public override void Load(DescriptorList description, AssetManager assets)
{
//read in sfz params
CustomDescriptor sfzConfig = description.FindCustomDescriptor("sfzi");
exTarget = (int)sfzConfig.Objects[0];
exGroup = (int)sfzConfig.Objects[1];
sfzVolume = (float)sfzConfig.Objects[2];
sfzPan = new PanComponent((float)sfzConfig.Objects[3], PanFormulaEnum.Neg3dBCenter);
ampKeyTrack = (float)sfzConfig.Objects[4];
ampRootKey = (byte)sfzConfig.Objects[5];
ampVelTrack = (float)sfzConfig.Objects[6];
//read in the generator info
GeneratorDescriptor gdes = description.GenDescriptions[0];
if (gdes.SamplerType != WaveformEnum.SampleData)
{
throw new Exception("Sfz can only support sample data generators.");
}
gen = gdes.ToGenerator(assets);
//read in the envelope info
ptch_env = description.EnvelopeDescriptions[0];
fltr_env = description.EnvelopeDescriptions[1];
amp_env = description.EnvelopeDescriptions[2];
//read in the lfo info
ptch_lfo = description.LfoDescriptions[0];
fltr_lfo = description.LfoDescriptions[1];
amp_lfo = description.LfoDescriptions[2];
//read in the filter info
fltr = description.FilterDescriptions[0];
}
private void LoadSfzEnvelopes(SfzRegion region)
{
EnvelopeDescriptions = new EnvelopeDescriptor[3];
EnvelopeDescriptions[0] = new EnvelopeDescriptor();
EnvelopeDescriptions[0].DelayTime = region.pitchEGDelay;
EnvelopeDescriptions[0].AttackTime = region.pitchEGAttack;
EnvelopeDescriptions[0].HoldTime = region.pitchEGHold;
EnvelopeDescriptions[0].DecayTime = region.pitchEGDecay;
EnvelopeDescriptions[0].SustainLevel = region.pitchEGSustain / 100f;
EnvelopeDescriptions[0].ReleaseTime = region.pitchEGRelease;
EnvelopeDescriptions[0].StartLevel = region.pitchEGStart / 100f;
EnvelopeDescriptions[0].Depth = region.pitchEGDepth;
EnvelopeDescriptions[0].Vel2Delay = region.pitchEGVel2Delay;
EnvelopeDescriptions[0].Vel2Attack = region.pitchEGVel2Attack;
EnvelopeDescriptions[0].Vel2Hold = region.pitchEGVel2Hold;
EnvelopeDescriptions[0].Vel2Decay = region.pitchEGVel2Decay;
EnvelopeDescriptions[0].Vel2Sustain = region.pitchEGVel2Sustain;
EnvelopeDescriptions[0].Vel2Release = region.pitchEGVel2Release;
EnvelopeDescriptions[0].Vel2Depth = region.pitchEGVel2Depth;
EnvelopeDescriptions[1] = new EnvelopeDescriptor();
EnvelopeDescriptions[1].DelayTime = region.filterEGDelay;
EnvelopeDescriptions[1].AttackTime = region.filterEGAttack;
EnvelopeDescriptions[1].HoldTime = region.filterEGHold;
EnvelopeDescriptions[1].DecayTime = region.filterEGDecay;
EnvelopeDescriptions[1].SustainLevel = region.filterEGSustain / 100f;
EnvelopeDescriptions[1].ReleaseTime = region.filterEGRelease;
EnvelopeDescriptions[1].StartLevel = region.filterEGStart / 100f;
EnvelopeDescriptions[1].Depth = region.filterEGDepth;
EnvelopeDescriptions[1].Vel2Delay = region.filterEGVel2Delay;
EnvelopeDescriptions[1].Vel2Attack = region.filterEGVel2Attack;
EnvelopeDescriptions[1].Vel2Hold = region.filterEGVel2Hold;
EnvelopeDescriptions[1].Vel2Decay = region.filterEGVel2Decay;
EnvelopeDescriptions[1].Vel2Sustain = region.filterEGVel2Sustain;
EnvelopeDescriptions[1].Vel2Release = region.filterEGVel2Release;
EnvelopeDescriptions[1].Vel2Depth = region.filterEGVel2Depth;
EnvelopeDescriptions[2] = new EnvelopeDescriptor();
EnvelopeDescriptions[2].DelayTime = region.ampEGDelay;
EnvelopeDescriptions[2].AttackTime = region.ampEGAttack;
EnvelopeDescriptions[2].HoldTime = region.ampEGHold;
EnvelopeDescriptions[2].DecayTime = region.ampEGDecay;
EnvelopeDescriptions[2].SustainLevel = region.ampEGSustain / 100f;
EnvelopeDescriptions[2].ReleaseTime = region.ampEGRelease;
EnvelopeDescriptions[2].StartLevel = region.ampEGStart / 100f;
EnvelopeDescriptions[2].Depth = 1f;
EnvelopeDescriptions[2].Vel2Delay = region.ampEGVel2Delay;
EnvelopeDescriptions[2].Vel2Attack = region.ampEGVel2Attack;
EnvelopeDescriptions[2].Vel2Hold = region.ampEGVel2Hold;
EnvelopeDescriptions[2].Vel2Decay = region.ampEGVel2Decay;
EnvelopeDescriptions[2].Vel2Sustain = region.ampEGVel2Sustain;
EnvelopeDescriptions[2].Vel2Release = region.ampEGVel2Release;
EnvelopeDescriptions[2].Vel2Depth = 0f;
}
public override void Load(DescriptorList description, AssetManager assets)
{
CustomDescriptor fmConfig = description.FindCustomDescriptor("fm2c");
cIndex = (double)fmConfig.Objects[0];
mIndex = (double)fmConfig.Objects[1];
feedBack = (double)fmConfig.Objects[2];
sync = GetSyncModeFromString((string)fmConfig.Objects[3]);
if (description.GenDescriptions[0].LoopMethod != LoopModeEnum.Continuous || description.GenDescriptions[1].LoopMethod != LoopModeEnum.Continuous)
{
throw new Exception("Fm2 patches must have continuous generators with wrapping bounds.");
}
cGen = description.GenDescriptions[0].ToGenerator(assets);
mGen = description.GenDescriptions[1].ToGenerator(assets);
cEnv = description.EnvelopeDescriptions[0];
mEnv = description.EnvelopeDescriptions[1];
lfo = description.LfoDescriptions[0];
}
public void QuickSetup(int sampleRate, float velocity, EnvelopeDescriptor envelopeInfo)
{
depth = envelopeInfo.Depth + velocity * envelopeInfo.Vel2Depth;
//Delay
stages[0].offset = 0;
stages[0].scale = 0;
stages[0].time = Math.Max(0, (int)(sampleRate * (envelopeInfo.DelayTime + envelopeInfo.Vel2Delay * velocity)));
//Attack
stages[1].offset = envelopeInfo.StartLevel;
stages[1].scale = envelopeInfo.PeakLevel - envelopeInfo.StartLevel;
stages[1].time = Math.Max(0, (int)(sampleRate * (envelopeInfo.AttackTime + envelopeInfo.Vel2Attack * velocity)));
stages[1].graph = Tables.EnvelopeTables[envelopeInfo.AttackGraph];
//Hold
stages[2].offset = 0;
stages[2].scale = envelopeInfo.PeakLevel;
stages[2].time = Math.Max(0, (int)(sampleRate * (envelopeInfo.HoldTime + envelopeInfo.Vel2Hold * velocity)));
//Decay
stages[3].offset = envelopeInfo.SustainLevel;
stages[3].scale = envelopeInfo.PeakLevel - envelopeInfo.SustainLevel;
stages[3].time = Math.Max(0, (int)(sampleRate * (envelopeInfo.DecayTime + envelopeInfo.Vel2Decay * velocity)));
stages[3].graph = Tables.EnvelopeTables[envelopeInfo.DecayGraph];
//Sustain
stages[4].offset = 0;
stages[4].scale = envelopeInfo.SustainLevel + envelopeInfo.Vel2Sustain * velocity;
stages[4].time = (int)(sampleRate * envelopeInfo.SustainTime);
//Release
stages[5].offset = 0;
stages[5].scale = (stages[3].time == 0 && stages[4].time == 0) ? envelopeInfo.PeakLevel : stages[4].scale;
stages[5].time = Math.Max(0, (int)(sampleRate * (envelopeInfo.ReleaseTime + envelopeInfo.Vel2Release * velocity)));
stages[5].graph = Tables.EnvelopeTables[envelopeInfo.ReleaseGraph];
//None
stages[6].scale = 0;
//Reset value, index, and starting state
index = 0; value = 0;
envState = EnvelopeStateEnum.Delay;
while (stages[(int)envState].time == 0)
{
envState++;
}
stage = stages[(int)envState];
}
public DescriptorList(StreamReader reader)
{
List <EnvelopeDescriptor> envList = new List <EnvelopeDescriptor>();
List <FilterDescriptor> fltrList = new List <FilterDescriptor>();
List <LfoDescriptor> lfoList = new List <LfoDescriptor>();
List <GeneratorDescriptor> genList = new List <GeneratorDescriptor>();
List <CustomDescriptor> cList = new List <CustomDescriptor>();
List <string> descList = new List <string>();
while (!reader.EndOfStream)
{
string tag = ReadNextTag(reader, descList);
switch (tag)
{
case "envelope":
{
EnvelopeDescriptor env = new EnvelopeDescriptor();
env.Read(descList.ToArray());
envList.Add(env);
break;
}
case "generator":
{
GeneratorDescriptor gen = new GeneratorDescriptor();
gen.Read(descList.ToArray());
genList.Add(gen);
break;
}
case "filter":
{
FilterDescriptor fltr = new FilterDescriptor();
fltr.Read(descList.ToArray());
fltrList.Add(fltr);
break;
}
case "lfo":
{
LfoDescriptor lfo = new LfoDescriptor();
lfo.Read(descList.ToArray());
lfoList.Add(lfo);
break;
}
default:
if (!tag.Equals(string.Empty))
{
CustomDescriptor cus = new CustomDescriptor(tag, 0);
cus.Read(descList.ToArray());
cList.Add(cus);
}
break;
}
descList.Clear();
}
EnvelopeDescriptions = envList.ToArray();
FilterDescriptions = fltrList.ToArray();
LfoDescriptions = lfoList.ToArray();
GenDescriptions = genList.ToArray();
CustomDescriptions = cList.ToArray();
}
public DescriptorList(BinaryReader reader)
{
List <EnvelopeDescriptor> envList = new List <EnvelopeDescriptor>();
List <FilterDescriptor> fltrList = new List <FilterDescriptor>();
List <LfoDescriptor> lfoList = new List <LfoDescriptor>();
List <GeneratorDescriptor> genList = new List <GeneratorDescriptor>();
List <CustomDescriptor> cList = new List <CustomDescriptor>();
int count = reader.ReadInt16();
for (int x = 0; x < count; x++)
{
string id = new string(IOHelper.Read8BitChars(reader, 4));
int size = reader.ReadInt32();
switch (id.ToLower())
{
case EnvelopeDescriptor.ID:
{
EnvelopeDescriptor env = new EnvelopeDescriptor();
env.Read(reader);
envList.Add(env);
break;
}
case GeneratorDescriptor.ID:
{
GeneratorDescriptor gen = new GeneratorDescriptor();
gen.Read(reader);
genList.Add(gen);
break;
}
case FilterDescriptor.ID:
{
FilterDescriptor fltr = new FilterDescriptor();
fltr.Read(reader);
fltrList.Add(fltr);
break;
}
case LfoDescriptor.ID:
{
LfoDescriptor lfo = new LfoDescriptor();
lfo.Read(reader);
lfoList.Add(lfo);
break;
}
default:
{
CustomDescriptor cus = new CustomDescriptor(id, size);
cus.Read(reader);
cList.Add(cus);
break;
}
}
}
EnvelopeDescriptions = envList.ToArray();
FilterDescriptions = fltrList.ToArray();
LfoDescriptions = lfoList.ToArray();
GenDescriptions = genList.ToArray();
CustomDescriptions = cList.ToArray();
}
private void LoadEnvelopes(Sf2Region region)
{
//mod env
mod_env = new EnvelopeDescriptor();
mod_env.AttackTime = (float)Math.Pow(2, region.Generators[(int)GeneratorEnum.AttackModulationEnvelope] / 1200.0);
mod_env.AttackGraph = 3;
mod_env.DecayTime = (float)Math.Pow(2, region.Generators[(int)GeneratorEnum.DecayModulationEnvelope] / 1200.0);
mod_env.DelayTime = (float)Math.Pow(2, region.Generators[(int)GeneratorEnum.DelayModulationEnvelope] / 1200.0);
mod_env.HoldTime = (float)Math.Pow(2, region.Generators[(int)GeneratorEnum.HoldModulationEnvelope] / 1200.0);
mod_env.PeakLevel = 1;
mod_env.ReleaseTime = (float)Math.Pow(2, region.Generators[(int)GeneratorEnum.ReleaseModulationEnvelope] / 1200.0);
mod_env.StartLevel = 0;
mod_env.SustainLevel = 1f - SynthHelper.Clamp(region.Generators[(int)GeneratorEnum.SustainModulationEnvelope], (short)0, (short)1000) / 1000f;
//checks
if (mod_env.AttackTime < 0.001f)
{
mod_env.AttackTime = 0.001f;
}
else if (mod_env.AttackTime > 100f)
{
mod_env.AttackTime = 100f;
}
if (mod_env.DecayTime < 0.001f)
{
mod_env.DecayTime = 0;
}
else if (mod_env.DecayTime > 100f)
{
mod_env.DecayTime = 100f;
}
if (mod_env.DelayTime < 0.001f)
{
mod_env.DelayTime = 0;
}
else if (mod_env.DelayTime > 20f)
{
mod_env.DelayTime = 20f;
}
if (mod_env.HoldTime < 0.001f)
{
mod_env.HoldTime = 0;
}
else if (mod_env.HoldTime > 20f)
{
mod_env.HoldTime = 20f;
}
if (mod_env.ReleaseTime < 0.001f)
{
mod_env.ReleaseTime = 0.001f;
}
else if (mod_env.ReleaseTime > 100f)
{
mod_env.ReleaseTime = 100f;
}
//volume env
vel_env = new EnvelopeDescriptor();
vel_env.AttackTime = (float)Math.Pow(2, region.Generators[(int)GeneratorEnum.AttackVolumeEnvelope] / 1200.0);
vel_env.AttackGraph = 3;
vel_env.DecayTime = (float)Math.Pow(2, region.Generators[(int)GeneratorEnum.DecayVolumeEnvelope] / 1200.0);
vel_env.DelayTime = (float)Math.Pow(2, region.Generators[(int)GeneratorEnum.DelayVolumeEnvelope] / 1200.0);
vel_env.HoldTime = (float)Math.Pow(2, region.Generators[(int)GeneratorEnum.HoldVolumeEnvelope] / 1200.0);
vel_env.PeakLevel = 0;
vel_env.ReleaseTime = (float)Math.Pow(2, region.Generators[(int)GeneratorEnum.ReleaseVolumeEnvelope] / 1200.0);
vel_env.StartLevel = -100;
vel_env.SustainLevel = SynthHelper.Clamp(region.Generators[(int)GeneratorEnum.SustainVolumeEnvelope], (short)0, (short)1000) / -10f;
//checks
if (vel_env.AttackTime < 0.001f)
{
vel_env.AttackTime = 0.001f;
}
else if (vel_env.AttackTime > 100f)
{
vel_env.AttackTime = 100f;
}
if (vel_env.DecayTime < 0.001f)
{
vel_env.DecayTime = 0;
}
else if (vel_env.DecayTime > 100f)
{
vel_env.DecayTime = 100f;
}
if (vel_env.DelayTime < 0.001f)
{
vel_env.DelayTime = 0;
}
else if (vel_env.DelayTime > 20f)
{
vel_env.DelayTime = 20f;
}
if (vel_env.HoldTime < 0.001f)
{
vel_env.HoldTime = 0;
}
else if (vel_env.HoldTime > 20f)
{
vel_env.HoldTime = 20f;
}
if (vel_env.ReleaseTime < 0.001f)
{
vel_env.ReleaseTime = 0.001f;
}
else if (vel_env.ReleaseTime > 100f)
{
vel_env.ReleaseTime = 100f;
}
}
public void QuickSetupSf2(int sampleRate, int note, short keyNumToHold, short keyNumToDecay, bool isVolumeEnvelope, EnvelopeDescriptor envelopeInfo)
{
depth = envelopeInfo.Depth;
//Delay
stages[0].offset = 0;
stages[0].scale = 0;
stages[0].time = Math.Max(0, (int)(sampleRate * (envelopeInfo.DelayTime)));
//Attack
stages[1].offset = envelopeInfo.StartLevel;
stages[1].scale = envelopeInfo.PeakLevel - envelopeInfo.StartLevel;
stages[1].time = Math.Max(0, (int)(sampleRate * (envelopeInfo.AttackTime)));
stages[1].graph = Tables.EnvelopeTables[envelopeInfo.AttackGraph];
//Hold
stages[2].offset = 0;
stages[2].scale = envelopeInfo.PeakLevel;
stages[2].time = Math.Max(0, (int)(sampleRate * (envelopeInfo.HoldTime) * Math.Pow(2, ((60 - note) * keyNumToHold) / 1200.0)));
//Decay
stages[3].offset = envelopeInfo.SustainLevel;
stages[3].scale = envelopeInfo.PeakLevel - envelopeInfo.SustainLevel;
if (envelopeInfo.SustainLevel == envelopeInfo.PeakLevel)
{
stages[3].time = 0;
}
else
{
stages[3].time = Math.Max(0, (int)(sampleRate * (envelopeInfo.DecayTime) * Math.Pow(2, ((60 - note) * keyNumToDecay) / 1200.0)));
}
stages[3].graph = Tables.EnvelopeTables[envelopeInfo.DecayGraph];
//Sustain
stages[4].offset = 0;
stages[4].scale = envelopeInfo.SustainLevel;
stages[4].time = (int)(sampleRate * envelopeInfo.SustainTime);
//Release
stages[5].scale = stages[3].time == 0 && stages[4].time == 0 ? envelopeInfo.PeakLevel : stages[4].scale;
if (isVolumeEnvelope)
{
stages[5].offset = -100;
stages[5].scale += 100;
stages[6].scale = -100;
}
else
{
stages[5].offset = 0;
stages[6].scale = 0;
}
stages[5].time = Math.Max(0, (int)(sampleRate * (envelopeInfo.ReleaseTime)));
stages[5].graph = Tables.EnvelopeTables[envelopeInfo.ReleaseGraph];
//Reset value, index, and starting state
index = 0; value = 0;
envState = EnvelopeStateEnum.Delay;
while (stages[(int)envState].time == 0)
{
envState++;
}
stage = stages[(int)envState];
}
public void QuickSetupSf2(int sampleRate, int note, short keyNumToHold, short keyNumToDecay, bool isVolumeEnvelope, EnvelopeDescriptor envelopeInfo)
{
Depth = envelopeInfo.Depth;
// Delay
_stages[0].Offset = 0;
_stages[0].Scale = 0;
_stages[0].Time = Math.Max(0, (sampleRate * (envelopeInfo.DelayTime)));
// Attack
_stages[1].Offset = envelopeInfo.StartLevel;
_stages[1].Scale = envelopeInfo.PeakLevel - envelopeInfo.StartLevel;
_stages[1].Time = Math.Max(0, (sampleRate * (envelopeInfo.AttackTime)));
_stages[1].Graph = Tables.EnvelopeTables(envelopeInfo.AttackGraph);
// Hold
_stages[2].Offset = 0;
_stages[2].Scale = envelopeInfo.PeakLevel;
_stages[2].Time = Math.Max(0, sampleRate * (envelopeInfo.HoldTime) * Math.Pow(2, ((60 - note) * keyNumToHold) / 1200.0));
// Decay
_stages[3].Offset = envelopeInfo.SustainLevel;
_stages[3].Scale = envelopeInfo.PeakLevel - envelopeInfo.SustainLevel;
if (envelopeInfo.SustainLevel == envelopeInfo.PeakLevel)
{
_stages[3].Time = 0;
}
else
{
_stages[3].Time = Math.Max(0, (sampleRate * (envelopeInfo.DecayTime) * Math.Pow(2, ((60 - note) * keyNumToDecay) / 1200.0)));
}
_stages[3].Graph = Tables.EnvelopeTables(envelopeInfo.DecayGraph);
// Sustain
_stages[4].Offset = 0;
_stages[4].Scale = envelopeInfo.SustainLevel;
_stages[4].Time = (sampleRate * envelopeInfo.SustainTime);
// Release
_stages[5].Scale = _stages[3].Time == 0 && _stages[4].Time == 0 ? envelopeInfo.PeakLevel : _stages[4].Scale;
if (isVolumeEnvelope)
{
_stages[5].Offset = -100;
_stages[5].Scale += 100;
_stages[6].Scale = -100;
}
else
{
_stages[5].Offset = 0;
_stages[6].Scale = 0;
}
_stages[5].Time = Math.Max(0, (int)(sampleRate * (envelopeInfo.ReleaseTime)));
_stages[5].Graph = Tables.EnvelopeTables(envelopeInfo.ReleaseGraph);
_index = 0;
Value = 0;
CurrentStage = EnvelopeState.Delay;
while (Math.Abs(_stages[(int)CurrentStage].Time) < 0.01)
{
CurrentStage++;
}
_stage = _stages[(int)CurrentStage];
}
public override void Load(DescriptorList description, AssetManager assets)
{
gen = description.GenDescriptions[0].ToGenerator(assets);
env = description.EnvelopeDescriptions[0];
lfo = description.LfoDescriptions[0];
}
