static Bool
winCreatePrimarySurfaceShadowDD (ScreenPtr pScreen)
{
winScreenPriv(pScreen);
HRESULT ddrval = DD_OK;
DDSURFACEDESC ddsd;
/* Describe the primary surface */
ZeroMemory (&ddsd, sizeof (ddsd));
ddsd.dwSize = sizeof (ddsd);
ddsd.dwFlags = DDSD_CAPS;
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
/* Create the primary surface */
ddrval = IDirectDraw2_CreateSurface (pScreenPriv->pdd2,
&ddsd,
&pScreenPriv->pddsPrimary,
NULL);
if (FAILED (ddrval))
{
ErrorF ("winCreatePrimarySurfaceShadowDD - Could not create primary "
"surface: %08x\n", (unsigned int) ddrval);
return FALSE;
}
#if CYGDEBUG
winDebug ("winCreatePrimarySurfaceShadowDD - Created primary surface\n");
#endif
/*
* Attach a clipper to the primary surface that will clip our blits to our
* display window.
*/
ddrval = IDirectDrawSurface2_SetClipper (pScreenPriv->pddsPrimary,
pScreenPriv->pddcPrimary);
if (FAILED (ddrval))
{
ErrorF ("winCreatePrimarySurfaceShadowDD - Primary attach clipper "
"failed: %08x\n",
(unsigned int) ddrval);
return FALSE;
}
#if CYGDEBUG
winDebug ("winCreatePrimarySurfaceShadowDD - Attached clipper to "
"primary surface\n");
#endif
/* Everything was correct */
return TRUE;
}
static Bool
winCloseScreenShadowDD (int nIndex, ScreenPtr pScreen)
{
winScreenPriv(pScreen);
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
Bool fReturn;
#if CYGDEBUG
winDebug ("winCloseScreenShadowDD - Freeing screen resources\n");
#endif
/* Flag that the screen is closed */
pScreenPriv->fClosed = TRUE;
pScreenPriv->fActive = FALSE;
/* Call the wrapped CloseScreen procedure */
WIN_UNWRAP(CloseScreen);
fReturn = (*pScreen->CloseScreen) (nIndex, pScreen);
/* Free the screen DC */
ReleaseDC (pScreenPriv->hwndScreen, pScreenPriv->hdcScreen);
/* Delete the window property */
RemoveProp (pScreenPriv->hwndScreen, WIN_SCR_PROP);
/* Free the shadow surface, if there is one */
if (pScreenPriv->pddsShadow)
{
IDirectDrawSurface2_Unlock (pScreenPriv->pddsShadow, NULL);
IDirectDrawSurface2_Release (pScreenPriv->pddsShadow);
pScreenPriv->pddsShadow = NULL;
}
/* Detach the clipper from the primary surface and release the clipper. */
if (pScreenPriv->pddcPrimary)
{
/* Detach the clipper */
IDirectDrawSurface2_SetClipper (pScreenPriv->pddsPrimary,
NULL);
/* Release the clipper object */
IDirectDrawClipper_Release (pScreenPriv->pddcPrimary);
pScreenPriv->pddcPrimary = NULL;
}
/* Release the primary surface, if there is one */
if (pScreenPriv->pddsPrimary)
{
IDirectDrawSurface2_Release (pScreenPriv->pddsPrimary);
pScreenPriv->pddsPrimary = NULL;
}
/* Free the DirectDraw2 object, if there is one */
if (pScreenPriv->pdd2)
{
IDirectDraw2_RestoreDisplayMode (pScreenPriv->pdd2);
IDirectDraw2_Release (pScreenPriv->pdd2);
pScreenPriv->pdd2 = NULL;
}
/* Free the DirectDraw object, if there is one */
if (pScreenPriv->pdd)
{
IDirectDraw_Release (pScreenPriv->pdd);
pScreenPriv->pdd = NULL;
}
/* Delete tray icon, if we have one */
if (!pScreenInfo->fNoTrayIcon)
winDeleteNotifyIcon (pScreenPriv);
/* Free the exit confirmation dialog box, if it exists */
if (g_hDlgExit != NULL)
{
DestroyWindow (g_hDlgExit);
g_hDlgExit = NULL;
}
/* Kill our window */
if (pScreenPriv->hwndScreen)
{
DestroyWindow (pScreenPriv->hwndScreen);
pScreenPriv->hwndScreen = NULL;
}
#if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW)
/* Destroy the thread startup mutex */
pthread_mutex_destroy (&pScreenPriv->pmServerStarted);
#endif
/* Kill our screeninfo's pointer to the screen */
pScreenInfo->pScreen = NULL;
/* Invalidate the ScreenInfo's fb pointer */
pScreenInfo->pfb = NULL;
/* Free the screen privates for this screen */
free ((pointer) pScreenPriv);
return fReturn;
}
int directdraw_init(HWND hwndp)
{
int width = 320, height = 200;
RECT rect;
DDPIXELFORMAT format;
DDSURFACEDESC descriptor;
DIRECTDRAWCREATE DirectDrawCreate;
if(lpDDS) return 0;
if(!hwndp) return 0;
if(video_window) return 0; /* you gotta uninitialize it first */
library = (HMODULE) LoadLibrary(uni("ddraw.dll"));
if(!library) return 0;
DirectDrawCreate = (DIRECTDRAWCREATE) GetProcAddress(library, "DirectDrawCreate");
if(!DirectDrawCreate) return 0;
if(FAILED(DirectDrawCreate(0,&lpDD,0))) return 0;
wc.style = CS_VREDRAW | CS_HREDRAW | CS_DBLCLKS;
wc.lpfnWndProc = WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = 0;
wc.hIcon = 0;
wc.hCursor = LoadCursor(0, IDC_ARROW);
wc.hbrBackground = 0;
wc.lpszMenuName = 0;
wc.lpszClassName = window_class_name;
RegisterClass(&wc);
video_window = CreateWindow(window_class_name, uni("Video"), WS_CHILD, 0, 0, width, height, hwndp, 0, 0, 0);
ShowWindow(video_window, SW_NORMAL);
if(FAILED(IDirectDraw2_SetCooperativeLevel(lpDD, video_window, DDSCL_NORMAL))) return 0;
descriptor.dwSize = sizeof(descriptor);
descriptor.dwFlags = DDSD_CAPS;
descriptor.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_VIDEOMEMORY;
if(FAILED(IDirectDraw2_CreateSurface(lpDD, &descriptor, &lpDDS, 0))) return 0;
descriptor.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH;
descriptor.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN;
descriptor.dwWidth = d_width ;
descriptor.dwHeight = d_height;
if(FAILED(IDirectDraw2_CreateSurface(lpDD, &descriptor, &lpDDS_secondary, 0))) return 0;
if(FAILED(IDirectDraw2_CreateClipper(lpDD, 0, &lpDDC, 0))) return 0;
if(FAILED(IDirectDrawClipper_SetHWnd(lpDDC, 0, video_window))) return 0;
if(FAILED(IDirectDrawSurface2_SetClipper(lpDDS, lpDDC))) return 0;
lpDDS_back = lpDDS_secondary;
format.dwSize = sizeof(format);
if(FAILED(IDirectDrawSurface2_GetPixelFormat(lpDDS, &format))) return 0;
if(!(format.dwFlags & DDPF_RGB)) return 0;
IDirectDraw2_EnumDisplayModes(lpDD, DDEDM_STANDARDVGAMODES, 0, 0, EnumDisplayModesCallback);
osd_initialize();
osd_created = 0;
return 1;
}
