public static float[] CreateTable(int size, WaveformEnum type)
{
Generator generator;
if (type == WaveformEnum.Sine)
generator = new SineGenerator(new GeneratorDescriptor());
else if (type == WaveformEnum.Square)
generator = new SquareGenerator(new GeneratorDescriptor());
else if (type == WaveformEnum.Triangle)
generator = new TriangleGenerator(new GeneratorDescriptor());
else if (type == WaveformEnum.Saw)
generator = new SawGenerator(new GeneratorDescriptor());
else if (type == WaveformEnum.WhiteNoise)
generator = new WhiteNoiseGenerator(new GeneratorDescriptor());
else
return null;
float[] table = new float[size];
double phase, increment;
phase = generator.StartPhase;
increment = generator.Period / size;
for (int x = 0; x < table.Length; x++)
{
table[x] = generator.GetValue(phase);
phase += increment;
}
return table;
}
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 "loopmode":
LoopMethod = Generator.GetLoopModeFromString(paramValue.ToLower());
break;
case "type":
SamplerType = Generator.GetWaveformFromString(paramValue.ToLower());
break;
case "assetname":
AssetName = paramValue;
break;
case "endphase":
EndPhase = double.Parse(paramValue);
break;
case "startphase":
StartPhase = double.Parse(paramValue);
break;
case "loopendphase":
LoopEndPhase = double.Parse(paramValue);
break;
case "loopstartphase":
LoopStartPhase = double.Parse(paramValue);
break;
case "offset":
Offset = double.Parse(paramValue);
break;
case "period":
Period = double.Parse(paramValue);
break;
case "keycenter":
case "rootkey":
Rootkey = short.Parse(paramValue);
break;
case "keytrack":
KeyTrack = short.Parse(paramValue);
break;
case "velocitytrack":
VelTrack = short.Parse(paramValue);
break;
case "tune":
Tune = short.Parse(paramValue);
break;
}
}
}
}
private static Generator GetGenerator(WaveformEnum waveform)
{
switch (waveform)
{
case WaveformEnum.Saw:
return Generator.DefaultSaw;
case WaveformEnum.Square:
return Generator.DefaultSquare;
case WaveformEnum.Triangle:
return Generator.DefaultTriangle;
default:
return Generator.DefaultSine;
}
}
private void ApplyDefault()
{
LoopMethod = LoopModeEnum.NoLoop;
SamplerType = WaveformEnum.Sine;
AssetName = "null";
EndPhase = -1;
StartPhase = -1;
LoopEndPhase = -1;
LoopStartPhase = -1;
Offset = 0;
Period = -1;
Rootkey = -1;
KeyTrack = 100;
VelTrack = 0;
Tune = 0;
}
private static Generator GetGenerator(WaveformEnum waveform)
{
switch (waveform)
{
case WaveformEnum.Saw:
return(Generator.DefaultSaw);
case WaveformEnum.Square:
return(Generator.DefaultSquare);
case WaveformEnum.Triangle:
return(Generator.DefaultTriangle);
default:
return(Generator.DefaultSine);
}
}
public int Read(BinaryReader reader)
{
LoopMethod = (LoopModeEnum)reader.ReadInt16();
SamplerType = (WaveformEnum)reader.ReadInt16();
AssetName = IOHelper.Read8BitString(reader, 20);
EndPhase = reader.ReadDouble();
StartPhase = reader.ReadDouble();
LoopEndPhase = reader.ReadDouble();
LoopStartPhase = reader.ReadDouble();
Offset = reader.ReadDouble();
Period = reader.ReadDouble();
Rootkey = reader.ReadInt16();
KeyTrack = reader.ReadInt16();
VelTrack = reader.ReadInt16();
Tune = reader.ReadInt16();
return(SIZE);
}
public static float[] CreateTable(int size, WaveformEnum type)
{
Generator generator;
if (type == WaveformEnum.Sine)
{
generator = new SineGenerator(new GeneratorDescriptor());
}
else if (type == WaveformEnum.Square)
{
generator = new SquareGenerator(new GeneratorDescriptor());
}
else if (type == WaveformEnum.Triangle)
{
generator = new TriangleGenerator(new GeneratorDescriptor());
}
else if (type == WaveformEnum.Saw)
{
generator = new SawGenerator(new GeneratorDescriptor());
}
else if (type == WaveformEnum.WhiteNoise)
{
generator = new WhiteNoiseGenerator(new GeneratorDescriptor());
}
else
{
return(null);
}
float[] table = new float[size];
double phase, increment;
phase = generator.StartPhase;
increment = generator.Period / size;
for (int x = 0; x < table.Length; x++)
{
table[x] = generator.GetValue(phase);
phase += increment;
}
return(table);
}
public int Read(BinaryReader reader)
{
LoopMethod = (LoopModeEnum)reader.ReadInt16();
SamplerType = (WaveformEnum)reader.ReadInt16();
AssetName = IOHelper.Read8BitString(reader, 20);
EndPhase = reader.ReadDouble();
StartPhase = reader.ReadDouble();
LoopEndPhase = reader.ReadDouble();
LoopStartPhase = reader.ReadDouble();
Offset = reader.ReadDouble();
Period = reader.ReadDouble();
Rootkey = reader.ReadInt16();
KeyTrack = reader.ReadInt16();
VelTrack = reader.ReadInt16();
Tune = reader.ReadInt16();
return SIZE;
}
private void ApplyDefault()
{
LoopMethod = LoopModeEnum.NoLoop;
SamplerType = WaveformEnum.Sine;
AssetName = "null";
EndPhase = -1;
StartPhase = -1;
LoopEndPhase = -1;
LoopStartPhase = -1;
Offset = 0;
Period = -1;
Rootkey = -1;
KeyTrack = 100;
VelTrack = 0;
Tune = 0;
}
public void ComputeWaveform()
{
currentOctave = StartingOctave;
currentPolarity = StartingPolarity;
int sinCount = 0;
int squareCount = 0;
int triangleCount = 0;
allSlotsFull = true;
// perform the computations for current values
foreach (var slot in Slots)
{
var currentPart = slot.GetCurrentPart();
if (currentPart != null)
{
if (sideEnum == RobotSideEnum.Left)
{
currentOctave += currentPart.PartDescriptor.LeftOctave;
currentPolarity += currentPart.PartDescriptor.LeftPolarity;
switch (currentPart.PartDescriptor.Waveform)
{
case WaveformEnum.Sin:
sinCount++;
break;
case WaveformEnum.Square:
squareCount++;
break;
case WaveformEnum.Triangle:
triangleCount++;
break;
default:
Debug.LogError("Invalid waveform assigned to part, should only be sin, square or triangle waveforms for parts");
break;
}
}
if (sideEnum == RobotSideEnum.Right)
{
currentOctave += currentPart.PartDescriptor.RightOctave;
currentPolarity += currentPart.PartDescriptor.RightPolarity;
switch (currentPart.PartDescriptor.Waveform)
{
case WaveformEnum.Sin:
sinCount++;
break;
case WaveformEnum.Square:
squareCount++;
break;
case WaveformEnum.Triangle:
triangleCount++;
break;
default:
Debug.LogError("Invalid waveform assigned to part, should only be sin, square or triangle waveforms for parts");
break;
}
}
}
else
{
allSlotsFull = false;
}
}
if (sinCount > 0)
{
// check for combination waves with Square and Triangle
if (squareCount > 0)
{
if (triangleCount > 0)
{
currentWaveEnum = WaveformEnum.Omega;
}
else
{
currentWaveEnum = WaveformEnum.Cog;
}
}
else if (triangleCount > 0)
{
currentWaveEnum = WaveformEnum.Wave;
}
else
{
currentWaveEnum = WaveformEnum.Sin;
}
}
else if (squareCount > 0)
{
// check for combination waves with Triangle
if (triangleCount > 0)
{
currentWaveEnum = WaveformEnum.Saw;
}
else
{
currentWaveEnum = WaveformEnum.Square;
}
}
else if (triangleCount > 0)
{
// no other possible combinations
currentWaveEnum = WaveformEnum.Triangle;
}
// trigger waveform change event
WaveformChanged(this);
}
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 "loopmode":
LoopMethod = Generator.GetLoopModeFromString(paramValue.ToLower());
break;
case "type":
SamplerType = Generator.GetWaveformFromString(paramValue.ToLower());
break;
case "assetname":
AssetName = paramValue;
break;
case "endphase":
EndPhase = double.Parse(paramValue);
break;
case "startphase":
StartPhase = double.Parse(paramValue);
break;
case "loopendphase":
LoopEndPhase = double.Parse(paramValue);
break;
case "loopstartphase":
LoopStartPhase = double.Parse(paramValue);
break;
case "offset":
Offset = double.Parse(paramValue);
break;
case "period":
Period = double.Parse(paramValue);
break;
case "keycenter":
case "rootkey":
Rootkey = short.Parse(paramValue);
break;
case "keytrack":
KeyTrack = short.Parse(paramValue);
break;
case "velocitytrack":
VelTrack = short.Parse(paramValue);
break;
case "tune":
Tune = short.Parse(paramValue);
break;
}
}
}
}
