diff options
Diffstat (limited to 'xorg-server/hw/xwin/winpfbdd.c')
| -rw-r--r-- | xorg-server/hw/xwin/winpfbdd.c | 1354 |
1 files changed, 678 insertions, 676 deletions
diff --git a/xorg-server/hw/xwin/winpfbdd.c b/xorg-server/hw/xwin/winpfbdd.c index 840a839f0..c0bca71e3 100644 --- a/xorg-server/hw/xwin/winpfbdd.c +++ b/xorg-server/hw/xwin/winpfbdd.c @@ -1,676 +1,678 @@ -/*
- *Copyright (C) 1994-2000 The XFree86 Project, Inc. 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 THE XFREE86 PROJECT 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 the XFree86 Project
- *shall not be used in advertising or otherwise to promote the sale, use
- *or other dealings in this Software without prior written authorization
- *from the XFree86 Project.
- *
- * Authors: Dakshinamurthy Karra
- * Suhaib M Siddiqi
- * Peter Busch
- * Harold L Hunt II
- */
-
-#ifdef HAVE_XWIN_CONFIG_H
-#include <xwin-config.h>
-#endif
-#include "win.h"
-
-
-/*
- * Local function prototypes
- */
-
-static Bool
-winAllocateFBPrimaryDD (ScreenPtr pScreen);
-
-static Bool
-winCloseScreenPrimaryDD (int nIndex, ScreenPtr pScreen);
-
-static Bool
-winInitVisualsPrimaryDD (ScreenPtr pScreen);
-
-static Bool
-winAdjustVideoModePrimaryDD (ScreenPtr pScreen);
-
-static Bool
-winActivateAppPrimaryDD (ScreenPtr pScreen);
-
-static Bool
-winHotKeyAltTabPrimaryDD (ScreenPtr pScreen);
-
-
-/*
- * Create a DirectDraw primary surface
- */
-
-static Bool
-winAllocateFBPrimaryDD (ScreenPtr pScreen)
-{
- winScreenPriv(pScreen);
- winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
- HRESULT ddrval = DD_OK;
- DDSURFACEDESC ddsd;
- DDSURFACEDESC *pddsdPrimary = NULL;
- DDSURFACEDESC *pddsdOffscreen = NULL;
- RECT rcClient;
-
- ErrorF ("winAllocateFBPrimaryDD\n");
-
- /* Get client area location in screen coords */
- GetClientRect (pScreenPriv->hwndScreen, &rcClient);
- MapWindowPoints (pScreenPriv->hwndScreen,
- HWND_DESKTOP,
- (LPPOINT)&rcClient, 2);
-
- /* Create a DirectDraw object, store the address at lpdd */
- ddrval = (*g_fpDirectDrawCreate) (NULL, &pScreenPriv->pdd, NULL);
- if (ddrval != DD_OK)
- FatalError ("winAllocateFBPrimaryDD - Could not start DirectDraw\n");
-
- /* Get a DirectDraw2 interface pointer */
- ddrval = IDirectDraw_QueryInterface (pScreenPriv->pdd,
- &IID_IDirectDraw2,
- (LPVOID*) &pScreenPriv->pdd2);
- if (FAILED (ddrval))
- {
- ErrorF ("winAllocateFBShadowDD - Failed DD2 query: %08x\n",
- (unsigned int) ddrval);
- return FALSE;
- }
-
-
- ErrorF ("winAllocateFBPrimaryDD - Created and initialized DD\n");
-
- /* Are we windowed or fullscreen? */
- if (pScreenInfo->fFullScreen)
- {
- /* Full screen mode */
- ddrval = IDirectDraw2_SetCooperativeLevel (pScreenPriv->pdd2,
- pScreenPriv->hwndScreen,
- DDSCL_FULLSCREEN
- | DDSCL_EXCLUSIVE);
- if (FAILED (ddrval))
- FatalError ("winAllocateFBPrimaryDD - Could not set "
- "cooperative level\n");
-
- /* Change the video mode to the mode requested */
- ddrval = IDirectDraw2_SetDisplayMode (pScreenPriv->pdd2,
- pScreenInfo->dwWidth,
- pScreenInfo->dwHeight,
- pScreenInfo->dwBPP,
- pScreenInfo->dwRefreshRate,
- 0);
- if (FAILED (ddrval))
- FatalError ("winAllocateFBPrimaryDD - Could not set "
- "full screen display mode\n");
- }
- else
- {
- /* Windowed mode */
- ddrval = IDirectDraw2_SetCooperativeLevel (pScreenPriv->pdd2,
- pScreenPriv->hwndScreen,
- DDSCL_NORMAL);
- if (FAILED (ddrval))
- FatalError ("winAllocateFBPrimaryDD - Could not set "
- "cooperative level\n");
- }
-
- /* 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))
- FatalError ("winAllocateFBPrimaryDD - Could not create primary "
- "surface %08x\n", (unsigned int) ddrval);
-
- ErrorF ("winAllocateFBPrimaryDD - Created primary\n");
-
- /* Allocate a DD surface description for our screen privates */
- pddsdPrimary = pScreenPriv->pddsdPrimary
- = malloc (sizeof (DDSURFACEDESC));
- if (pddsdPrimary == NULL)
- FatalError ("winAllocateFBPrimaryDD - Could not allocate surface "
- "description memory\n");
- ZeroMemory (pddsdPrimary, sizeof (*pddsdPrimary));
- pddsdPrimary->dwSize = sizeof (*pddsdPrimary);
-
- /* Describe the offscreen surface to be created */
- /*
- * NOTE: Do not use a DDSCAPS_VIDEOMEMORY surface,
- * as drawing, locking, and unlocking take forever
- * with video memory surfaces. In addition,
- * video memory is a somewhat scarce resource,
- * so you shouldn't be allocating video memory when
- * you have the option of using system memory instead.
- */
- ZeroMemory (&ddsd, sizeof (ddsd));
- ddsd.dwSize = sizeof (ddsd);
- ddsd.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH;
- ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY;
- ddsd.dwHeight = pScreenInfo->dwHeight;
- ddsd.dwWidth = pScreenInfo->dwWidth;
-
- /* Create the shadow surface */
- ddrval = IDirectDraw2_CreateSurface (pScreenPriv->pdd2,
- &ddsd,
- &pScreenPriv->pddsOffscreen,
- NULL);
- if (ddrval != DD_OK)
- FatalError ("winAllocateFBPrimaryDD - Could not create shadow "
- "surface\n");
-
- ErrorF ("winAllocateFBPrimaryDD - Created offscreen\n");
-
- /* Allocate a DD surface description for our screen privates */
- pddsdOffscreen = pScreenPriv->pddsdOffscreen
- = malloc (sizeof (DDSURFACEDESC));
- if (pddsdOffscreen == NULL)
- FatalError ("winAllocateFBPrimaryDD - Could not allocate surface "
- "description memory\n");
- ZeroMemory (pddsdOffscreen, sizeof (*pddsdOffscreen));
- pddsdOffscreen->dwSize = sizeof (*pddsdOffscreen);
-
- ErrorF ("winAllocateFBPrimaryDD - Locking primary\n");
-
- /* Lock the primary surface */
- ddrval = IDirectDrawSurface2_Lock (pScreenPriv->pddsPrimary,
- pScreenInfo->fFullScreen ? NULL:&rcClient,
- pddsdPrimary,
- DDLOCK_WAIT,
- NULL);
- if (ddrval != DD_OK || pddsdPrimary->lpSurface == NULL)
- FatalError ("winAllocateFBPrimaryDD - Could not lock "
- "primary surface\n");
-
- ErrorF ("winAllocateFBPrimaryDD - Locked primary\n");
-
- /* We don't know how to deal with anything other than RGB */
- if (!(pddsdPrimary->ddpfPixelFormat.dwFlags & DDPF_RGB))
- FatalError ("winAllocateFBPrimaryDD - Color format other than RGB\n");
-
- /* Grab the pitch from the surface desc */
- pScreenInfo->dwStride = (pddsdPrimary->u1.lPitch * 8)
- / pScreenInfo->dwBPP;
-
- /* Save the pointer to our surface memory */
- pScreenInfo->pfb = pddsdPrimary->lpSurface;
-
- /* Grab the color depth and masks from the surface description */
- pScreenPriv->dwRedMask = pddsdPrimary->ddpfPixelFormat.u2.dwRBitMask;
- pScreenPriv->dwGreenMask = pddsdPrimary->ddpfPixelFormat.u3.dwGBitMask;
- pScreenPriv->dwBlueMask = pddsdPrimary->ddpfPixelFormat.u4.dwBBitMask;
-
- ErrorF ("winAllocateFBPrimaryDD - Returning\n");
-
- return TRUE;
-}
-
-
-/*
- * Call the wrapped CloseScreen function.
- *
- * Free our resources and private structures.
- */
-
-static Bool
-winCloseScreenPrimaryDD (int nIndex, ScreenPtr pScreen)
-{
- winScreenPriv(pScreen);
- winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
- Bool fReturn;
-
- ErrorF ("winCloseScreenPrimaryDD - Freeing screen resources\n");
-
- /* 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);
-
- /* Delete the window property */
- RemoveProp (pScreenPriv->hwndScreen, WIN_SCR_PROP);
-
- /* Free the offscreen surface, if there is one */
- if (pScreenPriv->pddsOffscreen)
- {
- IDirectDrawSurface2_Unlock (pScreenPriv->pddsOffscreen, NULL);
- IDirectDrawSurface2_Release (pScreenPriv->pddsOffscreen);
- pScreenPriv->pddsOffscreen = NULL;
- }
-
- /* Release the primary surface, if there is one */
- if (pScreenPriv->pddsPrimary)
- {
- IDirectDrawSurface2_Unlock (pScreenPriv->pddsPrimary, NULL);
- IDirectDrawSurface2_Release (pScreenPriv->pddsPrimary);
- pScreenPriv->pddsPrimary = NULL;
- }
-
- /* Free the DirectDraw object, if there is one */
- if (pScreenPriv->pdd)
- {
- IDirectDraw2_RestoreDisplayMode (pScreenPriv->pdd);
- IDirectDraw2_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;
- }
-
- /* 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;
-}
-
-
-/*
- * Tell mi what sort of visuals we need.
- *
- * Generally we only need one visual, as our screen can only
- * handle one format at a time, I believe. You may want
- * to verify that last sentence.
- */
-
-static Bool
-winInitVisualsPrimaryDD (ScreenPtr pScreen)
-{
- winScreenPriv(pScreen);
- winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
- DWORD dwRedBits, dwGreenBits, dwBlueBits;
-
- /* Count the number of ones in each color mask */
- dwRedBits = winCountBits (pScreenPriv->dwRedMask);
- dwGreenBits = winCountBits (pScreenPriv->dwGreenMask);
- dwBlueBits = winCountBits (pScreenPriv->dwBlueMask);
-
- /* Store the maximum number of ones in a color mask as the bitsPerRGB */
- if (dwRedBits > dwGreenBits && dwRedBits > dwBlueBits)
- pScreenPriv->dwBitsPerRGB = dwRedBits;
- else if (dwGreenBits > dwRedBits && dwGreenBits > dwBlueBits)
- pScreenPriv->dwBitsPerRGB = dwGreenBits;
- else
- pScreenPriv->dwBitsPerRGB = dwBlueBits;
-
- ErrorF ("winInitVisualsPrimaryDD - Masks: %08x %08x %08x bpRGB: %d\n",
- (unsigned int) pScreenPriv->dwRedMask,
- (unsigned int) pScreenPriv->dwGreenMask,
- (unsigned int) pScreenPriv->dwBlueMask,
- (int) pScreenPriv->dwBitsPerRGB);
-
- /* Create a single visual according to the Windows screen depth */
- switch (pScreenInfo->dwDepth)
- {
- case 24:
- case 16:
- case 15:
- if (!miSetVisualTypesAndMasks (pScreenInfo->dwDepth,
- TrueColorMask,
- pScreenPriv->dwBitsPerRGB,
- TrueColor,
- pScreenPriv->dwRedMask,
- pScreenPriv->dwGreenMask,
- pScreenPriv->dwBlueMask))
- {
- ErrorF ("winInitVisualsPrimaryDD - "
- "miSetVisualTypesAndMasks failed\n");
- return FALSE;
- }
- break;
-
- case 8:
-#if CYGDEBUG
- winDebug ("winInitVisuals - Calling miSetVisualTypesAndMasks\n");
-#endif /* CYGDEBUG */
- if (!miSetVisualTypesAndMasks (pScreenInfo->dwDepth,
- PseudoColorMask,
- pScreenPriv->dwBitsPerRGB,
- PseudoColor,
- pScreenPriv->dwRedMask,
- pScreenPriv->dwGreenMask,
- pScreenPriv->dwBlueMask))
- {
- ErrorF ("winInitVisualsPrimaryDD - "
- "miSetVisualTypesAndMasks failed\n");
- return FALSE;
- }
-#if CYGDEBUG
- winDebug ("winInitVisualsPrimaryDD - Returned from "
- "miSetVisualTypesAndMasks\n");
-#endif /* CYGDEBUG */
- break;
-
- default:
- ErrorF ("winInitVisualsPrimaryDD - Unknown screen depth\n");
- return FALSE;
- }
-
- ErrorF ("winInitVisualsPrimaryDD - Returning\n");
-
- return TRUE;
-}
-
-
-static Bool
-winAdjustVideoModePrimaryDD (ScreenPtr pScreen)
-{
- winScreenPriv(pScreen);
- winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
- HDC hdc = NULL;
- DWORD dwBPP;
-
- /* We're in serious trouble if we can't get a DC */
- hdc = GetDC (NULL);
- if (hdc == NULL)
- {
- ErrorF ("winAdjustVideoModePrimaryDD - GetDC failed\n");
- return FALSE;
- }
-
- /* Query GDI for current display depth */
- dwBPP = GetDeviceCaps (hdc, BITSPIXEL);
-
- /* DirectDraw can only change the depth in fullscreen mode */
- if (pScreenInfo->dwBPP == WIN_DEFAULT_BPP)
- {
- /* No -depth parameter passed, let the user know the depth being used */
- ErrorF ("winAdjustVideoModePrimaryDD - Using Windows display "
- "depth of %d bits per pixel\n", (int) dwBPP);
-
- /* Use GDI's depth */
- pScreenInfo->dwBPP = dwBPP;
- }
- else if (pScreenInfo->fFullScreen
- && pScreenInfo->dwBPP != dwBPP)
- {
- /* FullScreen, and GDI depth differs from -depth parameter */
- ErrorF ("winAdjustVideoModePrimaryDD - FullScreen, using command "
- "line depth: %d\n", (int) pScreenInfo->dwBPP);
- }
- else if (dwBPP != pScreenInfo->dwBPP)
- {
- /* Windowed, and GDI depth differs from -depth parameter */
- ErrorF ("winAdjustVideoModePrimaryDD - Windowed, command line "
- "depth: %d, using depth: %d\n",
- (int) pScreenInfo->dwBPP, (int) dwBPP);
-
- /* We'll use GDI's depth */
- pScreenInfo->dwBPP = dwBPP;
- }
-
- /* Release our DC */
- ReleaseDC (NULL, hdc);
-
- return TRUE;
-}
-
-
-/*
- * We need to blit our offscreen fb to
- * the screen when we are activated, and we need to point
- * the fb code back to the primary surface memory.
- */
-
-static Bool
-winActivateAppPrimaryDD (ScreenPtr pScreen)
-{
- winScreenPriv(pScreen);
- winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
- RECT rcSrc, rcClient;
- HRESULT ddrval = DD_OK;
-
- /* Check for errors */
- if (pScreenPriv == NULL
- || pScreenPriv->pddsPrimary == NULL
- || pScreenPriv->pddsOffscreen == NULL)
- return FALSE;
-
- /* Check for do-nothing */
- if (!pScreenPriv->fActive)
- return TRUE;
-
- /* We are activating */
- ddrval = IDirectDrawSurface2_IsLost (pScreenPriv->pddsOffscreen);
- if (ddrval == DD_OK)
- {
- IDirectDrawSurface2_Unlock (pScreenPriv->pddsOffscreen,
- NULL);
- /*
- * We don't check for an error from Unlock, because it
- * doesn't matter if the Unlock failed.
- */
- }
-
- /* Restore both surfaces, just cause I like it that way */
- IDirectDrawSurface2_Restore (pScreenPriv->pddsOffscreen);
- IDirectDrawSurface2_Restore (pScreenPriv->pddsPrimary);
-
- /* Get client area in screen coords */
- GetClientRect (pScreenPriv->hwndScreen, &rcClient);
- MapWindowPoints (pScreenPriv->hwndScreen,
- HWND_DESKTOP,
- (LPPOINT)&rcClient, 2);
-
- /* Setup a source rectangle */
- rcSrc.left = 0;
- rcSrc.top = 0;
- rcSrc.right = pScreenInfo->dwWidth;
- rcSrc.bottom = pScreenInfo->dwHeight;
-
- ddrval = IDirectDrawSurface2_Blt (pScreenPriv->pddsPrimary,
- &rcClient,
- pScreenPriv->pddsOffscreen,
- &rcSrc,
- DDBLT_WAIT,
- NULL);
- if (ddrval != DD_OK)
- FatalError ("winActivateAppPrimaryDD () - Failed blitting offscreen "
- "surface to primary surface %08x\n", (unsigned int) ddrval);
-
- /* Lock the primary surface */
- ddrval = IDirectDrawSurface2_Lock (pScreenPriv->pddsPrimary,
- &rcClient,
- pScreenPriv->pddsdPrimary,
- DDLOCK_WAIT,
- NULL);
- if (ddrval != DD_OK
- || pScreenPriv->pddsdPrimary->lpSurface == NULL)
- FatalError ("winActivateAppPrimaryDD () - Could not lock "
- "primary surface\n");
-
- /* Notify FB of the new memory pointer */
- winUpdateFBPointer (pScreen,
- pScreenPriv->pddsdPrimary->lpSurface);
-
- /*
- * Register the Alt-Tab combo as a hotkey so we can copy
- * the primary framebuffer before the display mode changes
- */
- RegisterHotKey (pScreenPriv->hwndScreen, 1, MOD_ALT, 9);
-
- return TRUE;
-}
-
-
-/*
- * Handle the Alt+Tab hotkey.
- *
- * We need to save the primary fb to an offscreen fb when
- * we get deactivated, and point the fb code at the offscreen
- * fb for the duration of the deactivation.
- */
-
-static Bool
-winHotKeyAltTabPrimaryDD (ScreenPtr pScreen)
-{
- winScreenPriv(pScreen);
- winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
- RECT rcClient, rcSrc;
- HRESULT ddrval = DD_OK;
-
- ErrorF ("\nwinHotKeyAltTabPrimaryDD\n\n");
-
- /* Alt+Tab was pressed, we will lose focus very soon */
- pScreenPriv->fActive = FALSE;
-
- /* Check for error conditions */
- if (pScreenPriv->pddsPrimary == NULL
- || pScreenPriv->pddsOffscreen == NULL)
- return FALSE;
-
- /* Get client area in screen coords */
- GetClientRect (pScreenPriv->hwndScreen, &rcClient);
- MapWindowPoints (pScreenPriv->hwndScreen,
- HWND_DESKTOP,
- (LPPOINT)&rcClient, 2);
-
- /* Did we loose the primary surface? */
- ddrval = IDirectDrawSurface2_IsLost (pScreenPriv->pddsPrimary);
- if (ddrval == DD_OK)
- {
- ddrval = IDirectDrawSurface2_Unlock (pScreenPriv->pddsPrimary,
- NULL);
- if (FAILED (ddrval))
- FatalError ("winHotKeyAltTabPrimaryDD - Failed unlocking primary "
- "surface\n");
- }
-
- /* Setup a source rectangle */
- rcSrc.left = 0;
- rcSrc.top = 0;
- rcSrc.right = pScreenInfo->dwWidth;
- rcSrc.bottom = pScreenInfo->dwHeight;
-
- /* Blit the primary surface to the offscreen surface */
- ddrval = IDirectDrawSurface2_Blt (pScreenPriv->pddsOffscreen,
- NULL, /* should be rcDest */
- pScreenPriv->pddsPrimary,
- NULL,
- DDBLT_WAIT,
- NULL);
- if (ddrval == DDERR_SURFACELOST)
- {
- IDirectDrawSurface2_Restore (pScreenPriv->pddsOffscreen);
- IDirectDrawSurface2_Restore (pScreenPriv->pddsPrimary);
-
- /* Blit the primary surface to the offscreen surface */
- ddrval = IDirectDrawSurface2_Blt (pScreenPriv->pddsOffscreen,
- NULL,
- pScreenPriv->pddsPrimary,
- NULL,
- DDBLT_WAIT,
- NULL);
- if (FAILED (ddrval))
- FatalError ("winHotKeyAltTabPrimaryDD - Failed blitting primary "
- "surface to offscreen surface: %08x\n",
- (unsigned int) ddrval);
- }
- else
- {
- FatalError ("winHotKeyAltTabPrimaryDD - Unknown error from "
- "Blt: %08dx\n", (unsigned int) ddrval);
- }
-
- /* Lock the offscreen surface */
- ddrval = IDirectDrawSurface2_Lock (pScreenPriv->pddsOffscreen,
- NULL,
- pScreenPriv->pddsdOffscreen,
- DDLOCK_WAIT,
- NULL);
- if (ddrval != DD_OK
- || pScreenPriv->pddsdPrimary->lpSurface == NULL)
- FatalError ("winHotKeyAltTabPrimaryDD - Could not lock "
- "offscreen surface\n");
-
- /* Notify FB of the new memory pointer */
- winUpdateFBPointer (pScreen,
- pScreenPriv->pddsdOffscreen->lpSurface);
-
- /* Unregister our hotkey */
- UnregisterHotKey (pScreenPriv->hwndScreen, 1);
-
- return TRUE;
-}
-
-
-/* Set engine specific functions */
-Bool
-winSetEngineFunctionsPrimaryDD (ScreenPtr pScreen)
-{
- winScreenPriv(pScreen);
- winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
-
- /* Set our pointers */
- pScreenPriv->pwinAllocateFB = winAllocateFBPrimaryDD;
- pScreenPriv->pwinShadowUpdate
- = (winShadowUpdateProcPtr) (void (*)(void))NoopDDA;
- pScreenPriv->pwinCloseScreen = winCloseScreenPrimaryDD;
- pScreenPriv->pwinInitVisuals = winInitVisualsPrimaryDD;
- pScreenPriv->pwinAdjustVideoMode = winAdjustVideoModePrimaryDD;
- if (pScreenInfo->fFullScreen)
- pScreenPriv->pwinCreateBoundingWindow = winCreateBoundingWindowFullScreen;
- else
- pScreenPriv->pwinCreateBoundingWindow = winCreateBoundingWindowWindowed;
- pScreenPriv->pwinFinishScreenInit = winFinishScreenInitFB;
- pScreenPriv->pwinBltExposedRegions
- = (winBltExposedRegionsProcPtr) (void (*)(void))NoopDDA;
- pScreenPriv->pwinActivateApp = winActivateAppPrimaryDD;
- pScreenPriv->pwinHotKeyAltTab = winHotKeyAltTabPrimaryDD;
-#ifdef XWIN_MULTIWINDOW
- pScreenPriv->pwinFinishCreateWindowsWindow =
- (winFinishCreateWindowsWindowProcPtr) (void (*)(void))NoopDDA;
-#endif
-
- return TRUE;
-}
+/* + *Copyright (C) 1994-2000 The XFree86 Project, Inc. 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 THE XFREE86 PROJECT 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 the XFree86 Project + *shall not be used in advertising or otherwise to promote the sale, use + *or other dealings in this Software without prior written authorization + *from the XFree86 Project. + * + * Authors: Dakshinamurthy Karra + * Suhaib M Siddiqi + * Peter Busch + * Harold L Hunt II + */ + +#ifdef HAVE_XWIN_CONFIG_H +#include <xwin-config.h> +#endif +#include "win.h" + + +/* + * Local function prototypes + */ + +static Bool +winAllocateFBPrimaryDD (ScreenPtr pScreen); + +static Bool +winCloseScreenPrimaryDD (int nIndex, ScreenPtr pScreen); + +static Bool +winInitVisualsPrimaryDD (ScreenPtr pScreen); + +static Bool +winAdjustVideoModePrimaryDD (ScreenPtr pScreen); + +static Bool +winActivateAppPrimaryDD (ScreenPtr pScreen); + +static Bool +winHotKeyAltTabPrimaryDD (ScreenPtr pScreen); + + +/* + * Create a DirectDraw primary surface + */ + +static Bool +winAllocateFBPrimaryDD (ScreenPtr pScreen) +{ + winScreenPriv(pScreen); + winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; + HRESULT ddrval = DD_OK; + DDSURFACEDESC ddsd; + DDSURFACEDESC *pddsdPrimary = NULL; + DDSURFACEDESC *pddsdOffscreen = NULL; + RECT rcClient; + + ErrorF ("winAllocateFBPrimaryDD\n"); + + /* Get client area location in screen coords */ + GetClientRect (pScreenPriv->hwndScreen, &rcClient); + MapWindowPoints (pScreenPriv->hwndScreen, + HWND_DESKTOP, + (LPPOINT)&rcClient, 2); + + /* Create a DirectDraw object, store the address at lpdd */ + ddrval = (*g_fpDirectDrawCreate) (NULL, &pScreenPriv->pdd, NULL); + if (ddrval != DD_OK) + FatalError ("winAllocateFBPrimaryDD - Could not start DirectDraw\n"); + + /* Get a DirectDraw2 interface pointer */ + ddrval = IDirectDraw_QueryInterface (pScreenPriv->pdd, + &IID_IDirectDraw2, + (LPVOID*) &pScreenPriv->pdd2); + if (FAILED (ddrval)) + { + ErrorF ("winAllocateFBShadowDD - Failed DD2 query: %08x\n", + (unsigned int) ddrval); + return FALSE; + } + + + ErrorF ("winAllocateFBPrimaryDD - Created and initialized DD\n"); + + /* Are we windowed or fullscreen? */ + if (pScreenInfo->fFullScreen) + { + /* Full screen mode */ + ddrval = IDirectDraw2_SetCooperativeLevel (pScreenPriv->pdd2, + pScreenPriv->hwndScreen, + DDSCL_FULLSCREEN + | DDSCL_EXCLUSIVE); + if (FAILED (ddrval)) + FatalError ("winAllocateFBPrimaryDD - Could not set " + "cooperative level\n"); + + /* Change the video mode to the mode requested */ + ddrval = IDirectDraw2_SetDisplayMode (pScreenPriv->pdd2, + pScreenInfo->dwWidth, + pScreenInfo->dwHeight, + pScreenInfo->dwBPP, + pScreenInfo->dwRefreshRate, + 0); + if (FAILED (ddrval)) + FatalError ("winAllocateFBPrimaryDD - Could not set " + "full screen display mode\n"); + } + else + { + /* Windowed mode */ + ddrval = IDirectDraw2_SetCooperativeLevel (pScreenPriv->pdd2, + pScreenPriv->hwndScreen, + DDSCL_NORMAL); + if (FAILED (ddrval)) + FatalError ("winAllocateFBPrimaryDD - Could not set " + "cooperative level\n"); + } + + /* 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)) + FatalError ("winAllocateFBPrimaryDD - Could not create primary " + "surface %08x\n", (unsigned int) ddrval); + + ErrorF ("winAllocateFBPrimaryDD - Created primary\n"); + + /* Allocate a DD surface description for our screen privates */ + pddsdPrimary = pScreenPriv->pddsdPrimary + = malloc (sizeof (DDSURFACEDESC)); + if (pddsdPrimary == NULL) + FatalError ("winAllocateFBPrimaryDD - Could not allocate surface " + "description memory\n"); + ZeroMemory (pddsdPrimary, sizeof (*pddsdPrimary)); + pddsdPrimary->dwSize = sizeof (*pddsdPrimary); + + /* Describe the offscreen surface to be created */ + /* + * NOTE: Do not use a DDSCAPS_VIDEOMEMORY surface, + * as drawing, locking, and unlocking take forever + * with video memory surfaces. In addition, + * video memory is a somewhat scarce resource, + * so you shouldn't be allocating video memory when + * you have the option of using system memory instead. + */ + ZeroMemory (&ddsd, sizeof (ddsd)); + ddsd.dwSize = sizeof (ddsd); + ddsd.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH; + ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY; + ddsd.dwHeight = pScreenInfo->dwHeight; + ddsd.dwWidth = pScreenInfo->dwWidth; + + /* Create the shadow surface */ + ddrval = IDirectDraw2_CreateSurface (pScreenPriv->pdd2, + &ddsd, + &pScreenPriv->pddsOffscreen, + NULL); + if (ddrval != DD_OK) + FatalError ("winAllocateFBPrimaryDD - Could not create shadow " + "surface\n"); + + ErrorF ("winAllocateFBPrimaryDD - Created offscreen\n"); + + /* Allocate a DD surface description for our screen privates */ + pddsdOffscreen = pScreenPriv->pddsdOffscreen + = malloc (sizeof (DDSURFACEDESC)); + if (pddsdOffscreen == NULL) + FatalError ("winAllocateFBPrimaryDD - Could not allocate surface " + "description memory\n"); + ZeroMemory (pddsdOffscreen, sizeof (*pddsdOffscreen)); + pddsdOffscreen->dwSize = sizeof (*pddsdOffscreen); + + ErrorF ("winAllocateFBPrimaryDD - Locking primary\n"); + + /* Lock the primary surface */ + ddrval = IDirectDrawSurface2_Lock (pScreenPriv->pddsPrimary, + pScreenInfo->fFullScreen ? NULL:&rcClient, + pddsdPrimary, + DDLOCK_WAIT, + NULL); + if (ddrval != DD_OK || pddsdPrimary->lpSurface == NULL) + FatalError ("winAllocateFBPrimaryDD - Could not lock " + "primary surface\n"); + + ErrorF ("winAllocateFBPrimaryDD - Locked primary\n"); + + /* We don't know how to deal with anything other than RGB */ + if (!(pddsdPrimary->ddpfPixelFormat.dwFlags & DDPF_RGB)) + FatalError ("winAllocateFBPrimaryDD - Color format other than RGB\n"); + + /* Grab the pitch from the surface desc */ + pScreenInfo->dwStride = (pddsdPrimary->u1.lPitch * 8) + / pScreenInfo->dwBPP; + + /* Save the pointer to our surface memory */ + pScreenInfo->pfb = pddsdPrimary->lpSurface; + + /* Grab the color depth and masks from the surface description */ + pScreenPriv->dwRedMask = pddsdPrimary->ddpfPixelFormat.u2.dwRBitMask; + pScreenPriv->dwGreenMask = pddsdPrimary->ddpfPixelFormat.u3.dwGBitMask; + pScreenPriv->dwBlueMask = pddsdPrimary->ddpfPixelFormat.u4.dwBBitMask; + + ErrorF ("winAllocateFBPrimaryDD - Returning\n"); + + return TRUE; +} + +static void +winFreeFBPrimaryDD (ScreenPtr pScreen) +{ + winScreenPriv(pScreen); + winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; + + /* Free the offscreen surface, if there is one */ + if (pScreenPriv->pddsOffscreen) + { + IDirectDrawSurface2_Unlock (pScreenPriv->pddsOffscreen, NULL); + IDirectDrawSurface2_Release (pScreenPriv->pddsOffscreen); + pScreenPriv->pddsOffscreen = NULL; + } + + /* Release the primary surface, if there is one */ + if (pScreenPriv->pddsPrimary) + { + IDirectDrawSurface2_Unlock (pScreenPriv->pddsPrimary, NULL); + IDirectDrawSurface2_Release (pScreenPriv->pddsPrimary); + pScreenPriv->pddsPrimary = NULL; + } + + /* Free the DirectDraw object, if there is one */ + if (pScreenPriv->pdd) + { + IDirectDraw2_RestoreDisplayMode (pScreenPriv->pdd); + IDirectDraw2_Release (pScreenPriv->pdd); + pScreenPriv->pdd = NULL; + } + + /* Invalidate the ScreenInfo's fb pointer */ + pScreenInfo->pfb = NULL; +} + +static Bool +winInitScreenPrimaryDD(ScreenPtr pScreen) +{ + return winAllocateFBPrimaryDD(pScreen); +} + +/* + * Call the wrapped CloseScreen function. + * + * Free our resources and private structures. + */ + +static Bool +winCloseScreenPrimaryDD (int nIndex, ScreenPtr pScreen) +{ + winScreenPriv(pScreen); + winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; + Bool fReturn; + + ErrorF ("winCloseScreenPrimaryDD - Freeing screen resources\n"); + + /* 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); + + /* Delete the window property */ + RemoveProp (pScreenPriv->hwndScreen, WIN_SCR_PROP); + + winFreeFBPrimaryDD(pScreen); + + /* 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; + } + + /* Kill our screeninfo's pointer to the screen */ + pScreenInfo->pScreen = NULL; + + /* Free the screen privates for this screen */ + free ((pointer) pScreenPriv); + + return fReturn; +} + + +/* + * Tell mi what sort of visuals we need. + * + * Generally we only need one visual, as our screen can only + * handle one format at a time, I believe. You may want + * to verify that last sentence. + */ + +static Bool +winInitVisualsPrimaryDD (ScreenPtr pScreen) +{ + winScreenPriv(pScreen); + winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; + DWORD dwRedBits, dwGreenBits, dwBlueBits; + + /* Count the number of ones in each color mask */ + dwRedBits = winCountBits (pScreenPriv->dwRedMask); + dwGreenBits = winCountBits (pScreenPriv->dwGreenMask); + dwBlueBits = winCountBits (pScreenPriv->dwBlueMask); + + /* Store the maximum number of ones in a color mask as the bitsPerRGB */ + if (dwRedBits > dwGreenBits && dwRedBits > dwBlueBits) + pScreenPriv->dwBitsPerRGB = dwRedBits; + else if (dwGreenBits > dwRedBits && dwGreenBits > dwBlueBits) + pScreenPriv->dwBitsPerRGB = dwGreenBits; + else + pScreenPriv->dwBitsPerRGB = dwBlueBits; + + ErrorF ("winInitVisualsPrimaryDD - Masks: %08x %08x %08x bpRGB: %d\n", + (unsigned int) pScreenPriv->dwRedMask, + (unsigned int) pScreenPriv->dwGreenMask, + (unsigned int) pScreenPriv->dwBlueMask, + (int) pScreenPriv->dwBitsPerRGB); + + /* Create a single visual according to the Windows screen depth */ + switch (pScreenInfo->dwDepth) + { + case 24: + case 16: + case 15: + if (!miSetVisualTypesAndMasks (pScreenInfo->dwDepth, + TrueColorMask, + pScreenPriv->dwBitsPerRGB, + TrueColor, + pScreenPriv->dwRedMask, + pScreenPriv->dwGreenMask, + pScreenPriv->dwBlueMask)) + { + ErrorF ("winInitVisualsPrimaryDD - " + "miSetVisualTypesAndMasks failed\n"); + return FALSE; + } + break; + + case 8: +#if CYGDEBUG + winDebug ("winInitVisuals - Calling miSetVisualTypesAndMasks\n"); +#endif /* CYGDEBUG */ + if (!miSetVisualTypesAndMasks (pScreenInfo->dwDepth, + PseudoColorMask, + pScreenPriv->dwBitsPerRGB, + PseudoColor, + pScreenPriv->dwRedMask, + pScreenPriv->dwGreenMask, + pScreenPriv->dwBlueMask)) + { + ErrorF ("winInitVisualsPrimaryDD - " + "miSetVisualTypesAndMasks failed\n"); + return FALSE; + } +#if CYGDEBUG + winDebug ("winInitVisualsPrimaryDD - Returned from " + "miSetVisualTypesAndMasks\n"); +#endif /* CYGDEBUG */ + break; + + default: + ErrorF ("winInitVisualsPrimaryDD - Unknown screen depth\n"); + return FALSE; + } + + ErrorF ("winInitVisualsPrimaryDD - Returning\n"); + + return TRUE; +} + + +static Bool +winAdjustVideoModePrimaryDD (ScreenPtr pScreen) +{ + winScreenPriv(pScreen); + winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; + HDC hdc = NULL; + DWORD dwBPP; + + /* We're in serious trouble if we can't get a DC */ + hdc = GetDC (NULL); + if (hdc == NULL) + { + ErrorF ("winAdjustVideoModePrimaryDD - GetDC failed\n"); + return FALSE; + } + + /* Query GDI for current display depth */ + dwBPP = GetDeviceCaps (hdc, BITSPIXEL); + + /* DirectDraw can only change the depth in fullscreen mode */ + if (!(pScreenInfo->fFullScreen && + (pScreenInfo->dwBPP != WIN_DEFAULT_BPP))) + { + /* Otherwise, We'll use GDI's depth */ + pScreenInfo->dwBPP = dwBPP; + } + + /* Release our DC */ + ReleaseDC (NULL, hdc); + + return TRUE; +} + + +/* + * We need to blit our offscreen fb to + * the screen when we are activated, and we need to point + * the fb code back to the primary surface memory. + */ + +static Bool +winActivateAppPrimaryDD (ScreenPtr pScreen) +{ + winScreenPriv(pScreen); + winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; + RECT rcSrc, rcClient; + HRESULT ddrval = DD_OK; + + /* Check for errors */ + if (pScreenPriv == NULL + || pScreenPriv->pddsPrimary == NULL + || pScreenPriv->pddsOffscreen == NULL) + return FALSE; + + /* Check for do-nothing */ + if (!pScreenPriv->fActive) + return TRUE; + + /* We are activating */ + ddrval = IDirectDrawSurface2_IsLost (pScreenPriv->pddsOffscreen); + if (ddrval == DD_OK) + { + IDirectDrawSurface2_Unlock (pScreenPriv->pddsOffscreen, + NULL); + /* + * We don't check for an error from Unlock, because it + * doesn't matter if the Unlock failed. + */ + } + + /* Restore both surfaces, just cause I like it that way */ + IDirectDrawSurface2_Restore (pScreenPriv->pddsOffscreen); + IDirectDrawSurface2_Restore (pScreenPriv->pddsPrimary); + + /* Get client area in screen coords */ + GetClientRect (pScreenPriv->hwndScreen, &rcClient); + MapWindowPoints (pScreenPriv->hwndScreen, + HWND_DESKTOP, + (LPPOINT)&rcClient, 2); + + /* Setup a source rectangle */ + rcSrc.left = 0; + rcSrc.top = 0; + rcSrc.right = pScreenInfo->dwWidth; + rcSrc.bottom = pScreenInfo->dwHeight; + + ddrval = IDirectDrawSurface2_Blt (pScreenPriv->pddsPrimary, + &rcClient, + pScreenPriv->pddsOffscreen, + &rcSrc, + DDBLT_WAIT, + NULL); + if (ddrval != DD_OK) + FatalError ("winActivateAppPrimaryDD () - Failed blitting offscreen " + "surface to primary surface %08x\n", (unsigned int) ddrval); + + /* Lock the primary surface */ + ddrval = IDirectDrawSurface2_Lock (pScreenPriv->pddsPrimary, + &rcClient, + pScreenPriv->pddsdPrimary, + DDLOCK_WAIT, + NULL); + if (ddrval != DD_OK + || pScreenPriv->pddsdPrimary->lpSurface == NULL) + FatalError ("winActivateAppPrimaryDD () - Could not lock " + "primary surface\n"); + + /* Notify FB of the new memory pointer */ + winUpdateFBPointer (pScreen, + pScreenPriv->pddsdPrimary->lpSurface); + + /* + * Register the Alt-Tab combo as a hotkey so we can copy + * the primary framebuffer before the display mode changes + */ + RegisterHotKey (pScreenPriv->hwndScreen, 1, MOD_ALT, 9); + + return TRUE; +} + + +/* + * Handle the Alt+Tab hotkey. + * + * We need to save the primary fb to an offscreen fb when + * we get deactivated, and point the fb code at the offscreen + * fb for the duration of the deactivation. + */ + +static Bool +winHotKeyAltTabPrimaryDD (ScreenPtr pScreen) +{ + winScreenPriv(pScreen); + winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; + RECT rcClient, rcSrc; + HRESULT ddrval = DD_OK; + + ErrorF ("\nwinHotKeyAltTabPrimaryDD\n\n"); + + /* Alt+Tab was pressed, we will lose focus very soon */ + pScreenPriv->fActive = FALSE; + + /* Check for error conditions */ + if (pScreenPriv->pddsPrimary == NULL + || pScreenPriv->pddsOffscreen == NULL) + return FALSE; + + /* Get client area in screen coords */ + GetClientRect (pScreenPriv->hwndScreen, &rcClient); + MapWindowPoints (pScreenPriv->hwndScreen, + HWND_DESKTOP, + (LPPOINT)&rcClient, 2); + + /* Did we loose the primary surface? */ + ddrval = IDirectDrawSurface2_IsLost (pScreenPriv->pddsPrimary); + if (ddrval == DD_OK) + { + ddrval = IDirectDrawSurface2_Unlock (pScreenPriv->pddsPrimary, + NULL); + if (FAILED (ddrval)) + FatalError ("winHotKeyAltTabPrimaryDD - Failed unlocking primary " + "surface\n"); + } + + /* Setup a source rectangle */ + rcSrc.left = 0; + rcSrc.top = 0; + rcSrc.right = pScreenInfo->dwWidth; + rcSrc.bottom = pScreenInfo->dwHeight; + + /* Blit the primary surface to the offscreen surface */ + ddrval = IDirectDrawSurface2_Blt (pScreenPriv->pddsOffscreen, + NULL, /* should be rcDest */ + pScreenPriv->pddsPrimary, + NULL, + DDBLT_WAIT, + NULL); + if (ddrval == DDERR_SURFACELOST) + { + IDirectDrawSurface2_Restore (pScreenPriv->pddsOffscreen); + IDirectDrawSurface2_Restore (pScreenPriv->pddsPrimary); + + /* Blit the primary surface to the offscreen surface */ + ddrval = IDirectDrawSurface2_Blt (pScreenPriv->pddsOffscreen, + NULL, + pScreenPriv->pddsPrimary, + NULL, + DDBLT_WAIT, + NULL); + if (FAILED (ddrval)) + FatalError ("winHotKeyAltTabPrimaryDD - Failed blitting primary " + "surface to offscreen surface: %08x\n", + (unsigned int) ddrval); + } + else + { + FatalError ("winHotKeyAltTabPrimaryDD - Unknown error from " + "Blt: %08dx\n", (unsigned int) ddrval); + } + + /* Lock the offscreen surface */ + ddrval = IDirectDrawSurface2_Lock (pScreenPriv->pddsOffscreen, + NULL, + pScreenPriv->pddsdOffscreen, + DDLOCK_WAIT, + NULL); + if (ddrval != DD_OK + || pScreenPriv->pddsdPrimary->lpSurface == NULL) + FatalError ("winHotKeyAltTabPrimaryDD - Could not lock " + "offscreen surface\n"); + + /* Notify FB of the new memory pointer */ + winUpdateFBPointer (pScreen, + pScreenPriv->pddsdOffscreen->lpSurface); + + /* Unregister our hotkey */ + UnregisterHotKey (pScreenPriv->hwndScreen, 1); + + return TRUE; +} + + +/* Set engine specific functions */ +Bool +winSetEngineFunctionsPrimaryDD (ScreenPtr pScreen) +{ + winScreenPriv(pScreen); + winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; + + /* Set our pointers */ + pScreenPriv->pwinAllocateFB = winAllocateFBPrimaryDD; + pScreenPriv->pwinFreeFB = winFreeFBPrimaryDD; + pScreenPriv->pwinShadowUpdate = (winShadowUpdateProcPtr) (void (*)(void))NoopDDA; + pScreenPriv->pwinInitScreen = winInitScreenPrimaryDD; + pScreenPriv->pwinCloseScreen = winCloseScreenPrimaryDD; + pScreenPriv->pwinInitVisuals = winInitVisualsPrimaryDD; + pScreenPriv->pwinAdjustVideoMode = winAdjustVideoModePrimaryDD; + if (pScreenInfo->fFullScreen) + pScreenPriv->pwinCreateBoundingWindow = winCreateBoundingWindowFullScreen; + else + pScreenPriv->pwinCreateBoundingWindow = winCreateBoundingWindowWindowed; + pScreenPriv->pwinFinishScreenInit = winFinishScreenInitFB; + pScreenPriv->pwinBltExposedRegions = (winBltExposedRegionsProcPtr) (void (*)(void))NoopDDA; + pScreenPriv->pwinActivateApp = winActivateAppPrimaryDD; + pScreenPriv->pwinRedrawScreen = NULL; + pScreenPriv->pwinRealizeInstalledPalette = NULL; + pScreenPriv->pwinInstallColormap = NULL; + pScreenPriv->pwinStoreColors = NULL; + pScreenPriv->pwinCreateColormap = NULL; + pScreenPriv->pwinDestroyColormap = NULL; + pScreenPriv->pwinHotKeyAltTab = winHotKeyAltTabPrimaryDD; + pScreenPriv->pwinCreatePrimarySurface = (winCreatePrimarySurfaceProcPtr) (void (*)(void))NoopDDA; + pScreenPriv->pwinReleasePrimarySurface = (winReleasePrimarySurfaceProcPtr) (void (*)(void))NoopDDA; +#ifdef XWIN_MULTIWINDOW + pScreenPriv->pwinFinishCreateWindowsWindow = + (winFinishCreateWindowsWindowProcPtr) (void (*)(void))NoopDDA; +#endif + + return TRUE; +} |