计算机图形学设计鼠标实验

 // TestView.cpp: CTestView 类的实现 // #include "pch.h" #include "framework.h" // SHARED_HANDLERS 可以在实现预览、缩略图和搜索筛选器句柄的 // ATL 项目中进行定义，并允许与该项目共享文档代码。 #ifndef SHARED_HANDLERS #include "Test.h" #endif #include "TestDoc.h" #include "TestView.h" #ifdef _DEBUG #define new DEBUG_NEW #endif // CTestView IMPLEMENT_DYNCREATE(CTestView, CView) BEGIN_MESSAGE_MAP(CTestView, CView) // 标准打印命令 ON_COMMAND(ID_FILE_PRINT, &CView::OnFilePrint) ON_COMMAND(ID_FILE_PRINT_DIRECT, &CView::OnFilePrint) ON_COMMAND(ID_FILE_PRINT_PREVIEW, &CView::OnFilePrintPreview) ON_COMMAND(ID_GRAPH_ANIMATION, &CTestView::OnGraphAnimation) ON_UPDATE_COMMAND_UI(ID_GRAPH_ANIMATION, &CTestView::OnUpdateGraphAnimation) ON_WM_TIMER() ON_WM_KEYDOWN() END_MESSAGE_MAP() // CTestView 构造/析构 CTestView::CTestView() noexcept { // TODO: 在此处添加构造代码 bPlay = FALSE; double R = 200; double m = 0.5523; CP2 P2[14];//二维控制点 P2[0] = CP2(0,-1);//7个二维点模拟半圆 P2[1] = CP2(0.3,-1); P2[2] = CP2(0.6,-1); P2[3] = CP2(1,-1); P2[4] = CP2(1,-0.9); P2[5] = CP2(1, -0.8); P2[6] = CP2(1,-0.5);//7个二维点模拟半圆 v P2[7] = CP2(1,m-0.5); P2[8] = CP2(m,0.5); P2[9] = CP2(0,0.5); P2[10] = CP2(1, 0.5); P2[11] = CP2(1, 1); P2[12] = CP2(m, 1.5); P2[13] = CP2(0, 1.5); CP3 DownPoint[4];//鼠标底座的三维控制点 DownPoint[0] = CP3(P2[0].x, P2[0].y, 0.0); DownPoint[1] = CP3(P2[1].x, P2[1].y, 0.0); DownPoint[2] = CP3(P2[2].x, P2[2].y, 0.0); DownPoint[3] = CP3(P2[3].x, P2[3].y, 0.0); revoDown.ReadCubicBezierControlPoint(DownPoint); tranDown.SetMatrix(revoDown.GetVertexArrayName(), 48); tranDown.Scale(R, R, 2*R); CP3 UpPoint[4];//鼠标侧面的三维控制点 UpPoint[0] = CP3(P2[3].x, P2[3].y, 0.0); UpPoint[1] = CP3(P2[4].x, P2[4].y, 0.0); UpPoint[2] = CP3(P2[5].x, P2[5].y, 0.0); UpPoint[3] = CP3(P2[6].x, P2[6].y, 0.0); revoUp.ReadCubicBezierControlPoint(UpPoint); tranUp.SetMatrix(revoUp.GetVertexArrayName(), 48); tranUp.Scale(R, R, 2*R); CP3 DownPoint1[4];//鼠标上面的三维控制点 DownPoint1[0] = CP3(P2[6].x, P2[6].y, 0.0); DownPoint1[1] = CP3(P2[7].x, P2[7].y, 0.0); DownPoint1[2] = CP3(P2[8].x, P2[8].y, 0.0); DownPoint1[3] = CP3(P2[9].x, P2[9].y, 0.0); revoDown1.ReadCubicBezierControlPoint(DownPoint1); tranDown1.SetMatrix(revoDown1.GetVertexArrayName(), 48); tranDown1.Scale(R, R, 2 * R); CP3 UpPoint1[4];//鼠标按钮的三维控制点 UpPoint1[0] = CP3(P2[10].x, P2[10].y, 0.0); UpPoint1[1] = CP3(P2[11].x, P2[11].y, 0.0); UpPoint1[2] = CP3(P2[12].x, P2[12].y, 0.0); UpPoint1[3] = CP3(P2[13].x, P2[13].y, 0.0); revoUp1.ReadCubicBezierControlPoint(UpPoint1); tranUp1.SetMatrix(revoUp1.GetVertexArrayName(), 48); tranUp1.Scale(R / 4, R / 3, R / 3); tranUp1.Translate(0, -50, 300); InitializeLightingScene(); revoDown.patch.SetScene(pLight, pMaterial);//设置场景 revoUp.patch.SetScene(pLight, pMaterial);//设置场景 revoDown1.patch.SetScene(pLight, pMaterial);//设置场景 revoUp1.patch.SetScene(pLight, pMaterial);//设置场景 /*-> 设置纹理*/ texture[0].PrepareBitmap(IDB_BITMAP1);//准备位图 texture[1].PrepareBitmap(IDB_BITMAP2);//准备位图 texture[2].PrepareBitmap(IDB_BITMAP1);//准备位图 texture[3].PrepareBitmap(IDB_BITMAP3);//准备位图 revoDown.patch.SetTexture(&texture[0]); revoUp.patch.SetTexture(&texture[1]); revoDown1.patch.SetTexture(&texture[2]); revoUp1.patch.SetTexture(&texture[3]); } CTestView::~CTestView() { if (pLight != NULL) { delete pLight; pLight = NULL; } if (pMaterial != NULL) { delete pMaterial; pMaterial = NULL; } for(int i=0;i<8;i++) { texture[i].DeleteObject(); } } void CTestView::InitializeLightingScene(void)//初始化光照环境 { //设置光源属性 nLightSourceNumber = 1;//光源个数 pLight = new CLighting(nLightSourceNumber);//一维光源动态数组 pLight->LightSource[0].SetPosition(1000, 1000, 1000);//设置光源位置坐标 for (int i = 0; i < nLightSourceNumber; i++) { pLight->LightSource[i].L_Diffuse = CRGB(1.0, 1.0, 1.0);//光源的漫反射颜色 pLight->LightSource[i].L_Specular = CRGB(1.0, 1.0, 1.0);//光源镜面高光颜色 pLight->LightSource[i].L_C0 = 1.0;//常数衰减因子 pLight->LightSource[i].L_C1 = 0.0000001;//线性衰减因子 pLight->LightSource[i].L_C2 = 0.00000001;//二次衰减因子 pLight->LightSource[i].L_OnOff = TRUE;//光源开启 } //设置材质属性 pMaterial = new CMaterial; pMaterial->SetAmbient(CRGB(0.847, 0.10, 0.075));//环境反射率 pMaterial->SetDiffuse(CRGB(0.852, 0.006, 0.026));//漫反射率 pMaterial->SetSpecular(CRGB(1.0, 1.0, 1.0));//镜面反射率 pMaterial->SetEmission(CRGB(0.0, 0.0, 0.0));//自身辐射的颜色 pMaterial->SetExponent(50);//高光指数 } BOOL CTestView::PreCreateWindow(CREATESTRUCT& cs) { // TODO: 在此处通过修改 // CREATESTRUCT cs 来修改窗口类或样式 return CView::PreCreateWindow(cs); } // CTestView 绘图 void CTestView::OnDraw(CDC* pDC) { CTestDoc* pDoc = GetDocument(); ASSERT_VALID(pDoc); if (!pDoc) return; // TODO: 在此处为本机数据添加绘制代码 DoubleBuffer(pDC); } void CTestView::DoubleBuffer(CDC* pDC)//双缓冲 { CRect rect;//定义客户区矩形 GetClientRect(&rect);//获得客户区的大小 pDC->SetMapMode(MM_ANISOTROPIC);//pDC自定义坐标系 pDC->SetWindowExt(rect.Width(), rect.Height());//设置窗口范围 pDC->SetViewportExt(rect.Width(), -rect.Height());//设置视区范围,x轴水平向右，y轴垂直向上 pDC->SetViewportOrg(rect.Width() / 2, rect.Height() / 2);//客户区中心为原点 CDC memDC;//内存DC memDC.CreateCompatibleDC(pDC);//创建一个与显示pDC兼容的内存memDC CBitmap NewBitmap, *pOldBitmap;//内存中承载的临时位图 NewBitmap.CreateCompatibleBitmap(pDC, rect.Width(), rect.Height());//创建兼容位图 pOldBitmap = memDC.SelectObject(&NewBitmap);//将兼容位图选入memDC //memDC.FillSolidRect(rect, pDC->GetBkColor());//按原来背景填充客户区，否则是黑色 memDC.SetMapMode(MM_ANISOTROPIC);//memDC自定义坐标系 memDC.SetWindowExt(rect.Width(), rect.Height()); memDC.SetViewportExt(rect.Width(), -rect.Height()); memDC.SetViewportOrg(rect.Width() / 2, rect.Height() / 2); rect.OffsetRect(-rect.Width() / 2, -rect.Height() / 2); DrawObject(&memDC);//向memDC绘制图形 pDC->BitBlt(rect.left, rect.top, rect.Width(), rect.Height(), &memDC, -rect.Width() / 2, -rect.Height() / 2, SRCCOPY);//将内存memDC中的位图拷贝到显示pDC中 memDC.SelectObject(pOldBitmap);//恢复位图 NewBitmap.DeleteObject();//删除位图 } void CTestView::DrawObject(CDC* pDC)//绘制图形 { CZBuffer* pZBuffer = new CZBuffer; pZBuffer->InitialDepthBuffer(1000, 1000, 2000);//初始化深度缓冲器 revoUp.DrawRevolutionSurface(pDC, pZBuffer); revoDown.DrawRevolutionSurface(pDC, pZBuffer); revoUp1.DrawRevolutionSurface(pDC, pZBuffer); revoDown1.DrawRevolutionSurface(pDC, pZBuffer); delete pZBuffer; } // CTestView 打印 BOOL CTestView::OnPreparePrinting(CPrintInfo* pInfo) { // 默认准备 return DoPreparePrinting(pInfo); } void CTestView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) { // TODO: 添加额外的打印前进行的初始化过程 } void CTestView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) { // TODO: 添加打印后进行的清理过程 } // CTestView 诊断 #ifdef _DEBUG void CTestView::AssertValid() const { CView::AssertValid(); } void CTestView::Dump(CDumpContext& dc) const { CView::Dump(dc); } CTestDoc* CTestView::GetDocument() const // 非调试版本是内联的 { ASSERT(m_pDocument->IsKindOf(RUNTIME_C