private float SmoothStepInterpolation(float percentage, CameraPathFOVList.ProjectionType projectionType)
{
int lastPointIndex = base.GetLastPointIndex(percentage);
CameraPathFOV cameraPathFOV = (CameraPathFOV)base.GetPoint(lastPointIndex);
CameraPathFOV cameraPathFOV2 = (CameraPathFOV)base.GetPoint(lastPointIndex + 1);
float percent = cameraPathFOV.percent;
float num = cameraPathFOV2.percent;
if (percent > num)
{
num += 1f;
}
float num2 = num - percent;
float num3 = percentage - percent;
float val = num3 / num2;
float num4 = (projectionType != CameraPathFOVList.ProjectionType.FOV) ? cameraPathFOV.Size : cameraPathFOV.FOV;
float num5 = (projectionType != CameraPathFOVList.ProjectionType.FOV) ? cameraPathFOV2.Size : cameraPathFOV2.FOV;
return(Mathf.Lerp(num4, num5, CPMath.SmoothStep(val)));
}
public float GetValue(float percentage, CameraPathFOVList.ProjectionType type)
{
if (base.realNumberOfPoints < 2)
{
if (type == CameraPathFOVList.ProjectionType.FOV)
{
if (base.realNumberOfPoints == 1)
{
return(this[0].FOV);
}
return(this.defaultFOV);
}
else
{
if (base.realNumberOfPoints == 1)
{
return(this[0].Size);
}
return(this.defaultSize);
}
}
else
{
percentage = Mathf.Clamp(percentage, 0f, 1f);
CameraPathFOVList.Interpolation interpolation = this.interpolation;
if (interpolation == CameraPathFOVList.Interpolation.Linear)
{
return(this.LinearInterpolation(percentage, type));
}
if (interpolation != CameraPathFOVList.Interpolation.SmoothStep)
{
return(this.LinearInterpolation(percentage, type));
}
return(this.SmoothStepInterpolation(percentage, type));
}
}