protected unsafe override void ProcessChannel(ref Channel channel, CompressedTimeSpan currentTime, IntPtr location, float factor)
{
if (channel.InterpolationType == AnimationCurveInterpolationType.Cubic)
{
*(float *)(location + channel.Offset) = Interpolator.Cubic(
channel.ValuePrev.Value,
channel.ValueStart.Value,
channel.ValueEnd.Value,
channel.ValueNext.Value,
factor);
}
else if (channel.InterpolationType == AnimationCurveInterpolationType.Linear)
{
*(float *)(location + channel.Offset) = Interpolator.Linear(
channel.ValueStart.Value,
channel.ValueEnd.Value,
factor);
}
else if (channel.InterpolationType == AnimationCurveInterpolationType.Constant)
{
*(float *)(location + channel.Offset) = channel.ValueStart.Value;
}
else
{
throw new NotImplementedException();
}
}
protected unsafe override void ProcessChannel(ref Channel channel, CompressedTimeSpan newTime, IntPtr location)
{
SetTime(ref channel, newTime);
var currentTime = channel.CurrentTime;
var currentIndex = channel.CurrentIndex;
var keyFrames = channel.Curve.KeyFrames;
var keyFramesItems = keyFrames.Items;
var keyFramesCount = keyFrames.Count;
// Extract data
int timeStart = keyFrames[currentIndex + 0].Time.Ticks;
int timeEnd = keyFrames[currentIndex + 1].Time.Ticks;
// Compute interpolation factor and avoid NaN operations when timeStart >= timeEnd
float t = (timeEnd <= timeStart) ? 0 : ((float)currentTime.Ticks - (float)timeStart) / ((float)timeEnd - (float)timeStart);
if (channel.InterpolationType == AnimationCurveInterpolationType.Cubic)
{
*(float *)(location + channel.Offset) = Interpolator.Cubic(
keyFramesItems[currentIndex > 0 ? currentIndex - 1 : 0].Value,
keyFramesItems[currentIndex].Value,
keyFramesItems[currentIndex + 1].Value,
keyFramesItems[currentIndex + 2 >= keyFramesCount ? currentIndex + 1 : currentIndex + 2].Value,
t);
}
else if (channel.InterpolationType == AnimationCurveInterpolationType.Linear)
{
*(float *)(location + channel.Offset) = MathUtil.Lerp(keyFramesItems[currentIndex].Value, keyFramesItems[currentIndex + 1].Value, t);
}
else if (channel.InterpolationType == AnimationCurveInterpolationType.Constant)
{
*(float *)(location + channel.Offset) = keyFrames[currentIndex].Value;
}
else
{
throw new NotImplementedException();
}
}
/// <inheritdoc/>
public override void Cubic(ref float value1, ref float value2, ref float value3, ref float value4, float t, out float result)
{
result = Interpolator.Cubic(value1, value2, value3, value4, t);
}