113 lines
3.5 KiB
C++
113 lines
3.5 KiB
C++
/**
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* Furnace Tracker - multi-system chiptune tracker
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* Copyright (C) 2021-2023 tildearrow and contributors
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef _YM2608_H
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#define _YM2608_H
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#include "fmshared_OPN.h"
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#include "sound/ymfm/ymfm_opn.h"
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#include "ay.h"
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class DivYM2608Interface: public ymfm::ymfm_interface {
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public:
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unsigned char* adpcmBMem;
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int sampleBank;
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uint8_t ymfm_external_read(ymfm::access_class type, uint32_t address);
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void ymfm_external_write(ymfm::access_class type, uint32_t address, uint8_t data);
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DivYM2608Interface(): adpcmBMem(NULL), sampleBank(0) {}
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};
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class DivPlatformYM2608: public DivPlatformOPN {
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protected:
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const unsigned short chanOffs[6]={
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0x00, 0x01, 0x02, 0x100, 0x101, 0x102
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};
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const unsigned char konOffs[6]={
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0, 1, 2, 4, 5, 6
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};
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OPNChannelStereo chan[16];
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DivDispatchOscBuffer* oscBuf[16];
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bool isMuted[16];
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ym3438_t fm_nuked;
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ymfm::ym2608* fm;
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ymfm::ym2608::output_data fmout;
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unsigned char* adpcmBMem;
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size_t adpcmBMemLen;
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DivYM2608Interface iface;
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unsigned int sampleOffB[256];
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bool sampleLoaded[256];
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DivPlatformAY8910* ay;
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unsigned char sampleBank;
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unsigned char writeRSSOff, writeRSSOn;
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int globalRSSVolume;
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bool extMode, noExtMacros;
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unsigned char prescale, nukedMult;
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double NOTE_OPNB(int ch, int note);
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double NOTE_ADPCMB(int note);
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friend void putDispatchChip(void*,int);
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inline void commitState(int ch, DivInstrument* ins);
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void acquire_combo(short** buf, size_t len);
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void acquire_ymfm(short** buf, size_t len);
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public:
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void acquire(short** buf, size_t len);
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int dispatch(DivCommand c);
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void* getChanState(int chan);
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DivMacroInt* getChanMacroInt(int ch);
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virtual unsigned short getPan(int chan);
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DivDispatchOscBuffer* getOscBuffer(int chan);
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unsigned char* getRegisterPool();
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int getRegisterPoolSize();
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void reset();
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void forceIns();
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void tick(bool sysTick=true);
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void muteChannel(int ch, bool mute);
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int getOutputCount();
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bool keyOffAffectsArp(int ch);
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void notifyInsChange(int ins);
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virtual void notifyInsDeletion(void* ins);
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void setSkipRegisterWrites(bool val);
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void poke(unsigned int addr, unsigned short val);
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void poke(std::vector<DivRegWrite>& wlist);
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const char** getRegisterSheet();
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const void* getSampleMem(int index);
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size_t getSampleMemCapacity(int index);
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size_t getSampleMemUsage(int index);
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bool isSampleLoaded(int index, int sample);
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void renderSamples(int chipID);
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void setFlags(const DivConfig& flags);
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int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
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void quit();
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DivPlatformYM2608():
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DivPlatformOPN(2, 6, 9, 15, 16, 9440540.0, 72, 32),
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prescale(0x2d) {}
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~DivPlatformYM2608();
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};
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#endif
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