1218 lines
40 KiB
C
1218 lines
40 KiB
C
/*
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*Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
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*
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*Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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*"Software"), to deal in the Software without restriction, including
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*without limitation the rights to use, copy, modify, merge, publish,
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*distribute, sublicense, and/or sell copies of the Software, and to
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*permit persons to whom the Software is furnished to do so, subject to
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*the following conditions:
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*
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*The above copyright notice and this permission notice shall be
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*included in all copies or substantial portions of the Software.
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*
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*THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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*EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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*MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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*NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR
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*ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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*CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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*WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*Except as contained in this notice, the name of the XFree86 Project
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*shall not be used in advertising or otherwise to promote the sale, use
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*or other dealings in this Software without prior written authorization
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*from the XFree86 Project.
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*
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* Authors: Dakshinamurthy Karra
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* Suhaib M Siddiqi
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* Peter Busch
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* Harold L Hunt II
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*/
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#ifdef HAVE_XWIN_CONFIG_H
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#include <xwin-config.h>
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#endif
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#include "win.h"
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#define FAIL_MSG_MAX_BLT 10
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/*
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* Local prototypes
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*/
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static Bool
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winAllocateFBShadowDDNL(ScreenPtr pScreen);
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static void
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winShadowUpdateDDNL(ScreenPtr pScreen, shadowBufPtr pBuf);
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static Bool
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winCloseScreenShadowDDNL(ScreenPtr pScreen);
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static Bool
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winInitVisualsShadowDDNL(ScreenPtr pScreen);
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static Bool
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winAdjustVideoModeShadowDDNL(ScreenPtr pScreen);
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static Bool
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winBltExposedRegionsShadowDDNL(ScreenPtr pScreen);
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static Bool
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winActivateAppShadowDDNL(ScreenPtr pScreen);
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static Bool
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winRedrawScreenShadowDDNL(ScreenPtr pScreen);
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static Bool
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winRealizeInstalledPaletteShadowDDNL(ScreenPtr pScreen);
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static Bool
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winInstallColormapShadowDDNL(ColormapPtr pColormap);
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static Bool
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winStoreColorsShadowDDNL(ColormapPtr pmap, int ndef, xColorItem * pdefs);
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static Bool
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winCreateColormapShadowDDNL(ColormapPtr pColormap);
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static Bool
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winDestroyColormapShadowDDNL(ColormapPtr pColormap);
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static Bool
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winCreatePrimarySurfaceShadowDDNL(ScreenPtr pScreen);
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static Bool
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winReleasePrimarySurfaceShadowDDNL(ScreenPtr pScreen);
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/*
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* Create the primary surface and attach the clipper.
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* Used for both the initial surface creation and during
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* WM_DISPLAYCHANGE messages.
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*/
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static Bool
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winCreatePrimarySurfaceShadowDDNL(ScreenPtr pScreen)
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{
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winScreenPriv(pScreen);
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HRESULT ddrval = DD_OK;
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DDSURFACEDESC2 ddsd;
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winDebug("winCreatePrimarySurfaceShadowDDNL - Creating primary surface\n");
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/* Describe the primary surface */
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ZeroMemory(&ddsd, sizeof(ddsd));
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ddsd.dwSize = sizeof(ddsd);
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ddsd.dwFlags = DDSD_CAPS;
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ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
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/* Create the primary surface */
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ddrval = IDirectDraw4_CreateSurface(pScreenPriv->pdd4,
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&ddsd,
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&pScreenPriv->pddsPrimary4, NULL);
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pScreenPriv->fRetryCreateSurface = FALSE;
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if (FAILED(ddrval)) {
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if (ddrval == DDERR_NOEXCLUSIVEMODE) {
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/* Recreating the surface failed. Mark screen to retry later */
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pScreenPriv->fRetryCreateSurface = TRUE;
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winDebug("winCreatePrimarySurfaceShadowDDNL - Could not create "
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"primary surface: DDERR_NOEXCLUSIVEMODE\n");
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}
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else {
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ErrorF("winCreatePrimarySurfaceShadowDDNL - Could not create "
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"primary surface: %08x\n", (unsigned int) ddrval);
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}
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return FALSE;
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}
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#if 1
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winDebug("winCreatePrimarySurfaceShadowDDNL - Created primary surface\n");
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#endif
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/* Attach our clipper to our primary surface handle */
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ddrval = IDirectDrawSurface4_SetClipper(pScreenPriv->pddsPrimary4,
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pScreenPriv->pddcPrimary);
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if (FAILED(ddrval)) {
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ErrorF("winCreatePrimarySurfaceShadowDDNL - Primary attach clipper "
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"failed: %08x\n", (unsigned int) ddrval);
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return FALSE;
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}
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#if 1
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winDebug("winCreatePrimarySurfaceShadowDDNL - Attached clipper to primary "
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"surface\n");
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#endif
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/* Everything was correct */
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return TRUE;
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}
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/*
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* Detach the clipper and release the primary surface.
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* Called from WM_DISPLAYCHANGE.
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*/
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static Bool
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winReleasePrimarySurfaceShadowDDNL(ScreenPtr pScreen)
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{
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winScreenPriv(pScreen);
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winDebug("winReleasePrimarySurfaceShadowDDNL - Hello\n");
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/* Release the primary surface and clipper, if they exist */
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if (pScreenPriv->pddsPrimary4) {
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/*
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* Detach the clipper from the primary surface.
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* NOTE: We do this explicity for clarity. The Clipper is not released.
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*/
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IDirectDrawSurface4_SetClipper(pScreenPriv->pddsPrimary4, NULL);
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winDebug("winReleasePrimarySurfaceShadowDDNL - Detached clipper\n");
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/* Release the primary surface */
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IDirectDrawSurface4_Release(pScreenPriv->pddsPrimary4);
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pScreenPriv->pddsPrimary4 = NULL;
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}
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winDebug("winReleasePrimarySurfaceShadowDDNL - Released primary surface\n");
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return TRUE;
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}
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/*
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* Create a DirectDraw surface for the shadow framebuffer; also create
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* a primary surface object so we can blit to the display.
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*
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* Install a DirectDraw clipper on our primary surface object
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* that clips our blits to the unobscured client area of our display window.
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*/
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Bool
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winAllocateFBShadowDDNL(ScreenPtr pScreen)
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{
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winScreenPriv(pScreen);
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winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
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HRESULT ddrval = DD_OK;
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DDSURFACEDESC2 ddsdShadow;
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char *lpSurface = NULL;
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DDPIXELFORMAT ddpfPrimary;
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#if CYGDEBUG
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winDebug("winAllocateFBShadowDDNL - w %d h %d d %d\n",
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pScreenInfo->dwWidth, pScreenInfo->dwHeight, pScreenInfo->dwDepth);
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#endif
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/* Set the padded screen width */
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pScreenInfo->dwPaddedWidth = PixmapBytePad(pScreenInfo->dwWidth,
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pScreenInfo->dwBPP);
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/* Allocate memory for our shadow surface */
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lpSurface = malloc(pScreenInfo->dwPaddedWidth * pScreenInfo->dwHeight);
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if (lpSurface == NULL) {
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ErrorF("winAllocateFBShadowDDNL - Could not allocate bits\n");
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return FALSE;
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}
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/*
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* Initialize the framebuffer memory so we don't get a
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* strange display at startup
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*/
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ZeroMemory(lpSurface, pScreenInfo->dwPaddedWidth * pScreenInfo->dwHeight);
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/* Create a clipper */
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ddrval = (*g_fpDirectDrawCreateClipper) (0,
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&pScreenPriv->pddcPrimary, NULL);
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if (FAILED(ddrval)) {
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ErrorF("winAllocateFBShadowDDNL - Could not attach clipper: %08x\n",
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(unsigned int) ddrval);
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return FALSE;
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}
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#if CYGDEBUG
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winDebug("winAllocateFBShadowDDNL - Created a clipper\n");
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#endif
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/* Attach the clipper to our display window */
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ddrval = IDirectDrawClipper_SetHWnd(pScreenPriv->pddcPrimary,
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0, pScreenPriv->hwndScreen);
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if (FAILED(ddrval)) {
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ErrorF("winAllocateFBShadowDDNL - Clipper not attached "
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"to window: %08x\n", (unsigned int) ddrval);
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return FALSE;
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}
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#if CYGDEBUG
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winDebug("winAllocateFBShadowDDNL - Attached clipper to window\n");
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#endif
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/* Create a DirectDraw object, store the address at lpdd */
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ddrval = (*g_fpDirectDrawCreate) (NULL,
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(LPDIRECTDRAW *) &pScreenPriv->pdd,
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NULL);
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if (FAILED(ddrval)) {
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ErrorF("winAllocateFBShadowDDNL - Could not start "
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"DirectDraw: %08x\n", (unsigned int) ddrval);
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return FALSE;
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}
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#if CYGDEBUG
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winDebug("winAllocateFBShadowDDNL - Created and initialized DD\n");
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#endif
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/* Get a DirectDraw4 interface pointer */
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ddrval = IDirectDraw_QueryInterface(pScreenPriv->pdd,
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&IID_IDirectDraw4,
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(LPVOID *) &pScreenPriv->pdd4);
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if (FAILED(ddrval)) {
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ErrorF("winAllocateFBShadowDDNL - Failed DD4 query: %08x\n",
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(unsigned int) ddrval);
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return FALSE;
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}
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/* Are we full screen? */
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if (pScreenInfo->fFullScreen) {
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DDSURFACEDESC2 ddsdCurrent;
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DWORD dwRefreshRateCurrent = 0;
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HDC hdc = NULL;
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/* Set the cooperative level to full screen */
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ddrval = IDirectDraw4_SetCooperativeLevel(pScreenPriv->pdd4,
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pScreenPriv->hwndScreen,
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DDSCL_EXCLUSIVE
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| DDSCL_FULLSCREEN);
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if (FAILED(ddrval)) {
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ErrorF("winAllocateFBShadowDDNL - Could not set "
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"cooperative level: %08x\n", (unsigned int) ddrval);
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return FALSE;
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}
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/*
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* We only need to get the current refresh rate for comparison
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* if a refresh rate has been passed on the command line.
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*/
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if (pScreenInfo->dwRefreshRate != 0) {
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ZeroMemory(&ddsdCurrent, sizeof(ddsdCurrent));
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ddsdCurrent.dwSize = sizeof(ddsdCurrent);
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/* Get information about current display settings */
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ddrval = IDirectDraw4_GetDisplayMode(pScreenPriv->pdd4,
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&ddsdCurrent);
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if (FAILED(ddrval)) {
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ErrorF("winAllocateFBShadowDDNL - Could not get current "
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"refresh rate: %08x. Continuing.\n",
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(unsigned int) ddrval);
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dwRefreshRateCurrent = 0;
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}
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else {
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/* Grab the current refresh rate */
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dwRefreshRateCurrent = ddsdCurrent.u2.dwRefreshRate;
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}
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}
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/* Clean up the refresh rate */
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if (dwRefreshRateCurrent == pScreenInfo->dwRefreshRate) {
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/*
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* Refresh rate is non-specified or equal to current.
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*/
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pScreenInfo->dwRefreshRate = 0;
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}
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/* Grab a device context for the screen */
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hdc = GetDC(NULL);
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if (hdc == NULL) {
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ErrorF("winAllocateFBShadowDDNL - GetDC () failed\n");
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return FALSE;
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}
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/* Only change the video mode when different than current mode */
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if (!pScreenInfo->fMultipleMonitors
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&& (pScreenInfo->dwWidth != GetSystemMetrics(SM_CXSCREEN)
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|| pScreenInfo->dwHeight != GetSystemMetrics(SM_CYSCREEN)
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|| pScreenInfo->dwBPP != GetDeviceCaps(hdc, BITSPIXEL)
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|| pScreenInfo->dwRefreshRate != 0)) {
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winDebug("winAllocateFBShadowDDNL - Changing video mode\n");
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/* Change the video mode to the mode requested, and use the driver default refresh rate on failure */
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ddrval = IDirectDraw4_SetDisplayMode(pScreenPriv->pdd4,
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pScreenInfo->dwWidth,
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pScreenInfo->dwHeight,
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pScreenInfo->dwBPP,
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pScreenInfo->dwRefreshRate, 0);
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if (FAILED(ddrval)) {
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ErrorF("winAllocateFBShadowDDNL - Could not set "
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"full screen display mode: %08x\n",
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(unsigned int) ddrval);
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ErrorF
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("winAllocateFBShadowDDNL - Using default driver refresh rate\n");
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ddrval =
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IDirectDraw4_SetDisplayMode(pScreenPriv->pdd4,
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pScreenInfo->dwWidth,
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pScreenInfo->dwHeight,
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pScreenInfo->dwBPP, 0, 0);
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if (FAILED(ddrval)) {
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ErrorF
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("winAllocateFBShadowDDNL - Could not set default refresh rate "
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"full screen display mode: %08x\n",
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(unsigned int) ddrval);
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return FALSE;
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}
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}
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}
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else {
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winDebug("winAllocateFBShadowDDNL - Not changing video mode\n");
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}
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/* Release our DC */
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ReleaseDC(NULL, hdc);
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hdc = NULL;
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}
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else {
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/* Set the cooperative level for windowed mode */
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ddrval = IDirectDraw4_SetCooperativeLevel(pScreenPriv->pdd4,
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pScreenPriv->hwndScreen,
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DDSCL_NORMAL);
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if (FAILED(ddrval)) {
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ErrorF("winAllocateFBShadowDDNL - Could not set "
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"cooperative level: %08x\n", (unsigned int) ddrval);
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return FALSE;
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}
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}
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/* Create the primary surface */
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if (!winCreatePrimarySurfaceShadowDDNL(pScreen)) {
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ErrorF("winAllocateFBShadowDDNL - winCreatePrimarySurfaceShadowDDNL "
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"failed\n");
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return FALSE;
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}
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/* Get primary surface's pixel format */
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ZeroMemory(&ddpfPrimary, sizeof(ddpfPrimary));
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ddpfPrimary.dwSize = sizeof(ddpfPrimary);
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ddrval = IDirectDrawSurface4_GetPixelFormat(pScreenPriv->pddsPrimary4,
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&ddpfPrimary);
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if (FAILED(ddrval)) {
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ErrorF("winAllocateFBShadowDDNL - Could not get primary "
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"pixformat: %08x\n", (unsigned int) ddrval);
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return FALSE;
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}
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#if CYGDEBUG
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winDebug("winAllocateFBShadowDDNL - Primary masks: %08x %08x %08x "
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"dwRGBBitCount: %d\n",
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ddpfPrimary.u2.dwRBitMask,
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ddpfPrimary.u3.dwGBitMask,
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ddpfPrimary.u4.dwBBitMask, ddpfPrimary.u1.dwRGBBitCount);
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#endif
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/* Describe the shadow surface to be created */
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/*
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* NOTE: Do not use a DDSCAPS_VIDEOMEMORY surface,
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* as drawing, locking, and unlocking take forever
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* with video memory surfaces. In addition,
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* video memory is a somewhat scarce resource,
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* so you shouldn't be allocating video memory when
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* you have the option of using system memory instead.
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*/
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ZeroMemory(&ddsdShadow, sizeof(ddsdShadow));
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ddsdShadow.dwSize = sizeof(ddsdShadow);
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ddsdShadow.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH
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| DDSD_LPSURFACE | DDSD_PITCH | DDSD_PIXELFORMAT;
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ddsdShadow.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY;
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ddsdShadow.dwHeight = pScreenInfo->dwHeight;
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ddsdShadow.dwWidth = pScreenInfo->dwWidth;
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ddsdShadow.u1.lPitch = pScreenInfo->dwPaddedWidth;
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ddsdShadow.lpSurface = lpSurface;
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ddsdShadow.u4.ddpfPixelFormat = ddpfPrimary;
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winDebug("winAllocateFBShadowDDNL - lPitch: %d\n",
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(int) pScreenInfo->dwPaddedWidth);
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/* Create the shadow surface */
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ddrval = IDirectDraw4_CreateSurface(pScreenPriv->pdd4,
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&ddsdShadow,
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&pScreenPriv->pddsShadow4, NULL);
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if (FAILED(ddrval)) {
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ErrorF("winAllocateFBShadowDDNL - Could not create shadow "
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"surface: %08x\n", (unsigned int) ddrval);
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return FALSE;
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}
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#if CYGDEBUG || YES
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winDebug("winAllocateFBShadowDDNL - Created shadow pitch: %d\n",
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(int) ddsdShadow.u1.lPitch);
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#endif
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/* Grab the pitch from the surface desc */
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pScreenInfo->dwStride = (ddsdShadow.u1.lPitch * 8)
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/ pScreenInfo->dwBPP;
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|
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#if CYGDEBUG || YES
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winDebug("winAllocateFBShadowDDNL - Created shadow stride: %d\n",
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(int) pScreenInfo->dwStride);
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#endif
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|
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/* Save the pointer to our surface memory */
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pScreenInfo->pfb = lpSurface;
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|
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/* Grab the masks from the surface description */
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pScreenPriv->dwRedMask = ddsdShadow.u4.ddpfPixelFormat.u2.dwRBitMask;
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pScreenPriv->dwGreenMask = ddsdShadow.u4.ddpfPixelFormat.u3.dwGBitMask;
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pScreenPriv->dwBlueMask = ddsdShadow.u4.ddpfPixelFormat.u4.dwBBitMask;
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|
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#if CYGDEBUG
|
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winDebug("winAllocateFBShadowDDNL - Returning\n");
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#endif
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|
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return TRUE;
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}
|
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|
|
static void
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winFreeFBShadowDDNL(ScreenPtr pScreen)
|
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{
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winScreenPriv(pScreen);
|
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winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
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|
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/* Free the shadow surface, if there is one */
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if (pScreenPriv->pddsShadow4) {
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IDirectDrawSurface4_Release(pScreenPriv->pddsShadow4);
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free(pScreenInfo->pfb);
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pScreenInfo->pfb = NULL;
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pScreenPriv->pddsShadow4 = NULL;
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}
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|
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/* Detach the clipper from the primary surface and release the primary surface, if there is one */
|
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winReleasePrimarySurfaceShadowDDNL(pScreen);
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|
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/* Release the clipper object */
|
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if (pScreenPriv->pddcPrimary) {
|
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IDirectDrawClipper_Release(pScreenPriv->pddcPrimary);
|
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pScreenPriv->pddcPrimary = NULL;
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}
|
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|
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/* Free the DirectDraw4 object, if there is one */
|
|
if (pScreenPriv->pdd4) {
|
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IDirectDraw4_RestoreDisplayMode(pScreenPriv->pdd4);
|
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IDirectDraw4_Release(pScreenPriv->pdd4);
|
|
pScreenPriv->pdd4 = NULL;
|
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}
|
|
|
|
/* Free the DirectDraw object, if there is one */
|
|
if (pScreenPriv->pdd) {
|
|
IDirectDraw_Release(pScreenPriv->pdd);
|
|
pScreenPriv->pdd = NULL;
|
|
}
|
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|
|
/* Invalidate the ScreenInfo's fb pointer */
|
|
pScreenInfo->pfb = NULL;
|
|
}
|
|
|
|
/*
|
|
* Transfer the damaged regions of the shadow framebuffer to the display.
|
|
*/
|
|
|
|
static void
|
|
winShadowUpdateDDNL(ScreenPtr pScreen, shadowBufPtr pBuf)
|
|
{
|
|
winScreenPriv(pScreen);
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
RegionPtr damage = shadowDamage(pBuf);
|
|
HRESULT ddrval = DD_OK;
|
|
RECT rcDest, rcSrc;
|
|
POINT ptOrigin;
|
|
DWORD dwBox = RegionNumRects(damage);
|
|
BoxPtr pBox = RegionRects(damage);
|
|
HRGN hrgnCombined = NULL;
|
|
|
|
/*
|
|
* Return immediately if the app is not active
|
|
* and we are fullscreen, or if we have a bad display depth
|
|
*/
|
|
if ((!pScreenPriv->fActive && pScreenInfo->fFullScreen)
|
|
|| pScreenPriv->fBadDepth)
|
|
return;
|
|
|
|
/* Return immediately if we didn't get needed surfaces */
|
|
if (!pScreenPriv->pddsPrimary4 || !pScreenPriv->pddsShadow4)
|
|
return;
|
|
|
|
/* Get the origin of the window in the screen coords */
|
|
ptOrigin.x = pScreenInfo->dwXOffset;
|
|
ptOrigin.y = pScreenInfo->dwYOffset;
|
|
MapWindowPoints(pScreenPriv->hwndScreen,
|
|
HWND_DESKTOP, (LPPOINT) &ptOrigin, 1);
|
|
|
|
/*
|
|
* Handle small regions with multiple blits,
|
|
* handle large regions by creating a clipping region and
|
|
* doing a single blit constrained to that clipping region.
|
|
*/
|
|
if (pScreenInfo->dwClipUpdatesNBoxes == 0
|
|
|| dwBox < pScreenInfo->dwClipUpdatesNBoxes) {
|
|
/* Loop through all boxes in the damaged region */
|
|
while (dwBox--) {
|
|
/* Assign damage box to source rectangle */
|
|
rcSrc.left = pBox->x1;
|
|
rcSrc.top = pBox->y1;
|
|
rcSrc.right = pBox->x2;
|
|
rcSrc.bottom = pBox->y2;
|
|
|
|
/* Calculate destination rectangle */
|
|
rcDest.left = ptOrigin.x + rcSrc.left;
|
|
rcDest.top = ptOrigin.y + rcSrc.top;
|
|
rcDest.right = ptOrigin.x + rcSrc.right;
|
|
rcDest.bottom = ptOrigin.y + rcSrc.bottom;
|
|
|
|
/* Blit the damaged areas */
|
|
ddrval = IDirectDrawSurface4_Blt(pScreenPriv->pddsPrimary4,
|
|
&rcDest,
|
|
pScreenPriv->pddsShadow4,
|
|
&rcSrc, DDBLT_WAIT, NULL);
|
|
if (FAILED(ddrval)) {
|
|
static int s_iFailCount = 0;
|
|
|
|
if (s_iFailCount < FAIL_MSG_MAX_BLT) {
|
|
ErrorF("winShadowUpdateDDNL - IDirectDrawSurface4_Blt () "
|
|
"failed: %08x\n", (unsigned int) ddrval);
|
|
|
|
++s_iFailCount;
|
|
|
|
if (s_iFailCount == FAIL_MSG_MAX_BLT) {
|
|
ErrorF("winShadowUpdateDDNL - IDirectDrawSurface4_Blt "
|
|
"failure message maximum (%d) reached. No "
|
|
"more failure messages will be printed.\n",
|
|
FAIL_MSG_MAX_BLT);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Get a pointer to the next box */
|
|
++pBox;
|
|
}
|
|
}
|
|
else {
|
|
BoxPtr pBoxExtents = RegionExtents(damage);
|
|
|
|
/* Compute a GDI region from the damaged region */
|
|
hrgnCombined =
|
|
CreateRectRgn(pBoxExtents->x1, pBoxExtents->y1, pBoxExtents->x2,
|
|
pBoxExtents->y2);
|
|
|
|
/* Install the GDI region as a clipping region */
|
|
SelectClipRgn(pScreenPriv->hdcScreen, hrgnCombined);
|
|
DeleteObject(hrgnCombined);
|
|
hrgnCombined = NULL;
|
|
|
|
#if CYGDEBUG
|
|
winDebug("winShadowUpdateDDNL - be x1 %d y1 %d x2 %d y2 %d\n",
|
|
pBoxExtents->x1, pBoxExtents->y1,
|
|
pBoxExtents->x2, pBoxExtents->y2);
|
|
#endif
|
|
|
|
/* Calculating a bounding box for the source is easy */
|
|
rcSrc.left = pBoxExtents->x1;
|
|
rcSrc.top = pBoxExtents->y1;
|
|
rcSrc.right = pBoxExtents->x2;
|
|
rcSrc.bottom = pBoxExtents->y2;
|
|
|
|
/* Calculating a bounding box for the destination is trickier */
|
|
rcDest.left = ptOrigin.x + rcSrc.left;
|
|
rcDest.top = ptOrigin.y + rcSrc.top;
|
|
rcDest.right = ptOrigin.x + rcSrc.right;
|
|
rcDest.bottom = ptOrigin.y + rcSrc.bottom;
|
|
|
|
/* Our Blt should be clipped to the invalidated region */
|
|
ddrval = IDirectDrawSurface4_Blt(pScreenPriv->pddsPrimary4,
|
|
&rcDest,
|
|
pScreenPriv->pddsShadow4,
|
|
&rcSrc, DDBLT_WAIT, NULL);
|
|
|
|
/* Reset the clip region */
|
|
SelectClipRgn(pScreenPriv->hdcScreen, NULL);
|
|
}
|
|
}
|
|
|
|
static Bool
|
|
winInitScreenShadowDDNL(ScreenPtr pScreen)
|
|
{
|
|
winScreenPriv(pScreen);
|
|
|
|
/* Get a device context for the screen */
|
|
pScreenPriv->hdcScreen = GetDC(pScreenPriv->hwndScreen);
|
|
|
|
return winAllocateFBShadowDDNL(pScreen);
|
|
}
|
|
|
|
/*
|
|
* Call the wrapped CloseScreen function.
|
|
*
|
|
* Free our resources and private structures.
|
|
*/
|
|
|
|
static Bool
|
|
winCloseScreenShadowDDNL(ScreenPtr pScreen)
|
|
{
|
|
winScreenPriv(pScreen);
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
Bool fReturn;
|
|
|
|
#if CYGDEBUG
|
|
winDebug("winCloseScreenShadowDDNL - 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);
|
|
if (pScreen->CloseScreen)
|
|
fReturn = (*pScreen->CloseScreen) (pScreen);
|
|
|
|
winFreeFBShadowDDNL(pScreen);
|
|
|
|
/* Free the screen DC */
|
|
ReleaseDC(pScreenPriv->hwndScreen, pScreenPriv->hdcScreen);
|
|
|
|
/* Delete the window property */
|
|
RemoveProp(pScreenPriv->hwndScreen, WIN_SCR_PROP);
|
|
|
|
/* 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;
|
|
|
|
/* Free the screen privates for this screen */
|
|
free((void *) 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
|
|
winInitVisualsShadowDDNL(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 == 0 || dwGreenBits == 0 || dwBlueBits == 0)
|
|
pScreenPriv->dwBitsPerRGB = 8;
|
|
else if (dwRedBits > dwGreenBits && dwRedBits > dwBlueBits)
|
|
pScreenPriv->dwBitsPerRGB = dwRedBits;
|
|
else if (dwGreenBits > dwRedBits && dwGreenBits > dwBlueBits)
|
|
pScreenPriv->dwBitsPerRGB = dwGreenBits;
|
|
else
|
|
pScreenPriv->dwBitsPerRGB = dwBlueBits;
|
|
|
|
winDebug("winInitVisualsShadowDDNL - Masks %08x %08x %08x BPRGB %d d %d "
|
|
"bpp %d\n",
|
|
(unsigned int) pScreenPriv->dwRedMask,
|
|
(unsigned int) pScreenPriv->dwGreenMask,
|
|
(unsigned int) pScreenPriv->dwBlueMask,
|
|
(int) pScreenPriv->dwBitsPerRGB,
|
|
(int) pScreenInfo->dwDepth, (int) pScreenInfo->dwBPP);
|
|
|
|
/* Create a single visual according to the Windows screen depth */
|
|
switch (pScreenInfo->dwDepth) {
|
|
case 24:
|
|
case 16:
|
|
case 15:
|
|
/* Setup the real visual */
|
|
if (!miSetVisualTypesAndMasks(pScreenInfo->dwDepth,
|
|
TrueColorMask,
|
|
pScreenPriv->dwBitsPerRGB,
|
|
-1,
|
|
pScreenPriv->dwRedMask,
|
|
pScreenPriv->dwGreenMask,
|
|
pScreenPriv->dwBlueMask)) {
|
|
ErrorF("winInitVisualsShadowDDNL - miSetVisualTypesAndMasks "
|
|
"failed for TrueColor\n");
|
|
return FALSE;
|
|
}
|
|
|
|
#ifdef XWIN_EMULATEPSEUDO
|
|
if (!pScreenInfo->fEmulatePseudo)
|
|
break;
|
|
|
|
/* Setup a pseudocolor visual */
|
|
if (!miSetVisualTypesAndMasks(8, PseudoColorMask, 8, -1, 0, 0, 0)) {
|
|
ErrorF("winInitVisualsShadowDDNL - miSetVisualTypesAndMasks "
|
|
"failed for PseudoColor\n");
|
|
return FALSE;
|
|
}
|
|
#endif
|
|
break;
|
|
|
|
case 8:
|
|
if (!miSetVisualTypesAndMasks(pScreenInfo->dwDepth,
|
|
pScreenInfo->fFullScreen
|
|
? PseudoColorMask : StaticColorMask,
|
|
pScreenPriv->dwBitsPerRGB,
|
|
pScreenInfo->fFullScreen
|
|
? PseudoColor : StaticColor,
|
|
pScreenPriv->dwRedMask,
|
|
pScreenPriv->dwGreenMask,
|
|
pScreenPriv->dwBlueMask)) {
|
|
ErrorF("winInitVisualsShadowDDNL - miSetVisualTypesAndMasks "
|
|
"failed\n");
|
|
return FALSE;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
ErrorF("winInitVisualsShadowDDNL - Unknown screen depth\n");
|
|
return FALSE;
|
|
}
|
|
|
|
#if CYGDEBUG
|
|
winDebug("winInitVisualsShadowDDNL - Returning\n");
|
|
#endif
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Adjust the user proposed video mode
|
|
*/
|
|
|
|
static Bool
|
|
winAdjustVideoModeShadowDDNL(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("winAdjustVideoModeShadowDDNL - 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;
|
|
}
|
|
|
|
/*
|
|
* Blt exposed regions to the screen
|
|
*/
|
|
|
|
static Bool
|
|
winBltExposedRegionsShadowDDNL(ScreenPtr pScreen)
|
|
{
|
|
winScreenPriv(pScreen);
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
RECT rcSrc, rcDest;
|
|
POINT ptOrigin;
|
|
HDC hdcUpdate;
|
|
PAINTSTRUCT ps;
|
|
HRESULT ddrval = DD_OK;
|
|
Bool fReturn = TRUE;
|
|
int i;
|
|
|
|
/* Quite common case. The primary surface was lost (maybe because of depth
|
|
* change). Try to create a new primary surface. Bail out if this fails */
|
|
if (pScreenPriv->pddsPrimary4 == NULL && pScreenPriv->fRetryCreateSurface &&
|
|
!winCreatePrimarySurfaceShadowDDNL(pScreen)) {
|
|
Sleep(100);
|
|
return FALSE;
|
|
}
|
|
if (pScreenPriv->pddsPrimary4 == NULL)
|
|
return FALSE;
|
|
|
|
/* BeginPaint gives us an hdc that clips to the invalidated region */
|
|
hdcUpdate = BeginPaint(pScreenPriv->hwndScreen, &ps);
|
|
if (hdcUpdate == NULL) {
|
|
fReturn = FALSE;
|
|
ErrorF("winBltExposedRegionsShadowDDNL - BeginPaint () returned "
|
|
"a NULL device context handle. Aborting blit attempt.\n");
|
|
goto winBltExposedRegionsShadowDDNL_Exit;
|
|
}
|
|
|
|
/* Get the origin of the window in the screen coords */
|
|
ptOrigin.x = pScreenInfo->dwXOffset;
|
|
ptOrigin.y = pScreenInfo->dwYOffset;
|
|
|
|
MapWindowPoints(pScreenPriv->hwndScreen,
|
|
HWND_DESKTOP, (LPPOINT) &ptOrigin, 1);
|
|
rcDest.left = ptOrigin.x;
|
|
rcDest.right = ptOrigin.x + pScreenInfo->dwWidth;
|
|
rcDest.top = ptOrigin.y;
|
|
rcDest.bottom = ptOrigin.y + pScreenInfo->dwHeight;
|
|
|
|
/* Source can be entire shadow surface, as Blt should clip for us */
|
|
rcSrc.left = 0;
|
|
rcSrc.top = 0;
|
|
rcSrc.right = pScreenInfo->dwWidth;
|
|
rcSrc.bottom = pScreenInfo->dwHeight;
|
|
|
|
/* Try to regain the primary surface and blit again if we've lost it */
|
|
for (i = 0; i <= WIN_REGAIN_SURFACE_RETRIES; ++i) {
|
|
/* Our Blt should be clipped to the invalidated region */
|
|
ddrval = IDirectDrawSurface4_Blt(pScreenPriv->pddsPrimary4,
|
|
&rcDest,
|
|
pScreenPriv->pddsShadow4,
|
|
&rcSrc, DDBLT_WAIT, NULL);
|
|
if (ddrval == DDERR_SURFACELOST) {
|
|
/* Surface was lost */
|
|
winErrorFVerb(1, "winBltExposedRegionsShadowDDNL - "
|
|
"IDirectDrawSurface4_Blt reported that the primary "
|
|
"surface was lost, trying to restore, retry: %d\n",
|
|
i + 1);
|
|
|
|
/* Try to restore the surface, once */
|
|
|
|
ddrval = IDirectDrawSurface4_Restore(pScreenPriv->pddsPrimary4);
|
|
winDebug("winBltExposedRegionsShadowDDNL - "
|
|
"IDirectDrawSurface4_Restore returned: ");
|
|
if (ddrval == DD_OK)
|
|
winDebug("DD_OK\n");
|
|
else if (ddrval == DDERR_WRONGMODE)
|
|
winDebug("DDERR_WRONGMODE\n");
|
|
else if (ddrval == DDERR_INCOMPATIBLEPRIMARY)
|
|
winDebug("DDERR_INCOMPATIBLEPRIMARY\n");
|
|
else if (ddrval == DDERR_UNSUPPORTED)
|
|
winDebug("DDERR_UNSUPPORTED\n");
|
|
else if (ddrval == DDERR_INVALIDPARAMS)
|
|
winDebug("DDERR_INVALIDPARAMS\n");
|
|
else if (ddrval == DDERR_INVALIDOBJECT)
|
|
winDebug("DDERR_INVALIDOBJECT\n");
|
|
else
|
|
winDebug("unknown error: %08x\n", (unsigned int) ddrval);
|
|
|
|
/* Loop around to try the blit one more time */
|
|
continue;
|
|
}
|
|
else if (FAILED(ddrval)) {
|
|
fReturn = FALSE;
|
|
winErrorFVerb(1, "winBltExposedRegionsShadowDDNL - "
|
|
"IDirectDrawSurface4_Blt failed, but surface not "
|
|
"lost: %08x %d\n",
|
|
(unsigned int) ddrval, (int) ddrval);
|
|
goto winBltExposedRegionsShadowDDNL_Exit;
|
|
}
|
|
else {
|
|
/* Success, stop looping */
|
|
break;
|
|
}
|
|
}
|
|
|
|
winBltExposedRegionsShadowDDNL_Exit:
|
|
/* EndPaint frees the DC */
|
|
if (hdcUpdate != NULL)
|
|
EndPaint(pScreenPriv->hwndScreen, &ps);
|
|
return fReturn;
|
|
}
|
|
|
|
/*
|
|
* Do any engine-specific application-activation processing
|
|
*/
|
|
|
|
static Bool
|
|
winActivateAppShadowDDNL(ScreenPtr pScreen)
|
|
{
|
|
winScreenPriv(pScreen);
|
|
|
|
/*
|
|
* Do we have a surface?
|
|
* Are we active?
|
|
* Are we full screen?
|
|
*/
|
|
if (pScreenPriv != NULL
|
|
&& pScreenPriv->pddsPrimary4 != NULL && pScreenPriv->fActive) {
|
|
/* Primary surface was lost, restore it */
|
|
IDirectDrawSurface4_Restore(pScreenPriv->pddsPrimary4);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Reblit the shadow framebuffer to the screen.
|
|
*/
|
|
|
|
static Bool
|
|
winRedrawScreenShadowDDNL(ScreenPtr pScreen)
|
|
{
|
|
winScreenPriv(pScreen);
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
HRESULT ddrval = DD_OK;
|
|
RECT rcSrc, rcDest;
|
|
POINT ptOrigin;
|
|
|
|
/* Get the origin of the window in the screen coords */
|
|
ptOrigin.x = pScreenInfo->dwXOffset;
|
|
ptOrigin.y = pScreenInfo->dwYOffset;
|
|
MapWindowPoints(pScreenPriv->hwndScreen,
|
|
HWND_DESKTOP, (LPPOINT) &ptOrigin, 1);
|
|
rcDest.left = ptOrigin.x;
|
|
rcDest.right = ptOrigin.x + pScreenInfo->dwWidth;
|
|
rcDest.top = ptOrigin.y;
|
|
rcDest.bottom = ptOrigin.y + pScreenInfo->dwHeight;
|
|
|
|
/* Source can be entire shadow surface, as Blt should clip for us */
|
|
rcSrc.left = 0;
|
|
rcSrc.top = 0;
|
|
rcSrc.right = pScreenInfo->dwWidth;
|
|
rcSrc.bottom = pScreenInfo->dwHeight;
|
|
|
|
/* Redraw the whole window, to take account for the new colors */
|
|
ddrval = IDirectDrawSurface4_Blt(pScreenPriv->pddsPrimary4,
|
|
&rcDest,
|
|
pScreenPriv->pddsShadow4,
|
|
&rcSrc, DDBLT_WAIT, NULL);
|
|
if (FAILED(ddrval)) {
|
|
ErrorF("winRedrawScreenShadowDDNL - IDirectDrawSurface4_Blt () "
|
|
"failed: %08x\n", (unsigned int) ddrval);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Realize the currently installed colormap
|
|
*/
|
|
|
|
static Bool
|
|
winRealizeInstalledPaletteShadowDDNL(ScreenPtr pScreen)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Install the specified colormap
|
|
*/
|
|
|
|
static Bool
|
|
winInstallColormapShadowDDNL(ColormapPtr pColormap)
|
|
{
|
|
ScreenPtr pScreen = pColormap->pScreen;
|
|
|
|
winScreenPriv(pScreen);
|
|
winCmapPriv(pColormap);
|
|
HRESULT ddrval = DD_OK;
|
|
|
|
/* Install the DirectDraw palette on the primary surface */
|
|
ddrval = IDirectDrawSurface4_SetPalette(pScreenPriv->pddsPrimary4,
|
|
pCmapPriv->lpDDPalette);
|
|
if (FAILED(ddrval)) {
|
|
ErrorF("winInstallColormapShadowDDNL - Failed installing the "
|
|
"DirectDraw palette.\n");
|
|
return FALSE;
|
|
}
|
|
|
|
/* Save a pointer to the newly installed colormap */
|
|
pScreenPriv->pcmapInstalled = pColormap;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Store the specified colors in the specified colormap
|
|
*/
|
|
|
|
static Bool
|
|
winStoreColorsShadowDDNL(ColormapPtr pColormap, int ndef, xColorItem * pdefs)
|
|
{
|
|
ScreenPtr pScreen = pColormap->pScreen;
|
|
|
|
winScreenPriv(pScreen);
|
|
winCmapPriv(pColormap);
|
|
ColormapPtr curpmap = pScreenPriv->pcmapInstalled;
|
|
HRESULT ddrval = DD_OK;
|
|
|
|
/* Put the X colormap entries into the Windows logical palette */
|
|
ddrval = IDirectDrawPalette_SetEntries(pCmapPriv->lpDDPalette,
|
|
0,
|
|
pdefs[0].pixel,
|
|
ndef,
|
|
pCmapPriv->peColors
|
|
+ pdefs[0].pixel);
|
|
if (FAILED(ddrval)) {
|
|
ErrorF("winStoreColorsShadowDDNL - SetEntries () failed: %08x\n",
|
|
(unsigned int) ddrval);
|
|
return FALSE;
|
|
}
|
|
|
|
/* Don't install the DirectDraw palette if the colormap is not installed */
|
|
if (pColormap != curpmap) {
|
|
return TRUE;
|
|
}
|
|
|
|
if (!winInstallColormapShadowDDNL(pColormap)) {
|
|
ErrorF("winStoreColorsShadowDDNL - Failed installing colormap\n");
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Colormap initialization procedure
|
|
*/
|
|
|
|
static Bool
|
|
winCreateColormapShadowDDNL(ColormapPtr pColormap)
|
|
{
|
|
HRESULT ddrval = DD_OK;
|
|
ScreenPtr pScreen = pColormap->pScreen;
|
|
|
|
winScreenPriv(pScreen);
|
|
winCmapPriv(pColormap);
|
|
|
|
/* Create a DirectDraw palette */
|
|
ddrval = IDirectDraw4_CreatePalette(pScreenPriv->pdd4,
|
|
DDPCAPS_8BIT | DDPCAPS_ALLOW256,
|
|
pCmapPriv->peColors,
|
|
&pCmapPriv->lpDDPalette, NULL);
|
|
if (FAILED(ddrval)) {
|
|
ErrorF("winCreateColormapShadowDDNL - CreatePalette failed\n");
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Colormap destruction procedure
|
|
*/
|
|
|
|
static Bool
|
|
winDestroyColormapShadowDDNL(ColormapPtr pColormap)
|
|
{
|
|
winScreenPriv(pColormap->pScreen);
|
|
winCmapPriv(pColormap);
|
|
HRESULT ddrval = DD_OK;
|
|
|
|
/*
|
|
* Is colormap to be destroyed the default?
|
|
*
|
|
* Non-default colormaps should have had winUninstallColormap
|
|
* called on them before we get here. The default colormap
|
|
* will not have had winUninstallColormap called on it. Thus,
|
|
* we need to handle the default colormap in a special way.
|
|
*/
|
|
if (pColormap->flags & IsDefault) {
|
|
#if CYGDEBUG
|
|
winDebug
|
|
("winDestroyColormapShadowDDNL - Destroying default colormap\n");
|
|
#endif
|
|
|
|
/*
|
|
* FIXME: Walk the list of all screens, popping the default
|
|
* palette out of each screen device context.
|
|
*/
|
|
|
|
/* Pop the palette out of the primary surface */
|
|
ddrval = IDirectDrawSurface4_SetPalette(pScreenPriv->pddsPrimary4,
|
|
NULL);
|
|
if (FAILED(ddrval)) {
|
|
ErrorF("winDestroyColormapShadowDDNL - Failed freeing the "
|
|
"default colormap DirectDraw palette.\n");
|
|
return FALSE;
|
|
}
|
|
|
|
/* Clear our private installed colormap pointer */
|
|
pScreenPriv->pcmapInstalled = NULL;
|
|
}
|
|
|
|
/* Release the palette */
|
|
IDirectDrawPalette_Release(pCmapPriv->lpDDPalette);
|
|
|
|
/* Invalidate the colormap privates */
|
|
pCmapPriv->lpDDPalette = NULL;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Set pointers to our engine specific functions
|
|
*/
|
|
|
|
Bool
|
|
winSetEngineFunctionsShadowDDNL(ScreenPtr pScreen)
|
|
{
|
|
winScreenPriv(pScreen);
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
|
|
/* Set our pointers */
|
|
pScreenPriv->pwinAllocateFB = winAllocateFBShadowDDNL;
|
|
pScreenPriv->pwinFreeFB = winFreeFBShadowDDNL;
|
|
pScreenPriv->pwinShadowUpdate = winShadowUpdateDDNL;
|
|
pScreenPriv->pwinInitScreen = winInitScreenShadowDDNL;
|
|
pScreenPriv->pwinCloseScreen = winCloseScreenShadowDDNL;
|
|
pScreenPriv->pwinInitVisuals = winInitVisualsShadowDDNL;
|
|
pScreenPriv->pwinAdjustVideoMode = winAdjustVideoModeShadowDDNL;
|
|
if (pScreenInfo->fFullScreen)
|
|
pScreenPriv->pwinCreateBoundingWindow =
|
|
winCreateBoundingWindowFullScreen;
|
|
else
|
|
pScreenPriv->pwinCreateBoundingWindow = winCreateBoundingWindowWindowed;
|
|
pScreenPriv->pwinFinishScreenInit = winFinishScreenInitFB;
|
|
pScreenPriv->pwinBltExposedRegions = winBltExposedRegionsShadowDDNL;
|
|
pScreenPriv->pwinActivateApp = winActivateAppShadowDDNL;
|
|
pScreenPriv->pwinRedrawScreen = winRedrawScreenShadowDDNL;
|
|
pScreenPriv->pwinRealizeInstalledPalette
|
|
= winRealizeInstalledPaletteShadowDDNL;
|
|
pScreenPriv->pwinInstallColormap = winInstallColormapShadowDDNL;
|
|
pScreenPriv->pwinStoreColors = winStoreColorsShadowDDNL;
|
|
pScreenPriv->pwinCreateColormap = winCreateColormapShadowDDNL;
|
|
pScreenPriv->pwinDestroyColormap = winDestroyColormapShadowDDNL;
|
|
pScreenPriv->pwinHotKeyAltTab =
|
|
(winHotKeyAltTabProcPtr) (void (*)(void)) NoopDDA;
|
|
pScreenPriv->pwinCreatePrimarySurface = winCreatePrimarySurfaceShadowDDNL;
|
|
pScreenPriv->pwinReleasePrimarySurface = winReleasePrimarySurfaceShadowDDNL;
|
|
#ifdef XWIN_MULTIWINDOW
|
|
pScreenPriv->pwinFinishCreateWindowsWindow
|
|
= (winFinishCreateWindowsWindowProcPtr) (void (*)(void)) NoopDDA;
|
|
#endif
|
|
|
|
return TRUE;
|
|
}
|