/** * Furnace Tracker - multi-system chiptune tracker * Copyright (C) 2021-2025 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 "opl.h" #include "../engine.h" #include "../bsr.h" #include "../../ta-log.h" #include #include #define rWrite(a,v) if (!skipRegisterWrites) {pendingWrites[a]=v;} #define immWrite(a,v) if (!skipRegisterWrites) {writes.push(QueuedWrite(a,v)); if (dumpWrites) {addWrite(a,v);} } #define KVSL(x,y) ((chan[x].state.op[orderedOpsL1[ops==4][y]].kvs==2 && isOutputL[ops==4][chan[x].state.alg][y]) || chan[x].state.op[orderedOpsL1[ops==4][y]].kvs==1) #define CHIP_FREQBASE chipFreqBase #define PCM_FREQBASE (402653184) #define NOTE_PCM(x) parent->calcBaseFreq(chipClock,PCM_FREQBASE,x,false) #define PCM_CHECK(ch) ((chipType==4) && (ch>=pcmChanOffs)) #define PCM_REG(ch) (ch-pcmChanOffs) // N = invalid #define N 255 const unsigned char slotsOPL2i[4][20]={ {0, 1, 2, 6, 7, 8, 12, 13, 14}, // OP1 {3, 4, 5, 9, 10, 11, 15, 16, 17}, // OP2 {N, N, N, N, N, N, N, N, N}, {N, N, N, N, N, N, N, N, N} }; const unsigned char slotsOPL2Drumsi[4][20]={ {0, 1, 2, 6, 7, 8, 12, 16, 14, 17, 13}, // OP1 {3, 4, 5, 9, 10, 11, 15, N, N, N, N}, // OP2 {N, N, N, N, N, N, N, N, N, N, N}, {N, N, N, N, N, N, N, N, N, N, N} }; const unsigned short chanMapOPL2[20]={ 0, 1, 2, 3, 4, 5, 6, 7, 8, N, N, N, N, N, N, N, N, N, N, N }; const unsigned short chanMapOPL2Drums[20]={ 0, 1, 2, 3, 4, 5, 6, 7, 8, 8, 7, N, N, N, N, N, N, N, N, N }; const unsigned char outChanMapOPL2[18]={ 0, 1, 2, 3, 4, 5, 6, 7, 8, N, N, N, N, N, N, N, N, N }; const unsigned char* slotsOPL2[4]={ slotsOPL2i[0], slotsOPL2i[1], slotsOPL2i[2], slotsOPL2i[3] }; const unsigned char* slotsOPL2Drums[4]={ slotsOPL2Drumsi[0], slotsOPL2Drumsi[1], slotsOPL2Drumsi[2], slotsOPL2Drumsi[3] }; const unsigned char slotsOPL3i[4][20]={ {0, 6, 1, 7, 2, 8, 18, 24, 19, 25, 20, 26, 30, 31, 32, 12, 13, 14}, // OP1 {3, 9, 4, 10, 5, 11, 21, 27, 22, 28, 23, 29, 33, 34, 35, 15, 16, 17}, // OP2 {6, N, 7, N, 8, N, 24, N, 25, N, 26, N, N, N, N, N, N, N}, // OP3 {9, N, 10, N, 11, N, 27, N, 28, N, 29, N, N, N, N, N, N, N} // OP4 }; const unsigned char slotsOPL3Drumsi[4][20]={ {0, 6, 1, 7, 2, 8, 18, 24, 19, 25, 20, 26, 30, 31, 32, 12, 16, 14, 17, 13}, // OP1 {3, 9, 4, 10, 5, 11, 21, 27, 22, 28, 23, 29, 33, 34, 35, 15, N, N, N, N}, // OP2 {6, N, 7, N, 8, N, 24, N, 25, N, 26, N, N, N, N, N, N, N, N, N}, // OP3 {9, N, 10, N, 11, N, 27, N, 28, N, 29, N, N, N, N, N, N, N, N, N} // OP4 }; const unsigned short chanMapOPL3[20]={ 0, 3, 1, 4, 2, 5, 0x100, 0x103, 0x101, 0x104, 0x102, 0x105, 0x106, 0x107, 0x108, 6, 7, 8, N, N }; const unsigned short chanMapOPL3Drums[20]={ 0, 3, 1, 4, 2, 5, 0x100, 0x103, 0x101, 0x104, 0x102, 0x105, 0x106, 0x107, 0x108, 6, 7, 8, 8, 7 }; const unsigned char outChanMapOPL3[18]={ 0, 3, 1, 4, 2, 5, 9, 12, 10, 13, 11, 14, 15, 16, 17, 6, 7, 8 }; const unsigned char* slotsOPL3[4]={ slotsOPL3i[0], slotsOPL3i[1], slotsOPL3i[2], slotsOPL3i[3] }; const unsigned char* slotsOPL3Drums[4]={ slotsOPL3Drumsi[0], slotsOPL3Drumsi[1], slotsOPL3Drumsi[2], slotsOPL3Drumsi[3] }; const unsigned int slotMap[36]={ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x100, 0x101, 0x102, 0x103, 0x104, 0x105, 0x108, 0x109, 0x10a, 0x10b, 0x10c, 0x10d, 0x110, 0x111, 0x112, 0x113, 0x114, 0x115, }; const bool isOutputL[2][4][4]={ { // 2-op {false, true, false, false}, // 1 > 2 { true, true, false, false}, // 1 + 2 {false, true, false, false}, // ditto, 0 { true, true, false, false}, // ditto, 1 }, { // 4-op {false, false, false, true}, // 1 > 2 > 3 > 4 { true, false, false, true}, // 1 + (2 > 3 > 4) {false, true, false, true}, // (1 > 2) + (3 > 4) { true, false, true, true} // 1 + (2 > 3) + 4 } }; #undef N const int orderedOpsL1[2][4]={ {0, 1, 0, 1}, // 2-op {0, 2, 1, 3} // 4-op }; const int orderedOpsL[4]={ 0,2,1,3 }; #define ADDR_AM_VIB_SUS_KSR_MULT 0x20 #define ADDR_KSL_TL 0x40 #define ADDR_AR_DR 0x60 #define ADDR_SL_RR 0x80 #define ADDR_WS 0xe0 #define ADDR_FREQ 0xa0 #define ADDR_FREQH 0xb0 #define ADDR_LR_FB_ALG 0xc0 #define PCM_ADDR_WAVE_L 0x208 // Wavetable number LSB #define PCM_ADDR_WAVE_H_FN_L 0x220 // Wavetable number MSB, F-number LSB #define PCM_ADDR_FN_H_PR_OCT 0x238 // F-number MSB, Pseudo-reverb, Octave #define PCM_ADDR_TL 0x250 // Total level, Level direct #define PCM_ADDR_KEY_DAMP_LFORST_CH_PAN 0x268 // Key, Damp, LFO Reset, Channel select, Panpot #define PCM_ADDR_LFO_VIB 0x280 #define PCM_ADDR_AR_D1R 0x298 #define PCM_ADDR_DL_D2R 0x2b0 #define PCM_ADDR_RC_RR 0x2c8 #define PCM_ADDR_AM 0x2e0 #define PCM_ADDR_MIX_FM 0x2f8 #define PCM_ADDR_MIX_PCM 0x2f9 void DivPlatformOPL::acquire_nuked(short** buf, size_t len) { thread_local short o[8]; thread_local int os[6]; thread_local ymfm::ymfm_output<2> aOut; thread_local short pcmBuf[24]; for (size_t h=0; h=0x200) { pcm.writeReg(w.addr&0xff,w.val); regPool[0x200|(w.addr&0xff)]=w.val; } else { switch (w.addr) { case 8: if (adpcmChan>=0) { adpcmB->write(w.addr-7,(w.val&15)|0x80); OPL3_WriteReg(&fm,w.addr,w.val&0xc0); } else { OPL3_WriteReg(&fm,w.addr,w.val); } break; case 7: case 9: case 10: case 11: case 12: case 13: case 14: case 15: case 16: case 17: case 18: case 21: case 22: case 23: if (adpcmChan>=0) { adpcmB->write(w.addr-7,w.val); } else { OPL3_WriteReg(&fm,w.addr,w.val); } break; default: OPL3_WriteReg(&fm,w.addr,w.val); break; } regPool[w.addr&511]=w.val; } } writes.pop(); } if (downsample) { OPL3_Generate4ChResampled(&fm,o); } else { OPL3_Generate4Ch(&fm,o); } if (chipType==4) { pcm.generateMix(o[0],o[1],o[4],o[5],o[6],o[7],pcmBuf); os[0]+=o[4]; // FM + PCM left os[1]+=o[5]; // FM + PCM right os[2]+=o[2]; // FM left os[3]+=o[3]; // FM right os[4]+=o[6]; // PCM left os[5]+=o[7]; // PCM right } else { os[0]+=o[0]; os[1]+=o[1]; os[2]+=o[2]; os[3]+=o[3]; } if (adpcmChan>=0) { adpcmB->clock(); aOut.clear(); adpcmB->output<2>(aOut,0); if (!isMuted[adpcmChan]) { os[0]-=aOut.data[0]>>3; os[1]-=aOut.data[0]>>3; oscBuf[adpcmChan]->data[oscBuf[adpcmChan]->needle++]=aOut.data[0]>>1; } else { oscBuf[adpcmChan]->data[oscBuf[adpcmChan]->needle++]=0; } } if (properDrums) { for (int i=0; idata[oscBuf[i]->needle++]=CLAMP(chOut<<(i==melodicChans?1:2),-32768,32767); } // special oscBuf[melodicChans+1]->data[oscBuf[melodicChans+1]->needle++]=fm.slot[16].out*4; oscBuf[melodicChans+2]->data[oscBuf[melodicChans+2]->needle++]=fm.slot[14].out*4; oscBuf[melodicChans+3]->data[oscBuf[melodicChans+3]->needle++]=fm.slot[17].out*4; oscBuf[melodicChans+4]->data[oscBuf[melodicChans+4]->needle++]=fm.slot[13].out*4; } else { for (int i=0; idata[oscBuf[i]->needle++]=CLAMP(chOut<<2,-32768,32767); } } if (chipType==4) { for (int i=pcmChanOffs; idata[oscBuf[i]->needle++]=CLAMP(pcmBuf[i-pcmChanOffs],-32768,32767); } } if (os[0]<-32768) os[0]=-32768; if (os[0]>32767) os[0]=32767; if (os[1]<-32768) os[1]=-32768; if (os[1]>32767) os[1]=32767; if (os[2]<-32768) os[2]=-32768; if (os[2]>32767) os[2]=32767; if (os[3]<-32768) os[3]=-32768; if (os[3]>32767) os[3]=32767; if (os[4]<-32768) os[4]=-32768; if (os[4]>32767) os[4]=32767; if (os[5]<-32768) os[5]=-32768; if (os[5]>32767) os[5]=32767; buf[0][h]=os[0]; if (totalOutputs>1) { buf[1][h]=os[1]; } if (totalOutputs>2) { buf[2][h]=os[2]; } if (totalOutputs>3) { buf[3][h]=os[3]; } if (totalOutputs==6) { buf[4][h]=os[4]; buf[5][h]=os[5]; } } } void DivPlatformOPL::acquire_ymfm1(short** buf, size_t len) { ymfm::ymfm_output<1> out; ymfm::ym3526::fm_engine* fme=fm_ymfm1->debug_fm_engine(); ymfm::fm_channel>* fmChan[9]; for (int i=0; i<9; i++) { fmChan[i]=fme->debug_channel(i); } for (size_t h=0; hwrite(0,w.addr); fm_ymfm1->write(1,w.val); delay=1; regPool[w.addr&511]=w.val; } writes.pop(); } fm_ymfm1->generate(&out,1); buf[0][h]=out.data[0]; if (properDrums) { for (int i=0; i<7; i++) { oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(fmChan[i]->debug_output(0)<<2,-32768,32767); } oscBuf[7]->data[oscBuf[7]->needle++]=CLAMP(fmChan[7]->debug_special1()<<2,-32768,32767); oscBuf[8]->data[oscBuf[8]->needle++]=CLAMP(fmChan[8]->debug_special1()<<2,-32768,32767); oscBuf[9]->data[oscBuf[9]->needle++]=CLAMP(fmChan[8]->debug_special2()<<2,-32768,32767); oscBuf[10]->data[oscBuf[10]->needle++]=CLAMP(fmChan[7]->debug_special2()<<2,-32768,32767); } else { for (int i=0; i<9; i++) { oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(fmChan[i]->debug_output(0)<<2,-32768,32767); } } } } void DivPlatformOPL::acquire_ymfm2(short** buf, size_t len) { ymfm::ymfm_output<1> out; ymfm::ym3812::fm_engine* fme=fm_ymfm2->debug_fm_engine(); ymfm::fm_channel>* fmChan[9]; for (int i=0; i<9; i++) { fmChan[i]=fme->debug_channel(i); } for (size_t h=0; hwrite(0,w.addr); fm_ymfm2->write(1,w.val); delay=1; regPool[w.addr&511]=w.val; } writes.pop(); } fm_ymfm2->generate(&out,1); buf[0][h]=out.data[0]; if (properDrums) { for (int i=0; i<7; i++) { oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(fmChan[i]->debug_output(0)<<2,-32768,32767); } oscBuf[7]->data[oscBuf[7]->needle++]=CLAMP(fmChan[7]->debug_special1()<<2,-32768,32767); oscBuf[8]->data[oscBuf[8]->needle++]=CLAMP(fmChan[8]->debug_special1()<<2,-32768,32767); oscBuf[9]->data[oscBuf[9]->needle++]=CLAMP(fmChan[8]->debug_special2()<<2,-32768,32767); oscBuf[10]->data[oscBuf[10]->needle++]=CLAMP(fmChan[7]->debug_special2()<<2,-32768,32767); } else { for (int i=0; i<9; i++) { oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(fmChan[i]->debug_output(0)<<2,-32768,32767); } } } } void DivPlatformOPL::acquire_ymfm8950(short** buf, size_t len) { ymfm::ymfm_output<1> out; ymfm::y8950::fm_engine* fme=fm_ymfm8950->debug_fm_engine(); ymfm::adpcm_b_engine* abe=fm_ymfm8950->debug_adpcm_b_engine(); ymfm::fm_channel>* fmChan[9]; for (int i=0; i<9; i++) { fmChan[i]=fme->debug_channel(i); } for (size_t h=0; hwrite(0,w.addr); fm_ymfm8950->write(1,w.val); delay=1; regPool[w.addr&511]=w.val; } writes.pop(); } fm_ymfm8950->generate(&out,1); buf[0][h]=out.data[0]; if (properDrums) { for (int i=0; i<7; i++) { oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(fmChan[i]->debug_output(0)<<2,-32768,32767); } oscBuf[7]->data[oscBuf[7]->needle++]=CLAMP(fmChan[7]->debug_special1()<<2,-32768,32767); oscBuf[8]->data[oscBuf[8]->needle++]=CLAMP(fmChan[8]->debug_special1()<<2,-32768,32767); oscBuf[9]->data[oscBuf[9]->needle++]=CLAMP(fmChan[8]->debug_special2()<<2,-32768,32767); oscBuf[10]->data[oscBuf[10]->needle++]=CLAMP(fmChan[7]->debug_special2()<<2,-32768,32767); oscBuf[11]->data[oscBuf[11]->needle++]=CLAMP(abe->get_last_out(0),-32768,32767); } else { for (int i=0; i<9; i++) { oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(fmChan[i]->debug_output(0)<<2,-32768,32767); } oscBuf[9]->data[oscBuf[9]->needle++]=CLAMP(abe->get_last_out(0),-32768,32767); } } } void DivPlatformOPL::acquire_ymfm3(short** buf, size_t len) { ymfm::ymfm_output<4> out; ymfm::ymf262::fm_engine* fme=fm_ymfm3->debug_fm_engine(); ymfm::fm_channel>* fmChan[18]; for (int i=0; i<18; i++) { fmChan[i]=fme->debug_channel(i); } for (size_t h=0; hwrite((w.addr&0x100)?2:0,w.addr); fm_ymfm3->write(1,w.val); delay=1; regPool[w.addr&511]=w.val; } writes.pop(); } fm_ymfm3->generate(&out,1); if (downsample) { // 49716-44100 downsamplerStep+=5616; if (downsamplerStep>=44100) { downsamplerStep-=44100; h--; continue; } } buf[0][h]=out.data[0]>>1; if (totalOutputs>1) { buf[1][h]=out.data[1]>>1; } if (totalOutputs>2) { buf[2][h]=out.data[2]>>1; } if (totalOutputs>3) { buf[3][h]=out.data[3]>>1; } if (totalOutputs==6) { // placeholder for OPL4 buf[4][h]=0; buf[5][h]=0; } if (properDrums) { for (int i=0; i<16; i++) { unsigned char ch=(i<12 && chan[i&(~1)].fourOp)?outChanMap[i^1]:outChanMap[i]; if (ch==255) continue; int chOut=fmChan[ch]->debug_output(0); if (chOut==0) { chOut=fmChan[ch]->debug_output(1); } if (chOut==0) { chOut=fmChan[ch]->debug_output(2); } if (chOut==0) { chOut=fmChan[ch]->debug_output(3); } if (i==15) { oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(chOut,-32768,32767); } else { oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(chOut<<1,-32768,32767); } } oscBuf[16]->data[oscBuf[16]->needle++]=CLAMP(fmChan[7]->debug_special2()<<1,-32768,32767); oscBuf[17]->data[oscBuf[17]->needle++]=CLAMP(fmChan[8]->debug_special1()<<1,-32768,32767); oscBuf[18]->data[oscBuf[18]->needle++]=CLAMP(fmChan[8]->debug_special2()<<1,-32768,32767); oscBuf[19]->data[oscBuf[19]->needle++]=CLAMP(fmChan[7]->debug_special1()<<1,-32768,32767); } else { for (int i=0; i<18; i++) { unsigned char ch=outChanMap[i]; if (ch==255) continue; int chOut=fmChan[ch]->debug_output(0); if (chOut==0) { chOut=fmChan[ch]->debug_output(1); } if (chOut==0) { chOut=fmChan[ch]->debug_output(2); } if (chOut==0) { chOut=fmChan[ch]->debug_output(3); } oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(chOut<<1,-32768,32767); } } } } void DivPlatformOPL::acquire_ymfm4(short** buf, size_t len) { ymfm::ymfm_output<6> out; ymfm::ymf278b::fm_engine* fme=fm_ymfm4->debug_fm_engine(); ymfm::pcm_engine* pcme=fm_ymfm4->debug_pcm_engine(); ymfm::fm_channel>* fmChan[18]; ymfm::pcm_channel* pcmChan[24]; for (int i=0; i<18; i++) { fmChan[i]=fme->debug_channel(i); } for (int i=0; i<24; i++) { pcmChan[i]=pcme->debug_channel(i); } for (size_t h=0; hwrite((w.addr&0x200)?4:(w.addr&0x100)?2:0,w.addr); fm_ymfm4->write((w.addr&0x200)?5:1,w.val); delay=1; regPool[(w.addr&0x200)?(0x200+(w.addr&255)):(w.addr&511)]=w.val; } writes.pop(); } fm_ymfm4->generate(&out,1); buf[0][h]=out.data[4]>>1; // FM + PCM left if (totalOutputs>1) { buf[1][h]=out.data[5]>>1; // FM + PCM right } if (totalOutputs>2) { buf[2][h]=out.data[0]>>1; // FM left } if (totalOutputs>3) { buf[3][h]=out.data[1]>>1; // FM right } if (totalOutputs==6) { buf[4][h]=out.data[2]>>1; // PCM left buf[5][h]=out.data[3]>>1; // PCM right } if (properDrums) { for (int i=0; i<16; i++) { unsigned char ch=(i<12 && chan[i&(~1)].fourOp)?outChanMap[i^1]:outChanMap[i]; if (ch==255) continue; int chOut=fmChan[ch]->debug_output(0); if (chOut==0) { chOut=fmChan[ch]->debug_output(1); } if (chOut==0) { chOut=fmChan[ch]->debug_output(2); } if (chOut==0) { chOut=fmChan[ch]->debug_output(3); } if (i==15) { oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(chOut,-32768,32767); } else { oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(chOut<<1,-32768,32767); } } oscBuf[16]->data[oscBuf[16]->needle++]=CLAMP(fmChan[7]->debug_special2()<<1,-32768,32767); oscBuf[17]->data[oscBuf[17]->needle++]=CLAMP(fmChan[8]->debug_special1()<<1,-32768,32767); oscBuf[18]->data[oscBuf[18]->needle++]=CLAMP(fmChan[8]->debug_special2()<<1,-32768,32767); oscBuf[19]->data[oscBuf[19]->needle++]=CLAMP(fmChan[7]->debug_special1()<<1,-32768,32767); } else { for (int i=0; i<18; i++) { unsigned char ch=outChanMap[i]; if (ch==255) continue; int chOut=fmChan[ch]->debug_output(0); if (chOut==0) { chOut=fmChan[ch]->debug_output(1); } if (chOut==0) { chOut=fmChan[ch]->debug_output(2); } if (chOut==0) { chOut=fmChan[ch]->debug_output(3); } oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(chOut<<1,-32768,32767); } } for (int i=0; i<24; i++) { unsigned char oscOffs=i+pcmChanOffs; int chOut=pcmChan[i]->debug_output(0); chOut+=pcmChan[i]->debug_output(1); chOut+=pcmChan[i]->debug_output(2); chOut+=pcmChan[i]->debug_output(3); oscBuf[oscOffs]->data[oscBuf[oscOffs]->needle++]=CLAMP(chOut<<1,-32768,32767); } } } static const int cycleMap[18]={ 6, 7, 8, 6, 7, 8, 0, 1, 2, 0, 1, 2, 3, 4, 5, 3, 4, 5, }; static const int cycleMapDrums[18]={ 6, 10, 8, 6, 7, 9, 0, 1, 2, 0, 1, 2, 3, 4, 5, 3, 4, 5, }; static const int cycleMap3[36]={ 14, 12, 13, 14, 0, 2, 4, 0, 2, 4, 1, 3, 5, 1, 3, 5, 15, 16, 17, 15, 16, 17, 6, 8, 10, 6, 8, 10, 7, 9, 11, 7, 9, 11, 12, 13 }; static const int cycleMap3Drums[36]={ 14, 12, 13, 14, 0, 2, 4, 0, 2, 4, 1, 3, 5, 1, 3, 5, 15, 19, 17, 15, 16, 18, 6, 8, 10, 6, 8, 10, 7, 9, 11, 7, 9, 11, 12, 13 }; void DivPlatformOPL::acquire_nukedLLE2(short** buf, size_t len) { int chOut[11]; thread_local ymfm::ymfm_output<2> aOut; for (size_t h=0; hwrite(w.addr-7,(w.val&15)|0x80); fm_lle2.input.cs=0; fm_lle2.input.rd=1; fm_lle2.input.wr=0; fm_lle2.input.address=0; fm_lle2.input.data_i=w.addr; w.addrOrVal=true; // weird. wasn't it 12? delay=24; break; case 7: case 9: case 10: case 11: case 12: case 13: case 14: case 15: case 16: case 17: case 18: case 21: case 22: case 23: adpcmB->write(w.addr-7,w.val); regPool[w.addr&511]=w.val; writes.pop(); delay=108; break; default: fm_lle2.input.cs=0; fm_lle2.input.rd=1; fm_lle2.input.wr=0; fm_lle2.input.address=0; fm_lle2.input.data_i=w.addr; w.addrOrVal=true; // weird. wasn't it 12? delay=24; break; } } else { fm_lle2.input.cs=0; fm_lle2.input.rd=1; fm_lle2.input.wr=0; fm_lle2.input.address=0; fm_lle2.input.data_i=w.addr; w.addrOrVal=true; // weird. wasn't it 12? delay=24; } } waitingBusy=true; } } fm_lle2.input.mclk=1; FMOPL2_Clock(&fm_lle2); fm_lle2.input.mclk=0; FMOPL2_Clock(&fm_lle2); if (waitingBusy) { if (--delay<0) waitingBusy=false; } if (!(++subCycle&3)) { if (properDrums) { chOut[cycleMapDrums[curCycle]]+=fm_lle2.op_value_debug; } else { chOut[cycleMap[curCycle]]+=fm_lle2.op_value_debug; } curCycle++; } if (fm_lle2.o_sy && !lastSY) { dacVal>>=1; dacVal|=(fm_lle2.o_mo&1)<<17; } if (!fm_lle2.o_sh && lastSH) { int e=(dacVal>>15)&7; int m=(dacVal>>5)&1023; m-=512; dacOut=(m<>1; break; } } for (int i=0; i<11; i++) { if (i>=6 && properDrums) { chOut[i]<<=1; } else { chOut[i]<<=2; } if (chOut[i]<-32768) chOut[i]=-32768; if (chOut[i]>32767) chOut[i]=32767; oscBuf[i]->data[oscBuf[i]->needle++]=chOut[i]; } if (chipType==8950) { adpcmB->clock(); aOut.clear(); adpcmB->output<2>(aOut,0); if (!isMuted[adpcmChan]) { dacOut-=aOut.data[0]>>3; oscBuf[adpcmChan]->data[oscBuf[adpcmChan]->needle++]=aOut.data[0]>>1; } else { oscBuf[adpcmChan]->data[oscBuf[adpcmChan]->needle++]=0; } } if (dacOut<-32768) dacOut=-32768; if (dacOut>32767) dacOut=32767; buf[0][h]=dacOut; } } void DivPlatformOPL::acquire_nukedLLE3(short** buf, size_t len) { int chOut[20]; int ch=0; for (size_t h=0; h0) ch|=1; if (ch>=12 || (ch&1) || !chan[ch&(~1)].fourOp) { if (fm_lle3.op_value_debug&0x1000) { chOut[ch]+=(fm_lle3.op_value_debug|0xfffff000)<<1; } else { chOut[ch]+=(fm_lle3.op_value_debug)<<1; } } curCycle++; } if (fm_lle3.o_sy && !lastSY) { dacVal>>=1; dacVal|=(fm_lle3.o_doab&1)<<17; dacVal2>>=1; dacVal2|=(fm_lle3.o_docd&1)<<17; } if (!fm_lle3.o_smpbd && lastSH2) { dacOut3[0]=((dacVal>>1)&0xffff)-0x8000; dacOut3[2]=((dacVal2>>1)&0xffff)-0x8000; } if (!fm_lle3.o_smpac && lastSH) { dacOut3[1]=((dacVal>>1)&0xffff)-0x8000; dacOut3[3]=((dacVal2>>1)&0xffff)-0x8000; break; } } for (int i=0; i<20; i++) { /*if (i>=15 && properDrums) { chOut[i]<<=1; } else { chOut[i]<<=2; }*/ if (chOut[i]<-32768) chOut[i]=-32768; if (chOut[i]>32767) chOut[i]=32767; oscBuf[i]->data[oscBuf[i]->needle++]=chOut[i]; } for (int i=0; i32767) dacOut3[i]=32767; buf[i][h]=dacOut3[i]; } } } void DivPlatformOPL::acquire(short** buf, size_t len) { if (emuCore==2) { // LLE switch (chipType) { case 1: case 2: case 8950: acquire_nukedLLE2(buf,len); break; case 3: case 759: acquire_nukedLLE3(buf,len); break; } } else if (emuCore==1) { // ymfm switch (chipType) { case 1: acquire_ymfm1(buf,len); break; case 2: acquire_ymfm2(buf,len); break; case 8950: acquire_ymfm8950(buf,len); break; case 3: case 759: acquire_ymfm3(buf,len); break; case 4: acquire_ymfm4(buf,len); break; } } else { // OPL3 acquire_nuked(buf,len); } } double DivPlatformOPL::NOTE_ADPCMB(int note) { if (adpcmChan<0) return 0; if (chan[adpcmChan].sample>=0 && chan[adpcmChan].samplesong.sampleLen) { double off=65535.0*(double)(parent->getSample(chan[adpcmChan].sample)->centerRate)/parent->getCenterRate(); return parent->calcBaseFreq((double)chipClock/(compatYPitch?144:72),off,note,false); } return 0; } void DivPlatformOPL::tick(bool sysTick) { for (int i=0; icalcArp(chan[i].note,chan[i].std.arp.val)); } chan[i].freqChanged=true; } 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,-131071,131071); } else { chan[i].pitch2=chan[i].std.pitch.val; } chan[i].freqChanged=true; } if (chan[i].std.phaseReset.had) { if (chan[i].std.phaseReset.val==1 && chan[i].active) { chan[i].keyOn=true; chan[i].writeCtrl=true; } } if (chan[i].std.panL.had) { // panning chan[i].pan=chan[i].std.panL.val&0xf; chan[i].freqChanged=true; chan[i].writeCtrl=true; } if (chan[i].std.ex1.had) { chan[i].lfo=chan[i].std.ex1.val&0x7; rWrite(PCM_ADDR_LFO_VIB+PCM_REG(i),(chan[i].lfo<<3)|(chan[i].vib)); } if (chan[i].std.fms.had) { chan[i].vib=chan[i].std.fms.val&0x7; rWrite(PCM_ADDR_LFO_VIB+PCM_REG(i),(chan[i].lfo<<3)|(chan[i].vib)); } if (chan[i].std.ams.had) { chan[i].am=chan[i].std.ams.val&0x7; rWrite(PCM_ADDR_AM+PCM_REG(i),chan[i].am); } if (chan[i].std.ex2.had) { chan[i].ar=chan[i].std.ex2.val&0xf; rWrite(PCM_ADDR_AR_D1R+PCM_REG(i),(chan[i].ar<<4)|(chan[i].d1r)); } if (chan[i].std.ex3.had) { chan[i].d1r=chan[i].std.ex3.val&0xf; rWrite(PCM_ADDR_AR_D1R+PCM_REG(i),(chan[i].ar<<4)|(chan[i].d1r)); } if (chan[i].std.ex4.had) { chan[i].dl=chan[i].std.ex4.val&0xf; rWrite(PCM_ADDR_DL_D2R+PCM_REG(i),(chan[i].dl<<4)|(chan[i].d2r)); } if (chan[i].std.ex5.had) { chan[i].d2r=chan[i].std.ex5.val&0xf; rWrite(PCM_ADDR_DL_D2R+PCM_REG(i),(chan[i].dl<<4)|(chan[i].d2r)); } if (chan[i].std.ex6.had) { chan[i].rc=chan[i].std.ex6.val&0xf; rWrite(PCM_ADDR_RC_RR+PCM_REG(i),(chan[i].rc<<4)|(chan[i].rr)); } if (chan[i].std.ex7.had) { chan[i].rr=chan[i].std.ex7.val&0xf; rWrite(PCM_ADDR_RC_RR+PCM_REG(i),(chan[i].rc<<4)|(chan[i].rr)); } } else { int ops=(slots[3][i]!=255 && chan[i].state.ops==4 && oplType==3)?4:2; chan[i].std.next(); if (chan[i].std.vol.had) { chan[i].outVol=VOL_SCALE_LOG_BROKEN(chan[i].vol,MIN(63,chan[i].std.vol.val),63); for (int j=0; jmelodicChans) { rWrite(baseAddr+ADDR_KSL_TL,(63-VOL_SCALE_LOG_BROKEN(63-op.tl,chan[i].outVol&0x3f,63))|(op.ksl<<6)); } else { rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6)); } } } } if (NEW_ARP_STRAT) { chan[i].handleArp(); } else if (chan[i].std.arp.had) { if (!chan[i].inPorta) { chan[i].baseFreq=NOTE_FREQUENCY(parent->calcArp(chan[i].note,chan[i].std.arp.val)); } chan[i].freqChanged=true; } if (oplType==3 && chan[i].std.panL.had) { chan[i].pan=((chan[i].std.panL.val&1)<<1)|((chan[i].std.panL.val&2)>>1)|((chan[i].std.panL.val&4)<<1)|((chan[i].std.panL.val&8)>>1); } 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,-131071,131071); } else { chan[i].pitch2=chan[i].std.pitch.val; } chan[i].freqChanged=true; } if (chan[i].std.phaseReset.had) { if (chan[i].std.phaseReset.val==1 && chan[i].active) { chan[i].keyOn=true; } } if (chan[i].std.alg.had) { chan[i].state.alg=chan[i].std.alg.val; } if (chan[i].std.fb.had) { chan[i].state.fb=chan[i].std.fb.val; } if (chan[i].std.alg.had || chan[i].std.fb.had || (oplType==3 && chan[i].std.panL.had)) { if (isMuted[i] && i<=melodicChans) { rWrite(chanMap[i]+ADDR_LR_FB_ALG,(chan[i].state.alg&1)|(chan[i].state.fb<<1)); if (ops==4) { rWrite(chanMap[i+1]+ADDR_LR_FB_ALG,((chan[i].state.alg>>1)&1)|(chan[i].state.fb<<1)); } } else { rWrite(chanMap[i]+ADDR_LR_FB_ALG,(chan[i].state.alg&1)|(chan[i].state.fb<<1)|((chan[i].pan&15)<<4)); if (ops==4) { rWrite(chanMap[i+1]+ADDR_LR_FB_ALG,((chan[i].state.alg>>1)&1)|(chan[i].state.fb<<1)|((chan[i].pan&15)<<4)); } } } for (int j=0; j1) { if (m.ws.had) { op.ws=m.ws.val; rWrite(baseAddr+ADDR_WS,op.ws&((oplType==3)?7:3)); } } if (m.tl.had) { op.tl=m.tl.val&63; } if (m.ksl.had) { op.ksl=m.ksl.val; } if (m.tl.had || m.ksl.had) { if (isMuted[i]) { rWrite(baseAddr+ADDR_KSL_TL,63|(op.ksl<<6)); } else { if (KVSL(i,j) || i>melodicChans) { rWrite(baseAddr+ADDR_KSL_TL,(63-VOL_SCALE_LOG_BROKEN(63-op.tl,chan[i].outVol&0x3f,63))|(op.ksl<<6)); } else { rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6)); } } } } } } int hardResetElapsed=0; bool mustHardReset=false; bool weWillWriteRRLater[64]; memset(weWillWriteRRLater,0,64*sizeof(bool)); unsigned char opMask=(int)(chan[0].fourOp)|(chan[2].fourOp<<1)|(chan[4].fourOp<<2)|(chan[6].fourOp<<3)|(chan[8].fourOp<<4)|(chan[10].fourOp<<5); // write ops which are being enabled if (update4OpMask) { if (oplType==3) { immWrite(0x104,opMask|oldOpMask); //printf("updating opMask to %.2x\n",opMask); } } for (int i=0; i0x100) { weWillWriteRRLater[(baseAddr&0xff)|32]=true; } else { weWillWriteRRLater[(baseAddr&0xff)]=true; } immWrite(baseAddr+ADDR_SL_RR,0x0f); hardResetElapsed++; } } } // and now the ones being disabled if (update4OpMask) { update4OpMask=false; if (oplType==3) { immWrite(0x104,opMask); //printf("updating opMask to %.2x\n",opMask); } oldOpMask=opMask; } // update drums if (properDrums) { bool updateDrums=false; for (int i=melodicChans; i=0) { if (chan[adpcmChan].furnacePCM) { chan[adpcmChan].std.next(); if (chan[adpcmChan].std.vol.had) { chan[adpcmChan].outVol=(chan[adpcmChan].vol*MIN(chan[adpcmChan].macroVolMul,chan[adpcmChan].std.vol.val))/chan[adpcmChan].macroVolMul; immWrite(18,(isMuted[adpcmChan]?0:chan[adpcmChan].outVol)); } if (NEW_ARP_STRAT) { chan[adpcmChan].handleArp(); } else if (chan[adpcmChan].std.arp.had) { if (!chan[adpcmChan].inPorta) { chan[adpcmChan].baseFreq=NOTE_ADPCMB(parent->calcArp(chan[adpcmChan].note,chan[adpcmChan].std.arp.val)); } chan[adpcmChan].freqChanged=true; } if (chan[adpcmChan].std.phaseReset.had) { if ((chan[adpcmChan].std.phaseReset.val==1) && chan[adpcmChan].active) { chan[adpcmChan].keyOn=true; } } } if (chan[adpcmChan].freqChanged || chan[adpcmChan].keyOn || chan[adpcmChan].keyOff) { if (chan[adpcmChan].sample>=0 && chan[adpcmChan].samplesong.sampleLen) { double off=65535.0*(double)(parent->getSample(chan[adpcmChan].sample)->centerRate)/parent->getCenterRate(); chan[adpcmChan].freq=parent->calcFreq(chan[adpcmChan].baseFreq,chan[adpcmChan].pitch,chan[adpcmChan].fixedArp?chan[adpcmChan].baseNoteOverride:chan[adpcmChan].arpOff,chan[adpcmChan].fixedArp,false,4,chan[adpcmChan].pitch2,(double)chipClock/(compatYPitch?144:72),off); } else { chan[adpcmChan].freq=0; } if (chan[adpcmChan].fixedFreq>0) chan[adpcmChan].freq=chan[adpcmChan].fixedFreq; if (pretendYMU) { // YMU759 only does 4KHz or 8KHz if (chan[adpcmChan].freq>7500) { chan[adpcmChan].freq=10922; // 8KHz } else { chan[adpcmChan].freq=5461; // 4KHz } } if (chan[adpcmChan].freq<0) chan[adpcmChan].freq=0; if (chan[adpcmChan].freq>65535) chan[adpcmChan].freq=65535; immWrite(16,chan[adpcmChan].freq&0xff); immWrite(17,(chan[adpcmChan].freq>>8)&0xff); if (chan[adpcmChan].keyOn || chan[adpcmChan].keyOff) { immWrite(7,0x01); // reset if (chan[adpcmChan].active && chan[adpcmChan].keyOn && !chan[adpcmChan].keyOff) { if (chan[adpcmChan].sample>=0 && chan[adpcmChan].samplesong.sampleLen) { DivSample* s=parent->getSample(chan[adpcmChan].sample); immWrite(7,(s->isLoopable())?0xb0:0xa0); // start/repeat } } chan[adpcmChan].keyOn=false; chan[adpcmChan].keyOff=false; } chan[adpcmChan].freqChanged=false; } } for (int i=0; i<768; i++) { if (pendingWrites[i]!=oldWrites[i]) { if ((i>=0x80 && i<0xa0)) { if (weWillWriteRRLater[i-0x80]) continue; } else if ((i>=0x180 && i<0x1a0)) { if (weWillWriteRRLater[32|(i-0x180)]) continue; } immWrite(i,pendingWrites[i]&0xff); oldWrites[i]=pendingWrites[i]; } } bool updateDrums=false; for (int i=0; igetSample(chan[i].sample); unsigned char ctrl=0; double off=(s->centerRate>=1)?((double)s->centerRate/parent->getCenterRate()):1.0; chan[i].freq=(int)(off*parent->calcFreq(chan[i].baseFreq,chan[i].pitch,chan[i].fixedArp?chan[i].baseNoteOverride:chan[i].arpOff,chan[i].fixedArp,false,2,chan[i].pitch2,chipClock,(524288*768))); if (chan[i].freq<0x400) chan[i].freq=0x400; chan[i].freqH=0; if (chan[i].freq>0x3ffffff) { chan[i].freq=0x3ffffff; chan[i].freqH=15; } else if (chan[i].freq>=0x800) { chan[i].freqH=bsr32(chan[i].freq)-11; } chan[i].freqL=(chan[i].freq>>chan[i].freqH)&0x3ff; chan[i].freqH=8^chan[i].freqH; ctrl|=(chan[i].active?0x80:0)|(chan[i].damp?0x40:0)|(chan[i].lfoReset?0x20:0)|(chan[i].ch?0x10:0)|(isMuted[i]?8:(chan[i].pan&0xf)); unsigned int waveNum=chan[i].sample; if (ramSize<=0x200000) { waveNum=CLAMP(waveNum,0,0x7f)|0x180; } if (chan[i].keyOn) { immWrite(PCM_ADDR_KEY_DAMP_LFORST_CH_PAN+PCM_REG(i),ctrl&~0x80); // force keyoff first immWrite(PCM_ADDR_WAVE_H_FN_L+PCM_REG(i),((chan[i].freqL&0x7f)<<1)|((waveNum>>8)&1)); immWrite(PCM_ADDR_WAVE_L+PCM_REG(i),waveNum&0xff); immWrite(PCM_ADDR_LFO_VIB+PCM_REG(i),(chan[i].lfo<<3)|(chan[i].vib)); immWrite(PCM_ADDR_AR_D1R+PCM_REG(i),(chan[i].ar<<4)|(chan[i].d1r)); immWrite(PCM_ADDR_DL_D2R+PCM_REG(i),(chan[i].dl<<4)|(chan[i].d2r)); immWrite(PCM_ADDR_RC_RR+PCM_REG(i),(chan[i].rc<<4)|(chan[i].rr)); immWrite(PCM_ADDR_AM+PCM_REG(i),chan[i].am); if (!chan[i].std.vol.had) { chan[i].outVol=chan[i].vol; immWrite(PCM_ADDR_TL+(PCM_REG(i)),((0x7f-chan[i].outVol)<<1)|(chan[i].levelDirect?1:0)); } chan[i].writeCtrl=true; chan[i].keyOn=false; } if (chan[i].keyOff) { chan[i].writeCtrl=true; chan[i].keyOff=false; } if (chan[i].freqChanged) { immWrite(PCM_ADDR_WAVE_H_FN_L+PCM_REG(i),((chan[i].freqL&0x7f)<<1)|((waveNum>>8)&1)); immWrite(PCM_ADDR_FN_H_PR_OCT+PCM_REG(i),((chan[i].freqH&0xf)<<4)|(chan[i].pseudoReverb?0x08:0x00)|((chan[i].freqL>>7)&0x7)); chan[i].freqChanged=false; } if (chan[i].writeCtrl) { immWrite(PCM_ADDR_KEY_DAMP_LFORST_CH_PAN+PCM_REG(i),ctrl); chan[i].writeCtrl=false; } } } else { if (chan[i].freqChanged) { int mul=2; int fixedBlock=chan[i].state.block; if (parent->song.linearPitch!=2) { mul=octave(chan[i].baseFreq,fixedBlock)*2; } chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,chan[i].fixedArp?chan[i].baseNoteOverride:chan[i].arpOff,chan[i].fixedArp,false,mul,chan[i].pitch2,chipClock,CHIP_FREQBASE); if (chan[i].fixedFreq>0) chan[i].freq=chan[i].fixedFreq; if (chan[i].freq<0) chan[i].freq=0; if (chan[i].freq>131071) chan[i].freq=131071; int freqt=toFreq(chan[i].freq,fixedBlock); chan[i].freqH=freqt>>8; chan[i].freqL=freqt&0xff; immWrite(chanMap[i]+ADDR_FREQ,chan[i].freqL); } if (i0) { return 1<<(fixedBlock-1); } freq/=OPLL_C_NUM; if (freq==0) return 1; return 1<0) { block=fixedBlock-1; } else { block=freq/OPLL_C_NUM; if (block>0) block=bsr(block); } if (block>7) block=7; freq>>=block; if (freq>0x3ff) freq=0x3ff; return (block<<10)|freq; } void DivPlatformOPL::muteChannel(int ch, bool mute) { isMuted[ch]=mute; if (PCM_CHECK(ch)) { chan[ch].freqChanged=true; chan[ch].writeCtrl=true; return; } if (ch==adpcmChan) { immWrite(18,(isMuted[adpcmChan]?0:chan[adpcmChan].outVol)); return; } if (oplType<3 && chmelodicChans) { rWrite(baseAddr+ADDR_KSL_TL,(63-VOL_SCALE_LOG_BROKEN(63-op.tl,chan[ch].outVol&0x3f,63))|(op.ksl<<6)); } else { rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6)); } } } if (properDrums && ch>melodicChans) { return; } if (isMuted[ch] && ch<=melodicChans) { rWrite(chanMap[ch]+ADDR_LR_FB_ALG,(chan[ch].state.alg&1)|(chan[ch].state.fb<<1)); if (ops==4) { rWrite(chanMap[ch+1]+ADDR_LR_FB_ALG,((chan[ch].state.alg>>1)&1)|(chan[ch].state.fb<<1)); } } else { rWrite(chanMap[ch]+ADDR_LR_FB_ALG,(chan[ch].state.alg&1)|(chan[ch].state.fb<<1)|((chan[ch].pan&15)<<4)); if (ops==4) { rWrite(chanMap[ch+1]+ADDR_LR_FB_ALG,((chan[ch].state.alg>>1)&1)|(chan[ch].state.fb<<1)|((chan[ch].pan&15)<<4)); } } } void DivPlatformOPL::commitState(int ch, DivInstrument* ins) { if (PCM_CHECK(ch)) { return; } if (chan[ch].insChanged) { if (ch>melodicChans && ins->type==DIV_INS_OPL_DRUMS) { for (int i=0; i<4; i++) { chan[melodicChans+i+1].state.alg=ins->fm.alg; chan[melodicChans+i+1].state.fb=ins->fm.fb; chan[melodicChans+i+1].state.opllPreset=ins->fm.opllPreset; chan[melodicChans+i+1].state.fixedDrums=ins->fm.fixedDrums; chan[melodicChans+i+1].state.kickFreq=ins->fm.kickFreq; chan[melodicChans+i+1].state.snareHatFreq=ins->fm.snareHatFreq; chan[melodicChans+i+1].state.tomTopFreq=ins->fm.tomTopFreq; chan[melodicChans+i+1].state.op[0]=ins->fm.op[i]; } } else { chan[ch].state=ins->fm; } } if (chan[ch].insChanged) { if (ch>melodicChans && ins->type==DIV_INS_OPL_DRUMS) { for (int i=0; i<4; i++) { int ch=melodicChans+1+i; unsigned char slot=slots[0][ch]; if (slot==255) continue; unsigned short baseAddr=slotMap[slot]; DivInstrumentFM::Operator& op=chan[ch].state.op[0]; chan[ch].fourOp=false; if (isMuted[ch]) { rWrite(baseAddr+ADDR_KSL_TL,63|(op.ksl<<6)); } else { rWrite(baseAddr+ADDR_KSL_TL,(63-VOL_SCALE_LOG_BROKEN(63-op.tl,chan[ch].outVol&0x3f,63))|(op.ksl<<6)); } rWrite(baseAddr+ADDR_AM_VIB_SUS_KSR_MULT,(op.am<<7)|(op.vib<<6)|(op.sus<<5)|(op.ksr<<4)|op.mult); rWrite(baseAddr+ADDR_AR_DR,(op.ar<<4)|op.dr); rWrite(baseAddr+ADDR_SL_RR,(op.sl<<4)|op.rr); if (oplType>1) { rWrite(baseAddr+ADDR_WS,op.ws&((oplType==3)?7:3)); } oldWrites[chanMap[ch]+ADDR_LR_FB_ALG]=-1; rWrite(chanMap[ch]+ADDR_LR_FB_ALG,(chan[ch].state.alg&1)|(chan[ch].state.fb<<1)|((chan[ch].pan&15)<<4)); } } else { int ops=(slots[3][ch]!=255 && chan[ch].state.ops==4 && oplType==3)?4:2; chan[ch].fourOp=(ops==4); if (chan[ch].fourOp) { /* if (chan[ch+1].active) { chan[ch+1].keyOff=true; chan[ch+1].keyOn=false; chan[ch+1].active=false; }*/ chan[ch+1].insChanged=true; chan[ch+1].macroInit(NULL); } update4OpMask=true; for (int i=0; imelodicChans) { rWrite(baseAddr+ADDR_KSL_TL,(63-VOL_SCALE_LOG_BROKEN(63-op.tl,chan[ch].outVol&0x3f,63))|(op.ksl<<6)); } else { rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6)); } } rWrite(baseAddr+ADDR_AM_VIB_SUS_KSR_MULT,(op.am<<7)|(op.vib<<6)|(op.sus<<5)|(op.ksr<<4)|op.mult); rWrite(baseAddr+ADDR_AR_DR,(op.ar<<4)|op.dr); rWrite(baseAddr+ADDR_SL_RR,(op.sl<<4)|op.rr); if (oplType>1) { rWrite(baseAddr+ADDR_WS,op.ws&((oplType==3)?7:3)); } } if (isMuted[ch] && ch<=melodicChans) { oldWrites[chanMap[ch]+ADDR_LR_FB_ALG]=-1; rWrite(chanMap[ch]+ADDR_LR_FB_ALG,(chan[ch].state.alg&1)|(chan[ch].state.fb<<1)); if (ops==4) { oldWrites[chanMap[ch+1]+ADDR_LR_FB_ALG]=-1; rWrite(chanMap[ch+1]+ADDR_LR_FB_ALG,((chan[ch].state.alg>>1)&1)|(chan[ch].state.fb<<1)); } } else { oldWrites[chanMap[ch]+ADDR_LR_FB_ALG]=-1; rWrite(chanMap[ch]+ADDR_LR_FB_ALG,(chan[ch].state.alg&1)|(chan[ch].state.fb<<1)|((chan[ch].pan&15)<<4)); if (ops==4) { oldWrites[chanMap[ch+1]+ADDR_LR_FB_ALG]=-1; rWrite(chanMap[ch+1]+ADDR_LR_FB_ALG,((chan[ch].state.alg>>1)&1)|(chan[ch].state.fb<<1)|((chan[ch].pan&15)<<4)); } } } } } int DivPlatformOPL::dispatch(DivCommand c) { if (c.chan>=totalChans && c.chan!=adpcmChan) return 0; // ineffective in 4-op mode if (oplType==3 && c.chan!=adpcmChan && c.chan<14 && (c.chan&1) && c.cmd!=DIV_CMD_GET_VOLMAX) { if (chan[c.chan-1].fourOp) return 0; } switch (c.cmd) { case DIV_CMD_NOTE_ON: { if (PCM_CHECK(c.chan)) { // OPL4 PCM DivInstrument* ins=parent->getIns(chan[c.chan].ins,DIV_INS_MULTIPCM); chan[c.chan].macroVolMul=ins->type==DIV_INS_AMIGA?64:127; if (c.value!=DIV_NOTE_NULL) { chan[c.chan].sample=ins->amiga.getSample(c.value); chan[c.chan].sampleNote=c.value; c.value=ins->amiga.getFreq(c.value); chan[c.chan].sampleNoteDelta=c.value-chan[c.chan].sampleNote; } if (c.value!=DIV_NOTE_NULL) { chan[c.chan].baseFreq=NOTE_PCM(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; } if (chan[c.chan].insChanged) { if (ins->type==DIV_INS_MULTIPCM) { chan[c.chan].lfo=ins->multipcm.lfo; chan[c.chan].vib=ins->multipcm.vib; chan[c.chan].am=ins->multipcm.am; chan[c.chan].ar=ins->multipcm.ar; chan[c.chan].d1r=ins->multipcm.d1r; chan[c.chan].dl=ins->multipcm.dl; chan[c.chan].d2r=ins->multipcm.d2r; chan[c.chan].rc=ins->multipcm.rc; chan[c.chan].rr=ins->multipcm.rr; chan[c.chan].damp=ins->multipcm.damp; chan[c.chan].pseudoReverb=ins->multipcm.pseudoReverb; chan[c.chan].levelDirect=ins->multipcm.levelDirect; chan[c.chan].lfoReset=ins->multipcm.lfoReset; } else { chan[c.chan].lfo=0; chan[c.chan].vib=0; chan[c.chan].am=0; chan[c.chan].ar=15; chan[c.chan].d1r=15; chan[c.chan].dl=0; chan[c.chan].d2r=0; chan[c.chan].rc=15; chan[c.chan].rr=15; chan[c.chan].damp=false; chan[c.chan].pseudoReverb=false; chan[c.chan].levelDirect=true; chan[c.chan].lfoReset=false; } chan[c.chan].insChanged=false; } chan[c.chan].active=true; chan[c.chan].keyOn=true; chan[c.chan].macroInit(ins); if (!chan[c.chan].std.vol.will) { chan[c.chan].outVol=chan[c.chan].vol; } break; } else if (c.chan==adpcmChan) { // ADPCM DivInstrument* ins=parent->getIns(chan[c.chan].ins,DIV_INS_FM); chan[c.chan].macroVolMul=ins->type==DIV_INS_AMIGA?64:255; if (ins->type==DIV_INS_AMIGA || ins->type==DIV_INS_ADPCMB) { chan[c.chan].furnacePCM=true; } else { chan[c.chan].furnacePCM=false; } if (skipRegisterWrites) break; if (chan[c.chan].furnacePCM) { chan[c.chan].macroInit(ins); chan[c.chan].fixedFreq=0; if (!chan[c.chan].std.vol.will) { chan[c.chan].outVol=chan[c.chan].vol; immWrite(18,(isMuted[adpcmChan]?0:chan[adpcmChan].outVol)); } if (c.value!=DIV_NOTE_NULL) { chan[c.chan].sample=ins->amiga.getSample(c.value); c.value=ins->amiga.getFreq(c.value); } if (chan[c.chan].sample>=0 && chan[c.chan].samplesong.sampleLen) { DivSample* s=parent->getSample(chan[c.chan].sample); immWrite(8,0); immWrite(9,(sampleOffB[chan[c.chan].sample]>>2)&0xff); immWrite(10,(sampleOffB[chan[c.chan].sample]>>10)&0xff); int end=sampleOffB[chan[c.chan].sample]+s->lengthB-1; immWrite(11,(end>>2)&0xff); immWrite(12,(end>>10)&0xff); if (c.value!=DIV_NOTE_NULL) { chan[c.chan].note=c.value; chan[c.chan].baseFreq=NOTE_ADPCMB(chan[c.chan].note); chan[c.chan].freqChanged=true; } chan[c.chan].active=true; chan[c.chan].keyOn=true; } else { immWrite(7,0x01); // reset immWrite(9,0); immWrite(10,0); immWrite(11,0); immWrite(12,0); break; } } else { chan[c.chan].sample=-1; chan[c.chan].macroInit(NULL); chan[c.chan].outVol=chan[c.chan].vol; if ((12*sampleBank+c.value%12)>=parent->song.sampleLen) { break; } chan[c.chan].sample=12*sampleBank+c.value%12; if (chan[c.chan].sample>=0 && chan[c.chan].samplesong.sampleLen) { DivSample* s=parent->getSample(12*sampleBank+c.value%12); immWrite(8,0); immWrite(9,(sampleOffB[chan[c.chan].sample]>>2)&0xff); immWrite(10,(sampleOffB[chan[c.chan].sample]>>10)&0xff); int end=sampleOffB[chan[c.chan].sample]+s->lengthB-1; immWrite(11,(end>>2)&0xff); immWrite(12,(end>>10)&0xff); int freq=(65536.0*(double)s->rate)/(double)chipRateBase; chan[c.chan].fixedFreq=freq; immWrite(16,freq&0xff); immWrite(17,(freq>>8)&0xff); chan[c.chan].active=true; chan[c.chan].keyOn=true; } else { immWrite(7,0x01); // reset immWrite(9,0); immWrite(10,0); immWrite(11,0); immWrite(12,0); } } break; } DivInstrument* ins=parent->getIns(chan[c.chan].ins,c.chan>melodicChans?DIV_INS_OPL_DRUMS:DIV_INS_OPL); chan[c.chan].macroInit(ins); if (!chan[c.chan].std.vol.will) { chan[c.chan].outVol=chan[c.chan].vol; } commitState(c.chan,ins); chan[c.chan].insChanged=false; if (c.value!=DIV_NOTE_NULL) { if (c.chan>melodicChans && ins->type==DIV_INS_OPL_DRUMS && chan[c.chan].state.fixedDrums) { chan[melodicChans+1].fixedFreq=(chan[melodicChans+1].state.snareHatFreq&1023)<<(chan[melodicChans+1].state.snareHatFreq>>10); chan[melodicChans+2].fixedFreq=(chan[melodicChans+2].state.tomTopFreq&1023)<<(chan[melodicChans+2].state.tomTopFreq>>10); chan[melodicChans+3].fixedFreq=chan[melodicChans+2].fixedFreq; chan[melodicChans+4].fixedFreq=chan[melodicChans+1].fixedFreq; chan[melodicChans+1].freqChanged=true; chan[melodicChans+2].freqChanged=true; chan[melodicChans+3].freqChanged=true; chan[melodicChans+4].freqChanged=true; } else { if (c.chan>=melodicChans && (chan[c.chan].state.opllPreset==16 || ins->type==DIV_INS_OPL_DRUMS) && chan[c.chan].state.fixedDrums) { // drums if (c.chan==melodicChans) { chan[c.chan].fixedFreq=(chan[c.chan].state.kickFreq&1023)<<(chan[c.chan].state.kickFreq>>10); } else if (c.chan==melodicChans+1 || c.chan==melodicChans+4) { chan[c.chan].fixedFreq=(chan[c.chan].state.snareHatFreq&1023)<<(chan[c.chan].state.snareHatFreq>>10); } else if (c.chan==melodicChans+2 || c.chan==melodicChans+3) { chan[c.chan].fixedFreq=(chan[c.chan].state.tomTopFreq&1023)<<(chan[c.chan].state.tomTopFreq>>10); } else { chan[c.chan].baseFreq=NOTE_FREQUENCY(c.value); chan[c.chan].fixedFreq=0; } } else { chan[c.chan].baseFreq=NOTE_FREQUENCY(c.value); chan[c.chan].fixedFreq=0; } } chan[c.chan].note=c.value; chan[c.chan].freqChanged=true; } chan[c.chan].keyOn=true; chan[c.chan].active=true; break; } case DIV_CMD_NOTE_OFF: chan[c.chan].keyOff=true; chan[c.chan].keyOn=false; chan[c.chan].active=false; if (PCM_CHECK(c.chan)) { chan[c.chan].sample=-1; chan[c.chan].macroInit(NULL); } break; case DIV_CMD_NOTE_OFF_ENV: chan[c.chan].keyOff=true; chan[c.chan].keyOn=false; chan[c.chan].active=false; chan[c.chan].std.release(); break; case DIV_CMD_ENV_RELEASE: chan[c.chan].std.release(); break; case DIV_CMD_VOLUME: { if (pretendYMU && c.chan!=adpcmChan) { c.value=pow(((double)c.value/127.0),0.5)*63.0; if (c.value<0) c.value=0; if (c.value>63) c.value=63; } chan[c.chan].vol=c.value; if (!chan[c.chan].std.vol.has) { chan[c.chan].outVol=c.value; } if (PCM_CHECK(c.chan)) { // OPL4 PCM immWrite(PCM_ADDR_TL+PCM_REG(c.chan),((0x7f-chan[c.chan].outVol)<<1)|(chan[c.chan].levelDirect?1:0)); break; } if (c.chan==adpcmChan) { // ADPCM-B immWrite(18,(isMuted[adpcmChan]?0:chan[adpcmChan].outVol)); break; } int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; for (int i=0; imelodicChans) { rWrite(baseAddr+ADDR_KSL_TL,(63-VOL_SCALE_LOG_BROKEN(63-op.tl,chan[c.chan].outVol&0x3f,63))|(op.ksl<<6)); } else { rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6)); } } } break; } case DIV_CMD_GET_VOLUME: { if (pretendYMU && c.chan!=adpcmChan) { return pow(((double)chan[c.chan].vol/63.0),2.0)*127.0; } return chan[c.chan].vol; break; } case DIV_CMD_INSTRUMENT: if (chan[c.chan].ins!=c.value || c.value2==1) { chan[c.chan].insChanged=true; } chan[c.chan].ins=c.value; break; case DIV_CMD_PANNING: { if (PCM_CHECK(c.chan)) { chan[c.chan].ch=false; chan[c.chan].pan=8^MIN(parent->convertPanSplitToLinearLR(c.value,c.value2,15)+1,15); chan[c.chan].freqChanged=true; chan[c.chan].writeCtrl=true; break; } if (oplType!=3) break; if (c.chan==adpcmChan) break; chan[c.chan].pan&=~3; if (c.value==0 && c.value2==0 && ((chipType!=4) && compatPan)) { chan[c.chan].pan|=3; } else { chan[c.chan].pan|=(c.value>0)|((c.value2>0)<<1); } int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (isMuted[c.chan] && c.chan<=melodicChans) { rWrite(chanMap[c.chan]+ADDR_LR_FB_ALG,(chan[c.chan].state.alg&1)|(chan[c.chan].state.fb<<1)); if (ops==4) { rWrite(chanMap[c.chan+1]+ADDR_LR_FB_ALG,((chan[c.chan].state.alg>>1)&1)|(chan[c.chan].state.fb<<1)); } } else { rWrite(chanMap[c.chan]+ADDR_LR_FB_ALG,(chan[c.chan].state.alg&1)|(chan[c.chan].state.fb<<1)|((chan[c.chan].pan&15)<<4)); if (ops==4) { rWrite(chanMap[c.chan+1]+ADDR_LR_FB_ALG,((chan[c.chan].state.alg>>1)&1)|(chan[c.chan].state.fb<<1)|((chan[c.chan].pan&15)<<4)); } } break; } case DIV_CMD_SURROUND_PANNING: { if (PCM_CHECK(c.chan)) { chan[c.chan].ch=true; chan[c.chan].freqChanged=true; chan[c.chan].writeCtrl=true; break; } if (oplType!=3) break; if (c.chan==adpcmChan) break; if (c.value==2) { chan[c.chan].pan&=3; if (c.value2>0) chan[c.chan].pan|=4; } else if (c.value==3) { if (c.value2>0) chan[c.chan].pan|=8; } else { break; } int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (isMuted[c.chan] && c.chan<=melodicChans) { rWrite(chanMap[c.chan]+ADDR_LR_FB_ALG,(chan[c.chan].state.alg&1)|(chan[c.chan].state.fb<<1)); if (ops==4) { rWrite(chanMap[c.chan+1]+ADDR_LR_FB_ALG,((chan[c.chan].state.alg>>1)&1)|(chan[c.chan].state.fb<<1)); } } else { rWrite(chanMap[c.chan]+ADDR_LR_FB_ALG,(chan[c.chan].state.alg&1)|(chan[c.chan].state.fb<<1)|((chan[c.chan].pan&15)<<4)); if (ops==4) { rWrite(chanMap[c.chan+1]+ADDR_LR_FB_ALG,((chan[c.chan].state.alg>>1)&1)|(chan[c.chan].state.fb<<1)|((chan[c.chan].pan&15)<<4)); } } break; } case DIV_CMD_PITCH: { if (c.chan==adpcmChan) { if (!chan[c.chan].furnacePCM) break; } chan[c.chan].pitch=c.value; chan[c.chan].freqChanged=true; break; } case DIV_CMD_NOTE_PORTA: { if (PCM_CHECK(c.chan)) { int destFreq=NOTE_PCM(c.value2+chan[c.chan].sampleNoteDelta); 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; } int destFreq=(c.chan==adpcmChan)?(NOTE_ADPCMB(c.value2)):(NOTE_FREQUENCY(c.value2)); int newFreq; bool return2=false; int mul=1; int fixedBlock=0; if (parent->song.linearPitch!=2) { fixedBlock=chan[c.chan].state.block; mul=octave(chan[c.chan].baseFreq,fixedBlock); } if (destFreq>chan[c.chan].baseFreq) { newFreq=chan[c.chan].baseFreq+c.value*mul; if (newFreq>=destFreq) { newFreq=destFreq; return2=true; } } else { newFreq=chan[c.chan].baseFreq-c.value*mul; if (newFreq<=destFreq) { newFreq=destFreq; return2=true; } } if (!chan[c.chan].portaPause && parent->song.linearPitch!=2) { if (mul!=octave(newFreq,fixedBlock)) { chan[c.chan].portaPause=true; break; } } chan[c.chan].baseFreq=newFreq; chan[c.chan].portaPause=false; chan[c.chan].freqChanged=true; if (return2) { chan[c.chan].inPorta=false; return 2; } break; } case DIV_CMD_SAMPLE_BANK: if (adpcmChan<0) break; sampleBank=c.value; if (sampleBank>(int)(parent->song.sample.size()/12)) { sampleBank=parent->song.sample.size()/12; } iface.sampleBank=sampleBank; break; case DIV_CMD_LEGATO: { // TODO: OPL4 PCM if (chan[c.chan].insChanged) { DivInstrument* ins=parent->getIns(chan[c.chan].ins,DIV_INS_FM); commitState(c.chan,ins); chan[c.chan].insChanged=false; } chan[c.chan].baseFreq=(PCM_CHECK(c.chan))?NOTE_PCM(c.value+chan[c.chan].sampleNoteDelta+((HACKY_LEGATO_MESS)?(chan[c.chan].std.arp.val-12):(0))): (c.chan==adpcmChan)?(NOTE_ADPCMB(c.value)):(NOTE_FREQUENCY(c.value)); chan[c.chan].note=c.value; chan[c.chan].freqChanged=true; break; } case DIV_CMD_FM_LFO: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; if (c.value&2) { dvb=c.value&1; } else { dam=c.value&1; } immWrite(0xbd,(dam<<7)|(dvb<<6)|(properDrums<<5)|drumState); break; } case DIV_CMD_FM_FB: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; chan[c.chan].state.fb=c.value&7; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (isMuted[c.chan] && c.chan<=melodicChans) { rWrite(chanMap[c.chan]+ADDR_LR_FB_ALG,(chan[c.chan].state.alg&1)|(chan[c.chan].state.fb<<1)); if (ops==4) { rWrite(chanMap[c.chan+1]+ADDR_LR_FB_ALG,((chan[c.chan].state.alg>>1)&1)|(chan[c.chan].state.fb<<1)); } } else { rWrite(chanMap[c.chan]+ADDR_LR_FB_ALG,(chan[c.chan].state.alg&1)|(chan[c.chan].state.fb<<1)|((chan[c.chan].pan&15)<<4)); if (ops==4) { rWrite(chanMap[c.chan+1]+ADDR_LR_FB_ALG,((chan[c.chan].state.alg>>1)&1)|(chan[c.chan].state.fb<<1)|((chan[c.chan].pan&15)<<4)); } } break; } case DIV_CMD_FM_MULT: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (c.value>=ops) break; DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[c.value]:c.value]; op.mult=c.value2&15; unsigned char slot=slots[c.value][c.chan]; if (slot==255) break; unsigned short baseAddr=slotMap[slot]; rWrite(baseAddr+ADDR_AM_VIB_SUS_KSR_MULT,(op.am<<7)|(op.vib<<6)|(op.sus<<5)|(op.ksr<<4)|op.mult); break; } case DIV_CMD_FM_TL: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (c.value>=ops) break; DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[c.value]:c.value]; op.tl=c.value2&63; unsigned char slot=slots[c.value][c.chan]; if (slot==255) break; unsigned short baseAddr=slotMap[slot]; if (isMuted[c.chan]) { rWrite(baseAddr+ADDR_KSL_TL,63|(op.ksl<<6)); } else { if (KVSL(c.chan,c.value) || c.chan>melodicChans) { rWrite(baseAddr+ADDR_KSL_TL,(63-VOL_SCALE_LOG_BROKEN(63-op.tl,chan[c.chan].outVol&0x3f,63))|(op.ksl<<6)); } else { rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6)); } } break; } case DIV_CMD_FM_AR: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (c.value<0) { for (int i=0; i=ops) break; DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[c.value]:c.value]; op.ar=c.value2&15; unsigned char slot=slots[c.value][c.chan]; if (slot==255) break; unsigned short baseAddr=slotMap[slot]; rWrite(baseAddr+ADDR_AR_DR,(op.ar<<4)|op.dr); } break; } case DIV_CMD_FM_DR: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (c.value<0) { for (int i=0; i=ops) break; DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[c.value]:c.value]; op.dr=c.value2&15; unsigned char slot=slots[c.value][c.chan]; if (slot==255) break; unsigned short baseAddr=slotMap[slot]; rWrite(baseAddr+ADDR_AR_DR,(op.ar<<4)|op.dr); } break; } case DIV_CMD_FM_SL: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (c.value<0) { for (int i=0; i=ops) break; DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[c.value]:c.value]; op.sl=c.value2&15; unsigned char slot=slots[c.value][c.chan]; if (slot==255) break; unsigned short baseAddr=slotMap[slot]; rWrite(baseAddr+ADDR_SL_RR,(op.sl<<4)|op.rr); } break; } case DIV_CMD_FM_RR: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (c.value<0) { for (int i=0; i=ops) break; DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[c.value]:c.value]; op.rr=c.value2&15; unsigned char slot=slots[c.value][c.chan]; if (slot==255) break; unsigned short baseAddr=slotMap[slot]; rWrite(baseAddr+ADDR_SL_RR,(op.sl<<4)|op.rr); } break; } case DIV_CMD_FM_AM: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (c.value<0) { for (int i=0; i=ops) break; DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[c.value]:c.value]; op.am=c.value2&1; unsigned char slot=slots[c.value][c.chan]; if (slot==255) break; unsigned short baseAddr=slotMap[slot]; rWrite(baseAddr+ADDR_AM_VIB_SUS_KSR_MULT,(op.am<<7)|(op.vib<<6)|(op.sus<<5)|(op.ksr<<4)|op.mult); } break; } case DIV_CMD_FM_VIB: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (c.value<0) { for (int i=0; i=ops) break; DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[c.value]:c.value]; op.vib=c.value2&1; unsigned char slot=slots[c.value][c.chan]; if (slot==255) break; unsigned short baseAddr=slotMap[slot]; rWrite(baseAddr+ADDR_AM_VIB_SUS_KSR_MULT,(op.am<<7)|(op.vib<<6)|(op.sus<<5)|(op.ksr<<4)|op.mult); } break; } case DIV_CMD_FM_SUS: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (c.value<0) { for (int i=0; i=ops) break; DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[c.value]:c.value]; op.sus=c.value2&1; unsigned char slot=slots[c.value][c.chan]; if (slot==255) break; unsigned short baseAddr=slotMap[slot]; rWrite(baseAddr+ADDR_AM_VIB_SUS_KSR_MULT,(op.am<<7)|(op.vib<<6)|(op.sus<<5)|(op.ksr<<4)|op.mult); } break; } case DIV_CMD_FM_KSR: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (c.value<0) { for (int i=0; i=ops) break; DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[c.value]:c.value]; op.ksr=c.value2&1; unsigned char slot=slots[c.value][c.chan]; if (slot==255) break; unsigned short baseAddr=slotMap[slot]; rWrite(baseAddr+ADDR_AM_VIB_SUS_KSR_MULT,(op.am<<7)|(op.vib<<6)|(op.sus<<5)|(op.ksr<<4)|op.mult); } break; } case DIV_CMD_FM_WS: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; if (oplType<2) break; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (c.value<0) { for (int i=0; i=ops) break; DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[c.value]:c.value]; op.ws=c.value2&7; unsigned char slot=slots[c.value][c.chan]; if (slot==255) break; unsigned short baseAddr=slotMap[slot]; rWrite(baseAddr+ADDR_WS,op.ws&((oplType==3)?7:3)); } break; } case DIV_CMD_FM_RS: { if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; if (oplType<2) break; int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2; if (c.value<0) { for (int i=0; imelodicChans) { rWrite(baseAddr+ADDR_KSL_TL,(63-VOL_SCALE_LOG_BROKEN(63-op.tl,chan[c.chan].outVol&0x3f,63))|(op.ksl<<6)); } else { rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6)); } } } } else { if (c.value>=ops) break; DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[c.value]:c.value]; op.ksl=c.value2&3; unsigned char slot=slots[c.value][c.chan]; if (slot==255) break; unsigned short baseAddr=slotMap[slot]; if (isMuted[c.chan]) { rWrite(baseAddr+ADDR_KSL_TL,63|(op.ksl<<6)); } else { if (KVSL(c.chan,c.value) || c.chan>melodicChans) { rWrite(baseAddr+ADDR_KSL_TL,(63-VOL_SCALE_LOG_BROKEN(63-op.tl,chan[c.chan].outVol&0x3f,63))|(op.ksl<<6)); } else { rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6)); } } } break; } case DIV_CMD_FM_EXTCH: { if (!properDrumsSys) break; properDrums=c.value; immWrite(0xbd,(dam<<7)|(dvb<<6)|(properDrums<<5)|drumState); slots=properDrums?slotsDrums:slotsNonDrums; if (oplType==3) { chanMap=properDrums?chanMapOPL3Drums:chanMapOPL3; melodicChans=properDrums?15:18; totalChans=properDrums?20:18; if (chipType==4) { pcmChanOffs=totalChans; totalChans+=24; } } else { chanMap=properDrums?chanMapOPL2Drums:chanMapOPL2; melodicChans=properDrums?6:9; totalChans=properDrums?11:9; } break; } case DIV_CMD_FM_HARD_RESET: if (PCM_CHECK(c.chan)) break; if (c.chan==adpcmChan) break; chan[c.chan].hardReset=c.value; break; case DIV_CMD_MULTIPCM_MIX_FM: if (chipType==4) { fmMixL=CLAMP((c.value&0x70)>>4,0,7); fmMixR=CLAMP((c.value&0x7),0,7); immWrite(PCM_ADDR_MIX_FM,((7-fmMixR)<<3)|(7-fmMixL)); } break; case DIV_CMD_MULTIPCM_MIX_PCM: if (chipType==4) { pcmMixL=CLAMP((c.value&0x70)>>4,0,7); pcmMixR=CLAMP((c.value&0x7),0,7); immWrite(PCM_ADDR_MIX_PCM,((7-pcmMixR)<<3)|(7-pcmMixL)); } break; case DIV_CMD_MULTIPCM_LFO: if (PCM_CHECK(c.chan)) { chan[c.chan].lfo=c.value&7; rWrite(PCM_ADDR_LFO_VIB+PCM_REG(c.chan),(chan[c.chan].lfo<<3)|(chan[c.chan].vib)); } break; case DIV_CMD_MULTIPCM_VIB: if (PCM_CHECK(c.chan)) { chan[c.chan].vib=c.value&7; rWrite(PCM_ADDR_LFO_VIB+PCM_REG(c.chan),(chan[c.chan].lfo<<3)|(chan[c.chan].vib)); } break; case DIV_CMD_MULTIPCM_AM: if (PCM_CHECK(c.chan)) { chan[c.chan].am=c.value&7; rWrite(PCM_ADDR_AM+PCM_REG(c.chan),chan[c.chan].am); } break; case DIV_CMD_MULTIPCM_AR: if (PCM_CHECK(c.chan)) { chan[c.chan].ar=c.value&0xf; rWrite(PCM_ADDR_AR_D1R+PCM_REG(c.chan),(chan[c.chan].ar<<4)|(chan[c.chan].d1r)); } break; case DIV_CMD_MULTIPCM_D1R: if (PCM_CHECK(c.chan)) { chan[c.chan].d1r=c.value&0xf; rWrite(PCM_ADDR_AR_D1R+PCM_REG(c.chan),(chan[c.chan].ar<<4)|(chan[c.chan].d1r)); } break; case DIV_CMD_MULTIPCM_DL: if (PCM_CHECK(c.chan)) { chan[c.chan].dl=c.value&0xf; rWrite(PCM_ADDR_DL_D2R+PCM_REG(c.chan),(chan[c.chan].dl<<4)|(chan[c.chan].d2r)); } break; case DIV_CMD_MULTIPCM_D2R: if (PCM_CHECK(c.chan)) { chan[c.chan].d2r=c.value&0xf; rWrite(PCM_ADDR_DL_D2R+PCM_REG(c.chan),(chan[c.chan].dl<<4)|(chan[c.chan].d2r)); } break; case DIV_CMD_MULTIPCM_RC: if (PCM_CHECK(c.chan)) { chan[c.chan].rc=c.value&0xf; rWrite(PCM_ADDR_RC_RR+PCM_REG(c.chan),(chan[c.chan].rc<<4)|(chan[c.chan].rr)); } break; case DIV_CMD_MULTIPCM_RR: if (PCM_CHECK(c.chan)) { chan[c.chan].rr=c.value&0xf; rWrite(PCM_ADDR_RC_RR+PCM_REG(c.chan),(chan[c.chan].rc<<4)|(chan[c.chan].rr)); } break; case DIV_CMD_MULTIPCM_DAMP: if (PCM_CHECK(c.chan)) { chan[c.chan].damp=c.value&1; chan[c.chan].freqChanged=true; chan[c.chan].writeCtrl=true; } break; case DIV_CMD_MULTIPCM_PSEUDO_REVERB: if (PCM_CHECK(c.chan)) { chan[c.chan].pseudoReverb=c.value&1; chan[c.chan].freqChanged=true; } break; case DIV_CMD_MULTIPCM_LFO_RESET: if (PCM_CHECK(c.chan)) { chan[c.chan].lfoReset=c.value&1; chan[c.chan].freqChanged=true; chan[c.chan].writeCtrl=true; } break; case DIV_CMD_MULTIPCM_LEVEL_DIRECT: if (PCM_CHECK(c.chan)) { immWrite(PCM_ADDR_TL+PCM_REG(c.chan),((0x7f-chan[c.chan].outVol)<<1)|(chan[c.chan].levelDirect?1:0)); } break; case DIV_CMD_MACRO_OFF: chan[c.chan].std.mask(c.value,true); break; case DIV_CMD_MACRO_ON: chan[c.chan].std.mask(c.value,false); break; case DIV_CMD_MACRO_RESTART: chan[c.chan].std.restart(c.value); break; case DIV_CMD_GET_VOLMAX: if (PCM_CHECK(c.chan)) return 127; if (c.chan==adpcmChan) return 255; if (pretendYMU) return 127; return 63; break; case DIV_CMD_PRE_PORTA: if (PCM_CHECK(c.chan) && chan[c.chan].active && c.value2) { if (parent->song.resetMacroOnPorta) chan[c.chan].macroInit(parent->getIns(chan[c.chan].ins,DIV_INS_MULTIPCM)); } if (!chan[c.chan].inPorta && c.value && !parent->song.brokenPortaArp && chan[c.chan].std.arp.will && !NEW_ARP_STRAT) { chan[c.chan].baseFreq=(PCM_CHECK(c.chan))?NOTE_PCM(chan[c.chan].note): ((c.chan==adpcmChan)?(NOTE_ADPCMB(chan[c.chan].note)):(NOTE_FREQUENCY(chan[c.chan].note))); } chan[c.chan].inPorta=c.value; break; case DIV_CMD_PRE_NOTE: break; default: //printf("WARNING: unimplemented command %d\n",c.cmd); break; } return 1; } void DivPlatformOPL::forceIns() { if (oplType==3) { chanMap=properDrums?chanMapOPL3Drums:chanMapOPL3; melodicChans=properDrums?15:18; totalChans=properDrums?20:18; if (chipType==4) { pcmChanOffs=totalChans; totalChans+=24; } } else { chanMap=properDrums?chanMapOPL2Drums:chanMapOPL2; melodicChans=properDrums?6:9; totalChans=properDrums?11:9; } for (int i=0; imelodicChans) { rWrite(baseAddr+ADDR_KSL_TL,(63-VOL_SCALE_LOG_BROKEN(63-op.tl,chan[i].outVol&0x3f,63))|(op.ksl<<6)); } else { rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6)); } } rWrite(baseAddr+ADDR_AM_VIB_SUS_KSR_MULT,(op.am<<7)|(op.vib<<6)|(op.sus<<5)|(op.ksr<<4)|op.mult); rWrite(baseAddr+ADDR_AR_DR,(op.ar<<4)|op.dr); rWrite(baseAddr+ADDR_SL_RR,(op.sl<<4)|op.rr); if (oplType>1) { rWrite(baseAddr+ADDR_WS,op.ws&((oplType==3)?7:3)); } } if (isMuted[i] && c.chan<=melodicChans) { rWrite(chanMap[i]+ADDR_LR_FB_ALG,(chan[i].state.alg&1)|(chan[i].state.fb<<1)); if (ops==4) { rWrite(chanMap[i+1]+ADDR_LR_FB_ALG,((chan[i].state.alg>>1)&1)|(chan[i].state.fb<<1)); } } else { rWrite(chanMap[i]+ADDR_LR_FB_ALG,(chan[i].state.alg&1)|(chan[i].state.fb<<1)|((chan[i].pan&15)<<4)); if (ops==4) { rWrite(chanMap[i+1]+ADDR_LR_FB_ALG,((chan[i].state.alg>>1)&1)|(chan[i].state.fb<<1)|((chan[i].pan&15)<<4)); } } */ } for (int i=0; i<768; i++) { oldWrites[i]=-1; } immWrite(0xbd,(dam<<7)|(dvb<<6)|(properDrums<<5)|drumState); update4OpMask=true; } void DivPlatformOPL::toggleRegisterDump(bool enable) { DivDispatch::toggleRegisterDump(enable); } void* DivPlatformOPL::getChanState(int ch) { return &chan[ch]; } DivMacroInt* DivPlatformOPL::getChanMacroInt(int ch) { return &chan[ch].std; } unsigned short DivPlatformOPL::getPan(int ch) { if (totalOutputs<=1) return 0; if (PCM_CHECK(ch)) { return parent->convertPanLinearToSplit(8^chan[ch].pan,8,15); } /*if (chan[ch&(~1)].fourOp) { if (ch&1) { return ((chan[ch-1].pan&2)<<7)|(chan[ch-1].pan&1); } else { return ((chan[ch+1].pan&2)<<7)|(chan[ch+1].pan&1); } }*/ return ((chan[ch].pan&1)<<8)|((chan[ch].pan&2)>>1); } void DivPlatformOPL::getPaired(int ch, std::vector& ret) { if (oplType==3 && ch<12 && !(ch&1)) { if (chan[ch].fourOp) { ret.push_back(DivChannelPair(_("4OP"),ch+1)); } } } DivDispatchOscBuffer* DivPlatformOPL::getOscBuffer(int ch) { if (oplType==759 || chipType==8950) { if (ch>=totalChans+1) return NULL; } else { if (ch>=totalChans) return NULL; } if (oplType==3 && ch<12) { if (chan[ch&(~1)].fourOp) { if (ch&1) { return oscBuf[ch-1]; } else { return oscBuf[ch+1]; } } } return oscBuf[ch]; } int DivPlatformOPL::mapVelocity(int ch, float vel) { if (PCM_CHECK(ch)) { // TODO: correct? // -0.375dB per step // -6: 64: 16 // -12: 32: 32 // -18: 16: 48 // -24: 8: 64 // -30: 4: 80 // -36: 2: 96 // -42: 1: 112 if (vel==0) return 0; if (vel>=1.0) return 127; return CLAMP(round(128.0-(112.0-log2(vel*127.0)*16.0)),0,127); } if (ch==adpcmChan) return vel*255.0; // -0.75dB per step // -6: 64: 8 // -12: 32: 16 // -18: 16: 24 // -24: 8: 32 // -30: 4: 40 // -36: 2: 48 // -42: 1: 56 if (vel==0) return 0; if (vel>=1.0) return 63; return CLAMP(round(64.0-(56.0-log2(vel*127.0)*8.0)),0,63); } float DivPlatformOPL::getGain(int ch, int vol) { if (vol==0) return 0; if (PCM_CHECK(ch)) return 1.0/pow(10.0,(float)(127-vol)*0.375/20.0); if (ch==adpcmChan) return (float)vol/255.0; return 1.0/pow(10.0,(float)(63-vol)*0.75/20.0); } unsigned char* DivPlatformOPL::getRegisterPool() { return regPool; } int DivPlatformOPL::getRegisterPoolSize() { return (chipType==4)?768:((oplType<3)?256:512); } void DivPlatformOPL::reset() { while (!writes.empty()) writes.pop(); memset(regPool,0,768); downsamplerStep=0; oldOpMask=0; dacVal=0; dacVal2=0; dacOut=0; dacOut3[0]=0; dacOut3[1]=0; dacOut3[2]=0; dacOut3[3]=0; lastSH=false; lastSH2=false; lastSY=false; waitingBusy=true; const unsigned int downsampledRate=(unsigned int)((double)rate*round(COLOR_NTSC/72.0)/(double)chipRateBase); if (emuCore==2) { if (chipType==3 || chipType==759 || chipType==4) { // reset 3 memset(&fm_lle3,0,sizeof(fmopl3_t)); fm_lle3.input.ic=0; for (int i=0; i<400; i++) { fm_lle3.input.mclk=1; FMOPL3_Clock(&fm_lle3); fm_lle3.input.mclk=0; FMOPL3_Clock(&fm_lle3); } fm_lle3.input.ic=1; } else { // reset 2 memset(&fm_lle2,0,sizeof(fmopl2_t)); fm_lle2.input.ic=0; for (int i=0; i<80; i++) { fm_lle2.input.mclk=1; FMOPL2_Clock(&fm_lle2); fm_lle2.input.mclk=0; FMOPL2_Clock(&fm_lle2); } fm_lle2.input.ic=1; } } else if (emuCore==1) { switch (chipType) { case 1: fm_ymfm1->reset(); break; case 2: fm_ymfm2->reset(); break; case 8950: fm_ymfm8950->reset(); break; case 3: case 759: fm_ymfm3->reset(); break; case 4: fm_ymfm4->reset(); break; } } else { if (downsample) { OPL3_Reset(&fm,downsampledRate); } else { OPL3_Reset(&fm,rate); } } pcm.reset(); if (dumpWrites) { addWrite(0xffffffff,0); } properDrums=properDrumsSys; if (oplType==3) { chanMap=properDrums?chanMapOPL3Drums:chanMapOPL3; outChanMap=outChanMapOPL3; melodicChans=properDrums?15:18; totalChans=properDrums?20:18; if (chipType==4) { pcmChanOffs=totalChans; totalChans+=24; } } else { chanMap=properDrums?chanMapOPL2Drums:chanMapOPL2; outChanMap=outChanMapOPL2; melodicChans=properDrums?6:9; totalChans=properDrums?11:9; } for (int i=0; i=0) { chan[adpcmChan]=DivPlatformOPL::Channel(); chan[adpcmChan].std.setEngine(parent); chan[adpcmChan].vol=0xff; chan[adpcmChan].outVol=0xff; adpcmB->reset(); // volume immWrite(18,(isMuted[adpcmChan]?0:0xff)); // ADPCM limit immWrite(20,0xff); immWrite(19,0xff); } if (oplType<3) for (int i=0; i& wlist) { for (DivRegWrite& i: wlist) immWrite(i.addr,i.val); } int DivPlatformOPL::getPortaFloor(int ch) { return (ch>5)?12:0; } void DivPlatformOPL::setCore(unsigned char which) { emuCore=which; } void DivPlatformOPL::setOPLType(int type, bool drums) { pretendYMU=false; downsample=false; adpcmChan=-1; switch (type) { case 1: case 2: case 8950: slotsNonDrums=slotsOPL2; slotsDrums=slotsOPL2Drums; slots=drums?slotsDrums:slotsNonDrums; chanMap=drums?chanMapOPL2Drums:chanMapOPL2; outChanMap=outChanMapOPL2; chipFreqBase=32768*72; chans=9; melodicChans=drums?6:9; totalChans=drums?11:9; if (type==8950) { adpcmChan=drums?11:9; } totalOutputs=1; break; case 3: case 4: case 759: slotsNonDrums=slotsOPL3; slotsDrums=slotsOPL3Drums; slots=drums?slotsDrums:slotsNonDrums; chanMap=drums?chanMapOPL3Drums:chanMapOPL3; outChanMap=outChanMapOPL3; chipFreqBase=32768*288; chans=18; melodicChans=drums?15:18; totalChans=drums?20:18; if (type==759) { pretendYMU=true; adpcmChan=16; } else if (type==4) { pcmChanOffs=totalChans; totalChans+=24; chipFreqBase=32768*684; downsample=true; } totalOutputs=(type==4)?6:4; break; } chipType=type; if (type==759 || type==4) { oplType=3; } else if (type==8950) { oplType=1; } else { oplType=type; } properDrumsSys=drums; } void DivPlatformOPL::setFlags(const DivConfig& flags) { /* if (flags==3) { chipClock=COLOR_NTSC*12.0/7.0; } else if (flags==2) { chipClock=8000000.0; } else if (flags==1) { chipClock=COLOR_PAL*12.0/7.0; } else { chipClock=COLOR_NTSC*15.0/7.0; } ladder=flags&0x80000000; OPN2_SetChipType(ladder?ym3438_mode_ym2612:0); if (useYMFM) { if (fm_ymfm!=NULL) delete fm_ymfm; if (ladder) { fm_ymfm=new ymfm::ym2612(iface); } else { fm_ymfm=new ymfm::ym3438(iface); } rate=chipClock/144; } else { rate=chipClock/36; }*/ compatPan=false; switch (chipType) { default: case 1: case 2: case 8950: switch (flags.getInt("clockSel",0)) { case 0x01: chipClock=COLOR_PAL*4.0/5.0; break; case 0x02: chipClock=4000000.0; break; case 0x03: chipClock=3000000.0; break; case 0x04: chipClock=38400*13*8; // 31948800/8 break; case 0x05: chipClock=3500000.0; break; default: chipClock=COLOR_NTSC; break; } CHECK_CUSTOM_CLOCK; rate=chipClock/72; chipRateBase=rate; break; case 3: switch (flags.getInt("clockSel",0)) { case 0x01: chipClock=COLOR_PAL*16.0/5.0; break; case 0x02: chipClock=14000000.0; break; case 0x03: chipClock=16000000.0; break; case 0x04: chipClock=15000000.0; break; case 0x05: chipClock=33868800.0; break; default: chipClock=COLOR_NTSC*4.0; break; } CHECK_CUSTOM_CLOCK; switch (flags.getInt("chipType",0)) { case 1: // YMF289B chipFreqBase=32768*684; if (emuCore==2) { rate=chipClock/684; } else { rate=chipClock/768; } chipRateBase=chipClock/684; downsample=true; totalOutputs=2; // Stereo output only break; default: // YMF262 chipFreqBase=32768*288; rate=chipClock/288; chipRateBase=rate; downsample=false; totalOutputs=4; break; } if (emuCore!=1 && emuCore!=2) { if (downsample) { const unsigned int downsampledRate=(unsigned int)((double)rate*round(COLOR_NTSC/72.0)/(double)chipRateBase); OPL3_Resample(&fm,downsampledRate); } else { OPL3_Resample(&fm,rate); } } break; case 4: switch (flags.getInt("clockSel",0)) { case 0x01: chipClock=COLOR_NTSC*8.0; break; case 0x02: chipClock=COLOR_PAL*32.0/5.0; break; default: chipClock=33868800.0; break; } switch (flags.getInt("ramSize",0)) { case 0x01: // 2MB (512KB 512KB 512KB 512KB) ramSize=0x200000; break; case 0x02: // 1MB (512KB 512KB) ramSize=0x100000; break; case 0x03: // 640KB (512KB 128KB) ramSize=0xa0000; break; case 0x04: // 512KB ramSize=0x80000; break; case 0x05: // 256KB (128KB 128KB) ramSize=0x40000; break; case 0x06: // 128KB ramSize=0x20000; break; default: ramSize=0x400000; break; } CHECK_CUSTOM_CLOCK; pcm.setClockFrequency(chipClock); rate=chipClock/768; chipRateBase=chipClock/684; immWrite(0x202,(ramSize<=0x200000)?0x10:0x00); break; case 759: rate=48000; chipRateBase=rate; chipClock=rate*288; break; } compatPan=flags.getBool("compatPan",false); compatYPitch=flags.getBool("compatYPitch",false); for (int i=0; i<44; i++) { oscBuf[i]->rate=rate; } } const void* DivPlatformOPL::getSampleMem(int index) { return (index==0 && pcmChanOffs>=0)?pcmMem: (index==0 && adpcmChan>=0)?adpcmBMem:NULL; } size_t DivPlatformOPL::getSampleMemCapacity(int index) { return (index==0 && pcmChanOffs>=0)? ((ramSize<=0x200000)?0x200000+ramSize:ramSize): ((index==0 && adpcmChan>=0)?262144:0); } size_t DivPlatformOPL::getSampleMemUsage(int index) { return (index==0 && pcmChanOffs>=0)?pcmMemLen: (index==0 && adpcmChan>=0)?adpcmBMemLen:0; } bool DivPlatformOPL::isSampleLoaded(int index, int sample) { if (index!=0) return false; if (sample<0 || sample>255) return false; return sampleLoaded[sample]; } const DivMemoryComposition* DivPlatformOPL::getMemCompo(int index) { if ((adpcmChan<0) && (pcmChanOffs<0)) return NULL; if (index!=0) return NULL; return &memCompo; } void DivPlatformOPL::renderSamples(int sysID) { if (adpcmChan<0 && pcmChanOffs<0) return; if (adpcmChan>=0 && adpcmBMem!=NULL) { memset(adpcmBMem,0,262144); } if (pcmChanOffs>=0 && pcmMem!=NULL) { memset(pcmMem,0,4194304); } memset(sampleOffPCM,0,256*sizeof(unsigned int)); memset(sampleOffB,0,256*sizeof(unsigned int)); memset(sampleLoaded,0,256*sizeof(bool)); memCompo=DivMemoryComposition(); memCompo.name="Sample Memory"; if (pcmChanOffs>=0) { // OPL4 PCM size_t memPos=((ramSize<=0x200000)?0x200600:0x1800); const int maxSample=(ramSize<=0x200000)?127:511; int sampleCount=parent->song.sampleLen; if (sampleCount>maxSample) sampleCount=maxSample; for (int i=0; isong.sample[i]; if (!s->renderOn[0][sysID]) { sampleOffPCM[i]=0; continue; } int length; switch (s->depth) { default: case DIV_SAMPLE_DEPTH_8BIT: length=MIN(65535,s->getLoopEndPosition(DIV_SAMPLE_DEPTH_8BIT)); break; case DIV_SAMPLE_DEPTH_12BIT: length=MIN(98303,s->getLoopEndPosition(DIV_SAMPLE_DEPTH_12BIT)); break; case DIV_SAMPLE_DEPTH_16BIT: length=MIN(131070,s->getLoopEndPosition(DIV_SAMPLE_DEPTH_16BIT)); break; } unsigned char* src=(unsigned char*)s->getCurBuf(); int actualLength=MIN((int)(getSampleMemCapacity(0)-memPos),length); if (actualLength>0) { #ifdef TA_BIG_ENDIAN memcpy(&pcmMem[memPos],src,actualLength); #else if (s->depth==DIV_SAMPLE_DEPTH_16BIT) { for (int i=0; isong.sample[i]; unsigned int insAddr=(i*12)+((ramSize<=0x200000)?0x200000:0); unsigned char bitDepth; int endPos=CLAMP(s->loopEnd,1,0x10000); int loop=s->isLoopable()?CLAMP(s->loopStart,0,endPos-1):(endPos-1); switch (s->depth) { default: case DIV_SAMPLE_DEPTH_8BIT: bitDepth=0; break; case DIV_SAMPLE_DEPTH_12BIT: bitDepth=1; break; case DIV_SAMPLE_DEPTH_16BIT: bitDepth=2; break; } pcmMem[insAddr]=(bitDepth<<6)|((sampleOffPCM[i]>>16)&0x3f); pcmMem[1+insAddr]=(sampleOffPCM[i]>>8)&0xff; pcmMem[2+insAddr]=(sampleOffPCM[i])&0xff; pcmMem[3+insAddr]=(loop>>8)&0xff; pcmMem[4+insAddr]=(loop)&0xff; pcmMem[5+insAddr]=((~(endPos-1))>>8)&0xff; pcmMem[6+insAddr]=(~(endPos-1))&0xff; // TODO: how to fill in rest of instrument table? pcmMem[7+insAddr]=0; // LFO, VIB pcmMem[8+insAddr]=(0xf << 4) | (0xf << 0); // AR, D1R pcmMem[9+insAddr]=0; // DL, D2R pcmMem[10+insAddr]=(0xf << 4) | (0xf << 0); // RC, RR pcmMem[11+insAddr]=0; // AM } if (ramSize<=0x200000) { memCompo.entries.push_back(DivMemoryEntry(DIV_MEMORY_RESERVED,"ROM data",0,0,0x200000)); } memCompo.used=pcmMemLen; } else if (adpcmChan>=0) { // ADPCM size_t memPos=0; for (int i=0; isong.sampleLen; i++) { DivSample* s=parent->song.sample[i]; if (!s->renderOn[0][sysID]) { sampleOffB[i]=0; continue; } int paddedLen=(s->lengthB+255)&(~0xff); if ((memPos&0xf00000)!=((memPos+paddedLen)&0xf00000)) { memPos=(memPos+0xfffff)&0xf00000; } if (memPos>=getSampleMemCapacity(0)) { logW("out of ADPCM memory for sample %d!",i); break; } if (memPos+paddedLen>=getSampleMemCapacity(0)) { memcpy(adpcmBMem+memPos,s->dataB,getSampleMemCapacity(0)-memPos); logW("out of ADPCM memory for sample %d!",i); } else { memcpy(adpcmBMem+memPos,s->dataB,paddedLen); sampleLoaded[i]=true; } sampleOffB[i]=memPos; memCompo.entries.push_back(DivMemoryEntry(DIV_MEMORY_SAMPLE,"Sample",i,memPos,memPos+paddedLen)); memPos+=paddedLen; } adpcmBMemLen=memPos+256; memCompo.used=adpcmBMemLen; } memCompo.capacity=getSampleMemCapacity(0); } int DivPlatformOPL::init(DivEngine* p, int channels, int sugRate, const DivConfig& flags) { parent=p; dumpWrites=false; skipRegisterWrites=false; for (int i=0; i<44; i++) { isMuted[i]=false; } for (int i=0; i<44; i++) { oscBuf[i]=new DivDispatchOscBuffer; } fm_ymfm1=NULL; fm_ymfm2=NULL; fm_ymfm8950=NULL; fm_ymfm3=NULL; fm_ymfm4=NULL; if (emuCore==1) { switch (chipType) { case 1: fm_ymfm1=new ymfm::ym3526(iface); break; case 2: fm_ymfm2=new ymfm::ym3812(iface); break; case 8950: fm_ymfm8950=new ymfm::y8950(iface); break; case 3: case 759: fm_ymfm3=new ymfm::ymf262(iface); break; case 4: fm_ymfm4=new ymfm::ymf278b(iface); break; } } setFlags(flags); if (adpcmChan>=0) { adpcmBMem=new unsigned char[262144]; adpcmBMemLen=0; iface.adpcmBMem=adpcmBMem; iface.sampleBank=0; adpcmB=new ymfm::adpcm_b_engine(iface,2); } if (pcmChanOffs>=0) { pcmMem=new unsigned char[4194304]; pcmMemLen=0; iface.pcmMem=pcmMem; iface.sampleBank=0; pcmMemory.memory=pcmMem; } reset(); return totalChans; } void DivPlatformOPL::quit() { for (int i=0; i<44; i++) { delete oscBuf[i]; } if (adpcmChan>=0) { delete adpcmB; delete[] adpcmBMem; } if (pcmChanOffs>=0) { delete[] pcmMem; } if (fm_ymfm1!=NULL) { delete fm_ymfm1; fm_ymfm1=NULL; } if (fm_ymfm2!=NULL) { delete fm_ymfm2; fm_ymfm2=NULL; } if (fm_ymfm8950!=NULL) { delete fm_ymfm8950; fm_ymfm8950=NULL; } if (fm_ymfm3!=NULL) { delete fm_ymfm3; fm_ymfm3=NULL; } if (fm_ymfm4!=NULL) { delete fm_ymfm4; fm_ymfm4=NULL; } } DivPlatformOPL::~DivPlatformOPL() { }