void soundfonts_chorus_n(t_soundfonts *instance, t_floatarg amount)
{
fluid_synth_set_chorus(instance->synth, amount, instance->chorus_level, instance->chorus_speed, instance->chorus_depth, instance->chorus_type);
instance->chorus_nr = amount;
}
int MidiDriver_FluidSynth::open() {
if (_isOpen)
return MERR_ALREADY_OPEN;
if (!ConfMan.hasKey("soundfont"))
error("FluidSynth requires a 'soundfont' setting");
_settings = new_fluid_settings();
// The default gain setting is ridiculously low - at least for me. This
// cannot be fixed by ScummVM's volume settings because they can only
// soften the sound, not amplify it, so instead we add an option to
// adjust the gain of FluidSynth itself.
double gain = (double)ConfMan.getInt("midi_gain") / 100.0;
setNum("synth.gain", gain);
setNum("synth.sample-rate", _outputRate);
_synth = new_fluid_synth(_settings);
if (ConfMan.getBool("fluidsynth_chorus_activate")) {
fluid_synth_set_chorus_on(_synth, 1);
int chorusNr = ConfMan.getInt("fluidsynth_chorus_nr");
double chorusLevel = (double)ConfMan.getInt("fluidsynth_chorus_level") / 100.0;
double chorusSpeed = (double)ConfMan.getInt("fluidsynth_chorus_speed") / 100.0;
double chorusDepthMs = (double)ConfMan.getInt("fluidsynth_chorus_depth") / 10.0;
Common::String chorusWaveForm = ConfMan.get("fluidsynth_chorus_waveform");
int chorusType = FLUID_CHORUS_MOD_SINE;
if (chorusWaveForm == "sine") {
chorusType = FLUID_CHORUS_MOD_SINE;
} else {
chorusType = FLUID_CHORUS_MOD_TRIANGLE;
}
fluid_synth_set_chorus(_synth, chorusNr, chorusLevel, chorusSpeed, chorusDepthMs, chorusType);
} else {
fluid_synth_set_chorus_on(_synth, 0);
}
if (ConfMan.getBool("fluidsynth_reverb_activate")) {
fluid_synth_set_reverb_on(_synth, 1);
double reverbRoomSize = (double)ConfMan.getInt("fluidsynth_reverb_roomsize") / 100.0;
double reverbDamping = (double)ConfMan.getInt("fluidsynth_reverb_damping") / 100.0;
int reverbWidth = ConfMan.getInt("fluidsynth_reverb_width");
double reverbLevel = (double)ConfMan.getInt("fluidsynth_reverb_level") / 100.0;
fluid_synth_set_reverb(_synth, reverbRoomSize, reverbDamping, reverbWidth, reverbLevel);
} else {
fluid_synth_set_reverb_on(_synth, 0);
}
Common::String interpolation = ConfMan.get("fluidsynth_misc_interpolation");
int interpMethod = FLUID_INTERP_4THORDER;
if (interpolation == "none") {
interpMethod = FLUID_INTERP_NONE;
} else if (interpolation == "linear") {
interpMethod = FLUID_INTERP_LINEAR;
} else if (interpolation == "4th") {
interpMethod = FLUID_INTERP_4THORDER;
} else if (interpolation == "7th") {
interpMethod = FLUID_INTERP_7THORDER;
}
fluid_synth_set_interp_method(_synth, -1, interpMethod);
const char *soundfont = ConfMan.get("soundfont").c_str();
_soundFont = fluid_synth_sfload(_synth, soundfont, 1);
if (_soundFont == -1)
error("Failed loading custom sound font '%s'", soundfont);
MidiDriver_Emulated::open();
_mixer->playStream(Audio::Mixer::kPlainSoundType, &_mixerSoundHandle, this, -1, Audio::Mixer::kMaxChannelVolume, 0, DisposeAfterUse::NO, true);
return 0;
}
void sf2Instrument::updateChorus()
{
fluid_synth_set_chorus( m_synth, static_cast<int>( m_chorusNum.value() ),
m_chorusLevel.value(), m_chorusSpeed.value(),
m_chorusDepth.value(), 0 );
}
void soundfonts_chorus_type(t_soundfonts *instance, t_floatarg type)
{
fluid_synth_set_chorus(instance->synth, instance->chorus_nr, instance->chorus_level, instance->chorus_speed, instance->chorus_depth, type);
instance->chorus_type = type;
}