furnace/src/engine/platform/pokey.h
2023-07-13 04:09:20 -05:00

88 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 _POKEY_H
#define _POKEY_H
#include "../dispatch.h"
#include "../fixedQueue.h"
extern "C" {
#include "sound/pokey/mzpokeysnd.h"
}
#include "sound/pokey/AltASAP.hpp"
class DivPlatformPOKEY: public DivDispatch {
struct Channel: public SharedChannel<int> {
unsigned char wave;
bool ctlChanged;
Channel():
SharedChannel<int>(15),
wave(5),
ctlChanged(true) {}
};
Channel chan[4];
DivDispatchOscBuffer* oscBuf[4];
bool isMuted[4];
struct QueuedWrite {
unsigned char addr;
unsigned char val;
QueuedWrite(): addr(0), val(0) {}
QueuedWrite(unsigned char a, unsigned char v): addr(a), val(v) {}
};
FixedQueue<QueuedWrite,128> writes;
unsigned char audctl, skctl;
bool audctlChanged, skctlChanged;
unsigned char oscBufDelay;
PokeyState pokey;
AltASAP::Pokey altASAP;
bool useAltASAP;
unsigned char regPool[16];
friend void putDispatchChip(void*,int);
friend void putDispatchChan(void*,int,int);
public:
void acquire(short** buf, size_t len);
void acquireMZ(short* buf, size_t len);
void acquireASAP(short* buf, size_t len);
int dispatch(DivCommand c);
void* getChanState(int chan);
DivMacroInt* getChanMacroInt(int ch);
DivDispatchOscBuffer* getOscBuffer(int chan);
unsigned char* getRegisterPool();
int getRegisterPoolSize();
void reset();
void forceIns();
void tick(bool sysTick=true);
void muteChannel(int ch, bool mute);
bool keyOffAffectsArp(int ch);
float getPostAmp();
void setFlags(const DivConfig& flags);
void notifyInsDeletion(void* ins);
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();
void setAltASAP(bool useAltASAP);
~DivPlatformPOKEY();
};
#endif