/// <summary>
/// Initializes a new instance for the Generator
/// </summary>
public BasicSignal(double initGain = 1, double initFrequency = 440.0)
{
WaveFormat = Constants.Wave.DefaultMonoWaveFormat;
// Default
Type = BasicSignalType.Sin;
ZeroCrossingPosition = 0.5;
rampGain = new RampGain(initGain);
CurrentPhaseStep = initFrequency;
TargetPhaseStep = initFrequency;
PhaseStepDelta = 0;
SeekFrequency = false;
AMSignals = new List <BasicSignal>();
FMSignals = new List <BasicSignal>();
PMSignals = new List <BasicSignal>();
//init noise
for (int i = 0; i < noiseValue.Length; i++)
{
noiseValue[i] = SampleWhite();
}
}
/// <summary>
/// Initializes a new instance of MonoToStereoSampleProviderEx
/// </summary>
/// <param name="source">Source sample provider</param>
public MonoToStereoSampleProviderEx(ISampleProvider source,
double initLeftGain = 1.0, double initRightGain = 1.0)
{
leftRampGain = new RampGain(initLeftGain);
rightRampGain = new RampGain(initRightGain);
if (source.WaveFormat.Channels != 1)
{
throw new ArgumentException("Source must be mono");
}
this.source = source;
WaveFormat = WaveFormat.CreateIeeeFloatWaveFormat(source.WaveFormat.SampleRate, 2);
}
/// <summary>
/// Initializes a new instance for the Generator
/// </summary>
public BasicSignal(double initGain = 1, double initFrequency = 440.0)
{
WaveFormat = Constants.Wave.DefaultMonoWaveFormat;
// Default
Type = BasicSignalType.Sin;
ZeroCrossingPosition = 0.5;
rampGain = new RampGain(initGain);
CurrentPhaseStep = initFrequency;
TargetPhaseStep = initFrequency;
PhaseStepDelta = 0;
SeekFrequency = false;
/*
* AM Signal with gain bump
* https://www.desmos.com/calculator/ya9ayr9ylc
* f_{1}=1
* g_{0}=0.25
* y_{0}=g_{0}\sin\left(f_{1}\cdot2\pi x\right)
* y_{1}=y_{0}+1-g_{0}
* y_{2}=\frac{\left(y_{1}+1\right)}{2}
* y=\sin\left(20\cdot2\pi x\right)\cdot y_{2}\left\{-1<y<1\right\}
*/
AMSignals = new AggregableSignals(1, (current, next, signal) => current * (next + 2 - (float)signal.Gain) / 2);
FMSignals = new AggregableSignals(0, (current, next, _) => current + next);
PMSignals = new AggregableSignals(0, (current, next, _) => current + next);
ZMSignals = new AggregableSignals(0, (current, next, _) => current + next);
//init noise
for (int i = 0; i < noiseValue.Length; i++)
{
noiseValue[i] = SampleWhite();
}
}
/// <summary>
/// Initializes a new instance of VolumeSampleProviderEx
/// </summary>
/// <param name="source">Source Sample Provider</param>
public VolumeSampleProviderEx(ISampleProvider source)
{
this.source = source;
rampGain = new RampGain();
}
