| public static TransformTranspose ( System.Vector3 &v, Matrix &matrix, System.Vector3 &result ) : void | ||
| v | System.Vector3 | Vector3 to transform. |
| matrix | Matrix | Matrix to use as the transformation transpose. |
| result | System.Vector3 | Product of the transformation. |
| Результат | void | |
public static void TransformTranspose(ref Vector3 v, ref Matrix matrix, out Vector3 result)
{
float vX = v.X;
float vY = v.Y;
float vZ = v.Z;
#if !WINDOWS
result = new Vector3();
#endif
result.X = vX * matrix.M11 + vY * matrix.M12 + vZ * matrix.M13;
result.Y = vX * matrix.M21 + vY * matrix.M22 + vZ * matrix.M23;
result.Z = vX * matrix.M31 + vY * matrix.M32 + vZ * matrix.M33;
}
|
Matrix3x3::TransformTranspose ( System.Vector3 v, |
|
|
Matrix3x3::TransformTranspose ( System.Vector3 &v, |
///<summary>
/// Transforms a vector by an affine transform's inverse.
///</summary>
///<param name="position">Position to transform.</param>
///<param name="transform">Transform to invert and apply.</param>
///<param name="transformed">Transformed position.</param>
public static void TransformInverse(ref Vector3 position, ref AffineTransform transform, out Vector3 transformed)
{
Vector3.Subtract(ref position, ref transform.Translation, out transformed);
Matrix3x3 inverse;
Matrix3x3.Invert(ref transform.LinearTransform, out inverse);
Matrix3x3.TransformTranspose(ref transformed, ref inverse, out transformed);
}