protected override Color4 computeValue(IInterpolater interpolater, Color4 prevFrame, Color4 nextKeyframe, float ammount)
{
return(new Color4(
interpolater.compute(prevFrame.R, nextKeyframe.R, ammount),
interpolater.compute(prevFrame.G, nextKeyframe.G, ammount),
interpolater.compute(prevFrame.B, nextKeyframe.B, ammount),
interpolater.compute(prevFrame.A, nextKeyframe.A, ammount)));
}
protected override Vector3 computeValue(IInterpolater interpolater,
Vector3 prevKeyframe, Vector3 nextKeyframe, float ammount)
{
return(new Vector3(
interpolater.compute(prevKeyframe.X, nextKeyframe.X, ammount),
interpolater.compute(prevKeyframe.Y, nextKeyframe.Y, ammount),
interpolater.compute(prevKeyframe.Z, nextKeyframe.Z, ammount)
));
}
public float computeLevel(float time)
{
if (time < 0f) {
return 0f;
}
if (time < attackDuration) {
return attackInterpolater.compute (0f, amplitude, time / attackDuration);
}
time -= attackDuration;
if (time < decayDuration) {
return decayInterpolater.compute (amplitude, sustainLevel, time / decayDuration);
}
time -= decayDuration;
if (time < sustainDuration) {
return sustainLevel;
}
time -= sustainDuration;
if (time < releaseDuration) {
releaseInterpolater.compute (sustainLevel, 0f, time / sustainDuration);
}
return 0f;
}
protected override float computeValue(IInterpolater interpolater,
float prevKeyframe, float nextKeyframe, float ammount)
{
return(interpolater.compute(prevKeyframe, nextKeyframe, ammount));
}
