diff options
Diffstat (limited to 'src/gen_adldata/file_formats/load_op2.h')
| -rw-r--r-- | src/gen_adldata/file_formats/load_op2.h | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/src/gen_adldata/file_formats/load_op2.h b/src/gen_adldata/file_formats/load_op2.h deleted file mode 100644 index 30a118f..0000000 --- a/src/gen_adldata/file_formats/load_op2.h +++ /dev/null @@ -1,148 +0,0 @@ -#ifndef LOAD_OP2_H -#define LOAD_OP2_H - -#include "../progs_cache.h" - -#pragma pack(push, 1) -struct Doom_OPL2instrument -{ - unsigned char trem_vibr_1; /* OP 1: tremolo/vibrato/sustain/KSR/multi */ - unsigned char att_dec_1; /* OP 1: attack rate/decay rate */ - unsigned char sust_rel_1; /* OP 1: sustain level/release rate */ - unsigned char wave_1; /* OP 1: waveform select */ - unsigned char scale_1; /* OP 1: key scale level */ - unsigned char level_1; /* OP 1: output level */ - unsigned char feedback; /* feedback/AM-FM (both operators) */ - unsigned char trem_vibr_2; /* OP 2: tremolo/vibrato/sustain/KSR/multi */ - unsigned char att_dec_2; /* OP 2: attack rate/decay rate */ - unsigned char sust_rel_2; /* OP 2: sustain level/release rate */ - unsigned char wave_2; /* OP 2: waveform select */ - unsigned char scale_2; /* OP 2: key scale level */ - unsigned char level_2; /* OP 2: output level */ - unsigned char unused; - short basenote; /* base note offset */ -} __attribute__((packed)); -#pragma pack(pop) - -struct Doom_opl_instr -{ - unsigned short flags; -#define FL_FIXED_PITCH 0x0001 // note has fixed pitch (drum note) -#define FL_UNKNOWN 0x0002 // ??? (used in instrument #65 only) -#define FL_DOUBLE_VOICE 0x0004 // use two voices instead of one - - unsigned char finetune; - unsigned char note; - struct Doom_OPL2instrument patchdata[2]; -} __attribute__((packed)); - - -static bool LoadDoom(const char *fn, unsigned bank, const char *prefix) -{ - #ifdef HARD_BANKS - writeIni("OP2", fn, prefix, bank, INI_Both); - #endif - FILE *fp = std::fopen(fn, "rb"); - if(!fp) - return false; - std::fseek(fp, 0, SEEK_END); - std::vector<unsigned char> data(size_t(std::ftell(fp))); - std::rewind(fp); - - if(std::fread(&data[0], 1, data.size(), fp) != data.size()) - { - std::fclose(fp); - return false; - } - std::fclose(fp); - - for(unsigned a = 0; a < 175; ++a) - { - const size_t offset1 = 0x18A4 + a * 32; - const size_t offset2 = 8 + a * 36; - - std::string name; - for(unsigned p = 0; p < 32; ++p) - if(data[offset1] != '\0') - name += char(data[offset1 + p]); - - //printf("%3d %3d %3d %8s: ", a,b,c, name.c_str()); - int gmno = int(a < 128 ? a : ((a | 128) + 35)); - - char name2[512]; - sprintf(name2, "%s%c%u", prefix, (gmno < 128 ? 'M' : 'P'), gmno & 127); - - Doom_opl_instr &ins = *(Doom_opl_instr *) &data[offset2]; - - insdata tmp[2]; - tmp[0].diff = false; - tmp[1].diff = true; - for(unsigned index = 0; index < 2; ++index) - { - const Doom_OPL2instrument &src = ins.patchdata[index]; - tmp[index].data[0] = src.trem_vibr_1; - tmp[index].data[1] = src.trem_vibr_2; - tmp[index].data[2] = src.att_dec_1; - tmp[index].data[3] = src.att_dec_2; - tmp[index].data[4] = src.sust_rel_1; - tmp[index].data[5] = src.sust_rel_2; - tmp[index].data[6] = src.wave_1; - tmp[index].data[7] = src.wave_2; - tmp[index].data[8] = src.scale_1 | src.level_1; - tmp[index].data[9] = src.scale_2 | src.level_2; - tmp[index].data[10] = src.feedback; - tmp[index].finetune = int8_t(src.basenote + 12); - } - struct ins tmp2; - tmp2.notenum = ins.note; - tmp2.pseudo4op = false; - tmp2.voice2_fine_tune = 0.0; - while(tmp2.notenum && tmp2.notenum < 20) - { - tmp2.notenum += 12; - tmp[0].finetune -= 12; - tmp[1].finetune -= 12; - } - - if(!(ins.flags & 4)) - { - size_t resno = InsertIns(tmp[0], tmp[0], tmp2, std::string(1, '\377') + name, name2); - SetBank(bank, (unsigned int)gmno, resno); - } - else // Double instrument - { - tmp2.pseudo4op = true; - tmp2.voice2_fine_tune = (((double)ins.finetune - 128.0) * 15.625) / 1000.0; - if(ins.finetune == 129) - tmp2.voice2_fine_tune = 0.000025; - else if(ins.finetune == 127) - tmp2.voice2_fine_tune = -0.000025; - //printf("/*DOOM FINE TUNE (flags %000X instrument is %d) IS %d -> %lf*/\n", ins.flags, a, ins.finetune, tmp2.fine_tune); - size_t resno = InsertIns(tmp[0], tmp[1], tmp2, std::string(1, '\377') + name, name2); - SetBank(bank, (unsigned int)gmno, resno); - } - - /*const Doom_OPL2instrument& A = ins.patchdata[0]; - const Doom_OPL2instrument& B = ins.patchdata[1]; - printf( - "flags:%04X fine:%02X note:%02X\n" - "{t:%02X a:%02X s:%02X w:%02X s:%02X l:%02X f:%02X\n" - " t:%02X a:%02X s:%02X w:%02X s:%02X l:%02X ?:%02X base:%d}\n" - "{t:%02X a:%02X s:%02X w:%02X s:%02X l:%02X f:%02X\n" - " t:%02X a:%02X s:%02X w:%02X s:%02X l:%02X ?:%02X base:%d} ", - ins.flags, ins.finetune, ins.note, - A.trem_vibr_1, A.att_dec_1, A.sust_rel_1, - A.wave_1, A.scale_1, A.level_1, A.feedback, - A.trem_vibr_2, A.att_dec_2, A.sust_rel_2, - A.wave_2, A.scale_2, A.level_2, A.unused, A.basenote, - B.trem_vibr_1, B.att_dec_1, B.sust_rel_1, - B.wave_1, B.scale_1, B.level_1, B.feedback, - B.trem_vibr_2, B.att_dec_2, B.sust_rel_2, - B.wave_2, B.scale_2, B.level_2, B.unused, B.basenote); - printf(" %s VS %s\n", name.c_str(), MidiInsName[a]); - printf("------------------------------------------------------------\n");*/ - } - return true; -} - -#endif // LOAD_OP2_H |