PC上全屏显示
if (fullscreen)
// Attempt Fullscreen Mode?
{
DEVMODE dmScreenSettings;
// Device Mode
memset(&dmScreenSettings,0,sizeof(dmScreenSettings));
// Makes Sure Memory's Cleared
dmScreenSettings.dmSize=sizeof(dmScreenSettings);
// Size Of The Devmode Structure
dmScreenSettings.dmPelsWidth
= width;
// Selected Screen Width
dmScreenSettings.dmPelsHeight
= height;
// Selected Screen Height
dmScreenSettings.dmBitsPerPel
= bits;
// Selected Bits Per Pixel
dmScreenSettings.dmFields=DM_BITSPERPEL|DM_PELSWIDTH|DM_PELSHEIGHT;
// Try To Set Selected Mode And Get Results. NOTE: CDS_FULLSCREEN Gets Rid Of Start Bar.
if (ChangeDisplaySettings(&dmScreenSettings,CDS_FULLSCREEN)!=DISP_CHANGE_SUCCESSFUL)
{
// If The Mode Fails, Offer Two Options. Quit Or Use Windowed Mode.
if (MessageBox(NULL,"The Requested Fullscreen Mode Is Not Supported By\nYour Video Card. Use Windowed Mode Instead?","NeHe GL",MB_YESNO|MB_ICONEXCLAMATION)==IDYES)
{
fullscreen=FALSE;
// Windowed Mode Selected. Fullscreen = FALSE
}
else
{
// Pop Up A Message Box Letting User Know The Program Is Closing.
MessageBox(NULL,"Program Will Now Close.","ERROR",MB_OK|MB_ICONSTOP);
return FALSE;
// Return FALSE
}
}
}
if (fullscreen)
// Are We Still In Fullscreen Mode?
{
dwExStyle=WS_EX_APPWINDOW;
// Window Extended Style
dwStyle=WS_POPUP;
// Windows Style
ShowCursor(FALSE);
// Hide Mouse Pointer
}
else
{
dwExStyle=WS_EX_APPWINDOW | WS_EX_WINDOWEDGE;
// Window Extended Style
dwStyle=WS_OVERLAPPEDWINDOW;
// Windows Style
}
AdjustWindowRectEx(&WindowRect, dwStyle, FALSE, dwExStyle);
// Adjust Window To True Requested Size
hWnd=CreateWindowEx(dwExStyle, // Extended Style For The Window
"OpenGL", // Class Name
title, // Window Title
dwStyle | // Defined Window Style
WS_CLIPSIBLINGS | // Required Window Style
WS_CLIPCHILDREN, // Required Window Style
0, 0, // Window Position
WindowRect.right-WindowRect.left, // Calculate Window Width
WindowRect.bottom-WindowRect.top, // Calculate Window Height
NULL, // No Parent Window
NULL, // No Menu
hInstance, // Instance
NULL) ;