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Diffstat (limited to 'nx-X11/programs/Xserver/hw/xwin/winengine.c')
-rw-r--r--nx-X11/programs/Xserver/hw/xwin/winengine.c336
1 files changed, 0 insertions, 336 deletions
diff --git a/nx-X11/programs/Xserver/hw/xwin/winengine.c b/nx-X11/programs/Xserver/hw/xwin/winengine.c
deleted file mode 100644
index f0bc671e2..000000000
--- a/nx-X11/programs/Xserver/hw/xwin/winengine.c
+++ /dev/null
@@ -1,336 +0,0 @@
-/*
- *Copyright (C) 2001-2004 Harold L Hunt II All Rights Reserved.
- *
- *Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- *"Software"), to deal in the Software without restriction, including
- *without limitation the rights to use, copy, modify, merge, publish,
- *distribute, sublicense, and/or sell copies of the Software, and to
- *permit persons to whom the Software is furnished to do so, subject to
- *the following conditions:
- *
- *The above copyright notice and this permission notice shall be
- *included in all copies or substantial portions of the Software.
- *
- *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- *NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR
- *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
- *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- *Except as contained in this notice, the name of Harold L Hunt II
- *shall not be used in advertising or otherwise to promote the sale, use
- *or other dealings in this Software without prior written authorization
- *from Harold L Hunt II.
- *
- * Authors: Harold L Hunt II
- */
-
-#ifdef HAVE_XWIN_CONFIG_H
-#include <xwin-config.h>
-#endif
-#include "win.h"
-#include "winmsg.h"
-
-
-/*
- * External global variables
- */
-
-extern const GUID _IID_IDirectDraw4;
-
-
-/*
- * Detect engines supported by current Windows version
- * DirectDraw version and hardware
- */
-
-void
-winDetectSupportedEngines ()
-{
- OSVERSIONINFO osvi;
-
- /* Initialize the engine support flags */
- g_dwEnginesSupported = WIN_SERVER_SHADOW_GDI;
-
-#ifdef XWIN_NATIVEGDI
- g_dwEnginesSupported |= WIN_SERVER_NATIVE_GDI;
-#endif
-
- /* Get operating system version information */
- ZeroMemory (&osvi, sizeof (osvi));
- osvi.dwOSVersionInfoSize = sizeof (osvi);
- GetVersionEx (&osvi);
-
- /* Branch on platform ID */
- switch (osvi.dwPlatformId)
- {
- case VER_PLATFORM_WIN32_NT:
- /* Engine 4 is supported on NT only */
- winErrorFVerb (2, "winDetectSupportedEngines - Windows NT/2000/XP\n");
- break;
-
- case VER_PLATFORM_WIN32_WINDOWS:
- /* Engine 4 is supported on NT only */
- winErrorFVerb (2, "winDetectSupportedEngines - Windows 95/98/Me\n");
- break;
- }
-
- /* 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 */
- winErrorFVerb (2, "winDetectSupportedEngines - DirectDraw not installed\n");
- return;
- }
- else
- {
- /* We have DirectDraw */
- winErrorFVerb (2, "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;
- winErrorFVerb (2, "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 */
- winErrorFVerb (2, "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);
- }
-
- winErrorFVerb (2, "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
- * suggested an engine type
- */
-
-Bool
-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;
- }
-
- /*
- * 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)
- {
- winErrorFVerb (2, "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 (
-#ifdef XWIN_MULTIWINDOWEXTWM
- pScreenInfo->fMWExtWM
-#else
- FALSE
-#endif
-#ifdef XWIN_MULTIWINDOW
- || pScreenInfo->fMultiWindow
-#else
- || FALSE
-#endif
- )
- {
- winErrorFVerb (2, "winSetEngine - Multi Window or Rootless => ShadowGDI\n");
- pScreenInfo->dwEngine = WIN_SERVER_SHADOW_GDI;
-
- /* Set engine function pointers */
- winSetEngineFunctionsShadowGDI (pScreen);
- return TRUE;
- }
-
- /* If the user's choice is supported, we'll use that */
- if (g_dwEnginesSupported & pScreenInfo->dwEnginePreferred)
- {
- winErrorFVerb (2, "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;
-#endif
-#ifdef XWIN_NATIVEGDI
- case WIN_SERVER_NATIVE_GDI:
- winSetEngineFunctionsNativeGDI (pScreen);
- break;
-#endif
- default:
- FatalError ("winSetEngine - Invalid engine type\n");
- }
- return TRUE;
- }
-
- /* ShadowDDNL has good performance, so why not */
- if (g_dwEnginesSupported & WIN_SERVER_SHADOW_DDNL)
- {
- winErrorFVerb (2, "winSetEngine - Using Shadow DirectDraw NonLocking\n");
- pScreenInfo->dwEngine = WIN_SERVER_SHADOW_DDNL;
-
- /* Set engine function pointers */
- winSetEngineFunctionsShadowDDNL (pScreen);
- return TRUE;
- }
-
- /* ShadowDD is next in line */
- if (g_dwEnginesSupported & WIN_SERVER_SHADOW_DD)
- {
- winErrorFVerb (2, "winSetEngine - Using Shadow DirectDraw\n");
- pScreenInfo->dwEngine = WIN_SERVER_SHADOW_DD;
-
- /* Set engine function pointers */
- winSetEngineFunctionsShadowDD (pScreen);
- return TRUE;
- }
-
- /* ShadowGDI is next in line */
- if (g_dwEnginesSupported & WIN_SERVER_SHADOW_GDI)
- {
- winErrorFVerb (2, "winSetEngine - Using Shadow GDI DIB\n");
- pScreenInfo->dwEngine = WIN_SERVER_SHADOW_GDI;
-
- /* Set engine function pointers */
- winSetEngineFunctionsShadowGDI (pScreen);
- return TRUE;
- }
-
- return TRUE;
-}
-
-
-/*
- * Get procedure addresses for DirectDrawCreate and DirectDrawCreateClipper
- */
-
-Bool
-winGetDDProcAddresses ()
-{
- 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 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
- */
-
- winGetDDProcAddresses_Exit:
- /* Unload the DirectDraw library if we failed to initialize */
- if (!fReturn && g_hmodDirectDraw != NULL)
- {
- FreeLibrary (g_hmodDirectDraw);
- g_hmodDirectDraw = NULL;
- }
-
- return fReturn;
-}
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