public static Vector3 InterpConstantSpeed(Spline.Path pts, float t, Easing.EaseType easeType = Easing.EaseType.linear)
{
t = Easing.ease(easeType, t, 0f, 1f);
if (pts.Length == 0)
{
return(Vector3.zero);
}
if (pts.Length == 1)
{
return(pts[0]);
}
if (pts.Length == 2)
{
return(Vector3.Lerp(pts[0], pts[1], t));
}
if (pts.Length == 3)
{
return(QuadBez.Interp(pts[0], pts[2], pts[1], t));
}
if (pts.Length == 4)
{
return(CubicBez.Interp(pts[0], pts[3], pts[1], pts[2], t));
}
return(CRSpline.InterpConstantSpeed(Spline.Wrap(pts), t));
}
public static Vector3 MoveOnPath(Spline.Path pts, Vector3 currentPosition, ref float pathPosition, ref Quaternion rotation, float maxSpeed = 1f, float smoothnessFactor = 100f, Easing.EaseType easeType = Easing.EaseType.linear)
{
Vector3 vector = Spline.MoveOnPath(pts, currentPosition, ref pathPosition, maxSpeed, smoothnessFactor, easeType);
rotation = ((!vector.Equals(currentPosition)) ? Quaternion.LookRotation(vector - currentPosition) : Quaternion.identity);
return(vector);
}
public static float PathLength(Spline.Path pts)
{
float num = 0f;
Vector3 a = Spline.Interp(pts, 0f, Easing.EaseType.linear);
int num2 = pts.Length * 20;
for (int i = 1; i <= num2; i++)
{
float t = (float)i / (float)num2;
Vector3 vector = Spline.Interp(pts, t, Easing.EaseType.linear);
num += Vector3.Distance(a, vector);
a = vector;
}
return(num);
}
public static Vector3 MoveOnPath(Spline.Path pts, Vector3 currentPosition, ref float pathPosition, float maxSpeed = 1f, float smoothnessFactor = 100f, Easing.EaseType easeType = Easing.EaseType.linear)
{
maxSpeed *= Time.deltaTime;
pathPosition = Mathf.Clamp01(pathPosition);
Vector3 vector = Spline.Interp(pts, pathPosition, easeType);
float magnitude;
while ((magnitude = (vector - currentPosition).magnitude) <= maxSpeed && pathPosition < 1f)
{
currentPosition = vector;
maxSpeed -= magnitude;
pathPosition = Mathf.Clamp01(pathPosition + 1f / smoothnessFactor);
vector = Spline.Interp(pts, pathPosition, easeType);
}
if (magnitude != 0f)
{
currentPosition = Vector3.MoveTowards(currentPosition, vector, maxSpeed);
}
return(currentPosition);
}
public static Quaternion RotationBetween(Spline.Path pts, float t1, float t2, Easing.EaseType easeType = Easing.EaseType.linear)
{
return(Quaternion.LookRotation(Spline.Interp(pts, t2, easeType) - Spline.Interp(pts, t1, easeType)));
}