From 3562e78743202e43aec8727005182a2558117eca Mon Sep 17 00:00:00 2001 From: marha Date: Sun, 28 Jun 2009 22:07:26 +0000 Subject: Checked in the following released items: xkeyboard-config-1.4.tar.gz ttf-bitstream-vera-1.10.tar.gz font-alias-1.0.1.tar.gz font-sun-misc-1.0.0.tar.gz font-sun-misc-1.0.0.tar.gz font-sony-misc-1.0.0.tar.gz font-schumacher-misc-1.0.0.tar.gz font-mutt-misc-1.0.0.tar.gz font-misc-misc-1.0.0.tar.gz font-misc-meltho-1.0.0.tar.gz font-micro-misc-1.0.0.tar.gz font-jis-misc-1.0.0.tar.gz font-isas-misc-1.0.0.tar.gz font-dec-misc-1.0.0.tar.gz font-daewoo-misc-1.0.0.tar.gz font-cursor-misc-1.0.0.tar.gz font-arabic-misc-1.0.0.tar.gz font-winitzki-cyrillic-1.0.0.tar.gz font-misc-cyrillic-1.0.0.tar.gz font-cronyx-cyrillic-1.0.0.tar.gz font-screen-cyrillic-1.0.1.tar.gz font-xfree86-type1-1.0.1.tar.gz font-adobe-utopia-type1-1.0.1.tar.gz font-ibm-type1-1.0.0.tar.gz font-bitstream-type1-1.0.0.tar.gz font-bitstream-speedo-1.0.0.tar.gz font-bh-ttf-1.0.0.tar.gz font-bh-type1-1.0.0.tar.gz font-bitstream-100dpi-1.0.0.tar.gz font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz font-bh-100dpi-1.0.0.tar.gz font-adobe-utopia-100dpi-1.0.1.tar.gz font-adobe-100dpi-1.0.0.tar.gz font-util-1.0.1.tar.gz font-bitstream-75dpi-1.0.0.tar.gz font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz font-adobe-utopia-75dpi-1.0.1.tar.gz font-bh-75dpi-1.0.0.tar.gz bdftopcf-1.0.1.tar.gz font-adobe-75dpi-1.0.0.tar.gz mkfontscale-1.0.6.tar.gz openssl-0.9.8k.tar.gz bigreqsproto-1.0.2.tar.gz xtrans-1.2.2.tar.gz resourceproto-1.0.2.tar.gz inputproto-1.4.4.tar.gz compositeproto-0.4.tar.gz damageproto-1.1.0.tar.gz zlib-1.2.3.tar.gz xkbcomp-1.0.5.tar.gz freetype-2.3.9.tar.gz pthreads-w32-2-8-0-release.tar.gz pixman-0.12.0.tar.gz kbproto-1.0.3.tar.gz evieext-1.0.2.tar.gz fixesproto-4.0.tar.gz recordproto-1.13.2.tar.gz randrproto-1.2.2.tar.gz scrnsaverproto-1.1.0.tar.gz renderproto-0.9.3.tar.gz xcmiscproto-1.1.2.tar.gz fontsproto-2.0.2.tar.gz xextproto-7.0.3.tar.gz xproto-7.0.14.tar.gz libXdmcp-1.0.2.tar.gz libxkbfile-1.0.5.tar.gz libfontenc-1.0.4.tar.gz libXfont-1.3.4.tar.gz libX11-1.1.5.tar.gz libXau-1.0.4.tar.gz libxcb-1.1.tar.gz xorg-server-1.5.3.tar.gz --- xorg-server/composite/compinit.c | 446 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 446 insertions(+) create mode 100644 xorg-server/composite/compinit.c (limited to 'xorg-server/composite/compinit.c') diff --git a/xorg-server/composite/compinit.c b/xorg-server/composite/compinit.c new file mode 100644 index 000000000..3bf77e0ae --- /dev/null +++ b/xorg-server/composite/compinit.c @@ -0,0 +1,446 @@ +/* + * Copyright © 2006 Sun Microsystems + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Sun Microsystems not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Sun Microsystems makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * SUN MICROSYSTEMS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL SUN MICROSYSTEMS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + * + * Copyright © 2003 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include "compint.h" + +DevPrivateKey CompScreenPrivateKey = &CompScreenPrivateKey; +DevPrivateKey CompWindowPrivateKey = &CompWindowPrivateKey; +DevPrivateKey CompSubwindowsPrivateKey = &CompSubwindowsPrivateKey; + + +static Bool +compCloseScreen (int index, ScreenPtr pScreen) +{ + CompScreenPtr cs = GetCompScreen (pScreen); + Bool ret; + + xfree (cs->alternateVisuals); + + pScreen->CloseScreen = cs->CloseScreen; + pScreen->BlockHandler = cs->BlockHandler; + pScreen->InstallColormap = cs->InstallColormap; + pScreen->ChangeWindowAttributes = cs->ChangeWindowAttributes; + pScreen->ReparentWindow = cs->ReparentWindow; + pScreen->MoveWindow = cs->MoveWindow; + pScreen->ResizeWindow = cs->ResizeWindow; + pScreen->ChangeBorderWidth = cs->ChangeBorderWidth; + + pScreen->ClipNotify = cs->ClipNotify; + pScreen->UnrealizeWindow = cs->UnrealizeWindow; + pScreen->RealizeWindow = cs->RealizeWindow; + pScreen->DestroyWindow = cs->DestroyWindow; + pScreen->CreateWindow = cs->CreateWindow; + pScreen->CopyWindow = cs->CopyWindow; + pScreen->PositionWindow = cs->PositionWindow; + + deleteCompOverlayClientsForScreen(pScreen); + + /* + ** Note: no need to call DeleteWindow; the server has + ** already destroyed it. + */ + cs->pOverlayWin = NULL; + + xfree (cs); + dixSetPrivate(&pScreen->devPrivates, CompScreenPrivateKey, NULL); + ret = (*pScreen->CloseScreen) (index, pScreen); + + return ret; +} + +static void +compInstallColormap (ColormapPtr pColormap) +{ + VisualPtr pVisual = pColormap->pVisual; + ScreenPtr pScreen = pColormap->pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + int a; + + for (a = 0; a < cs->numAlternateVisuals; a++) + if (pVisual->vid == cs->alternateVisuals[a]) + return; + pScreen->InstallColormap = cs->InstallColormap; + (*pScreen->InstallColormap) (pColormap); + cs->InstallColormap = pScreen->InstallColormap; + pScreen->InstallColormap = compInstallColormap; +} + +/* Fake backing store via automatic redirection */ +static Bool +compChangeWindowAttributes(WindowPtr pWin, unsigned long mask) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + Bool ret; + + pScreen->ChangeWindowAttributes = cs->ChangeWindowAttributes; + ret = pScreen->ChangeWindowAttributes(pWin, mask); + + if (ret && (mask & CWBackingStore) && + pScreen->backingStoreSupport != NotUseful) { + if (pWin->backingStore != NotUseful) { + compRedirectWindow(serverClient, pWin, CompositeRedirectAutomatic); + pWin->backStorage = TRUE; + } else { + compUnredirectWindow(serverClient, pWin, + CompositeRedirectAutomatic); + pWin->backStorage = FALSE; + } + } + + pScreen->ChangeWindowAttributes = compChangeWindowAttributes; + + return ret; +} + +static void +compScreenUpdate (ScreenPtr pScreen) +{ + CompScreenPtr cs = GetCompScreen (pScreen); + + compCheckTree (pScreen); + if (cs->damaged) + { + compWindowUpdate (WindowTable[pScreen->myNum]); + cs->damaged = FALSE; + } +} + +static void +compBlockHandler (int i, + pointer blockData, + pointer pTimeout, + pointer pReadmask) +{ + ScreenPtr pScreen = screenInfo.screens[i]; + CompScreenPtr cs = GetCompScreen (pScreen); + + pScreen->BlockHandler = cs->BlockHandler; + compScreenUpdate (pScreen); + (*pScreen->BlockHandler) (i, blockData, pTimeout, pReadmask); + cs->BlockHandler = pScreen->BlockHandler; + pScreen->BlockHandler = compBlockHandler; +} + +/* + * Add alternate visuals -- always expose an ARGB32 and RGB24 visual + */ + +static DepthPtr +compFindVisuallessDepth (ScreenPtr pScreen, int d) +{ + int i; + + for (i = 0; i < pScreen->numDepths; i++) + { + DepthPtr depth = &pScreen->allowedDepths[i]; + if (depth->depth == d) + { + /* + * Make sure it doesn't have visuals already + */ + if (depth->numVids) + return 0; + /* + * looks fine + */ + return depth; + } + } + /* + * If there isn't one, then it's gonna be hard to have + * an associated visual + */ + return 0; +} + +/* + * Add a list of visual IDs to the list of visuals to implicitly redirect. + */ +static Bool +compRegisterAlternateVisuals (CompScreenPtr cs, VisualID *vids, int nVisuals) +{ + VisualID *p; + + p = xrealloc(cs->alternateVisuals, + sizeof(VisualID) * (cs->numAlternateVisuals + nVisuals)); + if(p == NULL) + return FALSE; + + memcpy(&p[cs->numAlternateVisuals], vids, sizeof(VisualID) * nVisuals); + + cs->alternateVisuals = p; + cs->numAlternateVisuals += nVisuals; + + return TRUE; +} + +_X_EXPORT +Bool CompositeRegisterAlternateVisuals (ScreenPtr pScreen, VisualID *vids, + int nVisuals) +{ + CompScreenPtr cs = GetCompScreen (pScreen); + return compRegisterAlternateVisuals(cs, vids, nVisuals); +} + +typedef struct _alternateVisual { + int depth; + CARD32 format; +} CompAlternateVisual; + +static CompAlternateVisual altVisuals[] = { +#if COMP_INCLUDE_RGB24_VISUAL + { 24, PICT_r8g8b8 }, +#endif + { 32, PICT_a8r8g8b8 }, +}; + +static const int NUM_COMP_ALTERNATE_VISUALS = sizeof(altVisuals) / + sizeof(CompAlternateVisual); + +static Bool +compAddAlternateVisual(ScreenPtr pScreen, CompScreenPtr cs, + CompAlternateVisual *alt) +{ + VisualPtr visual, visuals; + int i; + int numVisuals; + XID *installedCmaps; + ColormapPtr installedCmap; + int numInstalledCmaps; + DepthPtr depth; + PictFormatPtr pPictFormat; + VisualID *vid; + unsigned long alphaMask; + + /* + * The ARGB32 visual is always available. Other alternate depth visuals + * are only provided if their depth is less than the root window depth. + * There's no deep reason for this. + */ + if (alt->depth >= pScreen->rootDepth && alt->depth != 32) + return FALSE; + + depth = compFindVisuallessDepth (pScreen, alt->depth); + if (!depth) + /* alt->depth doesn't exist or already has alternate visuals. */ + return TRUE; + + pPictFormat = PictureMatchFormat (pScreen, alt->depth, alt->format); + if (!pPictFormat) + return FALSE; + + vid = xalloc(sizeof(VisualID)); + if (!vid) + return FALSE; + + /* Find the installed colormaps */ + installedCmaps = xalloc (pScreen->maxInstalledCmaps * sizeof (XID)); + if (!installedCmaps) { + xfree(vid); + return FALSE; + } + numInstalledCmaps = pScreen->ListInstalledColormaps(pScreen, + installedCmaps); + + /* realloc the visual array to fit the new one in place */ + numVisuals = pScreen->numVisuals; + visuals = xrealloc(pScreen->visuals, (numVisuals + 1) * sizeof(VisualRec)); + if (!visuals) { + xfree(vid); + xfree(installedCmaps); + return FALSE; + } + + /* + * Fix up any existing installed colormaps -- we'll assume that + * the only ones created so far have been installed. If this + * isn't true, we'll have to walk the resource database looking + * for all colormaps. + */ + for (i = 0; i < numInstalledCmaps; i++) { + int j; + + installedCmap = LookupIDByType (installedCmaps[i], RT_COLORMAP); + if (!installedCmap) + continue; + j = installedCmap->pVisual - pScreen->visuals; + installedCmap->pVisual = &visuals[j]; + } + + xfree(installedCmaps); + + pScreen->visuals = visuals; + visual = visuals + pScreen->numVisuals; /* the new one */ + pScreen->numVisuals++; + + /* Initialize the visual */ + visual->vid = FakeClientID (0); + visual->bitsPerRGBValue = 8; + if (PICT_FORMAT_TYPE(alt->format) == PICT_TYPE_COLOR) { + visual->class = PseudoColor; + visual->nplanes = PICT_FORMAT_BPP(alt->format); + visual->ColormapEntries = 1 << visual->nplanes; + } else { + DirectFormatRec *direct = &pPictFormat->direct; + visual->class = TrueColor; + visual->redMask = ((unsigned long)direct->redMask) << direct->red; + visual->greenMask = ((unsigned long)direct->greenMask) << direct->green; + visual->blueMask = ((unsigned long)direct->blueMask) << direct->blue; + alphaMask = ((unsigned long)direct->alphaMask) << direct->alpha; + visual->offsetRed = direct->red; + visual->offsetGreen = direct->green; + visual->offsetBlue = direct->blue; + /* + * Include A bits in this (unlike GLX which includes only RGB) + * This lets DIX compute suitable masks for colormap allocations + */ + visual->nplanes = Ones (visual->redMask | + visual->greenMask | + visual->blueMask | + alphaMask); + /* find widest component */ + visual->ColormapEntries = (1 << max (Ones (visual->redMask), + max (Ones (visual->greenMask), + Ones (visual->blueMask)))); + } + + /* remember the visual ID to detect auto-update windows */ + compRegisterAlternateVisuals(cs, &visual->vid, 1); + + /* Fix up the depth */ + *vid = visual->vid; + depth->numVids = 1; + depth->vids = vid; + return TRUE; +} + +static Bool +compAddAlternateVisuals (ScreenPtr pScreen, CompScreenPtr cs) +{ + int alt, ret = 0; + + for (alt = 0; alt < NUM_COMP_ALTERNATE_VISUALS; alt++) + ret |= compAddAlternateVisual(pScreen, cs, altVisuals + alt); + + return !!ret; +} + +Bool +compScreenInit (ScreenPtr pScreen) +{ + CompScreenPtr cs; + + if (GetCompScreen (pScreen)) + return TRUE; + cs = (CompScreenPtr) xalloc (sizeof (CompScreenRec)); + if (!cs) + return FALSE; + + cs->damaged = FALSE; + cs->pOverlayWin = NULL; + cs->pOverlayClients = NULL; + + cs->numAlternateVisuals = 0; + cs->alternateVisuals = NULL; + + if (!compAddAlternateVisuals (pScreen, cs)) + { + xfree (cs); + return FALSE; + } + + cs->PositionWindow = pScreen->PositionWindow; + pScreen->PositionWindow = compPositionWindow; + + cs->CopyWindow = pScreen->CopyWindow; + pScreen->CopyWindow = compCopyWindow; + + cs->CreateWindow = pScreen->CreateWindow; + pScreen->CreateWindow = compCreateWindow; + + cs->DestroyWindow = pScreen->DestroyWindow; + pScreen->DestroyWindow = compDestroyWindow; + + cs->RealizeWindow = pScreen->RealizeWindow; + pScreen->RealizeWindow = compRealizeWindow; + + cs->UnrealizeWindow = pScreen->UnrealizeWindow; + pScreen->UnrealizeWindow = compUnrealizeWindow; + + cs->ClipNotify = pScreen->ClipNotify; + pScreen->ClipNotify = compClipNotify; + + cs->MoveWindow = pScreen->MoveWindow; + pScreen->MoveWindow = compMoveWindow; + + cs->ResizeWindow = pScreen->ResizeWindow; + pScreen->ResizeWindow = compResizeWindow; + + cs->ChangeBorderWidth = pScreen->ChangeBorderWidth; + pScreen->ChangeBorderWidth = compChangeBorderWidth; + + cs->ReparentWindow = pScreen->ReparentWindow; + pScreen->ReparentWindow = compReparentWindow; + + cs->InstallColormap = pScreen->InstallColormap; + pScreen->InstallColormap = compInstallColormap; + + cs->ChangeWindowAttributes = pScreen->ChangeWindowAttributes; + pScreen->ChangeWindowAttributes = compChangeWindowAttributes; + + cs->BlockHandler = pScreen->BlockHandler; + pScreen->BlockHandler = compBlockHandler; + + cs->CloseScreen = pScreen->CloseScreen; + pScreen->CloseScreen = compCloseScreen; + + dixSetPrivate(&pScreen->devPrivates, CompScreenPrivateKey, cs); + + RegisterRealChildHeadProc(CompositeRealChildHead); + + return TRUE; +} -- cgit v1.2.3