113 lines
3.0 KiB
Plaintext
113 lines
3.0 KiB
Plaintext
/***************************************************************************
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exsid-builder.cpp - exSID builder class for creating/controlling
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exSIDs.
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-------------------
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Based on hardsid-builder.cpp (C) 2001 Simon White
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copyright : (C) 2015 Thibaut VARENE
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License version 2 as *
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* published by the Free Software Foundation. *
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* *
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***************************************************************************/
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#include <stdio.h>
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#include <cstring>
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#include <string>
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#include <memory>
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#include <sstream>
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#include <algorithm>
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#include <new>
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#include "exsid.h"
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#include "exsid-emu.h"
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bool exSIDBuilder::m_initialised = false;
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unsigned int exSIDBuilder::m_count = 0;
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exSIDBuilder::exSIDBuilder(const char * const name) :
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sidbuilder(name)
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{
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if (!m_initialised)
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{
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m_count = 1;
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m_initialised = true;
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}
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}
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exSIDBuilder::~exSIDBuilder()
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{
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// Remove all SID emulations
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remove();
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}
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// Create a new sid emulation. Called by libsidplay2 only
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unsigned int exSIDBuilder::create(unsigned int sids)
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{
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m_status = true;
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// Check available devices
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unsigned int count = availDevices();
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if (count == 0)
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{
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m_errorBuffer.assign(name()).append(" ERROR: No devices found");
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goto exSIDBuilder_create_error;
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}
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if (count < sids)
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sids = count;
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for (count = 0; count < sids; count++)
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{
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try
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{
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std::unique_ptr<libsidplayfp::exSID> sid(new libsidplayfp::exSID(this));
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// SID init failed?
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if (!sid->getStatus())
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{
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m_errorBuffer = sid->error();
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goto exSIDBuilder_create_error;
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}
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sidobjs.insert(sid.release());
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}
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// Memory alloc failed?
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catch (std::bad_alloc const &)
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{
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m_errorBuffer.assign(name()).append(" ERROR: Unable to create exSID object");
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goto exSIDBuilder_create_error;
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}
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}
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exSIDBuilder_create_error:
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if (count == 0)
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m_status = false;
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return count;
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}
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unsigned int exSIDBuilder::availDevices() const
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{
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return m_count;
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}
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const char *exSIDBuilder::credits() const
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{
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return libsidplayfp::exSID::getCredits();
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}
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void exSIDBuilder::flush()
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{
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for (emuset_t::iterator it=sidobjs.begin(); it != sidobjs.end(); ++it)
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static_cast<libsidplayfp::exSID*>(*it)->flush();
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}
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void exSIDBuilder::filter (bool enable)
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{
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std::for_each(sidobjs.begin(), sidobjs.end(), applyParameter<libsidplayfp::exSID, bool>(&libsidplayfp::exSID::filter, enable));
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}
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