/// <summary>
/// Generates info about an interpolation along the given spline.
/// </summary>
static public void GetUpdateInfo(this ISpline inSpline, float inPercent, SplineLerp inLerpMethod, Curve inSegmentEase, out SplineUpdateInfo outInfo)
{
outInfo.Spline = inSpline;
outInfo.Percent = inSpline.TransformPercent(inPercent, inLerpMethod);
outInfo.Point = inSpline.GetPoint(outInfo.Percent, inSegmentEase);
outInfo.Direction = inSpline.GetDirection(outInfo.Percent, inSegmentEase);
}
/// <summary>
/// Samples the spline for the given range and outputs to a list.
/// </summary>
static public void Sample(this ISpline inSpline, List <Vector2> outPoints, float inStart, float inEnd, int inNumSamples, SplineLerp inLerp = SplineLerp.Vertex)
{
float delta = inEnd - inStart;
for (int i = 0; i < inNumSamples; ++i)
{
float t = (float)i / (inNumSamples - 1);
outPoints.Add(inSpline.GetPoint(inSpline.TransformPercent(inStart + t * delta, inLerp)));
}
}
/// <summary>
/// Samples the spline for the given range and outputs to an array.
/// </summary>
static public int Sample(this ISpline inSpline, Vector2[] outPoints, float inStart, float inEnd, int inStartIdx, int inNumSamples, SplineLerp inLerp = SplineLerp.Vertex)
{
inNumSamples = Mathf.Min(outPoints.Length - inStartIdx, inNumSamples);
float delta = inEnd - inStart;
for (int i = 0; i < inNumSamples; ++i)
{
float t = (float)i / (inNumSamples - 1);
outPoints[inStartIdx + i] = inSpline.GetPoint(inSpline.TransformPercent(inStart + t * delta, inLerp));
}
return(inNumSamples);
}
public void ApplyTween(float inPercent)
{
if (m_SplineSettings.UpdateCallback != null)
{
SplineUpdateInfo info;
Splines.Spline.GetUpdateInfo(m_Spline, inPercent, m_SplineSettings, out info);
m_Setter(info.Point);
m_SplineSettings.UpdateCallback(info);
}
else
{
m_Setter(m_Spline.GetPoint(m_Spline.TransformPercent(inPercent, m_SplineSettings.LerpMethod), m_SplineSettings.SegmentEase));
}
}