diff options
Diffstat (limited to 'xorg-server/hw/xwin/winshaddd.c')
| -rw-r--r-- | xorg-server/hw/xwin/winshaddd.c | 1221 |
1 files changed, 0 insertions, 1221 deletions
diff --git a/xorg-server/hw/xwin/winshaddd.c b/xorg-server/hw/xwin/winshaddd.c deleted file mode 100644 index 4904eb440..000000000 --- a/xorg-server/hw/xwin/winshaddd.c +++ /dev/null @@ -1,1221 +0,0 @@ -/* - *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 prototypes - */ - -static Bool - winAllocateFBShadowDD(ScreenPtr pScreen); - -static void - winShadowUpdateDD(ScreenPtr pScreen, shadowBufPtr pBuf); - -static Bool - winCloseScreenShadowDD(ScreenPtr pScreen); - -static Bool - winInitVisualsShadowDD(ScreenPtr pScreen); - -static Bool - winAdjustVideoModeShadowDD(ScreenPtr pScreen); - -static Bool - winBltExposedRegionsShadowDD(ScreenPtr pScreen); - -static Bool - winActivateAppShadowDD(ScreenPtr pScreen); - -static Bool - winRedrawScreenShadowDD(ScreenPtr pScreen); - -static Bool - winRealizeInstalledPaletteShadowDD(ScreenPtr pScreen); - -static Bool - winInstallColormapShadowDD(ColormapPtr pColormap); - -static Bool - winStoreColorsShadowDD(ColormapPtr pmap, int ndef, xColorItem * pdefs); - -static Bool - winCreateColormapShadowDD(ColormapPtr pColormap); - -static Bool - winDestroyColormapShadowDD(ColormapPtr pColormap); - -static Bool - winCreatePrimarySurfaceShadowDD(ScreenPtr pScreen); - -static Bool - winReleasePrimarySurfaceShadowDD(ScreenPtr pScreen); - -/* - * Create the primary surface and attach the clipper. - * Used for both the initial surface creation and during - * WM_DISPLAYCHANGE messages. - */ - -static Bool -winCreatePrimarySurfaceShadowDD(ScreenPtr pScreen) -{ - winScreenPriv(pScreen); - HRESULT ddrval = DD_OK; - DDSURFACEDESC ddsd; - - /* Describe the primary surface */ - ZeroMemory(&ddsd, sizeof(ddsd)); - ddsd.dwSize = sizeof(ddsd); - ddsd.dwFlags = DDSD_CAPS; - ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE; - - /* Create the primary surface */ - ddrval = IDirectDraw2_CreateSurface(pScreenPriv->pdd2, - &ddsd, &pScreenPriv->pddsPrimary, NULL); - if (FAILED(ddrval)) { - ErrorF("winCreatePrimarySurfaceShadowDD - Could not create primary " - "surface: %08x\n", (unsigned int) ddrval); - return FALSE; - } - -#if CYGDEBUG - winDebug("winCreatePrimarySurfaceShadowDD - Created primary surface\n"); -#endif - - /* - * Attach a clipper to the primary surface that will clip our blits to our - * display window. - */ - ddrval = IDirectDrawSurface2_SetClipper(pScreenPriv->pddsPrimary, - pScreenPriv->pddcPrimary); - if (FAILED(ddrval)) { - ErrorF("winCreatePrimarySurfaceShadowDD - Primary attach clipper " - "failed: %08x\n", (unsigned int) ddrval); - return FALSE; - } - -#if CYGDEBUG - winDebug("winCreatePrimarySurfaceShadowDD - Attached clipper to " - "primary surface\n"); -#endif - - /* Everything was correct */ - return TRUE; -} - -/* - * Detach the clipper and release the primary surface. - * Called from WM_DISPLAYCHANGE. - */ - -static Bool -winReleasePrimarySurfaceShadowDD(ScreenPtr pScreen) -{ - winScreenPriv(pScreen); - - ErrorF("winReleasePrimarySurfaceShadowDD - Hello\n"); - - /* Release the primary surface and clipper, if they exist */ - if (pScreenPriv->pddsPrimary) { - /* - * Detach the clipper from the primary surface. - * NOTE: We do this explicity for clarity. The Clipper is not released. - */ - IDirectDrawSurface2_SetClipper(pScreenPriv->pddsPrimary, NULL); - - ErrorF("winReleasePrimarySurfaceShadowDD - Detached clipper\n"); - - /* Release the primary surface */ - IDirectDrawSurface2_Release(pScreenPriv->pddsPrimary); - pScreenPriv->pddsPrimary = NULL; - } - - ErrorF("winReleasePrimarySurfaceShadowDD - Released primary surface\n"); - - return TRUE; -} - -/* - * Create a DirectDraw surface for the shadow framebuffer; also create - * a primary surface object so we can blit to the display. - * - * Install a DirectDraw clipper on our primary surface object - * that clips our blits to the unobscured client area of our display window. - */ - -static Bool -winAllocateFBShadowDD(ScreenPtr pScreen) -{ - winScreenPriv(pScreen); - winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; - HRESULT ddrval = DD_OK; - DDSURFACEDESC ddsd; - DDSURFACEDESC *pddsdShadow = NULL; - -#if CYGDEBUG - winDebug("winAllocateFBShadowDD\n"); -#endif - - /* Create a clipper */ - ddrval = (*g_fpDirectDrawCreateClipper) (0, - &pScreenPriv->pddcPrimary, NULL); - if (FAILED(ddrval)) { - ErrorF("winAllocateFBShadowDD - Could not create clipper: %08x\n", - (unsigned int) ddrval); - return FALSE; - } - -#if CYGDEBUG - winDebug("winAllocateFBShadowDD - Created a clipper\n"); -#endif - - /* Attach the clipper to our display window */ - ddrval = IDirectDrawClipper_SetHWnd(pScreenPriv->pddcPrimary, - 0, pScreenPriv->hwndScreen); - if (FAILED(ddrval)) { - ErrorF("winAllocateFBShadowDD - Clipper not attached to " - "window: %08x\n", (unsigned int) ddrval); - return FALSE; - } - -#if CYGDEBUG - winDebug("winAllocateFBShadowDD - Attached clipper to window\n"); -#endif - - /* Create a DirectDraw object, store the address at lpdd */ - ddrval = (*g_fpDirectDrawCreate) (NULL, &pScreenPriv->pdd, NULL); - if (FAILED(ddrval)) { - ErrorF("winAllocateFBShadowDD - Could not start DirectDraw: %08x\n", - (unsigned int) ddrval); - return FALSE; - } - -#if CYGDEBUG - winDebug("winAllocateFBShadowDD () - Created and initialized DD\n"); -#endif - - /* 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; - } - - /* Are we full screen? */ - if (pScreenInfo->fFullScreen) { - DDSURFACEDESC ddsdCurrent; - DWORD dwRefreshRateCurrent = 0; - HDC hdc = NULL; - - /* Set the cooperative level to full screen */ - ddrval = IDirectDraw2_SetCooperativeLevel(pScreenPriv->pdd2, - pScreenPriv->hwndScreen, - DDSCL_EXCLUSIVE - | DDSCL_FULLSCREEN); - if (FAILED(ddrval)) { - ErrorF("winAllocateFBShadowDD - Could not set " - "cooperative level: %08x\n", (unsigned int) ddrval); - return FALSE; - } - - /* - * We only need to get the current refresh rate for comparison - * if a refresh rate has been passed on the command line. - */ - if (pScreenInfo->dwRefreshRate != 0) { - ZeroMemory(&ddsdCurrent, sizeof(ddsdCurrent)); - ddsdCurrent.dwSize = sizeof(ddsdCurrent); - - /* Get information about current display settings */ - ddrval = IDirectDraw2_GetDisplayMode(pScreenPriv->pdd2, - &ddsdCurrent); - if (FAILED(ddrval)) { - ErrorF("winAllocateFBShadowDD - Could not get current " - "refresh rate: %08x. Continuing.\n", - (unsigned int) ddrval); - dwRefreshRateCurrent = 0; - } - else { - /* Grab the current refresh rate */ - dwRefreshRateCurrent = ddsdCurrent.u2.dwRefreshRate; - } - } - - /* Clean up the refresh rate */ - if (dwRefreshRateCurrent == pScreenInfo->dwRefreshRate) { - /* - * Refresh rate is non-specified or equal to current. - */ - pScreenInfo->dwRefreshRate = 0; - } - - /* Grab a device context for the screen */ - hdc = GetDC(NULL); - if (hdc == NULL) { - ErrorF("winAllocateFBShadowDD - GetDC () failed\n"); - return FALSE; - } - - /* Only change the video mode when different than current mode */ - if (!pScreenInfo->fMultipleMonitors - && (pScreenInfo->dwWidth != GetSystemMetrics(SM_CXSCREEN) - || pScreenInfo->dwHeight != GetSystemMetrics(SM_CYSCREEN) - || pScreenInfo->dwBPP != GetDeviceCaps(hdc, BITSPIXEL) - || pScreenInfo->dwRefreshRate != 0)) { - ErrorF("winAllocateFBShadowDD - Changing video mode\n"); - - /* Change the video mode to the mode requested, and use the driver default refresh rate on failure */ - ddrval = IDirectDraw2_SetDisplayMode(pScreenPriv->pdd2, - pScreenInfo->dwWidth, - pScreenInfo->dwHeight, - pScreenInfo->dwBPP, - pScreenInfo->dwRefreshRate, 0); - if (FAILED(ddrval)) { - ErrorF("winAllocateFBShadowDD - Could not set " - "full screen display mode: %08x\n", - (unsigned int) ddrval); - ErrorF - ("winAllocateFBShadowDD - Using default driver refresh rate\n"); - ddrval = - IDirectDraw2_SetDisplayMode(pScreenPriv->pdd2, - pScreenInfo->dwWidth, - pScreenInfo->dwHeight, - pScreenInfo->dwBPP, 0, 0); - if (FAILED(ddrval)) { - ErrorF - ("winAllocateFBShadowDD - Could not set default refresh rate " - "full screen display mode: %08x\n", - (unsigned int) ddrval); - return FALSE; - } - } - } - else { - ErrorF("winAllocateFBShadowDD - Not changing video mode\n"); - } - - /* Release our DC */ - ReleaseDC(NULL, hdc); - hdc = NULL; - } - else { - /* Set the cooperative level for windowed mode */ - ddrval = IDirectDraw2_SetCooperativeLevel(pScreenPriv->pdd2, - pScreenPriv->hwndScreen, - DDSCL_NORMAL); - if (FAILED(ddrval)) { - ErrorF("winAllocateFBShadowDD - Could not set " - "cooperative level: %08x\n", (unsigned int) ddrval); - return FALSE; - } - } - - /* Create the primary surface */ - if (!winCreatePrimarySurfaceShadowDD(pScreen)) { - ErrorF("winAllocateFBShadowDD - winCreatePrimarySurfaceShadowDD " - "failed\n"); - return FALSE; - } - - /* Describe the shadow 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->pddsShadow, NULL); - if (FAILED(ddrval)) { - ErrorF("winAllocateFBShadowDD - Could not create shadow " - "surface: %08x\n", (unsigned int) ddrval); - return FALSE; - } - -#if CYGDEBUG - winDebug("winAllocateFBShadowDD - Created shadow\n"); -#endif - - /* Allocate a DD surface description for our screen privates */ - pddsdShadow = pScreenPriv->pddsdShadow = malloc(sizeof(DDSURFACEDESC)); - if (pddsdShadow == NULL) { - ErrorF("winAllocateFBShadowDD - Could not allocate surface " - "description memory\n"); - return FALSE; - } - ZeroMemory(pddsdShadow, sizeof(*pddsdShadow)); - pddsdShadow->dwSize = sizeof(*pddsdShadow); - -#if CYGDEBUG - winDebug("winAllocateFBShadowDD - Locking shadow\n"); -#endif - - /* Lock the shadow surface */ - ddrval = IDirectDrawSurface2_Lock(pScreenPriv->pddsShadow, - NULL, pddsdShadow, DDLOCK_WAIT, NULL); - if (FAILED(ddrval) || pddsdShadow->lpSurface == NULL) { - ErrorF("winAllocateFBShadowDD - Could not lock shadow " - "surface: %08x\n", (unsigned int) ddrval); - return FALSE; - } - -#if CYGDEBUG - winDebug("winAllocateFBShadowDD - Locked shadow\n"); -#endif - - /* We don't know how to deal with anything other than RGB */ - if (!(pddsdShadow->ddpfPixelFormat.dwFlags & DDPF_RGB)) { - ErrorF("winAllocateFBShadowDD - Color format other than RGB\n"); - return FALSE; - } - - /* Grab the pitch from the surface desc */ - pScreenInfo->dwStride = (pddsdShadow->u1.lPitch * 8) - / pScreenInfo->dwBPP; - - /* Save the pointer to our surface memory */ - pScreenInfo->pfb = pddsdShadow->lpSurface; - - /* Grab the color depth and masks from the surface description */ - pScreenPriv->dwRedMask = pddsdShadow->ddpfPixelFormat.u2.dwRBitMask; - pScreenPriv->dwGreenMask = pddsdShadow->ddpfPixelFormat.u3.dwGBitMask; - pScreenPriv->dwBlueMask = pddsdShadow->ddpfPixelFormat.u4.dwBBitMask; - -#if CYGDEBUG - winDebug("winAllocateFBShadowDD - Returning\n"); -#endif - - return TRUE; -} - -static void -winFreeFBShadowDD(ScreenPtr pScreen) -{ - winScreenPriv(pScreen); - winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; - - /* Free the shadow surface, if there is one */ - if (pScreenPriv->pddsShadow) { - IDirectDrawSurface2_Unlock(pScreenPriv->pddsShadow, NULL); - IDirectDrawSurface2_Release(pScreenPriv->pddsShadow); - pScreenPriv->pddsShadow = NULL; - } - - /* Detach the clipper from the primary surface and release the primary surface, if there is one */ - winReleasePrimarySurfaceShadowDD(pScreen); - - /* Release the clipper object */ - if (pScreenPriv->pddcPrimary) { - IDirectDrawClipper_Release(pScreenPriv->pddcPrimary); - pScreenPriv->pddcPrimary = NULL; - } - - /* Free the DirectDraw2 object, if there is one */ - if (pScreenPriv->pdd2) { - IDirectDraw2_RestoreDisplayMode(pScreenPriv->pdd2); - IDirectDraw2_Release(pScreenPriv->pdd2); - pScreenPriv->pdd2 = NULL; - } - - /* Free the DirectDraw object, if there is one */ - if (pScreenPriv->pdd) { - IDirectDraw_Release(pScreenPriv->pdd); - pScreenPriv->pdd = NULL; - } - - /* Invalidate the ScreenInfo's fb pointer */ - pScreenInfo->pfb = NULL; -} - -/* - * Transfer the damaged regions of the shadow framebuffer to the display. - */ - -static void -winShadowUpdateDD(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->pddsPrimary || !pScreenPriv->pddsShadow) - 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); - - /* Unlock the shadow surface, so we can blit */ - ddrval = IDirectDrawSurface2_Unlock(pScreenPriv->pddsShadow, NULL); - if (FAILED(ddrval)) { - ErrorF("winShadowUpdateDD - Unlock failed\n"); - return; - } - - /* - * 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 rectange */ - 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 = IDirectDrawSurface2_Blt(pScreenPriv->pddsPrimary, - &rcDest, - pScreenPriv->pddsShadow, - &rcSrc, DDBLT_WAIT, NULL); - - /* 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; - - /* 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 = IDirectDrawSurface2_Blt(pScreenPriv->pddsPrimary, - &rcDest, - pScreenPriv->pddsShadow, - &rcSrc, DDBLT_WAIT, NULL); - - /* Reset the clip region */ - SelectClipRgn(pScreenPriv->hdcScreen, NULL); - } - - /* Relock the shadow surface */ - ddrval = IDirectDrawSurface2_Lock(pScreenPriv->pddsShadow, - NULL, - pScreenPriv->pddsdShadow, - DDLOCK_WAIT, NULL); - if (FAILED(ddrval)) { - ErrorF("winShadowUpdateDD - Lock failed\n"); - return; - } - - /* Has our memory pointer changed? */ - if (pScreenInfo->pfb != pScreenPriv->pddsdShadow->lpSurface) { - ErrorF("winShadowUpdateDD - Memory location of the shadow " - "surface has changed, trying to update the root window " - "pixmap header to point to the new address. If you get " - "this message and " PROJECT_NAME " freezes or crashes " - "after this message then send a problem report and your " - "%s file to " BUILDERADDR "\n", g_pszLogFile); - - /* Location of shadow framebuffer has changed */ - winUpdateFBPointer(pScreen, pScreenPriv->pddsdShadow->lpSurface); - } -} - -static Bool -winInitScreenShadowDD(ScreenPtr pScreen) -{ - winScreenPriv(pScreen); - - /* Get a device context for the screen */ - pScreenPriv->hdcScreen = GetDC(pScreenPriv->hwndScreen); - - return winAllocateFBShadowDD(pScreen); -} - -/* - * Call the wrapped CloseScreen function. - * - * Free our resources and private structures. - */ - -static Bool -winCloseScreenShadowDD(ScreenPtr pScreen) -{ - winScreenPriv(pScreen); - winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; - Bool fReturn; - -#if CYGDEBUG - winDebug("winCloseScreenShadowDD - Freeing screen resources\n"); -#endif - - /* Flag that the screen is closed */ - pScreenPriv->fClosed = TRUE; - pScreenPriv->fActive = FALSE; - - /* Call the wrapped CloseScreen procedure */ - WIN_UNWRAP(CloseScreen); - if (pScreen->CloseScreen) - fReturn = (*pScreen->CloseScreen) (pScreen); - - winFreeFBShadowDD(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 -winInitVisualsShadowDD(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; - - ErrorF("winInitVisualsShadowDD - 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: - /* Create the real visual */ - if (!miSetVisualTypesAndMasks(pScreenInfo->dwDepth, - TrueColorMask, - pScreenPriv->dwBitsPerRGB, - TrueColor, - pScreenPriv->dwRedMask, - pScreenPriv->dwGreenMask, - pScreenPriv->dwBlueMask)) { - ErrorF("winInitVisualsShadowDD - 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("winInitVisualsShadowDD - 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("winInitVisualsShadowDD - miSetVisualTypesAndMasks " - "failed\n"); - return FALSE; - } - break; - - default: - ErrorF("winInitVisualsShadowDD - Unknown screen depth\n"); - return FALSE; - } - -#if CYGDEBUG - winDebug("winInitVisualsShadowDD - Returning\n"); -#endif - - return TRUE; -} - -/* - * Adjust the user proposed video mode - */ - -static Bool -winAdjustVideoModeShadowDD(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("winAdjustVideoModeShadowDD - 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 -winBltExposedRegionsShadowDD(ScreenPtr pScreen) -{ - winScreenPriv(pScreen); - winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; - RECT rcSrc, rcDest; - POINT ptOrigin; - HDC hdcUpdate = NULL; - PAINTSTRUCT ps; - HRESULT ddrval = DD_OK; - Bool fReturn = TRUE; - Bool fLocked = TRUE; - int i; - - /* BeginPaint gives us an hdc that clips to the invalidated region */ - hdcUpdate = BeginPaint(pScreenPriv->hwndScreen, &ps); - if (hdcUpdate == NULL) { - ErrorF("winBltExposedRegionsShadowDD - BeginPaint () returned " - "a NULL device context handle. Aborting blit attempt.\n"); - return FALSE; - } - - /* Unlock the shadow surface, so we can blit */ - ddrval = IDirectDrawSurface2_Unlock(pScreenPriv->pddsShadow, NULL); - if (FAILED(ddrval)) { - fReturn = FALSE; - goto winBltExposedRegionsShadowDD_Exit; - } - else { - /* Flag that we have unlocked the shadow surface */ - fLocked = FALSE; - } - - /* 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 enter shadow surface, as Blt should clip */ - 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 = IDirectDrawSurface2_Blt(pScreenPriv->pddsPrimary, - &rcDest, - pScreenPriv->pddsShadow, - &rcSrc, DDBLT_WAIT, NULL); - if (ddrval == DDERR_SURFACELOST) { - /* Surface was lost */ - ErrorF("winBltExposedRegionsShadowDD - IDirectDrawSurface2_Blt " - "reported that the primary surface was lost, " - "trying to restore, retry: %d\n", i + 1); - - /* Try to restore the surface, once */ - ddrval = IDirectDrawSurface2_Restore(pScreenPriv->pddsPrimary); - ErrorF("winBltExposedRegionsShadowDD - " - "IDirectDrawSurface2_Restore returned: "); - if (ddrval == DD_OK) - ErrorF("DD_OK\n"); - else if (ddrval == DDERR_WRONGMODE) - ErrorF("DDERR_WRONGMODE\n"); - else if (ddrval == DDERR_INCOMPATIBLEPRIMARY) - ErrorF("DDERR_INCOMPATIBLEPRIMARY\n"); - else if (ddrval == DDERR_UNSUPPORTED) - ErrorF("DDERR_UNSUPPORTED\n"); - else if (ddrval == DDERR_INVALIDPARAMS) - ErrorF("DDERR_INVALIDPARAMS\n"); - else if (ddrval == DDERR_INVALIDOBJECT) - ErrorF("DDERR_INVALIDOBJECT\n"); - else - ErrorF("unknown error: %08x\n", (unsigned int) ddrval); - - /* Loop around to try the blit one more time */ - continue; - } - else if (FAILED(ddrval)) { - fReturn = FALSE; - ErrorF("winBltExposedRegionsShadowDD - IDirectDrawSurface2_Blt " - "failed, but surface not lost: %08x %d\n", - (unsigned int) ddrval, (int) ddrval); - goto winBltExposedRegionsShadowDD_Exit; - } - else { - /* Success, stop looping */ - break; - } - } - - /* Relock the shadow surface */ - ddrval = IDirectDrawSurface2_Lock(pScreenPriv->pddsShadow, - NULL, - pScreenPriv->pddsdShadow, - DDLOCK_WAIT, NULL); - if (FAILED(ddrval)) { - fReturn = FALSE; - ErrorF("winBltExposedRegionsShadowDD - IDirectDrawSurface2_Lock " - "failed\n"); - goto winBltExposedRegionsShadowDD_Exit; - } - else { - /* Indicate that we have relocked the shadow surface */ - fLocked = TRUE; - } - - /* Has our memory pointer changed? */ - if (pScreenInfo->pfb != pScreenPriv->pddsdShadow->lpSurface) - winUpdateFBPointer(pScreen, pScreenPriv->pddsdShadow->lpSurface); - - winBltExposedRegionsShadowDD_Exit: - /* EndPaint frees the DC */ - if (hdcUpdate != NULL) - EndPaint(pScreenPriv->hwndScreen, &ps); - - /* - * Relock the surface if it is not locked. We don't care if locking fails, - * as it will cause the server to shutdown within a few more operations. - */ - if (!fLocked) { - IDirectDrawSurface2_Lock(pScreenPriv->pddsShadow, - NULL, - pScreenPriv->pddsdShadow, DDLOCK_WAIT, NULL); - - /* Has our memory pointer changed? */ - if (pScreenInfo->pfb != pScreenPriv->pddsdShadow->lpSurface) - winUpdateFBPointer(pScreen, pScreenPriv->pddsdShadow->lpSurface); - - fLocked = TRUE; - } - return fReturn; -} - -/* - * Do any engine-specific appliation-activation processing - */ - -static Bool -winActivateAppShadowDD(ScreenPtr pScreen) -{ - winScreenPriv(pScreen); - - /* - * Do we have a surface? - * Are we active? - * Are we fullscreen? - */ - if (pScreenPriv != NULL - && pScreenPriv->pddsPrimary != NULL && pScreenPriv->fActive) { - /* Primary surface was lost, restore it */ - IDirectDrawSurface2_Restore(pScreenPriv->pddsPrimary); - } - - return TRUE; -} - -/* - * Reblit the shadow framebuffer to the screen. - */ - -static Bool -winRedrawScreenShadowDD(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 = IDirectDrawSurface2_Blt(pScreenPriv->pddsPrimary, - &rcDest, - pScreenPriv->pddsShadow, - &rcSrc, DDBLT_WAIT, NULL); - if (FAILED(ddrval)) { - ErrorF("winRedrawScreenShadowDD - IDirectDrawSurface_Blt () " - "failed: %08x\n", (unsigned int) ddrval); - } - - return TRUE; -} - -/* - * Realize the currently installed colormap - */ - -static Bool -winRealizeInstalledPaletteShadowDD(ScreenPtr pScreen) -{ - return TRUE; -} - -/* - * Install the specified colormap - */ - -static Bool -winInstallColormapShadowDD(ColormapPtr pColormap) -{ - ScreenPtr pScreen = pColormap->pScreen; - - winScreenPriv(pScreen); - winCmapPriv(pColormap); - HRESULT ddrval = DD_OK; - - /* Install the DirectDraw palette on the primary surface */ - ddrval = IDirectDrawSurface2_SetPalette(pScreenPriv->pddsPrimary, - pCmapPriv->lpDDPalette); - if (FAILED(ddrval)) { - ErrorF("winInstallColormapShadowDD - 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 -winStoreColorsShadowDD(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("winStoreColorsShadowDD - SetEntries () failed\n"); - return FALSE; - } - - /* Don't install the DirectDraw palette if the colormap is not installed */ - if (pColormap != curpmap) { - return TRUE; - } - - if (!winInstallColormapShadowDD(pColormap)) { - ErrorF("winStoreColorsShadowDD - Failed installing colormap\n"); - return FALSE; - } - - return TRUE; -} - -/* - * Colormap initialization procedure - */ - -static Bool -winCreateColormapShadowDD(ColormapPtr pColormap) -{ - HRESULT ddrval = DD_OK; - ScreenPtr pScreen = pColormap->pScreen; - - winScreenPriv(pScreen); - winCmapPriv(pColormap); - - /* Create a DirectDraw palette */ - ddrval = IDirectDraw2_CreatePalette(pScreenPriv->pdd, - DDPCAPS_8BIT | DDPCAPS_ALLOW256, - pCmapPriv->peColors, - &pCmapPriv->lpDDPalette, NULL); - if (FAILED(ddrval)) { - ErrorF("winCreateColormapShadowDD - CreatePalette failed\n"); - return FALSE; - } - - return TRUE; -} - -/* - * Colormap destruction procedure - */ - -static Bool -winDestroyColormapShadowDD(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("winDestroyColormapShadowDD - 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 = IDirectDrawSurface2_SetPalette(pScreenPriv->pddsPrimary, NULL); - if (FAILED(ddrval)) { - ErrorF("winDestroyColormapShadowDD - 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 engine specific functions - */ - -Bool -winSetEngineFunctionsShadowDD(ScreenPtr pScreen) -{ - winScreenPriv(pScreen); - winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; - - /* Set our pointers */ - pScreenPriv->pwinAllocateFB = winAllocateFBShadowDD; - pScreenPriv->pwinFreeFB = winFreeFBShadowDD; - pScreenPriv->pwinShadowUpdate = winShadowUpdateDD; - pScreenPriv->pwinInitScreen = winInitScreenShadowDD; - pScreenPriv->pwinCloseScreen = winCloseScreenShadowDD; - pScreenPriv->pwinInitVisuals = winInitVisualsShadowDD; - pScreenPriv->pwinAdjustVideoMode = winAdjustVideoModeShadowDD; - if (pScreenInfo->fFullScreen) - pScreenPriv->pwinCreateBoundingWindow = - winCreateBoundingWindowFullScreen; - else - pScreenPriv->pwinCreateBoundingWindow = winCreateBoundingWindowWindowed; - pScreenPriv->pwinFinishScreenInit = winFinishScreenInitFB; - pScreenPriv->pwinBltExposedRegions = winBltExposedRegionsShadowDD; - pScreenPriv->pwinActivateApp = winActivateAppShadowDD; - pScreenPriv->pwinRedrawScreen = winRedrawScreenShadowDD; - pScreenPriv->pwinRealizeInstalledPalette - = winRealizeInstalledPaletteShadowDD; - pScreenPriv->pwinInstallColormap = winInstallColormapShadowDD; - pScreenPriv->pwinStoreColors = winStoreColorsShadowDD; - pScreenPriv->pwinCreateColormap = winCreateColormapShadowDD; - pScreenPriv->pwinDestroyColormap = winDestroyColormapShadowDD; - pScreenPriv->pwinHotKeyAltTab = - (winHotKeyAltTabProcPtr) (void (*)(void)) NoopDDA; - pScreenPriv->pwinCreatePrimarySurface = winCreatePrimarySurfaceShadowDD; - pScreenPriv->pwinReleasePrimarySurface = winReleasePrimarySurfaceShadowDD; -#ifdef XWIN_MULTIWINDOW - pScreenPriv->pwinFinishCreateWindowsWindow = - (winFinishCreateWindowsWindowProcPtr) (void (*)(void)) NoopDDA; -#endif - - return TRUE; -} |