在对话框picture control中利用opengl进行绘图

照着写的一个Demo，，地址如下，Demo

 

 

立一个基于对话框的工程(名称:OpenGL)

并且在设置的Link里加入库opengl32.lib glu32.lib glaux.lib

为对话框添加picture control 控件,ID:IDC_RENDER

 

主要程序:// OpenGLDlg.cpp : implementation file//#include "stdafx.h"#include "OpenGL.h"#include "OpenGLDlg.h"#include <gl/gl.h>#include <gl/glu.h>#include <gl/glaux.h>#ifdef _DEBUG#define new DEBUG_NEW#undef THIS_FILEstatic char THIS_FILE[] = __FILE__;#endif/////////////////////////////////////////////////////////////////////////////// CAboutDlg dialog used for App Aboutclass CAboutDlg : public CDialog{public: CAboutDlg(); // Dialog Data //{{AFX_DATA(CAboutDlg) enum { IDD = IDD_ABOUTBOX }; //}}AFX_DATA // ClassWizard generated virtual function overrides //{{AFX_VIRTUAL(CAboutDlg) protected: virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support //}}AFX_VIRTUAL// Implementationprotected: //{{AFX_MSG(CAboutDlg) //}}AFX_MSG DECLARE_MESSAGE_MAP()};CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD){ //{{AFX_DATA_INIT(CAboutDlg) //}}AFX_DATA_INIT }void CAboutDlg::DoDataExchange(CDataExchange* pDX){ CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CAboutDlg) //}}AFX_DATA_MAP}BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) //{{AFX_MSG_MAP(CAboutDlg)  // No message handlers //}}AFX_MSG_MAPEND_MESSAGE_MAP()/////////////////////////////////////////////////////////////////////////////// COpenGLDlg dialogCOpenGLDlg::COpenGLDlg(CWnd* pParent /*=NULL*/) : CDialog(COpenGLDlg::IDD, pParent){ //{{AFX_DATA_INIT(COpenGLDlg)  // NOTE: the ClassWizard will add member initialization here //}}AFX_DATA_INIT // Note that LoadIcon does not require a subsequent DestroyIcon in Win32  PixelFormat=0;     m_yRotate = 0; m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);}void COpenGLDlg::DoDataExchange(CDataExchange* pDX){ CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(COpenGLDlg)  // NOTE: the ClassWizard will add DDX and DDV calls here //}}AFX_DATA_MAP}BEGIN_MESSAGE_MAP(COpenGLDlg, CDialog) //{{AFX_MSG_MAP(COpenGLDlg) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_WM_TIMER() //}}AFX_MSG_MAPEND_MESSAGE_MAP()/////////////////////////////////////////////////////////////////////////////// COpenGLDlg message handlersBOOL COpenGLDlg::OnInitDialog(){ CDialog::OnInitDialog(); // Add "About..." menu item to system menu. // IDM_ABOUTBOX must be in the system command range. ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); ASSERT(IDM_ABOUTBOX < 0xF000); CMenu* pSysMenu = GetSystemMenu(FALSE); if (pSysMenu != NULL) {  CString strAboutMenu;  strAboutMenu.LoadString(IDS_ABOUTBOX);  if (!strAboutMenu.IsEmpty())  {   pSysMenu->AppendMenu(MF_SEPARATOR);   pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);  } } // Set the icon for this dialog.  The framework does this automatically //  when the application's main window is not a dialog SetIcon(m_hIcon, TRUE);   // Set big icon SetIcon(m_hIcon, FALSE);  // Set small icon ///////////////////////OPENGL INIT/////////////////////////  CWnd *wnd=GetDlgItem(IDC_RENDER);    hrenderDC=::GetDC(wnd->m_hWnd); if(SetWindowPixelFormat(hrenderDC)==FALSE)  return 0;  if(CreateViewGLContext(hrenderDC)==FALSE)  return 0; glPolygonMode(GL_FRONT,GL_FILL); glPolygonMode(GL_BACK,GL_FILL);///////////////////////////////////////////  glEnable(GL_TEXTURE_2D); glShadeModel(GL_SMOOTH); glViewport(0,0,259,231); glMatrixMode(GL_PROJECTION); glLoadIdentity(); gluPerspective(45,1,0.1,100.0); glMatrixMode(GL_MODELVIEW); glLoadIdentity(); glShadeModel(GL_SMOOTH);       // Enable Smooth Shading glClearColor(0.0f, 0.0f, 0.0f, 0.5f);    // Black Background glClearDepth(1.0f);         // Depth Buffer Setup glEnable(GL_DEPTH_TEST);       // Enables Depth Testing glDepthFunc(GL_LEQUAL); // The Type Of Depth Testing To Do ///////////////////////////////////////////////////////////////////////// glEnableClientState(GL_VERTEX_ARRAY); glEnableClientState(GL_TEXTURE_COORD_ARRAY); SetTimer(1,10,0);//////////////////////////////////////////////////////////////// // TODO: Add extra initialization here  return TRUE;  // return TRUE  unless you set the focus to a control}void COpenGLDlg::OnSysCommand(UINT nID, LPARAM lParam){ if ((nID & 0xFFF0) == IDM_ABOUTBOX) {  CAboutDlg dlgAbout;  dlgAbout.DoModal(); } else {  CDialog::OnSysCommand(nID, lParam); }}// If you add a minimize button to your dialog, you will need the code below//  to draw the icon.  For MFC applications using the document/view model,//  this is automatically done for you by the framework.void COpenGLDlg::OnPaint() { if (IsIconic()) {  CPaintDC dc(this); // device context for painting  SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);  // Center icon in client rectangle  int cxIcon = GetSystemMetrics(SM_CXICON);  int cyIcon = GetSystemMetrics(SM_CYICON);  CRect rect;  GetClientRect(&rect);  int x = (rect.Width() - cxIcon + 1) / 2;  int y = (rect.Height() - cyIcon + 1) / 2;  // Draw the icon  dc.DrawIcon(x, y, m_hIcon); } else {  CDialog::OnPaint(); }}// The system calls this to obtain the cursor to display while the user drags//  the minimized window.HCURSOR COpenGLDlg::OnQueryDragIcon(){ return (HCURSOR) m_hIcon;} BOOL COpenGLDlg::SetWindowPixelFormat(HDC hDC){PIXELFORMATDESCRIPTOR pixelDesc;pixelDesc.nSize = sizeof(PIXELFORMATDESCRIPTOR);pixelDesc.nVersion = 1;pixelDesc.dwFlags = PFD_DRAW_TO_WINDOW |      PFD_SUPPORT_OPENGL |     PFD_DOUBLEBUFFER |     PFD_TYPE_RGBA;pixelDesc.iPixelType = PFD_TYPE_RGBA;pixelDesc.cColorBits = 32;pixelDesc.cRedBits = 0;pixelDesc.cRedShift = 0;pixelDesc.cGreenBits = 0;pixelDesc.cGreenShift = 0;pixelDesc.cBlueBits = 0;pixelDesc.cBlueShift = 0;pixelDesc.cAlphaBits = 0;pixelDesc.cAlphaShift = 0;pixelDesc.cAccumBits = 0;pixelDesc.cAccumRedBits = 0;pixelDesc.cAccumGreenBits = 0;pixelDesc.cAccumBlueBits = 0;pixelDesc.cAccumAlphaBits = 0;pixelDesc.cDepthBits = 0;pixelDesc.cStencilBits = 1;pixelDesc.cAuxBuffers = 0;pixelDesc.iLayerType = PFD_MAIN_PLANE;pixelDesc.bReserved = 0;pixelDesc.dwLayerMask = 0;pixelDesc.dwVisibleMask = 0;pixelDesc.dwDamageMask = 0;PixelFormat = ChoosePixelFormat(hDC,&pixelDesc);if(PixelFormat==0) // Choose default{ PixelFormat = 1; if(DescribePixelFormat(hDC,PixelFormat,  sizeof(PIXELFORMATDESCRIPTOR),&pixelDesc)==0) {  return FALSE; }}if(SetPixelFormat(hDC,PixelFormat,&pixelDesc)==FALSE){  return FALSE;}return TRUE;}BOOL COpenGLDlg::CreateViewGLContext(HDC hDC){hrenderRC = wglCreateContext(hDC);if(hrenderRC==NULL) return FALSE;if(wglMakeCurrent(hDC,hrenderRC)==FALSE) return FALSE; return TRUE;}void COpenGLDlg::RenderScene()   { ///////////////////////////////////////////////// glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);  glLoadIdentity(); glTranslatef(0.0f,0.0f,-6.0f);      // Move Left 1.5 Units And Into The Screen 6.0 glRotated(m_yRotate, 0.0, 1.0, 0.0); glBegin(GL_TRIANGLES); // Drawing Using Triangles   glVertex3f( 0.0f, 1.0f, 0.0f);     // Top  glVertex3f(-1.0f,-1.0f, 0.0f);     // Bottom Left  glVertex3f( 1.0f,-1.0f, 0.0f);     // Bottom Right glEnd();           // Finished Drawing The Triangle SwapBuffers(hrenderDC);}void COpenGLDlg::OnTimer(UINT nIDEvent) //实时绘制场景{ // TODO: Add your message handler code here and/or call default RenderScene(); m_yRotate +=3; CDialog::OnTimer(nIDEvent);} // OpenGLDlg.h : header file//#if !defined(AFX_OPENGLDLG_H__8E962FCE_4DD3_4AE0_BA13_D93DE3FBA4A1__INCLUDED_)#define AFX_OPENGLDLG_H__8E962FCE_4DD3_4AE0_BA13_D93DE3FBA4A1__INCLUDED_#if _MSC_VER > 1000#pragma once#endif // _MSC_VER > 1000/////////////////////////////////////////////////////////////////////////////// COpenGLDlg dialogclass COpenGLDlg : public CDialog{// Constructionpublic: COpenGLDlg(CWnd* pParent = NULL); // standard constructor  BOOL SetWindowPixelFormat(HDC hDC);   //设定象素格式 BOOL CreateViewGLContext(HDC hDC);     //View GL Context    void RenderScene();                                //绘制场景 HDC hrenderDC;      //DC HGLRC hrenderRC;  //RC float m_yRotate;       //转速 int PixelFormat; // Dialog Data //{{AFX_DATA(COpenGLDlg) enum { IDD = IDD_OPENGL_DIALOG };  // NOTE: the ClassWizard will add data members here //}}AFX_DATA // ClassWizard generated virtual function overrides //{{AFX_VIRTUAL(COpenGLDlg) protected: virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support //}}AFX_VIRTUAL// Implementationprotected: HICON m_hIcon; // Generated message map functions //{{AFX_MSG(COpenGLDlg) virtual BOOL OnInitDialog(); afx_msg void OnSysCommand(UINT nID, LPARAM lParam); afx_msg void OnPaint(); afx_msg HCURSOR OnQueryDragIcon(); afx_msg void OnTimer(UINT nIDEvent); //}}AFX_MSG DECLARE_MESSAGE_MAP()};//{{AFX_INSERT_LOCATION}}// Microsoft Visual C++ will insert additional declarations immediately before the previous line.#endif // !defined(AFX_OPENGLDLG_H__8E962FCE_4DD3_4AE0_BA13_D93DE3FBA4A1__INCLUDED_)