PIXELFORMATDESCRIPTOR pfd = {
    sizeof(PIXELFORMATDESCRIPTOR),    // Size Of This Pixel Format Descriptor
    1,                  // Version Number
    PFD_DRAW_TO_WINDOW |         // Format Must Support Window
    PFD_SUPPORT_OPENGL |         // Format Must Support OpenGL
    PFD_DOUBLEBUFFER,           // Must Support Double Buffering
    PFD_TYPE_RGBA,            // Request An RGBA Format
    24,                  // Select Our Color Depth
    0, 0, 0, 0, 0, 0,           // Color Bits Ignored
    0,                  // No Alpha Buffer
    0,                  // Shift Bit Ignored
    0,                  // No Accumulation Buffer
    0, 0, 0, 0,              // Accumulation Bits Ignored
    32,                  // 16Bit Z-Buffer (Depth Buffer)  
    0,                  // No Stencil Buffer
    0,                  // No Auxiliary Buffer
    PFD_MAIN_PLANE,            // Main Drawing Layer
    0,                  // Reserved
    0, 0, 0                // Layer Masks Ignored
  };
//在DC中选择合适的像素格式并返回索引号
  int pixelFomat;
  pixelFomat = ::ChoosePixelFormat(m_pDC->GetSafeHdc(), &pfd);
  if (pixelFomat == 0)
  {
    MessageBox(L"选择像素模式失败！", L"设置像素格式", MB_ICONERROR);
    return FALSE;
  }
  //设置指定像素格式
  if(::SetPixelFormat(m_pDC->GetSafeHdc(), pixelFomat, &pfd) == FALSE)
  {
    MessageBox(L"设置像素模式失败！", L"设置像素格式", MB_ICONERROR);
    return FALSE;
  }