cog/Frameworks/libsidplay/sidplay-residfp-code/.svn/pristine/a5/a5779ba64f054191c13bc788254...

170 lines
4.2 KiB
Plaintext

/*
* This file is part of libsidplayfp, a SID player engine.
*
* Copyright 2011-2013 Leandro Nini <drfiemost@users.sourceforge.net>
* Copyright 2007-2010 Antti Lankila
* Copyright 2000 Simon White
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef SIDPLAYFP_H
#define SIDPLAYFP_H
#include <stdint.h>
#include <stdio.h>
#include "sidplayfp/siddefs.h"
#include "sidplayfp/sidversion.h"
class SidConfig;
class SidTune;
class SidInfo;
class EventContext;
// Private Sidplayer
namespace libsidplayfp
{
class Player;
}
/**
* sidplayfp
*/
class SID_EXTERN sidplayfp
{
private:
libsidplayfp::Player &sidplayer;
public:
sidplayfp();
~sidplayfp();
/**
* Get the current engine configuration.
*
* @return a const reference to the current configuration.
*/
const SidConfig &config() const;
/**
* Get the current player informations.
*
* @return a const reference to the current info.
*/
const SidInfo &info() const;
/**
* Configure the engine.
* Check #error for detailed message if something goes wrong.
*
* @param cfg the new configuration
* @return true on success, false otherwise.
*/
bool config(const SidConfig &cfg);
/**
* Error message.
*
* @return string error message.
*/
const char *error() const;
/**
* Set the fast-forward factor.
*
* @param percent
*/
bool fastForward(unsigned int percent);
/**
* Load a tune.
* Check #error for detailed message if something goes wrong.
*
* @param tune the SidTune to load, 0 unloads current tune.
* @return true on sucess, false otherwise.
*/
bool load(SidTune *tune);
/**
* Produce samples to play.
*
* @param buffer pointer to the buffer to fill with samples.
* @param count the size of the buffer measured in 16 bit samples.
* @return the number of produced samples.
*/
uint_least32_t play(short *buffer, uint_least32_t count);
/**
* Check if the engine is playing or stopped.
*
* @return true if playing, false otherwise.
*/
bool isPlaying() const;
/** Stop the engine. */
void stop();
/**
* Control debugging.
* Only has effect if library have been compiled
* with the --enable-debug option.
*
* @param enable enable/disable debugging.
* @param out the file where to redirect the debug info.
*/
void debug(bool enable, FILE *out);
/**
* Mute/unmute a SID channel.
*
* @param sidNum the SID chip, 0 for the first one, 1 for the second.
* @param voice the channel to mute/unmute.
* @param enable true unmutes the channel, false mutes it.
*/
void mute(unsigned int sidNum, unsigned int voice, bool enable);
/**
* Get the current playing time with respect to resolution returned by timebase.
*
* @return the current playing time.
*/
uint_least32_t time() const;
/**
* Set ROMs.
* The ROMs are validate against known ones.
*
* @param kernal pointer to Kernal ROM.
* @param basic pointer to Basic ROM, generally needed only for BASIC tunes.
* @param character pointer to character generator ROM.
*/
void setRoms(const uint8_t* kernal, const uint8_t* basic=0, const uint8_t* character=0);
/**
* Get the event scheduler.
*
* @return pointer to the scheduler.
*/
EventContext *getEventContext();
/**
* Get the CIA 1 Timer A programmed value.
*/
uint_least16_t getCia1TimerA() const;
};
#endif // SIDPLAYFP_H