Mercurial > repos > blastem
diff genesis.c @ 1796:51417bb557b6
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 |
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--- a/genesis.c Sat Mar 23 00:05:37 2019 -0700 +++ b/genesis.c Sat Mar 23 17:18:10 2019 -0700 @@ -1334,10 +1334,20 @@ io_keyboard_up(&gen->io, scancode); } +static void set_gain_config(genesis_context *gen) +{ + char *config_gain; + config_gain = tern_find_path(config, "audio\0psg_gain\0", TVAL_PTR).ptrval; + render_audio_source_gaindb(gen->psg->audio, config_gain ? atof(config_gain) : 0.0f); + config_gain = tern_find_path(config, "audio\0fm_gain\0", TVAL_PTR).ptrval; + render_audio_source_gaindb(gen->ym->audio, config_gain ? atof(config_gain) : 0.0f); +} + static void config_updated(system_header *system) { genesis_context *gen = (genesis_context *)system; setup_io_devices(config, &system->info, &gen->io); + set_gain_config(gen); } genesis_context *alloc_init_genesis(rom_info *rom, void *main_rom, void *lock_on, uint32_t system_opts, uint8_t force_region) @@ -1391,6 +1401,8 @@ gen->psg = malloc(sizeof(psg_context)); psg_init(gen->psg, gen->master_clock, MCLKS_PER_PSG); + + set_gain_config(gen); z80_map[0].buffer = gen->zram = calloc(1, Z80_RAM_BYTES); #ifndef NO_Z80