2022-02-15 03:12:20 +00:00
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/**
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* Furnace Tracker - multi-system chiptune tracker
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* Copyright (C) 2021-2022 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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2021-05-26 08:17:12 +00:00
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#ifndef _GB_H
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#define _GB_H
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#include "../dispatch.h"
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#include "../macroInt.h"
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2022-04-08 07:11:33 +00:00
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#include "../waveSynth.h"
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2021-05-26 08:17:12 +00:00
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#include "sound/gb/gb.h"
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2022-08-11 05:46:15 +00:00
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#include <queue>
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2021-05-26 08:17:12 +00:00
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class DivPlatformGB: public DivDispatch {
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struct Channel {
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2022-04-28 05:50:09 +00:00
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int freq, baseFreq, pitch, pitch2, note, ins;
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2022-04-25 23:58:17 +00:00
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unsigned char duty, sweep;
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2022-08-11 06:24:53 +00:00
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bool active, insChanged, freqChanged, sweepChanged, keyOn, keyOff, inPorta, released, softEnv, killIt;
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2022-08-15 04:07:19 +00:00
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bool soManyHacksToMakeItDefleCompatible;
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2022-08-11 06:24:53 +00:00
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signed char vol, outVol, wave, lastKill;
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2022-08-07 05:03:27 +00:00
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unsigned char envVol, envDir, envLen, soundLen;
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2022-08-10 06:55:44 +00:00
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unsigned short hwSeqPos;
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short hwSeqDelay;
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2021-05-26 08:17:12 +00:00
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DivMacroInt std;
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2022-04-28 06:31:16 +00:00
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void macroInit(DivInstrument* which) {
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std.init(which);
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pitch2=0;
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}
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2021-05-26 08:17:12 +00:00
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Channel():
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freq(0),
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baseFreq(0),
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pitch(0),
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2022-04-28 05:50:09 +00:00
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pitch2(0),
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2021-05-26 08:17:12 +00:00
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note(0),
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2022-01-20 21:56:35 +00:00
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ins(-1),
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2021-05-26 22:43:14 +00:00
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duty(0),
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2021-05-28 06:26:57 +00:00
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sweep(0),
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2021-05-26 08:17:12 +00:00
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active(false),
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insChanged(true),
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freqChanged(false),
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2021-05-28 06:26:57 +00:00
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sweepChanged(false),
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2021-05-26 08:17:12 +00:00
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keyOn(false),
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keyOff(false),
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2021-05-28 07:30:09 +00:00
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inPorta(false),
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2022-08-10 06:55:44 +00:00
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released(false),
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2022-08-10 21:27:29 +00:00
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softEnv(false),
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2022-08-11 06:24:53 +00:00
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killIt(false),
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2022-08-15 04:07:19 +00:00
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soManyHacksToMakeItDefleCompatible(false),
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2021-05-28 04:03:10 +00:00
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vol(15),
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2022-01-26 23:03:25 +00:00
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outVol(15),
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2022-08-07 05:03:27 +00:00
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wave(-1),
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2022-08-11 06:24:53 +00:00
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lastKill(0),
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2022-08-07 05:03:27 +00:00
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envVol(0),
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envDir(0),
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envLen(0),
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2022-08-09 19:53:31 +00:00
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soundLen(0),
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hwSeqPos(0),
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hwSeqDelay(0) {}
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2021-05-26 08:17:12 +00:00
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};
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Channel chan[4];
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2022-04-30 23:33:12 +00:00
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DivDispatchOscBuffer* oscBuf[4];
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2021-12-18 08:25:42 +00:00
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bool isMuted[4];
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2022-08-04 00:17:18 +00:00
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bool antiClickEnabled;
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2022-10-02 05:06:06 +00:00
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bool enoughAlready;
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2021-05-28 04:33:04 +00:00
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unsigned char lastPan;
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2022-04-08 07:11:33 +00:00
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DivWaveSynth ws;
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2022-08-11 05:46:15 +00:00
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struct QueuedWrite {
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unsigned char addr;
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unsigned char val;
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QueuedWrite(unsigned char a, unsigned char v): addr(a), val(v) {}
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};
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std::queue<QueuedWrite> writes;
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2021-05-26 22:43:14 +00:00
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2022-08-04 00:17:18 +00:00
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int antiClickPeriodCount, antiClickWavePos;
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2021-05-26 08:17:12 +00:00
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GB_gameboy_t* gb;
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2022-08-11 05:46:15 +00:00
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GB_model_t model;
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2022-02-22 03:31:27 +00:00
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unsigned char regPool[128];
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2021-12-18 08:25:42 +00:00
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unsigned char procMute();
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2022-09-23 14:24:02 +00:00
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void updateWave();
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friend void putDispatchChip(void*,int);
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2022-01-27 05:29:16 +00:00
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friend void putDispatchChan(void*,int,int);
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2021-05-26 08:17:12 +00:00
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public:
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2021-12-06 21:51:18 +00:00
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void acquire(short* bufL, short* bufR, size_t start, size_t len);
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2021-05-26 08:17:12 +00:00
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int dispatch(DivCommand c);
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2022-01-27 05:29:16 +00:00
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void* getChanState(int chan);
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2022-06-05 23:17:00 +00:00
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DivMacroInt* getChanMacroInt(int ch);
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2022-04-30 23:33:12 +00:00
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DivDispatchOscBuffer* getOscBuffer(int chan);
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2022-02-22 03:31:27 +00:00
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unsigned char* getRegisterPool();
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int getRegisterPoolSize();
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2021-12-11 18:14:38 +00:00
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void reset();
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2021-12-21 06:29:07 +00:00
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void forceIns();
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2022-04-15 20:01:11 +00:00
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void tick(bool sysTick=true);
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2021-12-18 08:25:42 +00:00
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void muteChannel(int ch, bool mute);
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2022-08-11 04:56:25 +00:00
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int getPortaFloor(int ch);
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2021-12-06 21:51:18 +00:00
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bool isStereo();
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2022-08-11 05:46:15 +00:00
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bool getDCOffRequired();
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2022-01-18 04:59:52 +00:00
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void notifyInsChange(int ins);
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2022-01-18 05:25:10 +00:00
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void notifyWaveChange(int wave);
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2022-01-14 00:36:02 +00:00
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void notifyInsDeletion(void* ins);
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2022-02-01 23:08:19 +00:00
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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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2022-02-03 23:38:57 +00:00
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const char** getRegisterSheet();
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2022-09-30 01:13:40 +00:00
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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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2021-12-15 05:37:27 +00:00
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void quit();
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~DivPlatformGB();
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2021-05-26 08:17:12 +00:00
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};
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#endif
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