示例#1
0
 /// <summary>
 ///     Calculate the transpose of the given matrix.
 /// </summary>
 /// <param name="mat">The matrix to transpose.</param>
 /// <param name="result">The transpose of the given matrix.</param>
 public static void Transpose(ref Matrix4x2 mat, out Matrix2x4 result)
 {
     result.Row0.X = mat.Row0.X;
     result.Row0.Y = mat.Row1.X;
     result.Row0.Z = mat.Row2.X;
     result.Row0.W = mat.Row3.X;
     result.Row1.X = mat.Row0.Y;
     result.Row1.Y = mat.Row1.Y;
     result.Row1.Z = mat.Row2.Y;
     result.Row1.W = mat.Row3.Y;
 }
示例#2
0
        /// <summary>
        ///     Multiplies two instances.
        /// </summary>
        /// <param name="left">The left operand of the multiplication.</param>
        /// <param name="right">The right operand of the multiplication.</param>
        /// <param name="result">A new instance that is the result of the multiplication.</param>
        public static void Mult(ref Matrix4x2 left, ref Matrix2x4 right, out Matrix4 result)
        {
            float lM11 = left.Row0.X,
                  lM12 = left.Row0.Y,
                  lM21 = left.Row1.X,
                  lM22 = left.Row1.Y,
                  lM31 = left.Row2.X,
                  lM32 = left.Row2.Y,
                  lM41 = left.Row3.X,
                  lM42 = left.Row3.Y,
                  rM11 = right.Row0.X,
                  rM12 = right.Row0.Y,
                  rM13 = right.Row0.Z,
                  rM14 = right.Row0.W,
                  rM21 = right.Row1.X,
                  rM22 = right.Row1.Y,
                  rM23 = right.Row1.Z,
                  rM24 = right.Row1.W;

            result.Row0.X = lM11 * rM11 + lM12 * rM21;
            result.Row0.Y = lM11 * rM12 + lM12 * rM22;
            result.Row0.Z = lM11 * rM13 + lM12 * rM23;
            result.Row0.W = lM11 * rM14 + lM12 * rM24;
            result.Row1.X = lM21 * rM11 + lM22 * rM21;
            result.Row1.Y = lM21 * rM12 + lM22 * rM22;
            result.Row1.Z = lM21 * rM13 + lM22 * rM23;
            result.Row1.W = lM21 * rM14 + lM22 * rM24;
            result.Row2.X = lM31 * rM11 + lM32 * rM21;
            result.Row2.Y = lM31 * rM12 + lM32 * rM22;
            result.Row2.Z = lM31 * rM13 + lM32 * rM23;
            result.Row2.W = lM31 * rM14 + lM32 * rM24;
            result.Row3.X = lM41 * rM11 + lM42 * rM21;
            result.Row3.Y = lM41 * rM12 + lM42 * rM22;
            result.Row3.Z = lM41 * rM13 + lM42 * rM23;
            result.Row3.W = lM41 * rM14 + lM42 * rM24;
        }