public float Process()
{
switch (this.state)
{
case EnvelopeGenerator.EnvelopeState.Attack:
this.output = this.attackBase + this.output * this.attackCoef;
if (this.output >= 1f)
{
this.output = 1f;
this.state = EnvelopeGenerator.EnvelopeState.Decay;
}
break;
case EnvelopeGenerator.EnvelopeState.Decay:
this.output = this.decayBase + this.output * this.decayCoef;
if (this.output <= this.sustainLevel)
{
this.output = this.sustainLevel;
this.state = EnvelopeGenerator.EnvelopeState.Sustain;
}
break;
case EnvelopeGenerator.EnvelopeState.Release:
this.output = this.releaseBase + this.output * this.releaseCoef;
if ((double)this.output <= 0.0)
{
this.output = 0f;
this.state = EnvelopeGenerator.EnvelopeState.Idle;
}
break;
}
return(this.output);
}
public void Gate(bool gate)
{
if (gate)
{
this.state = EnvelopeGenerator.EnvelopeState.Attack;
return;
}
if (this.state != EnvelopeGenerator.EnvelopeState.Idle)
{
this.state = EnvelopeGenerator.EnvelopeState.Release;
}
}
public void Reset()
{
this.state = EnvelopeGenerator.EnvelopeState.Idle;
this.output = 0f;
}
