Multiply() public static method

multiply matrix left and right
public static Multiply ( Matrix4 left, Matrix4 right ) : Matrix4
left Matrix4 left matrix
right Matrix4 right matrix
return Matrix4
Matrix4 Class Documentation
Esempio n. 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 virtual Matrix4 Compute3DTo2DMatrix()
        {
            Matrix4 result = Matrix4.Multiply(
                m_to2DMatrix.Inverse(), m_moveToCenterMatrix.Inverse());

            m_transformMatrix = Matrix4.Multiply(result, m_scaleMatrix);
            return(m_transformMatrix);
        }
Esempio n. 2
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        /// <summary>
        /// transform the point on Form to 3d world coordinate of revit
        /// </summary>
        /// <param name="ps">contain the points to be transformed</param>
        /// <returns>Vector list contains points being transformed</returns>
        public virtual List <Vector4> Transform2DTo3D(Point[] ps)
        {
            List <Vector4> result = new List <Vector4>();

            TransformPoints(ps);
            Matrix4 transformMatrix = Matrix4.Multiply(
                m_scaleMatrix.Inverse(), m_moveToCenterMatrix);

            transformMatrix = Matrix4.Multiply(transformMatrix, m_to2DMatrix);
            foreach (Point point in ps)
            {
                Vector4 v = new Vector4(point.X, point.Y, 0);
                v = transformMatrix.Transform(v);
                result.Add(v);
            }
            return(result);
        }