/// <summary>
/// Multiplies the two matrices.
/// </summary>
/// <param name="left">First matrix to multiply.</param>
/// <param name="right">Second matrix to multiply.</param>
/// <returns>Product of the multiplication.</returns>
public static Matrix2f Multiply(Matrix2x3f left, Matrix3x2f right)
{
Matrix2f res;
Multiply(ref left, ref right, out res);
return(res);
}
/// <summary>
/// Transforms the vector by the matrix.
/// </summary>
/// <param name="v">Vector2 to transform. Considered to be a row vector for purposes of multiplication.</param>
/// <param name="matrix">Matrix to use as the transformation.</param>
/// <param name="result">Row vector product of the transformation.</param>
public static void Transform(ref Vector3f v, ref Matrix3x2f matrix, out Vector2f result)
{
#if !WINDOWS
result = new Vector2f();
#endif
result.X = v.X * matrix.M11 + v.Y * matrix.M21 + v.Z * matrix.M31;
result.Y = v.X * matrix.M12 + v.Y * matrix.M22 + v.Z * matrix.M32;
}
/// <summary>
/// Multiplies the two matrices.
/// </summary>
/// <param name="left">First matrix to multiply.</param>
/// <param name="right">Second matrix to multiply.</param>
/// <param name="result">Product of the multiplication.</param>
public static void Multiply(ref Matrix2x3f left, ref Matrix3x2f right, out Matrix2f result)
{
result.M11 = left.M11 * right.M11 + left.M12 * right.M21 + left.M13 * right.M31;
result.M12 = left.M11 * right.M12 + left.M12 * right.M22 + left.M13 * right.M32;
result.M21 = left.M21 * right.M11 + left.M22 * right.M21 + left.M23 * right.M31;
result.M22 = left.M21 * right.M12 + left.M22 * right.M22 + left.M23 * right.M32;
}
public static void Validate(this Matrix3x2f m)
{
if (IsInvalid(m.M11) || IsInvalid(m.M12) ||
IsInvalid(m.M21) || IsInvalid(m.M22) ||
IsInvalid(m.M31) || IsInvalid(m.M32))
{
throw new NotFiniteNumberException("Invalid value.");
}
}
/// <summary>
/// Computes the transposed matrix of a matrix.
/// </summary>
/// <param name="matrix">Matrix to transpose.</param>
/// <param name="result">Transposed matrix.</param>
public static void Transpose(ref Matrix2x3f matrix, out Matrix3x2f result)
{
result = matrix.Transposed;
}
