diff options
Diffstat (limited to 'Alc/midi')
| -rw-r--r-- | Alc/midi/fluidsynth.c | 102 |
1 files changed, 101 insertions, 1 deletions
diff --git a/Alc/midi/fluidsynth.c b/Alc/midi/fluidsynth.c index 234de07e..1e25f9cc 100644 --- a/Alc/midi/fluidsynth.c +++ b/Alc/midi/fluidsynth.c @@ -28,6 +28,87 @@ #define CTRL_ALLNOTESOFF (123) +static int getGenInput(ALenum input) +{ + switch(input) + { + case AL_ONE_SOFT: return FLUID_MOD_NONE; + case AL_NOTEON_VELOCITY_SOFT: return FLUID_MOD_VELOCITY; + case AL_NOTEON_KEY_SOFT: return FLUID_MOD_KEY; + case AL_AFTERTOUCH_SOFT: return FLUID_MOD_KEYPRESSURE; + case AL_CHANNELPRESSURE_SOFT: return FLUID_MOD_CHANNELPRESSURE; + case AL_PITCHBEND_SOFT: return FLUID_MOD_PITCHWHEEL; + case AL_PITCHBEND_SENSITIVITY_SOFT: return FLUID_MOD_PITCHWHEELSENS; + } + return input&0x7F; +} + +static int getGenFlags(ALenum input, ALenum type, ALenum form) +{ + int ret = 0; + + switch(type) + { + case AL_UNORM_SOFT: ret |= FLUID_MOD_UNIPOLAR | FLUID_MOD_POSITIVE; break; + case AL_UNORM_REV_SOFT: ret |= FLUID_MOD_UNIPOLAR | FLUID_MOD_NEGATIVE; break; + case AL_SNORM_SOFT: ret |= FLUID_MOD_BIPOLAR | FLUID_MOD_POSITIVE; break; + case AL_SNORM_REV_SOFT: ret |= FLUID_MOD_BIPOLAR | FLUID_MOD_NEGATIVE; break; + } + switch(form) + { + case AL_LINEAR_SOFT: ret |= FLUID_MOD_LINEAR; break; + case AL_CONCAVE_SOFT: ret |= FLUID_MOD_CONCAVE; break; + case AL_CONVEX_SOFT: ret |= FLUID_MOD_CONVEX; break; + case AL_SWITCH_SOFT: ret |= FLUID_MOD_SWITCH; break; + } + /* Source input values less than 128 correspond to a MIDI continuous + * controller. Otherwise, it's a general controller. */ + if(input < 128) ret |= FLUID_MOD_CC; + else ret |= FLUID_MOD_GC; + + return ret; +} + +static int getSf2Gen(ALenum gen) +{ + if(gen == AL_MOD_LFO_TO_PITCH_SOFT) return 5; + if(gen == AL_VIBRATO_LFO_TO_PITCH_SOFT) return 6; + if(gen == AL_MOD_ENV_TO_PITCH_SOFT) return 7; + if(gen == AL_FILTER_CUTOFF_SOFT) return 8; + if(gen == AL_FILTER_RESONANCE_SOFT) return 9; + if(gen == AL_MOD_LFO_TO_FILTER_CUTOFF_SOFT) return 10; + if(gen == AL_MOD_ENV_TO_FILTER_CUTOFF_SOFT) return 11; + if(gen == AL_MOD_LFO_TO_VOLUME_SOFT) return 13; + if(gen == AL_CHORUS_SEND_SOFT) return 15; + if(gen == AL_REVERB_SEND_SOFT) return 16; + if(gen == AL_PAN_SOFT) return 17; + if(gen == AL_MOD_LFO_DELAY_SOFT) return 21; + if(gen == AL_MOD_LFO_FREQUENCY_SOFT) return 22; + if(gen == AL_VIBRATO_LFO_DELAY_SOFT) return 23; + if(gen == AL_VIBRATO_LFO_FREQUENCY_SOFT) return 24; + if(gen == AL_MOD_ENV_DELAYTIME_SOFT) return 25; + if(gen == AL_MOD_ENV_ATTACKTIME_SOFT) return 26; + if(gen == AL_MOD_ENV_HOLDTIME_SOFT) return 27; + if(gen == AL_MOD_ENV_DECAYTIME_SOFT) return 28; + if(gen == AL_MOD_ENV_SUSTAINVOLUME_SOFT) return 29; + if(gen == AL_MOD_ENV_RELEASETIME_SOFT) return 30; + if(gen == AL_MOD_ENV_KEY_TO_HOLDTIME_SOFT) return 31; + if(gen == AL_MOD_ENV_KEY_TO_DECAYTIME_SOFT) return 32; + if(gen == AL_VOLUME_ENV_DELAYTIME_SOFT) return 33; + if(gen == AL_VOLUME_ENV_ATTACKTIME_SOFT) return 34; + if(gen == AL_VOLUME_ENV_HOLDTIME_SOFT) return 35; + if(gen == AL_VOLUME_ENV_DECAYTIME_SOFT) return 36; + if(gen == AL_VOLUME_ENV_SUSTAINVOLUME_SOFT) return 37; + if(gen == AL_VOLUME_ENV_RELEASETIME_SOFT) return 38; + if(gen == AL_VOLUME_ENV_KEY_TO_HOLDTIME_SOFT) return 39; + if(gen == AL_VOLUME_ENV_KEY_TO_DECAYTIME_SOFT) return 40; + if(gen == AL_ATTENUATION_SOFT) return 48; + if(gen == AL_TUNING_COARSE_SOFT) return 51; + if(gen == AL_TUNING_FINE_SOFT) return 52; + if(gen == AL_TUNING_SCALE_SOFT) return 56; + return 0; +} + typedef struct FSample { DERIVE_FROM_TYPE(fluid_sample_t); @@ -63,8 +144,27 @@ static void FSample_Construct(FSample *self, ALfontsound *sound, ALsoundfont *sf self->Sound = sound; - self->Mods = NULL; self->NumMods = 0; + self->Mods = calloc(sound->ModulatorMap.size, sizeof(self->Mods[0])); + if(self->Mods) + { + ALsizei i; + + self->NumMods = sound->ModulatorMap.size; + for(i = 0;i < self->NumMods;i++) + { + ALsfmodulator *mod = sound->ModulatorMap.array[i].value; + fluid_mod_set_source1(&self->Mods[i], getGenInput(mod->Source[0].Input), + getGenFlags(mod->Source[0].Input, mod->Source[0].Type, + mod->Source[0].Form)); + fluid_mod_set_source2(&self->Mods[i], getGenInput(mod->Source[1].Input), + getGenFlags(mod->Source[1].Input, mod->Source[1].Type, + mod->Source[1].Form)); + fluid_mod_set_amount(&self->Mods[i], mod->Amount); + fluid_mod_set_dest(&self->Mods[i], getSf2Gen(mod->Dest)); + self->Mods[i].next = NULL; + } + } } static void FSample_Destruct(FSample *self) |