/** * Furnace Tracker - multi-system chiptune tracker * Copyright (C) 2021-2022 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. */ #include "qsound.h" #include "../engine.h" #include "../../ta-log.h" #include #include #define CHIP_DIVIDER (1248*2) #define QS_NOTE_FREQUENCY(x) parent->calcBaseFreq(440,4096,(x)-3,false) #define rWrite(a,v) {if(!skipRegisterWrites) {qsound_write_data(&chip,a,v); if(dumpWrites) addWrite(a,v); }} #define immWrite(a,v) {qsound_write_data(&chip,a,v); if(dumpWrites) addWrite(a,v);} const char* regCheatSheetQSound[]={ "Ch15_Bank", "00", "Ch00_Start", "01", "Ch00_Freq", "02", "Ch00_Phase", "03", "Ch00_Loop", "04", "Ch00_End", "05", "Ch00_Volume", "06", "Ch00_Bank", "08", "Ch01_Start", "09", "Ch01_Freq", "0A", "Ch01_Phase", "0B", "Ch01_Loop", "0C", "Ch01_End", "0D", "Ch01_Volume", "0E", "Ch01_Bank", "10", "Ch02_Start", "11", "Ch02_Freq", "12", "Ch02_Phase", "13", "Ch02_Loop", "14", "Ch02_End", "15", "Ch02_Volume", "16", "Ch02_Bank", "18", "Ch03_Start", "19", "Ch03_Freq", "1A", "Ch03_Phase", "1B", "Ch03_Loop", "1C", "Ch03_End", "1D", "Ch03_Volume", "1E", "Ch03_Bank", "20", "Ch04_Start", "21", "Ch04_Freq", "22", "Ch04_Phase", "23", "Ch04_Loop", "24", "Ch04_End", "25", "Ch04_Volume", "26", "Ch04_Bank", "28", "Ch05_Start", "29", "Ch05_Freq", "2A", "Ch05_Phase", "2B", "Ch05_Loop", "2C", "Ch05_End", "2D", "Ch05_Volume", "2E", "Ch05_Bank", "30", "Ch06_Start", "31", "Ch06_Freq", "32", "Ch06_Phase", "33", "Ch06_Loop", "34", "Ch06_End", "35", "Ch06_Volume", "36", "Ch06_Bank", "38", "Ch07_Start", "39", "Ch07_Freq", "3A", "Ch07_Phase", "3B", "Ch07_Loop", "3C", "Ch07_End", "3D", "Ch07_Volume", "3E", "Ch07_Bank", "40", "Ch08_Start", "41", "Ch08_Freq", "42", "Ch08_Phase", "43", "Ch08_Loop", "44", "Ch08_End", "45", "Ch08_Volume", "46", "Ch08_Bank", "48", "Ch09_Start", "49", "Ch09_Freq", "4A", "Ch09_Phase", "4B", "Ch09_Loop", "4C", "Ch09_End", "4D", "Ch09_Volume", "4E", "Ch09_Bank", "50", "Ch10_Start", "51", "Ch10_Freq", "52", "Ch10_Phase", "53", "Ch10_Loop", "54", "Ch10_End", "55", "Ch10_Volume", "56", "Ch10_Bank", "58", "Ch11_Start", "59", "Ch11_Freq", "5A", "Ch11_Phase", "5B", "Ch11_Loop", "5C", "Ch11_End", "5D", "Ch11_Volume", "5E", "Ch11_Bank", "60", "Ch12_Start", "61", "Ch12_Freq", "62", "Ch12_Phase", "63", "Ch12_Loop", "64", "Ch12_End", "65", "Ch12_Volume", "66", "Ch12_Bank", "68", "Ch13_Start", "69", "Ch13_Freq", "6A", "Ch13_Phase", "6B", "Ch13_Loop", "6C", "Ch13_End", "6D", "Ch13_Volume", "6E", "Ch13_Bank", "70", "Ch14_Start", "71", "Ch14_Freq", "72", "Ch14_Phase", "73", "Ch14_Loop", "74", "Ch14_End", "75", "Ch14_Volume", "76", "Ch14_Bank", "78", "Ch15_Start", "79", "Ch15_Freq", "7A", "Ch15_Phase", "7B", "Ch15_Loop", "7C", "Ch15_End", "7D", "Ch15_Volume", "7E", "Ch00_Panning", "80", "Ch01_Panning", "81", "Ch02_Panning", "82", "Ch03_Panning", "83", "Ch04_Panning", "84", "Ch05_Panning", "85", "Ch06_Panning", "86", "Ch07_Panning", "87", "Ch08_Panning", "88", "Ch09_Panning", "89", "Ch10_Panning", "8A", "Ch11_Panning", "8B", "Ch12_Panning", "8C", "Ch13_Panning", "8D", "Ch14_Panning", "8E", "Ch15_Panning", "8F", "Adpcm0_Panning","90", "Adpcm1_Panning","91", "Adpcm2_Panning","92", "Echo_Feedback","93", "Ch00_Echo", "BA", "Ch01_Echo", "BB", "Ch02_Echo", "BC", "Ch03_Echo", "BD", "Ch04_Echo", "BE", "Ch05_Echo", "BF", "Ch06_Echo", "C0", "Ch07_Echo", "C1", "Ch08_Echo", "C2", "Ch09_Echo", "C3", "Ch10_Echo", "C4", "Ch11_Echo", "C5", "Ch12_Echo", "C6", "Ch13_Echo", "C7", "Ch14_Echo", "C8", "Ch15_Echo", "C9", "Adpcm0_Start", "CA", "Adpcm0_End", "CB", "Adpcm0_Bank", "CC", "Adpcm0_Volume","CD", "Adpcm1_Start", "CE", "Adpcm1_End", "CF", "Adpcm1_Bank", "D0", "Adpcm1_Volume","D1", "Adpcm2_Start", "D2", "Adpcm2_End", "D3", "Adpcm2_Bank", "D4", "Adpcm2_Volume","D5", "Adpcm0_KeyOn", "D6", "Adpcm1_KeyOn", "D7", "Adpcm2_KeyOn", "D8", "Echo_Delay", "D9", "L_Wet_Filter", "DA", "L_Dry_Filter", "DB", "R_Wet_Filter", "DC", "R_Dry_Filter", "DD", "L_Wet_Delay", "DE", "L_Dry_Delay", "DF", "R_Wet_Delay", "E0", "R_Dry_Delay", "E1", "Delay_Flag", "E2", "Mode_Select", "E3", //valid: 0000,0288,0039,061A,004F "L_Wet_Volume", "E4", "L_Dry_Volume", "E5", "R_Wet_Volume", "E6", "R_Dry_Volume", "E7", NULL }; enum q1_register_name { Q1V_BANK = 0, Q1V_START = 1, Q1V_FREQ = 2, Q1V_PHASE = 3, Q1V_LOOP = 4, Q1V_END = 5, Q1V_VOL = 6, Q1V_REG_COUNT = 7, Q1_PAN = 0x80, Q1_ECHO = 0xba, Q1A_PAN = 0x90, Q1A_START = 0xca, Q1A_END = 0xcb, Q1A_BANK = 0xcc, Q1A_VOL = 0xcd, Q1A_KEYON = 0xd6, Q1_ECHO_FEEDBACK = 0x93, Q1_ECHO_LENGTH = 0xd9, }; const unsigned char q1_reg_map[Q1V_REG_COUNT][16] = { {0x78,0x00,0x08,0x10,0x18,0x20,0x28,0x30,0x38,0x40,0x48,0x50,0x58,0x60,0x68,0x70}, {0x01,0x09,0x11,0x19,0x21,0x29,0x31,0x39,0x41,0x49,0x51,0x59,0x61,0x69,0x71,0x79}, {0x02,0x0a,0x12,0x1a,0x22,0x2a,0x32,0x3a,0x42,0x4a,0x52,0x5a,0x62,0x6a,0x72,0x7a}, {0x03,0x0b,0x13,0x1b,0x23,0x2b,0x33,0x3b,0x43,0x4b,0x53,0x5b,0x63,0x6b,0x73,0x7b}, {0x04,0x0c,0x14,0x1c,0x24,0x2c,0x34,0x3c,0x44,0x4c,0x54,0x5c,0x64,0x6c,0x74,0x7c}, {0x05,0x0d,0x15,0x1d,0x25,0x2d,0x35,0x3d,0x45,0x4d,0x55,0x5d,0x65,0x6d,0x75,0x7d}, {0x06,0x0e,0x16,0x1e,0x26,0x2e,0x36,0x3e,0x46,0x4e,0x56,0x5e,0x66,0x6e,0x76,0x7e}, }; const char** DivPlatformQSound::getRegisterSheet() { return regCheatSheetQSound; } void DivPlatformQSound::acquire(short* bufL, short* bufR, size_t start, size_t len) { for (size_t h=start; h32767) data=32767; oscBuf[i]->data[oscBuf[i]->needle++]=data; } } } void DivPlatformQSound::tick(bool sysTick) { for (int i=0; i<16; i++) { chan[i].std.next(); if (chan[i].std.vol.had) { if (chan[i].isNewQSound) { chan[i].outVol=((chan[i].vol&0xff)*MIN(16383,chan[i].std.vol.val))/16383; chan[i].resVol=((chan[i].vol&0xff)*MIN(16383,chan[i].std.vol.val))/255; } else { chan[i].outVol=((chan[i].vol&0xff)*chan[i].std.vol.val)>>6; chan[i].resVol=chan[i].outVol<<4; } // Check if enabled and write volume if (chan[i].active) { rWrite(q1_reg_map[Q1V_VOL][i],chan[i].resVol); } } uint16_t qsound_bank = 0; uint16_t qsound_addr = 0; uint16_t qsound_loop = 0; uint16_t qsound_end = 0; if (chan[i].sample>=0 && chan[i].samplesong.sampleLen) { DivSample* s=parent->getSample(chan[i].sample); qsound_bank = 0x8000 | (offPCM[chan[i].sample] >> 16); qsound_addr = offPCM[chan[i].sample] & 0xffff; int loopStart=s->loopStart; int length = s->loopEnd; if (length > 65536 - 16) { length = 65536 - 16; } if (loopStart == -1 || loopStart >= length) { qsound_end = offPCM[chan[i].sample] + length + 15; qsound_loop = 15; } else { qsound_end = offPCM[chan[i].sample] + length; qsound_loop = length - loopStart; } } if (chan[i].std.arp.had) { if (!chan[i].inPorta) { chan[i].baseFreq=QS_NOTE_FREQUENCY(parent->calcArp(chan[i].note,chan[i].std.arp.val)); } chan[i].freqChanged=true; } if (chan[i].isNewQSound && chan[i].std.duty.had) { chan[i].echo=CLAMP(chan[i].std.duty.val,0,32767); immWrite(Q1_ECHO+i,chan[i].echo&0x7fff); } if (chan[i].isNewQSound && chan[i].std.ex1.had) { immWrite(Q1_ECHO_FEEDBACK,chan[i].std.ex1.val&0x3fff); } if (chan[i].isNewQSound && chan[i].std.ex2.had) { immWrite(Q1_ECHO_LENGTH,0xfff-(2725-CLAMP(chan[i].std.ex2.val&0xfff,0,2725))); } if (chan[i].std.pitch.had) { if (chan[i].std.pitch.mode) { chan[i].pitch2+=chan[i].std.pitch.val; CLAMP_VAR(chan[i].pitch2,-32768,32767); } else { chan[i].pitch2=chan[i].std.pitch.val; } chan[i].freqChanged=true; } if (chan[i].std.panL.had) { // panning chan[i].panning=chan[i].std.panL.val+16; } if (chan[i].std.panR.had) { // surround chan[i].surround=chan[i].std.panR.val; } if (chan[i].std.panL.had || chan[i].std.panR.had) { immWrite(Q1_PAN+i,chan[i].panning+0x110+(chan[i].surround?0:0x30)); } if (chan[i].std.phaseReset.had) { if (chan[i].std.phaseReset.val==1 && chan[i].active && (chan[i].sample>=0 && chan[i].samplesong.sampleLen)) { chan[i].keyOn=true; } } if (chan[i].freqChanged || chan[i].keyOn || chan[i].keyOff) { //DivInstrument* ins=parent->getIns(chan[i].ins,DIV_INS_AMIGA); double off=1.0; if (chan[i].sample>=0 && chan[i].samplesong.sampleLen) { DivSample* s=parent->getSample(chan[i].sample); if (s->centerRate<1) { off=1.0; } else { off=(double)s->centerRate/24038.0/16.0; } } chan[i].freq=off*parent->calcFreq(chan[i].baseFreq,chan[i].pitch,false,2,chan[i].pitch2,440.0,4096.0); if (chan[i].freq>0xefff) chan[i].freq=0xefff; if (chan[i].keyOn) { rWrite(q1_reg_map[Q1V_BANK][i], qsound_bank); rWrite(q1_reg_map[Q1V_END][i], qsound_end); rWrite(q1_reg_map[Q1V_LOOP][i], qsound_loop); rWrite(q1_reg_map[Q1V_START][i], qsound_addr); rWrite(q1_reg_map[Q1V_PHASE][i], 0x8000); //logV("ch %d bank=%04x, addr=%04x, end=%04x, loop=%04x!",i,qsound_bank,qsound_addr,qsound_end,qsound_loop); // Write sample address. Enable volume if (!chan[i].std.vol.had) { if (chan[i].isNewQSound) { chan[i].resVol=(chan[i].vol*16383)/255; } else { chan[i].resVol=chan[i].vol<<4; } rWrite(q1_reg_map[Q1V_VOL][i],chan[i].resVol); } } if (chan[i].keyOff) { // Disable volume rWrite(q1_reg_map[Q1V_VOL][i],0); rWrite(q1_reg_map[Q1V_FREQ][i],0); } else if (chan[i].active) { //logV("ch %d frequency set to %04x, off=%f, note=%d, %04x!",i,chan[i].freq,off,chan[i].note,QS_NOTE_FREQUENCY(chan[i].note)); rWrite(q1_reg_map[Q1V_FREQ][i],chan[i].freq); } if (chan[i].keyOn) chan[i].keyOn=false; if (chan[i].keyOff) chan[i].keyOff=false; chan[i].freqChanged=false; } } } int DivPlatformQSound::dispatch(DivCommand c) { switch (c.cmd) { case DIV_CMD_NOTE_ON: { DivInstrument* ins=parent->getIns(chan[c.chan].ins,DIV_INS_AMIGA); chan[c.chan].isNewQSound=(ins->type==DIV_INS_QSOUND); chan[c.chan].sample=ins->amiga.getSample(c.value); if (c.value!=DIV_NOTE_NULL) { chan[c.chan].baseFreq=QS_NOTE_FREQUENCY(c.value); } if (chan[c.chan].sample<0 || chan[c.chan].sample>=parent->song.sampleLen) { chan[c.chan].sample=-1; } if (c.value!=DIV_NOTE_NULL) { chan[c.chan].freqChanged=true; chan[c.chan].note=c.value; } chan[c.chan].active=true; chan[c.chan].keyOn=true; chan[c.chan].macroInit(ins); if (!parent->song.brokenOutVol && !chan[c.chan].std.vol.will) { chan[c.chan].outVol=chan[c.chan].vol; if (chan[c.chan].isNewQSound) { chan[c.chan].resVol=(chan[c.chan].outVol*16383)/255; } else { chan[c.chan].resVol=chan[c.chan].outVol<<4; } } break; } case DIV_CMD_NOTE_OFF: chan[c.chan].sample=-1; chan[c.chan].active=false; chan[c.chan].keyOff=true; chan[c.chan].macroInit(NULL); break; case DIV_CMD_NOTE_OFF_ENV: case DIV_CMD_ENV_RELEASE: chan[c.chan].std.release(); break; case DIV_CMD_INSTRUMENT: if (chan[c.chan].ins!=c.value || c.value2==1) { chan[c.chan].ins=c.value; } break; case DIV_CMD_VOLUME: if (chan[c.chan].vol!=c.value) { chan[c.chan].vol=c.value; if (!chan[c.chan].std.vol.has) { // Check if enabled and write volume chan[c.chan].outVol=c.value; if (chan[c.chan].isNewQSound) { chan[c.chan].resVol=(chan[c.chan].outVol*16383)/255; } else { chan[c.chan].resVol=chan[c.chan].outVol<<4; } if (chan[c.chan].active && c.chan<16) { rWrite(q1_reg_map[Q1V_VOL][c.chan],chan[c.chan].resVol); } } } break; case DIV_CMD_GET_VOLUME: if (chan[c.chan].std.vol.has) { return chan[c.chan].vol; } return chan[c.chan].outVol; break; case DIV_CMD_PANNING: chan[c.chan].panning=parent->convertPanSplitToLinearLR(c.value,c.value2,32); immWrite(Q1_PAN+c.chan,chan[c.chan].panning+0x110+(chan[c.chan].surround?0:0x30)); break; case DIV_CMD_QSOUND_ECHO_LEVEL: chan[c.chan].echo=c.value<<7; immWrite(Q1_ECHO+c.chan,chan[c.chan].echo&0x7fff); break; case DIV_CMD_QSOUND_ECHO_FEEDBACK: immWrite(Q1_ECHO_FEEDBACK, c.value << 6); break; case DIV_CMD_QSOUND_ECHO_DELAY: immWrite(Q1_ECHO_LENGTH, (c.value > 2725 ? 0xfff : 0xfff - (2725 - c.value))); break; case DIV_CMD_QSOUND_SURROUND: chan[c.chan].surround=c.value; immWrite(Q1_PAN+c.chan,chan[c.chan].panning+0x110+(chan[c.chan].surround?0:0x30)); break; case DIV_CMD_PITCH: chan[c.chan].pitch=c.value; chan[c.chan].freqChanged=true; break; case DIV_CMD_NOTE_PORTA: { int destFreq=QS_NOTE_FREQUENCY(c.value2); bool return2=false; if (destFreq>chan[c.chan].baseFreq) { chan[c.chan].baseFreq+=c.value; if (chan[c.chan].baseFreq>=destFreq) { chan[c.chan].baseFreq=destFreq; return2=true; } } else { chan[c.chan].baseFreq-=c.value; if (chan[c.chan].baseFreq<=destFreq) { chan[c.chan].baseFreq=destFreq; return2=true; } } chan[c.chan].freqChanged=true; if (return2) { chan[c.chan].inPorta=false; return 2; } break; } case DIV_CMD_LEGATO: { chan[c.chan].baseFreq=QS_NOTE_FREQUENCY(c.value+((chan[c.chan].std.arp.will && !chan[c.chan].std.arp.mode)?(chan[c.chan].std.arp.val-12):(0))); chan[c.chan].freqChanged=true; chan[c.chan].note=c.value; break; } case DIV_CMD_PRE_PORTA: if (chan[c.chan].active && c.value2) { if (parent->song.resetMacroOnPorta) chan[c.chan].macroInit(parent->getIns(chan[c.chan].ins,DIV_INS_AMIGA)); } if (!chan[c.chan].inPorta && c.value && !parent->song.brokenPortaArp && chan[c.chan].std.arp.will) chan[c.chan].baseFreq=QS_NOTE_FREQUENCY(chan[c.chan].note); chan[c.chan].inPorta=c.value; break; case DIV_CMD_GET_VOLMAX: return 255; break; case DIV_ALWAYS_SET_VOLUME: return 1; break; default: break; } return 1; } void DivPlatformQSound::muteChannel(int ch, bool mute) { if (mute) { chip.mute_mask|=(1< 2725) { echoDelay = 2725; } //rate=chipClock/CHIP_DIVIDER; } void DivPlatformQSound::poke(unsigned int addr, unsigned short val) { immWrite(addr, val); immWrite(addr, val); } void DivPlatformQSound::poke(std::vector& wlist) { for (DivRegWrite& i: wlist) immWrite(i.addr,i.val); } unsigned char* DivPlatformQSound::getRegisterPool() { unsigned short* regPoolPtr = regPool; for(int i=0; i<256; i++) { uint16_t data = qsound_read_data(&chip, i); *regPoolPtr++ = data; } return (unsigned char*)regPool; } int DivPlatformQSound::getRegisterPoolSize() { return 256; } int DivPlatformQSound::getRegisterPoolDepth() { return 16; } const void* DivPlatformQSound::getSampleMem(int index) { return index == 0 ? sampleMem : NULL; } size_t DivPlatformQSound::getSampleMemCapacity(int index) { return index == 0 ? 16777216 : 0; } size_t DivPlatformQSound::getSampleMemUsage(int index) { return index == 0 ? sampleMemLen : 0; } // TODO: ADPCM... come on... void DivPlatformQSound::renderSamples() { memset(sampleMem,0,getSampleMemCapacity()); size_t memPos=0; for (int i=0; isong.sampleLen; i++) { DivSample* s=parent->song.sample[i]; int length=s->length8; if (length>65536-16) { length=65536-16; } if ((memPos&0xff0000)!=((memPos+length)&0xff0000)) { memPos=(memPos+0xffff)&0xff0000; } if (memPos>=getSampleMemCapacity()) { logW("out of QSound PCM memory for sample %d!",i); break; } if (memPos+length>=getSampleMemCapacity()) { for (unsigned int i=0; idata8[i]; } logW("out of QSound PCM memory for sample %d!",i); } else { for (int i=0; idata8[i]; } } offPCM[i]=memPos^0x8000; memPos+=length+16; } sampleMemLen=memPos+256; } int DivPlatformQSound::init(DivEngine* p, int channels, int sugRate, const DivConfig& flags) { parent=p; dumpWrites=false; skipRegisterWrites=false; for (int i=0; i<19; i++) { oscBuf[i]=new DivDispatchOscBuffer; //isMuted[i]=false; } setFlags(flags); chipClock=60000000; rate = qsound_start(&chip, chipClock); sampleMem=new unsigned char[getSampleMemCapacity()]; sampleMemLen=0; chip.rom_data=sampleMem; chip.rom_mask=0xffffff; reset(); for (int i=0; i<19; i++) { oscBuf[i]->rate=rate; } return 19; } void DivPlatformQSound::quit() { delete[] sampleMem; for (int i=0; i<19; i++) { delete oscBuf[i]; } }