public static void Negate(ref Matrix3x2 matrix, out Matrix3x2 result)
{
float m11 = -matrix.M11;
float m12 = -matrix.M12;
float m21 = -matrix.M21;
float m22 = -matrix.M22;
float m31 = -matrix.M31;
float m32 = -matrix.M32;
result.M11 = m11;
result.M12 = m12;
result.M21 = m21;
result.M22 = m22;
result.M31 = m31;
result.M32 = m32;
}