BEPUutilities.Matrix3x3.MultiplyByTransposed C# (CSharp) Method

Matrix3x3 Class Documentation 显示文件 Open project: Indiefreaks/igf

MultiplyByTransposed() public static method

Multiplies a matrix with a transposed matrix.

public static MultiplyByTransposed ( Matrix3x3 &matrix, Matrix3x3 &transpose, Matrix3x3 &result ) : void
matrix	Matrix3x3	Matrix to be multiplied.
transpose	Matrix3x3	Matrix to be transposed and multiplied.
result	Matrix3x3	Product of the multiplication.
return	void

        public static void MultiplyByTransposed(ref Matrix3x3 matrix, ref Matrix3x3 transpose, out Matrix3x3 result)
        {
            float resultM11 = matrix.M11 * transpose.M11 + matrix.M12 * transpose.M12 + matrix.M13 * transpose.M13;
            float resultM12 = matrix.M11 * transpose.M21 + matrix.M12 * transpose.M22 + matrix.M13 * transpose.M23;
            float resultM13 = matrix.M11 * transpose.M31 + matrix.M12 * transpose.M32 + matrix.M13 * transpose.M33;

            float resultM21 = matrix.M21 * transpose.M11 + matrix.M22 * transpose.M12 + matrix.M23 * transpose.M13;
            float resultM22 = matrix.M21 * transpose.M21 + matrix.M22 * transpose.M22 + matrix.M23 * transpose.M23;
            float resultM23 = matrix.M21 * transpose.M31 + matrix.M22 * transpose.M32 + matrix.M23 * transpose.M33;

            float resultM31 = matrix.M31 * transpose.M11 + matrix.M32 * transpose.M12 + matrix.M33 * transpose.M13;
            float resultM32 = matrix.M31 * transpose.M21 + matrix.M32 * transpose.M22 + matrix.M33 * transpose.M23;
            float resultM33 = matrix.M31 * transpose.M31 + matrix.M32 * transpose.M32 + matrix.M33 * transpose.M33;

            result.M11 = resultM11;
            result.M12 = resultM12;
            result.M13 = resultM13;

            result.M21 = resultM21;
            result.M22 = resultM22;
            result.M23 = resultM23;

            result.M31 = resultM31;
            result.M32 = resultM32;
            result.M33 = resultM33;
        }

Matrix3x3

AdaptiveDeterminant

AdaptiveInvert

Add

CreateCrossProduct

CreateFromAxisAngle

CreateFromMatrix

CreateFromQuaternion

CreateOuterProduct

CreateQuaternion

CreateScale

Determinant