/// <summary> Evaluate path at specified time </summary>
/// <param name="time">time (0 - TimeLength)</param>
/// <returns>Evaluated point</returns>
public override Vector3 Evaluate(float time)
{
if (_Curve != null)
{
if (UseWorldSpace)
{
return(_Curve.Evaluate(time));
}
else
{
return(transform.TransformPoint(_Curve.Evaluate(time)));
}
}
else
{
return(transform.position);
}
}
/// <summary>
/// Caculate points of path in specified resolution
/// </summary>
/// <param name="path">Path</param>
/// <param name="count">number of points</param>
/// <returns>calculated points</returns>
public static Vector3[] CalcPoints(Path3D path, int count)
{
if (count < 2)
{
throw new ArgumentException("Invalid resolution");
}
Vector3[] points = new Vector3[count];
if (Application.isEditor && !Application.isPlaying)
{
if (path is CRSpline3D)
{
CRSpline3D cRSpline3D = (CRSpline3D)path;
Vector3[] curvePoints = CRSpline3D.GeneratorPathControlPoints(cRSpline3D.Keys);
if (!cRSpline3D.UseWorldSpace)
{
for (int i = 0; i < curvePoints.Length; i++)
{
curvePoints[i] = cRSpline3D.transform.TransformPoint(curvePoints[i]);
}
}
points[0] = CRSpline3D.Interpolate(curvePoints, 0);
count--;
for (int i = 1; i <= count; i++)
{
float time = ((float)i / count) * cRSpline3D.TimeLength;
points[i] = CRSpline3D.Interpolate(curvePoints, cRSpline3D.ConvertToInterpolationTime(time));
}
}
else if (path is Curve3D)
{
Curve3D curve3D = (Curve3D)path;
AnimationCurve3D animCurve3D = new AnimationCurve3D(curve3D.Keys);
float timeStep = curve3D.TimeLength / (count - 1);
float timer = 0;
for (int i = 0; i < count; i++)
{
points[i] = animCurve3D.Evaluate(timer);
timer += timeStep;
}
if (!path.UseWorldSpace)
{
for (int i = 0; i < points.Length; i++)
{
points[i] = path.transform.TransformPoint(points[i]);
}
}
}
else
{
throw new NotSupportedException("Unknow path");
}
}
else
{
float timeStep = path.TimeLength / (count - 1);
float time = 0;
points[0] = path.Evaluate(time);
for (int i = 1; i < count; i++)
{
time += timeStep;
points[i] = path.Evaluate(time);
}
}
return(points);
}