public override int Read(float[] buffer, int offset, int sampleCount)
{
int sampleRate = WaveFormat.SampleRate;
for (int n = 0; n < sampleCount; n++)
{
float envelopeAmplitude = envelope.Process();
if (envelopeAmplitude > 0)
{
buffer[n + offset] = Amplitude * envelopeAmplitude * waveformCalculator.CalculateForSample(sample, Frequency, sampleRate);
}
else
{
buffer[n + offset] = 0;
}
sample++;
if (sample >= sampleRate)
{
sample = 0;
}
}
return(sampleCount);
}
public WavetableCalculator(IWaveformCalculator calculator)
{
int wavetableSize = 1024;
List<float> wavetableSamples = new List<float>();
for (int position = 0; position < wavetableSize; position++)
{
float sample = calculator.CalculateForSample(position, wavetableSize, wavetableSize*wavetableSize);
wavetableSamples.Add(sample);
}
wavetable = new Wavetable(wavetableSamples);
}
public WavetableCalculator(IWaveformCalculator calculator)
{
int wavetableSize = 1024;
List <float> wavetableSamples = new List <float>();
for (int position = 0; position < wavetableSize; position++)
{
float sample = calculator.CalculateForSample(position, wavetableSize, wavetableSize * wavetableSize);
wavetableSamples.Add(sample);
}
wavetable = new Wavetable(wavetableSamples);
}