public Color3(Vector3f c)
{
Red = c.X;
Green = c.Y;
Blue = c.Z;
}
public static Vector3f Normalize(Vector3f v)
{
v.Normalize();
return(v);
}
public float Length()
{
return((float)Math.Sqrt(Vector3f.Dot(this, this)));
}
public static float Dot(Vector3f a, Vector3f b)
{
return(a.X * b.X + a.Y * b.Y + a.Z * b.Z);
}
public static float DistanceSquared(Vector3f a, Vector3f b)
{
Vector3f c = b - a;
return(Vector3f.Dot(c, c));
}
public static Vector3f Hermite(Vector3f value1, Vector3f tangent1, Vector3f value2, Vector3f tangent2, float amount)
{
float squared = amount * amount;
float cubed = amount * squared;
float part1 = ((2.0f * cubed) - (3.0f * squared)) + 1.0f;
float part2 = (-2.0f * cubed) + (3.0f * squared);
float part3 = (cubed - (2.0f * squared)) + amount;
float part4 = cubed - squared;
return(new Vector3f(
(((value1.X * part1) + (value2.X * part2)) + (tangent1.X * part3)) + (tangent2.X * part4),
(((value1.Y * part1) + (value2.Y * part2)) + (tangent1.Y * part3)) + (tangent2.Y * part4),
(((value1.Z * part1) + (value2.Z * part2)) + (tangent1.Z * part3)) + (tangent2.Z * part4)));
}
