public static Multiply ( |
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left | left matrix | |
right | right matrix | |
return |
/// <summary> /// calculate the matrix used to transform 3D to 2D /// </summary> /// <returns> /// matrix used to transform 3d points to 2d /// </returns> private Matrix4 Get3DTo2DMatrix() { Matrix4 result = Matrix4.Multiply( m_to2DMatrix.Inverse(), m_moveToCenterMatrix.Inverse()); result = Matrix4.Multiply(result, m_scaleMatrix); return(Matrix4.Multiply(result, new Matrix4(new Vector4(m_center.X, m_center.Y, 0)))); }
/// <summary> /// calculate the matrix used to transform 2D to 3D /// </summary> /// <returns> /// matrix used to transform 2d points to 3d /// </returns> private Matrix4 Get2DTo3DMatrix() { Matrix4 matrix = Matrix4.Multiply( new Matrix4(new Vector4(-m_center.X, -m_center.Y, 0)), m_scaleMatrix.Inverse()); matrix = Matrix4.Multiply( matrix, m_moveToCenterMatrix); return(Matrix4.Multiply(matrix, m_to2DMatrix)); }