public static Matrix4F GetArbitraryCoordSystem(Vector3F zaxis)
{
Vector3F xaxis;
if ((double)System.Math.Abs(zaxis.X) > (double)System.Math.Abs(zaxis.Y))
{
float num = 1f / (float)System.Math.Sqrt((double)zaxis.X * (double)zaxis.X + (double)zaxis.Z * (double)zaxis.Z);
xaxis = new Vector3F(-zaxis.Z * num, 0.0f, zaxis.X * num);
}
else
{
float num = 1f / (float)System.Math.Sqrt((double)zaxis.Y * (double)zaxis.Y + (double)zaxis.Z * (double)zaxis.Z);
xaxis = new Vector3F(0.0f, zaxis.Z * num, -zaxis.Y * num);
}
return(Transformation4F.smethod_0(xaxis, zaxis));
}
public static Matrix4F Scaling(Vector3F v, Point3F origin)
{
Vector3F v1 = (Vector3F)origin;
return(Transformation4F.Translation(v1) * Transformation4F.Scaling(v) * Transformation4F.Translation(-v1));
}
public static Matrix4F Scaling(float s, Point3F origin)
{
Vector3F v = (Vector3F)origin;
return(Transformation4F.Translation(v) * Transformation4F.Scaling(s) * Transformation4F.Translation(-v));
}
private static Matrix4F smethod_0(Vector3F xaxis, Vector3F zaxis)
{
Vector3F yaxis = Vector3F.CrossProduct(zaxis, xaxis);
return(Transformation4F.GetCoordSystem(xaxis, yaxis, zaxis));
}
