MFC下实现图形学之立方体平移、比例、旋转、投影变换算法 代码

代码说明：

/绘制坐标系以及初始立方体 //********************************* void CTransGraphicsView::OnDraw(CDC* pDC) {  CTransGraphicsDoc* pDoc = GetDocument();  ASSERT_VALID(pDoc);  HBRUSH hbrush;  CPen pen;  HPEN hPen;  // TODO: add draw code for native data here  pen.CreatePen(PS_SOLID,3,RGB(255,0,0));  hPen=(HPEN)pDC->SelectObject(pen);  pDC->SetViewportOrg(cxClient/2,cyClient/2);  pDC->MoveTo(-cxClient/2,0);  pDC->LineTo(cxClient/2,0);  pDC->MoveTo(0,-cyClient/2);  pDC->LineTo(0,cyClient/2);  pen.DeleteObject();     pDC->SelectObject(hPen);  this->ShadowTrans(-45);  for(int i=0;i