furnace/src/engine/platform/arcade.h

91 lines
2.7 KiB
C++

/**
* Furnace Tracker - multi-system chiptune tracker
* Copyright (C) 2021-2023 tildearrow and contributors
*
* 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 _ARCADE_H
#define _ARCADE_H
#include "fmshared_OPM.h"
#include "../../../extern/opm/opm.h"
#include "sound/ymfm/ymfm_opm.h"
class DivArcadeInterface: public ymfm::ymfm_interface {
};
class DivPlatformArcade: public DivPlatformOPM {
protected:
const unsigned short chanOffs[8]={
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07
};
struct Channel: public FMChannel {
unsigned char chVolL, chVolR;
Channel():
FMChannel(),
chVolL(1),
chVolR(1) {}
};
Channel chan[8];
DivDispatchOscBuffer* oscBuf[8];
opm_t fm;
int baseFreqOff;
unsigned char amDepth, pmDepth;
ymfm::ym2151* fm_ymfm;
ymfm::ym2151::output_data out_ymfm;
DivArcadeInterface iface;
bool useYMFM;
bool isMuted[8];
int octave(int freq);
int toFreq(int freq);
void commitState(int ch, DivInstrument* ins);
void acquire_nuked(short** buf, size_t len);
void acquire_ymfm(short** buf, size_t len);
friend void putDispatchChan(void*,int,int);
friend void putDispatchChip(void*,int);
public:
void acquire(short** buf, size_t len);
int dispatch(DivCommand c);
void* getChanState(int chan);
DivDispatchOscBuffer* getOscBuffer(int chan);
unsigned char* getRegisterPool();
int getRegisterPoolSize();
void reset();
void forceIns();
void tick(bool sysTick=true);
void muteChannel(int ch, bool mute);
DivMacroInt* getChanMacroInt(int ch);
void notifyInsChange(int ins);
void notifyInsDeletion(void* ins);
void setFlags(const DivConfig& flags);
int getOutputCount();
void setYMFM(bool use);
void poke(unsigned int addr, unsigned short val);
void poke(std::vector<DivRegWrite>& wlist);
const char** getRegisterSheet();
int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
void quit();
~DivPlatformArcade();
};
#endif