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Diffstat (limited to 'xorg-server/hw/xwin/winengine.c')
-rw-r--r--xorg-server/hw/xwin/winengine.c406
1 files changed, 194 insertions, 212 deletions
diff --git a/xorg-server/hw/xwin/winengine.c b/xorg-server/hw/xwin/winengine.c
index 3f5048dcd..b118864bb 100644
--- a/xorg-server/hw/xwin/winengine.c
+++ b/xorg-server/hw/xwin/winengine.c
@@ -38,8 +38,8 @@
* Global variables for function pointers into
* dynamically loaded libraries
*/
-FARPROC g_fpDirectDrawCreate = NULL;
-FARPROC g_fpDirectDrawCreateClipper = NULL;
+FARPROC g_fpDirectDrawCreate = NULL;
+FARPROC g_fpDirectDrawCreateClipper = NULL;
/*
module handle for dynamically loaded directdraw library
@@ -52,86 +52,82 @@ static HMODULE g_hmodDirectDraw = NULL;
*/
void
-winDetectSupportedEngines (void)
+winDetectSupportedEngines(void)
{
- OSVERSIONINFO osvi;
+ OSVERSIONINFO osvi;
- /* Initialize the engine support flags */
- g_dwEnginesSupported = WIN_SERVER_SHADOW_GDI;
+ /* Initialize the engine support flags */
+ g_dwEnginesSupported = WIN_SERVER_SHADOW_GDI;
#ifdef XWIN_NATIVEGDI
- g_dwEnginesSupported |= WIN_SERVER_NATIVE_GDI;
+ g_dwEnginesSupported |= WIN_SERVER_NATIVE_GDI;
#endif
- /* Get operating system version information */
- ZeroMemory (&osvi, sizeof (osvi));
- osvi.dwOSVersionInfoSize = sizeof (osvi);
- GetVersionEx (&osvi);
-
- /* Do we have DirectDraw? */
- if (g_hmodDirectDraw != NULL)
- {
- LPDIRECTDRAW lpdd = NULL;
- LPDIRECTDRAW4 lpdd4 = NULL;
- HRESULT ddrval;
-
- /* Was the DirectDrawCreate function found? */
- if (g_fpDirectDrawCreate == NULL)
- {
- /* No DirectDraw support */
- return;
- }
-
- /* DirectDrawCreate exists, try to call it */
- /* Create a DirectDraw object, store the address at lpdd */
- ddrval = (*g_fpDirectDrawCreate) (NULL,
- (void**) &lpdd,
- NULL);
- if (FAILED (ddrval))
- {
- /* No DirectDraw support */
- winDebug ("winDetectSupportedEngines - DirectDraw not installed\n");
- return;
- }
- else
- {
- /* We have DirectDraw */
- winDebug ("winDetectSupportedEngines - DirectDraw installed\n");
- g_dwEnginesSupported |= WIN_SERVER_SHADOW_DD;
+ /* Get operating system version information */
+ ZeroMemory(&osvi, sizeof(osvi));
+ osvi.dwOSVersionInfoSize = sizeof(osvi);
+ GetVersionEx(&osvi);
+
+ /* Do we have DirectDraw? */
+ if (g_hmodDirectDraw != NULL) {
+ LPDIRECTDRAW lpdd = NULL;
+ LPDIRECTDRAW4 lpdd4 = NULL;
+ HRESULT ddrval;
+
+ /* Was the DirectDrawCreate function found? */
+ if (g_fpDirectDrawCreate == NULL) {
+ /* No DirectDraw support */
+ return;
+ }
+
+ /* DirectDrawCreate exists, try to call it */
+ /* Create a DirectDraw object, store the address at lpdd */
+ ddrval = (*g_fpDirectDrawCreate) (NULL, (void **) &lpdd, NULL);
+ if (FAILED(ddrval)) {
+ /* No DirectDraw support */
+ winDebug (
+ "winDetectSupportedEngines - DirectDraw not installed\n");
+ return;
+ }
+ else {
+ /* We have DirectDraw */
+ winDebug (
+ "winDetectSupportedEngines - DirectDraw installed\n");
+ g_dwEnginesSupported |= WIN_SERVER_SHADOW_DD;
#ifdef XWIN_PRIMARYFB
- /* Allow PrimaryDD engine if NT */
- if (osvi.dwPlatformId == VER_PLATFORM_WIN32_NT)
- {
- g_dwEnginesSupported |= WIN_SERVER_PRIMARY_DD;
- winDebug ("winDetectSupportedEngines - Allowing PrimaryDD\n");
- }
+ /* Allow PrimaryDD engine if NT */
+ if (osvi.dwPlatformId == VER_PLATFORM_WIN32_NT) {
+ g_dwEnginesSupported |= WIN_SERVER_PRIMARY_DD;
+ winDebug (
+ "winDetectSupportedEngines - Allowing PrimaryDD\n");
+ }
#endif
- }
-
- /* Try to query for DirectDraw4 interface */
- ddrval = IDirectDraw_QueryInterface (lpdd,
- &IID_IDirectDraw4,
- (LPVOID*) &lpdd4);
- if (SUCCEEDED (ddrval))
- {
- /* We have DirectDraw4 */
- winDebug ("winDetectSupportedEngines - DirectDraw4 installed\n");
- g_dwEnginesSupported |= WIN_SERVER_SHADOW_DDNL;
- }
-
- /* Cleanup DirectDraw interfaces */
- if (lpdd4 != NULL)
- IDirectDraw_Release (lpdd4);
- if (lpdd != NULL)
- IDirectDraw_Release (lpdd);
+ }
+
+ /* Try to query for DirectDraw4 interface */
+ ddrval = IDirectDraw_QueryInterface(lpdd,
+ &IID_IDirectDraw4,
+ (LPVOID *) & lpdd4);
+ if (SUCCEEDED(ddrval)) {
+ /* We have DirectDraw4 */
+ winDebug (
+ "winDetectSupportedEngines - DirectDraw4 installed\n");
+ g_dwEnginesSupported |= WIN_SERVER_SHADOW_DDNL;
+ }
+
+ /* Cleanup DirectDraw interfaces */
+ if (lpdd4 != NULL)
+ IDirectDraw_Release(lpdd4);
+ if (lpdd != NULL)
+ IDirectDraw_Release(lpdd);
}
- winDebug ("winDetectSupportedEngines - Returning, supported engines %08x\n",
- (unsigned int) g_dwEnginesSupported);
+ winDebug (
+ "winDetectSupportedEngines - Returning, supported engines %08x\n",
+ (unsigned int) g_dwEnginesSupported);
}
-
/*
* Set the engine type, depending on the engines
* supported for this screen, and whether the user
@@ -139,197 +135,183 @@ winDetectSupportedEngines (void)
*/
Bool
-winSetEngine (ScreenPtr pScreen)
+winSetEngine(ScreenPtr pScreen)
{
- winScreenPriv(pScreen);
- winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
- HDC hdc;
- DWORD dwBPP;
-
- /* Get a DC */
- hdc = GetDC (NULL);
- if (hdc == NULL)
- {
- ErrorF ("winSetEngine - Couldn't get an HDC\n");
- return FALSE;
+ winScreenPriv(pScreen);
+ winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
+ HDC hdc;
+ DWORD dwBPP;
+
+ /* Get a DC */
+ hdc = GetDC(NULL);
+ if (hdc == NULL) {
+ ErrorF("winSetEngine - Couldn't get an HDC\n");
+ return FALSE;
}
- /*
- * pScreenInfo->dwBPP may be 0 to indicate that the current screen
- * depth is to be used. Thus, we must query for the current display
- * depth here.
- */
- dwBPP = GetDeviceCaps (hdc, BITSPIXEL);
-
- /* Release the DC */
- ReleaseDC (NULL, hdc);
- hdc = NULL;
-
- /* ShadowGDI is the only engine that supports windowed PseudoColor */
- if (dwBPP == 8 && !pScreenInfo->fFullScreen)
- {
- winDebug ("winSetEngine - Windowed && PseudoColor => ShadowGDI\n");
- pScreenInfo->dwEngine = WIN_SERVER_SHADOW_GDI;
-
- /* Set engine function pointers */
- winSetEngineFunctionsShadowGDI (pScreen);
- return TRUE;
+ /*
+ * pScreenInfo->dwBPP may be 0 to indicate that the current screen
+ * depth is to be used. Thus, we must query for the current display
+ * depth here.
+ */
+ dwBPP = GetDeviceCaps(hdc, BITSPIXEL);
+
+ /* Release the DC */
+ ReleaseDC(NULL, hdc);
+ hdc = NULL;
+
+ /* ShadowGDI is the only engine that supports windowed PseudoColor */
+ if (dwBPP == 8 && !pScreenInfo->fFullScreen) {
+ winDebug (
+ "winSetEngine - Windowed && PseudoColor => ShadowGDI\n");
+ pScreenInfo->dwEngine = WIN_SERVER_SHADOW_GDI;
+
+ /* Set engine function pointers */
+ winSetEngineFunctionsShadowGDI(pScreen);
+ return TRUE;
}
- /* ShadowGDI is the only engine that supports Multi Window Mode */
- if (
- FALSE
+ /* ShadowGDI is the only engine that supports Multi Window Mode */
+ if (FALSE
#ifdef XWIN_MULTIWINDOWEXTWM
- || pScreenInfo->fMWExtWM
+ || pScreenInfo->fMWExtWM
#endif
#ifdef XWIN_MULTIWINDOW
- || pScreenInfo->fMultiWindow
+ || pScreenInfo->fMultiWindow
#endif
- )
- {
- winDebug ("winSetEngine - Multi Window or Rootless => ShadowGDI\n");
- pScreenInfo->dwEngine = WIN_SERVER_SHADOW_GDI;
-
- /* Set engine function pointers */
- winSetEngineFunctionsShadowGDI (pScreen);
- return TRUE;
+ ) {
+ winDebug (
+ "winSetEngine - Multi Window or Rootless => ShadowGDI\n");
+ pScreenInfo->dwEngine = WIN_SERVER_SHADOW_GDI;
+
+ /* Set engine function pointers */
+ winSetEngineFunctionsShadowGDI(pScreen);
+ return TRUE;
}
/* If there is a user's choice, we'll use that */
- if (pScreenInfo->dwEnginePreferred)
- {
- winDebug ("winSetEngine - Using user's preference: %d\n",
- (int) pScreenInfo->dwEnginePreferred);
- pScreenInfo->dwEngine = pScreenInfo->dwEnginePreferred;
-
- /* Setup engine function pointers */
- switch (pScreenInfo->dwEngine)
- {
- case WIN_SERVER_SHADOW_GDI:
- winSetEngineFunctionsShadowGDI (pScreen);
- break;
- case WIN_SERVER_SHADOW_DD:
- winSetEngineFunctionsShadowDD (pScreen);
- break;
- case WIN_SERVER_SHADOW_DDNL:
- winSetEngineFunctionsShadowDDNL (pScreen);
- break;
+ if (pScreenInfo->dwEnginePreferred) {
+ winDebug ("winSetEngine - Using user's preference: %d\n",
+ (int) pScreenInfo->dwEnginePreferred);
+ pScreenInfo->dwEngine = pScreenInfo->dwEnginePreferred;
+
+ /* Setup engine function pointers */
+ switch (pScreenInfo->dwEngine) {
+ case WIN_SERVER_SHADOW_GDI:
+ winSetEngineFunctionsShadowGDI(pScreen);
+ break;
+ case WIN_SERVER_SHADOW_DD:
+ winSetEngineFunctionsShadowDD(pScreen);
+ break;
+ case WIN_SERVER_SHADOW_DDNL:
+ winSetEngineFunctionsShadowDDNL(pScreen);
+ break;
#ifdef XWIN_PRIMARYFB
- case WIN_SERVER_PRIMARY_DD:
- winSetEngineFunctionsPrimaryDD (pScreen);
- break;
+ case WIN_SERVER_PRIMARY_DD:
+ winSetEngineFunctionsPrimaryDD(pScreen);
+ break;
#endif
#ifdef XWIN_NATIVEGDI
- case WIN_SERVER_NATIVE_GDI:
- winSetEngineFunctionsNativeGDI (pScreen);
- break;
+ case WIN_SERVER_NATIVE_GDI:
+ winSetEngineFunctionsNativeGDI(pScreen);
+ break;
#endif
- default:
- FatalError ("winSetEngine - Invalid engine type %d\n",pScreenInfo->dwEngine);
- }
- return TRUE;
+ default:
+ FatalError ("winSetEngine - Invalid engine type %d\n",pScreenInfo->dwEngine);
+ }
+ return TRUE;
}
- /* ShadowDDNL has good performance, so why not */
- if (g_dwEnginesSupported & WIN_SERVER_SHADOW_DDNL)
- {
- winDebug ("winSetEngine - Using Shadow DirectDraw NonLocking\n");
- pScreenInfo->dwEngine = WIN_SERVER_SHADOW_DDNL;
+ /* ShadowDDNL has good performance, so why not */
+ if (g_dwEnginesSupported & WIN_SERVER_SHADOW_DDNL) {
+ winDebug ("winSetEngine - Using Shadow DirectDraw NonLocking\n");
+ pScreenInfo->dwEngine = WIN_SERVER_SHADOW_DDNL;
- /* Set engine function pointers */
- winSetEngineFunctionsShadowDDNL (pScreen);
- return TRUE;
+ /* Set engine function pointers */
+ winSetEngineFunctionsShadowDDNL(pScreen);
+ return TRUE;
}
- /* ShadowDD is next in line */
- if (g_dwEnginesSupported & WIN_SERVER_SHADOW_DD)
- {
- winDebug ("winSetEngine - Using Shadow DirectDraw\n");
- pScreenInfo->dwEngine = WIN_SERVER_SHADOW_DD;
+ /* ShadowDD is next in line */
+ if (g_dwEnginesSupported & WIN_SERVER_SHADOW_DD) {
+ winDebug ("winSetEngine - Using Shadow DirectDraw\n");
+ pScreenInfo->dwEngine = WIN_SERVER_SHADOW_DD;
- /* Set engine function pointers */
- winSetEngineFunctionsShadowDD (pScreen);
- return TRUE;
+ /* Set engine function pointers */
+ winSetEngineFunctionsShadowDD(pScreen);
+ return TRUE;
}
- /* ShadowGDI is next in line */
- if (g_dwEnginesSupported & WIN_SERVER_SHADOW_GDI)
- {
- winDebug ("winSetEngine - Using Shadow GDI DIB\n");
- pScreenInfo->dwEngine = WIN_SERVER_SHADOW_GDI;
+ /* ShadowGDI is next in line */
+ if (g_dwEnginesSupported & WIN_SERVER_SHADOW_GDI) {
+ winDebug ("winSetEngine - Using Shadow GDI DIB\n");
+ pScreenInfo->dwEngine = WIN_SERVER_SHADOW_GDI;
- /* Set engine function pointers */
- winSetEngineFunctionsShadowGDI (pScreen);
- return TRUE;
+ /* Set engine function pointers */
+ winSetEngineFunctionsShadowGDI(pScreen);
+ return TRUE;
}
- return TRUE;
+ return TRUE;
}
-
/*
* Get procedure addresses for DirectDrawCreate and DirectDrawCreateClipper
*/
Bool
-winGetDDProcAddresses (void)
+winGetDDProcAddresses(void)
{
- Bool fReturn = TRUE;
-
- /* Load the DirectDraw library */
- g_hmodDirectDraw = LoadLibraryEx ("ddraw.dll", NULL, 0);
- if (g_hmodDirectDraw == NULL)
- {
- ErrorF ("winGetDDProcAddresses - Could not load ddraw.dll\n");
- fReturn = TRUE;
- goto winGetDDProcAddresses_Exit;
+ Bool fReturn = TRUE;
+
+ /* Load the DirectDraw library */
+ g_hmodDirectDraw = LoadLibraryEx("ddraw.dll", NULL, 0);
+ if (g_hmodDirectDraw == NULL) {
+ ErrorF("winGetDDProcAddresses - Could not load ddraw.dll\n");
+ fReturn = TRUE;
+ goto winGetDDProcAddresses_Exit;
}
- /* Try to get the DirectDrawCreate address */
- g_fpDirectDrawCreate = GetProcAddress (g_hmodDirectDraw,
- "DirectDrawCreate");
- if (g_fpDirectDrawCreate == NULL)
- {
- ErrorF ("winGetDDProcAddresses - Could not get DirectDrawCreate "
- "address\n");
- fReturn = TRUE;
- goto winGetDDProcAddresses_Exit;
+ /* Try to get the DirectDrawCreate address */
+ g_fpDirectDrawCreate = GetProcAddress(g_hmodDirectDraw, "DirectDrawCreate");
+ if (g_fpDirectDrawCreate == NULL) {
+ ErrorF("winGetDDProcAddresses - Could not get DirectDrawCreate "
+ "address\n");
+ fReturn = TRUE;
+ goto winGetDDProcAddresses_Exit;
}
- /* Try to get the DirectDrawCreateClipper address */
- g_fpDirectDrawCreateClipper = GetProcAddress (g_hmodDirectDraw,
- "DirectDrawCreateClipper");
- if (g_fpDirectDrawCreateClipper == NULL)
- {
- ErrorF ("winGetDDProcAddresses - Could not get "
- "DirectDrawCreateClipper address\n");
- fReturn = FALSE;
- goto winGetDDProcAddresses_Exit;
+ /* Try to get the DirectDrawCreateClipper address */
+ g_fpDirectDrawCreateClipper = GetProcAddress(g_hmodDirectDraw,
+ "DirectDrawCreateClipper");
+ if (g_fpDirectDrawCreateClipper == NULL) {
+ ErrorF("winGetDDProcAddresses - Could not get "
+ "DirectDrawCreateClipper address\n");
+ fReturn = FALSE;
+ goto winGetDDProcAddresses_Exit;
}
- /*
- * Note: Do not unload ddraw.dll here. Do it in GiveUp
- */
+ /*
+ * Note: Do not unload ddraw.dll here. Do it in GiveUp
+ */
winGetDDProcAddresses_Exit:
- /* Unload the DirectDraw library if we failed to initialize */
- if (!fReturn && g_hmodDirectDraw != NULL)
- {
- FreeLibrary (g_hmodDirectDraw);
- g_hmodDirectDraw = NULL;
+ /* Unload the DirectDraw library if we failed to initialize */
+ if (!fReturn && g_hmodDirectDraw != NULL) {
+ FreeLibrary(g_hmodDirectDraw);
+ g_hmodDirectDraw = NULL;
}
-
- return fReturn;
+
+ return fReturn;
}
void
winReleaseDDProcAddresses(void)
{
- if (g_hmodDirectDraw != NULL)
- {
- FreeLibrary (g_hmodDirectDraw);
- g_hmodDirectDraw = NULL;
- g_fpDirectDrawCreate = NULL;
- g_fpDirectDrawCreateClipper = NULL;
+ if (g_hmodDirectDraw != NULL) {
+ FreeLibrary(g_hmodDirectDraw);
+ g_hmodDirectDraw = NULL;
+ g_fpDirectDrawCreate = NULL;
+ g_fpDirectDrawCreateClipper = NULL;
}
}