public static void MultiplyTransposed(ref Matrix3x3 transpose, ref Matrix3x3 matrix, out Matrix3x3 result)
{
float resultM11 = transpose.M11 * matrix.M11 + transpose.M21 * matrix.M21 + transpose.M31 * matrix.M31;
float resultM12 = transpose.M11 * matrix.M12 + transpose.M21 * matrix.M22 + transpose.M31 * matrix.M32;
float resultM13 = transpose.M11 * matrix.M13 + transpose.M21 * matrix.M23 + transpose.M31 * matrix.M33;
float resultM21 = transpose.M12 * matrix.M11 + transpose.M22 * matrix.M21 + transpose.M32 * matrix.M31;
float resultM22 = transpose.M12 * matrix.M12 + transpose.M22 * matrix.M22 + transpose.M32 * matrix.M32;
float resultM23 = transpose.M12 * matrix.M13 + transpose.M22 * matrix.M23 + transpose.M32 * matrix.M33;
float resultM31 = transpose.M13 * matrix.M11 + transpose.M23 * matrix.M21 + transpose.M33 * matrix.M31;
float resultM32 = transpose.M13 * matrix.M12 + transpose.M23 * matrix.M22 + transpose.M33 * matrix.M32;
float resultM33 = transpose.M13 * matrix.M13 + transpose.M23 * matrix.M23 + transpose.M33 * matrix.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;
}
