();
|
||||
m23 = buf.get();
|
||||
m30 = buf.get();
|
||||
m31 = buf.get();
|
||||
m32 = buf.get();
|
||||
m33 = buf.get();
|
||||
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from a float buffer. The buffer stores the matrix in row major
|
||||
* (maths) order.
|
||||
*
|
||||
* @param buf A float buffer to read from
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix loadTranspose(FloatBuffer buf) {
|
||||
|
||||
m00 = buf.get();
|
||||
m10 = buf.get();
|
||||
m20 = buf.get();
|
||||
m30 = buf.get();
|
||||
m01 = buf.get();
|
||||
m11 = buf.get();
|
||||
m21 = buf.get();
|
||||
m31 = buf.get();
|
||||
m02 = buf.get();
|
||||
m12 = buf.get();
|
||||
m22 = buf.get();
|
||||
m32 = buf.get();
|
||||
m03 = buf.get();
|
||||
m13 = buf.get();
|
||||
m23 = buf.get();
|
||||
m33 = buf.get();
|
||||
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Store this matrix in a float buffer. The matrix is stored in column
|
||||
* major (openGL) order.
|
||||
* @param buf The buffer to store this matrix in
|
||||
*/
|
||||
@Override
|
||||
public Matrix store(FloatBuffer buf) {
|
||||
buf.put(m00);
|
||||
buf.put(m01);
|
||||
buf.put(m02);
|
||||
buf.put(m03);
|
||||
buf.put(m10);
|
||||
buf.put(m11);
|
||||
buf.put(m12);
|
||||
buf.put(m13);
|
||||
buf.put(m20);
|
||||
buf.put(m21);
|
||||
buf.put(m22);
|
||||
buf.put(m23);
|
||||
buf.put(m30);
|
||||
buf.put(m31);
|
||||
buf.put(m32);
|
||||
buf.put(m33);
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Store this matrix in a float buffer. The matrix is stored in row
|
||||
* major (maths) order.
|
||||
* @param buf The buffer to store this matrix in
|
||||
*/
|
||||
@Override
|
||||
public Matrix storeTranspose(FloatBuffer buf) {
|
||||
buf.put(m00);
|
||||
buf.put(m10);
|
||||
buf.put(m20);
|
||||
buf.put(m30);
|
||||
buf.put(m01);
|
||||
buf.put(m11);
|
||||
buf.put(m21);
|
||||
buf.put(m31);
|
||||
buf.put(m02);
|
||||
buf.put(m12);
|
||||
buf.put(m22);
|
||||
buf.put(m32);
|
||||
buf.put(m03);
|
||||
buf.put(m13);
|
||||
buf.put(m23);
|
||||
buf.put(m33);
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Store the rotation portion of this matrix in a float buffer. The matrix is stored in column
|
||||
* major (openGL) order.
|
||||
* @param buf The buffer to store this matrix in
|
||||
*/
|
||||
public Matrix store3f(FloatBuffer buf) {
|
||||
buf.put(m00);
|
||||
buf.put(m01);
|
||||
buf.put(m02);
|
||||
buf.put(m10);
|
||||
buf.put(m11);
|
||||
buf.put(m12);
|
||||
buf.put(m20);
|
||||
buf.put(m21);
|
||||
buf.put(m22);
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Add two matrices together and place the result in a third matrix.
|
||||
* @param left The left source matrix
|
||||
* @param right The right source matrix
|
||||
* @param dest The destination matrix, or null if a new one is to be created
|
||||
* @return the destination matrix
|
||||
*/
|
||||
public static Matrix4f add(Matrix4f left, Matrix4f right, Matrix4f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix4f();
|
||||
|
||||
dest.m00 = left.m00 + right.m00;
|
||||
dest.m01 = left.m01 + right.m01;
|
||||
dest.m02 = left.m02 + right.m02;
|
||||
dest.m03 = left.m03 + right.m03;
|
||||
dest.m10 = left.m10 + right.m10;
|
||||
dest.m11 = left.m11 + right.m11;
|
||||
dest.m12 = left.m12 + right.m12;
|
||||
dest.m13 = left.m13 + right.m13;
|
||||
dest.m20 = left.m20 + right.m20;
|
||||
dest.m21 = left.m21 + right.m21;
|
||||
dest.m22 = left.m22 + right.m22;
|
||||
dest.m23 = left.m23 + right.m23;
|
||||
dest.m30 = left.m30 + right.m30;
|
||||
dest.m31 = left.m31 + right.m31;
|
||||
dest.m32 = left.m32 + right.m32;
|
||||
dest.m33 = left.m33 + right.m33;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Subtract the right matrix from the left and place the result in a third matrix.
|
||||
* @param left The left source matrix
|
||||
* @param right The right source matrix
|
||||
* @param dest The destination matrix, or null if a new one is to be created
|
||||
* @return the destination matrix
|
||||
*/
|
||||
public static Matrix4f sub(Matrix4f left, Matrix4f right, Matrix4f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix4f();
|
||||
|
||||
dest.m00 = left.m00 - right.m00;
|
||||
dest.m01 = left.m01 - right.m01;
|
||||
dest.m02 = left.m02 - right.m02;
|
||||
dest.m03 = left.m03 - right.m03;
|
||||
dest.m10 = left.m10 - right.m10;
|
||||
dest.m11 = left.m11 - right.m11;
|
||||
dest.m12 = left.m12 - right.m12;
|
||||
dest.m13 = left.m13 - right.m13;
|
||||
dest.m20 = left.m20 - right.m20;
|
||||
dest.m21 = left.m21 - right.m21;
|
||||
dest.m22 = left.m22 - right.m22;
|
||||
dest.m23 = left.m23 - right.m23;
|
||||
dest.m30 = left.m30 - right.m30;
|
||||
dest.m31 = left.m31 - right.m31;
|
||||
dest.m32 = left.m32 - right.m32;
|
||||
dest.m33 = left.m33 - right.m33;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Multiply the right matrix by the left and place the result in a third matrix.
|
||||
* @param left The left source matrix
|
||||
* @param right The right source matrix
|
||||
* @param dest The destination matrix, or null if a new one is to be created
|
||||
* @return the destination matrix
|
||||
*/
|
||||
|
||||
public Matrix4f mul(Matrix4f left) {
|
||||
return Matrix4f.mul(left, left, this);
|
||||
|
||||
}
|
||||
|
||||
public static Matrix4f mul(Matrix4f left, Matrix4f right, Matrix4f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix4f();
|
||||
|
||||
float m00 = left.m00 * right.m00 + left.m10 * right.m01 + left.m20 * right.m02 + left.m30 * right.m03;
|
||||
float m01 = left.m01 * right.m00 + left.m11 * right.m01 + left.m21 * right.m02 + left.m31 * right.m03;
|
||||
float m02 = left.m02 * right.m00 + left.m12 * right.m01 + left.m22 * right.m02 + left.m32 * right.m03;
|
||||
float m03 = left.m03 * right.m00 + left.m13 * right.m01 + left.m23 * right.m02 + left.m33 * right.m03;
|
||||
float m10 = left.m00 * right.m10 + left.m10 * right.m11 + left.m20 * right.m12 + left.m30 * right.m13;
|
||||
float m11 = left.m01 * right.m10 + left.m11 * right.m11 + left.m21 * right.m12 + left.m31 * right.m13;
|
||||
float m12 = left.m02 * right.m10 + left.m12 * right.m11 + left.m22 * right.m12 + left.m32 * right.m13;
|
||||
float m13 = left.m03 * right.m10 + left.m13 * right.m11 + left.m23 * right.m12 + left.m33 * right.m13;
|
||||
float m20 = left.m00 * right.m20 + left.m10 * right.m21 + left.m20 * right.m22 + left.m30 * right.m23;
|
||||
float m21 = left.m01 * right.m20 + left.m11 * right.m21 + left.m21 * right.m22 + left.m31 * right.m23;
|
||||
float m22 = left.m02 * right.m20 + left.m12 * right.m21 + left.m22 * right.m22 + left.m32 * right.m23;
|
||||
float m23 = left.m03 * right.m20 + left.m13 * right.m21 + left.m23 * right.m22 + left.m33 * right.m23;
|
||||
float m30 = left.m00 * right.m30 + left.m10 * right.m31 + left.m20 * right.m32 + left.m30 * right.m33;
|
||||
float m31 = left.m01 * right.m30 + left.m11 * right.m31 + left.m21 * right.m32 + left.m31 * right.m33;
|
||||
float m32 = left.m02 * right.m30 + left.m12 * right.m31 + left.m22 * right.m32 + left.m32 * right.m33;
|
||||
float m33 = left.m03 * right.m30 + left.m13 * right.m31 + left.m23 * right.m32 + left.m33 * right.m33;
|
||||
|
||||
dest.m00 = m00;
|
||||
dest.m01 = m01;
|
||||
dest.m02 = m02;
|
||||
dest.m03 = m03;
|
||||
dest.m10 = m10;
|
||||
dest.m11 = m11;
|
||||
dest.m12 = m12;
|
||||
dest.m13 = m13;
|
||||
dest.m20 = m20;
|
||||
dest.m21 = m21;
|
||||
dest.m22 = m22;
|
||||
dest.m23 = m23;
|
||||
dest.m30 = m30;
|
||||
dest.m31 = m31;
|
||||
dest.m32 = m32;
|
||||
dest.m33 = m33;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Transform a Vector by a matrix and return the result in a destination
|
||||
* vector.
|
||||
* @param left The left matrix
|
||||
* @param right The right vector
|
||||
* @param dest The destination vector, or null if a new one is to be created
|
||||
* @return the destination vector
|
||||
*/
|
||||
public static Vector4f transform(Matrix4f left, Vector4f right, Vector4f dest) {
|
||||
if (dest == null)
|
||||
dest = new Vector4f();
|
||||
|
||||
float x = left.m00 * right.x + left.m10 * right.y + left.m20 * right.z + left.m30 * right.w;
|
||||
float y = left.m01 * right.x + left.m11 * right.y + left.m21 * right.z + left.m31 * right.w;
|
||||
float z = left.m02 * right.x + left.m12 * right.y + left.m22 * right.z + left.m32 * right.w;
|
||||
float w = left.m03 * right.x + left.m13 * right.y + left.m23 * right.z + left.m33 * right.w;
|
||||
|
||||
dest.x = x;
|
||||
dest.y = y;
|
||||
dest.z = z;
|
||||
dest.w = w;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Transpose this matrix
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix transpose() {
|
||||
return transpose(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Translate this matrix
|
||||
* @param vec The vector to translate by
|
||||
* @return this
|
||||
*/
|
||||
public Matrix4f translate(Vector2f vec) {
|
||||
return translate(vec, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Translate this matrix
|
||||
* @param vec The vector to translate by
|
||||
* @return this
|
||||
*/
|
||||
public Matrix4f translate(Vector3f vec) {
|
||||
return translate(vec, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Scales this matrix
|
||||
* @param vec The vector to scale by
|
||||
* @return this
|
||||
*/
|
||||
public Matrix4f scale(Vector3f vec) {
|
||||
return scale(vec, this, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Scales the source matrix and put the result in the destination matrix
|
||||
* @param vec The vector to scale by
|
||||
* @param src The source matrix
|
||||
* @param dest The destination matrix, or null if a new matrix is to be created
|
||||
* @return The scaled matrix
|
||||
*/
|
||||
public static Matrix4f scale(Vector3f vec, Matrix4f src, Matrix4f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix4f();
|
||||
dest.m00 = src.m00 * vec.x;
|
||||
dest.m01 = src.m01 * vec.x;
|
||||
dest.m02 = src.m02 * vec.x;
|
||||
dest.m03 = src.m03 * vec.x;
|
||||
dest.m10 = src.m10 * vec.y;
|
||||
dest.m11 = src.m11 * vec.y;
|
||||
dest.m12 = src.m12 * vec.y;
|
||||
dest.m13 = src.m13 * vec.y;
|
||||
dest.m20 = src.m20 * vec.z;
|
||||
dest.m21 = src.m21 * vec.z;
|
||||
dest.m22 = src.m22 * vec.z;
|
||||
dest.m23 = src.m23 * vec.z;
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Rotates the matrix around the given axis the specified angle
|
||||
* @param angle the angle, in radians.
|
||||
* @param axis The vector representing the rotation axis. Must be normalized.
|
||||
* @return this
|
||||
*/
|
||||
public Matrix4f rotate(float angle, Vector3f axis) {
|
||||
return rotate(angle, axis, this);
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Rotates the matrix around the given axis the specified angle
|
||||
* @param angle the angle, in radians.
|
||||
* @param axis The vector representing the rotation axis. Must be normalized.
|
||||
* @param dest The matrix to put the result, or null if a new matrix is to be created
|
||||
* @return The rotated matrix
|
||||
*/
|
||||
public Matrix4f rotate(float angle, Vector3f axis, Matrix4f dest) {
|
||||
return rotate(angle, axis, this, dest);
|
||||
}
|
||||
|
||||
/**
|
||||
* Rotates the source matrix around the given axis the specified angle and
|
||||
* put the result in the destination matrix.
|
||||
* @param angle the angle, in radians.
|
||||
* @param axis The vector representing the rotation axis. Must be normalized.
|
||||
* @param src The matrix to rotate
|
||||
* @param dest The matrix to put the result, or null if a new matrix is to be created
|
||||
* @return The rotated matrix
|
||||
*/
|
||||
public static Matrix4f rotate(float angle, Vector3f axis, Matrix4f src, Matrix4f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix4f();
|
||||
float c = (float) Math.cos(angle);
|
||||
float s = (float) Math.sin(angle);
|
||||
float oneminusc = 1.0f - c;
|
||||
float xy = axis.x*axis.y;
|
||||
float yz = axis.y*axis.z;
|
||||
float xz = axis.x*axis.z;
|
||||
float xs = axis.x*s;
|
||||
float ys = axis.y*s;
|
||||
float zs = axis.z*s;
|
||||
|
||||
float f00 = axis.x*axis.x*oneminusc+c;
|
||||
float f01 = xy*oneminusc+zs;
|
||||
float f02 = xz*oneminusc-ys;
|
||||
// n[3] not used
|
||||
float f10 = xy*oneminusc-zs;
|
||||
float f11 = axis.y*axis.y*oneminusc+c;
|
||||
float f12 = yz*oneminusc+xs;
|
||||
// n[7] not used
|
||||
float f20 = xz*oneminusc+ys;
|
||||
float f21 = yz*oneminusc-xs;
|
||||
float f22 = axis.z*axis.z*oneminusc+c;
|
||||
|
||||
float t00 = src.m00 * f00 + src.m10 * f01 + src.m20 * f02;
|
||||
float t01 = src.m01 * f00 + src.m11 * f01 + src.m21 * f02;
|
||||
float t02 = src.m02 * f00 + src.m12 * f01 + src.m22 * f02;
|
||||
float t03 = src.m03 * f00 + src.m13 * f01 + src.m23 * f02;
|
||||
float t10 = src.m00 * f10 + src.m10 * f11 + src.m20 * f12;
|
||||
float t11 = src.m01 * f10 + src.m11 * f11 + src.m21 * f12;
|
||||
float t12 = src.m02 * f10 + src.m12 * f11 + src.m22 * f12;
|
||||
float t13 = src.m03 * f10 + src.m13 * f11 + src.m23 * f12;
|
||||
dest.m20 = src.m00 * f20 + src.m10 * f21 + src.m20 * f22;
|
||||
dest.m21 = src.m01 * f20 + src.m11 * f21 + src.m21 * f22;
|
||||
dest.m22 = src.m02 * f20 + src.m12 * f21 + src.m22 * f22;
|
||||
dest.m23 = src.m03 * f20 + src.m13 * f21 + src.m23 * f22;
|
||||
dest.m00 = t00;
|
||||
dest.m01 = t01;
|
||||
dest.m02 = t02;
|
||||
dest.m03 = t03;
|
||||
dest.m10 = t10;
|
||||
dest.m11 = t11;
|
||||
dest.m12 = t12;
|
||||
dest.m13 = t13;
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Translate this matrix and stash the result in another matrix
|
||||
* @param vec The vector to translate by
|
||||
* @param dest The destination matrix or null if a new matrix is to be created
|
||||
* @return the translated matrix
|
||||
*/
|
||||
public Matrix4f translate(Vector3f vec, Matrix4f dest) {
|
||||
return translate(vec, this, dest);
|
||||
}
|
||||
|
||||
/**
|
||||
* Translate the source matrix and stash the result in the destination matrix
|
||||
* @param vec The vector to translate by
|
||||
* @param src The source matrix
|
||||
* @param dest The destination matrix or null if a new matrix is to be created
|
||||
* @return The translated matrix
|
||||
*/
|
||||
public static Matrix4f translate(Vector3f vec, Matrix4f src, Matrix4f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix4f();
|
||||
|
||||
dest.m30 += src.m00 * vec.x + src.m10 * vec.y + src.m20 * vec.z;
|
||||
dest.m31 += src.m01 * vec.x + src.m11 * vec.y + src.m21 * vec.z;
|
||||
dest.m32 += src.m02 * vec.x + src.m12 * vec.y + src.m22 * vec.z;
|
||||
dest.m33 += src.m03 * vec.x + src.m13 * vec.y + src.m23 * vec.z;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Translate this matrix and stash the result in another matrix
|
||||
* @param vec The vector to translate by
|
||||
* @param dest The destination matrix or null if a new matrix is to be created
|
||||
* @return the translated matrix
|
||||
*/
|
||||
public Matrix4f translate(Vector2f vec, Matrix4f dest) {
|
||||
return translate(vec, this, dest);
|
||||
}
|
||||
|
||||
/**
|
||||
* Translate the source matrix and stash the result in the destination matrix
|
||||
* @param vec The vector to translate by
|
||||
* @param src The source matrix
|
||||
* @param dest The destination matrix or null if a new matrix is to be created
|
||||
* @return The translated matrix
|
||||
*/
|
||||
public static Matrix4f translate(Vector2f vec, Matrix4f src, Matrix4f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix4f();
|
||||
|
||||
dest.m30 += src.m00 * vec.x + src.m10 * vec.y;
|
||||
dest.m31 += src.m01 * vec.x + src.m11 * vec.y;
|
||||
dest.m32 += src.m02 * vec.x + src.m12 * vec.y;
|
||||
dest.m33 += src.m03 * vec.x + src.m13 * vec.y;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* Transpose this matrix and place the result in another matrix
|
||||
* @param dest The destination matrix or null if a new matrix is to be created
|
||||
* @return the transposed matrix
|
||||
*/
|
||||
public Matrix4f transpose(Matrix4f dest) {
|
||||
return transpose(this, dest);
|
||||
}
|
||||
|
||||
/**
|
||||
* Transpose the source matrix and place the result in the destination matrix
|
||||
* @param src The source matrix
|
||||
* @param dest The destination matrix or null if a new matrix is to be created
|
||||
* @return the transposed matrix
|
||||
*/
|
||||
public static Matrix4f transpose(Matrix4f src, Matrix4f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix4f();
|
||||
float m00 = src.m00;
|
||||
float m01 = src.m10;
|
||||
float m02 = src.m20;
|
||||
float m03 = src.m30;
|
||||
float m10 = src.m01;
|
||||
float m11 = src.m11;
|
||||
float m12 = src.m21;
|
||||
float m13 = src.m31;
|
||||
float m20 = src.m02;
|
||||
float m21 = src.m12;
|
||||
float m22 = src.m22;
|
||||
float m23 = src.m32;
|
||||
float m30 = src.m03;
|
||||
float m31 = src.m13;
|
||||
float m32 = src.m23;
|
||||
float m33 = src.m33;
|
||||
|
||||
dest.m00 = m00;
|
||||
dest.m01 = m01;
|
||||
dest.m02 = m02;
|
||||
dest.m03 = m03;
|
||||
dest.m10 = m10;
|
||||
dest.m11 = m11;
|
||||
dest.m12 = m12;
|
||||
dest.m13 = m13;
|
||||
dest.m20 = m20;
|
||||
dest.m21 = m21;
|
||||
dest.m22 = m22;
|
||||
dest.m23 = m23;
|
||||
dest.m30 = m30;
|
||||
dest.m31 = m31;
|
||||
dest.m32 = m32;
|
||||
dest.m33 = m33;
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return the determinant of the matrix
|
||||
*/
|
||||
@Override
|
||||
public float determinant() {
|
||||
float f =
|
||||
m00
|
||||
* ((m11 * m22 * m33 + m12 * m23 * m31 + m13 * m21 * m32)
|
||||
- m13 * m22 * m31
|
||||
- m11 * m23 * m32
|
||||
- m12 * m21 * m33);
|
||||
f -= m01
|
||||
* ((m10 * m22 * m33 + m12 * m23 * m30 + m13 * m20 * m32)
|
||||
- m13 * m22 * m30
|
||||
- m10 * m23 * m32
|
||||
- m12 * m20 * m33);
|
||||
f += m02
|
||||
* ((m10 * m21 * m33 + m11 * m23 * m30 + m13 * m20 * m31)
|
||||
- m13 * m21 * m30
|
||||
- m10 * m23 * m31
|
||||
- m11 * m20 * m33);
|
||||
f -= m03
|
||||
* ((m10 * m21 * m32 + m11 * m22 * m30 + m12 * m20 * m31)
|
||||
- m12 * m21 * m30
|
||||
- m10 * m22 * m31
|
||||
- m11 * m20 * m32);
|
||||
return f;
|
||||
}
|
||||
|
||||
/**
|
||||
* Calculate the determinant of a 3x3 matrix
|
||||
* @return result
|
||||
*/
|
||||
|
||||
private static float determinant3x3(float t00, float t01, float t02,
|
||||
float t10, float t11, float t12,
|
||||
float t20, float t21, float t22)
|
||||
{
|
||||
return t00 * (t11 * t22 - t12 * t21)
|
||||
+ t01 * (t12 * t20 - t10 * t22)
|
||||
+ t02 * (t10 * t21 - t11 * t20);
|
||||
}
|
||||
|
||||
/**
|
||||
* Invert this matrix
|
||||
* @return this if successful, null otherwise
|
||||
*/
|
||||
@Override
|
||||
public Matrix invert() {
|
||||
return invert(this, this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Invert the source matrix and put the result in the destination
|
||||
* @param src The source matrix
|
||||
* @param dest The destination matrix, or null if a new matrix is to be created
|
||||
* @return The inverted matrix if successful, null otherwise
|
||||
*/
|
||||
public static Matrix4f invert(Matrix4f src, Matrix4f dest) {
|
||||
float determinant = src.determinant();
|
||||
|
||||
if (determinant != 0) {
|
||||
/*
|
||||
* m00 m01 m02 m03
|
||||
* m10 m11 m12 m13
|
||||
* m20 m21 m22 m23
|
||||
* m30 m31 m32 m33
|
||||
*/
|
||||
if (dest == null)
|
||||
dest = new Matrix4f();
|
||||
float determinant_inv = 1f/determinant;
|
||||
|
||||
// first row
|
||||
float t00 = determinant3x3(src.m11, src.m12, src.m13, src.m21, src.m22, src.m23, src.m31, src.m32, src.m33);
|
||||
float t01 = -determinant3x3(src.m10, src.m12, src.m13, src.m20, src.m22, src.m23, src.m30, src.m32, src.m33);
|
||||
float t02 = determinant3x3(src.m10, src.m11, src.m13, src.m20, src.m21, src.m23, src.m30, src.m31, src.m33);
|
||||
float t03 = -determinant3x3(src.m10, src.m11, src.m12, src.m20, src.m21, src.m22, src.m30, src.m31, src.m32);
|
||||
// second row
|
||||
float t10 = -determinant3x3(src.m01, src.m02, src.m03, src.m21, src.m22, src.m23, src.m31, src.m32, src.m33);
|
||||
float t11 = determinant3x3(src.m00, src.m02, src.m03, src.m20, src.m22, src.m23, src.m30, src.m32, src.m33);
|
||||
float t12 = -determinant3x3(src.m00, src.m01, src.m03, src.m20, src.m21, src.m23, src.m30, src.m31, src.m33);
|
||||
float t13 = determinant3x3(src.m00, src.m01, src.m02, src.m20, src.m21, src.m22, src.m30, src.m31, src.m32);
|
||||
// third row
|
||||
float t20 = determinant3x3(src.m01, src.m02, src.m03, src.m11, src.m12, src.m13, src.m31, src.m32, src.m33);
|
||||
float t21 = -determinant3x3(src.m00, src.m02, src.m03, src.m10, src.m12, src.m13, src.m30, src.m32, src.m33);
|
||||
float t22 = determinant3x3(src.m00, src.m01, src.m03, src.m10, src.m11, src.m13, src.m30, src.m31, src.m33);
|
||||
float t23 = -determinant3x3(src.m00, src.m01, src.m02, src.m10, src.m11, src.m12, src.m30, src.m31, src.m32);
|
||||
// fourth row
|
||||
float t30 = -determinant3x3(src.m01, src.m02, src.m03, src.m11, src.m12, src.m13, src.m21, src.m22, src.m23);
|
||||
float t31 = determinant3x3(src.m00, src.m02, src.m03, src.m10, src.m12, src.m13, src.m20, src.m22, src.m23);
|
||||
float t32 = -determinant3x3(src.m00, src.m01, src.m03, src.m10, src.m11, src.m13, src.m20, src.m21, src.m23);
|
||||
float t33 = determinant3x3(src.m00, src.m01, src.m02, src.m10, src.m11, src.m12, src.m20, src.m21, src.m22);
|
||||
|
||||
// transpose and divide by the determinant
|
||||
dest.m00 = t00*determinant_inv;
|
||||
dest.m11 = t11*determinant_inv;
|
||||
dest.m22 = t22*determinant_inv;
|
||||
dest.m33 = t33*determinant_inv;
|
||||
dest.m01 = t10*determinant_inv;
|
||||
dest.m10 = t01*determinant_inv;
|
||||
dest.m20 = t02*determinant_inv;
|
||||
dest.m02 = t20*determinant_inv;
|
||||
dest.m12 = t21*determinant_inv;
|
||||
dest.m21 = t12*determinant_inv;
|
||||
dest.m03 = t30*determinant_inv;
|
||||
dest.m30 = t03*determinant_inv;
|
||||
dest.m13 = t31*determinant_inv;
|
||||
dest.m31 = t13*determinant_inv;
|
||||
dest.m32 = t23*determinant_inv;
|
||||
dest.m23 = t32*determinant_inv;
|
||||
return dest;
|
||||
} else
|
||||
return null;
|
||||
}
|
||||
|
||||
/**
|
||||
* Negate this matrix
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Matrix negate() {
|
||||
return negate(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Negate this matrix and place the result in a destination matrix.
|
||||
* @param dest The destination matrix, or null if a new matrix is to be created
|
||||
* @return the negated matrix
|
||||
*/
|
||||
public Matrix4f negate(Matrix4f dest) {
|
||||
return negate(this, dest);
|
||||
}
|
||||
|
||||
/**
|
||||
* Negate this matrix and place the result in a destination matrix.
|
||||
* @param src The source matrix
|
||||
* @param dest The destination matrix, or null if a new matrix is to be created
|
||||
* @return The negated matrix
|
||||
*/
|
||||
public static Matrix4f negate(Matrix4f src, Matrix4f dest) {
|
||||
if (dest == null)
|
||||
dest = new Matrix4f();
|
||||
|
||||
dest.m00 = -src.m00;
|
||||
dest.m01 = -src.m01;
|
||||
dest.m02 = -src.m02;
|
||||
dest.m03 = -src.m03;
|
||||
dest.m10 = -src.m10;
|
||||
dest.m11 = -src.m11;
|
||||
dest.m12 = -src.m12;
|
||||
dest.m13 = -src.m13;
|
||||
dest.m20 = -src.m20;
|
||||
dest.m21 = -src.m21;
|
||||
dest.m22 = -src.m22;
|
||||
dest.m23 = -src.m23;
|
||||
dest.m30 = -src.m30;
|
||||
dest.m31 = -src.m31;
|
||||
dest.m32 = -src.m32;
|
||||
dest.m33 = -src.m33;
|
||||
|
||||
return dest;
|
||||
}
|
||||
}
|
|
@ -0,0 +1,54 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.vectors;
|
||||
|
||||
import java.nio.FloatBuffer;
|
||||
|
||||
/**
|
||||
* @author foo
|
||||
*/
|
||||
public interface ReadableVector {
|
||||
/**
|
||||
* @return the length of the vector
|
||||
*/
|
||||
float length();
|
||||
/**
|
||||
* @return the length squared of the vector
|
||||
*/
|
||||
float lengthSquared();
|
||||
/**
|
||||
* Store this vector in a FloatBuffer
|
||||
* @param buf The buffer to store it in, at the current position
|
||||
* @return this
|
||||
*/
|
||||
Vector store(FloatBuffer buf);
|
||||
}
|
|
@ -0,0 +1,46 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.vectors;
|
||||
|
||||
/**
|
||||
* @author foo
|
||||
*/
|
||||
public interface ReadableVector2f extends ReadableVector {
|
||||
/**
|
||||
* @return x
|
||||
*/
|
||||
float getX();
|
||||
/**
|
||||
* @return y
|
||||
*/
|
||||
float getY();
|
||||
}
|
|
@ -0,0 +1,42 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.vectors;
|
||||
|
||||
/**
|
||||
* @author foo
|
||||
*/
|
||||
public interface ReadableVector3f extends ReadableVector2f {
|
||||
/**
|
||||
* @return z
|
||||
*/
|
||||
float getZ();
|
||||
}
|
|
@ -0,0 +1,44 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.vectors;
|
||||
|
||||
/**
|
||||
* @author foo
|
||||
*/
|
||||
public interface ReadableVector4f extends ReadableVector3f {
|
||||
|
||||
/**
|
||||
* @return w
|
||||
*/
|
||||
float getW();
|
||||
|
||||
}
|
|
@ -0,0 +1,118 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.vectors;
|
||||
|
||||
import java.io.Serializable;
|
||||
import java.nio.FloatBuffer;
|
||||
|
||||
/**
|
||||
*
|
||||
* Base class for vectors.
|
||||
*
|
||||
* @author cix_foo <cix_foo@users.sourceforge.net>
|
||||
* @version $Revision$
|
||||
* $Id$
|
||||
*/
|
||||
public abstract class Vector implements Serializable, ReadableVector {
|
||||
|
||||
private static final long serialVersionUID = 1L;
|
||||
|
||||
|
||||
/**
|
||||
* Constructor for Vector.
|
||||
*/
|
||||
protected Vector() {
|
||||
super();
|
||||
}
|
||||
|
||||
/**
|
||||
* @return the length of the vector
|
||||
*/
|
||||
@Override
|
||||
public final float length() {
|
||||
return (float) Math.sqrt(lengthSquared());
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @return the length squared of the vector
|
||||
*/
|
||||
@Override
|
||||
public abstract float lengthSquared();
|
||||
|
||||
/**
|
||||
* Load this vector from a FloatBuffer
|
||||
* @param buf The buffer to load it from, at the current position
|
||||
* @return this
|
||||
*/
|
||||
public abstract Vector load(FloatBuffer buf);
|
||||
|
||||
/**
|
||||
* Negate a vector
|
||||
* @return this
|
||||
*/
|
||||
public abstract Vector negate();
|
||||
|
||||
|
||||
/**
|
||||
* Normalise this vector
|
||||
* @return this
|
||||
*/
|
||||
public final Vector normalise() {
|
||||
float len = length();
|
||||
if (len != 0.0f) {
|
||||
float l = 1.0f / len;
|
||||
return scale(l);
|
||||
} else
|
||||
throw new IllegalStateException("Zero length vector");
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Store this vector in a FloatBuffer
|
||||
* @param buf The buffer to store it in, at the current position
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public abstract Vector store(FloatBuffer buf);
|
||||
|
||||
|
||||
/**
|
||||
* Scale this vector
|
||||
* @param scale The scale factor
|
||||
* @return this
|
||||
*/
|
||||
public abstract Vector scale(float scale);
|
||||
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,313 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.vectors;
|
||||
|
||||
import java.io.Serializable;
|
||||
import java.nio.FloatBuffer;
|
||||
|
||||
/**
|
||||
*
|
||||
* Holds a 2-tuple vector.
|
||||
*
|
||||
* @author cix_foo <cix_foo@users.sourceforge.net>
|
||||
* @version $Revision$
|
||||
* $Id$
|
||||
*/
|
||||
|
||||
public class Vector2f extends Vector implements Serializable, ReadableVector2f, WritableVector2f {
|
||||
|
||||
private static final long serialVersionUID = 1L;
|
||||
|
||||
public float x, y;
|
||||
|
||||
/**
|
||||
* Constructor for Vector2f.
|
||||
*/
|
||||
public Vector2f() {
|
||||
super();
|
||||
}
|
||||
|
||||
/**
|
||||
* Constructor.
|
||||
*/
|
||||
public Vector2f(ReadableVector2f src) {
|
||||
set(src);
|
||||
}
|
||||
|
||||
/**
|
||||
* Constructor.
|
||||
*/
|
||||
public Vector2f(float x, float y) {
|
||||
set(x, y);
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.util.vector.WritableVector2f#set(float, float)
|
||||
*/
|
||||
@Override
|
||||
public void set(float x, float y) {
|
||||
this.x = x;
|
||||
this.y = y;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from another Vector2f
|
||||
* @param src The source vector
|
||||
* @return this
|
||||
*/
|
||||
public Vector2f set(ReadableVector2f src) {
|
||||
x = src.getX();
|
||||
y = src.getY();
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return the length squared of the vector
|
||||
*/
|
||||
@Override
|
||||
public float lengthSquared() {
|
||||
return x * x + y * y;
|
||||
}
|
||||
|
||||
/**
|
||||
* Translate a vector
|
||||
* @param x The translation in x
|
||||
* @param y the translation in y
|
||||
* @return this
|
||||
*/
|
||||
public Vector2f translate(float x, float y) {
|
||||
this.x += x;
|
||||
this.y += y;
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Negate a vector
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Vector negate() {
|
||||
x = -x;
|
||||
y = -y;
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Negate a vector and place the result in a destination vector.
|
||||
* @param dest The destination vector or null if a new vector is to be created
|
||||
* @return the negated vector
|
||||
*/
|
||||
public Vector2f negate(Vector2f dest) {
|
||||
if (dest == null)
|
||||
dest = new Vector2f();
|
||||
dest.x = -x;
|
||||
dest.y = -y;
|
||||
return dest;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Normalise this vector and place the result in another vector.
|
||||
* @param dest The destination vector, or null if a new vector is to be created
|
||||
* @return the normalised vector
|
||||
*/
|
||||
public Vector2f normalise(Vector2f dest) {
|
||||
float l = length();
|
||||
|
||||
if (dest == null)
|
||||
dest = new Vector2f(x / l, y / l);
|
||||
else
|
||||
dest.set(x / l, y / l);
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* The dot product of two vectors is calculated as
|
||||
* v1.x * v2.x + v1.y * v2.y + v1.z * v2.z
|
||||
* @param left The LHS vector
|
||||
* @param right The RHS vector
|
||||
* @return left dot right
|
||||
*/
|
||||
public static float dot(Vector2f left, Vector2f right) {
|
||||
return left.x * right.x + left.y * right.y;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Calculate the angle between two vectors, in radians
|
||||
* @param a A vector
|
||||
* @param b The other vector
|
||||
* @return the angle between the two vectors, in radians
|
||||
*/
|
||||
public static float angle(Vector2f a, Vector2f b) {
|
||||
float dls = dot(a, b) / (a.length() * b.length());
|
||||
if (dls < -1f)
|
||||
dls = -1f;
|
||||
else if (dls > 1.0f)
|
||||
dls = 1.0f;
|
||||
return (float)Math.acos(dls);
|
||||
}
|
||||
|
||||
/**
|
||||
* Add a vector to another vector and place the result in a destination
|
||||
* vector.
|
||||
* @param left The LHS vector
|
||||
* @param right The RHS vector
|
||||
* @param dest The destination vector, or null if a new vector is to be created
|
||||
* @return the sum of left and right in dest
|
||||
*/
|
||||
public static Vector2f add(Vector2f left, Vector2f right, Vector2f dest) {
|
||||
if (dest == null)
|
||||
return new Vector2f(left.x + right.x, left.y + right.y);
|
||||
else {
|
||||
dest.set(left.x + right.x, left.y + right.y);
|
||||
return dest;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Subtract a vector from another vector and place the result in a destination
|
||||
* vector.
|
||||
* @param left The LHS vector
|
||||
* @param right The RHS vector
|
||||
* @param dest The destination vector, or null if a new vector is to be created
|
||||
* @return left minus right in dest
|
||||
*/
|
||||
public static Vector2f sub(Vector2f left, Vector2f right, Vector2f dest) {
|
||||
if (dest == null)
|
||||
return new Vector2f(left.x - right.x, left.y - right.y);
|
||||
else {
|
||||
dest.set(left.x - right.x, left.y - right.y);
|
||||
return dest;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Store this vector in a FloatBuffer
|
||||
* @param buf The buffer to store it in, at the current position
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Vector store(FloatBuffer buf) {
|
||||
buf.put(x);
|
||||
buf.put(y);
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load this vector from a FloatBuffer
|
||||
* @param buf The buffer to load it from, at the current position
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Vector load(FloatBuffer buf) {
|
||||
x = buf.get();
|
||||
y = buf.get();
|
||||
return this;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.vector.Vector#scale(float)
|
||||
*/
|
||||
@Override
|
||||
public Vector scale(float scale) {
|
||||
|
||||
x *= scale;
|
||||
y *= scale;
|
||||
|
||||
return this;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see java.lang.Object#toString()
|
||||
*/
|
||||
@Override
|
||||
public String toString() {
|
||||
StringBuilder sb = new StringBuilder(64);
|
||||
|
||||
sb.append("Vector2f[");
|
||||
sb.append(x);
|
||||
sb.append(", ");
|
||||
sb.append(y);
|
||||
sb.append(']');
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
/**
|
||||
* @return x
|
||||
*/
|
||||
@Override
|
||||
public final float getX() {
|
||||
return x;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return y
|
||||
*/
|
||||
@Override
|
||||
public final float getY() {
|
||||
return y;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set X
|
||||
* @param x
|
||||
*/
|
||||
@Override
|
||||
public final void setX(float x) {
|
||||
this.x = x;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set Y
|
||||
* @param y
|
||||
*/
|
||||
@Override
|
||||
public final void setY(float y) {
|
||||
this.y = y;
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean equals(Object obj) {
|
||||
if (this == obj) return true;
|
||||
if (obj == null) return false;
|
||||
if (getClass() != obj.getClass()) return false;
|
||||
Vector2f other = (Vector2f)obj;
|
||||
|
||||
if (x == other.x && y == other.y) return true;
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,387 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.vectors;
|
||||
|
||||
import java.io.Serializable;
|
||||
import java.nio.FloatBuffer;
|
||||
|
||||
/**
|
||||
*
|
||||
* Holds a 3-tuple vector.
|
||||
*
|
||||
* @author cix_foo <cix_foo@users.sourceforge.net>
|
||||
* @version $Revision$
|
||||
* $Id$
|
||||
*/
|
||||
|
||||
public class Vector3f extends Vector implements Serializable, ReadableVector3f, WritableVector3f {
|
||||
|
||||
private static final long serialVersionUID = 1L;
|
||||
|
||||
public float x, y, z;
|
||||
|
||||
/**
|
||||
* Constructor for Vector3f.
|
||||
*/
|
||||
public Vector3f() {
|
||||
super();
|
||||
}
|
||||
|
||||
/**
|
||||
* Constructor
|
||||
*/
|
||||
public Vector3f(ReadableVector3f src) {
|
||||
set(src);
|
||||
}
|
||||
|
||||
/**
|
||||
* Constructor
|
||||
*/
|
||||
public Vector3f(float x, float y, float z) {
|
||||
set(x, y, z);
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.util.vector.WritableVector2f#set(float, float)
|
||||
*/
|
||||
@Override
|
||||
public void set(float x, float y) {
|
||||
this.x = x;
|
||||
this.y = y;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.util.vector.WritableVector3f#set(float, float, float)
|
||||
*/
|
||||
@Override
|
||||
public void set(float x, float y, float z) {
|
||||
this.x = x;
|
||||
this.y = y;
|
||||
this.z = z;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from another Vector3f
|
||||
* @param src The source vector
|
||||
* @return this
|
||||
*/
|
||||
public Vector3f set(ReadableVector3f src) {
|
||||
x = src.getX();
|
||||
y = src.getY();
|
||||
z = src.getZ();
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return the length squared of the vector
|
||||
*/
|
||||
@Override
|
||||
public float lengthSquared() {
|
||||
return x * x + y * y + z * z;
|
||||
}
|
||||
|
||||
/**
|
||||
* Translate a vector
|
||||
* @param x The translation in x
|
||||
* @param y the translation in y
|
||||
* @return this
|
||||
*/
|
||||
public Vector3f translate(float x, float y, float z) {
|
||||
this.x += x;
|
||||
this.y += y;
|
||||
this.z += z;
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Add a vector to another vector and place the result in a destination
|
||||
* vector.
|
||||
* @param left The LHS vector
|
||||
* @param right The RHS vector
|
||||
* @param dest The destination vector, or null if a new vector is to be created
|
||||
* @return the sum of left and right in dest
|
||||
*/
|
||||
public static Vector3f add(Vector3f left, Vector3f right, Vector3f dest) {
|
||||
if (dest == null)
|
||||
return new Vector3f(left.x + right.x, left.y + right.y, left.z + right.z);
|
||||
else {
|
||||
dest.set(left.x + right.x, left.y + right.y, left.z + right.z);
|
||||
return dest;
|
||||
}
|
||||
}
|
||||
|
||||
public Vector3f add(Vector3f vector)
|
||||
{
|
||||
return new Vector3f(x + vector.x, y + vector.y, z + vector.z);
|
||||
}
|
||||
|
||||
/**
|
||||
* Subtract a vector from another vector and place the result in a destination
|
||||
* vector.
|
||||
* @param left The LHS vector
|
||||
* @param right The RHS vector
|
||||
* @param dest The destination vector, or null if a new vector is to be created
|
||||
* @return left minus right in dest
|
||||
*/
|
||||
public static Vector3f sub(Vector3f left, Vector3f right, Vector3f dest) {
|
||||
if (dest == null)
|
||||
return new Vector3f(left.x - right.x, left.y - right.y, left.z - right.z);
|
||||
else {
|
||||
dest.set(left.x - right.x, left.y - right.y, left.z - right.z);
|
||||
return dest;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* The cross product of two vectors.
|
||||
*
|
||||
* @param left The LHS vector
|
||||
* @param right The RHS vector
|
||||
* @param dest The destination result, or null if a new vector is to be created
|
||||
* @return left cross right
|
||||
*/
|
||||
public static Vector3f cross(
|
||||
Vector3f left,
|
||||
Vector3f right,
|
||||
Vector3f dest)
|
||||
{
|
||||
|
||||
if (dest == null)
|
||||
dest = new Vector3f();
|
||||
|
||||
dest.set(
|
||||
left.y * right.z - left.z * right.y,
|
||||
right.x * left.z - right.z * left.x,
|
||||
left.x * right.y - left.y * right.x
|
||||
);
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Negate a vector
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Vector negate() {
|
||||
x = -x;
|
||||
y = -y;
|
||||
z = -z;
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Negate a vector and place the result in a destination vector.
|
||||
* @param dest The destination vector or null if a new vector is to be created
|
||||
* @return the negated vector
|
||||
*/
|
||||
public Vector3f negate(Vector3f dest) {
|
||||
if (dest == null)
|
||||
dest = new Vector3f();
|
||||
dest.x = -x;
|
||||
dest.y = -y;
|
||||
dest.z = -z;
|
||||
return dest;
|
||||
}
|
||||
|
||||
public Vector3f mul(float value)
|
||||
{
|
||||
return new Vector3f(x * value, y * value, z * value);
|
||||
}
|
||||
|
||||
public Vector3f mul(Vector3f vector)
|
||||
{
|
||||
return new Vector3f(x * vector.x, y * vector.y, z * vector.z);
|
||||
}
|
||||
|
||||
/**
|
||||
* Normalise this vector and place the result in another vector.
|
||||
* @param dest The destination vector, or null if a new vector is to be created
|
||||
* @return the normalised vector
|
||||
*/
|
||||
public Vector3f normalise(Vector3f dest) {
|
||||
float l = length();
|
||||
|
||||
if (dest == null)
|
||||
dest = new Vector3f(x / l, y / l, z / l);
|
||||
else
|
||||
dest.set(x / l, y / l, z / l);
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* The dot product of two vectors is calculated as
|
||||
* v1.x * v2.x + v1.y * v2.y + v1.z * v2.z
|
||||
* @param left The LHS vector
|
||||
* @param right The RHS vector
|
||||
* @return left dot right
|
||||
*/
|
||||
public static float dot(Vector3f left, Vector3f right) {
|
||||
return left.x * right.x + left.y * right.y + left.z * right.z;
|
||||
}
|
||||
|
||||
/**
|
||||
* Calculate the angle between two vectors, in radians
|
||||
* @param a A vector
|
||||
* @param b The other vector
|
||||
* @return the angle between the two vectors, in radians
|
||||
*/
|
||||
public static float angle(Vector3f a, Vector3f b) {
|
||||
float dls = dot(a, b) / (a.length() * b.length());
|
||||
if (dls < -1f)
|
||||
dls = -1f;
|
||||
else if (dls > 1.0f)
|
||||
dls = 1.0f;
|
||||
return (float)Math.acos(dls);
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.vector.Vector#load(FloatBuffer)
|
||||
*/
|
||||
@Override
|
||||
public Vector load(FloatBuffer buf) {
|
||||
x = buf.get();
|
||||
y = buf.get();
|
||||
z = buf.get();
|
||||
return this;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.vector.Vector#scale(float)
|
||||
*/
|
||||
@Override
|
||||
public Vector scale(float scale) {
|
||||
|
||||
x *= scale;
|
||||
y *= scale;
|
||||
z *= scale;
|
||||
|
||||
return this;
|
||||
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.vector.Vector#store(FloatBuffer)
|
||||
*/
|
||||
@Override
|
||||
public Vector store(FloatBuffer buf) {
|
||||
|
||||
buf.put(x);
|
||||
buf.put(y);
|
||||
buf.put(z);
|
||||
|
||||
return this;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see java.lang.Object#toString()
|
||||
*/
|
||||
@Override
|
||||
public String toString() {
|
||||
StringBuilder sb = new StringBuilder(64);
|
||||
|
||||
sb.append("Vector3f[");
|
||||
sb.append(x);
|
||||
sb.append(", ");
|
||||
sb.append(y);
|
||||
sb.append(", ");
|
||||
sb.append(z);
|
||||
sb.append(']');
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
/**
|
||||
* @return x
|
||||
*/
|
||||
@Override
|
||||
public final float getX() {
|
||||
return x;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return y
|
||||
*/
|
||||
@Override
|
||||
public final float getY() {
|
||||
return y;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set X
|
||||
* @param x
|
||||
*/
|
||||
@Override
|
||||
public final void setX(float x) {
|
||||
this.x = x;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set Y
|
||||
* @param y
|
||||
*/
|
||||
@Override
|
||||
public final void setY(float y) {
|
||||
this.y = y;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set Z
|
||||
* @param z
|
||||
*/
|
||||
@Override
|
||||
public void setZ(float z) {
|
||||
this.z = z;
|
||||
}
|
||||
|
||||
/* (Overrides)
|
||||
* @see org.lwjgl.vector.ReadableVector3f#getZ()
|
||||
*/
|
||||
@Override
|
||||
public float getZ() {
|
||||
return z;
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean equals(Object obj) {
|
||||
if (this == obj) return true;
|
||||
if (obj == null) return false;
|
||||
if (getClass() != obj.getClass()) return false;
|
||||
Vector3f other = (Vector3f)obj;
|
||||
|
||||
if (x == other.x && y == other.y && z == other.z) return true;
|
||||
|
||||
return false;
|
||||
}
|
||||
}
|
|
@ -0,0 +1,367 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.vectors;
|
||||
|
||||
import java.io.Serializable;
|
||||
import java.nio.FloatBuffer;
|
||||
|
||||
/**
|
||||
*
|
||||
* Holds a 4-tuple vector.
|
||||
*
|
||||
* @author cix_foo <cix_foo@users.sourceforge.net>
|
||||
* @version $Revision$
|
||||
* $Id$
|
||||
*/
|
||||
|
||||
public class Vector4f extends Vector implements Serializable, ReadableVector4f, WritableVector4f {
|
||||
|
||||
private static final long serialVersionUID = 1L;
|
||||
|
||||
public float x, y, z, w;
|
||||
|
||||
/**
|
||||
* Constructor for Vector4f.
|
||||
*/
|
||||
public Vector4f() {
|
||||
super();
|
||||
}
|
||||
|
||||
/**
|
||||
* Constructor
|
||||
*/
|
||||
public Vector4f(ReadableVector4f src) {
|
||||
set(src);
|
||||
}
|
||||
|
||||
/**
|
||||
* Constructor
|
||||
*/
|
||||
public Vector4f(float x, float y, float z, float w) {
|
||||
set(x, y, z, w);
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.util.vector.WritableVector2f#set(float, float)
|
||||
*/
|
||||
@Override
|
||||
public void set(float x, float y) {
|
||||
this.x = x;
|
||||
this.y = y;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.util.vector.WritableVector3f#set(float, float, float)
|
||||
*/
|
||||
@Override
|
||||
public void set(float x, float y, float z) {
|
||||
this.x = x;
|
||||
this.y = y;
|
||||
this.z = z;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.util.vector.WritableVector4f#set(float, float, float, float)
|
||||
*/
|
||||
@Override
|
||||
public void set(float x, float y, float z, float w) {
|
||||
this.x = x;
|
||||
this.y = y;
|
||||
this.z = z;
|
||||
this.w = w;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load from another Vector4f
|
||||
* @param src The source vector
|
||||
* @return this
|
||||
*/
|
||||
public Vector4f set(ReadableVector4f src) {
|
||||
x = src.getX();
|
||||
y = src.getY();
|
||||
z = src.getZ();
|
||||
w = src.getW();
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return the length squared of the vector
|
||||
*/
|
||||
@Override
|
||||
public float lengthSquared() {
|
||||
return x * x + y * y + z * z + w * w;
|
||||
}
|
||||
|
||||
/**
|
||||
* Translate a vector
|
||||
* @param x The translation in x
|
||||
* @param y the translation in y
|
||||
* @return this
|
||||
*/
|
||||
public Vector4f translate(float x, float y, float z, float w) {
|
||||
this.x += x;
|
||||
this.y += y;
|
||||
this.z += z;
|
||||
this.w += w;
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Add a vector to another vector and place the result in a destination
|
||||
* vector.
|
||||
* @param left The LHS vector
|
||||
* @param right The RHS vector
|
||||
* @param dest The destination vector, or null if a new vector is to be created
|
||||
* @return the sum of left and right in dest
|
||||
*/
|
||||
public static Vector4f add(Vector4f left, Vector4f right, Vector4f dest) {
|
||||
if (dest == null)
|
||||
return new Vector4f(left.x + right.x, left.y + right.y, left.z + right.z, left.w + right.w);
|
||||
else {
|
||||
dest.set(left.x + right.x, left.y + right.y, left.z + right.z, left.w + right.w);
|
||||
return dest;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Subtract a vector from another vector and place the result in a destination
|
||||
* vector.
|
||||
* @param left The LHS vector
|
||||
* @param right The RHS vector
|
||||
* @param dest The destination vector, or null if a new vector is to be created
|
||||
* @return left minus right in dest
|
||||
*/
|
||||
public static Vector4f sub(Vector4f left, Vector4f right, Vector4f dest) {
|
||||
if (dest == null)
|
||||
return new Vector4f(left.x - right.x, left.y - right.y, left.z - right.z, left.w - right.w);
|
||||
else {
|
||||
dest.set(left.x - right.x, left.y - right.y, left.z - right.z, left.w - right.w);
|
||||
return dest;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Negate a vector
|
||||
* @return this
|
||||
*/
|
||||
@Override
|
||||
public Vector negate() {
|
||||
x = -x;
|
||||
y = -y;
|
||||
z = -z;
|
||||
w = -w;
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Negate a vector and place the result in a destination vector.
|
||||
* @param dest The destination vector or null if a new vector is to be created
|
||||
* @return the negated vector
|
||||
*/
|
||||
public Vector4f negate(Vector4f dest) {
|
||||
if (dest == null)
|
||||
dest = new Vector4f();
|
||||
dest.x = -x;
|
||||
dest.y = -y;
|
||||
dest.z = -z;
|
||||
dest.w = -w;
|
||||
return dest;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Normalise this vector and place the result in another vector.
|
||||
* @param dest The destination vector, or null if a new vector is to be created
|
||||
* @return the normalised vector
|
||||
*/
|
||||
public Vector4f normalise(Vector4f dest) {
|
||||
float l = length();
|
||||
|
||||
if (dest == null)
|
||||
dest = new Vector4f(x / l, y / l, z / l, w / l);
|
||||
else
|
||||
dest.set(x / l, y / l, z / l, w / l);
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
/**
|
||||
* The dot product of two vectors is calculated as
|
||||
* v1.x * v2.x + v1.y * v2.y + v1.z * v2.z + v1.w * v2.w
|
||||
* @param left The LHS vector
|
||||
* @param right The RHS vector
|
||||
* @return left dot right
|
||||
*/
|
||||
public static float dot(Vector4f left, Vector4f right) {
|
||||
return left.x * right.x + left.y * right.y + left.z * right.z + left.w * right.w;
|
||||
}
|
||||
|
||||
/**
|
||||
* Calculate the angle between two vectors, in radians
|
||||
* @param a A vector
|
||||
* @param b The other vector
|
||||
* @return the angle between the two vectors, in radians
|
||||
*/
|
||||
public static float angle(Vector4f a, Vector4f b) {
|
||||
float dls = dot(a, b) / (a.length() * b.length());
|
||||
if (dls < -1f)
|
||||
dls = -1f;
|
||||
else if (dls > 1.0f)
|
||||
dls = 1.0f;
|
||||
return (float)Math.acos(dls);
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.vector.Vector#load(FloatBuffer)
|
||||
*/
|
||||
@Override
|
||||
public Vector load(FloatBuffer buf) {
|
||||
x = buf.get();
|
||||
y = buf.get();
|
||||
z = buf.get();
|
||||
w = buf.get();
|
||||
return this;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.vector.Vector#scale(float)
|
||||
*/
|
||||
@Override
|
||||
public Vector scale(float scale) {
|
||||
x *= scale;
|
||||
y *= scale;
|
||||
z *= scale;
|
||||
w *= scale;
|
||||
return this;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.lwjgl.vector.Vector#store(FloatBuffer)
|
||||
*/
|
||||
@Override
|
||||
public Vector store(FloatBuffer buf) {
|
||||
|
||||
buf.put(x);
|
||||
buf.put(y);
|
||||
buf.put(z);
|
||||
buf.put(w);
|
||||
|
||||
return this;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString() {
|
||||
return "Vector4f: " + x + " " + y + " " + z + " " + w;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return x
|
||||
*/
|
||||
@Override
|
||||
public final float getX() {
|
||||
return x;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return y
|
||||
*/
|
||||
@Override
|
||||
public final float getY() {
|
||||
return y;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set X
|
||||
* @param x
|
||||
*/
|
||||
@Override
|
||||
public final void setX(float x) {
|
||||
this.x = x;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set Y
|
||||
* @param y
|
||||
*/
|
||||
@Override
|
||||
public final void setY(float y) {
|
||||
this.y = y;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set Z
|
||||
* @param z
|
||||
*/
|
||||
@Override
|
||||
public void setZ(float z) {
|
||||
this.z = z;
|
||||
}
|
||||
|
||||
|
||||
/* (Overrides)
|
||||
* @see org.lwjgl.vector.ReadableVector3f#getZ()
|
||||
*/
|
||||
@Override
|
||||
public float getZ() {
|
||||
return z;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set W
|
||||
* @param w
|
||||
*/
|
||||
@Override
|
||||
public void setW(float w) {
|
||||
this.w = w;
|
||||
}
|
||||
|
||||
/* (Overrides)
|
||||
* @see org.lwjgl.vector.ReadableVector3f#getZ()
|
||||
*/
|
||||
@Override
|
||||
public float getW() {
|
||||
return w;
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean equals(Object obj) {
|
||||
if (this == obj) return true;
|
||||
if (obj == null) return false;
|
||||
if (getClass() != obj.getClass()) return false;
|
||||
Vector4f other = (Vector4f)obj;
|
||||
|
||||
if (x == other.x && y == other.y && z == other.z && w == other.w) return true;
|
||||
|
||||
return false;
|
||||
}
|
||||
}
|
|
@ -0,0 +1,61 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.vectors;
|
||||
|
||||
/**
|
||||
* Writable interface to Vector2fs
|
||||
* @author $author$
|
||||
* @version $revision$
|
||||
* $Id$
|
||||
*/
|
||||
public interface WritableVector2f {
|
||||
|
||||
/**
|
||||
* Set the X value
|
||||
* @param x
|
||||
*/
|
||||
void setX(float x);
|
||||
|
||||
/**
|
||||
* Set the Y value
|
||||
* @param y
|
||||
*/
|
||||
void setY(float y);
|
||||
|
||||
/**
|
||||
* Set the X,Y values
|
||||
* @param x
|
||||
* @param y
|
||||
*/
|
||||
void set(float x, float y);
|
||||
|
||||
}
|
|
@ -0,0 +1,56 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.vectors;
|
||||
|
||||
/**
|
||||
* Writable interface to Vector3fs
|
||||
* @author $author$
|
||||
* @version $revision$
|
||||
* $Id$
|
||||
*/
|
||||
public interface WritableVector3f extends WritableVector2f {
|
||||
|
||||
/**
|
||||
* Set the Z value
|
||||
* @param z
|
||||
*/
|
||||
void setZ(float z);
|
||||
|
||||
/**
|
||||
* Set the X,Y,Z values
|
||||
* @param x
|
||||
* @param y
|
||||
* @param z
|
||||
*/
|
||||
void set(float x, float y, float z);
|
||||
|
||||
}
|
|
@ -0,0 +1,57 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2008 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package io.github.hydos.ginger.engine.mathEngine.vectors;
|
||||
|
||||
/**
|
||||
* Writable interface to Vector4fs
|
||||
* @author $author$
|
||||
* @version $revision$
|
||||
* $Id$
|
||||
*/
|
||||
public interface WritableVector4f extends WritableVector3f {
|
||||
|
||||
/**
|
||||
* Set the W value
|
||||
* @param w
|
||||
*/
|
||||
void setW(float w);
|
||||
|
||||
/**
|
||||
* Set the X,Y,Z,W values
|
||||
* @param x
|
||||
* @param y
|
||||
* @param z
|
||||
* @param w
|
||||
*/
|
||||
void set(float x, float y, float z, float w);
|
||||
|
||||
}
|
|
@ -0,0 +1,40 @@
|
|||
package io.github.hydos.ginger.engine.obj;
|
||||
|
||||
public class ModelData {
|
||||
|
||||
private float[] vertices;
|
||||
private float[] textureCoords;
|
||||
private float[] normals;
|
||||
private int[] indices;
|
||||
private float furthestPoint;
|
||||
|
||||
public ModelData(float[] vertices, float[] textureCoords, float[] normals, int[] indices,
|
||||
float furthestPoint) {
|
||||
this.vertices = vertices;
|
||||
this.textureCoords = textureCoords;
|
||||
this.normals = normals;
|
||||
this.indices = indices;
|
||||
this.furthestPoint = furthestPoint;
|
||||
}
|
||||
|
||||
public float[] getVertices() {
|
||||
return vertices;
|
||||
}
|
||||
|
||||
public float[] getTextureCoords() {
|
||||
return textureCoords;
|
||||
}
|
||||
|
||||
public float[] getNormals() {
|
||||
return normals;
|
||||
}
|
||||
|
||||
public int[] getIndices() {
|
||||
return indices;
|
||||
}
|
||||
|
||||
public float getFurthestPoint() {
|
||||
return furthestPoint;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,15 @@
|
|||
package io.github.hydos.ginger.engine.obj;
|
||||
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.TexturedModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.texture.ModelTexture;
|
||||
import io.github.hydos.ginger.engine.utils.Loader;
|
||||
|
||||
public class ModelLoader {
|
||||
|
||||
public static TexturedModel loadModel(String objPath, String texturePath) {
|
||||
ModelData data = OBJFileLoader.loadOBJ(objPath);
|
||||
TexturedModel tm = new TexturedModel(Loader.loadToVAO(data.getVertices(), data.getIndices(), data.getNormals(), data.getTextureCoords()), new ModelTexture(texturePath));
|
||||
return tm;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,156 @@
|
|||
package io.github.hydos.ginger.engine.obj;
|
||||
|
||||
import java.io.BufferedReader;
|
||||
import java.io.IOException;
|
||||
import java.io.InputStreamReader;
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
|
||||
public class OBJFileLoader {
|
||||
|
||||
private static final String RES_LOC = "/models/";
|
||||
|
||||
public static ModelData loadOBJ(String objFileName) {
|
||||
String objFile = RES_LOC + objFileName;
|
||||
System.out.println(objFile);
|
||||
System.out.println(objFile);
|
||||
InputStreamReader isr = new InputStreamReader(OBJFileLoader.class.getResourceAsStream(objFile));
|
||||
BufferedReader reader = new BufferedReader(isr);
|
||||
String line;
|
||||
List<Vertex> vertices = new ArrayList<Vertex>();
|
||||
List<Vector2f> textures = new ArrayList<Vector2f>();
|
||||
List<Vector3f> normals = new ArrayList<Vector3f>();
|
||||
List<Integer> indices = new ArrayList<Integer>();
|
||||
try {
|
||||
while (true) {
|
||||
line = reader.readLine();
|
||||
if (line.startsWith("v ")) {
|
||||
String[] currentLine = line.split(" ");
|
||||
Vector3f vertex = new Vector3f(Float.valueOf(currentLine[1]),
|
||||
Float.valueOf(currentLine[2]),
|
||||
Float.valueOf(currentLine[3]));
|
||||
Vertex newVertex = new Vertex(vertices.size(), vertex);
|
||||
vertices.add(newVertex);
|
||||
|
||||
} else if (line.startsWith("vt ")) {
|
||||
String[] currentLine = line.split(" ");
|
||||
Vector2f texture = new Vector2f(Float.valueOf(currentLine[1]),
|
||||
Float.valueOf(currentLine[2]));
|
||||
textures.add(texture);
|
||||
} else if (line.startsWith("vn ")) {
|
||||
String[] currentLine = line.split(" ");
|
||||
Vector3f normal = new Vector3f(Float.valueOf(currentLine[1]),
|
||||
Float.valueOf(currentLine[2]),
|
||||
Float.valueOf(currentLine[3]));
|
||||
normals.add(normal);
|
||||
} else if (line.startsWith("f ")) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
while (line != null && line.startsWith("f ")) {
|
||||
String[] currentLine = line.split(" ");
|
||||
String[] vertex1 = currentLine[1].split("/");
|
||||
String[] vertex2 = currentLine[2].split("/");
|
||||
String[] vertex3 = currentLine[3].split("/");
|
||||
processVertex(vertex1, vertices, indices);
|
||||
processVertex(vertex2, vertices, indices);
|
||||
processVertex(vertex3, vertices, indices);
|
||||
line = reader.readLine();
|
||||
}
|
||||
reader.close();
|
||||
} catch (IOException e) {
|
||||
System.err.println("Error reading the file");
|
||||
}
|
||||
removeUnusedVertices(vertices);
|
||||
float[] verticesArray = new float[vertices.size() * 3];
|
||||
float[] texturesArray = new float[vertices.size() * 2];
|
||||
float[] normalsArray = new float[vertices.size() * 3];
|
||||
float furthest = convertDataToArrays(vertices, textures, normals, verticesArray,
|
||||
texturesArray, normalsArray);
|
||||
int[] indicesArray = convertIndicesListToArray(indices);
|
||||
ModelData data = new ModelData(verticesArray, texturesArray, normalsArray, indicesArray,
|
||||
furthest);
|
||||
return data;
|
||||
}
|
||||
|
||||
private static void processVertex(String[] vertex, List<Vertex> vertices, List<Integer> indices) {
|
||||
int index = Integer.parseInt(vertex[0]) - 1;
|
||||
Vertex currentVertex = vertices.get(index);
|
||||
int textureIndex = Integer.parseInt(vertex[1]) - 1;
|
||||
int normalIndex = Integer.parseInt(vertex[2]) - 1;
|
||||
if (!currentVertex.isSet()) {
|
||||
currentVertex.setTextureIndex(textureIndex);
|
||||
currentVertex.setNormalIndex(normalIndex);
|
||||
indices.add(index);
|
||||
} else {
|
||||
dealWithAlreadyProcessedVertex(currentVertex, textureIndex, normalIndex, indices,
|
||||
vertices);
|
||||
}
|
||||
}
|
||||
|
||||
private static int[] convertIndicesListToArray(List<Integer> indices) {
|
||||
int[] indicesArray = new int[indices.size()];
|
||||
for (int i = 0; i < indicesArray.length; i++) {
|
||||
indicesArray[i] = indices.get(i);
|
||||
}
|
||||
return indicesArray;
|
||||
}
|
||||
|
||||
private static float convertDataToArrays(List<Vertex> vertices, List<Vector2f> textures,
|
||||
List<Vector3f> normals, float[] verticesArray, float[] texturesArray,
|
||||
float[] normalsArray) {
|
||||
float furthestPoint = 0;
|
||||
for (int i = 0; i < vertices.size(); i++) {
|
||||
Vertex currentVertex = vertices.get(i);
|
||||
if (currentVertex.getLength() > furthestPoint) {
|
||||
furthestPoint = currentVertex.getLength();
|
||||
}
|
||||
Vector3f position = currentVertex.getPosition();
|
||||
Vector2f textureCoord = textures.get(currentVertex.getTextureIndex());
|
||||
Vector3f normalVector = normals.get(currentVertex.getNormalIndex());
|
||||
verticesArray[i * 3] = position.x;
|
||||
verticesArray[i * 3 + 1] = position.y;
|
||||
verticesArray[i * 3 + 2] = position.z;
|
||||
texturesArray[i * 2] = textureCoord.x;
|
||||
texturesArray[i * 2 + 1] = 1 - textureCoord.y;
|
||||
normalsArray[i * 3] = normalVector.x;
|
||||
normalsArray[i * 3 + 1] = normalVector.y;
|
||||
normalsArray[i * 3 + 2] = normalVector.z;
|
||||
}
|
||||
return furthestPoint;
|
||||
}
|
||||
|
||||
private static void dealWithAlreadyProcessedVertex(Vertex previousVertex, int newTextureIndex,
|
||||
int newNormalIndex, List<Integer> indices, List<Vertex> vertices) {
|
||||
if (previousVertex.hasSameTextureAndNormal(newTextureIndex, newNormalIndex)) {
|
||||
indices.add(previousVertex.getIndex());
|
||||
} else {
|
||||
Vertex anotherVertex = previousVertex.getDuplicateVertex();
|
||||
if (anotherVertex != null) {
|
||||
dealWithAlreadyProcessedVertex(anotherVertex, newTextureIndex, newNormalIndex,
|
||||
indices, vertices);
|
||||
} else {
|
||||
Vertex duplicateVertex = new Vertex(vertices.size(), previousVertex.getPosition());
|
||||
duplicateVertex.setTextureIndex(newTextureIndex);
|
||||
duplicateVertex.setNormalIndex(newNormalIndex);
|
||||
previousVertex.setDuplicateVertex(duplicateVertex);
|
||||
vertices.add(duplicateVertex);
|
||||
indices.add(duplicateVertex.getIndex());
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
private static void removeUnusedVertices(List<Vertex> vertices){
|
||||
for(Vertex vertex:vertices){
|
||||
if(!vertex.isSet()){
|
||||
vertex.setTextureIndex(0);
|
||||
vertex.setNormalIndex(0);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,66 @@
|
|||
package io.github.hydos.ginger.engine.obj;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
|
||||
public class Vertex {
|
||||
|
||||
private static final int NO_INDEX = -1;
|
||||
|
||||
private Vector3f position;
|
||||
private int textureIndex = NO_INDEX;
|
||||
private int normalIndex = NO_INDEX;
|
||||
private Vertex duplicateVertex = null;
|
||||
private int index;
|
||||
private float length;
|
||||
|
||||
public Vertex(int index,Vector3f position){
|
||||
this.index = index;
|
||||
this.position = position;
|
||||
this.length = position.length();
|
||||
}
|
||||
|
||||
public int getIndex(){
|
||||
return index;
|
||||
}
|
||||
|
||||
public float getLength(){
|
||||
return length;
|
||||
}
|
||||
|
||||
public boolean isSet(){
|
||||
return textureIndex!=NO_INDEX && normalIndex!=NO_INDEX;
|
||||
}
|
||||
|
||||
public boolean hasSameTextureAndNormal(int textureIndexOther,int normalIndexOther){
|
||||
return textureIndexOther==textureIndex && normalIndexOther==normalIndex;
|
||||
}
|
||||
|
||||
public void setTextureIndex(int textureIndex){
|
||||
this.textureIndex = textureIndex;
|
||||
}
|
||||
|
||||
public void setNormalIndex(int normalIndex){
|
||||
this.normalIndex = normalIndex;
|
||||
}
|
||||
|
||||
public Vector3f getPosition() {
|
||||
return position;
|
||||
}
|
||||
|
||||
public int getTextureIndex() {
|
||||
return textureIndex;
|
||||
}
|
||||
|
||||
public int getNormalIndex() {
|
||||
return normalIndex;
|
||||
}
|
||||
|
||||
public Vertex getDuplicateVertex() {
|
||||
return duplicateVertex;
|
||||
}
|
||||
|
||||
public void setDuplicateVertex(Vertex duplicateVertex) {
|
||||
this.duplicateVertex = duplicateVertex;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,46 @@
|
|||
package io.github.hydos.ginger.engine.obj.normals;
|
||||
|
||||
public class ModelDataNM {
|
||||
|
||||
private float[] vertices;
|
||||
private float[] textureCoords;
|
||||
private float[] normals;
|
||||
private float[] tangents;
|
||||
private int[] indices;
|
||||
private float furthestPoint;
|
||||
|
||||
public ModelDataNM(float[] vertices, float[] textureCoords, float[] normals, float[] tangents, int[] indices,
|
||||
float furthestPoint) {
|
||||
this.vertices = vertices;
|
||||
this.textureCoords = textureCoords;
|
||||
this.normals = normals;
|
||||
this.indices = indices;
|
||||
this.furthestPoint = furthestPoint;
|
||||
this.tangents = tangents;
|
||||
}
|
||||
|
||||
public float[] getVertices() {
|
||||
return vertices;
|
||||
}
|
||||
|
||||
public float[] getTextureCoords() {
|
||||
return textureCoords;
|
||||
}
|
||||
|
||||
public float[] getTangents(){
|
||||
return tangents;
|
||||
}
|
||||
|
||||
public float[] getNormals() {
|
||||
return normals;
|
||||
}
|
||||
|
||||
public int[] getIndices() {
|
||||
return indices;
|
||||
}
|
||||
|
||||
public float getFurthestPoint() {
|
||||
return furthestPoint;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,187 @@
|
|||
package io.github.hydos.ginger.engine.obj.normals;
|
||||
|
||||
import java.io.BufferedReader;
|
||||
import java.io.IOException;
|
||||
import java.io.InputStreamReader;
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.RawModel;
|
||||
import io.github.hydos.ginger.engine.utils.Loader;
|
||||
|
||||
public class NormalMappedObjLoader {
|
||||
|
||||
|
||||
public static RawModel loadOBJ(String objFileName) {
|
||||
BufferedReader isr = null;
|
||||
isr = new BufferedReader(new InputStreamReader(Class.class.getResourceAsStream("/models/" + objFileName)));
|
||||
BufferedReader reader = new BufferedReader(isr);
|
||||
String line;
|
||||
List<VertexNM> vertices = new ArrayList<VertexNM>();
|
||||
List<Vector2f> textures = new ArrayList<Vector2f>();
|
||||
List<Vector3f> normals = new ArrayList<Vector3f>();
|
||||
List<Integer> indices = new ArrayList<Integer>();
|
||||
try {
|
||||
while (true) {
|
||||
line = reader.readLine();
|
||||
if (line.startsWith("v ")) {
|
||||
String[] currentLine = line.split(" ");
|
||||
Vector3f vertex = new Vector3f((float) Float.valueOf(currentLine[1]),
|
||||
(float) Float.valueOf(currentLine[2]),
|
||||
(float) Float.valueOf(currentLine[3]));
|
||||
VertexNM newVertex = new VertexNM(vertices.size(), vertex);
|
||||
vertices.add(newVertex);
|
||||
|
||||
} else if (line.startsWith("vt ")) {
|
||||
String[] currentLine = line.split(" ");
|
||||
Vector2f texture = new Vector2f((float) Float.valueOf(currentLine[1]),
|
||||
(float) Float.valueOf(currentLine[2]));
|
||||
textures.add(texture);
|
||||
} else if (line.startsWith("vn ")) {
|
||||
String[] currentLine = line.split(" ");
|
||||
Vector3f normal = new Vector3f((float) Float.valueOf(currentLine[1]),
|
||||
(float) Float.valueOf(currentLine[2]),
|
||||
(float) Float.valueOf(currentLine[3]));
|
||||
normals.add(normal);
|
||||
} else if (line.startsWith("f ")) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
while (line != null && line.startsWith("f ")) {
|
||||
String[] currentLine = line.split(" ");
|
||||
String[] vertex1 = currentLine[1].split("/");
|
||||
String[] vertex2 = currentLine[2].split("/");
|
||||
String[] vertex3 = currentLine[3].split("/");
|
||||
VertexNM v0 = processVertex(vertex1, vertices, indices);
|
||||
VertexNM v1 = processVertex(vertex2, vertices, indices);
|
||||
VertexNM v2 = processVertex(vertex3, vertices, indices);
|
||||
calculateTangents(v0, v1, v2, textures);//NEW
|
||||
line = reader.readLine();
|
||||
}
|
||||
reader.close();
|
||||
} catch (IOException e) {
|
||||
System.err.println("Error reading the file");
|
||||
}
|
||||
removeUnusedVertices(vertices);
|
||||
float[] verticesArray = new float[vertices.size() * 3];
|
||||
float[] texturesArray = new float[vertices.size() * 2];
|
||||
float[] normalsArray = new float[vertices.size() * 3];
|
||||
float[] tangentsArray = new float[vertices.size() * 3];
|
||||
@SuppressWarnings("unused")
|
||||
//some weird eclipse only error here i think
|
||||
float furthest = convertDataToArrays(vertices, textures, normals, verticesArray,
|
||||
texturesArray, normalsArray, tangentsArray);
|
||||
int[] indicesArray = convertIndicesListToArray(indices);
|
||||
|
||||
return Loader.loadToVAO(verticesArray, indicesArray, normalsArray, tangentsArray, texturesArray);
|
||||
}
|
||||
|
||||
private static void calculateTangents(VertexNM v0, VertexNM v1, VertexNM v2,
|
||||
List<Vector2f> textures) {
|
||||
Vector3f delatPos1 = Vector3f.sub(v1.getPosition(), v0.getPosition(), null);
|
||||
Vector3f delatPos2 = Vector3f.sub(v2.getPosition(), v0.getPosition(), null);
|
||||
Vector2f uv0 = textures.get(v0.getTextureIndex());
|
||||
Vector2f uv1 = textures.get(v1.getTextureIndex());
|
||||
Vector2f uv2 = textures.get(v2.getTextureIndex());
|
||||
Vector2f deltaUv1 = Vector2f.sub(uv1, uv0, null);
|
||||
Vector2f deltaUv2 = Vector2f.sub(uv2, uv0, null);
|
||||
|
||||
float r = 1.0f / (deltaUv1.x * deltaUv2.y - deltaUv1.y * deltaUv2.x);
|
||||
delatPos1.scale(deltaUv2.y);
|
||||
delatPos2.scale(deltaUv1.y);
|
||||
Vector3f tangent = Vector3f.sub(delatPos1, delatPos2, null);
|
||||
tangent.scale(r);
|
||||
v0.addTangent(tangent);
|
||||
v1.addTangent(tangent);
|
||||
v2.addTangent(tangent);
|
||||
}
|
||||
|
||||
private static VertexNM processVertex(String[] vertex, List<VertexNM> vertices,
|
||||
List<Integer> indices) {
|
||||
int index = Integer.parseInt(vertex[0]) - 1;
|
||||
VertexNM currentVertex = vertices.get(index);
|
||||
int textureIndex = Integer.parseInt(vertex[1]) - 1;
|
||||
int normalIndex = Integer.parseInt(vertex[2]) - 1;
|
||||
if (!currentVertex.isSet()) {
|
||||
currentVertex.setTextureIndex(textureIndex);
|
||||
currentVertex.setNormalIndex(normalIndex);
|
||||
indices.add(index);
|
||||
return currentVertex;
|
||||
} else {
|
||||
return dealWithAlreadyProcessedVertex(currentVertex, textureIndex, normalIndex, indices,
|
||||
vertices);
|
||||
}
|
||||
}
|
||||
|
||||
private static int[] convertIndicesListToArray(List<Integer> indices) {
|
||||
int[] indicesArray = new int[indices.size()];
|
||||
for (int i = 0; i < indicesArray.length; i++) {
|
||||
indicesArray[i] = indices.get(i);
|
||||
}
|
||||
return indicesArray;
|
||||
}
|
||||
|
||||
private static float convertDataToArrays(List<VertexNM> vertices, List<Vector2f> textures,
|
||||
List<Vector3f> normals, float[] verticesArray, float[] texturesArray,
|
||||
float[] normalsArray, float[] tangentsArray) {
|
||||
float furthestPoint = 0;
|
||||
for (int i = 0; i < vertices.size(); i++) {
|
||||
VertexNM currentVertex = vertices.get(i);
|
||||
if (currentVertex.getLength() > furthestPoint) {
|
||||
furthestPoint = currentVertex.getLength();
|
||||
}
|
||||
Vector3f position = currentVertex.getPosition();
|
||||
Vector2f textureCoord = textures.get(currentVertex.getTextureIndex());
|
||||
Vector3f normalVector = normals.get(currentVertex.getNormalIndex());
|
||||
Vector3f tangent = currentVertex.getAverageTangent();
|
||||
verticesArray[i * 3] = position.x;
|
||||
verticesArray[i * 3 + 1] = position.y;
|
||||
verticesArray[i * 3 + 2] = position.z;
|
||||
texturesArray[i * 2] = textureCoord.x;
|
||||
texturesArray[i * 2 + 1] = 1 - textureCoord.y;
|
||||
normalsArray[i * 3] = normalVector.x;
|
||||
normalsArray[i * 3 + 1] = normalVector.y;
|
||||
normalsArray[i * 3 + 2] = normalVector.z;
|
||||
tangentsArray[i * 3] = tangent.x;
|
||||
tangentsArray[i * 3 + 1] = tangent.y;
|
||||
tangentsArray[i * 3 + 2] = tangent.z;
|
||||
|
||||
}
|
||||
return furthestPoint;
|
||||
}
|
||||
|
||||
private static VertexNM dealWithAlreadyProcessedVertex(VertexNM previousVertex, int newTextureIndex,
|
||||
int newNormalIndex, List<Integer> indices, List<VertexNM> vertices) {
|
||||
if (previousVertex.hasSameTextureAndNormal(newTextureIndex, newNormalIndex)) {
|
||||
indices.add(previousVertex.getIndex());
|
||||
return previousVertex;
|
||||
} else {
|
||||
VertexNM anotherVertex = previousVertex.getDuplicateVertex();
|
||||
if (anotherVertex != null) {
|
||||
return dealWithAlreadyProcessedVertex(anotherVertex, newTextureIndex,
|
||||
newNormalIndex, indices, vertices);
|
||||
} else {
|
||||
VertexNM duplicateVertex = previousVertex.duplicate(vertices.size());
|
||||
duplicateVertex.setTextureIndex(newTextureIndex);
|
||||
duplicateVertex.setNormalIndex(newNormalIndex);
|
||||
previousVertex.setDuplicateVertex(duplicateVertex);
|
||||
vertices.add(duplicateVertex);
|
||||
indices.add(duplicateVertex.getIndex());
|
||||
return duplicateVertex;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private static void removeUnusedVertices(List<VertexNM> vertices) {
|
||||
for (VertexNM vertex : vertices) {
|
||||
vertex.averageTangents();
|
||||
if (!vertex.isSet()) {
|
||||
vertex.setTextureIndex(0);
|
||||
vertex.setNormalIndex(0);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,96 @@
|
|||
package io.github.hydos.ginger.engine.obj.normals;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
|
||||
public class VertexNM {
|
||||
|
||||
private static final int NO_INDEX = -1;
|
||||
|
||||
private Vector3f position;
|
||||
private int textureIndex = NO_INDEX;
|
||||
private int normalIndex = NO_INDEX;
|
||||
private VertexNM duplicateVertex = null;
|
||||
private int index;
|
||||
private float length;
|
||||
private List<Vector3f> tangents = new ArrayList<Vector3f>();
|
||||
private Vector3f averagedTangent = new Vector3f(0, 0, 0);
|
||||
|
||||
protected VertexNM(int index, Vector3f position){
|
||||
this.index = index;
|
||||
this.position = position;
|
||||
this.length = position.length();
|
||||
}
|
||||
|
||||
protected void addTangent(Vector3f tangent){
|
||||
tangents.add(tangent);
|
||||
}
|
||||
|
||||
//NEW
|
||||
protected VertexNM duplicate(int newIndex){
|
||||
VertexNM vertex = new VertexNM(newIndex, position);
|
||||
vertex.tangents = this.tangents;
|
||||
return vertex;
|
||||
}
|
||||
|
||||
protected void averageTangents(){
|
||||
if(tangents.isEmpty()){
|
||||
return;
|
||||
}
|
||||
for(Vector3f tangent : tangents){
|
||||
Vector3f.add(averagedTangent, tangent, averagedTangent);
|
||||
}
|
||||
averagedTangent.normalise();
|
||||
}
|
||||
|
||||
protected Vector3f getAverageTangent(){
|
||||
return averagedTangent;
|
||||
}
|
||||
|
||||
protected int getIndex(){
|
||||
return index;
|
||||
}
|
||||
|
||||
protected float getLength(){
|
||||
return length;
|
||||
}
|
||||
|
||||
protected boolean isSet(){
|
||||
return textureIndex!=NO_INDEX && normalIndex!=NO_INDEX;
|
||||
}
|
||||
|
||||
protected boolean hasSameTextureAndNormal(int textureIndexOther,int normalIndexOther){
|
||||
return textureIndexOther==textureIndex && normalIndexOther==normalIndex;
|
||||
}
|
||||
|
||||
protected void setTextureIndex(int textureIndex){
|
||||
this.textureIndex = textureIndex;
|
||||
}
|
||||
|
||||
protected void setNormalIndex(int normalIndex){
|
||||
this.normalIndex = normalIndex;
|
||||
}
|
||||
|
||||
protected Vector3f getPosition() {
|
||||
return position;
|
||||
}
|
||||
|
||||
protected int getTextureIndex() {
|
||||
return textureIndex;
|
||||
}
|
||||
|
||||
protected int getNormalIndex() {
|
||||
return normalIndex;
|
||||
}
|
||||
|
||||
protected VertexNM getDuplicateVertex() {
|
||||
return duplicateVertex;
|
||||
}
|
||||
|
||||
protected void setDuplicateVertex(VertexNM duplicateVertex) {
|
||||
this.duplicateVertex = duplicateVertex;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,34 @@
|
|||
package io.github.hydos.ginger.engine.particle;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
public class InsertionSort {
|
||||
|
||||
/**
|
||||
* Sorts a list of particles so that the particles with the highest distance
|
||||
* from the camera are first, and the particles with the shortest distance
|
||||
* are last.
|
||||
*
|
||||
* @param list
|
||||
* - the list of particles needing sorting.
|
||||
*/
|
||||
public static void sortHighToLow(List<Particle> list) {
|
||||
for (int i = 1; i < list.size(); i++) {
|
||||
Particle item = list.get(i);
|
||||
if (item.getDistance() > list.get(i - 1).getDistance()) {
|
||||
sortUpHighToLow(list, i);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private static void sortUpHighToLow(List<Particle> list, int i) {
|
||||
Particle item = list.get(i);
|
||||
int attemptPos = i - 1;
|
||||
while (attemptPos != 0 && list.get(attemptPos - 1).getDistance() < item.getDistance()) {
|
||||
attemptPos--;
|
||||
}
|
||||
list.remove(i);
|
||||
list.add(attemptPos, item);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,104 @@
|
|||
package io.github.hydos.ginger.engine.particle;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.main.settings.Constants;
|
||||
|
||||
public class Particle {
|
||||
|
||||
private Vector3f position;
|
||||
private Vector3f velocity;
|
||||
private float gravityEffect;
|
||||
private float lifeLength;
|
||||
private float rotation;
|
||||
private Vector3f scale;
|
||||
|
||||
private Vector2f texOffset1 = new Vector2f();
|
||||
private Vector2f texOffset2 = new Vector2f();
|
||||
private float blend;
|
||||
|
||||
private ParticleTexture texture;
|
||||
|
||||
private float elapsedTime = 0;
|
||||
private float distance;
|
||||
|
||||
|
||||
public Particle(ParticleTexture texture, Vector3f position, Vector3f velocity, float gravityEffect, float lifeLength, float rotation,
|
||||
Vector3f scale) {
|
||||
super();
|
||||
this.position = position;
|
||||
this.velocity = velocity;
|
||||
this.gravityEffect = gravityEffect;
|
||||
this.lifeLength = lifeLength;
|
||||
this.rotation = rotation;
|
||||
this.scale = scale;
|
||||
this.texture = texture;
|
||||
ParticleMaster.addParticle(this);
|
||||
}
|
||||
|
||||
public ParticleTexture getTexture() {
|
||||
return texture;
|
||||
}
|
||||
|
||||
public Vector3f getPosition() {
|
||||
return position;
|
||||
}
|
||||
|
||||
public float getDistance() {
|
||||
return distance;
|
||||
}
|
||||
|
||||
public float getRotation() {
|
||||
return rotation;
|
||||
}
|
||||
|
||||
public Vector3f getScale() {
|
||||
return scale;
|
||||
}
|
||||
|
||||
public Vector2f getTexOffset1() {
|
||||
return texOffset1;
|
||||
}
|
||||
|
||||
public Vector2f getTexOffset2() {
|
||||
return texOffset2;
|
||||
}
|
||||
|
||||
public float getBlend() {
|
||||
return blend;
|
||||
}
|
||||
|
||||
public boolean update(ThirdPersonCamera camera) {
|
||||
float time = (float) Window.getTime() / 1000000;
|
||||
velocity.y += Constants.gravity * gravityEffect * time;
|
||||
Vector3f change = new Vector3f(velocity);
|
||||
change.scale((float) time);
|
||||
Vector3f.add(change, position, position);
|
||||
distance = Vector3f.sub(camera.getPosition(), position, null).lengthSquared();
|
||||
elapsedTime += time;
|
||||
updateTextureCoordInfo();
|
||||
return elapsedTime < lifeLength;
|
||||
}
|
||||
|
||||
private void updateTextureCoordInfo() {
|
||||
float lifeFactor = elapsedTime / lifeLength;
|
||||
int stageCount = texture.getNumberOfRows() * texture.getNumberOfRows();
|
||||
float atlasProgression = lifeFactor * stageCount;
|
||||
int index1 = (int) Math.floor(atlasProgression);
|
||||
int index2 = index1 < stageCount - 1 ? index1 + 1 : index1;
|
||||
this.blend = atlasProgression % 1;
|
||||
setTextureOffset(texOffset1, index1);
|
||||
setTextureOffset(texOffset2, index2);
|
||||
}
|
||||
|
||||
private void setTextureOffset(Vector2f offset, int index) {
|
||||
int column = index % texture.getNumberOfRows();
|
||||
int row = index / texture.getNumberOfRows();
|
||||
offset.x = (float) column / texture.getNumberOfRows();
|
||||
offset.y = (float) row / texture.getNumberOfRows();
|
||||
}
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,63 @@
|
|||
package io.github.hydos.ginger.engine.particle;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.HashMap;
|
||||
import java.util.Iterator;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
import java.util.Map.Entry;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.renderers.ParticleRenderer;
|
||||
|
||||
public class ParticleMaster {
|
||||
|
||||
private static Map<ParticleTexture,List<Particle>> particles = new HashMap<ParticleTexture, List<Particle>>();
|
||||
private static ParticleRenderer particleRenderer;
|
||||
|
||||
public static void init(Matrix4f projectionMatrix) {
|
||||
particleRenderer = new ParticleRenderer(projectionMatrix);
|
||||
|
||||
}
|
||||
|
||||
public static void update(ThirdPersonCamera camera) {
|
||||
Iterator<Entry<ParticleTexture, List<Particle>>> mapIterator = particles.entrySet().iterator();
|
||||
while(mapIterator.hasNext()) {
|
||||
List<Particle> list = mapIterator.next().getValue();
|
||||
Iterator<Particle> iterator= list.iterator();
|
||||
while(iterator.hasNext()) {
|
||||
Particle p = iterator.next();
|
||||
boolean stillAlive = p.update(camera);
|
||||
if(!stillAlive) {
|
||||
iterator.remove();
|
||||
if(list.isEmpty()) {
|
||||
mapIterator.remove();
|
||||
}
|
||||
}
|
||||
}
|
||||
InsertionSort.sortHighToLow(list);
|
||||
}
|
||||
}
|
||||
|
||||
public static void renderParticles(ThirdPersonCamera camera) {
|
||||
particleRenderer.render(particles, camera);
|
||||
}
|
||||
|
||||
public static void cleanUp() {
|
||||
particleRenderer.cleanUp();
|
||||
}
|
||||
|
||||
public static void addParticle(Particle particle) {
|
||||
List<Particle> list = particles.get(particle.getTexture());
|
||||
if(list==null) {
|
||||
list = new ArrayList<Particle>();
|
||||
particles.put(particle.getTexture(), list);
|
||||
}
|
||||
list.add(particle);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,142 @@
|
|||
package io.github.hydos.ginger.engine.particle;
|
||||
|
||||
import java.util.Random;
|
||||
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector4f;
|
||||
|
||||
public class ParticleSystem {
|
||||
|
||||
private float pps, averageSpeed, gravityComplient, averageLifeLength, averageScale;
|
||||
|
||||
private float speedError, lifeError, scaleError = 0;
|
||||
private boolean randomRotation = false;
|
||||
private Vector3f direction;
|
||||
private float directionDeviation = 0;
|
||||
|
||||
private ParticleTexture texture;
|
||||
|
||||
private Random random = new Random();
|
||||
|
||||
public ParticleSystem(ParticleTexture texture, float pps, float speed, float gravityComplient, float lifeLength, float scale) {
|
||||
this.pps = pps / 100000;
|
||||
this.averageSpeed = speed;
|
||||
this.gravityComplient = gravityComplient;
|
||||
this.averageLifeLength = lifeLength;
|
||||
this.averageScale = scale;
|
||||
this.texture = texture;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param direction - The average direction in which particles are emitted.
|
||||
* @param deviation - A value between 0 and 1 indicating how far from the chosen direction particles can deviate.
|
||||
*/
|
||||
public void setDirection(Vector3f direction, float deviation) {
|
||||
this.direction = new Vector3f(direction);
|
||||
this.directionDeviation = (float) (deviation * Math.PI);
|
||||
}
|
||||
|
||||
public void randomizeRotation() {
|
||||
randomRotation = true;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param error
|
||||
* - A number between 0 and 1, where 0 means no error margin.
|
||||
*/
|
||||
public void setSpeedError(float error) {
|
||||
this.speedError = error * averageSpeed;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param error
|
||||
* - A number between 0 and 1, where 0 means no error margin.
|
||||
*/
|
||||
public void setLifeError(float error) {
|
||||
this.lifeError = error * averageLifeLength;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param error
|
||||
* - A number between 0 and 1, where 0 means no error margin.
|
||||
*/
|
||||
public void setScaleError(float error) {
|
||||
this.scaleError = error * averageScale;
|
||||
}
|
||||
|
||||
public void generateParticles(Vector3f systemCenter) {
|
||||
float delta = (float) Window.getTime();
|
||||
float particlesToCreate = pps * delta;
|
||||
int count = (int) Math.floor(particlesToCreate);
|
||||
float partialParticle = particlesToCreate % 1;
|
||||
|
||||
for (int i = 0; i < count; i++) {
|
||||
emitParticle(systemCenter);
|
||||
}
|
||||
if (Math.random() < partialParticle) {
|
||||
emitParticle(systemCenter);
|
||||
}
|
||||
}
|
||||
|
||||
private void emitParticle(Vector3f center) {
|
||||
Vector3f velocity = null;
|
||||
if(direction!=null){
|
||||
velocity = generateRandomUnitVectorWithinCone(direction, directionDeviation);
|
||||
}else{
|
||||
velocity = generateRandomUnitVector();
|
||||
}
|
||||
velocity.normalise();
|
||||
velocity.scale(generateValue(averageSpeed, speedError));
|
||||
float scale = generateValue(averageScale, scaleError);
|
||||
float lifeLength = generateValue(averageLifeLength, lifeError);
|
||||
new Particle(texture, new Vector3f(center), velocity, gravityComplient, lifeLength, generateRotation(), new Vector3f(scale,scale,scale));
|
||||
}
|
||||
|
||||
private float generateValue(float average, float errorMargin) {
|
||||
float offset = (random.nextFloat() - 0.5f) * 2f * errorMargin;
|
||||
return average + offset;
|
||||
}
|
||||
|
||||
private float generateRotation() {
|
||||
if (randomRotation) {
|
||||
return random.nextFloat() * 360f;
|
||||
} else {
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
private static Vector3f generateRandomUnitVectorWithinCone(Vector3f coneDirection, float angle) {
|
||||
float cosAngle = (float) Math.cos(angle);
|
||||
Random random = new Random();
|
||||
float theta = (float) (random.nextFloat() * 2f * Math.PI);
|
||||
float z = cosAngle + (random.nextFloat() * (1 - cosAngle));
|
||||
float rootOneMinusZSquared = (float) Math.sqrt(1 - z * z);
|
||||
float x = (float) (rootOneMinusZSquared * Math.cos(theta));
|
||||
float y = (float) (rootOneMinusZSquared * Math.sin(theta));
|
||||
|
||||
Vector4f direction = new Vector4f(x, y, z, 1);
|
||||
if (coneDirection.x != 0 || coneDirection.y != 0 || (coneDirection.z != 1 && coneDirection.z != -1)) {
|
||||
Vector3f rotateAxis = Vector3f.cross(coneDirection, new Vector3f(0, 0, 1), null);
|
||||
rotateAxis.normalise();
|
||||
float rotateAngle = (float) Math.acos(Vector3f.dot(coneDirection, new Vector3f(0, 0, 1)));
|
||||
Matrix4f rotationMatrix = new Matrix4f();
|
||||
rotationMatrix.rotate(-rotateAngle, rotateAxis);
|
||||
Matrix4f.transform(rotationMatrix, direction, direction);
|
||||
} else if (coneDirection.z == -1) {
|
||||
direction.z *= -1;
|
||||
}
|
||||
return new Vector3f(direction);
|
||||
}
|
||||
|
||||
private Vector3f generateRandomUnitVector() {
|
||||
float theta = (float) (random.nextFloat() * 2f * Math.PI);
|
||||
float z = (random.nextFloat() * 2) - 1;
|
||||
float rootOneMinusZSquared = (float) Math.sqrt(1 - z * z);
|
||||
float x = (float) (rootOneMinusZSquared * Math.cos(theta));
|
||||
float y = (float) (rootOneMinusZSquared * Math.sin(theta));
|
||||
return new Vector3f(x, y, z);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,19 @@
|
|||
package io.github.hydos.ginger.engine.particle;
|
||||
|
||||
public class ParticleTexture {
|
||||
|
||||
private int textureID;
|
||||
private int numberOfRows;
|
||||
public ParticleTexture(int textureID, int numberOfRows) {
|
||||
super();
|
||||
this.textureID = textureID;
|
||||
this.numberOfRows = numberOfRows;
|
||||
}
|
||||
public int getTextureID() {
|
||||
return textureID;
|
||||
}
|
||||
public int getNumberOfRows() {
|
||||
return numberOfRows;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,30 @@
|
|||
package io.github.hydos.ginger.engine.postProcessing;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL13;
|
||||
|
||||
public class ContrastChanger {
|
||||
|
||||
private ImageRenderer renderer;
|
||||
private ContrastShader shader;
|
||||
|
||||
public ContrastChanger() {
|
||||
shader = new ContrastShader();
|
||||
renderer = new ImageRenderer();
|
||||
}
|
||||
|
||||
public void render(int texture) {
|
||||
shader.start();
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE0);
|
||||
System.out.println(texture);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, texture);
|
||||
renderer.renderQuad();
|
||||
shader.stop();
|
||||
}
|
||||
|
||||
public void cleanUp() {
|
||||
renderer.cleanUp();
|
||||
shader.cleanUp();
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,23 @@
|
|||
package io.github.hydos.ginger.engine.postProcessing;
|
||||
|
||||
import io.github.hydos.ginger.engine.renderEngine.shaders.ShaderProgram;
|
||||
|
||||
public class ContrastShader extends ShaderProgram {
|
||||
|
||||
private static final String VERTEX_FILE = "contrastVertex.glsl";
|
||||
private static final String FRAGMENT_FILE = "contrastFragment.glsl";
|
||||
|
||||
public ContrastShader() {
|
||||
super(VERTEX_FILE, FRAGMENT_FILE);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void getAllUniformLocations() {
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void bindAttributes() {
|
||||
super.bindAttribute(0, "position");
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,175 @@
|
|||
|
||||
package io.github.hydos.ginger.engine.postProcessing;
|
||||
|
||||
import java.nio.ByteBuffer;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL12;
|
||||
import org.lwjgl.opengl.GL14;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
|
||||
public class Fbo {
|
||||
|
||||
public static final int NONE = 0;
|
||||
public static final int DEPTH_TEXTURE = 1;
|
||||
public static final int DEPTH_RENDER_BUFFER = 2;
|
||||
|
||||
private final int width;
|
||||
private final int height;
|
||||
|
||||
private int frameBuffer;
|
||||
|
||||
private int colourTexture;
|
||||
private int depthTexture;
|
||||
|
||||
private int depthBuffer;
|
||||
private int colourBuffer;
|
||||
|
||||
/**
|
||||
* Creates an FBO of a specified width and height, with the desired type of
|
||||
* depth buffer attachment.
|
||||
*
|
||||
* @param width
|
||||
* - the width of the FBO.
|
||||
* @param height
|
||||
* - the height of the FBO.
|
||||
* @param depthBufferType
|
||||
* - an int indicating the type of depth buffer attachment that
|
||||
* this FBO should use.
|
||||
*/
|
||||
public Fbo(int width, int height, int depthBufferType) {
|
||||
this.width = width;
|
||||
this.height = height;
|
||||
initialiseFrameBuffer(depthBufferType);
|
||||
}
|
||||
|
||||
/**
|
||||
* Deletes the frame buffer and its attachments when the game closes.
|
||||
*/
|
||||
public void cleanUp() {
|
||||
GL30.glDeleteFramebuffers(frameBuffer);
|
||||
GL11.glDeleteTextures(colourTexture);
|
||||
GL11.glDeleteTextures(depthTexture);
|
||||
GL30.glDeleteRenderbuffers(depthBuffer);
|
||||
GL30.glDeleteRenderbuffers(colourBuffer);
|
||||
}
|
||||
|
||||
/**
|
||||
* Binds the frame buffer, setting it as the current render target. Anything
|
||||
* rendered after this will be rendered to this FBO, and not to the screen.
|
||||
*/
|
||||
public void bindFrameBuffer() {
|
||||
GL30.glBindFramebuffer(GL30.GL_DRAW_FRAMEBUFFER, frameBuffer);
|
||||
GL11.glViewport(0, 0, width, height);
|
||||
}
|
||||
|
||||
/**
|
||||
* Unbinds the frame buffer, setting the default frame buffer as the current
|
||||
* render target. Anything rendered after this will be rendered to the
|
||||
* screen, and not this FBO.
|
||||
*/
|
||||
public void unbindFrameBuffer() {
|
||||
GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, 0);
|
||||
GL11.glViewport(0, 0, Window.width, Window.height);
|
||||
}
|
||||
|
||||
/**
|
||||
* Binds the current FBO to be read from (not used in tutorial 43).
|
||||
*/
|
||||
public void bindToRead() {
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
|
||||
GL30.glBindFramebuffer(GL30.GL_READ_FRAMEBUFFER, frameBuffer);
|
||||
GL11.glReadBuffer(GL30.GL_COLOR_ATTACHMENT0);
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The ID of the texture containing the colour buffer of the FBO.
|
||||
*/
|
||||
public int getColourTexture() {
|
||||
return colourTexture;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The texture containing the FBOs depth buffer.
|
||||
*/
|
||||
public int getDepthTexture() {
|
||||
return depthTexture;
|
||||
}
|
||||
|
||||
/**
|
||||
* Creates the FBO along with a colour buffer texture attachment, and
|
||||
* possibly a depth buffer.
|
||||
*
|
||||
* @param type
|
||||
* - the type of depth buffer attachment to be attached to the
|
||||
* FBO.
|
||||
*/
|
||||
private void initialiseFrameBuffer(int type) {
|
||||
createFrameBuffer();
|
||||
createTextureAttachment();
|
||||
if (type == DEPTH_RENDER_BUFFER) {
|
||||
createDepthBufferAttachment();
|
||||
} else if (type == DEPTH_TEXTURE) {
|
||||
createDepthTextureAttachment();
|
||||
}
|
||||
unbindFrameBuffer();
|
||||
}
|
||||
|
||||
/**
|
||||
* Creates a new frame buffer object and sets the buffer to which drawing
|
||||
* will occur - colour attachment 0. This is the attachment where the colour
|
||||
* buffer texture is.
|
||||
*
|
||||
*/
|
||||
private void createFrameBuffer() {
|
||||
frameBuffer = GL30.glGenFramebuffers();
|
||||
GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, frameBuffer);
|
||||
GL11.glDrawBuffer(GL30.GL_COLOR_ATTACHMENT0);
|
||||
}
|
||||
|
||||
/**
|
||||
* Creates a texture and sets it as the colour buffer attachment for this
|
||||
* FBO.
|
||||
*/
|
||||
private void createTextureAttachment() {
|
||||
colourTexture = GL11.glGenTextures();
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, colourTexture);
|
||||
GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA8, width, height, 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE,
|
||||
(ByteBuffer) null);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);
|
||||
GL30.glFramebufferTexture2D(GL30.GL_FRAMEBUFFER, GL30.GL_COLOR_ATTACHMENT0, GL11.GL_TEXTURE_2D, colourTexture,
|
||||
0);
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds a depth buffer to the FBO in the form of a texture, which can later
|
||||
* be sampled.
|
||||
*/
|
||||
private void createDepthTextureAttachment() {
|
||||
depthTexture = GL11.glGenTextures();
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, depthTexture);
|
||||
GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL14.GL_DEPTH_COMPONENT24, width, height, 0, GL11.GL_DEPTH_COMPONENT,
|
||||
GL11.GL_FLOAT, (ByteBuffer) null);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
|
||||
GL30.glFramebufferTexture2D(GL30.GL_FRAMEBUFFER, GL30.GL_DEPTH_ATTACHMENT, GL11.GL_TEXTURE_2D, depthTexture, 0);
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds a depth buffer to the FBO in the form of a render buffer. This can't
|
||||
* be used for sampling in the shaders.
|
||||
*/
|
||||
private void createDepthBufferAttachment() {
|
||||
depthBuffer = GL30.glGenRenderbuffers();
|
||||
GL30.glBindRenderbuffer(GL30.GL_RENDERBUFFER, depthBuffer);
|
||||
GL30.glRenderbufferStorage(GL30.GL_RENDERBUFFER, GL14.GL_DEPTH_COMPONENT24, width, height);
|
||||
GL30.glFramebufferRenderbuffer(GL30.GL_FRAMEBUFFER, GL30.GL_DEPTH_ATTACHMENT, GL30.GL_RENDERBUFFER,
|
||||
depthBuffer);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,36 @@
|
|||
package io.github.hydos.ginger.engine.postProcessing;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
|
||||
public class ImageRenderer {
|
||||
|
||||
private Fbo fbo;
|
||||
|
||||
protected ImageRenderer(int width, int height) {
|
||||
this.fbo = new Fbo(width, height, Fbo.NONE);
|
||||
}
|
||||
|
||||
protected ImageRenderer() {}
|
||||
|
||||
protected void renderQuad() {
|
||||
if (fbo != null) {
|
||||
fbo.bindFrameBuffer();
|
||||
}
|
||||
GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);
|
||||
GL11.glDrawArrays(GL11.GL_TRIANGLE_STRIP, 0, 4);
|
||||
if (fbo != null) {
|
||||
fbo.unbindFrameBuffer();
|
||||
}
|
||||
}
|
||||
|
||||
protected int getOutputTexture() {
|
||||
return fbo.getColourTexture();
|
||||
}
|
||||
|
||||
protected void cleanUp() {
|
||||
if (fbo != null) {
|
||||
fbo.cleanUp();
|
||||
}
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,44 @@
|
|||
package io.github.hydos.ginger.engine.postProcessing;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL20;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.RawModel;
|
||||
import io.github.hydos.ginger.engine.utils.Loader;
|
||||
|
||||
public class PostProcessing {
|
||||
|
||||
private static final float[] POSITIONS = { -1, 1, -1, -1, 1, 1, 1, -1 };
|
||||
private static RawModel quad;
|
||||
private static ContrastChanger contrastChanger;
|
||||
|
||||
public static void init(){
|
||||
quad = Loader.loadToVAO(POSITIONS, 2);
|
||||
contrastChanger = new ContrastChanger();
|
||||
}
|
||||
|
||||
public static void doPostProcessing(int colourTexture){
|
||||
start();
|
||||
contrastChanger.render(colourTexture);
|
||||
end();
|
||||
}
|
||||
|
||||
public static void cleanUp(){
|
||||
contrastChanger.cleanUp();
|
||||
}
|
||||
|
||||
private static void start(){
|
||||
GL30.glBindVertexArray(quad.getVaoID());
|
||||
GL20.glEnableVertexAttribArray(0);
|
||||
GL11.glDisable(GL11.GL_DEPTH_TEST);
|
||||
}
|
||||
|
||||
private static void end(){
|
||||
GL11.glEnable(GL11.GL_DEPTH_TEST);
|
||||
GL20.glDisableVertexAttribArray(0);
|
||||
GL30.glBindVertexArray(0);
|
||||
}
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,204 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.HashMap;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL13;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.elements.GuiTexture;
|
||||
import io.github.hydos.ginger.engine.elements.objects.Entity;
|
||||
import io.github.hydos.ginger.engine.elements.objects.Light;
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector4f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.TexturedModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.renderers.EntityRenderer;
|
||||
import io.github.hydos.ginger.engine.renderEngine.renderers.GuiRenderer;
|
||||
import io.github.hydos.ginger.engine.renderEngine.renderers.NormalMappingRenderer;
|
||||
import io.github.hydos.ginger.engine.renderEngine.renderers.SkyboxRenderer;
|
||||
import io.github.hydos.ginger.engine.renderEngine.renderers.TerrainRenderer;
|
||||
import io.github.hydos.ginger.engine.renderEngine.shaders.GuiShader;
|
||||
import io.github.hydos.ginger.engine.renderEngine.shaders.StaticShader;
|
||||
import io.github.hydos.ginger.engine.renderEngine.shaders.TerrainShader;
|
||||
import io.github.hydos.ginger.engine.shadow.ShadowMapMasterRenderer;
|
||||
import io.github.hydos.ginger.engine.terrain.Terrain;
|
||||
|
||||
public class MasterRenderer {
|
||||
|
||||
private StaticShader entityShader;
|
||||
private EntityRenderer entityRenderer;
|
||||
|
||||
private TerrainShader terrainShader;
|
||||
private TerrainRenderer terrainRenderer;
|
||||
|
||||
private GuiShader guiShader;
|
||||
private GuiRenderer guiRenderer;
|
||||
|
||||
private SkyboxRenderer skyboxRenderer;
|
||||
|
||||
private NormalMappingRenderer normalRenderer;
|
||||
|
||||
private Matrix4f projectionMatrix;
|
||||
|
||||
private ShadowMapMasterRenderer shadowMapRenderer;
|
||||
|
||||
private Map<TexturedModel, List<Entity>> entities = new HashMap<TexturedModel, List<Entity>>();
|
||||
private Map<TexturedModel, List<Entity>> normalMapEntities = new HashMap<TexturedModel, List<Entity>>();
|
||||
|
||||
public static final float FOV = 70f;
|
||||
public static final float NEAR_PLANE = 0.1f;
|
||||
private static final float FAR_PLANE = 1000f;
|
||||
|
||||
public MasterRenderer(ThirdPersonCamera camera) {
|
||||
createProjectionMatrix();
|
||||
entityShader = new StaticShader();
|
||||
entityRenderer = new EntityRenderer(entityShader, projectionMatrix);
|
||||
|
||||
skyboxRenderer = new SkyboxRenderer(projectionMatrix);
|
||||
|
||||
guiShader = new GuiShader();
|
||||
guiRenderer = new GuiRenderer(guiShader);
|
||||
|
||||
normalRenderer = new NormalMappingRenderer(projectionMatrix);
|
||||
|
||||
terrainShader = new TerrainShader();
|
||||
terrainRenderer = new TerrainRenderer(terrainShader, projectionMatrix);
|
||||
|
||||
shadowMapRenderer = new ShadowMapMasterRenderer(camera);
|
||||
|
||||
}
|
||||
|
||||
public static void enableCulling() {
|
||||
GL11.glEnable(GL11.GL_CULL_FACE);
|
||||
GL11.glCullFace(GL11.GL_BACK);
|
||||
}
|
||||
|
||||
public static void disableCulling() {
|
||||
GL11.glDisable(GL11.GL_CULL_FACE);
|
||||
}
|
||||
|
||||
public void prepare() {
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE5);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, shadowMapRenderer.getShadowMap());
|
||||
}
|
||||
|
||||
public void renderScene(List<Entity> entities, List<Entity> normalEntities, List<Terrain> terrains, List<Light> lights, ThirdPersonCamera camera, Vector4f clipPlane) {
|
||||
prepare();
|
||||
renderEntities(entities, camera, lights);
|
||||
renderNormalEntities(normalEntities, lights, camera, clipPlane);
|
||||
renderTerrains(terrains, lights, camera);
|
||||
|
||||
skyboxRenderer.render(camera);
|
||||
|
||||
}
|
||||
|
||||
private void renderNormalEntities(List<Entity> normalEntities, List<Light> lights, ThirdPersonCamera camera, Vector4f clipPlane) {
|
||||
for(Entity entity: normalEntities) {
|
||||
processEntityWithNormal(entity);
|
||||
}
|
||||
normalRenderer.render(normalMapEntities, clipPlane, lights, camera);
|
||||
}
|
||||
|
||||
public void renderGuis(List<GuiTexture> guis) {
|
||||
guiRenderer.render(guis);
|
||||
}
|
||||
|
||||
private void renderTerrains(List<Terrain> terrains, List<Light> lights, ThirdPersonCamera camera) {
|
||||
terrainShader.start();
|
||||
terrainShader.loadSkyColour(Window.getColour());
|
||||
terrainShader.loadLights(lights);
|
||||
terrainShader.loadViewMatrix(camera);
|
||||
terrainRenderer.render(terrains, shadowMapRenderer.getToShadowMapSpaceMatrix());
|
||||
terrainShader.stop();
|
||||
}
|
||||
|
||||
private void renderEntities(List<Entity> entities, ThirdPersonCamera camera, List<Light> lights) {
|
||||
for(Entity entity: entities) {
|
||||
processEntity(entity);
|
||||
}
|
||||
entityRenderer.prepare();
|
||||
entityShader.start();
|
||||
entityShader.loadSkyColour(Window.getColour());
|
||||
entityShader.loadLights(lights);
|
||||
entityShader.loadViewMatrix(camera);
|
||||
entityRenderer.render(this.entities);
|
||||
entityShader.stop();
|
||||
this.entities.clear();
|
||||
}
|
||||
|
||||
private void processEntity(Entity entity) {
|
||||
TexturedModel entityModel = entity.getModel();
|
||||
List<Entity> batch = entities.get(entityModel);
|
||||
if(batch!=null) {
|
||||
batch.add(entity);
|
||||
}else {
|
||||
List<Entity> newBatch = new ArrayList<Entity>();
|
||||
newBatch.add(entity);
|
||||
entities.put(entityModel, newBatch);
|
||||
}
|
||||
}
|
||||
|
||||
private void processEntityWithNormal(Entity entity) {
|
||||
TexturedModel entityModel = entity.getModel();
|
||||
List<Entity> batch = normalMapEntities.get(entityModel);
|
||||
if(batch!=null) {
|
||||
batch.add(entity);
|
||||
}else {
|
||||
List<Entity> newBatch = new ArrayList<Entity>();
|
||||
newBatch.add(entity);
|
||||
normalMapEntities.put(entityModel, newBatch);
|
||||
}
|
||||
}
|
||||
|
||||
public void renderShadowMap(List<Entity> entityList, Light sun) {
|
||||
for(Entity entity : entityList) {
|
||||
processEntity(entity);
|
||||
}
|
||||
shadowMapRenderer.render(entities, sun);
|
||||
entities.clear();
|
||||
}
|
||||
|
||||
public int getShadowMapTexture() {
|
||||
return shadowMapRenderer.getShadowMap();
|
||||
}
|
||||
|
||||
public void cleanUp() {
|
||||
entityShader.cleanUp();
|
||||
terrainShader.cleanUp();
|
||||
guiRenderer.cleanUp();
|
||||
shadowMapRenderer.cleanUp();
|
||||
normalRenderer.cleanUp();
|
||||
|
||||
}
|
||||
|
||||
public Matrix4f getProjectionMatrix() {
|
||||
return this.projectionMatrix;
|
||||
}
|
||||
|
||||
private void createProjectionMatrix(){
|
||||
projectionMatrix = new Matrix4f();
|
||||
float aspectRatio = (float) Window.width / (float) Window.height;
|
||||
float y_scale = (float) ((1f / Math.tan(Math.toRadians(FOV / 2f))));
|
||||
float x_scale = y_scale / aspectRatio;
|
||||
float frustum_length = FAR_PLANE - NEAR_PLANE;
|
||||
|
||||
projectionMatrix.m00 = x_scale;
|
||||
projectionMatrix.m11 = y_scale;
|
||||
projectionMatrix.m22 = -((FAR_PLANE + NEAR_PLANE) / frustum_length);
|
||||
projectionMatrix.m23 = -1;
|
||||
projectionMatrix.m32 = -((2 * NEAR_PLANE * FAR_PLANE) / frustum_length);
|
||||
projectionMatrix.m33 = 0;
|
||||
}
|
||||
|
||||
public void renderGui(GuiTexture guiTexture) {
|
||||
if(guiTexture == null) return;
|
||||
if(guiTexture.getTexture() == 0) return;
|
||||
List<GuiTexture> texture = new ArrayList<GuiTexture>();
|
||||
texture.add(guiTexture);
|
||||
guiRenderer.render(texture);
|
||||
}
|
||||
}
|
|
@ -0,0 +1,26 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.models;
|
||||
|
||||
public class RawModel {
|
||||
|
||||
private int vaoID;
|
||||
private int vertexCount;
|
||||
|
||||
public RawModel(int vaoID, int vertexCount) {
|
||||
this.vaoID = vaoID;
|
||||
this.vertexCount = vertexCount;
|
||||
}
|
||||
|
||||
public int getVaoID() {
|
||||
return vaoID;
|
||||
}
|
||||
|
||||
public int getVertexCount() {
|
||||
return vertexCount;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,27 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.models;
|
||||
|
||||
import io.github.hydos.ginger.engine.renderEngine.texture.ModelTexture;
|
||||
|
||||
public class TexturedModel {
|
||||
|
||||
private RawModel rawModel;
|
||||
private ModelTexture texture;
|
||||
|
||||
public TexturedModel(RawModel model, ModelTexture texture) {
|
||||
this.rawModel = model;
|
||||
this.texture = texture;
|
||||
|
||||
|
||||
}
|
||||
|
||||
public RawModel getRawModel() {
|
||||
return rawModel;
|
||||
}
|
||||
|
||||
public ModelTexture getTexture() {
|
||||
return texture;
|
||||
}
|
||||
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,78 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.renderers;
|
||||
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL13;
|
||||
import org.lwjgl.opengl.GL20;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
|
||||
import io.github.hydos.ginger.engine.elements.objects.Entity;
|
||||
import io.github.hydos.ginger.engine.mathEngine.Maths;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.MasterRenderer;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.RawModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.TexturedModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.shaders.StaticShader;
|
||||
import io.github.hydos.ginger.engine.renderEngine.texture.ModelTexture;
|
||||
|
||||
public class EntityRenderer {
|
||||
|
||||
private StaticShader shader;
|
||||
|
||||
public EntityRenderer(StaticShader shader, Matrix4f projectionMatrix) {
|
||||
this.shader = shader;
|
||||
shader.start();
|
||||
shader.loadProjectionMatrix(projectionMatrix);
|
||||
shader.stop();
|
||||
}
|
||||
|
||||
public void render(Map<TexturedModel,List<Entity>> entities) {
|
||||
for(TexturedModel model: entities.keySet()) {
|
||||
prepareTexturedModel(model);
|
||||
List<Entity> batch = entities.get(model);
|
||||
for(Entity entity:batch) {
|
||||
prepareInstance(entity);
|
||||
GL11.glDrawElements(GL11.GL_TRIANGLES, model.getRawModel().getVertexCount(), GL11.GL_UNSIGNED_INT, 0);
|
||||
}
|
||||
unbindTexturedModel();
|
||||
}
|
||||
}
|
||||
|
||||
private void prepareTexturedModel(TexturedModel model) {
|
||||
RawModel rawModel = model.getRawModel();
|
||||
GL30.glBindVertexArray(rawModel.getVaoID());
|
||||
GL20.glEnableVertexAttribArray(0);
|
||||
GL20.glEnableVertexAttribArray(1);
|
||||
GL20.glEnableVertexAttribArray(2);
|
||||
ModelTexture texture = model.getTexture();
|
||||
if(texture.isTransparent()) {
|
||||
MasterRenderer.disableCulling();
|
||||
}else {
|
||||
MasterRenderer.enableCulling();
|
||||
}
|
||||
shader.loadFakeLightingVariable(texture.isUseFakeLighting());
|
||||
shader.loadShine(texture.getShineDamper(), texture.getReflectivity());
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE0);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, model.getTexture().getTextureID());
|
||||
}
|
||||
|
||||
private void unbindTexturedModel() {
|
||||
GL20.glDisableVertexAttribArray(0);
|
||||
GL20.glDisableVertexAttribArray(1);
|
||||
GL20.glDisableVertexAttribArray(2);
|
||||
GL30.glBindVertexArray(0);
|
||||
}
|
||||
|
||||
private void prepareInstance(Entity entity) {
|
||||
Matrix4f transformationMatrix = Maths.createTransformationMatrix(entity.getPosition(), entity.getRotX(), entity.getRotY(), entity.getRotZ(), entity.getScale());
|
||||
shader.loadTransformationMatrix(transformationMatrix);
|
||||
|
||||
}
|
||||
|
||||
public void prepare() {
|
||||
GL11.glEnable(GL11.GL_DEPTH_TEST);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,67 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.renderers;
|
||||
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL13;
|
||||
import org.lwjgl.opengl.GL14;
|
||||
import org.lwjgl.opengl.GL20;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
|
||||
import io.github.hydos.ginger.engine.font.FontType;
|
||||
import io.github.hydos.ginger.engine.font.GUIText;
|
||||
import io.github.hydos.ginger.engine.renderEngine.shaders.FontShader;
|
||||
|
||||
public class FontRenderer {
|
||||
|
||||
private FontShader shader;
|
||||
|
||||
public FontRenderer() {
|
||||
shader = new FontShader();
|
||||
}
|
||||
|
||||
public void render(Map<FontType, List<GUIText>> texts) {
|
||||
prepare();
|
||||
for(FontType font : texts.keySet()) {
|
||||
GL14.glActiveTexture(GL13.GL_TEXTURE0);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, font.getTextureAtlas());
|
||||
for(GUIText text : texts.get(font)) {
|
||||
renderText(text);
|
||||
}
|
||||
}
|
||||
endRendering();
|
||||
}
|
||||
|
||||
public void cleanUp(){
|
||||
shader.cleanUp();
|
||||
}
|
||||
|
||||
private void prepare(){
|
||||
GL11.glEnable(GL11.GL_BLEND);
|
||||
GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
|
||||
GL11.glDisable(GL11.GL_DEPTH_TEST);
|
||||
shader.start();
|
||||
}
|
||||
|
||||
private void renderText(GUIText text){
|
||||
GL30.glBindVertexArray(text.getMesh());
|
||||
GL20.glEnableVertexAttribArray(0);
|
||||
GL20.glEnableVertexAttribArray(1);
|
||||
shader.loadColour(text.getColour());
|
||||
shader.loadTranslation(text.getPosition());
|
||||
shader.loadText(text);
|
||||
GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, text.getVertexCount());
|
||||
GL30.glBindVertexArray(0);
|
||||
GL20.glDisableVertexAttribArray(0);
|
||||
GL20.glDisableVertexAttribArray(1);
|
||||
}
|
||||
|
||||
private void endRendering(){
|
||||
shader.stop();
|
||||
GL11.glEnable(GL11.GL_DEPTH_TEST);
|
||||
GL11.glDisable(GL11.GL_BLEND);
|
||||
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,55 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.renderers;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL13;
|
||||
import org.lwjgl.opengl.GL20;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
|
||||
import io.github.hydos.ginger.engine.elements.GuiTexture;
|
||||
import io.github.hydos.ginger.engine.mathEngine.Maths;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.RawModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.shaders.GuiShader;
|
||||
import io.github.hydos.ginger.engine.utils.Loader;
|
||||
|
||||
public class GuiRenderer {
|
||||
|
||||
private final RawModel quad;
|
||||
|
||||
private GuiShader shader;
|
||||
|
||||
public GuiRenderer(GuiShader shader) {
|
||||
this.shader = shader;
|
||||
float[] positions = {-1, 1, -1, -1, 1, 1, 1, -1};
|
||||
quad = Loader.loadToVAO(positions, 2);
|
||||
|
||||
}
|
||||
|
||||
public void render(List<GuiTexture> guis) {
|
||||
shader.start();
|
||||
GL30.glBindVertexArray(quad.getVaoID());
|
||||
GL20.glEnableVertexAttribArray(0);
|
||||
GL11.glEnable(GL11.GL_BLEND);
|
||||
GL11.glDisable(GL11.GL_DEPTH_TEST);
|
||||
GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
|
||||
for(GuiTexture gui: guis) {
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE0);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, gui.getTexture());
|
||||
Matrix4f matrix = Maths.createTransformationMatrix(gui.getPosition(), gui.getScale());
|
||||
shader.loadTransformation(matrix);
|
||||
GL11.glDrawArrays(GL11.GL_TRIANGLE_STRIP, 0, quad.getVertexCount());
|
||||
}
|
||||
GL11.glDisable(GL11.GL_BLEND);
|
||||
GL11.glEnable(GL11.GL_DEPTH_TEST);
|
||||
GL20.glDisableVertexAttribArray(0);
|
||||
GL30.glBindVertexArray(0);
|
||||
shader.stop();
|
||||
}
|
||||
|
||||
public void cleanUp() {
|
||||
shader.cleanUp();
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,100 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.renderers;
|
||||
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL13;
|
||||
import org.lwjgl.opengl.GL20;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.elements.objects.Entity;
|
||||
import io.github.hydos.ginger.engine.elements.objects.Light;
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
import io.github.hydos.ginger.engine.mathEngine.Maths;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector4f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.MasterRenderer;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.RawModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.TexturedModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.shaders.NormalMappingShader;
|
||||
import io.github.hydos.ginger.engine.renderEngine.texture.ModelTexture;
|
||||
|
||||
public class NormalMappingRenderer {
|
||||
|
||||
private NormalMappingShader shader;
|
||||
|
||||
public NormalMappingRenderer(Matrix4f projectionMatrix) {
|
||||
this.shader = new NormalMappingShader();
|
||||
shader.start();
|
||||
shader.loadProjectionMatrix(projectionMatrix);
|
||||
shader.connectTextureUnits();
|
||||
shader.stop();
|
||||
}
|
||||
|
||||
public void render(Map<TexturedModel, List<Entity>> entities, Vector4f clipPlane, List<Light> lights, ThirdPersonCamera camera) {
|
||||
shader.start();
|
||||
prepare(clipPlane, lights, camera);
|
||||
for (TexturedModel model : entities.keySet()) {
|
||||
prepareTexturedModel(model);
|
||||
List<Entity> batch = entities.get(model);
|
||||
for (Entity entity : batch) {
|
||||
prepareInstance(entity);
|
||||
GL11.glDrawElements(GL11.GL_TRIANGLES, model.getRawModel().getVertexCount(), GL11.GL_UNSIGNED_INT, 0);
|
||||
}
|
||||
unbindTexturedModel();
|
||||
}
|
||||
shader.stop();
|
||||
entities.clear();
|
||||
}
|
||||
|
||||
public void cleanUp(){
|
||||
shader.cleanUp();
|
||||
}
|
||||
|
||||
private void prepareTexturedModel(TexturedModel model) {
|
||||
RawModel rawModel = model.getRawModel();
|
||||
GL30.glBindVertexArray(rawModel.getVaoID());
|
||||
GL20.glEnableVertexAttribArray(0);
|
||||
GL20.glEnableVertexAttribArray(1);
|
||||
GL20.glEnableVertexAttribArray(2);
|
||||
GL20.glEnableVertexAttribArray(3);
|
||||
ModelTexture texture = model.getTexture();
|
||||
if (texture.isTransparent()) {
|
||||
MasterRenderer.disableCulling();
|
||||
}
|
||||
shader.loadShineVariables(texture.getShineDamper(), texture.getReflectivity());
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE0);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, model.getTexture().getTextureID());
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE1);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, model.getTexture().getNormalMap());
|
||||
}
|
||||
|
||||
private void unbindTexturedModel() {
|
||||
MasterRenderer.enableCulling();
|
||||
GL20.glDisableVertexAttribArray(0);
|
||||
GL20.glDisableVertexAttribArray(1);
|
||||
GL20.glDisableVertexAttribArray(2);
|
||||
GL20.glDisableVertexAttribArray(3);
|
||||
GL30.glBindVertexArray(0);
|
||||
}
|
||||
|
||||
private void prepareInstance(Entity entity) {
|
||||
Matrix4f transformationMatrix = Maths.createTransformationMatrix(entity.getPosition(), entity.getRotX(),
|
||||
entity.getRotY(), entity.getRotZ(), entity.getScale());
|
||||
shader.loadTransformationMatrix(transformationMatrix);
|
||||
shader.loadOffset(0, 0);
|
||||
}
|
||||
|
||||
private void prepare(Vector4f clipPlane, List<Light> lights, ThirdPersonCamera camera) {
|
||||
shader.loadClipPlane(clipPlane);
|
||||
//need to be public variables in MasterRenderer
|
||||
shader.loadSkyColour(Window.getColour());
|
||||
Matrix4f viewMatrix = Maths.createViewMatrix(camera);
|
||||
|
||||
shader.loadLights(lights, viewMatrix);
|
||||
shader.loadViewMatrix(viewMatrix);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,158 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.renderers;
|
||||
|
||||
import java.nio.FloatBuffer;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
|
||||
import org.lwjgl.BufferUtils;
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL13;
|
||||
import org.lwjgl.opengl.GL20;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
import org.lwjgl.opengl.GL31;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.mathEngine.Maths;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.particle.Particle;
|
||||
import io.github.hydos.ginger.engine.particle.ParticleTexture;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.RawModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.shaders.ParticleShader;
|
||||
import io.github.hydos.ginger.engine.utils.Loader;
|
||||
|
||||
public class ParticleRenderer {
|
||||
|
||||
private static final float[] VERTICES = {-0.5f, 0.5f, -0.5f, -0.5f, 0.5f, 0.5f, 0.5f, -0.5f};
|
||||
private static final int MAX_INSTANCES = 10000;
|
||||
private static final int INSTANCE_DATA_LENGTH = 21;
|
||||
|
||||
private static final FloatBuffer buffer = BufferUtils.createFloatBuffer(MAX_INSTANCES * INSTANCE_DATA_LENGTH);
|
||||
|
||||
private RawModel quad;
|
||||
private ParticleShader shader;
|
||||
|
||||
private int vbo;
|
||||
private int pointer;
|
||||
|
||||
public ParticleRenderer(Matrix4f projectionMatrix){
|
||||
quad = Loader.loadToVAO(VERTICES, 2);
|
||||
this.vbo = Loader.createEmptyVbo(INSTANCE_DATA_LENGTH * MAX_INSTANCES);
|
||||
Loader.addInstancedAttribute(quad.getVaoID(), vbo, 1, 4, INSTANCE_DATA_LENGTH, 0);
|
||||
Loader.addInstancedAttribute(quad.getVaoID(), vbo, 2, 4, INSTANCE_DATA_LENGTH, 4);
|
||||
Loader.addInstancedAttribute(quad.getVaoID(), vbo, 3, 4, INSTANCE_DATA_LENGTH, 8);
|
||||
Loader.addInstancedAttribute(quad.getVaoID(), vbo, 4, 4, INSTANCE_DATA_LENGTH, 12);
|
||||
Loader.addInstancedAttribute(quad.getVaoID(), vbo, 5, 4, INSTANCE_DATA_LENGTH, 16);
|
||||
Loader.addInstancedAttribute(quad.getVaoID(), vbo, 6, 1, INSTANCE_DATA_LENGTH, 20);
|
||||
shader = new ParticleShader();
|
||||
shader.start();
|
||||
shader.loadProjectionMatrix(projectionMatrix);
|
||||
shader.stop();
|
||||
}
|
||||
|
||||
public void render(Map<ParticleTexture, List<Particle>> particles, ThirdPersonCamera camera){
|
||||
Matrix4f viewMatrix = Maths.createViewMatrix(camera);
|
||||
prepare();
|
||||
for(ParticleTexture texture : particles.keySet()) {
|
||||
bindTexture(texture);
|
||||
List<Particle> particleList = particles.get(texture);
|
||||
pointer = 0;
|
||||
float[] vboData = new float[particleList.size() * INSTANCE_DATA_LENGTH];
|
||||
for(Particle particle : particleList) {
|
||||
updateModelViewMatrix(particle.getPosition(), particle.getRotation(), particle.getScale().x, viewMatrix, vboData);
|
||||
updateTexCoordInfo(particle, vboData);
|
||||
}
|
||||
Loader.updateVbo(vbo, vboData, buffer);
|
||||
GL31.glDrawArraysInstanced(GL11.GL_TRIANGLE_STRIP, 0, quad.getVertexCount(), particleList.size());
|
||||
}
|
||||
|
||||
finishRendering();
|
||||
}
|
||||
|
||||
|
||||
public void cleanUp(){
|
||||
shader.cleanUp();
|
||||
}
|
||||
|
||||
private void updateTexCoordInfo(Particle particle, float[] data) {
|
||||
data[pointer++] = particle.getTexOffset1().x;
|
||||
data[pointer++] = particle.getTexOffset1().y;
|
||||
data[pointer++] = particle.getTexOffset2().x;
|
||||
data[pointer++] = particle.getTexOffset2().y;
|
||||
data[pointer++] = particle.getBlend();
|
||||
|
||||
}
|
||||
|
||||
private void bindTexture(ParticleTexture texture) {
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE0);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, texture.getTextureID());
|
||||
shader.loadNumberOfRows(texture.getNumberOfRows());
|
||||
}
|
||||
|
||||
private void updateModelViewMatrix(Vector3f position, float rotation, float scale, Matrix4f viewMatrix, float[] vboData) {
|
||||
Matrix4f modelMatrix = new Matrix4f();
|
||||
Matrix4f.translate(position, modelMatrix, modelMatrix);
|
||||
modelMatrix.m00 = viewMatrix.m00;
|
||||
modelMatrix.m01 = viewMatrix.m10;
|
||||
modelMatrix.m02 = viewMatrix.m20;
|
||||
modelMatrix.m10 = viewMatrix.m01;
|
||||
modelMatrix.m11 = viewMatrix.m11;
|
||||
modelMatrix.m12 = viewMatrix.m21;
|
||||
modelMatrix.m20 = viewMatrix.m02;
|
||||
modelMatrix.m21 = viewMatrix.m12;
|
||||
modelMatrix.m22 = viewMatrix.m22;
|
||||
Matrix4f.rotate((float)Math.toRadians(rotation), new Vector3f(0,0,1), modelMatrix, modelMatrix);
|
||||
Matrix4f.scale(new Vector3f(scale,scale,scale), modelMatrix, modelMatrix);
|
||||
Matrix4f modelViewMatrix = Matrix4f.mul(viewMatrix, modelMatrix, null);
|
||||
storeMatrixData(modelViewMatrix, vboData);
|
||||
|
||||
}
|
||||
|
||||
private void storeMatrixData(Matrix4f matrix, float[] vboData) {
|
||||
vboData[pointer++] = matrix.m00;
|
||||
vboData[pointer++] = matrix.m01;
|
||||
vboData[pointer++] = matrix.m02;
|
||||
vboData[pointer++] = matrix.m03;
|
||||
vboData[pointer++] = matrix.m10;
|
||||
vboData[pointer++] = matrix.m11;
|
||||
vboData[pointer++] = matrix.m12;
|
||||
vboData[pointer++] = matrix.m13;
|
||||
vboData[pointer++] = matrix.m20;
|
||||
vboData[pointer++] = matrix.m21;
|
||||
vboData[pointer++] = matrix.m22;
|
||||
vboData[pointer++] = matrix.m23;
|
||||
vboData[pointer++] = matrix.m30;
|
||||
vboData[pointer++] = matrix.m31;
|
||||
vboData[pointer++] = matrix.m32;
|
||||
vboData[pointer++] = matrix.m33;
|
||||
}
|
||||
|
||||
private void prepare(){
|
||||
shader.start();
|
||||
GL30.glBindVertexArray(quad.getVaoID());
|
||||
GL20.glEnableVertexAttribArray(0);
|
||||
GL20.glEnableVertexAttribArray(1);
|
||||
GL20.glEnableVertexAttribArray(2);
|
||||
GL20.glEnableVertexAttribArray(3);
|
||||
GL20.glEnableVertexAttribArray(4);
|
||||
GL20.glEnableVertexAttribArray(5);
|
||||
GL20.glEnableVertexAttribArray(6);
|
||||
|
||||
GL11.glEnable(GL11.GL_BLEND);
|
||||
GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);//TODO: add all particle effects into 1 texture to fix overlapping
|
||||
}
|
||||
|
||||
private void finishRendering(){
|
||||
shader.stop();
|
||||
GL30.glBindVertexArray(0);
|
||||
GL11.glDisable(GL11.GL_BLEND);
|
||||
GL20.glDisableVertexAttribArray(0);
|
||||
GL20.glDisableVertexAttribArray(1);
|
||||
GL20.glDisableVertexAttribArray(2);
|
||||
GL20.glDisableVertexAttribArray(3);
|
||||
GL20.glDisableVertexAttribArray(4);
|
||||
GL20.glDisableVertexAttribArray(5);
|
||||
GL20.glDisableVertexAttribArray(6);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,95 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.renderers;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL13;
|
||||
import org.lwjgl.opengl.GL20;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.RawModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.shaders.SkyboxShader;
|
||||
import io.github.hydos.ginger.engine.utils.Loader;
|
||||
|
||||
public class SkyboxRenderer {
|
||||
|
||||
private static final float SIZE = 50f;
|
||||
|
||||
private static final float[] VERTICES = {
|
||||
-SIZE, SIZE, -SIZE,
|
||||
-SIZE, -SIZE, -SIZE,
|
||||
SIZE, -SIZE, -SIZE,
|
||||
SIZE, -SIZE, -SIZE,
|
||||
SIZE, SIZE, -SIZE,
|
||||
-SIZE, SIZE, -SIZE,
|
||||
|
||||
-SIZE, -SIZE, SIZE,
|
||||
-SIZE, -SIZE, -SIZE,
|
||||
-SIZE, SIZE, -SIZE,
|
||||
-SIZE, SIZE, -SIZE,
|
||||
-SIZE, SIZE, SIZE,
|
||||
-SIZE, -SIZE, SIZE,
|
||||
|
||||
SIZE, -SIZE, -SIZE,
|
||||
SIZE, -SIZE, SIZE,
|
||||
SIZE, SIZE, SIZE,
|
||||
SIZE, SIZE, SIZE,
|
||||
SIZE, SIZE, -SIZE,
|
||||
SIZE, -SIZE, -SIZE,
|
||||
|
||||
-SIZE, -SIZE, SIZE,
|
||||
-SIZE, SIZE, SIZE,
|
||||
SIZE, SIZE, SIZE,
|
||||
SIZE, SIZE, SIZE,
|
||||
SIZE, -SIZE, SIZE,
|
||||
-SIZE, -SIZE, SIZE,
|
||||
|
||||
-SIZE, SIZE, -SIZE,
|
||||
SIZE, SIZE, -SIZE,
|
||||
SIZE, SIZE, SIZE,
|
||||
SIZE, SIZE, SIZE,
|
||||
-SIZE, SIZE, SIZE,
|
||||
-SIZE, SIZE, -SIZE,
|
||||
|
||||
-SIZE, -SIZE, -SIZE,
|
||||
-SIZE, -SIZE, SIZE,
|
||||
SIZE, -SIZE, -SIZE,
|
||||
SIZE, -SIZE, -SIZE,
|
||||
-SIZE, -SIZE, SIZE,
|
||||
SIZE, -SIZE, SIZE
|
||||
};
|
||||
|
||||
private static String[] TEXTURE_FILES = {"right.png", "left.png", "up.png", "down.png", "back.png", "front.png"};
|
||||
|
||||
|
||||
private RawModel cube;
|
||||
private int texture;
|
||||
private SkyboxShader shader;
|
||||
|
||||
public SkyboxRenderer(Matrix4f projectionMatrix) {
|
||||
cube = Loader.loadToVAO(VERTICES, 3);
|
||||
texture = Loader.loadCubeMap(TEXTURE_FILES);
|
||||
shader = new SkyboxShader();
|
||||
shader.start();
|
||||
shader.loadProjectionMatrix(projectionMatrix);
|
||||
shader.stop();
|
||||
}
|
||||
|
||||
public void render(ThirdPersonCamera camera) {
|
||||
shader.start();
|
||||
shader.loadViewMatrix(camera);
|
||||
GL30.glBindVertexArray(cube.getVaoID());
|
||||
GL20.glEnableVertexAttribArray(0);
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE0);
|
||||
GL11.glBindTexture(GL13.GL_TEXTURE_CUBE_MAP, texture);
|
||||
GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, cube.getVertexCount());
|
||||
GL20.glDisableVertexAttribArray(0);
|
||||
GL30.glBindVertexArray(0);
|
||||
shader.stop();
|
||||
}
|
||||
|
||||
public void cleanUp() {
|
||||
shader.cleanUp();
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,87 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.renderers;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL13;
|
||||
import org.lwjgl.opengl.GL20;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.Maths;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.RawModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.shaders.TerrainShader;
|
||||
import io.github.hydos.ginger.engine.terrain.Terrain;
|
||||
import io.github.hydos.ginger.engine.terrain.TerrainTexture;
|
||||
import io.github.hydos.ginger.engine.terrain.TerrainTexturePack;
|
||||
|
||||
public class TerrainRenderer {
|
||||
|
||||
private TerrainShader shader;
|
||||
|
||||
public TerrainRenderer(TerrainShader shader, Matrix4f projectionMatrix) {
|
||||
this.shader = shader;
|
||||
shader.start();
|
||||
shader.loadProjectionMatrix(projectionMatrix);
|
||||
shader.connectTextureUnits();
|
||||
shader.stop();
|
||||
}
|
||||
|
||||
public void render(List<Terrain> terrains, Matrix4f toShadowSpace) {
|
||||
shader.loadToShadowMapSpace(toShadowSpace);
|
||||
for(Terrain t : terrains) {
|
||||
prepareTerrain(t);
|
||||
loadModelMatrix(t);
|
||||
GL11.glDrawElements(GL11.GL_TRIANGLES, t.getModel().getVertexCount(), GL11.GL_UNSIGNED_INT, 0);
|
||||
unbindTerrain();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
private void prepareTerrain(Terrain terrain) {
|
||||
RawModel rawModel = terrain.getModel();
|
||||
GL30.glBindVertexArray(rawModel.getVaoID());
|
||||
GL20.glEnableVertexAttribArray(0);
|
||||
GL20.glEnableVertexAttribArray(1);
|
||||
GL20.glEnableVertexAttribArray(2);
|
||||
bindTextures(terrain);
|
||||
shader.loadShine(1, 0);
|
||||
|
||||
}
|
||||
|
||||
private void bindTextures(Terrain terrain) {
|
||||
TerrainTexturePack texturePack = terrain.getTexturePack();
|
||||
TerrainTexture blendMap = terrain.getBlendMap();
|
||||
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE0);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, texturePack.getBackgroundTexture().getTextureID());
|
||||
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE1);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, texturePack.getrTexture().getTextureID());
|
||||
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE2);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, texturePack.getgTexture().getTextureID());
|
||||
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE3);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, texturePack.getbTexture().getTextureID());
|
||||
|
||||
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE4);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, blendMap.getTextureID());
|
||||
}
|
||||
|
||||
private void unbindTerrain() {
|
||||
GL20.glDisableVertexAttribArray(0);
|
||||
GL20.glDisableVertexAttribArray(1);
|
||||
GL20.glDisableVertexAttribArray(2);
|
||||
GL30.glBindVertexArray(0);
|
||||
}
|
||||
|
||||
private void loadModelMatrix(Terrain terrain) {
|
||||
Matrix4f transformationMatrix = Maths.createTransformationMatrix(new Vector3f(terrain.getX(), 0, terrain.getZ()), 0, 0, 0, new Vector3f(1,1,1));
|
||||
shader.loadTransformationMatrix(transformationMatrix);
|
||||
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,55 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.shaders;
|
||||
|
||||
import io.github.hydos.ginger.engine.font.GUIText;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
|
||||
public class FontShader extends ShaderProgram{
|
||||
|
||||
private static final String VERTEX_FILE = "fontVertexShader.glsl";
|
||||
private static final String FRAGMENT_FILE = "fontFragmentShader.glsl";
|
||||
|
||||
private int location_colour;
|
||||
private int location_translation;
|
||||
private int location_borderWidth;
|
||||
private int location_borderEdge;
|
||||
private int location_offset;
|
||||
private int location_outlineColour;
|
||||
|
||||
public FontShader() {
|
||||
super(VERTEX_FILE, FRAGMENT_FILE);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void getAllUniformLocations() {
|
||||
location_colour = super.getUniformLocation("colour");
|
||||
location_translation = super.getUniformLocation("translation");
|
||||
location_borderWidth = super.getUniformLocation("borderWidth");
|
||||
location_borderEdge = super.getUniformLocation("borderEdge");
|
||||
location_offset = super.getUniformLocation("offset");
|
||||
location_outlineColour = super.getUniformLocation("outlineColour");
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void bindAttributes() {
|
||||
super.bindAttribute(0, "position");
|
||||
super.bindAttribute(1, "textureCoords");
|
||||
}
|
||||
|
||||
public void loadColour(Vector3f colour) {
|
||||
super.loadVector(location_colour, colour);
|
||||
}
|
||||
|
||||
public void loadTranslation(Vector2f translation) {
|
||||
super.load2DVector(location_translation, translation);
|
||||
}
|
||||
|
||||
public void loadText(GUIText text) {
|
||||
super.load2DVector(location_offset, text.getOffset());
|
||||
super.loadFloat(location_borderEdge, text.getBorderEdge());
|
||||
super.loadFloat(location_borderWidth, text.getBorderWidth());
|
||||
super.loadVector(location_outlineColour, text.getOutlineColour());
|
||||
}
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,33 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.shaders;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
|
||||
public class GuiShader extends ShaderProgram{
|
||||
|
||||
private static final String VERTEX_FILE = "guiVertexShader.glsl";
|
||||
private static final String FRAGMENT_FILE = "guiFragmentShader.glsl";
|
||||
|
||||
private int location_transformationMatrix;
|
||||
|
||||
public GuiShader() {
|
||||
super(VERTEX_FILE, FRAGMENT_FILE);
|
||||
}
|
||||
|
||||
public void loadTransformation(Matrix4f matrix){
|
||||
super.loadMatrix(location_transformationMatrix, matrix);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void getAllUniformLocations() {
|
||||
location_transformationMatrix = super.getUniformLocation("transformationMatrix");
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void bindAttributes() {
|
||||
super.bindAttribute(0, "position");
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,135 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.shaders;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
import io.github.hydos.ginger.engine.elements.objects.Light;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector4f;
|
||||
|
||||
public class NormalMappingShader extends ShaderProgram{
|
||||
|
||||
private static final int MAX_LIGHTS = 4;
|
||||
|
||||
private static final String VERTEX_FILE = "normalMapVertexShader.glsl";
|
||||
private static final String FRAGMENT_FILE = "normalMapFragmentShader.glsl";
|
||||
|
||||
private int location_transformationMatrix;
|
||||
private int location_projectionMatrix;
|
||||
private int location_viewMatrix;
|
||||
private int location_lightPositionEyeSpace[];
|
||||
private int location_lightColour[];
|
||||
private int location_attenuation[];
|
||||
private int location_shineDamper;
|
||||
private int location_reflectivity;
|
||||
private int location_skyColour;
|
||||
private int location_numberOfRows;
|
||||
private int location_offset;
|
||||
private int location_plane;
|
||||
private int location_modelTexture;
|
||||
private int location_normalMap;
|
||||
|
||||
public NormalMappingShader() {
|
||||
super(VERTEX_FILE, FRAGMENT_FILE);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void bindAttributes() {
|
||||
super.bindAttribute(0, "position");
|
||||
super.bindAttribute(1, "textureCoordinates");
|
||||
super.bindAttribute(2, "normal");
|
||||
super.bindAttribute(3, "tangent");
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void getAllUniformLocations() {
|
||||
location_transformationMatrix = super.getUniformLocation("transformationMatrix");
|
||||
location_projectionMatrix = super.getUniformLocation("projectionMatrix");
|
||||
location_viewMatrix = super.getUniformLocation("viewMatrix");
|
||||
location_shineDamper = super.getUniformLocation("shineDamper");
|
||||
location_reflectivity = super.getUniformLocation("reflectivity");
|
||||
location_skyColour = super.getUniformLocation("skyColour");
|
||||
location_numberOfRows = super.getUniformLocation("numberOfRows");
|
||||
location_offset = super.getUniformLocation("offset");
|
||||
location_plane = super.getUniformLocation("plane");
|
||||
location_modelTexture = super.getUniformLocation("modelTexture");
|
||||
location_normalMap = super.getUniformLocation("normalMap");
|
||||
|
||||
location_lightPositionEyeSpace = new int[MAX_LIGHTS];
|
||||
location_lightColour = new int[MAX_LIGHTS];
|
||||
location_attenuation = new int[MAX_LIGHTS];
|
||||
for(int i=0;i<MAX_LIGHTS;i++){
|
||||
location_lightPositionEyeSpace[i] = super.getUniformLocation("lightPositionEyeSpace[" + i + "]");
|
||||
location_lightColour[i] = super.getUniformLocation("lightColour[" + i + "]");
|
||||
location_attenuation[i] = super.getUniformLocation("attenuation[" + i + "]");
|
||||
}
|
||||
}
|
||||
|
||||
public void connectTextureUnits(){
|
||||
super.loadInt(location_modelTexture, 0);
|
||||
super.loadInt(location_normalMap, 1);
|
||||
}
|
||||
|
||||
public void loadClipPlane(Vector4f plane){
|
||||
super.loadVector(location_plane, plane);
|
||||
}
|
||||
|
||||
public void loadNumberOfRows(int numberOfRows){
|
||||
super.loadFloat(location_numberOfRows, numberOfRows);
|
||||
}
|
||||
|
||||
public void loadOffset(float x, float y){
|
||||
super.load2DVector(location_offset, new Vector2f(x,y));
|
||||
}
|
||||
|
||||
public void loadSkyColour(float r, float g, float b){
|
||||
super.loadVector(location_skyColour, new Vector3f(r,g,b));
|
||||
}
|
||||
|
||||
public void loadShineVariables(float damper,float reflectivity){
|
||||
super.loadFloat(location_shineDamper, damper);
|
||||
super.loadFloat(location_reflectivity, reflectivity);
|
||||
}
|
||||
|
||||
public void loadTransformationMatrix(Matrix4f matrix){
|
||||
super.loadMatrix(location_transformationMatrix, matrix);
|
||||
}
|
||||
|
||||
public void loadLights(List<Light> lights, Matrix4f viewMatrix){
|
||||
for(int i=0;i<MAX_LIGHTS;i++){
|
||||
if(i<lights.size()){
|
||||
super.loadVector(location_lightPositionEyeSpace[i], getEyeSpacePosition(lights.get(i), viewMatrix));
|
||||
super.loadVector(location_lightColour[i], lights.get(i).getColour());
|
||||
super.loadVector(location_attenuation[i], lights.get(i).getAttenuation());
|
||||
}else{
|
||||
super.loadVector(location_lightPositionEyeSpace[i], new Vector3f(0, 0, 0));
|
||||
super.loadVector(location_lightColour[i], new Vector3f(0, 0, 0));
|
||||
super.loadVector(location_attenuation[i], new Vector3f(1, 0, 0));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public void loadViewMatrix(Matrix4f viewMatrix){
|
||||
super.loadMatrix(location_viewMatrix, viewMatrix);
|
||||
}
|
||||
|
||||
public void loadProjectionMatrix(Matrix4f projection){
|
||||
super.loadMatrix(location_projectionMatrix, projection);
|
||||
}
|
||||
|
||||
public Vector3f getEyeSpacePosition(Light light, Matrix4f viewMatrix){
|
||||
Vector3f position = light.getPosition();
|
||||
Vector4f eyeSpacePos = new Vector4f(position.x,position.y, position.z, 1f);
|
||||
Matrix4f.transform(viewMatrix, eyeSpacePos, eyeSpacePos);
|
||||
return new Vector3f(eyeSpacePos);
|
||||
}
|
||||
|
||||
public void loadSkyColour(Vector3f colour) {
|
||||
super.loadVector(location_skyColour, colour);
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,42 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.shaders;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
|
||||
public class ParticleShader extends ShaderProgram {
|
||||
|
||||
private static final String VERTEX_FILE = "particleVertexShader.glsl";
|
||||
private static final String FRAGMENT_FILE = "particleFragmentShader.glsl";
|
||||
|
||||
private int location_numberOfRows;
|
||||
private int location_projectionMatrix;
|
||||
|
||||
|
||||
public ParticleShader() {
|
||||
super(VERTEX_FILE, FRAGMENT_FILE);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void getAllUniformLocations() {
|
||||
location_numberOfRows = super.getUniformLocation("numberOfRows");
|
||||
location_projectionMatrix = super.getUniformLocation("projectionMatrix");
|
||||
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void bindAttributes() {
|
||||
super.bindAttribute(0, "position");
|
||||
super.bindAttribute(1, "modelViewMatrix");
|
||||
super.bindAttribute(5, "texOffsets");
|
||||
super.bindAttribute(6, "blendFactor");
|
||||
}
|
||||
|
||||
public void loadNumberOfRows(float numberOfRows) {
|
||||
super.loadFloat(location_numberOfRows, numberOfRows);
|
||||
}
|
||||
|
||||
public void loadProjectionMatrix(Matrix4f projectionMatrix) {
|
||||
super.loadMatrix(location_projectionMatrix, projectionMatrix);
|
||||
}
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,124 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.shaders;
|
||||
|
||||
import java.io.BufferedReader;
|
||||
import java.io.IOException;
|
||||
import java.io.InputStreamReader;
|
||||
import java.nio.FloatBuffer;
|
||||
|
||||
import org.lwjgl.BufferUtils;
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL20;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector4f;
|
||||
|
||||
public abstract class ShaderProgram {
|
||||
|
||||
private int programID;
|
||||
private int vertexShaderID;
|
||||
private int fragmentShaderID;
|
||||
|
||||
private static FloatBuffer matrixBuffer = BufferUtils.createFloatBuffer(16);
|
||||
|
||||
public ShaderProgram(String vertexFile,String fragmentFile){
|
||||
vertexShaderID = loadShader(vertexFile,GL20.GL_VERTEX_SHADER);
|
||||
fragmentShaderID = loadShader(fragmentFile,GL20.GL_FRAGMENT_SHADER);
|
||||
programID = GL20.glCreateProgram();
|
||||
GL20.glAttachShader(programID, vertexShaderID);
|
||||
GL20.glAttachShader(programID, fragmentShaderID);
|
||||
bindAttributes();
|
||||
GL20.glLinkProgram(programID);
|
||||
GL20.glValidateProgram(programID);
|
||||
getAllUniformLocations();
|
||||
}
|
||||
|
||||
protected abstract void getAllUniformLocations();
|
||||
|
||||
protected int getUniformLocation(String uniformName){
|
||||
return GL20.glGetUniformLocation(programID,uniformName);
|
||||
}
|
||||
|
||||
public void start(){
|
||||
GL20.glUseProgram(programID);
|
||||
}
|
||||
|
||||
public void stop(){
|
||||
GL20.glUseProgram(0);
|
||||
}
|
||||
|
||||
public void cleanUp(){
|
||||
stop();
|
||||
GL20.glDetachShader(programID, vertexShaderID);
|
||||
GL20.glDetachShader(programID, fragmentShaderID);
|
||||
GL20.glDeleteShader(vertexShaderID);
|
||||
GL20.glDeleteShader(fragmentShaderID);
|
||||
GL20.glDeleteProgram(programID);
|
||||
}
|
||||
|
||||
protected abstract void bindAttributes();
|
||||
|
||||
protected void bindAttribute(int attribute, String variableName){
|
||||
GL20.glBindAttribLocation(programID, attribute, variableName);
|
||||
}
|
||||
|
||||
protected void loadFloat(int location, float value){
|
||||
GL20.glUniform1f(location, value);
|
||||
}
|
||||
|
||||
protected void loadInt(int location, int value){
|
||||
GL20.glUniform1i(location, value);
|
||||
}
|
||||
|
||||
protected void loadVector(int location, Vector3f vector){
|
||||
GL20.glUniform3f(location,vector.x,vector.y,vector.z);
|
||||
}
|
||||
|
||||
protected void loadVector(int location, Vector4f vector){
|
||||
GL20.glUniform4f(location,vector.x,vector.y,vector.z, vector.w);
|
||||
}
|
||||
|
||||
protected void load2DVector(int location, Vector2f vector){
|
||||
GL20.glUniform2f(location,vector.x,vector.y);
|
||||
}
|
||||
|
||||
protected void loadBoolean(int location, boolean value){
|
||||
float toLoad = 0;
|
||||
if(value){
|
||||
toLoad = 1;
|
||||
}
|
||||
GL20.glUniform1f(location, toLoad);
|
||||
}
|
||||
|
||||
protected void loadMatrix(int location, Matrix4f matrix){
|
||||
matrix.store(matrixBuffer);
|
||||
matrixBuffer.flip();
|
||||
GL20.glUniformMatrix4fv(location, false, matrixBuffer);
|
||||
}
|
||||
|
||||
private static int loadShader(String file, int type){
|
||||
StringBuilder shaderSource = new StringBuilder();
|
||||
try{
|
||||
BufferedReader reader = new BufferedReader(new InputStreamReader(ShaderProgram.class.getResourceAsStream("/shaders/" + file)));
|
||||
String line;
|
||||
while((line = reader.readLine())!=null){
|
||||
shaderSource.append(line).append("\n");
|
||||
}
|
||||
reader.close();
|
||||
}catch(IOException e){
|
||||
e.printStackTrace();
|
||||
System.exit(-1);
|
||||
}
|
||||
int shaderID = GL20.glCreateShader(type);
|
||||
GL20.glShaderSource(shaderID, shaderSource);
|
||||
GL20.glCompileShader(shaderID);
|
||||
if(GL20.glGetShaderi(shaderID, GL20.GL_COMPILE_STATUS )== GL11.GL_FALSE){
|
||||
System.out.println(GL20.glGetShaderInfoLog(shaderID, 500));
|
||||
System.err.println("Could not compile shader: " + file);
|
||||
System.exit(-1);
|
||||
}
|
||||
return shaderID;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,39 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.shaders;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.mathEngine.Maths;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
|
||||
public class SkyboxShader extends ShaderProgram{
|
||||
|
||||
private int location_projectionMatrix;
|
||||
private int location_viewMatrix;
|
||||
|
||||
public SkyboxShader() {
|
||||
super("skyboxVertexShader.glsl", "skyboxFragmentShader.glsl");
|
||||
}
|
||||
|
||||
public void loadProjectionMatrix(Matrix4f matrix){
|
||||
super.loadMatrix(location_projectionMatrix, matrix);
|
||||
}
|
||||
|
||||
public void loadViewMatrix(ThirdPersonCamera camera){
|
||||
Matrix4f matrix = Maths.createViewMatrix(camera);
|
||||
matrix.m30 = 0;
|
||||
matrix.m31 = 0;
|
||||
matrix.m32 = 0;
|
||||
super.loadMatrix(location_viewMatrix, matrix);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void getAllUniformLocations() {
|
||||
location_projectionMatrix = super.getUniformLocation("projectionMatrix");
|
||||
location_viewMatrix = super.getUniformLocation("viewMatrix");
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void bindAttributes() {
|
||||
super.bindAttribute(0, "position");
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,100 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.shaders;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.elements.objects.Light;
|
||||
import io.github.hydos.ginger.engine.mathEngine.Maths;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
|
||||
public class StaticShader extends ShaderProgram{
|
||||
|
||||
private static final int MAX_LIGHTS = 5;
|
||||
|
||||
private int location_transformationMatrix;
|
||||
private int location_projectionMatrix;
|
||||
private int location_viewMatrix;
|
||||
private int location_lightColour[];
|
||||
private int location_lightPosition[];
|
||||
private int location_attenuation[];
|
||||
private int location_shineDamper;
|
||||
private int location_reflectivity;
|
||||
private int location_useFakeLighting;
|
||||
private int location_skyColour;
|
||||
|
||||
|
||||
|
||||
public StaticShader() {
|
||||
super("entityVertexShader.glsl", "entityFragmentShader.glsl");
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void getAllUniformLocations() {
|
||||
location_transformationMatrix = super.getUniformLocation("transformationMatrix");
|
||||
location_projectionMatrix = super.getUniformLocation("projectionMatrix");
|
||||
location_viewMatrix = super.getUniformLocation("viewMatrix");
|
||||
location_shineDamper = super.getUniformLocation("shineDamper");
|
||||
location_reflectivity = super.getUniformLocation("reflectivity");
|
||||
location_useFakeLighting = super.getUniformLocation("useFakeLighting");
|
||||
location_skyColour = super.getUniformLocation("skyColour");
|
||||
|
||||
location_lightPosition = new int[MAX_LIGHTS];
|
||||
location_lightColour = new int[MAX_LIGHTS];
|
||||
location_attenuation = new int[MAX_LIGHTS];
|
||||
for(int i=0; i<MAX_LIGHTS;i++) {
|
||||
location_lightPosition[i] = super.getUniformLocation("lightPosition[" + i + "]");
|
||||
location_lightColour[i] = super.getUniformLocation("lightColour[" + i + "]");
|
||||
location_attenuation[i] = super.getUniformLocation("attenuation[" + i + "]");
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void bindAttributes() {
|
||||
super.bindAttribute(0, "position");
|
||||
super.bindAttribute(1, "textureCoords");
|
||||
super.bindAttribute(2, "normal");
|
||||
}
|
||||
|
||||
public void loadTransformationMatrix(Matrix4f matrix) {
|
||||
super.loadMatrix(location_transformationMatrix, matrix);
|
||||
}
|
||||
|
||||
public void loadProjectionMatrix(Matrix4f matrix) {
|
||||
super.loadMatrix(location_projectionMatrix, matrix);
|
||||
}
|
||||
|
||||
public void loadViewMatrix(ThirdPersonCamera camera) {
|
||||
Matrix4f matrix = Maths.createViewMatrix(camera);
|
||||
super.loadMatrix(location_viewMatrix, matrix);
|
||||
}
|
||||
|
||||
public void loadLights(List<Light> lights) {
|
||||
for(int i=0; i<MAX_LIGHTS;i++) {
|
||||
if(i<lights.size()) {
|
||||
super.loadVector(location_lightPosition[i], lights.get(i).getPosition());
|
||||
super.loadVector(location_lightColour[i], lights.get(i).getColour());
|
||||
super.loadVector(location_attenuation[i], lights.get(i).getAttenuation());
|
||||
}else {
|
||||
super.loadVector(location_lightPosition[i], new Vector3f(0, 0, 0));
|
||||
super.loadVector(location_lightColour[i], new Vector3f(0, 0, 0));
|
||||
super.loadVector(location_attenuation[i], new Vector3f(1, 0, 0));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public void loadShine(float damper, float reflectivity) {
|
||||
super.loadFloat(location_shineDamper, damper);
|
||||
super.loadFloat(location_reflectivity, reflectivity);
|
||||
}
|
||||
|
||||
public void loadFakeLightingVariable(boolean useFake) {
|
||||
super.loadBoolean(location_useFakeLighting, useFake);
|
||||
}
|
||||
|
||||
public void loadSkyColour(Vector3f colour) {
|
||||
super.loadVector(location_skyColour, colour);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,127 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.shaders;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.elements.objects.Light;
|
||||
import io.github.hydos.ginger.engine.mathEngine.Maths;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
|
||||
public class TerrainShader extends ShaderProgram{
|
||||
|
||||
private static final int MAX_LIGHTS = 5;
|
||||
|
||||
private int location_transformationMatrix;
|
||||
private int location_projectionMatrix;
|
||||
private int location_viewMatrix;
|
||||
|
||||
private int location_lightColour[];
|
||||
private int location_lightPosition[];
|
||||
private int location_attenuation[];
|
||||
|
||||
private int location_shineDamper;
|
||||
private int location_reflectivity;
|
||||
|
||||
private int location_skyColour;
|
||||
|
||||
private int location_backgroundTexture;
|
||||
|
||||
private int location_rTexture;
|
||||
|
||||
private int location_gTexture;
|
||||
|
||||
private int location_bTexture;
|
||||
|
||||
private int location_blendMap;
|
||||
|
||||
private int location_toShadowMapSpace;
|
||||
|
||||
private int location_shadowMap;
|
||||
|
||||
public TerrainShader() {
|
||||
super("terrainVertexShader.glsl", "terrainFragmentShader.glsl");
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void getAllUniformLocations() {
|
||||
location_transformationMatrix = super.getUniformLocation("transformationMatrix");
|
||||
location_projectionMatrix = super.getUniformLocation("projectionMatrix");
|
||||
location_viewMatrix = super.getUniformLocation("viewMatrix");
|
||||
location_lightPosition = new int[MAX_LIGHTS];
|
||||
location_lightColour = new int[MAX_LIGHTS];
|
||||
location_attenuation = new int[MAX_LIGHTS];
|
||||
for(int i=0; i<MAX_LIGHTS;i++) {
|
||||
location_lightPosition[i] = super.getUniformLocation("lightPosition[" + i + "]");
|
||||
location_lightColour[i] = super.getUniformLocation("lightColour[" + i + "]");
|
||||
location_attenuation[i] = super.getUniformLocation("attenuation[" + i + "]");
|
||||
}
|
||||
location_shineDamper = super.getUniformLocation("shineDamper");
|
||||
location_reflectivity = super.getUniformLocation("reflectivity");
|
||||
location_skyColour = super.getUniformLocation("skyColour");
|
||||
location_backgroundTexture = super.getUniformLocation("backgroundTexture");
|
||||
location_rTexture = super.getUniformLocation("rTexture");
|
||||
location_gTexture = super.getUniformLocation("gTexture");
|
||||
location_bTexture = super.getUniformLocation("bTexture");
|
||||
location_blendMap = super.getUniformLocation("blendMap");
|
||||
location_toShadowMapSpace = super.getUniformLocation("toShadowMapSpace");
|
||||
location_shadowMap = super.getUniformLocation("shadowMap");
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void bindAttributes() {
|
||||
super.bindAttribute(0, "position");
|
||||
super.bindAttribute(1, "textureCoords");
|
||||
super.bindAttribute(2, "normal");
|
||||
}
|
||||
|
||||
public void loadTransformationMatrix(Matrix4f matrix) {
|
||||
super.loadMatrix(location_transformationMatrix, matrix);
|
||||
}
|
||||
|
||||
public void loadProjectionMatrix(Matrix4f matrix) {
|
||||
super.loadMatrix(location_projectionMatrix, matrix);
|
||||
}
|
||||
|
||||
public void loadViewMatrix(ThirdPersonCamera camera) {
|
||||
Matrix4f matrix = Maths.createViewMatrix(camera);
|
||||
super.loadMatrix(location_viewMatrix, matrix);
|
||||
}
|
||||
|
||||
public void loadLights(List<Light> lights) {
|
||||
for(int i=0; i<MAX_LIGHTS;i++) {
|
||||
if(i<lights.size()) {
|
||||
super.loadVector(location_lightPosition[i], lights.get(i).getPosition());
|
||||
super.loadVector(location_lightColour[i], lights.get(i).getColour());
|
||||
super.loadVector(location_attenuation[i], lights.get(i).getAttenuation());
|
||||
}else {
|
||||
super.loadVector(location_lightPosition[i], new Vector3f(0, 0, 0));
|
||||
super.loadVector(location_lightColour[i], new Vector3f(0, 0, 0));
|
||||
super.loadVector(location_attenuation[i], new Vector3f(1, 0, 0));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public void loadShine(float damper, float reflectivity) {
|
||||
super.loadFloat(location_shineDamper, damper);
|
||||
super.loadFloat(location_reflectivity, reflectivity);
|
||||
}
|
||||
|
||||
public void loadSkyColour(Vector3f colour) {
|
||||
super.loadVector(location_skyColour, colour);
|
||||
}
|
||||
|
||||
public void loadToShadowMapSpace(Matrix4f matrix) {
|
||||
super.loadMatrix(location_toShadowMapSpace, matrix);
|
||||
}
|
||||
|
||||
public void connectTextureUnits() {
|
||||
super.loadInt(location_backgroundTexture, 0);
|
||||
super.loadInt(location_rTexture, 1);
|
||||
super.loadInt(location_gTexture, 2);
|
||||
super.loadInt(location_bTexture, 3);
|
||||
super.loadInt(location_blendMap, 4);
|
||||
super.loadInt(location_shadowMap, 5);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,106 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.texture;
|
||||
|
||||
import static org.lwjgl.stb.STBImage.stbi_failure_reason;
|
||||
import static org.lwjgl.stb.STBImage.stbi_info_from_memory;
|
||||
import static org.lwjgl.stb.STBImage.stbi_load_from_memory;
|
||||
import static org.lwjgl.system.MemoryStack.stackPush;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.nio.ByteBuffer;
|
||||
import java.nio.IntBuffer;
|
||||
|
||||
import org.lwjgl.system.MemoryStack;
|
||||
|
||||
import io.github.hydos.ginger.engine.renderEngine.tools.IOUtil;
|
||||
|
||||
public class Image {
|
||||
|
||||
public Image(String imagePath) {
|
||||
ByteBuffer img;
|
||||
ByteBuffer imageBuffer;
|
||||
try {
|
||||
imageBuffer = IOUtil.ioResourceToByteBuffer(imagePath, 8 * 1024);
|
||||
} catch (IOException e) {
|
||||
throw new RuntimeException(e);
|
||||
}
|
||||
|
||||
try (MemoryStack stack = stackPush()) {
|
||||
IntBuffer w = stack.mallocInt(1);
|
||||
IntBuffer h = stack.mallocInt(1);
|
||||
IntBuffer comp = stack.mallocInt(1);
|
||||
|
||||
// Use info to read image metadata without decoding the entire image.
|
||||
// We don't need this for this demo, just testing the API.
|
||||
if (!stbi_info_from_memory(imageBuffer, w, h, comp)) {
|
||||
throw new RuntimeException("Failed to read image information: " + stbi_failure_reason());
|
||||
}
|
||||
|
||||
// System.out.println("Image width: " + w.get(0));
|
||||
// System.out.println("Image height: " + h.get(0));
|
||||
// System.out.println("Image components: " + comp.get(0));
|
||||
// System.out.println("Image HDR: " + stbi_is_hdr_from_memory(imageBuffer));
|
||||
|
||||
// Decode the image
|
||||
img = stbi_load_from_memory(imageBuffer, w, h, comp, 0);
|
||||
if (img == null) {
|
||||
throw new RuntimeException("Failed to load image: " + stbi_failure_reason());
|
||||
}
|
||||
|
||||
this.image = img;
|
||||
this.width = w.get(0);
|
||||
this.height = h.get(0);
|
||||
}
|
||||
}
|
||||
|
||||
public static Image createImage(String imagePath) {
|
||||
ByteBuffer img;
|
||||
ByteBuffer imageBuffer;
|
||||
try {
|
||||
imageBuffer = IOUtil.ioResourceToByteBuffer(imagePath, 8 * 1024);
|
||||
} catch (IOException e) {
|
||||
throw new RuntimeException(e);
|
||||
}
|
||||
|
||||
try (MemoryStack stack = stackPush()) {
|
||||
IntBuffer w = stack.mallocInt(1);
|
||||
IntBuffer h = stack.mallocInt(1);
|
||||
IntBuffer comp = stack.mallocInt(1);
|
||||
|
||||
// Use info to read image metadata without decoding the entire image.
|
||||
// We don't need this for this demo, just testing the API.
|
||||
if (!stbi_info_from_memory(imageBuffer, w, h, comp)) {
|
||||
throw new RuntimeException("Failed to read image information: " + stbi_failure_reason());
|
||||
}
|
||||
|
||||
img = stbi_load_from_memory(imageBuffer, w, h, comp, 0);
|
||||
if (img == null) {
|
||||
throw new RuntimeException("Failed to load image: " + stbi_failure_reason());
|
||||
}
|
||||
|
||||
return new Image(w.get(0), h.get(0), img);
|
||||
}
|
||||
}
|
||||
|
||||
public ByteBuffer getImage() {
|
||||
return image;
|
||||
}
|
||||
|
||||
public int getWidth() {
|
||||
return width;
|
||||
}
|
||||
|
||||
public int getHeight() {
|
||||
return height;
|
||||
}
|
||||
|
||||
private ByteBuffer image;
|
||||
private int width, height;
|
||||
|
||||
Image(int width, int heigh, ByteBuffer image) {
|
||||
this.image = image;
|
||||
this.height = heigh;
|
||||
this.width = width;
|
||||
}
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,96 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.texture;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL14;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
|
||||
public class ModelTexture {
|
||||
private int textureID = GL11.glGenTextures();
|
||||
|
||||
private boolean transparency = false;
|
||||
private boolean useFakeLighting = false;
|
||||
|
||||
public int numberOfRows = 1;
|
||||
|
||||
private int normalMap;
|
||||
|
||||
private float shineDamper = 1;
|
||||
private float reflectivity = 0;
|
||||
|
||||
private Image texture;
|
||||
|
||||
public ModelTexture(String file) {
|
||||
texture = Image.createImage("/textures/" + file);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, this.textureID);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, 10241, 9729.0f);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, 10240, 9729.0f);
|
||||
GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, texture.getWidth(), texture.getHeight(), 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, texture.getImage());
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
|
||||
GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR_MIPMAP_LINEAR);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL14.GL_TEXTURE_LOD_BIAS, -0.4f);
|
||||
}
|
||||
|
||||
public ModelTexture(Image texture) {
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, this.textureID);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, 10241, 9729.0f);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, 10240, 9729.0f);
|
||||
GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, 6408, texture.getWidth(), texture.getHeight(), 0, 6408, 5121, texture.getImage());
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
|
||||
}
|
||||
|
||||
public void remove() {
|
||||
GL11.glDeleteTextures(this.textureID);
|
||||
}
|
||||
|
||||
public int getTextureID() {
|
||||
return this.textureID;
|
||||
}
|
||||
|
||||
public Image getTexture() {
|
||||
return texture;
|
||||
}
|
||||
|
||||
public int getNormalMap() {
|
||||
return normalMap;
|
||||
}
|
||||
|
||||
public void setNormalMap(int normalMap) {
|
||||
this.normalMap = normalMap;
|
||||
}
|
||||
|
||||
public float getShineDamper() {
|
||||
return shineDamper;
|
||||
}
|
||||
|
||||
public float getReflectivity() {
|
||||
return reflectivity;
|
||||
}
|
||||
|
||||
public void setShineDamper(float shineDamper) {
|
||||
this.shineDamper = shineDamper;
|
||||
}
|
||||
|
||||
public void setReflectivity(float reflectivity) {
|
||||
this.reflectivity = reflectivity;
|
||||
}
|
||||
|
||||
public boolean isTransparent() {
|
||||
return transparency;
|
||||
}
|
||||
|
||||
public void setTransparency(boolean b) {
|
||||
this.transparency = b;
|
||||
}
|
||||
|
||||
public boolean isUseFakeLighting() {
|
||||
return useFakeLighting;
|
||||
}
|
||||
|
||||
public void useFakeLighting(boolean useFakeLighting) {
|
||||
this.useFakeLighting = useFakeLighting;
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
|
|
@ -0,0 +1,50 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.tools;
|
||||
|
||||
import static org.lwjgl.BufferUtils.createByteBuffer;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.io.InputStream;
|
||||
import java.nio.ByteBuffer;
|
||||
import java.nio.channels.Channels;
|
||||
import java.nio.channels.ReadableByteChannel;
|
||||
|
||||
import org.lwjgl.BufferUtils;
|
||||
|
||||
public class IOUtil {
|
||||
|
||||
private IOUtil() {
|
||||
}
|
||||
|
||||
private static ByteBuffer resizeBuffer(ByteBuffer buffer, int newCapacity) {
|
||||
ByteBuffer newBuffer = BufferUtils.createByteBuffer(newCapacity);
|
||||
buffer.flip();
|
||||
newBuffer.put(buffer);
|
||||
return newBuffer;
|
||||
}
|
||||
|
||||
public static ByteBuffer ioResourceToByteBuffer(String resource, int bufferSize) throws IOException {
|
||||
ByteBuffer buffer;
|
||||
try (
|
||||
|
||||
InputStream source = IOUtil.class.getResourceAsStream(resource);
|
||||
|
||||
ReadableByteChannel rbc = Channels.newChannel(source)
|
||||
) {
|
||||
buffer = createByteBuffer(bufferSize);
|
||||
|
||||
while (true) {
|
||||
int bytes = rbc.read(buffer);
|
||||
if (bytes == -1) {
|
||||
break;
|
||||
}
|
||||
if (buffer.remaining() == 0) {
|
||||
buffer = resizeBuffer(buffer, buffer.capacity() * 3 / 2);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
buffer.flip();
|
||||
return buffer;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,135 @@
|
|||
package io.github.hydos.ginger.engine.renderEngine.tools;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
import io.github.hydos.ginger.engine.mathEngine.Maths;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector4f;
|
||||
import io.github.hydos.ginger.engine.terrain.Terrain;
|
||||
|
||||
public class MousePicker {
|
||||
|
||||
private static final int RECURSION_COUNT = 200;
|
||||
private static final float RAY_RANGE = 600;
|
||||
|
||||
private Vector3f currentRay = new Vector3f();
|
||||
|
||||
private Matrix4f projectionMatrix;
|
||||
private Matrix4f viewMatrix;
|
||||
private ThirdPersonCamera camera;
|
||||
|
||||
private Terrain terrain;
|
||||
private Vector3f currentTerrainPoint;
|
||||
|
||||
public MousePicker(ThirdPersonCamera cam, Matrix4f projection, Terrain terrain) {
|
||||
camera = cam;
|
||||
projectionMatrix = projection;
|
||||
viewMatrix = Maths.createViewMatrix(camera);
|
||||
this.terrain = terrain;
|
||||
}
|
||||
|
||||
public Vector3f getCurrentTerrainPoint() {
|
||||
return currentTerrainPoint;
|
||||
}
|
||||
|
||||
public Vector3f getCurrentRay() {
|
||||
return currentRay;
|
||||
}
|
||||
|
||||
public void update() {
|
||||
viewMatrix = Maths.createViewMatrix(camera);
|
||||
currentRay = calculateMouseRay();
|
||||
if (intersectionInRange(0, RAY_RANGE, currentRay)) {
|
||||
currentTerrainPoint = binarySearch(0, 0, RAY_RANGE, currentRay);
|
||||
} else {
|
||||
currentTerrainPoint = null;
|
||||
}
|
||||
}
|
||||
|
||||
private Vector3f calculateMouseRay() {
|
||||
float mouseX = (float) Window.getMouseX();
|
||||
float mouseY = (float) ((float) Window.height - Window.getMouseY());
|
||||
Vector2f normalizedCoords = getNormalisedDeviceCoordinates(mouseX, mouseY);
|
||||
Vector4f clipCoords = new Vector4f(normalizedCoords.x, normalizedCoords.y, -1.0f, 1.0f);
|
||||
Vector4f eyeCoords = toEyeCoords(clipCoords);
|
||||
Vector3f worldRay = toWorldCoords(eyeCoords);
|
||||
return worldRay;
|
||||
}
|
||||
|
||||
private Vector3f toWorldCoords(Vector4f eyeCoords) {
|
||||
Matrix4f invertedView = Matrix4f.invert(viewMatrix, null);
|
||||
Vector4f rayWorld = Matrix4f.transform(invertedView, eyeCoords, null);
|
||||
Vector3f mouseRay = new Vector3f(rayWorld.x, rayWorld.y, rayWorld.z);
|
||||
mouseRay.normalise();
|
||||
return mouseRay;
|
||||
}
|
||||
|
||||
private Vector4f toEyeCoords(Vector4f clipCoords) {
|
||||
Matrix4f invertedProjection = Matrix4f.invert(projectionMatrix, null);
|
||||
Vector4f eyeCoords = Matrix4f.transform(invertedProjection, clipCoords, null);
|
||||
return new Vector4f(eyeCoords.x, eyeCoords.y, -1f, 0f);
|
||||
}
|
||||
|
||||
private Vector2f getNormalisedDeviceCoordinates(float mouseX, float mouseY) {
|
||||
float x = (2.0f * mouseX) / Window.width - 1f;
|
||||
float y = (2.0f * mouseY) / Window.height - 1f;
|
||||
return new Vector2f(x, y);
|
||||
}
|
||||
|
||||
//**********************************************************
|
||||
|
||||
private Vector3f getPointOnRay(Vector3f ray, float distance) {
|
||||
Vector3f camPos = camera.getPosition();
|
||||
Vector3f start = new Vector3f(camPos.x, camPos.y, camPos.z);
|
||||
Vector3f scaledRay = new Vector3f(ray.x * distance, ray.y * distance, ray.z * distance);
|
||||
return Vector3f.add(start, scaledRay, null);
|
||||
}
|
||||
|
||||
private Vector3f binarySearch(int count, float start, float finish, Vector3f ray) {
|
||||
float half = start + ((finish - start) / 2f);
|
||||
if (count >= RECURSION_COUNT) {
|
||||
Vector3f endPoint = getPointOnRay(ray, half);
|
||||
Terrain terrain = getTerrain(endPoint.getX(), endPoint.getZ());
|
||||
if (terrain != null) {
|
||||
return endPoint;
|
||||
} else {
|
||||
return null;
|
||||
}
|
||||
}
|
||||
if (intersectionInRange(start, half, ray)) {
|
||||
return binarySearch(count + 1, start, half, ray);
|
||||
} else {
|
||||
return binarySearch(count + 1, half, finish, ray);
|
||||
}
|
||||
}
|
||||
|
||||
private boolean intersectionInRange(float start, float finish, Vector3f ray) {
|
||||
Vector3f startPoint = getPointOnRay(ray, start);
|
||||
Vector3f endPoint = getPointOnRay(ray, finish);
|
||||
if (!isUnderGround(startPoint) && isUnderGround(endPoint)) {
|
||||
return true;
|
||||
} else {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
private boolean isUnderGround(Vector3f testPoint) {
|
||||
Terrain terrain = getTerrain(testPoint.getX(), testPoint.getZ());
|
||||
float height = 0;
|
||||
if (terrain != null) {
|
||||
height = terrain.getHeightOfTerrain(testPoint.getX(), testPoint.getZ());
|
||||
}
|
||||
if (testPoint.y < height) {
|
||||
return true;
|
||||
} else {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
private Terrain getTerrain(float worldX, float worldZ) {
|
||||
return terrain;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,240 @@
|
|||
package io.github.hydos.ginger.engine.shadow;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector4f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.MasterRenderer;
|
||||
|
||||
/**
|
||||
* Represents the 3D cuboidal area of the world in which objects will cast
|
||||
* shadows (basically represents the orthographic projection area for the shadow
|
||||
* render pass). It is updated each frame to optimise the area, making it as
|
||||
* small as possible (to allow for optimal shadow map resolution) while not
|
||||
* being too small to avoid objects not having shadows when they should.
|
||||
* Everything inside the cuboidal area represented by this object will be
|
||||
* rendered to the shadow map in the shadow render pass. Everything outside the
|
||||
* area won't be.
|
||||
*
|
||||
*
|
||||
*/
|
||||
public class ShadowBox {
|
||||
|
||||
private static final float OFFSET = 10;
|
||||
private static final Vector4f UP = new Vector4f(0, 1, 0, 0);
|
||||
private static final Vector4f FORWARD = new Vector4f(0, 0, -1, 0);
|
||||
private static final float SHADOW_DISTANCE = 100;
|
||||
|
||||
private float minX, maxX;
|
||||
private float minY, maxY;
|
||||
private float minZ, maxZ;
|
||||
private Matrix4f lightViewMatrix;
|
||||
private ThirdPersonCamera cam;
|
||||
|
||||
private float farHeight, farWidth, nearHeight, nearWidth;
|
||||
|
||||
/**
|
||||
* Creates a new shadow box and calculates some initial values relating to
|
||||
* the camera's view frustum, namely the width and height of the near plane
|
||||
* and (possibly adjusted) far plane.
|
||||
*
|
||||
* @param lightViewMatrix
|
||||
* - basically the "view matrix" of the light. Can be used to
|
||||
* transform a point from world space into "light" space (i.e.
|
||||
* changes a point's coordinates from being in relation to the
|
||||
* world's axis to being in terms of the light's local axis).
|
||||
* @param camera
|
||||
* - the in-game camera.
|
||||
*/
|
||||
protected ShadowBox(Matrix4f lightViewMatrix, ThirdPersonCamera camera) {
|
||||
this.lightViewMatrix = lightViewMatrix;
|
||||
this.cam = camera;
|
||||
calculateWidthsAndHeights();
|
||||
}
|
||||
|
||||
/**
|
||||
* Updates the bounds of the shadow box based on the light direction and the
|
||||
* camera's view frustum, to make sure that the box covers the smallest area
|
||||
* possible while still ensuring that everything inside the camera's view
|
||||
* (within a certain range) will cast shadows.
|
||||
*/
|
||||
protected void update() {
|
||||
Matrix4f rotation = calculateCameraRotationMatrix();
|
||||
Vector3f forwardVector = new Vector3f(Matrix4f.transform(rotation, FORWARD, null));
|
||||
|
||||
Vector3f toFar = new Vector3f(forwardVector);
|
||||
toFar.scale(SHADOW_DISTANCE);
|
||||
Vector3f toNear = new Vector3f(forwardVector);
|
||||
toNear.scale(MasterRenderer.NEAR_PLANE);
|
||||
Vector3f centerNear = Vector3f.add(toNear, cam.getPosition(), null);
|
||||
Vector3f centerFar = Vector3f.add(toFar, cam.getPosition(), null);
|
||||
|
||||
Vector4f[] points = calculateFrustumVertices(rotation, forwardVector, centerNear,
|
||||
centerFar);
|
||||
|
||||
boolean first = true;
|
||||
for (Vector4f point : points) {
|
||||
if (first) {
|
||||
minX = point.x;
|
||||
maxX = point.x;
|
||||
minY = point.y;
|
||||
maxY = point.y;
|
||||
minZ = point.z;
|
||||
maxZ = point.z;
|
||||
first = false;
|
||||
continue;
|
||||
}
|
||||
if (point.x > maxX) {
|
||||
maxX = point.x;
|
||||
} else if (point.x < minX) {
|
||||
minX = point.x;
|
||||
}
|
||||
if (point.y > maxY) {
|
||||
maxY = point.y;
|
||||
} else if (point.y < minY) {
|
||||
minY = point.y;
|
||||
}
|
||||
if (point.z > maxZ) {
|
||||
maxZ = point.z;
|
||||
} else if (point.z < minZ) {
|
||||
minZ = point.z;
|
||||
}
|
||||
}
|
||||
maxZ += OFFSET;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Calculates the center of the "view cuboid" in light space first, and then
|
||||
* converts this to world space using the inverse light's view matrix.
|
||||
*
|
||||
* @return The center of the "view cuboid" in world space.
|
||||
*/
|
||||
protected Vector3f getCenter() {
|
||||
float x = (minX + maxX) / 2f;
|
||||
float y = (minY + maxY) / 2f;
|
||||
float z = (minZ + maxZ) / 2f;
|
||||
Vector4f cen = new Vector4f(x, y, z, 1);
|
||||
Matrix4f invertedLight = new Matrix4f();
|
||||
Matrix4f.invert(lightViewMatrix, invertedLight);
|
||||
return new Vector3f(Matrix4f.transform(invertedLight, cen, null));
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The width of the "view cuboid" (orthographic projection area).
|
||||
*/
|
||||
protected float getWidth() {
|
||||
return maxX - minX;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The height of the "view cuboid" (orthographic projection area).
|
||||
*/
|
||||
protected float getHeight() {
|
||||
return maxY - minY;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The length of the "view cuboid" (orthographic projection area).
|
||||
*/
|
||||
protected float getLength() {
|
||||
return maxZ - minZ;
|
||||
}
|
||||
|
||||
/**
|
||||
* Calculates the position of the vertex at each corner of the view frustum
|
||||
* in light space (8 vertices in total, so this returns 8 positions).
|
||||
*
|
||||
* @param rotation
|
||||
* - camera's rotation.
|
||||
* @param forwardVector
|
||||
* - the direction that the camera is aiming, and thus the
|
||||
* direction of the frustum.
|
||||
* @param centerNear
|
||||
* - the center point of the frustum's near plane.
|
||||
* @param centerFar
|
||||
* - the center point of the frustum's (possibly adjusted) far
|
||||
* plane.
|
||||
* @return The positions of the vertices of the frustum in light space.
|
||||
*/
|
||||
private Vector4f[] calculateFrustumVertices(Matrix4f rotation, Vector3f forwardVector,
|
||||
Vector3f centerNear, Vector3f centerFar) {
|
||||
Vector3f upVector = new Vector3f(Matrix4f.transform(rotation, UP, null));
|
||||
Vector3f rightVector = Vector3f.cross(forwardVector, upVector, null);
|
||||
Vector3f downVector = new Vector3f(-upVector.x, -upVector.y, -upVector.z);
|
||||
Vector3f leftVector = new Vector3f(-rightVector.x, -rightVector.y, -rightVector.z);
|
||||
Vector3f farTop = Vector3f.add(centerFar, new Vector3f(upVector.x * farHeight,
|
||||
upVector.y * farHeight, upVector.z * farHeight), null);
|
||||
Vector3f farBottom = Vector3f.add(centerFar, new Vector3f(downVector.x * farHeight,
|
||||
downVector.y * farHeight, downVector.z * farHeight), null);
|
||||
Vector3f nearTop = Vector3f.add(centerNear, new Vector3f(upVector.x * nearHeight,
|
||||
upVector.y * nearHeight, upVector.z * nearHeight), null);
|
||||
Vector3f nearBottom = Vector3f.add(centerNear, new Vector3f(downVector.x * nearHeight,
|
||||
downVector.y * nearHeight, downVector.z * nearHeight), null);
|
||||
Vector4f[] points = new Vector4f[8];
|
||||
points[0] = calculateLightSpaceFrustumCorner(farTop, rightVector, farWidth);
|
||||
points[1] = calculateLightSpaceFrustumCorner(farTop, leftVector, farWidth);
|
||||
points[2] = calculateLightSpaceFrustumCorner(farBottom, rightVector, farWidth);
|
||||
points[3] = calculateLightSpaceFrustumCorner(farBottom, leftVector, farWidth);
|
||||
points[4] = calculateLightSpaceFrustumCorner(nearTop, rightVector, nearWidth);
|
||||
points[5] = calculateLightSpaceFrustumCorner(nearTop, leftVector, nearWidth);
|
||||
points[6] = calculateLightSpaceFrustumCorner(nearBottom, rightVector, nearWidth);
|
||||
points[7] = calculateLightSpaceFrustumCorner(nearBottom, leftVector, nearWidth);
|
||||
return points;
|
||||
}
|
||||
|
||||
/**
|
||||
* Calculates one of the corner vertices of the view frustum in world space
|
||||
* and converts it to light space.
|
||||
*
|
||||
* @param startPoint
|
||||
* - the starting center point on the view frustum.
|
||||
* @param direction
|
||||
* - the direction of the corner from the start point.
|
||||
* @param width
|
||||
* - the distance of the corner from the start point.
|
||||
* @return - The relevant corner vertex of the view frustum in light space.
|
||||
*/
|
||||
private Vector4f calculateLightSpaceFrustumCorner(Vector3f startPoint, Vector3f direction,
|
||||
float width) {
|
||||
Vector3f point = Vector3f.add(startPoint,
|
||||
new Vector3f(direction.x * width, direction.y * width, direction.z * width), null);
|
||||
Vector4f point4f = new Vector4f(point.x, point.y, point.z, 1f);
|
||||
Matrix4f.transform(lightViewMatrix, point4f, point4f);
|
||||
return point4f;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The rotation of the camera represented as a matrix.
|
||||
*/
|
||||
private Matrix4f calculateCameraRotationMatrix() {
|
||||
Matrix4f rotation = new Matrix4f();
|
||||
rotation.rotate((float) Math.toRadians(-cam.getYaw()), new Vector3f(0, 1, 0));
|
||||
rotation.rotate((float) Math.toRadians(-cam.getPitch()), new Vector3f(1, 0, 0));
|
||||
return rotation;
|
||||
}
|
||||
|
||||
/**
|
||||
* Calculates the width and height of the near and far planes of the
|
||||
* camera's view frustum. However, this doesn't have to use the "actual" far
|
||||
* plane of the view frustum. It can use a shortened view frustum if desired
|
||||
* by bringing the far-plane closer, which would increase shadow resolution
|
||||
* but means that distant objects wouldn't cast shadows.
|
||||
*/
|
||||
private void calculateWidthsAndHeights() {
|
||||
farWidth = (float) (SHADOW_DISTANCE * Math.tan(Math.toRadians(MasterRenderer.FOV)));
|
||||
nearWidth = (float) (MasterRenderer.NEAR_PLANE
|
||||
* Math.tan(Math.toRadians(MasterRenderer.FOV)));
|
||||
farHeight = farWidth / getAspectRatio();
|
||||
nearHeight = nearWidth / getAspectRatio();
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The aspect ratio of the display (width:height ratio).
|
||||
*/
|
||||
private float getAspectRatio() {
|
||||
return (float) Window.width / (float) Window.height;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,133 @@
|
|||
package io.github.hydos.ginger.engine.shadow;
|
||||
|
||||
import java.nio.ByteBuffer;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL12;
|
||||
import org.lwjgl.opengl.GL14;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
import org.lwjgl.opengl.GL32;
|
||||
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
|
||||
/**
|
||||
* The frame buffer for the shadow pass. This class sets up the depth texture
|
||||
* which can be rendered to during the shadow render pass, producing a shadow
|
||||
* map.
|
||||
*
|
||||
*
|
||||
*/
|
||||
public class ShadowFrameBuffer {
|
||||
|
||||
private final int WIDTH;
|
||||
private final int HEIGHT;
|
||||
private int fbo;
|
||||
private int shadowMap;
|
||||
|
||||
/**
|
||||
* Initialises the frame buffer and shadow map of a certain size.
|
||||
*
|
||||
* @param width
|
||||
* - the width of the shadow map in pixels.
|
||||
* @param height
|
||||
* - the height of the shadow map in pixels.
|
||||
*/
|
||||
protected ShadowFrameBuffer(int width, int height) {
|
||||
this.WIDTH = width;
|
||||
this.HEIGHT = height;
|
||||
initialiseFrameBuffer();
|
||||
}
|
||||
|
||||
/**
|
||||
* Deletes the frame buffer and shadow map texture when the game closes.
|
||||
*/
|
||||
protected void cleanUp() {
|
||||
GL30.glDeleteFramebuffers(fbo);
|
||||
GL11.glDeleteTextures(shadowMap);
|
||||
}
|
||||
|
||||
/**
|
||||
* Binds the frame buffer, setting it as the current render target.
|
||||
*/
|
||||
protected void bindFrameBuffer() {
|
||||
bindFrameBuffer(fbo, WIDTH, HEIGHT);
|
||||
}
|
||||
|
||||
/**
|
||||
* Unbinds the frame buffer, setting the default frame buffer as the current
|
||||
* render target.
|
||||
*/
|
||||
protected void unbindFrameBuffer() {
|
||||
GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, 0);
|
||||
GL11.glViewport(0, 0, Window.width, Window.height);
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The ID of the shadow map texture.
|
||||
*/
|
||||
protected int getShadowMap() {
|
||||
return shadowMap;
|
||||
}
|
||||
|
||||
/**
|
||||
* Creates the frame buffer and adds its depth attachment texture.
|
||||
*/
|
||||
private void initialiseFrameBuffer() {
|
||||
fbo = createFrameBuffer();
|
||||
shadowMap = createDepthBufferAttachment(WIDTH, HEIGHT);
|
||||
unbindFrameBuffer();
|
||||
}
|
||||
|
||||
/**
|
||||
* Binds the frame buffer as the current render target.
|
||||
*
|
||||
* @param frameBuffer
|
||||
* - the frame buffer.
|
||||
* @param width
|
||||
* - the width of the frame buffer.
|
||||
* @param height
|
||||
* - the height of the frame buffer.
|
||||
*/
|
||||
private static void bindFrameBuffer(int frameBuffer, int width, int height) {
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
|
||||
GL30.glBindFramebuffer(GL30.GL_DRAW_FRAMEBUFFER, frameBuffer);
|
||||
GL11.glViewport(0, 0, width, height);
|
||||
}
|
||||
|
||||
/**
|
||||
* Creates a frame buffer and binds it so that attachments can be added to
|
||||
* it. The draw buffer is set to none, indicating that there's no colour
|
||||
* buffer to be rendered to.
|
||||
*
|
||||
* @return The newly created frame buffer's ID.
|
||||
*/
|
||||
private static int createFrameBuffer() {
|
||||
int frameBuffer = GL30.glGenFramebuffers();
|
||||
GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, frameBuffer);
|
||||
GL11.glDrawBuffer(GL11.GL_NONE);
|
||||
GL11.glReadBuffer(GL11.GL_NONE);
|
||||
return frameBuffer;
|
||||
}
|
||||
|
||||
/**
|
||||
* Creates a depth buffer texture attachment.
|
||||
*
|
||||
* @param width
|
||||
* - the width of the texture.
|
||||
* @param height
|
||||
* - the height of the texture.
|
||||
* @return The ID of the depth texture.
|
||||
*/
|
||||
private static int createDepthBufferAttachment(int width, int height) {
|
||||
int texture = GL11.glGenTextures();
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, texture);
|
||||
GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL14.GL_DEPTH_COMPONENT16, width, height, 0,
|
||||
GL11.GL_DEPTH_COMPONENT, GL11.GL_FLOAT, (ByteBuffer) null);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);
|
||||
GL32.glFramebufferTexture(GL30.GL_FRAMEBUFFER, GL30.GL_DEPTH_ATTACHMENT, texture, 0);
|
||||
return texture;
|
||||
}
|
||||
}
|
|
@ -0,0 +1,96 @@
|
|||
package io.github.hydos.ginger.engine.shadow;
|
||||
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL13;
|
||||
import org.lwjgl.opengl.GL20;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
|
||||
import io.github.hydos.ginger.engine.elements.objects.Entity;
|
||||
import io.github.hydos.ginger.engine.mathEngine.Maths;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.MasterRenderer;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.RawModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.TexturedModel;
|
||||
|
||||
public class ShadowMapEntityRenderer {
|
||||
|
||||
private Matrix4f projectionViewMatrix;
|
||||
private ShadowShader shader;
|
||||
|
||||
/**
|
||||
* @param shader
|
||||
* - the simple shader program being used for the shadow render
|
||||
* pass.
|
||||
* @param projectionViewMatrix
|
||||
* - the orthographic projection matrix multiplied by the light's
|
||||
* "view" matrix.
|
||||
*/
|
||||
protected ShadowMapEntityRenderer(ShadowShader shader, Matrix4f projectionViewMatrix) {
|
||||
this.shader = shader;
|
||||
this.projectionViewMatrix = projectionViewMatrix;
|
||||
}
|
||||
|
||||
/**
|
||||
* Renders entieis to the shadow map. Each model is first bound and then all
|
||||
* of the entities using that model are rendered to the shadow map.
|
||||
*
|
||||
* @param entities
|
||||
* - the entities to be rendered to the shadow map.
|
||||
*/
|
||||
protected void render(Map<TexturedModel, List<Entity>> entities) {
|
||||
for (TexturedModel model : entities.keySet()) {
|
||||
RawModel rawModel = model.getRawModel();
|
||||
bindModel(rawModel);
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE0);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, model.getTexture().getTextureID());
|
||||
if(model.getTexture().isTransparent()) {
|
||||
MasterRenderer.disableCulling();
|
||||
}
|
||||
for (Entity entity : entities.get(model)) {
|
||||
prepareInstance(entity);
|
||||
GL11.glDrawElements(GL11.GL_TRIANGLES, rawModel.getVertexCount(),
|
||||
GL11.GL_UNSIGNED_INT, 0);
|
||||
}
|
||||
if(model.getTexture().isTransparent()) {
|
||||
MasterRenderer.enableCulling();
|
||||
}
|
||||
}
|
||||
GL20.glDisableVertexAttribArray(0);
|
||||
GL20.glDisableVertexAttribArray(1);
|
||||
GL30.glBindVertexArray(0);
|
||||
}
|
||||
|
||||
/**
|
||||
* Binds a raw model before rendering. Only the attribute 0 is enabled here
|
||||
* because that is where the positions are stored in the VAO, and only the
|
||||
* positions are required in the vertex shader.
|
||||
*
|
||||
* @param rawModel
|
||||
* - the model to be bound.
|
||||
*/
|
||||
private void bindModel(RawModel rawModel) {
|
||||
GL30.glBindVertexArray(rawModel.getVaoID());
|
||||
GL20.glEnableVertexAttribArray(0);
|
||||
GL20.glEnableVertexAttribArray(1);
|
||||
}
|
||||
|
||||
/**
|
||||
* Prepares an entity to be rendered. The model matrix is created in the
|
||||
* usual way and then multiplied with the projection and view matrix (often
|
||||
* in the past we've done this in the vertex shader) to create the
|
||||
* mvp-matrix. This is then loaded to the vertex shader as a uniform.
|
||||
*
|
||||
* @param entity
|
||||
* - the entity to be prepared for rendering.
|
||||
*/
|
||||
private void prepareInstance(Entity entity) {
|
||||
Matrix4f modelMatrix = Maths.createTransformationMatrix(entity.getPosition(),
|
||||
entity.getRotX(), entity.getRotY(), entity.getRotZ(), entity.getScale());
|
||||
Matrix4f mvpMatrix = Matrix4f.mul(projectionViewMatrix, modelMatrix, null);
|
||||
shader.loadMvpMatrix(mvpMatrix);
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,214 @@
|
|||
package io.github.hydos.ginger.engine.shadow;
|
||||
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
|
||||
import org.lwjgl.opengl.GL11;
|
||||
|
||||
import io.github.hydos.ginger.engine.cameras.ThirdPersonCamera;
|
||||
import io.github.hydos.ginger.engine.elements.objects.Entity;
|
||||
import io.github.hydos.ginger.engine.elements.objects.Light;
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.TexturedModel;
|
||||
|
||||
/**
|
||||
* This class is in charge of using all of the classes in the shadows package to
|
||||
* carry out the shadow render pass, i.e. rendering the scene to the shadow map
|
||||
* texture. This is the only class in the shadows package which needs to be
|
||||
* referenced from outside the shadows package.
|
||||
*/
|
||||
public class ShadowMapMasterRenderer {
|
||||
|
||||
private static final int SHADOW_MAP_SIZE = 5120;
|
||||
|
||||
private ShadowFrameBuffer shadowFbo;
|
||||
private ShadowShader shader;
|
||||
private ShadowBox shadowBox;
|
||||
private Matrix4f projectionMatrix = new Matrix4f();
|
||||
private Matrix4f lightViewMatrix = new Matrix4f();
|
||||
private Matrix4f projectionViewMatrix = new Matrix4f();
|
||||
private Matrix4f offset = createOffset();
|
||||
|
||||
private ShadowMapEntityRenderer entityRenderer;
|
||||
|
||||
/**
|
||||
* Creates instances of the important objects needed for rendering the scene
|
||||
* to the shadow map. This includes the {@link ShadowBox} which calculates
|
||||
* the position and size of the "view cuboid", the simple renderer and
|
||||
* shader program that are used to render objects to the shadow map, and the
|
||||
* {@link ShadowFrameBuffer} to which the scene is rendered. The size of the
|
||||
* shadow map is determined here.
|
||||
*
|
||||
* @param camera
|
||||
* - the camera being used in the scene.
|
||||
*/
|
||||
public ShadowMapMasterRenderer(ThirdPersonCamera camera) {
|
||||
shader = new ShadowShader();
|
||||
shadowBox = new ShadowBox(lightViewMatrix, camera);
|
||||
shadowFbo = new ShadowFrameBuffer(SHADOW_MAP_SIZE, SHADOW_MAP_SIZE);
|
||||
entityRenderer = new ShadowMapEntityRenderer(shader, projectionViewMatrix);
|
||||
}
|
||||
|
||||
/**
|
||||
* Carries out the shadow render pass. This renders the entities to the
|
||||
* shadow map. First the shadow box is updated to calculate the size and
|
||||
* position of the "view cuboid". The light direction is assumed to be
|
||||
* "-lightPosition" which will be fairly accurate assuming that the light is
|
||||
* very far from the scene. It then prepares to render, renders the entities
|
||||
* to the shadow map, and finishes rendering.
|
||||
*
|
||||
* @param entities
|
||||
* - the lists of entities to be rendered. Each list is
|
||||
* associated with the {@link TexturedModel} that all of the
|
||||
* entities in that list use.
|
||||
* @param sun
|
||||
* - the light acting as the sun in the scene.
|
||||
*/
|
||||
public void render(Map<TexturedModel, List<Entity>> entities, Light sun) {
|
||||
shadowBox.update();
|
||||
Vector3f sunPosition = sun.getPosition();
|
||||
Vector3f lightDirection = new Vector3f(-sunPosition.x, -sunPosition.y, -sunPosition.z);
|
||||
prepare(lightDirection, shadowBox);
|
||||
entityRenderer.render(entities);
|
||||
finish();
|
||||
}
|
||||
|
||||
/**
|
||||
* This biased projection-view matrix is used to convert fragments into
|
||||
* "shadow map space" when rendering the main render pass. It converts a
|
||||
* world space position into a 2D coordinate on the shadow map. This is
|
||||
* needed for the second part of shadow mapping.
|
||||
*
|
||||
* @return The to-shadow-map-space matrix.
|
||||
*/
|
||||
public Matrix4f getToShadowMapSpaceMatrix() {
|
||||
return Matrix4f.mul(offset, projectionViewMatrix, null);
|
||||
}
|
||||
|
||||
/**
|
||||
* Clean up the shader and FBO on closing.
|
||||
*/
|
||||
public void cleanUp() {
|
||||
shader.cleanUp();
|
||||
shadowFbo.cleanUp();
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The ID of the shadow map texture. The ID will always stay the
|
||||
* same, even when the contents of the shadow map texture change
|
||||
* each frame.
|
||||
*/
|
||||
public int getShadowMap() {
|
||||
return shadowFbo.getShadowMap();
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The light's "view" matrix.
|
||||
*/
|
||||
protected Matrix4f getLightSpaceTransform() {
|
||||
return lightViewMatrix;
|
||||
}
|
||||
|
||||
/**
|
||||
* Prepare for the shadow render pass. This first updates the dimensions of
|
||||
* the orthographic "view cuboid" based on the information that was
|
||||
* calculated in the {@link SHadowBox} class. The light's "view" matrix is
|
||||
* also calculated based on the light's direction and the center position of
|
||||
* the "view cuboid" which was also calculated in the {@link ShadowBox}
|
||||
* class. These two matrices are multiplied together to create the
|
||||
* projection-view matrix. This matrix determines the size, position, and
|
||||
* orientation of the "view cuboid" in the world. This method also binds the
|
||||
* shadows FBO so that everything rendered after this gets rendered to the
|
||||
* FBO. It also enables depth testing, and clears any data that is in the
|
||||
* FBOs depth attachment from last frame. The simple shader program is also
|
||||
* started.
|
||||
*
|
||||
* @param lightDirection
|
||||
* - the direction of the light rays coming from the sun.
|
||||
* @param box
|
||||
* - the shadow box, which contains all the info about the
|
||||
* "view cuboid".
|
||||
*/
|
||||
private void prepare(Vector3f lightDirection, ShadowBox box) {
|
||||
updateOrthoProjectionMatrix(box.getWidth(), box.getHeight(), box.getLength());
|
||||
updateLightViewMatrix(lightDirection, box.getCenter());
|
||||
Matrix4f.mul(projectionMatrix, lightViewMatrix, projectionViewMatrix);
|
||||
shadowFbo.bindFrameBuffer();
|
||||
GL11.glEnable(GL11.GL_DEPTH_TEST);
|
||||
GL11.glClear(GL11.GL_DEPTH_BUFFER_BIT);
|
||||
shader.start();
|
||||
}
|
||||
|
||||
/**
|
||||
* Finish the shadow render pass. Stops the shader and unbinds the shadow
|
||||
* FBO, so everything rendered after this point is rendered to the screen,
|
||||
* rather than to the shadow FBO.
|
||||
*/
|
||||
private void finish() {
|
||||
shader.stop();
|
||||
shadowFbo.unbindFrameBuffer();
|
||||
}
|
||||
|
||||
/**
|
||||
* Updates the "view" matrix of the light. This creates a view matrix which
|
||||
* will line up the direction of the "view cuboid" with the direction of the
|
||||
* light. The light itself has no position, so the "view" matrix is centered
|
||||
* at the center of the "view cuboid". The created view matrix determines
|
||||
* where and how the "view cuboid" is positioned in the world. The size of
|
||||
* the view cuboid, however, is determined by the projection matrix.
|
||||
*
|
||||
* @param direction
|
||||
* - the light direction, and therefore the direction that the
|
||||
* "view cuboid" should be pointing.
|
||||
* @param center
|
||||
* - the center of the "view cuboid" in world space.
|
||||
*/
|
||||
private void updateLightViewMatrix(Vector3f direction, Vector3f center) {
|
||||
direction.normalise();
|
||||
center.negate();
|
||||
lightViewMatrix.setIdentity();
|
||||
float pitch = (float) Math.acos(new Vector2f(direction.x, direction.z).length());
|
||||
Matrix4f.rotate(pitch, new Vector3f(1, 0, 0), lightViewMatrix, lightViewMatrix);
|
||||
float yaw = (float) Math.toDegrees(((float) Math.atan(direction.x / direction.z)));
|
||||
yaw = direction.z > 0 ? yaw - 180 : yaw;
|
||||
Matrix4f.rotate((float) -Math.toRadians(yaw), new Vector3f(0, 1, 0), lightViewMatrix,
|
||||
lightViewMatrix);
|
||||
Matrix4f.translate(center, lightViewMatrix, lightViewMatrix);
|
||||
}
|
||||
|
||||
/**
|
||||
* Creates the orthographic projection matrix. This projection matrix
|
||||
* basically sets the width, length and height of the "view cuboid", based
|
||||
* on the values that were calculated in the {@link ShadowBox} class.
|
||||
*
|
||||
* @param width
|
||||
* - shadow box width.
|
||||
* @param height
|
||||
* - shadow box height.
|
||||
* @param length
|
||||
* - shadow box length.
|
||||
*/
|
||||
private void updateOrthoProjectionMatrix(float width, float height, float length) {
|
||||
projectionMatrix.setIdentity();
|
||||
projectionMatrix.m00 = 2f / width;
|
||||
projectionMatrix.m11 = 2f / height;
|
||||
projectionMatrix.m22 = -2f / length;
|
||||
projectionMatrix.m33 = 1;
|
||||
}
|
||||
|
||||
/**
|
||||
* Create the offset for part of the conversion to shadow map space. This
|
||||
* conversion is necessary to convert from one coordinate system to the
|
||||
* coordinate system that we can use to sample to shadow map.
|
||||
*
|
||||
* @return The offset as a matrix (so that it's easy to apply to other matrices).
|
||||
*/
|
||||
private static Matrix4f createOffset() {
|
||||
Matrix4f offset = new Matrix4f();
|
||||
offset.translate(new Vector3f(0.5f, 0.5f, 0.5f));
|
||||
offset.scale(new Vector3f(0.5f, 0.5f, 0.5f));
|
||||
return offset;
|
||||
}
|
||||
}
|
|
@ -0,0 +1,33 @@
|
|||
package io.github.hydos.ginger.engine.shadow;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.matrixes.Matrix4f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.shaders.ShaderProgram;
|
||||
|
||||
public class ShadowShader extends ShaderProgram {
|
||||
|
||||
private static final String VERTEX_FILE = "shadowVertexShader.glsl";
|
||||
private static final String FRAGMENT_FILE = "shadowFragmentShader.glsl";
|
||||
|
||||
private int location_mvpMatrix;
|
||||
|
||||
protected ShadowShader() {
|
||||
super(VERTEX_FILE, FRAGMENT_FILE);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void getAllUniformLocations() {
|
||||
location_mvpMatrix = super.getUniformLocation("mvpMatrix");
|
||||
|
||||
}
|
||||
|
||||
protected void loadMvpMatrix(Matrix4f mvpMatrix){
|
||||
super.loadMatrix(location_mvpMatrix, mvpMatrix);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void bindAttributes() {
|
||||
super.bindAttribute(0, "in_position");
|
||||
super.bindAttribute(1, "in_textureCoords");
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,156 @@
|
|||
package io.github.hydos.ginger.engine.terrain;
|
||||
|
||||
import java.awt.image.BufferedImage;
|
||||
import java.io.IOException;
|
||||
|
||||
import javax.imageio.ImageIO;
|
||||
|
||||
import io.github.hydos.ginger.engine.mathEngine.Maths;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector2f;
|
||||
import io.github.hydos.ginger.engine.mathEngine.vectors.Vector3f;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.RawModel;
|
||||
import io.github.hydos.ginger.engine.utils.Loader;
|
||||
import io.github.hydos.ginger.main.settings.Constants;
|
||||
|
||||
public class Terrain {
|
||||
|
||||
private static final float MAX_PIXEL_COLOUR = 256 * 256 * 256;
|
||||
|
||||
private float[][] heights;
|
||||
|
||||
private float x, z;
|
||||
private RawModel model;
|
||||
private TerrainTexturePack texturePack;
|
||||
private TerrainTexture blendMap;
|
||||
|
||||
public Terrain(float gridX, float gridZ, TerrainTexturePack texturePack, TerrainTexture blendMap, String heightMapLocation) {
|
||||
this.texturePack = texturePack;
|
||||
this.blendMap = blendMap;
|
||||
this.x = gridX * Constants.terrainSize;
|
||||
this.z = gridZ * Constants.terrainSize;
|
||||
|
||||
this.model = generateTerrain(heightMapLocation);
|
||||
|
||||
}
|
||||
|
||||
public float getHeightOfTerrain(float worldX, float worldZ) {
|
||||
float terrainX = worldX - this.x;
|
||||
float terrainZ = worldZ - this.z;
|
||||
float gridSquareSize = Constants.terrainSize / ((float) heights.length - 1);
|
||||
int gridX = (int) Math.floor(terrainX / gridSquareSize);
|
||||
int gridZ = (int) Math.floor(terrainZ / gridSquareSize);
|
||||
if(gridX >= heights.length - 1 || gridZ >= heights.length - 1 || gridX <0 || gridZ < 0) {
|
||||
return 0;
|
||||
}
|
||||
float xCoord = (terrainX % gridSquareSize) / gridSquareSize;
|
||||
float zCoord = (terrainZ % gridSquareSize) / gridSquareSize;
|
||||
float answer;
|
||||
if (xCoord <= (1-zCoord)) {
|
||||
answer = Maths
|
||||
.barryCentric(new Vector3f(0, heights[gridX][gridZ], 0), new Vector3f(1,
|
||||
heights[gridX + 1][gridZ], 0), new Vector3f(0,
|
||||
heights[gridX][gridZ + 1], 1), new Vector2f(xCoord, zCoord));
|
||||
} else {
|
||||
answer = Maths
|
||||
.barryCentric(new Vector3f(1, heights[gridX + 1][gridZ], 0), new Vector3f(1,
|
||||
heights[gridX + 1][gridZ + 1], 1), new Vector3f(0,
|
||||
heights[gridX][gridZ + 1], 1), new Vector2f(xCoord, zCoord));
|
||||
}
|
||||
return answer;
|
||||
|
||||
}
|
||||
|
||||
public float getX() {
|
||||
return x;
|
||||
}
|
||||
|
||||
public float getZ() {
|
||||
return z;
|
||||
}
|
||||
|
||||
public RawModel getModel() {
|
||||
return model;
|
||||
}
|
||||
|
||||
public TerrainTexturePack getTexturePack() {
|
||||
return texturePack;
|
||||
}
|
||||
|
||||
public TerrainTexture getBlendMap() {
|
||||
return blendMap;
|
||||
}
|
||||
|
||||
private RawModel generateTerrain(String heightMap){
|
||||
BufferedImage image = null;
|
||||
try {
|
||||
image = ImageIO.read(Class.class.getResourceAsStream("/textures/terrain/" + heightMap));
|
||||
} catch (IOException e) {
|
||||
e.printStackTrace();
|
||||
}
|
||||
|
||||
int VERTEX_COUNT = image.getHeight();
|
||||
heights = new float[VERTEX_COUNT][VERTEX_COUNT];
|
||||
int count = VERTEX_COUNT * VERTEX_COUNT;
|
||||
float[] vertices = new float[count * 3];
|
||||
float[] normals = new float[count * 3];
|
||||
float[] textureCoords = new float[count*2];
|
||||
int[] indices = new int[6*(VERTEX_COUNT-1)*(VERTEX_COUNT-1)];
|
||||
int vertexPointer = 0;
|
||||
|
||||
for(int i=0;i<VERTEX_COUNT;i++){
|
||||
for(int j=0;j<VERTEX_COUNT;j++){
|
||||
vertices[vertexPointer*3] = j/((float)VERTEX_COUNT - 1) * Constants.terrainSize;
|
||||
float height = getHeight(j, i, image);
|
||||
heights[j][i] = height;
|
||||
vertices[vertexPointer*3+1] = height;
|
||||
vertices[vertexPointer*3+2] = i/((float)VERTEX_COUNT - 1) * Constants.terrainSize;
|
||||
Vector3f normal = calculateNormal(j, i, image);
|
||||
normals[vertexPointer*3] = normal.x;
|
||||
normals[vertexPointer*3+1] = normal.y;
|
||||
normals[vertexPointer*3+2] = normal.z;
|
||||
textureCoords[vertexPointer*2] = j/((float)VERTEX_COUNT - 1);
|
||||
textureCoords[vertexPointer*2+1] = i/((float)VERTEX_COUNT - 1);
|
||||
vertexPointer++;
|
||||
}
|
||||
}
|
||||
int pointer = 0;
|
||||
for(int gz=0;gz<VERTEX_COUNT-1;gz++){
|
||||
for(int gx=0;gx<VERTEX_COUNT-1;gx++){
|
||||
int topLeft = (gz*VERTEX_COUNT)+gx;
|
||||
int topRight = topLeft + 1;
|
||||
int bottomLeft = ((gz+1)*VERTEX_COUNT)+gx;
|
||||
int bottomRight = bottomLeft + 1;
|
||||
indices[pointer++] = topLeft;
|
||||
indices[pointer++] = bottomLeft;
|
||||
indices[pointer++] = topRight;
|
||||
indices[pointer++] = topRight;
|
||||
indices[pointer++] = bottomLeft;
|
||||
indices[pointer++] = bottomRight;
|
||||
}
|
||||
}
|
||||
return Loader.loadToVAO(vertices, indices, normals, textureCoords);
|
||||
}
|
||||
|
||||
private float getHeight(int x, int z, BufferedImage image) {
|
||||
if(x<0 || x>=image.getHeight() || z<0 || z>=image.getHeight()) {
|
||||
return 0;
|
||||
}
|
||||
float height = image.getRGB(x, z);
|
||||
height += MAX_PIXEL_COLOUR / 2f;
|
||||
height /= MAX_PIXEL_COLOUR / 2f;
|
||||
height *= Constants.terrainMaxHeight;
|
||||
return height;
|
||||
}
|
||||
|
||||
private Vector3f calculateNormal(int x, int z, BufferedImage image) {
|
||||
float heightL = getHeight(x-1, z, image);
|
||||
float heightR = getHeight(x+1, z, image);
|
||||
float heightD = getHeight(x, z-1, image);
|
||||
float heightU = getHeight(x, z+1, image);
|
||||
Vector3f normal = new Vector3f(heightL-heightR, 2f, heightD - heightU);
|
||||
normal.normalise();
|
||||
return normal;
|
||||
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,18 @@
|
|||
package io.github.hydos.ginger.engine.terrain;
|
||||
|
||||
public class TerrainTexture {
|
||||
|
||||
private int textureID;
|
||||
|
||||
public int getTextureID() {
|
||||
return textureID;
|
||||
}
|
||||
|
||||
public TerrainTexture(int textureID) {
|
||||
super();
|
||||
this.textureID = textureID;
|
||||
}
|
||||
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,33 @@
|
|||
package io.github.hydos.ginger.engine.terrain;
|
||||
|
||||
public class TerrainTexturePack {
|
||||
|
||||
private TerrainTexture backgroundTexture;
|
||||
private TerrainTexture rTexture;
|
||||
private TerrainTexture gTexture;
|
||||
private TerrainTexture bTexture;
|
||||
public TerrainTexturePack(TerrainTexture backgroundTexture, TerrainTexture rTexture, TerrainTexture gTexture,
|
||||
TerrainTexture bTexture) {
|
||||
this.backgroundTexture = backgroundTexture;
|
||||
this.rTexture = rTexture;
|
||||
this.gTexture = gTexture;
|
||||
this.bTexture = bTexture;
|
||||
}
|
||||
public TerrainTexture getBackgroundTexture() {
|
||||
return backgroundTexture;
|
||||
}
|
||||
public TerrainTexture getrTexture() {
|
||||
return rTexture;
|
||||
}
|
||||
public TerrainTexture getgTexture() {
|
||||
return gTexture;
|
||||
}
|
||||
public TerrainTexture getbTexture() {
|
||||
return bTexture;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,219 @@
|
|||
package io.github.hydos.ginger.engine.utils;
|
||||
|
||||
import java.nio.FloatBuffer;
|
||||
import java.nio.IntBuffer;
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
import org.lwjgl.BufferUtils;
|
||||
import org.lwjgl.opengl.EXTTextureFilterAnisotropic;
|
||||
import org.lwjgl.opengl.GL11;
|
||||
import org.lwjgl.opengl.GL13;
|
||||
import org.lwjgl.opengl.GL14;
|
||||
import org.lwjgl.opengl.GL15;
|
||||
import org.lwjgl.opengl.GL20;
|
||||
import org.lwjgl.opengl.GL30;
|
||||
import org.lwjgl.opengl.GL33;
|
||||
|
||||
import io.github.hydos.ginger.engine.io.Window;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.RawModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.texture.Image;
|
||||
import io.github.hydos.ginger.engine.renderEngine.texture.ModelTexture;
|
||||
import io.github.hydos.ginger.engine.terrain.TerrainTexture;
|
||||
|
||||
public class Loader {
|
||||
|
||||
private static List<Integer> vaos = new ArrayList<Integer>();
|
||||
private static List<Integer> vbos = new ArrayList<Integer>();
|
||||
|
||||
public static int loadCubeMap(String[] textureFiles) {
|
||||
int texID = GL11.glGenTextures();
|
||||
GL13.glActiveTexture(GL13.GL_TEXTURE0);
|
||||
GL11.glBindTexture(GL13.GL_TEXTURE_CUBE_MAP, texID);
|
||||
|
||||
for(int i=0;i<textureFiles.length;i++) {
|
||||
// System.out.println("/textures/skybox/" + textureFiles[i]);
|
||||
Image data = Image.createImage("/textures/skybox/" + textureFiles[i]);
|
||||
GL11.glTexImage2D(GL13.GL_TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, GL11.GL_RGBA, data.getWidth(), data.getHeight(), 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, data.getImage());
|
||||
}
|
||||
|
||||
GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
|
||||
GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
|
||||
vaos.add(texID);
|
||||
return texID;
|
||||
}
|
||||
|
||||
private static void bindIndicesBuffer(int[] indices) {
|
||||
int vboID = GL15.glGenBuffers();
|
||||
vbos.add(vboID);
|
||||
GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, vboID);
|
||||
IntBuffer buffer = storeDataInIntBuffer(indices);
|
||||
GL15.glBufferData(GL15.GL_ELEMENT_ARRAY_BUFFER, buffer, GL15.GL_STATIC_DRAW);
|
||||
}
|
||||
|
||||
public static RawModel loadToVAO(float[] positions, int dimensions) {
|
||||
int vaoID = createVAO();
|
||||
storeDataInAttributeList(0, dimensions, positions);
|
||||
unbindVAO();
|
||||
return new RawModel(vaoID, positions.length / dimensions);
|
||||
}
|
||||
|
||||
private static IntBuffer storeDataInIntBuffer(int[] data) {
|
||||
IntBuffer buffer = BufferUtils.createIntBuffer(data.length);
|
||||
buffer.put(data);
|
||||
buffer.flip();
|
||||
return buffer;
|
||||
}
|
||||
|
||||
private static int createVAO() {
|
||||
int vaoID = GL30.glGenVertexArrays();
|
||||
vaos.add(vaoID);
|
||||
GL30.glBindVertexArray(vaoID);
|
||||
return vaoID;
|
||||
}
|
||||
|
||||
public static int createEmptyVbo(int floatCount) {
|
||||
int vbo = GL15.glGenBuffers();
|
||||
vbos.add(vbo);
|
||||
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vbo);
|
||||
GL15.glBufferData(GL15.GL_ARRAY_BUFFER, floatCount * 4, GL15.GL_STREAM_DRAW);
|
||||
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
|
||||
return vbo;
|
||||
}
|
||||
|
||||
public static void updateVbo(int vbo, float[] data, FloatBuffer buffer) {
|
||||
buffer.clear();
|
||||
buffer.put(data);
|
||||
buffer.flip();
|
||||
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vbo);
|
||||
GL15.glBufferData(GL15.GL_ARRAY_BUFFER, buffer.capacity() * 4, GL15.GL_STREAM_DRAW);
|
||||
GL15.glBufferSubData(GL15.GL_ARRAY_BUFFER, 0, buffer);
|
||||
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
|
||||
}
|
||||
|
||||
public static void addInstancedAttribute(int vao, int vbo, int att, int dataSize, int instancedDataLength, int offset) {
|
||||
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vbo);
|
||||
GL30.glBindVertexArray(vao);
|
||||
GL20.glVertexAttribPointer(att, dataSize, GL11.GL_FLOAT, false, instancedDataLength * 4, offset * 4);
|
||||
GL33.glVertexAttribDivisor(att, 1);
|
||||
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
|
||||
GL30.glBindVertexArray(0);
|
||||
}
|
||||
|
||||
private static void storeDataInAttributeList(int attributeNumber, int coordinateSize, float[] data) {
|
||||
int vboID = GL15.glGenBuffers();
|
||||
vbos.add(vboID);
|
||||
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vboID);
|
||||
FloatBuffer buffer = storeDataInFloatBuffer(data);
|
||||
GL15.glBufferData(GL15.GL_ARRAY_BUFFER, buffer, GL15.GL_STATIC_DRAW);
|
||||
GL20.glVertexAttribPointer(attributeNumber, coordinateSize, GL11.GL_FLOAT, false, 0, 0);
|
||||
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
|
||||
}
|
||||
|
||||
private static void unbindVAO() {
|
||||
GL30.glBindVertexArray(0);
|
||||
}
|
||||
|
||||
private static FloatBuffer storeDataInFloatBuffer(float[] data) {
|
||||
FloatBuffer buffer = BufferUtils.createFloatBuffer(data.length);
|
||||
buffer.put(data);
|
||||
buffer.flip();
|
||||
return buffer;
|
||||
}
|
||||
|
||||
public static void cleanUp() {
|
||||
for(int vao:vaos) {
|
||||
GL30.glDeleteVertexArrays(vao);
|
||||
}
|
||||
for(int vbo:vbos) {
|
||||
GL15.glDeleteBuffers(vbo);
|
||||
}
|
||||
}
|
||||
|
||||
public static int loadToVAO(float[] positions, float[] textureCoords) {
|
||||
int vaoID = createVAO();
|
||||
storeDataInAttributeList(0, 2, positions);
|
||||
storeDataInAttributeList(1, 2, textureCoords);
|
||||
unbindVAO();
|
||||
return vaoID;
|
||||
}
|
||||
|
||||
public static RawModel loadToVAO(float[] positions, int[] indices, float[] normals, float[] textureCoords) {
|
||||
int vaoID = createVAO();
|
||||
bindIndicesBuffer(indices);
|
||||
storeDataInAttributeList(0, 3, positions);
|
||||
storeDataInAttributeList(1, 2, textureCoords);
|
||||
storeDataInAttributeList(2, 3, normals);
|
||||
unbindVAO();
|
||||
return new RawModel(vaoID, indices.length);
|
||||
}
|
||||
|
||||
public static RawModel loadToVAO(float[] positions, int[] indices, float[] normals, float[] tangents, float[] textureCoords) {
|
||||
int vaoID = createVAO();
|
||||
bindIndicesBuffer(indices);
|
||||
storeDataInAttributeList(0, 3, positions);
|
||||
storeDataInAttributeList(1, 2, textureCoords);
|
||||
storeDataInAttributeList(2, 3, normals);
|
||||
storeDataInAttributeList(3, 3, tangents);
|
||||
unbindVAO();
|
||||
return new RawModel(vaoID, indices.length);
|
||||
}
|
||||
|
||||
public static TerrainTexture loadTerrainTexture(String string) {
|
||||
return new TerrainTexture(new ModelTexture("terrain/" + string).getTextureID());
|
||||
}
|
||||
|
||||
public static int loadTexture(String path) {
|
||||
int textureID = GL11.glGenTextures();
|
||||
Image texture = Image.createImage("/textures/" + path);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, 10241, 9729.0f);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, 10240, 9729.0f);
|
||||
GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, texture.getWidth(), texture.getHeight(), 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, texture.getImage());
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
|
||||
GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR_MIPMAP_LINEAR);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL14.GL_TEXTURE_LOD_BIAS, -1f);
|
||||
if(Window.glContext.GL_EXT_texture_filter_anisotropic) {//TODO: add option to use or disable
|
||||
float amount = Math.min(4f, GL11.glGetFloat(EXTTextureFilterAnisotropic.GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT));
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, EXTTextureFilterAnisotropic.GL_TEXTURE_MAX_ANISOTROPY_EXT, amount);
|
||||
}else
|
||||
System.out.println("anisotropic not supported!");
|
||||
return textureID;
|
||||
}
|
||||
|
||||
public static int loadTextureDirectly(String path) {
|
||||
int textureID = GL11.glGenTextures();
|
||||
Image texture = Image.createImage(path);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, 10241, 9729.0f);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, 10240, 9729.0f);
|
||||
GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, texture.getWidth(), texture.getHeight(), 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, texture.getImage());
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
|
||||
GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR_MIPMAP_LINEAR);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL14.GL_TEXTURE_LOD_BIAS, -1f);
|
||||
if(Window.glContext.GL_EXT_texture_filter_anisotropic) {//TODO: add option to use or disable
|
||||
float amount = Math.min(4f, GL11.glGetFloat(EXTTextureFilterAnisotropic.GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT));
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, EXTTextureFilterAnisotropic.GL_TEXTURE_MAX_ANISOTROPY_EXT, amount);
|
||||
}else
|
||||
System.out.println("anisotropic not supported!");
|
||||
return textureID;
|
||||
}
|
||||
|
||||
public static int loadFontAtlas(String path) {
|
||||
int textureID = GL11.glGenTextures();
|
||||
Image texture = Image.createImage("/fonts/" + path);
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, 10241, 9729.0f);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, 10240, 9729.0f);
|
||||
GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, texture.getWidth(), texture.getHeight(), 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, texture.getImage());
|
||||
GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
|
||||
GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
|
||||
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR_MIPMAP_LINEAR);
|
||||
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL14.GL_TEXTURE_LOD_BIAS, -0f);
|
||||
return textureID;
|
||||
}
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,40 @@
|
|||
package io.github.hydos.ginger.main;
|
||||
|
||||
import io.github.hydos.ginger.UI.UIManager;
|
||||
import io.github.hydos.ginger.UI.enums.UIColourType;
|
||||
import io.github.hydos.ginger.engine.font.TextMaster;
|
||||
import io.github.hydos.ginger.engine.obj.ModelLoader;
|
||||
import io.github.hydos.ginger.engine.obj.normals.NormalMappedObjLoader;
|
||||
import io.github.hydos.ginger.engine.renderEngine.MasterRenderer;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.RawModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.models.TexturedModel;
|
||||
import io.github.hydos.ginger.engine.renderEngine.texture.ModelTexture;
|
||||
|
||||
public class GingerMain {
|
||||
|
||||
public static UIManager manager;
|
||||
|
||||
public static void init() {
|
||||
TextMaster.init();
|
||||
manager = new UIManager(UIColourType.dark);
|
||||
}
|
||||
|
||||
public static TexturedModel createTexturedModel(String texturePath, String modelPath) {
|
||||
TexturedModel model = ModelLoader.loadModel(modelPath, texturePath);
|
||||
return model;
|
||||
}
|
||||
|
||||
public static TexturedModel createTexturedModel(String texturePath, String modelPath, String normalMapPath) {
|
||||
RawModel model = NormalMappedObjLoader.loadOBJ(modelPath);
|
||||
TexturedModel texturedModel = new TexturedModel(model, new ModelTexture(texturePath));
|
||||
return texturedModel;
|
||||
}
|
||||
|
||||
public static void update() {
|
||||
manager.update();
|
||||
}
|
||||
|
||||
public static void preRenderScene(MasterRenderer renderer) {
|
||||
renderer.renderGui(manager.getBackgroundTexture());
|
||||
}
|
||||
}
|
|
@ -0,0 +1,20 @@
|
|||
package io.github.hydos.ginger.main.settings;
|
||||
|
||||
public class Constants {
|
||||
|
||||
//player variables
|
||||
public static float gravity = 0;
|
||||
public static float jumpPower = 0;
|
||||
public static float turnSpeed = 0;
|
||||
public static float movementSpeed = 0;
|
||||
|
||||
//terrain variables
|
||||
public static float terrainSize = 100;
|
||||
public static float terrainMaxHeight = 10;
|
||||
|
||||
//FPS/UPS
|
||||
public static final double NS = 1000000000/60.0;
|
||||
|
||||
|
||||
|
||||
}
|
|
@ -0,0 +1,10 @@
|
|||
package io.github.hydos.ginger.main.tools;
|
||||
|
||||
public class GSceneBuilder {
|
||||
|
||||
/**
|
||||
*
|
||||
* The class for turning GScene files into the engine parts in java
|
||||
*/
|
||||
|
||||
}
|
Some files were not shown because too many files have changed in this diff Show More
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Reference in New Issue