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comparison genesis.c @ 1796:51417bb557b6

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Configurable gain for overall output and individual components
author Michael Pavone <pavone@retrodev.com>
date Sat, 23 Mar 2019 17:18:10 -0700
parents 1dc718581aac
children 5278b6e44fc1
comparison
equal deleted inserted replaced
1795:a02b4ed940b6 1796:51417bb557b6
1332 { 1332 {
1333 genesis_context *gen = (genesis_context *)system; 1333 genesis_context *gen = (genesis_context *)system;
1334 io_keyboard_up(&gen->io, scancode); 1334 io_keyboard_up(&gen->io, scancode);
1335 } 1335 }
1336 1336
1337 static void set_gain_config(genesis_context *gen)
1338 {
1339 char *config_gain;
1340 config_gain = tern_find_path(config, "audio\0psg_gain\0", TVAL_PTR).ptrval;
1341 render_audio_source_gaindb(gen->psg->audio, config_gain ? atof(config_gain) : 0.0f);
1342 config_gain = tern_find_path(config, "audio\0fm_gain\0", TVAL_PTR).ptrval;
1343 render_audio_source_gaindb(gen->ym->audio, config_gain ? atof(config_gain) : 0.0f);
1344 }
1345
1337 static void config_updated(system_header *system) 1346 static void config_updated(system_header *system)
1338 { 1347 {
1339 genesis_context *gen = (genesis_context *)system; 1348 genesis_context *gen = (genesis_context *)system;
1340 setup_io_devices(config, &system->info, &gen->io); 1349 setup_io_devices(config, &system->info, &gen->io);
1350 set_gain_config(gen);
1341 } 1351 }
1342 1352
1343 genesis_context *alloc_init_genesis(rom_info *rom, void *main_rom, void *lock_on, uint32_t system_opts, uint8_t force_region) 1353 genesis_context *alloc_init_genesis(rom_info *rom, void *main_rom, void *lock_on, uint32_t system_opts, uint8_t force_region)
1344 { 1354 {
1345 static memmap_chunk z80_map[] = { 1355 static memmap_chunk z80_map[] = {
1389 gen->ym = malloc(sizeof(ym2612_context)); 1399 gen->ym = malloc(sizeof(ym2612_context));
1390 ym_init(gen->ym, gen->master_clock, MCLKS_PER_YM, system_opts); 1400 ym_init(gen->ym, gen->master_clock, MCLKS_PER_YM, system_opts);
1391 1401
1392 gen->psg = malloc(sizeof(psg_context)); 1402 gen->psg = malloc(sizeof(psg_context));
1393 psg_init(gen->psg, gen->master_clock, MCLKS_PER_PSG); 1403 psg_init(gen->psg, gen->master_clock, MCLKS_PER_PSG);
1404
1405 set_gain_config(gen);
1394 1406
1395 z80_map[0].buffer = gen->zram = calloc(1, Z80_RAM_BYTES); 1407 z80_map[0].buffer = gen->zram = calloc(1, Z80_RAM_BYTES);
1396 #ifndef NO_Z80 1408 #ifndef NO_Z80
1397 z80_options *z_opts = malloc(sizeof(z80_options)); 1409 z80_options *z_opts = malloc(sizeof(z80_options));
1398 init_z80_opts(z_opts, z80_map, 5, NULL, 0, MCLKS_PER_Z80, 0xFFFF); 1410 init_z80_opts(z_opts, z80_map, 5, NULL, 0, MCLKS_PER_Z80, 0xFFFF);