Multiply() 공개 정적인 메소드

multiply matrix left and right
public static Multiply ( Matrix4 left, Matrix4 right ) : Matrix4
left Matrix4 left matrix
right Matrix4 right matrix
리턴 Matrix4
예제 #1
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        /// <summary>
        /// calculate the matrix used to transform 3D to 2D
        /// </summary>
        /// <returns>maxtrix is use to transform 3d points to 2d</returns>
        public Matrix4 Get3DTo2DMatrix()
        {
            Matrix4 result = Matrix4.Multiply(
                m_to2DMatrix.Inverse(), m_moveToCenterMatrix.Inverse());

            result = Matrix4.Multiply(result, m_scaleMatrix);
            return(Matrix4.Multiply(result, m_MoveToPictureBoxCenter));
        }
예제 #2
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        /// <summary>
        /// calculate the matrix used to transform 2D to 3D
        /// </summary>
        /// <returns>maxtrix is use to transform 2d points to 3d</returns>
        public Matrix4 Get2DTo3DMatrix()
        {
            Matrix4 matrix = Matrix4.Multiply(
                m_MoveToPictureBoxCenter.Inverse(), m_scaleMatrix.Inverse());

            matrix = Matrix4.Multiply(
                matrix, m_moveToCenterMatrix);
            return(Matrix4.Multiply(matrix, m_to2DMatrix));
        }
예제 #3
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        /// <summary>
        /// rotate slab with specific angle
        /// </summary>
        /// <param name="xAngle">rotate angle in X direction</param>
        /// <param name="yAngle">rotate angle in Y direction</param>
        public void RotateFloor(double xAngle, double yAngle)
        {
            if (0 == xAngle && 0 == yAngle)
            {
                return;
            }
            m_rotateAngleX += xAngle;
            m_rotateAngleY += yAngle;

            Matrix4 rotateX      = Matrix4.RotateX(m_rotateAngleX);
            Matrix4 rotateY      = Matrix4.RotateY(m_rotateAngleY);
            Matrix4 rotateMatrix = Matrix4.Multiply(rotateX, rotateY);

            m_rotateMatrix = Matrix4.Multiply(m_MoveToPictureBoxCenter.Inverse(), rotateMatrix);
            m_rotateMatrix = Matrix4.Multiply(m_rotateMatrix, m_MoveToPictureBoxCenter);
        }