public void Read(string[] description)
{
ApplyDefault();
for (int x = 0; x < description.Length; x++)
{
int index = description[x].IndexOf('=');
if (index >= 0 && index < description[x].Length)
{
string paramName = description[x].Substring(0, index).Trim().ToLower();
string paramValue = description[x].Substring(index + 1).Trim();
switch (paramName)
{
case "delaytime":
DelayTime = float.Parse(paramValue);
break;
case "frequency":
Frequency = float.Parse(paramValue);
break;
case "depth":
Depth = float.Parse(paramValue);
break;
case "type":
Generator = GetGenerator(Generator.GetWaveformFromString(paramValue.ToLower()));
break;
}
}
}
CheckValidParameters();
}
public void QuickSetup(int sampleRate, LfoDescriptor lfoInfo)
{
generator = lfoInfo.Generator;
delayTime = (int)(sampleRate * lfoInfo.DelayTime);
frequency = lfoInfo.Frequency;
increment = generator.Period * frequency / sampleRate;
depth = lfoInfo.Depth;
Reset();
}
public int Read(BinaryReader reader)
{
DelayTime = reader.ReadSingle();
Frequency = reader.ReadSingle();
Depth = reader.ReadSingle();
Generator = GetGenerator((WaveformEnum)reader.ReadInt16());
CheckValidParameters();
return SIZE;
}
private static WaveformEnum GetWaveform(Generator gen)
{
if (gen == Generator.DefaultSaw)
return WaveformEnum.Saw;
else if (gen == Generator.DefaultSine)
return WaveformEnum.Sine;
else if (gen == Generator.DefaultSquare)
return WaveformEnum.Square;
else if (gen == Generator.DefaultTriangle)
return WaveformEnum.Triangle;
else
throw new Exception("Invalid lfo waveform.");
}
private void LoadGen(Sf2Region region, AssetManager assets)
{
SampleDataAsset sda = assets.SampleAssetList[region.Generators[(int)GeneratorEnum.SampleID]];
gen = new SampleGenerator();
gen.EndPhase = sda.End + region.Generators[(int)GeneratorEnum.EndAddressOffset] + 32768 * region.Generators[(int)GeneratorEnum.EndAddressCoarseOffset];
gen.Frequency = sda.SampleRate;
gen.KeyTrack = region.Generators[(int)GeneratorEnum.ScaleTuning];
gen.LoopEndPhase = sda.LoopEnd + region.Generators[(int)GeneratorEnum.EndLoopAddressOffset] + 32768 * region.Generators[(int)GeneratorEnum.EndLoopAddressCoarseOffset];
switch (region.Generators[(int)GeneratorEnum.SampleModes] & 0x3)
{
case 0x0:
case 0x2:
gen.LoopMode = LoopModeEnum.NoLoop;
break;
case 0x1:
gen.LoopMode = LoopModeEnum.Continuous;
break;
case 0x3:
gen.LoopMode = LoopModeEnum.LoopUntilNoteOff;
break;
}
gen.LoopStartPhase = sda.LoopStart + region.Generators[(int)GeneratorEnum.StartLoopAddressOffset] + 32768 * region.Generators[(int)GeneratorEnum.StartLoopAddressCoarseOffset];
gen.Offset = 0;
gen.Period = 1.0;
if (region.Generators[(int)GeneratorEnum.OverridingRootKey] > -1)
{
gen.RootKey = region.Generators[(int)GeneratorEnum.OverridingRootKey];
}
else
{
gen.RootKey = sda.RootKey;
}
gen.StartPhase = sda.Start + region.Generators[(int)GeneratorEnum.StartAddressOffset] + 32768 * region.Generators[(int)GeneratorEnum.StartAddressCoarseOffset];
gen.Tune = (short)(sda.Tune + region.Generators[(int)GeneratorEnum.FineTune] + 100 * region.Generators[(int)GeneratorEnum.CoarseTune]);
gen.VelocityTrack = 0;
((SampleGenerator)gen).Samples = sda.SampleData;
}
public override void Load(DescriptorList description, AssetManager assets)
{
gen = description.GenDescriptions[0].ToGenerator(assets);
env = description.EnvelopeDescriptions[0];
lfo = description.LfoDescriptions[0];
}
private void LoadGen(Sf2Region region, AssetManager assets)
{
SampleDataAsset sda = assets.SampleAssetList[region.Generators[(int)GeneratorEnum.SampleID]];
gen = new SampleGenerator();
gen.EndPhase = sda.End + region.Generators[(int)GeneratorEnum.EndAddressOffset] + 32768 * region.Generators[(int)GeneratorEnum.EndAddressCoarseOffset];
gen.Frequency = sda.SampleRate;
gen.KeyTrack = region.Generators[(int)GeneratorEnum.ScaleTuning];
gen.LoopEndPhase = sda.LoopEnd + region.Generators[(int)GeneratorEnum.EndLoopAddressOffset] + 32768 * region.Generators[(int)GeneratorEnum.EndLoopAddressCoarseOffset];
switch (region.Generators[(int)GeneratorEnum.SampleModes] & 0x3)
{
case 0x0:
case 0x2:
gen.LoopMode = LoopModeEnum.NoLoop;
break;
case 0x1:
gen.LoopMode = LoopModeEnum.Continuous;
break;
case 0x3:
gen.LoopMode = LoopModeEnum.LoopUntilNoteOff;
break;
}
gen.LoopStartPhase = sda.LoopStart + region.Generators[(int)GeneratorEnum.StartLoopAddressOffset] + 32768 * region.Generators[(int)GeneratorEnum.StartLoopAddressCoarseOffset];
gen.Offset = 0;
gen.Period = 1.0;
if (region.Generators[(int)GeneratorEnum.OverridingRootKey] > -1)
gen.RootKey = region.Generators[(int)GeneratorEnum.OverridingRootKey];
else
gen.RootKey = sda.RootKey;
gen.StartPhase = sda.Start + region.Generators[(int)GeneratorEnum.StartAddressOffset] + 32768 * region.Generators[(int)GeneratorEnum.StartAddressCoarseOffset];
gen.Tune = (short)(sda.Tune + region.Generators[(int)GeneratorEnum.FineTune] + 100 * region.Generators[(int)GeneratorEnum.CoarseTune]);
gen.VelocityTrack = 0;
((SampleGenerator)gen).Samples = sda.SampleData;
}
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 ApplyDefault()
{
DelayTime = 0f;
Frequency = (float)Synthesizer.DefaultLfoFrequency;
Depth = 1;
Generator = Generator.DefaultSine;
}
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];
}
