9 files changed, 2782 insertions, 2133 deletions
diff --git a/xorg-server/miext/damage/damage.c b/xorg-server/miext/damage/damage.c
index 0fe1fb603..d7c244e21 100644
--- a/xorg-server/miext/damage/damage.c
+++ b/xorg-server/miext/damage/damage.c
@@ -1,2127 +1,2127 @@
-/*
- * 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 <dix-config.h>
-#endif
-
-#include <stdlib.h>
-
-#include    <X11/X.h>
-#include    "scrnintstr.h"
-#include    "windowstr.h"
-#include    <X11/fonts/font.h>
-#include    "dixfontstr.h"
-#include    <X11/fonts/fontstruct.h>
-#include    "mi.h"
-#include    "regionstr.h"
-#include    "globals.h"
-#include    "gcstruct.h"
-#include    "damage.h"
-#include    "damagestr.h"
-#ifdef COMPOSITE
-#include    "cw.h"
-#endif
-
-#define wrap(priv, real, mem, func) {\
-    priv->mem = real->mem; \
-    real->mem = func; \
-}
-
-#define unwrap(priv, real, mem) {\
-    real->mem = priv->mem; \
-}
-
-#define BOX_SAME(a,b) \
-    ((a)->x1 == (b)->x1 && \
-     (a)->y1 == (b)->y1 && \
-     (a)->x2 == (b)->x2 && \
-     (a)->y2 == (b)->y2)
-
-#define DAMAGE_VALIDATE_ENABLE 0
-#define DAMAGE_DEBUG_ENABLE 0
-#if DAMAGE_DEBUG_ENABLE
-#define DAMAGE_DEBUG(x)	ErrorF x
-#else
-#define DAMAGE_DEBUG(x)
-#endif
-
-#define getPixmapDamageRef(pPixmap) ((DamagePtr *) \
-    dixLookupPrivateAddr(&(pPixmap)->devPrivates, damagePixPrivateKey))
-
-#define pixmapDamage(pPixmap)		damagePixPriv(pPixmap)
-
-static DevPrivateKeyRec damageScrPrivateKeyRec;
-#define damageScrPrivateKey (&damageScrPrivateKeyRec)
-static DevPrivateKeyRec damagePixPrivateKeyRec;
-#define damagePixPrivateKey (&damagePixPrivateKeyRec)
-static DevPrivateKeyRec damageGCPrivateKeyRec;
-#define damageGCPrivateKey (&damageGCPrivateKeyRec)
-static DevPrivateKeyRec damageWinPrivateKeyRec;
-#define damageWinPrivateKey (&damageWinPrivateKeyRec)
-
-static DamagePtr *
-getDrawableDamageRef (DrawablePtr pDrawable)
-{
-    PixmapPtr   pPixmap;
-    
-    if (WindowDrawable(pDrawable->type))
-    {
-	ScreenPtr   pScreen = pDrawable->pScreen;
-
-	pPixmap = 0;
-	if (pScreen->GetWindowPixmap
-#ifdef ROOTLESS_WORKAROUND
-	    && ((WindowPtr)pDrawable)->viewable
-#endif
-	    )
-	    pPixmap = (*pScreen->GetWindowPixmap) ((WindowPtr)pDrawable);
-
-	if (!pPixmap)
-	{
-	    damageScrPriv(pScreen);
-
-	    return &pScrPriv->pScreenDamage;
-	}
-    }
-    else
-	pPixmap = (PixmapPtr) pDrawable;
-    return getPixmapDamageRef (pPixmap);
-}
-
-#define getDrawableDamage(pDrawable)	(*getDrawableDamageRef (pDrawable))
-#define getWindowDamage(pWin)		getDrawableDamage(&(pWin)->drawable)
-
-#define drawableDamage(pDrawable)	\
-    DamagePtr	pDamage = getDrawableDamage(pDrawable)
-
-#define windowDamage(pWin)		drawableDamage(&(pWin)->drawable)
-
-#define winDamageRef(pWindow) \
-    DamagePtr	*pPrev = (DamagePtr *) \
-	dixLookupPrivateAddr(&(pWindow)->devPrivates, damageWinPrivateKey)
-
-static void
-damageReportDamage (DamagePtr pDamage, RegionPtr pDamageRegion)
-{
-    BoxRec tmpBox;
-    RegionRec tmpRegion;
-    Bool was_empty;
-
-    switch (pDamage->damageLevel) {
-    case DamageReportRawRegion:
-	RegionUnion(&pDamage->damage, &pDamage->damage,
-			 pDamageRegion);
-	(*pDamage->damageReport) (pDamage, pDamageRegion, pDamage->closure);
-	break;
-    case DamageReportDeltaRegion:
-	RegionNull(&tmpRegion);
-	RegionSubtract(&tmpRegion, pDamageRegion, &pDamage->damage);
-	if (RegionNotEmpty(&tmpRegion)) {
-	    RegionUnion(&pDamage->damage, &pDamage->damage,
-			 pDamageRegion);
-	    (*pDamage->damageReport) (pDamage, &tmpRegion, pDamage->closure);
-	}
-	RegionUninit(&tmpRegion);
-	break;
-    case DamageReportBoundingBox:
-	tmpBox = *RegionExtents(&pDamage->damage);
-	RegionUnion(&pDamage->damage, &pDamage->damage,
-		     pDamageRegion);
-	if (!BOX_SAME (&tmpBox, RegionExtents(&pDamage->damage))) {
-	    (*pDamage->damageReport) (pDamage, &pDamage->damage,
-				      pDamage->closure);
-	}
-	break;
-    case DamageReportNonEmpty:
-	was_empty = !RegionNotEmpty(&pDamage->damage);
-	RegionUnion(&pDamage->damage, &pDamage->damage,
-		     pDamageRegion);
-	if (was_empty && RegionNotEmpty(&pDamage->damage)) {
-	    (*pDamage->damageReport) (pDamage, &pDamage->damage,
-				      pDamage->closure);
-	}
-	break;
-    case DamageReportNone:
-	RegionUnion(&pDamage->damage, &pDamage->damage,
-		     pDamageRegion);
-	break;
-    }
-}
-
-static void
-damageReportDamagePostRendering (DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pDamageRegion)
-{
-    BoxRec tmpBox;
-    RegionRec tmpRegion, newDamage;
-    Bool was_empty;
-
-    RegionUnion(&newDamage, pOldDamage, pDamageRegion);
-
-    switch (pDamage->damageLevel) {
-    case DamageReportRawRegion:
-	(*pDamage->damageReportPostRendering) (pDamage, pDamageRegion, pDamage->closure);
-	break;
-    case DamageReportDeltaRegion:
-	RegionNull(&tmpRegion);
-	RegionSubtract(&tmpRegion, pDamageRegion, pOldDamage);
-	if (RegionNotEmpty(&tmpRegion)) {
-	    (*pDamage->damageReportPostRendering) (pDamage, &tmpRegion, pDamage->closure);
-	}
-	RegionUninit(&tmpRegion);
-	break;
-    case DamageReportBoundingBox:
-	tmpBox = *RegionExtents(pOldDamage);
-	if (!BOX_SAME (&tmpBox, RegionExtents(&newDamage))) {
-	    (*pDamage->damageReportPostRendering) (pDamage, &newDamage,
-				      pDamage->closure);
-	}
-	break;
-    case DamageReportNonEmpty:
-	was_empty = !RegionNotEmpty(pOldDamage);
-	if (was_empty && RegionNotEmpty(&newDamage)) {
-	    (*pDamage->damageReportPostRendering) (pDamage, &newDamage,
-				      pDamage->closure);
-	}
-	break;
-    case DamageReportNone:
-	break;
-    }
-
-    RegionUninit(&newDamage);
-}
-
-#if DAMAGE_DEBUG_ENABLE
-static void
-_damageRegionAppend (DrawablePtr pDrawable, RegionPtr pRegion, Bool clip, int subWindowMode, const char *where)
-#define damageRegionAppend(d,r,c,m) _damageRegionAppend(d,r,c,m,__FUNCTION__)
-#else
-static void
-damageRegionAppend (DrawablePtr pDrawable, RegionPtr pRegion, Bool clip,
-			int subWindowMode)
-#endif
-{
-    ScreenPtr	    pScreen = pDrawable->pScreen;
-    damageScrPriv(pScreen);
-    drawableDamage(pDrawable);
-    DamagePtr	    pNext;
-    RegionRec	    clippedRec;
-    RegionPtr	    pDamageRegion;
-    RegionRec	    pixClip;
-    int		    draw_x, draw_y;
-#ifdef COMPOSITE
-    int		    screen_x = 0, screen_y = 0;
-#endif
-
-    /* short circuit for empty regions */
-    if (!RegionNotEmpty(pRegion))
-	return;
-    
-#ifdef COMPOSITE
-    /*
-     * When drawing to a pixmap which is storing window contents,
-     * the region presented is in pixmap relative coordinates which
-     * need to be converted to screen relative coordinates
-     */
-    if (pDrawable->type != DRAWABLE_WINDOW)
-    {
-	screen_x = ((PixmapPtr) pDrawable)->screen_x - pDrawable->x;
-	screen_y = ((PixmapPtr) pDrawable)->screen_y - pDrawable->y;
-    }
-    if (screen_x || screen_y)
-        RegionTranslate(pRegion, screen_x, screen_y);
-#endif
-	
-    if (pDrawable->type == DRAWABLE_WINDOW &&
-	((WindowPtr)(pDrawable))->backingStore == NotUseful)
-    {
-	if (subWindowMode == ClipByChildren)
-	{
-	    RegionIntersect(pRegion, pRegion,
-			     &((WindowPtr)(pDrawable))->clipList);
-	}
-	else if (subWindowMode == IncludeInferiors)
-	{
-	    RegionPtr pTempRegion =
-		NotClippedByChildren((WindowPtr)(pDrawable));
-	    RegionIntersect(pRegion, pRegion, pTempRegion);
-	    RegionDestroy(pTempRegion);
-	}
-	/* If subWindowMode is set to an invalid value, don't perform
-	 * any drawable-based clipping. */
-    }
-        
-
-    RegionNull(&clippedRec);
-    for (; pDamage; pDamage = pNext)
-    {
-	pNext = pDamage->pNext;
-	/*
-	 * Check for internal damage and don't send events
-	 */
-	if (pScrPriv->internalLevel > 0 && !pDamage->isInternal)
-	{
-	    DAMAGE_DEBUG (("non internal damage, skipping at %d\n",
-			   pScrPriv->internalLevel));
-	    continue;
-	}
-	/*
-	 * Check for unrealized windows
-	 */
-	if (pDamage->pDrawable->type == DRAWABLE_WINDOW &&
-	    !((WindowPtr) (pDamage->pDrawable))->realized)
-	{
-	    continue;
-	}
-	
-	draw_x = pDamage->pDrawable->x;
-	draw_y = pDamage->pDrawable->y;
-#ifdef COMPOSITE
-	/*
-	 * Need to move everyone to screen coordinates
-	 * XXX what about off-screen pixmaps with non-zero x/y?
-	 */
-	if (!WindowDrawable(pDamage->pDrawable->type))
-	{
-	    draw_x += ((PixmapPtr) pDamage->pDrawable)->screen_x;
-	    draw_y += ((PixmapPtr) pDamage->pDrawable)->screen_y;
-	}
-#endif
-	
-	/*
-	 * Clip against border or pixmap bounds
-	 */
-	
-	pDamageRegion = pRegion;
-	if (clip || pDamage->pDrawable != pDrawable)
-	{
-	    pDamageRegion = &clippedRec;
-	    if (pDamage->pDrawable->type == DRAWABLE_WINDOW) {
-		RegionIntersect(pDamageRegion, pRegion,
-		    &((WindowPtr)(pDamage->pDrawable))->borderClip);
-	    } else {
-		BoxRec	box;
-		box.x1 = draw_x;
-		box.y1 = draw_y;
-		box.x2 = draw_x + pDamage->pDrawable->width;
-		box.y2 = draw_y + pDamage->pDrawable->height;
-		RegionInit(&pixClip, &box, 1);
-		RegionIntersect(pDamageRegion, pRegion, &pixClip);
-		RegionUninit(&pixClip);
-	    }
-	    /*
-	     * Short circuit empty results
-	     */
-	    if (!RegionNotEmpty(pDamageRegion))
-		continue;
-	}
-	
-	DAMAGE_DEBUG (("%s %d x %d +%d +%d (target 0x%lx monitor 0x%lx)\n",
-		       where,
-		       pDamageRegion->extents.x2 - pDamageRegion->extents.x1,
-		       pDamageRegion->extents.y2 - pDamageRegion->extents.y1,
-		       pDamageRegion->extents.x1, pDamageRegion->extents.y1,
-		       pDrawable->id, pDamage->pDrawable->id));
-	
-	/*
-	 * Move region to target coordinate space
-	 */
-	if (draw_x || draw_y)
-	    RegionTranslate(pDamageRegion, -draw_x, -draw_y);
-
-	/* Store damage region if needed after submission. */
-	if (pDamage->reportAfter || pDamage->damageMarker)
-	    RegionUnion(&pDamage->pendingDamage,
-			 &pDamage->pendingDamage, pDamageRegion);
-
-	/* Duplicate current damage if needed. */
-	if (pDamage->damageMarker)
-	    RegionCopy(&pDamage->backupDamage, &pDamage->damage);
-
-	/* Report damage now, if desired. */
-	if (!pDamage->reportAfter) {
-	    if (pDamage->damageReport)
-		damageReportDamage (pDamage, pDamageRegion);
-	    else
-		RegionUnion(&pDamage->damage,
-			 &pDamage->damage, pDamageRegion);
-	}
-
-	/*
-	 * translate original region back
-	 */
-	if (pDamageRegion == pRegion && (draw_x || draw_y))
-	    RegionTranslate(pDamageRegion, draw_x, draw_y);
-    }
-#ifdef COMPOSITE
-    if (screen_x || screen_y)
-	RegionTranslate(pRegion, -screen_x, -screen_y);
-#endif
-    
-    RegionUninit(&clippedRec);
-}
-
-static void
-damageRegionProcessPending (DrawablePtr pDrawable)
-{
-    drawableDamage(pDrawable);
-
-    for (; pDamage != NULL; pDamage = pDamage->pNext)
-    {
-	/* submit damage marker whenever possible. */
-	if (pDamage->damageMarker)
-	    (*pDamage->damageMarker) (pDrawable, pDamage, &pDamage->backupDamage, &pDamage->pendingDamage, pDamage->closure);
-	if (pDamage->reportAfter) {
-	    /* It's possible that there is only interest in postRendering reporting. */
-	    if (pDamage->damageReport)
-		damageReportDamage (pDamage, &pDamage->pendingDamage);
-	    else
-		RegionUnion(&pDamage->damage, &pDamage->damage,
-			&pDamage->pendingDamage);
-	}
-
-	if (pDamage->reportAfter || pDamage->damageMarker)
-	    RegionEmpty(&pDamage->pendingDamage);
-	if (pDamage->damageMarker)
-	    RegionEmpty(&pDamage->backupDamage);
-    }
-    
-}
-
-#if DAMAGE_DEBUG_ENABLE
-#define damageDamageBox(d,b,m) _damageDamageBox(d,b,m,__FUNCTION__)
-static void
-_damageDamageBox (DrawablePtr pDrawable, BoxPtr pBox, int subWindowMode, const char *where)
-#else
-static void
-damageDamageBox (DrawablePtr pDrawable, BoxPtr pBox, int subWindowMode)
-#endif
-{
-    RegionRec	region;
-
-    RegionInit(&region, pBox, 1);
-#if DAMAGE_DEBUG_ENABLE
-    _damageRegionAppend (pDrawable, &region, TRUE, subWindowMode, where);
-#else
-    damageRegionAppend (pDrawable, &region, TRUE, subWindowMode);
-#endif
-    RegionUninit(&region);
-}
-
-static void damageValidateGC(GCPtr, unsigned long, DrawablePtr);
-static void damageChangeGC(GCPtr, unsigned long);
-static void damageCopyGC(GCPtr, unsigned long, GCPtr);
-static void damageDestroyGC(GCPtr);
-static void damageChangeClip(GCPtr, int, pointer, int);
-static void damageDestroyClip(GCPtr);
-static void damageCopyClip(GCPtr, GCPtr);
-
-static GCFuncs damageGCFuncs = {
-    damageValidateGC, damageChangeGC, damageCopyGC, damageDestroyGC,
-    damageChangeClip, damageDestroyClip, damageCopyClip
-};
-
-static GCOps damageGCOps;
-
-static Bool
-damageCreateGC(GCPtr pGC)
-{
-    ScreenPtr pScreen = pGC->pScreen;
-    damageScrPriv(pScreen);
-    damageGCPriv(pGC);
-    Bool ret;
-
-    unwrap (pScrPriv, pScreen, CreateGC);
-    if((ret = (*pScreen->CreateGC) (pGC))) {
-	pGCPriv->ops = NULL;
-	pGCPriv->funcs = pGC->funcs;
-	pGC->funcs = &damageGCFuncs;
-    }
-    wrap (pScrPriv, pScreen, CreateGC, damageCreateGC);
-
-    return ret;
-}
-
-#define DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable) \
-    damageGCPriv(pGC);  \
-    GCFuncs *oldFuncs = pGC->funcs; \
-    unwrap(pGCPriv, pGC, funcs);  \
-    unwrap(pGCPriv, pGC, ops); \
-
-#define DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable) \
-    wrap(pGCPriv, pGC, funcs, oldFuncs); \
-    wrap(pGCPriv, pGC, ops, &damageGCOps)
-
-#define DAMAGE_GC_FUNC_PROLOGUE(pGC) \
-    damageGCPriv(pGC); \
-    unwrap(pGCPriv, pGC, funcs); \
-    if (pGCPriv->ops) unwrap(pGCPriv, pGC, ops)
-
-#define DAMAGE_GC_FUNC_EPILOGUE(pGC) \
-    wrap(pGCPriv, pGC, funcs, &damageGCFuncs);  \
-    if (pGCPriv->ops) wrap(pGCPriv, pGC, ops, &damageGCOps)
-
-static void
-damageValidateGC(GCPtr         pGC,
-		 unsigned long changes,
-		 DrawablePtr   pDrawable)
-{
-    DAMAGE_GC_FUNC_PROLOGUE (pGC);
-    (*pGC->funcs->ValidateGC)(pGC, changes, pDrawable);
-    pGCPriv->ops = pGC->ops;  /* just so it's not NULL */
-    DAMAGE_GC_FUNC_EPILOGUE (pGC);
-}
-
-static void
-damageDestroyGC(GCPtr pGC)
-{
-    DAMAGE_GC_FUNC_PROLOGUE (pGC);
-    (*pGC->funcs->DestroyGC)(pGC);
-    DAMAGE_GC_FUNC_EPILOGUE (pGC);
-}
-
-static void
-damageChangeGC (GCPtr		pGC,
-		unsigned long   mask)
-{
-    DAMAGE_GC_FUNC_PROLOGUE (pGC);
-    (*pGC->funcs->ChangeGC) (pGC, mask);
-    DAMAGE_GC_FUNC_EPILOGUE (pGC);
-}
-
-static void
-damageCopyGC (GCPtr	    pGCSrc,
-	      unsigned long mask,
-	      GCPtr	    pGCDst)
-{
-    DAMAGE_GC_FUNC_PROLOGUE (pGCDst);
-    (*pGCDst->funcs->CopyGC) (pGCSrc, mask, pGCDst);
-    DAMAGE_GC_FUNC_EPILOGUE (pGCDst);
-}
-
-static void
-damageChangeClip (GCPtr	    pGC,
-		  int	    type,
-		  pointer   pvalue,
-		  int	    nrects)
-{
-    DAMAGE_GC_FUNC_PROLOGUE (pGC);
-    (*pGC->funcs->ChangeClip) (pGC, type, pvalue, nrects);
-    DAMAGE_GC_FUNC_EPILOGUE (pGC);
-}
-
-static void
-damageCopyClip(GCPtr pgcDst, GCPtr pgcSrc)
-{
-    DAMAGE_GC_FUNC_PROLOGUE (pgcDst);
-    (* pgcDst->funcs->CopyClip)(pgcDst, pgcSrc);
-    DAMAGE_GC_FUNC_EPILOGUE (pgcDst);
-}
-
-static void
-damageDestroyClip(GCPtr pGC)
-{
-    DAMAGE_GC_FUNC_PROLOGUE (pGC);
-    (* pGC->funcs->DestroyClip)(pGC);
-    DAMAGE_GC_FUNC_EPILOGUE (pGC);
-}
-
-#define TRIM_BOX(box, pGC) if (pGC->pCompositeClip) { \
-    BoxPtr extents = &pGC->pCompositeClip->extents;\
-    if(box.x1 < extents->x1) box.x1 = extents->x1; \
-    if(box.x2 > extents->x2) box.x2 = extents->x2; \
-    if(box.y1 < extents->y1) box.y1 = extents->y1; \
-    if(box.y2 > extents->y2) box.y2 = extents->y2; \
-    }
-
-#define TRANSLATE_BOX(box, pDrawable) { \
-    box.x1 += pDrawable->x; \
-    box.x2 += pDrawable->x; \
-    box.y1 += pDrawable->y; \
-    box.y2 += pDrawable->y; \
-    }
-
-#define TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC) { \
-    TRANSLATE_BOX(box, pDrawable); \
-    TRIM_BOX(box, pGC); \
-    }
-
-#define BOX_NOT_EMPTY(box) \
-    (((box.x2 - box.x1) > 0) && ((box.y2 - box.y1) > 0))
-
-#define checkGCDamage(d,g)	(getDrawableDamage(d) && \
-				 (!g->pCompositeClip ||\
-				  RegionNotEmpty(g->pCompositeClip)))
-
-#define TRIM_PICTURE_BOX(box, pDst) { \
-    BoxPtr extents = &pDst->pCompositeClip->extents;\
-    if(box.x1 < extents->x1) box.x1 = extents->x1; \
-    if(box.x2 > extents->x2) box.x2 = extents->x2; \
-    if(box.y1 < extents->y1) box.y1 = extents->y1; \
-    if(box.y2 > extents->y2) box.y2 = extents->y2; \
-    }
-    
-#define checkPictureDamage(p)	(getDrawableDamage(p->pDrawable) && \
-				 RegionNotEmpty(p->pCompositeClip))
-
-static void
-damageComposite (CARD8      op,
-		   PicturePtr pSrc,
-		   PicturePtr pMask,
-		   PicturePtr pDst,
-		   INT16      xSrc,
-		   INT16      ySrc,
-		   INT16      xMask,
-		   INT16      yMask,
-		   INT16      xDst,
-		   INT16      yDst,
-		   CARD16     width,
-		   CARD16     height)
-{
-    ScreenPtr		pScreen = pDst->pDrawable->pScreen;
-    PictureScreenPtr	ps = GetPictureScreen(pScreen);
-    damageScrPriv(pScreen);
-
-    if (checkPictureDamage (pDst))
-    {
-	BoxRec	box;
-
-	box.x1 = xDst + pDst->pDrawable->x;
-	box.y1 = yDst + pDst->pDrawable->y;
-	box.x2 = box.x1 + width;
-	box.y2 = box.y1 + height;
-	TRIM_PICTURE_BOX(box, pDst);
-	if (BOX_NOT_EMPTY(box))
-	    damageDamageBox (pDst->pDrawable, &box, pDst->subWindowMode);
-    }
-    unwrap (pScrPriv, ps, Composite);
-    (*ps->Composite) (op,
-		       pSrc,
-		       pMask,
-		       pDst,
-		       xSrc,
-		       ySrc,
-		       xMask,
-		       yMask,
-		       xDst,
-		       yDst,
-		       width,
-		       height);
-    damageRegionProcessPending (pDst->pDrawable);
-    wrap (pScrPriv, ps, Composite, damageComposite);
-}
-
-static void
-damageGlyphs (CARD8		op,
-		PicturePtr	pSrc,
-		PicturePtr	pDst,
-		PictFormatPtr	maskFormat,
-		INT16		xSrc,
-		INT16		ySrc,
-		int		nlist,
-		GlyphListPtr	list,
-		GlyphPtr	*glyphs)
-{
-    ScreenPtr		pScreen = pDst->pDrawable->pScreen;
-    PictureScreenPtr	ps = GetPictureScreen(pScreen);
-    damageScrPriv(pScreen);
-
-    if (checkPictureDamage (pDst))
-    {
-	int		nlistTmp = nlist;
-	GlyphListPtr	listTmp = list;
-	GlyphPtr	*glyphsTmp = glyphs;
-	int		x, y;
-	int		n;
-	GlyphPtr	glyph;
-	BoxRec		box;
-	int		x1, y1, x2, y2;
-
-	box.x1 = 32767;
-	box.y1 = 32767;
-	box.x2 = -32767;
-	box.y2 = -32767;
-	x = pDst->pDrawable->x;
-	y = pDst->pDrawable->y;
-	while (nlistTmp--)
-	{
-	    x += listTmp->xOff;
-	    y += listTmp->yOff;
-	    n = listTmp->len;
-	    while (n--)
-	    {
-		glyph = *glyphsTmp++;
-		x1 = x - glyph->info.x;
-		y1 = y - glyph->info.y;
-		x2 = x1 + glyph->info.width;
-		y2 = y1 + glyph->info.height;
-		if (x1 < box.x1)
-		    box.x1 = x1;
-		if (y1 < box.y1)
-		    box.y1 = y1;
-		if (x2 > box.x2)
-		    box.x2 = x2;
-		if (y2 > box.y2)
-		    box.y2 = y2;
-		x += glyph->info.xOff;
-		y += glyph->info.yOff;
-	    }
-	    listTmp++;
-	}
-	TRIM_PICTURE_BOX (box, pDst);
-	if (BOX_NOT_EMPTY(box))
-	    damageDamageBox (pDst->pDrawable, &box, pDst->subWindowMode);
-    }
-    unwrap (pScrPriv, ps, Glyphs);
-    (*ps->Glyphs) (op, pSrc, pDst, maskFormat, xSrc, ySrc, nlist, list, glyphs);
-    damageRegionProcessPending (pDst->pDrawable);
-    wrap (pScrPriv, ps, Glyphs, damageGlyphs);
-}
-
-static void
-damageAddTraps (PicturePtr  pPicture,
-		INT16	    x_off,
-		INT16	    y_off,
-		int	    ntrap,
-		xTrap	    *traps)
-{
-    ScreenPtr		pScreen = pPicture->pDrawable->pScreen;
-    PictureScreenPtr	ps = GetPictureScreen(pScreen);
-    damageScrPriv(pScreen);
-
-    if (checkPictureDamage (pPicture))
-    {
-	BoxRec	box;
-	int	i;
-	int	x, y;
-	xTrap	*t = traps;
-
-	box.x1 = 32767;
-	box.y1 = 32767;
-	box.x2 = -32767;
-	box.y2 = -32767;
-	x = pPicture->pDrawable->x + x_off;
-	y = pPicture->pDrawable->y + y_off;
-	for (i = 0; i < ntrap; i++)
-	{
-	    pixman_fixed_t   l = min (t->top.l, t->bot.l);
-	    pixman_fixed_t   r = max (t->top.r, t->bot.r);
-	    int	    x1 = x + pixman_fixed_to_int (l);
-	    int	    x2 = x + pixman_fixed_to_int (pixman_fixed_ceil (r));
-	    int	    y1 = y + pixman_fixed_to_int (t->top.y);
-	    int	    y2 = y + pixman_fixed_to_int (pixman_fixed_ceil (t->bot.y));
-	    
-	    if (x1 < box.x1)
-		box.x1 = x1;
-	    if (x2 > box.x2)
-		box.x2 = x2;
-	    if (y1 < box.y1)
-		box.y1 = y1;
-	    if (y2 > box.y2)
-		box.y2 = y2;
-	}
-	TRIM_PICTURE_BOX (box, pPicture);
-	if (BOX_NOT_EMPTY(box))
-	    damageDamageBox (pPicture->pDrawable, &box, pPicture->subWindowMode);
-    }
-    unwrap (pScrPriv, ps, AddTraps);
-    (*ps->AddTraps) (pPicture, x_off, y_off, ntrap, traps);
-    damageRegionProcessPending (pPicture->pDrawable);
-    wrap (pScrPriv, ps, AddTraps, damageAddTraps);
-}
-
-/**********************************************************/
-
-
-static void
-damageFillSpans(DrawablePtr pDrawable,
-		GC	    *pGC,
-		int	    npt,
-		DDXPointPtr ppt,
-		int	    *pwidth,
-		int	    fSorted)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (npt && checkGCDamage (pDrawable, pGC))
-    {
-	int	    nptTmp = npt;
-	DDXPointPtr pptTmp = ppt;
-	int	    *pwidthTmp = pwidth;
-	BoxRec	    box;
-
-	box.x1 = pptTmp->x;
-	box.x2 = box.x1 + *pwidthTmp;
-	box.y2 = box.y1 = pptTmp->y;
-
-	while(--nptTmp) 
-	{
-	   pptTmp++;
-	   pwidthTmp++;
-	   if(box.x1 > pptTmp->x) box.x1 = pptTmp->x;
-	   if(box.x2 < (pptTmp->x + *pwidthTmp))
-		box.x2 = pptTmp->x + *pwidthTmp;
-	   if(box.y1 > pptTmp->y) box.y1 = pptTmp->y;
-	   else if(box.y2 < pptTmp->y) box.y2 = pptTmp->y;
-	}
-
-	box.y2++;
-
-        if(!pGC->miTranslate) {
-           TRANSLATE_BOX(box, pDrawable);
-        }
-        TRIM_BOX(box, pGC); 
-
-	if(BOX_NOT_EMPTY(box))
-	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-    }
-    
-    (*pGC->ops->FillSpans)(pDrawable, pGC, npt, ppt, pwidth, fSorted);
-
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-static void
-damageSetSpans(DrawablePtr  pDrawable,
-	       GCPtr	    pGC,
-	       char	    *pcharsrc,
-	       DDXPointPtr  ppt,
-	       int	    *pwidth,
-	       int	    npt,
-	       int	    fSorted)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (npt && checkGCDamage (pDrawable, pGC))
-    {
-	DDXPointPtr pptTmp = ppt;
-	int	    *pwidthTmp = pwidth;
-	int	    nptTmp = npt;
-	BoxRec	    box;
-
-	box.x1 = pptTmp->x;
-	box.x2 = box.x1 + *pwidthTmp;
-	box.y2 = box.y1 = pptTmp->y;
-
-	while(--nptTmp) 
-	{
-	   pptTmp++;
-	   pwidthTmp++;
-	   if(box.x1 > pptTmp->x) box.x1 = pptTmp->x;
-	   if(box.x2 < (pptTmp->x + *pwidthTmp))
-		box.x2 = pptTmp->x + *pwidthTmp;
-	   if(box.y1 > pptTmp->y) box.y1 = pptTmp->y;
-	   else if(box.y2 < pptTmp->y) box.y2 = pptTmp->y;
-	}
-
-	box.y2++;
-
-        if(!pGC->miTranslate) {
-           TRANSLATE_BOX(box, pDrawable);
-        }
-        TRIM_BOX(box, pGC); 
-
-	if(BOX_NOT_EMPTY(box))
-	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-    }
-    (*pGC->ops->SetSpans)(pDrawable, pGC, pcharsrc, ppt, pwidth, npt, fSorted);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-static void
-damagePutImage(DrawablePtr  pDrawable,
-	       GCPtr	    pGC,
-	       int	    depth,
-	       int	    x,
-	       int	    y,
-	       int	    w,
-	       int	    h,
-	       int	    leftPad,
-	       int	    format,
-	       char	    *pImage)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-    if (checkGCDamage (pDrawable, pGC))
-    {
-	BoxRec box;
-
-	box.x1 = x + pDrawable->x;
-	box.x2 = box.x1 + w;
-	box.y1 = y + pDrawable->y;
-	box.y2 = box.y1 + h;
-
-	TRIM_BOX(box, pGC);
-	if(BOX_NOT_EMPTY(box))
-	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-    }
-    (*pGC->ops->PutImage)(pDrawable, pGC, depth, x, y, w, h,
-		leftPad, format, pImage);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-static RegionPtr
-damageCopyArea(DrawablePtr   pSrc,
-	       DrawablePtr  pDst,
-	       GC	    *pGC,
-	       int	    srcx,
-	       int	    srcy,
-	       int	    width,
-	       int	    height,
-	       int	    dstx,
-	       int	    dsty)
-{
-    RegionPtr ret;
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDst);
-    
-    if (checkGCDamage (pDst, pGC))
-    {
-	BoxRec box;
-
-	box.x1 = dstx + pDst->x;
-	box.x2 = box.x1 + width;
-	box.y1 = dsty + pDst->y;
-	box.y2 = box.y1 + height;
-
-	TRIM_BOX(box, pGC);
-	if(BOX_NOT_EMPTY(box))
-	   damageDamageBox (pDst, &box, pGC->subWindowMode);
-    }
-
-    ret = (*pGC->ops->CopyArea)(pSrc, pDst,
-            pGC, srcx, srcy, width, height, dstx, dsty);
-    damageRegionProcessPending (pDst);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDst);
-    return ret;
-}
-
-static RegionPtr
-damageCopyPlane(DrawablePtr	pSrc,
-		DrawablePtr	pDst,
-		GCPtr		pGC,
-		int		srcx,
-		int		srcy,
-		int		width,
-		int		height,
-		int		dstx,
-		int		dsty,
-		unsigned long	bitPlane)
-{
-    RegionPtr ret;
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDst);
-
-    if (checkGCDamage (pDst, pGC))
-    {
-	BoxRec box;
-
-	box.x1 = dstx + pDst->x;
-	box.x2 = box.x1 + width;
-	box.y1 = dsty + pDst->y;
-	box.y2 = box.y1 + height;
-
-	TRIM_BOX(box, pGC);
-	if(BOX_NOT_EMPTY(box))
-	   damageDamageBox (pDst, &box, pGC->subWindowMode);
-    }
-
-    ret = (*pGC->ops->CopyPlane)(pSrc, pDst,
-	       pGC, srcx, srcy, width, height, dstx, dsty, bitPlane);
-    damageRegionProcessPending (pDst);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDst);
-    return ret;
-}
-
-static void
-damagePolyPoint(DrawablePtr pDrawable,
-		GCPtr	    pGC,
-		int	    mode,
-		int	    npt,
-		xPoint	    *ppt)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (npt && checkGCDamage (pDrawable, pGC))
-    {
-	BoxRec	box;
-	int	nptTmp = npt;
-	xPoint	*pptTmp = ppt;
-
-	box.x2 = box.x1 = pptTmp->x;
-	box.y2 = box.y1 = pptTmp->y;
-
-	/* this could be slow if the points were spread out */
-
-	while(--nptTmp) 
-	{
-	   pptTmp++;
-	   if(box.x1 > pptTmp->x) box.x1 = pptTmp->x;
-	   else if(box.x2 < pptTmp->x) box.x2 = pptTmp->x;
-	   if(box.y1 > pptTmp->y) box.y1 = pptTmp->y;
-	   else if(box.y2 < pptTmp->y) box.y2 = pptTmp->y;
-	}
-
-	box.x2++;
-	box.y2++;
-
-	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
-	if(BOX_NOT_EMPTY(box))
-	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-    }
-    (*pGC->ops->PolyPoint)(pDrawable, pGC, mode, npt, ppt);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-static void
-damagePolylines(DrawablePtr pDrawable,
-		GCPtr	    pGC,
-		int	    mode,
-		int	    npt,
-		DDXPointPtr ppt)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (npt && checkGCDamage (pDrawable, pGC))
-    {
-	int	    nptTmp = npt;
-	DDXPointPtr pptTmp = ppt;
-	BoxRec	    box;
-	int	    extra = pGC->lineWidth >> 1;
-
-	box.x2 = box.x1 = pptTmp->x;
-	box.y2 = box.y1 = pptTmp->y;
-
-	if(nptTmp > 1) 
-	{
-	   if(pGC->joinStyle == JoinMiter)
-		extra = 6 * pGC->lineWidth;
-	   else if(pGC->capStyle == CapProjecting)
-		extra = pGC->lineWidth;
-        }
-
-	if(mode == CoordModePrevious) 
-	{
-	   int x = box.x1;
-	   int y = box.y1;
-	   while(--nptTmp) 
-	   {
-		pptTmp++;
-		x += pptTmp->x;
-		y += pptTmp->y;
-		if(box.x1 > x) box.x1 = x;
-		else if(box.x2 < x) box.x2 = x;
-		if(box.y1 > y) box.y1 = y;
-		else if(box.y2 < y) box.y2 = y;
-	    }
-	}
-	else 
-	{
-	   while(--nptTmp) 
-	   {
-		pptTmp++;
-		if(box.x1 > pptTmp->x) box.x1 = pptTmp->x;
-		else if(box.x2 < pptTmp->x) box.x2 = pptTmp->x;
-		if(box.y1 > pptTmp->y) box.y1 = pptTmp->y;
-		else if(box.y2 < pptTmp->y) box.y2 = pptTmp->y;
-	    }
-	}
-
-	box.x2++;
-	box.y2++;
-
-	if(extra) 
-	{
-	   box.x1 -= extra;
-	   box.x2 += extra;
-	   box.y1 -= extra;
-	   box.y2 += extra;
-        }
-
-	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
-	if(BOX_NOT_EMPTY(box))
-	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-    }
-    (*pGC->ops->Polylines)(pDrawable, pGC, mode, npt, ppt);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-static void
-damagePolySegment(DrawablePtr	pDrawable,
-		  GCPtr		pGC,
-		  int		nSeg,
-		  xSegment	*pSeg)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (nSeg && checkGCDamage (pDrawable, pGC))
-    {
-	BoxRec	    box;
-	int	    extra = pGC->lineWidth;
-	int	    nsegTmp = nSeg;
-	xSegment    *pSegTmp = pSeg;
-
-        if(pGC->capStyle != CapProjecting)
-	   extra >>= 1;
-
-	if(pSegTmp->x2 > pSegTmp->x1) {
-	    box.x1 = pSegTmp->x1;
-	    box.x2 = pSegTmp->x2;
-	} else {
-	    box.x2 = pSegTmp->x1;
-	    box.x1 = pSegTmp->x2;
-	}
-
-	if(pSegTmp->y2 > pSegTmp->y1) {
-	    box.y1 = pSegTmp->y1;
-	    box.y2 = pSegTmp->y2;
-	} else {
-	    box.y2 = pSegTmp->y1;
-	    box.y1 = pSegTmp->y2;
-	}
-
-	while(--nsegTmp) 
-	{
-	    pSegTmp++;
-	    if(pSegTmp->x2 > pSegTmp->x1) 
-	    {
-		if(pSegTmp->x1 < box.x1) box.x1 = pSegTmp->x1;
-		if(pSegTmp->x2 > box.x2) box.x2 = pSegTmp->x2;
-	    }
-	    else 
-	    {
-		if(pSegTmp->x2 < box.x1) box.x1 = pSegTmp->x2;
-		if(pSegTmp->x1 > box.x2) box.x2 = pSegTmp->x1;
-	    }
-	    if(pSegTmp->y2 > pSegTmp->y1) 
-	    {
-		if(pSegTmp->y1 < box.y1) box.y1 = pSegTmp->y1;
-		if(pSegTmp->y2 > box.y2) box.y2 = pSegTmp->y2;
-	    }
-	    else
-	    {
-		if(pSegTmp->y2 < box.y1) box.y1 = pSegTmp->y2;
-		if(pSegTmp->y1 > box.y2) box.y2 = pSegTmp->y1;
-	    }
-	}
-
-	box.x2++;
-	box.y2++;
-
-	if(extra) 
-	{
-	   box.x1 -= extra;
-	   box.x2 += extra;
-	   box.y1 -= extra;
-	   box.y2 += extra;
-        }
-
-	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
-	if(BOX_NOT_EMPTY(box))
-	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-    }
-    (*pGC->ops->PolySegment)(pDrawable, pGC, nSeg, pSeg);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-static void
-damagePolyRectangle(DrawablePtr  pDrawable,
-		    GCPtr        pGC,
-		    int	         nRects,
-		    xRectangle  *pRects)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (nRects && checkGCDamage (pDrawable, pGC))
-    {
-	BoxRec	    box;
-	int	    offset1, offset2, offset3;
-	int	    nRectsTmp = nRects;
-	xRectangle  *pRectsTmp = pRects;
-
-	offset2 = pGC->lineWidth;
-	if(!offset2) offset2 = 1;
-	offset1 = offset2 >> 1;
-	offset3 = offset2 - offset1;
-
-	while(nRectsTmp--)
-	{
-	    box.x1 = pRectsTmp->x - offset1;
-	    box.y1 = pRectsTmp->y - offset1;
-	    box.x2 = box.x1 + pRectsTmp->width + offset2;
-	    box.y2 = box.y1 + offset2;
-	    TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
-	    if(BOX_NOT_EMPTY(box))
-		damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-
-	    box.x1 = pRectsTmp->x - offset1;
-	    box.y1 = pRectsTmp->y + offset3;
-	    box.x2 = box.x1 + offset2;
-	    box.y2 = box.y1 + pRectsTmp->height - offset2;
-	    TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
-	    if(BOX_NOT_EMPTY(box))
-		damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-
-	    box.x1 = pRectsTmp->x + pRectsTmp->width - offset1;
-	    box.y1 = pRectsTmp->y + offset3;
-	    box.x2 = box.x1 + offset2;
-	    box.y2 = box.y1 + pRectsTmp->height - offset2;
-	    TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
-	    if(BOX_NOT_EMPTY(box))
-		damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-
-	    box.x1 = pRectsTmp->x - offset1;
-	    box.y1 = pRectsTmp->y + pRectsTmp->height - offset1;
-	    box.x2 = box.x1 + pRectsTmp->width + offset2;
-	    box.y2 = box.y1 + offset2;
-	    TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
-	    if(BOX_NOT_EMPTY(box))
-		damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-
-	    pRectsTmp++;
-	}
-    }
-    (*pGC->ops->PolyRectangle)(pDrawable, pGC, nRects, pRects);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-static void
-damagePolyArc(DrawablePtr   pDrawable,
-	      GCPtr	    pGC,
-	      int	    nArcs,
-	      xArc	    *pArcs)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (nArcs && checkGCDamage (pDrawable, pGC))
-    {
-	int	extra = pGC->lineWidth >> 1;
-	BoxRec	box;
-	int	nArcsTmp = nArcs;
-	xArc	*pArcsTmp = pArcs;
-
-	box.x1 = pArcsTmp->x;
-	box.x2 = box.x1 + pArcsTmp->width;
-	box.y1 = pArcsTmp->y;
-	box.y2 = box.y1 + pArcsTmp->height;
-
-	while(--nArcsTmp) 
-	{
-	    pArcsTmp++;
-	    if(box.x1 > pArcsTmp->x)
-		box.x1 = pArcsTmp->x;
-	    if(box.x2 < (pArcsTmp->x + pArcsTmp->width))
-		box.x2 = pArcsTmp->x + pArcsTmp->width;
-	    if(box.y1 > pArcsTmp->y) 
-		box.y1 = pArcsTmp->y;
-	    if(box.y2 < (pArcsTmp->y + pArcsTmp->height))
-		box.y2 = pArcsTmp->y + pArcsTmp->height;
-        }
-
-	if(extra) 
-	{
-	   box.x1 -= extra;
-	   box.x2 += extra;
-	   box.y1 -= extra;
-	   box.y2 += extra;
-        }
-
-	box.x2++;
-	box.y2++;
-
-	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
-	if(BOX_NOT_EMPTY(box))
-	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-    }
-    (*pGC->ops->PolyArc)(pDrawable, pGC, nArcs, pArcs);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-static void
-damageFillPolygon(DrawablePtr	pDrawable,
-		  GCPtr		pGC,
-		  int		shape,
-		  int		mode,
-		  int		npt,
-		  DDXPointPtr	ppt)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (npt > 2 && checkGCDamage (pDrawable, pGC))
-    {
-	DDXPointPtr pptTmp = ppt;
-	int	    nptTmp = npt;
-	BoxRec	    box;
-
-	box.x2 = box.x1 = pptTmp->x;
-	box.y2 = box.y1 = pptTmp->y;
-
-	if(mode != CoordModeOrigin) 
-	{
-	   int x = box.x1;
-	   int y = box.y1;
-	   while(--nptTmp) 
-	   {
-		pptTmp++;
-		x += pptTmp->x;
-		y += pptTmp->y;
-		if(box.x1 > x) box.x1 = x;
-		else if(box.x2 < x) box.x2 = x;
-		if(box.y1 > y) box.y1 = y;
-		else if(box.y2 < y) box.y2 = y;
-	    }
-	}
-	else 
-	{
-	   while(--nptTmp) 
-	   {
-		pptTmp++;
-		if(box.x1 > pptTmp->x) box.x1 = pptTmp->x;
-		else if(box.x2 < pptTmp->x) box.x2 = pptTmp->x;
-		if(box.y1 > pptTmp->y) box.y1 = pptTmp->y;
-		else if(box.y2 < pptTmp->y) box.y2 = pptTmp->y;
-	    }
-	}
-
-	box.x2++;
-	box.y2++;
-
-	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
-	if(BOX_NOT_EMPTY(box))
-	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-    }
-    
-    (*pGC->ops->FillPolygon)(pDrawable, pGC, shape, mode, npt, ppt);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-
-static void
-damagePolyFillRect(DrawablePtr	pDrawable,
-		   GCPtr	pGC,
-		   int		nRects,
-		   xRectangle	*pRects)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-    if (nRects && checkGCDamage (pDrawable, pGC))
-    {
-	BoxRec	    box;
-	xRectangle  *pRectsTmp = pRects;
-	int	    nRectsTmp = nRects;
-
-	box.x1 = pRectsTmp->x;
-	box.x2 = box.x1 + pRectsTmp->width;
-	box.y1 = pRectsTmp->y;
-	box.y2 = box.y1 + pRectsTmp->height;
-
-	while(--nRectsTmp) 
-	{
-	    pRectsTmp++;
-	    if(box.x1 > pRectsTmp->x) box.x1 = pRectsTmp->x;
-	    if(box.x2 < (pRectsTmp->x + pRectsTmp->width))
-		box.x2 = pRectsTmp->x + pRectsTmp->width;
-	    if(box.y1 > pRectsTmp->y) box.y1 = pRectsTmp->y;
-	    if(box.y2 < (pRectsTmp->y + pRectsTmp->height))
-		box.y2 = pRectsTmp->y + pRectsTmp->height;
-	}
-
-	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
-	if(BOX_NOT_EMPTY(box))
-	    damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-    }
-    (*pGC->ops->PolyFillRect)(pDrawable, pGC, nRects, pRects);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-
-static void
-damagePolyFillArc(DrawablePtr	pDrawable,
-		  GCPtr		pGC,
-		  int		nArcs,
-		  xArc		*pArcs)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (nArcs && checkGCDamage (pDrawable, pGC))
-    {
-	BoxRec	box;
-	int	nArcsTmp = nArcs;
-	xArc	*pArcsTmp = pArcs;
-
-	box.x1 = pArcsTmp->x;
-	box.x2 = box.x1 + pArcsTmp->width;
-	box.y1 = pArcsTmp->y;
-	box.y2 = box.y1 + pArcsTmp->height;
-
-	while(--nArcsTmp) 
-	{
-	    pArcsTmp++;
-	    if(box.x1 > pArcsTmp->x)
-		box.x1 = pArcsTmp->x;
-	    if(box.x2 < (pArcsTmp->x + pArcsTmp->width))
-		box.x2 = pArcsTmp->x + pArcsTmp->width;
-	    if(box.y1 > pArcsTmp->y)
-		box.y1 = pArcsTmp->y;
-	    if(box.y2 < (pArcsTmp->y + pArcsTmp->height))
-		box.y2 = pArcsTmp->y + pArcsTmp->height;
-        }
-
-	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
-	if(BOX_NOT_EMPTY(box))
-	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-    }
-    (*pGC->ops->PolyFillArc)(pDrawable, pGC, nArcs, pArcs);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-/*
- * general Poly/Image text function.  Extract glyph information,
- * compute bounding box and remove cursor if it is overlapped.
- */
-
-static void
-damageDamageChars (DrawablePtr	pDrawable,
-		   FontPtr	font,
-		   int		x,
-		   int		y,
-		   unsigned int	n,
-		   CharInfoPtr	*charinfo,
-		   Bool		imageblt,
-		   int		subWindowMode)
-{
-    ExtentInfoRec   extents;
-    BoxRec	    box;
-
-    QueryGlyphExtents(font, charinfo, n, &extents);
-    if (imageblt)
-    {
-	if (extents.overallWidth > extents.overallRight)
-	    extents.overallRight = extents.overallWidth;
-	if (extents.overallWidth < extents.overallLeft)
-	    extents.overallLeft = extents.overallWidth;
-	if (extents.overallLeft > 0)
-	    extents.overallLeft = 0;
-	if (extents.fontAscent > extents.overallAscent)
-	    extents.overallAscent = extents.fontAscent;
-	if (extents.fontDescent > extents.overallDescent)
-	    extents.overallDescent = extents.fontDescent;
-    }
-    box.x1 = x + extents.overallLeft;
-    box.y1 = y - extents.overallAscent;
-    box.x2 = x + extents.overallRight;
-    box.y2 = y + extents.overallDescent;
-    damageDamageBox (pDrawable, &box, subWindowMode);
-}
-
-/*
- * values for textType:
- */
-#define TT_POLY8   0
-#define TT_IMAGE8  1
-#define TT_POLY16  2
-#define TT_IMAGE16 3
-
-static int 
-damageText (DrawablePtr	    pDrawable,
-	    GCPtr	    pGC,
-	    int		    x,
-	    int		    y,
-	    unsigned long   count,
-	    char	    *chars,
-	    FontEncoding    fontEncoding,
-	    Bool	    textType)
-{
-    CharInfoPtr	    *charinfo;
-    CharInfoPtr	    *info;
-    unsigned long   i;
-    unsigned int    n;
-    int		    w;
-    Bool	    imageblt;
-
-    imageblt = (textType == TT_IMAGE8) || (textType == TT_IMAGE16);
-
-    charinfo = malloc(count * sizeof(CharInfoPtr));
-    if (!charinfo)
-	return x;
-
-    GetGlyphs(pGC->font, count, (unsigned char *)chars,
-	      fontEncoding, &i, charinfo);
-    n = (unsigned int)i;
-    w = 0;
-    if (!imageblt)
-	for (info = charinfo; i--; info++)
-	    w += (*info)->metrics.characterWidth;
-
-    if (n != 0) {
-	damageDamageChars (pDrawable, pGC->font, x + pDrawable->x, y + pDrawable->y, n,
-			   charinfo, imageblt, pGC->subWindowMode);
-	if (imageblt)
-	    (*pGC->ops->ImageGlyphBlt)(pDrawable, pGC, x, y, n, charinfo,
-				       FONTGLYPHS(pGC->font));
-	else
-	    (*pGC->ops->PolyGlyphBlt)(pDrawable, pGC, x, y, n, charinfo,
-				      FONTGLYPHS(pGC->font));
-    }
-    free(charinfo);
-    return x + w;
-}
-
-static int
-damagePolyText8(DrawablePtr pDrawable,
-		GCPtr	    pGC,
-		int	    x,
-		int	    y,
-		int	    count,
-		char	    *chars)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (checkGCDamage (pDrawable, pGC))
-	x = damageText (pDrawable, pGC, x, y, (unsigned long) count, chars,
-		    Linear8Bit, TT_POLY8);
-    else
-	x = (*pGC->ops->PolyText8)(pDrawable, pGC, x, y, count, chars);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-    return x;
-}
-
-static int
-damagePolyText16(DrawablePtr	pDrawable,
-		 GCPtr		pGC,
-		 int		x,
-		 int		y,
-		 int		count,
-		 unsigned short	*chars)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (checkGCDamage (pDrawable, pGC))
-	x = damageText (pDrawable, pGC, x, y, (unsigned long) count, (char *) chars,
-		    FONTLASTROW(pGC->font) == 0 ? Linear16Bit : TwoD16Bit,
-		    TT_POLY16);
-    else
-	x = (*pGC->ops->PolyText16)(pDrawable, pGC, x, y, count, chars);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-    return x;
-}
-
-static void
-damageImageText8(DrawablePtr	pDrawable,
-		 GCPtr		pGC,
-		 int		x,
-		 int		y,
-		 int		count,
-		 char		*chars)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (checkGCDamage (pDrawable, pGC))
-	damageText (pDrawable, pGC, x, y, (unsigned long) count, chars,
-		    Linear8Bit, TT_IMAGE8);
-    else
-	(*pGC->ops->ImageText8)(pDrawable, pGC, x, y, count, chars);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-static void
-damageImageText16(DrawablePtr	pDrawable,
-		  GCPtr		pGC,
-		  int		x,
-		  int		y,
-		  int		count,
-		  unsigned short *chars)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-
-    if (checkGCDamage (pDrawable, pGC))
-	damageText (pDrawable, pGC, x, y, (unsigned long) count, (char *) chars,
-		    FONTLASTROW(pGC->font) == 0 ? Linear16Bit : TwoD16Bit,
-		    TT_IMAGE16);
-    else
-	(*pGC->ops->ImageText16)(pDrawable, pGC, x, y, count, chars);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-
-static void
-damageImageGlyphBlt(DrawablePtr	    pDrawable,
-		    GCPtr	    pGC,
-		    int		    x,
-		    int		    y,
-		    unsigned int    nglyph,
-		    CharInfoPtr	    *ppci,
-		    pointer	    pglyphBase)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-    damageDamageChars (pDrawable, pGC->font, x + pDrawable->x, y + pDrawable->y,
-		       nglyph, ppci, TRUE, pGC->subWindowMode);
-    (*pGC->ops->ImageGlyphBlt)(pDrawable, pGC, x, y, nglyph,
-					ppci, pglyphBase);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-static void
-damagePolyGlyphBlt(DrawablePtr	pDrawable,
-		   GCPtr	pGC,
-		   int		x,
-		   int		y,
-		   unsigned int	nglyph,
-		   CharInfoPtr	*ppci,
-		   pointer	pglyphBase)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-    damageDamageChars (pDrawable, pGC->font, x + pDrawable->x, y + pDrawable->y,
-		       nglyph, ppci, FALSE, pGC->subWindowMode);
-    (*pGC->ops->PolyGlyphBlt)(pDrawable, pGC, x, y, nglyph,
-				ppci, pglyphBase);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-static void
-damagePushPixels(GCPtr		pGC,
-		 PixmapPtr	pBitMap,
-		 DrawablePtr	pDrawable,
-		 int		dx,
-		 int		dy,
-		 int		xOrg,
-		 int		yOrg)
-{
-    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
-    if(checkGCDamage (pDrawable, pGC))
-    {
-	BoxRec box;
-
-        box.x1 = xOrg;
-        box.y1 = yOrg;
-
-        if(!pGC->miTranslate) {
-           box.x1 += pDrawable->x;          
-           box.y1 += pDrawable->y;          
-        }
-
-	box.x2 = box.x1 + dx;
-	box.y2 = box.y1 + dy;
-
-	TRIM_BOX(box, pGC);
-	if(BOX_NOT_EMPTY(box))
-	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
-    }
-    (*pGC->ops->PushPixels)(pGC, pBitMap, pDrawable, dx, dy, xOrg, yOrg);
-    damageRegionProcessPending (pDrawable);
-    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
-}
-
-static void
-damageRemoveDamage (DamagePtr *pPrev, DamagePtr pDamage)
-{
-    while (*pPrev)
-    {
-	if (*pPrev == pDamage)
-	{
-	    *pPrev = pDamage->pNext;
-	    return;
-	}
-	pPrev = &(*pPrev)->pNext;
-    }
-#if DAMAGE_VALIDATE_ENABLE
-    ErrorF ("Damage not on list\n");
-    OsAbort ();
-#endif
-}
-
-static void
-damageInsertDamage (DamagePtr *pPrev, DamagePtr pDamage)
-{
-#if DAMAGE_VALIDATE_ENABLE
-    DamagePtr	pOld;
-
-    for (pOld = *pPrev; pOld; pOld = pOld->pNext)
-	if (pOld == pDamage) {
-	    ErrorF ("Damage already on list\n");
-	    OsAbort ();
-	}
-#endif
-    pDamage->pNext = *pPrev;
-    *pPrev = pDamage;
-}
-
-static Bool
-damageDestroyPixmap (PixmapPtr pPixmap)
-{
-    ScreenPtr	pScreen = pPixmap->drawable.pScreen;
-    damageScrPriv(pScreen);
-
-    if (pPixmap->refcnt == 1)
-    {
-	DamagePtr	*pPrev = getPixmapDamageRef (pPixmap);
-	DamagePtr	pDamage;
-
-	while ((pDamage = *pPrev))
-	{
-	    damageRemoveDamage (pPrev, pDamage);
-	    if (!pDamage->isWindow)
-		DamageDestroy (pDamage);
-	}
-    }
-    unwrap (pScrPriv, pScreen, DestroyPixmap);
-    (*pScreen->DestroyPixmap) (pPixmap);
-    wrap (pScrPriv, pScreen, DestroyPixmap, damageDestroyPixmap);
-    return TRUE;
-}
-
-static void
-damageCopyWindow(WindowPtr	pWindow,
-		 DDXPointRec	ptOldOrg,
-		 RegionPtr	prgnSrc)
-{
-    ScreenPtr pScreen = pWindow->drawable.pScreen;
-    damageScrPriv(pScreen);
-
-    if (getWindowDamage (pWindow))
-    {
-	int dx = pWindow->drawable.x - ptOldOrg.x;
-	int dy = pWindow->drawable.y - ptOldOrg.y;
-	
-	/*
-	 * The region comes in source relative, but the damage occurs
-	 * at the destination location.  Translate back and forth.
-	 */
-	RegionTranslate(prgnSrc, dx, dy);
-	damageRegionAppend (&pWindow->drawable, prgnSrc, FALSE, -1);
-	RegionTranslate(prgnSrc, -dx, -dy);
-    }
-    unwrap (pScrPriv, pScreen, CopyWindow);
-    (*pScreen->CopyWindow) (pWindow, ptOldOrg, prgnSrc);
-    damageRegionProcessPending (&pWindow->drawable);
-    wrap (pScrPriv, pScreen, CopyWindow, damageCopyWindow);
-}
-
-static GCOps damageGCOps = {
-    damageFillSpans, damageSetSpans,
-    damagePutImage, damageCopyArea,
-    damageCopyPlane, damagePolyPoint,
-    damagePolylines, damagePolySegment,
-    damagePolyRectangle, damagePolyArc,
-    damageFillPolygon, damagePolyFillRect,
-    damagePolyFillArc, damagePolyText8,
-    damagePolyText16, damageImageText8,
-    damageImageText16, damageImageGlyphBlt,
-    damagePolyGlyphBlt, damagePushPixels,
-};
-
-static void
-damageSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap)
-{
-    DamagePtr	pDamage;
-    ScreenPtr	pScreen = pWindow->drawable.pScreen;
-    damageScrPriv(pScreen);
-
-    if ((pDamage = damageGetWinPriv(pWindow)))
-    {
-	PixmapPtr   pOldPixmap = (*pScreen->GetWindowPixmap) (pWindow);
-	DamagePtr   *pPrev = getPixmapDamageRef(pOldPixmap);
-	
-	while (pDamage)
-	{
-	    damageRemoveDamage (pPrev, pDamage);
-	    pDamage = pDamage->pNextWin;
-	}
-    }
-    unwrap (pScrPriv, pScreen, SetWindowPixmap);
-    (*pScreen->SetWindowPixmap) (pWindow, pPixmap);
-    wrap (pScrPriv, pScreen, SetWindowPixmap, damageSetWindowPixmap);
-    if ((pDamage = damageGetWinPriv(pWindow)))
-    {
-	DamagePtr   *pPrev = getPixmapDamageRef(pPixmap);
-	
-	while (pDamage)
-	{
-	    damageInsertDamage (pPrev, pDamage);
-	    pDamage = pDamage->pNextWin;
-	}
-    }
-}
-
-static Bool
-damageDestroyWindow (WindowPtr pWindow)
-{
-    DamagePtr	pDamage;
-    ScreenPtr	pScreen = pWindow->drawable.pScreen;
-    Bool	ret;
-    damageScrPriv(pScreen);
-
-    while ((pDamage = damageGetWinPriv(pWindow)))
-    {
-	DamageUnregister (&pWindow->drawable, pDamage);
-	DamageDestroy (pDamage);
-    }
-    unwrap (pScrPriv, pScreen, DestroyWindow);
-    ret = (*pScreen->DestroyWindow) (pWindow);
-    wrap (pScrPriv, pScreen, DestroyWindow, damageDestroyWindow);
-    return ret;
-}
-
-static Bool
-damageCloseScreen (int i, ScreenPtr pScreen)
-{
-    damageScrPriv(pScreen);
-
-    unwrap (pScrPriv, pScreen, DestroyPixmap);
-    unwrap (pScrPriv, pScreen, CreateGC);
-    unwrap (pScrPriv, pScreen, CopyWindow);
-    unwrap (pScrPriv, pScreen, CloseScreen);
-    free(pScrPriv);
-    return (*pScreen->CloseScreen) (i, pScreen);
-}
-
-/**
- * Default implementations of the damage management functions.
- */
-void miDamageCreate (DamagePtr pDamage)
-{
-}
-
-void miDamageRegister (DrawablePtr pDrawable, DamagePtr pDamage)
-{
-}
-
-void miDamageUnregister (DrawablePtr pDrawable, DamagePtr pDamage)
-{
-}
-
-void miDamageDestroy (DamagePtr pDamage)
-{
-}
-
-/**
- * Public functions for consumption outside this file.
- */
-
-Bool
-DamageSetup (ScreenPtr pScreen)
-{
-    DamageScrPrivPtr	pScrPriv;
-    PictureScreenPtr	ps = GetPictureScreenIfSet(pScreen);
-    const DamageScreenFuncsRec miFuncs = {
-	miDamageCreate, miDamageRegister, miDamageUnregister, miDamageDestroy
-    };
-
-    if (!dixRegisterPrivateKey(&damageScrPrivateKeyRec, PRIVATE_SCREEN, 0))
-	return FALSE;
-
-    if (dixLookupPrivate(&pScreen->devPrivates, damageScrPrivateKey))
-	return TRUE;
-
-    if (!dixRegisterPrivateKey(&damageGCPrivateKeyRec, PRIVATE_GC, sizeof(DamageGCPrivRec)))
-	return FALSE;
-
-    if (!dixRegisterPrivateKey(&damagePixPrivateKeyRec, PRIVATE_PIXMAP, 0))
-	return FALSE;
-
-    if (!dixRegisterPrivateKey(&damageWinPrivateKeyRec, PRIVATE_WINDOW, 0))
-	return FALSE;
-
-    pScrPriv = malloc(sizeof (DamageScrPrivRec));
-    if (!pScrPriv)
-	return FALSE;
-
-    pScrPriv->internalLevel = 0;
-    pScrPriv->pScreenDamage = 0;
-
-    wrap (pScrPriv, pScreen, DestroyPixmap, damageDestroyPixmap);
-    wrap (pScrPriv, pScreen, CreateGC, damageCreateGC);
-    wrap (pScrPriv, pScreen, DestroyWindow, damageDestroyWindow);
-    wrap (pScrPriv, pScreen, SetWindowPixmap, damageSetWindowPixmap);
-    wrap (pScrPriv, pScreen, CopyWindow, damageCopyWindow);
-    wrap (pScrPriv, pScreen, CloseScreen, damageCloseScreen);
-    if (ps) {
-	wrap (pScrPriv, ps, Glyphs, damageGlyphs);
-	wrap (pScrPriv, ps, Composite, damageComposite);
-	wrap (pScrPriv, ps, AddTraps, damageAddTraps);
-    }
-
-    pScrPriv->funcs = miFuncs;
-
-    dixSetPrivate(&pScreen->devPrivates, damageScrPrivateKey, pScrPriv);
-    return TRUE;
-}
-
-DamagePtr
-DamageCreate (DamageReportFunc  damageReport,
-	      DamageDestroyFunc	damageDestroy,
-	      DamageReportLevel	damageLevel,
-	      Bool		isInternal,
-	      ScreenPtr		pScreen,
-	      void		*closure)
-{
-    damageScrPriv(pScreen);
-    DamagePtr	pDamage;
-
-    pDamage = dixAllocateObjectWithPrivates(DamageRec, PRIVATE_DAMAGE);
-    if (!pDamage)
-	return 0;
-    pDamage->pNext = 0;
-    pDamage->pNextWin = 0;
-    RegionNull(&pDamage->damage);
-    RegionNull(&pDamage->pendingDamage);
-    
-    pDamage->damageLevel = damageLevel;
-    pDamage->isInternal = isInternal;
-    pDamage->closure = closure;
-    pDamage->isWindow = FALSE;
-    pDamage->pDrawable = 0;
-    pDamage->reportAfter = FALSE;
-
-    pDamage->damageReport = damageReport;
-    pDamage->damageReportPostRendering = NULL;
-    pDamage->damageDestroy = damageDestroy;
-    pDamage->damageMarker = NULL;
-    pDamage->pScreen = pScreen;
-
-    (*pScrPriv->funcs.Create) (pDamage);
-
-    return pDamage;
-}
-
-void
-DamageRegister (DrawablePtr pDrawable,
-		DamagePtr   pDamage)
-{
-    ScreenPtr pScreen = pDrawable->pScreen;
-    damageScrPriv(pScreen);
-
-#if DAMAGE_VALIDATE_ENABLE
-    if (pDrawable->pScreen != pDamage->pScreen)
-    {
-	ErrorF ("DamageRegister called with mismatched screens\n");
-	OsAbort ();
-    }
-#endif
-
-    if (pDrawable->type == DRAWABLE_WINDOW)
-    {
-	WindowPtr   pWindow = (WindowPtr) pDrawable;
-	winDamageRef(pWindow);
-
-#if DAMAGE_VALIDATE_ENABLE
-	DamagePtr   pOld;
-	
-	for (pOld = *pPrev; pOld; pOld = pOld->pNextWin)
-	    if (pOld == pDamage) {
-		ErrorF ("Damage already on window list\n");
-		OsAbort ();
-	    }
-#endif
-	pDamage->pNextWin = *pPrev;
-	*pPrev = pDamage;
-	pDamage->isWindow = TRUE;
-    }
-    else
-	pDamage->isWindow = FALSE;
-    pDamage->pDrawable = pDrawable;
-    damageInsertDamage (getDrawableDamageRef (pDrawable), pDamage);
-    (*pScrPriv->funcs.Register) (pDrawable, pDamage);
-}
-
-void
-DamageDrawInternal (ScreenPtr pScreen, Bool enable)
-{
-    damageScrPriv (pScreen);
-
-    pScrPriv->internalLevel += enable ? 1 : -1;
-}
-
-void
-DamageUnregister (DrawablePtr	    pDrawable,
-		  DamagePtr	    pDamage)
-{
-    ScreenPtr pScreen = pDrawable->pScreen;
-    damageScrPriv(pScreen);
-
-    (*pScrPriv->funcs.Unregister) (pDrawable, pDamage);
-
-    if (pDrawable->type == DRAWABLE_WINDOW)
-    {
-	WindowPtr   pWindow = (WindowPtr) pDrawable;
-	winDamageRef (pWindow);
-#if DAMAGE_VALIDATE_ENABLE
-	int	found = 0;
-#endif
-
-	while (*pPrev)
-	{
-	    if (*pPrev == pDamage)
-	    {
-		*pPrev = pDamage->pNextWin;
-#if DAMAGE_VALIDATE_ENABLE
-		found = 1;
-#endif
-		break;
-	    }
-	    pPrev = &(*pPrev)->pNextWin;
-	}
-#if DAMAGE_VALIDATE_ENABLE
-	if (!found) {
-	    ErrorF ("Damage not on window list\n");
-	    OsAbort ();
-	}
-#endif
-    }
-    pDamage->pDrawable = 0;
-    damageRemoveDamage (getDrawableDamageRef (pDrawable), pDamage);
-}
-
-void
-DamageDestroy (DamagePtr    pDamage)
-{
-    ScreenPtr pScreen = pDamage->pScreen;
-    damageScrPriv(pScreen);
-
-    if (pDamage->damageDestroy)
-	(*pDamage->damageDestroy) (pDamage, pDamage->closure);
-    (*pScrPriv->funcs.Destroy) (pDamage);
-    RegionUninit(&pDamage->damage);
-    RegionUninit(&pDamage->pendingDamage);
-    dixFreeObjectWithPrivates(pDamage, PRIVATE_DAMAGE);
-}
-
-Bool
-DamageSubtract (DamagePtr	    pDamage,
-		const RegionPtr	    pRegion)
-{
-    RegionPtr	pClip;
-    RegionRec	pixmapClip;
-    DrawablePtr	pDrawable = pDamage->pDrawable;
-    
-    RegionSubtract(&pDamage->damage, &pDamage->damage, pRegion);
-    if (pDrawable)
-    {
-	if (pDrawable->type == DRAWABLE_WINDOW)
-	    pClip = &((WindowPtr) pDrawable)->borderClip;
-	else
-	{
-	    BoxRec  box;
-
-	    box.x1 = pDrawable->x;
-	    box.y1 = pDrawable->y;
-	    box.x2 = pDrawable->x + pDrawable->width;
-	    box.y2 = pDrawable->y + pDrawable->height;
-	    RegionInit(&pixmapClip, &box, 1);
-	    pClip = &pixmapClip;
-	}
-	RegionTranslate(&pDamage->damage, pDrawable->x, pDrawable->y);
-	RegionIntersect(&pDamage->damage, &pDamage->damage, pClip);
-	RegionTranslate(&pDamage->damage, -pDrawable->x, -pDrawable->y);
-	if (pDrawable->type != DRAWABLE_WINDOW)
-	    RegionUninit(&pixmapClip);
-    }
-    return RegionNotEmpty(&pDamage->damage);
-}
-
-void
-DamageEmpty (DamagePtr	    pDamage)
-{
-    RegionEmpty(&pDamage->damage);
-}
-
-RegionPtr
-DamageRegion (DamagePtr		    pDamage)
-{
-    return &pDamage->damage;
-}
-
-RegionPtr
-DamagePendingRegion (DamagePtr	    pDamage)
-{
-    return &pDamage->pendingDamage;
-}
-
-void
-DamageRegionAppend (DrawablePtr pDrawable, RegionPtr pRegion)
-{
-    damageRegionAppend (pDrawable, pRegion, FALSE, -1);
-}
-
-void
-DamageRegionProcessPending (DrawablePtr pDrawable)
-{
-    damageRegionProcessPending (pDrawable);
-}
-
-/* If a damage marker is provided, then this function must be called after rendering is done. */
-/* Please do call back so any future enhancements can assume this function is called. */
-/* There are no strict timing requirements for calling this function, just as soon as (is cheaply) possible. */
-void
-DamageRegionRendered (DrawablePtr pDrawable, DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pRegion)
-{
-    if (pDamage->damageReportPostRendering)
-	damageReportDamagePostRendering (pDamage, pOldDamage, pRegion);
-}
-
-/* This call is very odd, i'm leaving it intact for API sake, but please don't use it. */
-void
-DamageDamageRegion (DrawablePtr	pDrawable,
-		    RegionPtr	pRegion)
-{
-    damageRegionAppend (pDrawable, pRegion, FALSE, -1);
-
-    /* Go back and report this damage for DamagePtrs with reportAfter set, since
-     * this call isn't part of an in-progress drawing op in the call chain and
-     * the DDX probably just wants to know about it right away.
-     */
-    damageRegionProcessPending (pDrawable);
-}
-
-void
-DamageSetReportAfterOp (DamagePtr pDamage, Bool reportAfter)
-{
-    pDamage->reportAfter = reportAfter;
-}
-
-void
-DamageSetPostRenderingFunctions(DamagePtr pDamage, DamageReportFunc damageReportPostRendering,
-				DamageMarkerFunc damageMarker)
-{
-    pDamage->damageReportPostRendering = damageReportPostRendering;
-    pDamage->damageMarker = damageMarker;
-}
-
-DamageScreenFuncsPtr
-DamageGetScreenFuncs (ScreenPtr pScreen)
-{
-    damageScrPriv(pScreen);
-    return &pScrPriv->funcs;
-}
+/*
+ * 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 <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include    <X11/X.h>
+#include    "scrnintstr.h"
+#include    "windowstr.h"
+#include    <X11/fonts/font.h>
+#include    "dixfontstr.h"
+#include    <X11/fonts/fontstruct.h>
+#include    "mi.h"
+#include    "regionstr.h"
+#include    "globals.h"
+#include    "gcstruct.h"
+#include    "damage.h"
+#include    "damagestr.h"
+#ifdef COMPOSITE
+#include    "cw.h"
+#endif
+
+#define wrap(priv, real, mem, func) {\
+    priv->mem = real->mem; \
+    real->mem = func; \
+}
+
+#define unwrap(priv, real, mem) {\
+    real->mem = priv->mem; \
+}
+
+#define BOX_SAME(a,b) \
+    ((a)->x1 == (b)->x1 && \
+     (a)->y1 == (b)->y1 && \
+     (a)->x2 == (b)->x2 && \
+     (a)->y2 == (b)->y2)
+
+#define DAMAGE_VALIDATE_ENABLE 0
+#define DAMAGE_DEBUG_ENABLE 0
+#if DAMAGE_DEBUG_ENABLE
+#define DAMAGE_DEBUG(x)	ErrorF x
+#else
+#define DAMAGE_DEBUG(x)
+#endif
+
+#define getPixmapDamageRef(pPixmap) ((DamagePtr *) \
+    dixLookupPrivateAddr(&(pPixmap)->devPrivates, damagePixPrivateKey))
+
+#define pixmapDamage(pPixmap)		damagePixPriv(pPixmap)
+
+static DevPrivateKeyRec damageScrPrivateKeyRec;
+#define damageScrPrivateKey (&damageScrPrivateKeyRec)
+static DevPrivateKeyRec damagePixPrivateKeyRec;
+#define damagePixPrivateKey (&damagePixPrivateKeyRec)
+static DevPrivateKeyRec damageGCPrivateKeyRec;
+#define damageGCPrivateKey (&damageGCPrivateKeyRec)
+static DevPrivateKeyRec damageWinPrivateKeyRec;
+#define damageWinPrivateKey (&damageWinPrivateKeyRec)
+
+static DamagePtr *
+getDrawableDamageRef (DrawablePtr pDrawable)
+{
+    PixmapPtr   pPixmap;
+    
+    if (WindowDrawable(pDrawable->type))
+    {
+	ScreenPtr   pScreen = pDrawable->pScreen;
+
+	pPixmap = 0;
+	if (pScreen->GetWindowPixmap
+#ifdef ROOTLESS_WORKAROUND
+	    && ((WindowPtr)pDrawable)->viewable
+#endif
+	    )
+	    pPixmap = (*pScreen->GetWindowPixmap) ((WindowPtr)pDrawable);
+
+	if (!pPixmap)
+	{
+	    damageScrPriv(pScreen);
+
+	    return &pScrPriv->pScreenDamage;
+	}
+    }
+    else
+	pPixmap = (PixmapPtr) pDrawable;
+    return getPixmapDamageRef (pPixmap);
+}
+
+#define getDrawableDamage(pDrawable)	(*getDrawableDamageRef (pDrawable))
+#define getWindowDamage(pWin)		getDrawableDamage(&(pWin)->drawable)
+
+#define drawableDamage(pDrawable)	\
+    DamagePtr	pDamage = getDrawableDamage(pDrawable)
+
+#define windowDamage(pWin)		drawableDamage(&(pWin)->drawable)
+
+#define winDamageRef(pWindow) \
+    DamagePtr	*pPrev = (DamagePtr *) \
+	dixLookupPrivateAddr(&(pWindow)->devPrivates, damageWinPrivateKey)
+
+static void
+damageReportDamage (DamagePtr pDamage, RegionPtr pDamageRegion)
+{
+    BoxRec tmpBox;
+    RegionRec tmpRegion;
+    Bool was_empty;
+
+    switch (pDamage->damageLevel) {
+    case DamageReportRawRegion:
+	RegionUnion(&pDamage->damage, &pDamage->damage,
+			 pDamageRegion);
+	(*pDamage->damageReport) (pDamage, pDamageRegion, pDamage->closure);
+	break;
+    case DamageReportDeltaRegion:
+	RegionNull(&tmpRegion);
+	RegionSubtract(&tmpRegion, pDamageRegion, &pDamage->damage);
+	if (RegionNotEmpty(&tmpRegion)) {
+	    RegionUnion(&pDamage->damage, &pDamage->damage,
+			 pDamageRegion);
+	    (*pDamage->damageReport) (pDamage, &tmpRegion, pDamage->closure);
+	}
+	RegionUninit(&tmpRegion);
+	break;
+    case DamageReportBoundingBox:
+	tmpBox = *RegionExtents(&pDamage->damage);
+	RegionUnion(&pDamage->damage, &pDamage->damage,
+		     pDamageRegion);
+	if (!BOX_SAME (&tmpBox, RegionExtents(&pDamage->damage))) {
+	    (*pDamage->damageReport) (pDamage, &pDamage->damage,
+				      pDamage->closure);
+	}
+	break;
+    case DamageReportNonEmpty:
+	was_empty = !RegionNotEmpty(&pDamage->damage);
+	RegionUnion(&pDamage->damage, &pDamage->damage,
+		     pDamageRegion);
+	if (was_empty && RegionNotEmpty(&pDamage->damage)) {
+	    (*pDamage->damageReport) (pDamage, &pDamage->damage,
+				      pDamage->closure);
+	}
+	break;
+    case DamageReportNone:
+	RegionUnion(&pDamage->damage, &pDamage->damage,
+		     pDamageRegion);
+	break;
+    }
+}
+
+static void
+damageReportDamagePostRendering (DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pDamageRegion)
+{
+    BoxRec tmpBox;
+    RegionRec tmpRegion, newDamage;
+    Bool was_empty;
+
+    RegionUnion(&newDamage, pOldDamage, pDamageRegion);
+
+    switch (pDamage->damageLevel) {
+    case DamageReportRawRegion:
+	(*pDamage->damageReportPostRendering) (pDamage, pDamageRegion, pDamage->closure);
+	break;
+    case DamageReportDeltaRegion:
+	RegionNull(&tmpRegion);
+	RegionSubtract(&tmpRegion, pDamageRegion, pOldDamage);
+	if (RegionNotEmpty(&tmpRegion)) {
+	    (*pDamage->damageReportPostRendering) (pDamage, &tmpRegion, pDamage->closure);
+	}
+	RegionUninit(&tmpRegion);
+	break;
+    case DamageReportBoundingBox:
+	tmpBox = *RegionExtents(pOldDamage);
+	if (!BOX_SAME (&tmpBox, RegionExtents(&newDamage))) {
+	    (*pDamage->damageReportPostRendering) (pDamage, &newDamage,
+				      pDamage->closure);
+	}
+	break;
+    case DamageReportNonEmpty:
+	was_empty = !RegionNotEmpty(pOldDamage);
+	if (was_empty && RegionNotEmpty(&newDamage)) {
+	    (*pDamage->damageReportPostRendering) (pDamage, &newDamage,
+				      pDamage->closure);
+	}
+	break;
+    case DamageReportNone:
+	break;
+    }
+
+    RegionUninit(&newDamage);
+}
+
+#if DAMAGE_DEBUG_ENABLE
+static void
+_damageRegionAppend (DrawablePtr pDrawable, RegionPtr pRegion, Bool clip, int subWindowMode, const char *where)
+#define damageRegionAppend(d,r,c,m) _damageRegionAppend(d,r,c,m,__FUNCTION__)
+#else
+static void
+damageRegionAppend (DrawablePtr pDrawable, RegionPtr pRegion, Bool clip,
+			int subWindowMode)
+#endif
+{
+    ScreenPtr	    pScreen = pDrawable->pScreen;
+    damageScrPriv(pScreen);
+    drawableDamage(pDrawable);
+    DamagePtr	    pNext;
+    RegionRec	    clippedRec;
+    RegionPtr	    pDamageRegion;
+    RegionRec	    pixClip;
+    int		    draw_x, draw_y;
+#ifdef COMPOSITE
+    int		    screen_x = 0, screen_y = 0;
+#endif
+
+    /* short circuit for empty regions */
+    if (!RegionNotEmpty(pRegion))
+	return;
+    
+#ifdef COMPOSITE
+    /*
+     * When drawing to a pixmap which is storing window contents,
+     * the region presented is in pixmap relative coordinates which
+     * need to be converted to screen relative coordinates
+     */
+    if (pDrawable->type != DRAWABLE_WINDOW)
+    {
+	screen_x = ((PixmapPtr) pDrawable)->screen_x - pDrawable->x;
+	screen_y = ((PixmapPtr) pDrawable)->screen_y - pDrawable->y;
+    }
+    if (screen_x || screen_y)
+        RegionTranslate(pRegion, screen_x, screen_y);
+#endif
+	
+    if (pDrawable->type == DRAWABLE_WINDOW &&
+	((WindowPtr)(pDrawable))->backingStore == NotUseful)
+    {
+	if (subWindowMode == ClipByChildren)
+	{
+	    RegionIntersect(pRegion, pRegion,
+			     &((WindowPtr)(pDrawable))->clipList);
+	}
+	else if (subWindowMode == IncludeInferiors)
+	{
+	    RegionPtr pTempRegion =
+		NotClippedByChildren((WindowPtr)(pDrawable));
+	    RegionIntersect(pRegion, pRegion, pTempRegion);
+	    RegionDestroy(pTempRegion);
+	}
+	/* If subWindowMode is set to an invalid value, don't perform
+	 * any drawable-based clipping. */
+    }
+        
+
+    RegionNull(&clippedRec);
+    for (; pDamage; pDamage = pNext)
+    {
+	pNext = pDamage->pNext;
+	/*
+	 * Check for internal damage and don't send events
+	 */
+	if (pScrPriv->internalLevel > 0 && !pDamage->isInternal)
+	{
+	    DAMAGE_DEBUG (("non internal damage, skipping at %d\n",
+			   pScrPriv->internalLevel));
+	    continue;
+	}
+	/*
+	 * Check for unrealized windows
+	 */
+	if (pDamage->pDrawable->type == DRAWABLE_WINDOW &&
+	    !((WindowPtr) (pDamage->pDrawable))->realized)
+	{
+	    continue;
+	}
+	
+	draw_x = pDamage->pDrawable->x;
+	draw_y = pDamage->pDrawable->y;
+#ifdef COMPOSITE
+	/*
+	 * Need to move everyone to screen coordinates
+	 * XXX what about off-screen pixmaps with non-zero x/y?
+	 */
+	if (!WindowDrawable(pDamage->pDrawable->type))
+	{
+	    draw_x += ((PixmapPtr) pDamage->pDrawable)->screen_x;
+	    draw_y += ((PixmapPtr) pDamage->pDrawable)->screen_y;
+	}
+#endif
+	
+	/*
+	 * Clip against border or pixmap bounds
+	 */
+	
+	pDamageRegion = pRegion;
+	if (clip || pDamage->pDrawable != pDrawable)
+	{
+	    pDamageRegion = &clippedRec;
+	    if (pDamage->pDrawable->type == DRAWABLE_WINDOW) {
+		RegionIntersect(pDamageRegion, pRegion,
+		    &((WindowPtr)(pDamage->pDrawable))->borderClip);
+	    } else {
+		BoxRec	box;
+		box.x1 = draw_x;
+		box.y1 = draw_y;
+		box.x2 = draw_x + pDamage->pDrawable->width;
+		box.y2 = draw_y + pDamage->pDrawable->height;
+		RegionInit(&pixClip, &box, 1);
+		RegionIntersect(pDamageRegion, pRegion, &pixClip);
+		RegionUninit(&pixClip);
+	    }
+	    /*
+	     * Short circuit empty results
+	     */
+	    if (!RegionNotEmpty(pDamageRegion))
+		continue;
+	}
+	
+	DAMAGE_DEBUG (("%s %d x %d +%d +%d (target 0x%lx monitor 0x%lx)\n",
+		       where,
+		       pDamageRegion->extents.x2 - pDamageRegion->extents.x1,
+		       pDamageRegion->extents.y2 - pDamageRegion->extents.y1,
+		       pDamageRegion->extents.x1, pDamageRegion->extents.y1,
+		       pDrawable->id, pDamage->pDrawable->id));
+	
+	/*
+	 * Move region to target coordinate space
+	 */
+	if (draw_x || draw_y)
+	    RegionTranslate(pDamageRegion, -draw_x, -draw_y);
+
+	/* Store damage region if needed after submission. */
+	if (pDamage->reportAfter || pDamage->damageMarker)
+	    RegionUnion(&pDamage->pendingDamage,
+			 &pDamage->pendingDamage, pDamageRegion);
+
+	/* Duplicate current damage if needed. */
+	if (pDamage->damageMarker)
+	    RegionCopy(&pDamage->backupDamage, &pDamage->damage);
+
+	/* Report damage now, if desired. */
+	if (!pDamage->reportAfter) {
+	    if (pDamage->damageReport)
+		damageReportDamage (pDamage, pDamageRegion);
+	    else
+		RegionUnion(&pDamage->damage,
+			 &pDamage->damage, pDamageRegion);
+	}
+
+	/*
+	 * translate original region back
+	 */
+	if (pDamageRegion == pRegion && (draw_x || draw_y))
+	    RegionTranslate(pDamageRegion, draw_x, draw_y);
+    }
+#ifdef COMPOSITE
+    if (screen_x || screen_y)
+	RegionTranslate(pRegion, -screen_x, -screen_y);
+#endif
+    
+    RegionUninit(&clippedRec);
+}
+
+static void
+damageRegionProcessPending (DrawablePtr pDrawable)
+{
+    drawableDamage(pDrawable);
+
+    for (; pDamage != NULL; pDamage = pDamage->pNext)
+    {
+	/* submit damage marker whenever possible. */
+	if (pDamage->damageMarker)
+	    (*pDamage->damageMarker) (pDrawable, pDamage, &pDamage->backupDamage, &pDamage->pendingDamage, pDamage->closure);
+	if (pDamage->reportAfter) {
+	    /* It's possible that there is only interest in postRendering reporting. */
+	    if (pDamage->damageReport)
+		damageReportDamage (pDamage, &pDamage->pendingDamage);
+	    else
+		RegionUnion(&pDamage->damage, &pDamage->damage,
+			&pDamage->pendingDamage);
+	}
+
+	if (pDamage->reportAfter || pDamage->damageMarker)
+	    RegionEmpty(&pDamage->pendingDamage);
+	if (pDamage->damageMarker)
+	    RegionEmpty(&pDamage->backupDamage);
+    }
+    
+}
+
+#if DAMAGE_DEBUG_ENABLE
+#define damageDamageBox(d,b,m) _damageDamageBox(d,b,m,__FUNCTION__)
+static void
+_damageDamageBox (DrawablePtr pDrawable, BoxPtr pBox, int subWindowMode, const char *where)
+#else
+static void
+damageDamageBox (DrawablePtr pDrawable, BoxPtr pBox, int subWindowMode)
+#endif
+{
+    RegionRec	region;
+
+    RegionInit(&region, pBox, 1);
+#if DAMAGE_DEBUG_ENABLE
+    _damageRegionAppend (pDrawable, &region, TRUE, subWindowMode, where);
+#else
+    damageRegionAppend (pDrawable, &region, TRUE, subWindowMode);
+#endif
+    RegionUninit(&region);
+}
+
+static void damageValidateGC(GCPtr, unsigned long, DrawablePtr);
+static void damageChangeGC(GCPtr, unsigned long);
+static void damageCopyGC(GCPtr, unsigned long, GCPtr);
+static void damageDestroyGC(GCPtr);
+static void damageChangeClip(GCPtr, int, pointer, int);
+static void damageDestroyClip(GCPtr);
+static void damageCopyClip(GCPtr, GCPtr);
+
+static GCFuncs damageGCFuncs = {
+    damageValidateGC, damageChangeGC, damageCopyGC, damageDestroyGC,
+    damageChangeClip, damageDestroyClip, damageCopyClip
+};
+
+static GCOps damageGCOps;
+
+static Bool
+damageCreateGC(GCPtr pGC)
+{
+    ScreenPtr pScreen = pGC->pScreen;
+    damageScrPriv(pScreen);
+    damageGCPriv(pGC);
+    Bool ret;
+
+    unwrap (pScrPriv, pScreen, CreateGC);
+    if((ret = (*pScreen->CreateGC) (pGC))) {
+	pGCPriv->ops = NULL;
+	pGCPriv->funcs = pGC->funcs;
+	pGC->funcs = &damageGCFuncs;
+    }
+    wrap (pScrPriv, pScreen, CreateGC, damageCreateGC);
+
+    return ret;
+}
+
+#define DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable) \
+    damageGCPriv(pGC);  \
+    GCFuncs *oldFuncs = pGC->funcs; \
+    unwrap(pGCPriv, pGC, funcs);  \
+    unwrap(pGCPriv, pGC, ops); \
+
+#define DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable) \
+    wrap(pGCPriv, pGC, funcs, oldFuncs); \
+    wrap(pGCPriv, pGC, ops, &damageGCOps)
+
+#define DAMAGE_GC_FUNC_PROLOGUE(pGC) \
+    damageGCPriv(pGC); \
+    unwrap(pGCPriv, pGC, funcs); \
+    if (pGCPriv->ops) unwrap(pGCPriv, pGC, ops)
+
+#define DAMAGE_GC_FUNC_EPILOGUE(pGC) \
+    wrap(pGCPriv, pGC, funcs, &damageGCFuncs);  \
+    if (pGCPriv->ops) wrap(pGCPriv, pGC, ops, &damageGCOps)
+
+static void
+damageValidateGC(GCPtr         pGC,
+		 unsigned long changes,
+		 DrawablePtr   pDrawable)
+{
+    DAMAGE_GC_FUNC_PROLOGUE (pGC);
+    (*pGC->funcs->ValidateGC)(pGC, changes, pDrawable);
+    pGCPriv->ops = pGC->ops;  /* just so it's not NULL */
+    DAMAGE_GC_FUNC_EPILOGUE (pGC);
+}
+
+static void
+damageDestroyGC(GCPtr pGC)
+{
+    DAMAGE_GC_FUNC_PROLOGUE (pGC);
+    (*pGC->funcs->DestroyGC)(pGC);
+    DAMAGE_GC_FUNC_EPILOGUE (pGC);
+}
+
+static void
+damageChangeGC (GCPtr		pGC,
+		unsigned long   mask)
+{
+    DAMAGE_GC_FUNC_PROLOGUE (pGC);
+    (*pGC->funcs->ChangeGC) (pGC, mask);
+    DAMAGE_GC_FUNC_EPILOGUE (pGC);
+}
+
+static void
+damageCopyGC (GCPtr	    pGCSrc,
+	      unsigned long mask,
+	      GCPtr	    pGCDst)
+{
+    DAMAGE_GC_FUNC_PROLOGUE (pGCDst);
+    (*pGCDst->funcs->CopyGC) (pGCSrc, mask, pGCDst);
+    DAMAGE_GC_FUNC_EPILOGUE (pGCDst);
+}
+
+static void
+damageChangeClip (GCPtr	    pGC,
+		  int	    type,
+		  pointer   pvalue,
+		  int	    nrects)
+{
+    DAMAGE_GC_FUNC_PROLOGUE (pGC);
+    (*pGC->funcs->ChangeClip) (pGC, type, pvalue, nrects);
+    DAMAGE_GC_FUNC_EPILOGUE (pGC);
+}
+
+static void
+damageCopyClip(GCPtr pgcDst, GCPtr pgcSrc)
+{
+    DAMAGE_GC_FUNC_PROLOGUE (pgcDst);
+    (* pgcDst->funcs->CopyClip)(pgcDst, pgcSrc);
+    DAMAGE_GC_FUNC_EPILOGUE (pgcDst);
+}
+
+static void
+damageDestroyClip(GCPtr pGC)
+{
+    DAMAGE_GC_FUNC_PROLOGUE (pGC);
+    (* pGC->funcs->DestroyClip)(pGC);
+    DAMAGE_GC_FUNC_EPILOGUE (pGC);
+}
+
+#define TRIM_BOX(box, pGC) if (pGC->pCompositeClip) { \
+    BoxPtr extents = &pGC->pCompositeClip->extents;\
+    if(box.x1 < extents->x1) box.x1 = extents->x1; \
+    if(box.x2 > extents->x2) box.x2 = extents->x2; \
+    if(box.y1 < extents->y1) box.y1 = extents->y1; \
+    if(box.y2 > extents->y2) box.y2 = extents->y2; \
+    }
+
+#define TRANSLATE_BOX(box, pDrawable) { \
+    box.x1 += pDrawable->x; \
+    box.x2 += pDrawable->x; \
+    box.y1 += pDrawable->y; \
+    box.y2 += pDrawable->y; \
+    }
+
+#define TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC) { \
+    TRANSLATE_BOX(box, pDrawable); \
+    TRIM_BOX(box, pGC); \
+    }
+
+#define BOX_NOT_EMPTY(box) \
+    (((box.x2 - box.x1) > 0) && ((box.y2 - box.y1) > 0))
+
+#define checkGCDamage(d,g)	(getDrawableDamage(d) && \
+				 (!g->pCompositeClip ||\
+				  RegionNotEmpty(g->pCompositeClip)))
+
+#define TRIM_PICTURE_BOX(box, pDst) { \
+    BoxPtr extents = &pDst->pCompositeClip->extents;\
+    if(box.x1 < extents->x1) box.x1 = extents->x1; \
+    if(box.x2 > extents->x2) box.x2 = extents->x2; \
+    if(box.y1 < extents->y1) box.y1 = extents->y1; \
+    if(box.y2 > extents->y2) box.y2 = extents->y2; \
+    }
+    
+#define checkPictureDamage(p)	(getDrawableDamage(p->pDrawable) && \
+				 RegionNotEmpty(p->pCompositeClip))
+
+static void
+damageComposite (CARD8      op,
+		   PicturePtr pSrc,
+		   PicturePtr pMask,
+		   PicturePtr pDst,
+		   INT16      xSrc,
+		   INT16      ySrc,
+		   INT16      xMask,
+		   INT16      yMask,
+		   INT16      xDst,
+		   INT16      yDst,
+		   CARD16     width,
+		   CARD16     height)
+{
+    ScreenPtr		pScreen = pDst->pDrawable->pScreen;
+    PictureScreenPtr	ps = GetPictureScreen(pScreen);
+    damageScrPriv(pScreen);
+
+    if (checkPictureDamage (pDst))
+    {
+	BoxRec	box;
+
+	box.x1 = xDst + pDst->pDrawable->x;
+	box.y1 = yDst + pDst->pDrawable->y;
+	box.x2 = box.x1 + width;
+	box.y2 = box.y1 + height;
+	TRIM_PICTURE_BOX(box, pDst);
+	if (BOX_NOT_EMPTY(box))
+	    damageDamageBox (pDst->pDrawable, &box, pDst->subWindowMode);
+    }
+    unwrap (pScrPriv, ps, Composite);
+    (*ps->Composite) (op,
+		       pSrc,
+		       pMask,
+		       pDst,
+		       xSrc,
+		       ySrc,
+		       xMask,
+		       yMask,
+		       xDst,
+		       yDst,
+		       width,
+		       height);
+    damageRegionProcessPending (pDst->pDrawable);
+    wrap (pScrPriv, ps, Composite, damageComposite);
+}
+
+static void
+damageGlyphs (CARD8		op,
+		PicturePtr	pSrc,
+		PicturePtr	pDst,
+		PictFormatPtr	maskFormat,
+		INT16		xSrc,
+		INT16		ySrc,
+		int		nlist,
+		GlyphListPtr	list,
+		GlyphPtr	*glyphs)
+{
+    ScreenPtr		pScreen = pDst->pDrawable->pScreen;
+    PictureScreenPtr	ps = GetPictureScreen(pScreen);
+    damageScrPriv(pScreen);
+
+    if (checkPictureDamage (pDst))
+    {
+	int		nlistTmp = nlist;
+	GlyphListPtr	listTmp = list;
+	GlyphPtr	*glyphsTmp = glyphs;
+	int		x, y;
+	int		n;
+	GlyphPtr	glyph;
+	BoxRec		box;
+	int		x1, y1, x2, y2;
+
+	box.x1 = 32767;
+	box.y1 = 32767;
+	box.x2 = -32767;
+	box.y2 = -32767;
+	x = pDst->pDrawable->x;
+	y = pDst->pDrawable->y;
+	while (nlistTmp--)
+	{
+	    x += listTmp->xOff;
+	    y += listTmp->yOff;
+	    n = listTmp->len;
+	    while (n--)
+	    {
+		glyph = *glyphsTmp++;
+		x1 = x - glyph->info.x;
+		y1 = y - glyph->info.y;
+		x2 = x1 + glyph->info.width;
+		y2 = y1 + glyph->info.height;
+		if (x1 < box.x1)
+		    box.x1 = x1;
+		if (y1 < box.y1)
+		    box.y1 = y1;
+		if (x2 > box.x2)
+		    box.x2 = x2;
+		if (y2 > box.y2)
+		    box.y2 = y2;
+		x += glyph->info.xOff;
+		y += glyph->info.yOff;
+	    }
+	    listTmp++;
+	}
+	TRIM_PICTURE_BOX (box, pDst);
+	if (BOX_NOT_EMPTY(box))
+	    damageDamageBox (pDst->pDrawable, &box, pDst->subWindowMode);
+    }
+    unwrap (pScrPriv, ps, Glyphs);
+    (*ps->Glyphs) (op, pSrc, pDst, maskFormat, xSrc, ySrc, nlist, list, glyphs);
+    damageRegionProcessPending (pDst->pDrawable);
+    wrap (pScrPriv, ps, Glyphs, damageGlyphs);
+}
+
+static void
+damageAddTraps (PicturePtr  pPicture,
+		INT16	    x_off,
+		INT16	    y_off,
+		int	    ntrap,
+		xTrap	    *traps)
+{
+    ScreenPtr		pScreen = pPicture->pDrawable->pScreen;
+    PictureScreenPtr	ps = GetPictureScreen(pScreen);
+    damageScrPriv(pScreen);
+
+    if (checkPictureDamage (pPicture))
+    {
+	BoxRec	box;
+	int	i;
+	int	x, y;
+	xTrap	*t = traps;
+
+	box.x1 = 32767;
+	box.y1 = 32767;
+	box.x2 = -32767;
+	box.y2 = -32767;
+	x = pPicture->pDrawable->x + x_off;
+	y = pPicture->pDrawable->y + y_off;
+	for (i = 0; i < ntrap; i++)
+	{
+	    pixman_fixed_t   l = min (t->top.l, t->bot.l);
+	    pixman_fixed_t   r = max (t->top.r, t->bot.r);
+	    int	    x1 = x + pixman_fixed_to_int (l);
+	    int	    x2 = x + pixman_fixed_to_int (pixman_fixed_ceil (r));
+	    int	    y1 = y + pixman_fixed_to_int (t->top.y);
+	    int	    y2 = y + pixman_fixed_to_int (pixman_fixed_ceil (t->bot.y));
+	    
+	    if (x1 < box.x1)
+		box.x1 = x1;
+	    if (x2 > box.x2)
+		box.x2 = x2;
+	    if (y1 < box.y1)
+		box.y1 = y1;
+	    if (y2 > box.y2)
+		box.y2 = y2;
+	}
+	TRIM_PICTURE_BOX (box, pPicture);
+	if (BOX_NOT_EMPTY(box))
+	    damageDamageBox (pPicture->pDrawable, &box, pPicture->subWindowMode);
+    }
+    unwrap (pScrPriv, ps, AddTraps);
+    (*ps->AddTraps) (pPicture, x_off, y_off, ntrap, traps);
+    damageRegionProcessPending (pPicture->pDrawable);
+    wrap (pScrPriv, ps, AddTraps, damageAddTraps);
+}
+
+/**********************************************************/
+
+
+static void
+damageFillSpans(DrawablePtr pDrawable,
+		GC	    *pGC,
+		int	    npt,
+		DDXPointPtr ppt,
+		int	    *pwidth,
+		int	    fSorted)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (npt && checkGCDamage (pDrawable, pGC))
+    {
+	int	    nptTmp = npt;
+	DDXPointPtr pptTmp = ppt;
+	int	    *pwidthTmp = pwidth;
+	BoxRec	    box;
+
+	box.x1 = pptTmp->x;
+	box.x2 = box.x1 + *pwidthTmp;
+	box.y2 = box.y1 = pptTmp->y;
+
+	while(--nptTmp) 
+	{
+	   pptTmp++;
+	   pwidthTmp++;
+	   if(box.x1 > pptTmp->x) box.x1 = pptTmp->x;
+	   if(box.x2 < (pptTmp->x + *pwidthTmp))
+		box.x2 = pptTmp->x + *pwidthTmp;
+	   if(box.y1 > pptTmp->y) box.y1 = pptTmp->y;
+	   else if(box.y2 < pptTmp->y) box.y2 = pptTmp->y;
+	}
+
+	box.y2++;
+
+        if(!pGC->miTranslate) {
+           TRANSLATE_BOX(box, pDrawable);
+        }
+        TRIM_BOX(box, pGC); 
+
+	if(BOX_NOT_EMPTY(box))
+	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+    }
+    
+    (*pGC->ops->FillSpans)(pDrawable, pGC, npt, ppt, pwidth, fSorted);
+
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+static void
+damageSetSpans(DrawablePtr  pDrawable,
+	       GCPtr	    pGC,
+	       char	    *pcharsrc,
+	       DDXPointPtr  ppt,
+	       int	    *pwidth,
+	       int	    npt,
+	       int	    fSorted)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (npt && checkGCDamage (pDrawable, pGC))
+    {
+	DDXPointPtr pptTmp = ppt;
+	int	    *pwidthTmp = pwidth;
+	int	    nptTmp = npt;
+	BoxRec	    box;
+
+	box.x1 = pptTmp->x;
+	box.x2 = box.x1 + *pwidthTmp;
+	box.y2 = box.y1 = pptTmp->y;
+
+	while(--nptTmp) 
+	{
+	   pptTmp++;
+	   pwidthTmp++;
+	   if(box.x1 > pptTmp->x) box.x1 = pptTmp->x;
+	   if(box.x2 < (pptTmp->x + *pwidthTmp))
+		box.x2 = pptTmp->x + *pwidthTmp;
+	   if(box.y1 > pptTmp->y) box.y1 = pptTmp->y;
+	   else if(box.y2 < pptTmp->y) box.y2 = pptTmp->y;
+	}
+
+	box.y2++;
+
+        if(!pGC->miTranslate) {
+           TRANSLATE_BOX(box, pDrawable);
+        }
+        TRIM_BOX(box, pGC); 
+
+	if(BOX_NOT_EMPTY(box))
+	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+    }
+    (*pGC->ops->SetSpans)(pDrawable, pGC, pcharsrc, ppt, pwidth, npt, fSorted);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+static void
+damagePutImage(DrawablePtr  pDrawable,
+	       GCPtr	    pGC,
+	       int	    depth,
+	       int	    x,
+	       int	    y,
+	       int	    w,
+	       int	    h,
+	       int	    leftPad,
+	       int	    format,
+	       char	    *pImage)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+    if (checkGCDamage (pDrawable, pGC))
+    {
+	BoxRec box;
+
+	box.x1 = x + pDrawable->x;
+	box.x2 = box.x1 + w;
+	box.y1 = y + pDrawable->y;
+	box.y2 = box.y1 + h;
+
+	TRIM_BOX(box, pGC);
+	if(BOX_NOT_EMPTY(box))
+	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+    }
+    (*pGC->ops->PutImage)(pDrawable, pGC, depth, x, y, w, h,
+		leftPad, format, pImage);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+static RegionPtr
+damageCopyArea(DrawablePtr   pSrc,
+	       DrawablePtr  pDst,
+	       GC	    *pGC,
+	       int	    srcx,
+	       int	    srcy,
+	       int	    width,
+	       int	    height,
+	       int	    dstx,
+	       int	    dsty)
+{
+    RegionPtr ret;
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDst);
+    
+    if (checkGCDamage (pDst, pGC))
+    {
+	BoxRec box;
+
+	box.x1 = dstx + pDst->x;
+	box.x2 = box.x1 + width;
+	box.y1 = dsty + pDst->y;
+	box.y2 = box.y1 + height;
+
+	TRIM_BOX(box, pGC);
+	if(BOX_NOT_EMPTY(box))
+	   damageDamageBox (pDst, &box, pGC->subWindowMode);
+    }
+
+    ret = (*pGC->ops->CopyArea)(pSrc, pDst,
+            pGC, srcx, srcy, width, height, dstx, dsty);
+    damageRegionProcessPending (pDst);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDst);
+    return ret;
+}
+
+static RegionPtr
+damageCopyPlane(DrawablePtr	pSrc,
+		DrawablePtr	pDst,
+		GCPtr		pGC,
+		int		srcx,
+		int		srcy,
+		int		width,
+		int		height,
+		int		dstx,
+		int		dsty,
+		unsigned long	bitPlane)
+{
+    RegionPtr ret;
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDst);
+
+    if (checkGCDamage (pDst, pGC))
+    {
+	BoxRec box;
+
+	box.x1 = dstx + pDst->x;
+	box.x2 = box.x1 + width;
+	box.y1 = dsty + pDst->y;
+	box.y2 = box.y1 + height;
+
+	TRIM_BOX(box, pGC);
+	if(BOX_NOT_EMPTY(box))
+	   damageDamageBox (pDst, &box, pGC->subWindowMode);
+    }
+
+    ret = (*pGC->ops->CopyPlane)(pSrc, pDst,
+	       pGC, srcx, srcy, width, height, dstx, dsty, bitPlane);
+    damageRegionProcessPending (pDst);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDst);
+    return ret;
+}
+
+static void
+damagePolyPoint(DrawablePtr pDrawable,
+		GCPtr	    pGC,
+		int	    mode,
+		int	    npt,
+		xPoint	    *ppt)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (npt && checkGCDamage (pDrawable, pGC))
+    {
+	BoxRec	box;
+	int	nptTmp = npt;
+	xPoint	*pptTmp = ppt;
+
+	box.x2 = box.x1 = pptTmp->x;
+	box.y2 = box.y1 = pptTmp->y;
+
+	/* this could be slow if the points were spread out */
+
+	while(--nptTmp) 
+	{
+	   pptTmp++;
+	   if(box.x1 > pptTmp->x) box.x1 = pptTmp->x;
+	   else if(box.x2 < pptTmp->x) box.x2 = pptTmp->x;
+	   if(box.y1 > pptTmp->y) box.y1 = pptTmp->y;
+	   else if(box.y2 < pptTmp->y) box.y2 = pptTmp->y;
+	}
+
+	box.x2++;
+	box.y2++;
+
+	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
+	if(BOX_NOT_EMPTY(box))
+	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+    }
+    (*pGC->ops->PolyPoint)(pDrawable, pGC, mode, npt, ppt);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+static void
+damagePolylines(DrawablePtr pDrawable,
+		GCPtr	    pGC,
+		int	    mode,
+		int	    npt,
+		DDXPointPtr ppt)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (npt && checkGCDamage (pDrawable, pGC))
+    {
+	int	    nptTmp = npt;
+	DDXPointPtr pptTmp = ppt;
+	BoxRec	    box;
+	int	    extra = pGC->lineWidth >> 1;
+
+	box.x2 = box.x1 = pptTmp->x;
+	box.y2 = box.y1 = pptTmp->y;
+
+	if(nptTmp > 1) 
+	{
+	   if(pGC->joinStyle == JoinMiter)
+		extra = 6 * pGC->lineWidth;
+	   else if(pGC->capStyle == CapProjecting)
+		extra = pGC->lineWidth;
+        }
+
+	if(mode == CoordModePrevious) 
+	{
+	   int x = box.x1;
+	   int y = box.y1;
+	   while(--nptTmp) 
+	   {
+		pptTmp++;
+		x += pptTmp->x;
+		y += pptTmp->y;
+		if(box.x1 > x) box.x1 = x;
+		else if(box.x2 < x) box.x2 = x;
+		if(box.y1 > y) box.y1 = y;
+		else if(box.y2 < y) box.y2 = y;
+	    }
+	}
+	else 
+	{
+	   while(--nptTmp) 
+	   {
+		pptTmp++;
+		if(box.x1 > pptTmp->x) box.x1 = pptTmp->x;
+		else if(box.x2 < pptTmp->x) box.x2 = pptTmp->x;
+		if(box.y1 > pptTmp->y) box.y1 = pptTmp->y;
+		else if(box.y2 < pptTmp->y) box.y2 = pptTmp->y;
+	    }
+	}
+
+	box.x2++;
+	box.y2++;
+
+	if(extra) 
+	{
+	   box.x1 -= extra;
+	   box.x2 += extra;
+	   box.y1 -= extra;
+	   box.y2 += extra;
+        }
+
+	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
+	if(BOX_NOT_EMPTY(box))
+	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+    }
+    (*pGC->ops->Polylines)(pDrawable, pGC, mode, npt, ppt);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+static void
+damagePolySegment(DrawablePtr	pDrawable,
+		  GCPtr		pGC,
+		  int		nSeg,
+		  xSegment	*pSeg)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (nSeg && checkGCDamage (pDrawable, pGC))
+    {
+	BoxRec	    box;
+	int	    extra = pGC->lineWidth;
+	int	    nsegTmp = nSeg;
+	xSegment    *pSegTmp = pSeg;
+
+        if(pGC->capStyle != CapProjecting)
+	   extra >>= 1;
+
+	if(pSegTmp->x2 > pSegTmp->x1) {
+	    box.x1 = pSegTmp->x1;
+	    box.x2 = pSegTmp->x2;
+	} else {
+	    box.x2 = pSegTmp->x1;
+	    box.x1 = pSegTmp->x2;
+	}
+
+	if(pSegTmp->y2 > pSegTmp->y1) {
+	    box.y1 = pSegTmp->y1;
+	    box.y2 = pSegTmp->y2;
+	} else {
+	    box.y2 = pSegTmp->y1;
+	    box.y1 = pSegTmp->y2;
+	}
+
+	while(--nsegTmp) 
+	{
+	    pSegTmp++;
+	    if(pSegTmp->x2 > pSegTmp->x1) 
+	    {
+		if(pSegTmp->x1 < box.x1) box.x1 = pSegTmp->x1;
+		if(pSegTmp->x2 > box.x2) box.x2 = pSegTmp->x2;
+	    }
+	    else 
+	    {
+		if(pSegTmp->x2 < box.x1) box.x1 = pSegTmp->x2;
+		if(pSegTmp->x1 > box.x2) box.x2 = pSegTmp->x1;
+	    }
+	    if(pSegTmp->y2 > pSegTmp->y1) 
+	    {
+		if(pSegTmp->y1 < box.y1) box.y1 = pSegTmp->y1;
+		if(pSegTmp->y2 > box.y2) box.y2 = pSegTmp->y2;
+	    }
+	    else
+	    {
+		if(pSegTmp->y2 < box.y1) box.y1 = pSegTmp->y2;
+		if(pSegTmp->y1 > box.y2) box.y2 = pSegTmp->y1;
+	    }
+	}
+
+	box.x2++;
+	box.y2++;
+
+	if(extra) 
+	{
+	   box.x1 -= extra;
+	   box.x2 += extra;
+	   box.y1 -= extra;
+	   box.y2 += extra;
+        }
+
+	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
+	if(BOX_NOT_EMPTY(box))
+	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+    }
+    (*pGC->ops->PolySegment)(pDrawable, pGC, nSeg, pSeg);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+static void
+damagePolyRectangle(DrawablePtr  pDrawable,
+		    GCPtr        pGC,
+		    int	         nRects,
+		    xRectangle  *pRects)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (nRects && checkGCDamage (pDrawable, pGC))
+    {
+	BoxRec	    box;
+	int	    offset1, offset2, offset3;
+	int	    nRectsTmp = nRects;
+	xRectangle  *pRectsTmp = pRects;
+
+	offset2 = pGC->lineWidth;
+	if(!offset2) offset2 = 1;
+	offset1 = offset2 >> 1;
+	offset3 = offset2 - offset1;
+
+	while(nRectsTmp--)
+	{
+	    box.x1 = pRectsTmp->x - offset1;
+	    box.y1 = pRectsTmp->y - offset1;
+	    box.x2 = box.x1 + pRectsTmp->width + offset2;
+	    box.y2 = box.y1 + offset2;
+	    TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
+	    if(BOX_NOT_EMPTY(box))
+		damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+
+	    box.x1 = pRectsTmp->x - offset1;
+	    box.y1 = pRectsTmp->y + offset3;
+	    box.x2 = box.x1 + offset2;
+	    box.y2 = box.y1 + pRectsTmp->height - offset2;
+	    TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
+	    if(BOX_NOT_EMPTY(box))
+		damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+
+	    box.x1 = pRectsTmp->x + pRectsTmp->width - offset1;
+	    box.y1 = pRectsTmp->y + offset3;
+	    box.x2 = box.x1 + offset2;
+	    box.y2 = box.y1 + pRectsTmp->height - offset2;
+	    TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
+	    if(BOX_NOT_EMPTY(box))
+		damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+
+	    box.x1 = pRectsTmp->x - offset1;
+	    box.y1 = pRectsTmp->y + pRectsTmp->height - offset1;
+	    box.x2 = box.x1 + pRectsTmp->width + offset2;
+	    box.y2 = box.y1 + offset2;
+	    TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
+	    if(BOX_NOT_EMPTY(box))
+		damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+
+	    pRectsTmp++;
+	}
+    }
+    (*pGC->ops->PolyRectangle)(pDrawable, pGC, nRects, pRects);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+static void
+damagePolyArc(DrawablePtr   pDrawable,
+	      GCPtr	    pGC,
+	      int	    nArcs,
+	      xArc	    *pArcs)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (nArcs && checkGCDamage (pDrawable, pGC))
+    {
+	int	extra = pGC->lineWidth >> 1;
+	BoxRec	box;
+	int	nArcsTmp = nArcs;
+	xArc	*pArcsTmp = pArcs;
+
+	box.x1 = pArcsTmp->x;
+	box.x2 = box.x1 + pArcsTmp->width;
+	box.y1 = pArcsTmp->y;
+	box.y2 = box.y1 + pArcsTmp->height;
+
+	while(--nArcsTmp) 
+	{
+	    pArcsTmp++;
+	    if(box.x1 > pArcsTmp->x)
+		box.x1 = pArcsTmp->x;
+	    if(box.x2 < (pArcsTmp->x + pArcsTmp->width))
+		box.x2 = pArcsTmp->x + pArcsTmp->width;
+	    if(box.y1 > pArcsTmp->y) 
+		box.y1 = pArcsTmp->y;
+	    if(box.y2 < (pArcsTmp->y + pArcsTmp->height))
+		box.y2 = pArcsTmp->y + pArcsTmp->height;
+        }
+
+	if(extra) 
+	{
+	   box.x1 -= extra;
+	   box.x2 += extra;
+	   box.y1 -= extra;
+	   box.y2 += extra;
+        }
+
+	box.x2++;
+	box.y2++;
+
+	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
+	if(BOX_NOT_EMPTY(box))
+	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+    }
+    (*pGC->ops->PolyArc)(pDrawable, pGC, nArcs, pArcs);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+static void
+damageFillPolygon(DrawablePtr	pDrawable,
+		  GCPtr		pGC,
+		  int		shape,
+		  int		mode,
+		  int		npt,
+		  DDXPointPtr	ppt)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (npt > 2 && checkGCDamage (pDrawable, pGC))
+    {
+	DDXPointPtr pptTmp = ppt;
+	int	    nptTmp = npt;
+	BoxRec	    box;
+
+	box.x2 = box.x1 = pptTmp->x;
+	box.y2 = box.y1 = pptTmp->y;
+
+	if(mode != CoordModeOrigin) 
+	{
+	   int x = box.x1;
+	   int y = box.y1;
+	   while(--nptTmp) 
+	   {
+		pptTmp++;
+		x += pptTmp->x;
+		y += pptTmp->y;
+		if(box.x1 > x) box.x1 = x;
+		else if(box.x2 < x) box.x2 = x;
+		if(box.y1 > y) box.y1 = y;
+		else if(box.y2 < y) box.y2 = y;
+	    }
+	}
+	else 
+	{
+	   while(--nptTmp) 
+	   {
+		pptTmp++;
+		if(box.x1 > pptTmp->x) box.x1 = pptTmp->x;
+		else if(box.x2 < pptTmp->x) box.x2 = pptTmp->x;
+		if(box.y1 > pptTmp->y) box.y1 = pptTmp->y;
+		else if(box.y2 < pptTmp->y) box.y2 = pptTmp->y;
+	    }
+	}
+
+	box.x2++;
+	box.y2++;
+
+	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
+	if(BOX_NOT_EMPTY(box))
+	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+    }
+    
+    (*pGC->ops->FillPolygon)(pDrawable, pGC, shape, mode, npt, ppt);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+
+static void
+damagePolyFillRect(DrawablePtr	pDrawable,
+		   GCPtr	pGC,
+		   int		nRects,
+		   xRectangle	*pRects)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+    if (nRects && checkGCDamage (pDrawable, pGC))
+    {
+	BoxRec	    box;
+	xRectangle  *pRectsTmp = pRects;
+	int	    nRectsTmp = nRects;
+
+	box.x1 = pRectsTmp->x;
+	box.x2 = box.x1 + (short)pRectsTmp->width;
+	box.y1 = pRectsTmp->y;
+	box.y2 = box.y1 + (short)pRectsTmp->height;
+
+	while(--nRectsTmp) 
+	{
+	    pRectsTmp++;
+	    if(box.x1 > pRectsTmp->x) box.x1 = pRectsTmp->x;
+	    if(box.x2 < (pRectsTmp->x + pRectsTmp->width))
+		box.x2 = pRectsTmp->x + pRectsTmp->width;
+	    if(box.y1 > pRectsTmp->y) box.y1 = pRectsTmp->y;
+	    if(box.y2 < (pRectsTmp->y + pRectsTmp->height))
+		box.y2 = pRectsTmp->y + pRectsTmp->height;
+	}
+
+	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
+	if(BOX_NOT_EMPTY(box))
+	    damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+    }
+    (*pGC->ops->PolyFillRect)(pDrawable, pGC, nRects, pRects);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+
+static void
+damagePolyFillArc(DrawablePtr	pDrawable,
+		  GCPtr		pGC,
+		  int		nArcs,
+		  xArc		*pArcs)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (nArcs && checkGCDamage (pDrawable, pGC))
+    {
+	BoxRec	box;
+	int	nArcsTmp = nArcs;
+	xArc	*pArcsTmp = pArcs;
+
+	box.x1 = pArcsTmp->x;
+	box.x2 = box.x1 + pArcsTmp->width;
+	box.y1 = pArcsTmp->y;
+	box.y2 = box.y1 + pArcsTmp->height;
+
+	while(--nArcsTmp) 
+	{
+	    pArcsTmp++;
+	    if(box.x1 > pArcsTmp->x)
+		box.x1 = pArcsTmp->x;
+	    if(box.x2 < (pArcsTmp->x + pArcsTmp->width))
+		box.x2 = pArcsTmp->x + pArcsTmp->width;
+	    if(box.y1 > pArcsTmp->y)
+		box.y1 = pArcsTmp->y;
+	    if(box.y2 < (pArcsTmp->y + pArcsTmp->height))
+		box.y2 = pArcsTmp->y + pArcsTmp->height;
+        }
+
+	TRIM_AND_TRANSLATE_BOX(box, pDrawable, pGC);
+	if(BOX_NOT_EMPTY(box))
+	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+    }
+    (*pGC->ops->PolyFillArc)(pDrawable, pGC, nArcs, pArcs);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+/*
+ * general Poly/Image text function.  Extract glyph information,
+ * compute bounding box and remove cursor if it is overlapped.
+ */
+
+static void
+damageDamageChars (DrawablePtr	pDrawable,
+		   FontPtr	font,
+		   int		x,
+		   int		y,
+		   unsigned int	n,
+		   CharInfoPtr	*charinfo,
+		   Bool		imageblt,
+		   int		subWindowMode)
+{
+    ExtentInfoRec   extents;
+    BoxRec	    box;
+
+    QueryGlyphExtents(font, charinfo, n, &extents);
+    if (imageblt)
+    {
+	if (extents.overallWidth > extents.overallRight)
+	    extents.overallRight = extents.overallWidth;
+	if (extents.overallWidth < extents.overallLeft)
+	    extents.overallLeft = extents.overallWidth;
+	if (extents.overallLeft > 0)
+	    extents.overallLeft = 0;
+	if (extents.fontAscent > extents.overallAscent)
+	    extents.overallAscent = extents.fontAscent;
+	if (extents.fontDescent > extents.overallDescent)
+	    extents.overallDescent = extents.fontDescent;
+    }
+    box.x1 = x + extents.overallLeft;
+    box.y1 = y - extents.overallAscent;
+    box.x2 = x + extents.overallRight;
+    box.y2 = y + extents.overallDescent;
+    damageDamageBox (pDrawable, &box, subWindowMode);
+}
+
+/*
+ * values for textType:
+ */
+#define TT_POLY8   0
+#define TT_IMAGE8  1
+#define TT_POLY16  2
+#define TT_IMAGE16 3
+
+static int 
+damageText (DrawablePtr	    pDrawable,
+	    GCPtr	    pGC,
+	    int		    x,
+	    int		    y,
+	    unsigned long   count,
+	    char	    *chars,
+	    FontEncoding    fontEncoding,
+	    Bool	    textType)
+{
+    CharInfoPtr	    *charinfo;
+    CharInfoPtr	    *info;
+    unsigned long   i;
+    unsigned int    n;
+    int		    w;
+    Bool	    imageblt;
+
+    imageblt = (textType == TT_IMAGE8) || (textType == TT_IMAGE16);
+
+    charinfo = malloc(count * sizeof(CharInfoPtr));
+    if (!charinfo)
+	return x;
+
+    GetGlyphs(pGC->font, count, (unsigned char *)chars,
+	      fontEncoding, &i, charinfo);
+    n = (unsigned int)i;
+    w = 0;
+    if (!imageblt)
+	for (info = charinfo; i--; info++)
+	    w += (*info)->metrics.characterWidth;
+
+    if (n != 0) {
+	damageDamageChars (pDrawable, pGC->font, x + pDrawable->x, y + pDrawable->y, n,
+			   charinfo, imageblt, pGC->subWindowMode);
+	if (imageblt)
+	    (*pGC->ops->ImageGlyphBlt)(pDrawable, pGC, x, y, n, charinfo,
+				       FONTGLYPHS(pGC->font));
+	else
+	    (*pGC->ops->PolyGlyphBlt)(pDrawable, pGC, x, y, n, charinfo,
+				      FONTGLYPHS(pGC->font));
+    }
+    free(charinfo);
+    return x + w;
+}
+
+static int
+damagePolyText8(DrawablePtr pDrawable,
+		GCPtr	    pGC,
+		int	    x,
+		int	    y,
+		int	    count,
+		char	    *chars)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (checkGCDamage (pDrawable, pGC))
+	x = damageText (pDrawable, pGC, x, y, (unsigned long) count, chars,
+		    Linear8Bit, TT_POLY8);
+    else
+	x = (*pGC->ops->PolyText8)(pDrawable, pGC, x, y, count, chars);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+    return x;
+}
+
+static int
+damagePolyText16(DrawablePtr	pDrawable,
+		 GCPtr		pGC,
+		 int		x,
+		 int		y,
+		 int		count,
+		 unsigned short	*chars)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (checkGCDamage (pDrawable, pGC))
+	x = damageText (pDrawable, pGC, x, y, (unsigned long) count, (char *) chars,
+		    FONTLASTROW(pGC->font) == 0 ? Linear16Bit : TwoD16Bit,
+		    TT_POLY16);
+    else
+	x = (*pGC->ops->PolyText16)(pDrawable, pGC, x, y, count, chars);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+    return x;
+}
+
+static void
+damageImageText8(DrawablePtr	pDrawable,
+		 GCPtr		pGC,
+		 int		x,
+		 int		y,
+		 int		count,
+		 char		*chars)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (checkGCDamage (pDrawable, pGC))
+	damageText (pDrawable, pGC, x, y, (unsigned long) count, chars,
+		    Linear8Bit, TT_IMAGE8);
+    else
+	(*pGC->ops->ImageText8)(pDrawable, pGC, x, y, count, chars);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+static void
+damageImageText16(DrawablePtr	pDrawable,
+		  GCPtr		pGC,
+		  int		x,
+		  int		y,
+		  int		count,
+		  unsigned short *chars)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+
+    if (checkGCDamage (pDrawable, pGC))
+	damageText (pDrawable, pGC, x, y, (unsigned long) count, (char *) chars,
+		    FONTLASTROW(pGC->font) == 0 ? Linear16Bit : TwoD16Bit,
+		    TT_IMAGE16);
+    else
+	(*pGC->ops->ImageText16)(pDrawable, pGC, x, y, count, chars);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+
+static void
+damageImageGlyphBlt(DrawablePtr	    pDrawable,
+		    GCPtr	    pGC,
+		    int		    x,
+		    int		    y,
+		    unsigned int    nglyph,
+		    CharInfoPtr	    *ppci,
+		    pointer	    pglyphBase)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+    damageDamageChars (pDrawable, pGC->font, x + pDrawable->x, y + pDrawable->y,
+		       nglyph, ppci, TRUE, pGC->subWindowMode);
+    (*pGC->ops->ImageGlyphBlt)(pDrawable, pGC, x, y, nglyph,
+					ppci, pglyphBase);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+static void
+damagePolyGlyphBlt(DrawablePtr	pDrawable,
+		   GCPtr	pGC,
+		   int		x,
+		   int		y,
+		   unsigned int	nglyph,
+		   CharInfoPtr	*ppci,
+		   pointer	pglyphBase)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+    damageDamageChars (pDrawable, pGC->font, x + pDrawable->x, y + pDrawable->y,
+		       nglyph, ppci, FALSE, pGC->subWindowMode);
+    (*pGC->ops->PolyGlyphBlt)(pDrawable, pGC, x, y, nglyph,
+				ppci, pglyphBase);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+static void
+damagePushPixels(GCPtr		pGC,
+		 PixmapPtr	pBitMap,
+		 DrawablePtr	pDrawable,
+		 int		dx,
+		 int		dy,
+		 int		xOrg,
+		 int		yOrg)
+{
+    DAMAGE_GC_OP_PROLOGUE(pGC, pDrawable);
+    if(checkGCDamage (pDrawable, pGC))
+    {
+	BoxRec box;
+
+        box.x1 = xOrg;
+        box.y1 = yOrg;
+
+        if(!pGC->miTranslate) {
+           box.x1 += pDrawable->x;          
+           box.y1 += pDrawable->y;          
+        }
+
+	box.x2 = box.x1 + dx;
+	box.y2 = box.y1 + dy;
+
+	TRIM_BOX(box, pGC);
+	if(BOX_NOT_EMPTY(box))
+	   damageDamageBox (pDrawable, &box, pGC->subWindowMode);
+    }
+    (*pGC->ops->PushPixels)(pGC, pBitMap, pDrawable, dx, dy, xOrg, yOrg);
+    damageRegionProcessPending (pDrawable);
+    DAMAGE_GC_OP_EPILOGUE(pGC, pDrawable);
+}
+
+static void
+damageRemoveDamage (DamagePtr *pPrev, DamagePtr pDamage)
+{
+    while (*pPrev)
+    {
+	if (*pPrev == pDamage)
+	{
+	    *pPrev = pDamage->pNext;
+	    return;
+	}
+	pPrev = &(*pPrev)->pNext;
+    }
+#if DAMAGE_VALIDATE_ENABLE
+    ErrorF ("Damage not on list\n");
+    OsAbort ();
+#endif
+}
+
+static void
+damageInsertDamage (DamagePtr *pPrev, DamagePtr pDamage)
+{
+#if DAMAGE_VALIDATE_ENABLE
+    DamagePtr	pOld;
+
+    for (pOld = *pPrev; pOld; pOld = pOld->pNext)
+	if (pOld == pDamage) {
+	    ErrorF ("Damage already on list\n");
+	    OsAbort ();
+	}
+#endif
+    pDamage->pNext = *pPrev;
+    *pPrev = pDamage;
+}
+
+static Bool
+damageDestroyPixmap (PixmapPtr pPixmap)
+{
+    ScreenPtr	pScreen = pPixmap->drawable.pScreen;
+    damageScrPriv(pScreen);
+
+    if (pPixmap->refcnt == 1)
+    {
+	DamagePtr	*pPrev = getPixmapDamageRef (pPixmap);
+	DamagePtr	pDamage;
+
+	while ((pDamage = *pPrev))
+	{
+	    damageRemoveDamage (pPrev, pDamage);
+	    if (!pDamage->isWindow)
+		DamageDestroy (pDamage);
+	}
+    }
+    unwrap (pScrPriv, pScreen, DestroyPixmap);
+    (*pScreen->DestroyPixmap) (pPixmap);
+    wrap (pScrPriv, pScreen, DestroyPixmap, damageDestroyPixmap);
+    return TRUE;
+}
+
+static void
+damageCopyWindow(WindowPtr	pWindow,
+		 DDXPointRec	ptOldOrg,
+		 RegionPtr	prgnSrc)
+{
+    ScreenPtr pScreen = pWindow->drawable.pScreen;
+    damageScrPriv(pScreen);
+
+    if (getWindowDamage (pWindow))
+    {
+	int dx = pWindow->drawable.x - ptOldOrg.x;
+	int dy = pWindow->drawable.y - ptOldOrg.y;
+	
+	/*
+	 * The region comes in source relative, but the damage occurs
+	 * at the destination location.  Translate back and forth.
+	 */
+	RegionTranslate(prgnSrc, dx, dy);
+	damageRegionAppend (&pWindow->drawable, prgnSrc, FALSE, -1);
+	RegionTranslate(prgnSrc, -dx, -dy);
+    }
+    unwrap (pScrPriv, pScreen, CopyWindow);
+    (*pScreen->CopyWindow) (pWindow, ptOldOrg, prgnSrc);
+    damageRegionProcessPending (&pWindow->drawable);
+    wrap (pScrPriv, pScreen, CopyWindow, damageCopyWindow);
+}
+
+static GCOps damageGCOps = {
+    damageFillSpans, damageSetSpans,
+    damagePutImage, damageCopyArea,
+    damageCopyPlane, damagePolyPoint,
+    damagePolylines, damagePolySegment,
+    damagePolyRectangle, damagePolyArc,
+    damageFillPolygon, damagePolyFillRect,
+    damagePolyFillArc, damagePolyText8,
+    damagePolyText16, damageImageText8,
+    damageImageText16, damageImageGlyphBlt,
+    damagePolyGlyphBlt, damagePushPixels,
+};
+
+static void
+damageSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap)
+{
+    DamagePtr	pDamage;
+    ScreenPtr	pScreen = pWindow->drawable.pScreen;
+    damageScrPriv(pScreen);
+
+    if ((pDamage = damageGetWinPriv(pWindow)))
+    {
+	PixmapPtr   pOldPixmap = (*pScreen->GetWindowPixmap) (pWindow);
+	DamagePtr   *pPrev = getPixmapDamageRef(pOldPixmap);
+	
+	while (pDamage)
+	{
+	    damageRemoveDamage (pPrev, pDamage);
+	    pDamage = pDamage->pNextWin;
+	}
+    }
+    unwrap (pScrPriv, pScreen, SetWindowPixmap);
+    (*pScreen->SetWindowPixmap) (pWindow, pPixmap);
+    wrap (pScrPriv, pScreen, SetWindowPixmap, damageSetWindowPixmap);
+    if ((pDamage = damageGetWinPriv(pWindow)))
+    {
+	DamagePtr   *pPrev = getPixmapDamageRef(pPixmap);
+	
+	while (pDamage)
+	{
+	    damageInsertDamage (pPrev, pDamage);
+	    pDamage = pDamage->pNextWin;
+	}
+    }
+}
+
+static Bool
+damageDestroyWindow (WindowPtr pWindow)
+{
+    DamagePtr	pDamage;
+    ScreenPtr	pScreen = pWindow->drawable.pScreen;
+    Bool	ret;
+    damageScrPriv(pScreen);
+
+    while ((pDamage = damageGetWinPriv(pWindow)))
+    {
+	DamageUnregister (&pWindow->drawable, pDamage);
+	DamageDestroy (pDamage);
+    }
+    unwrap (pScrPriv, pScreen, DestroyWindow);
+    ret = (*pScreen->DestroyWindow) (pWindow);
+    wrap (pScrPriv, pScreen, DestroyWindow, damageDestroyWindow);
+    return ret;
+}
+
+static Bool
+damageCloseScreen (int i, ScreenPtr pScreen)
+{
+    damageScrPriv(pScreen);
+
+    unwrap (pScrPriv, pScreen, DestroyPixmap);
+    unwrap (pScrPriv, pScreen, CreateGC);
+    unwrap (pScrPriv, pScreen, CopyWindow);
+    unwrap (pScrPriv, pScreen, CloseScreen);
+    free(pScrPriv);
+    return (*pScreen->CloseScreen) (i, pScreen);
+}
+
+/**
+ * Default implementations of the damage management functions.
+ */
+void miDamageCreate (DamagePtr pDamage)
+{
+}
+
+void miDamageRegister (DrawablePtr pDrawable, DamagePtr pDamage)
+{
+}
+
+void miDamageUnregister (DrawablePtr pDrawable, DamagePtr pDamage)
+{
+}
+
+void miDamageDestroy (DamagePtr pDamage)
+{
+}
+
+/**
+ * Public functions for consumption outside this file.
+ */
+
+Bool
+DamageSetup (ScreenPtr pScreen)
+{
+    DamageScrPrivPtr	pScrPriv;
+    PictureScreenPtr	ps = GetPictureScreenIfSet(pScreen);
+    const DamageScreenFuncsRec miFuncs = {
+	miDamageCreate, miDamageRegister, miDamageUnregister, miDamageDestroy
+    };
+
+    if (!dixRegisterPrivateKey(&damageScrPrivateKeyRec, PRIVATE_SCREEN, 0))
+	return FALSE;
+
+    if (dixLookupPrivate(&pScreen->devPrivates, damageScrPrivateKey))
+	return TRUE;
+
+    if (!dixRegisterPrivateKey(&damageGCPrivateKeyRec, PRIVATE_GC, sizeof(DamageGCPrivRec)))
+	return FALSE;
+
+    if (!dixRegisterPrivateKey(&damagePixPrivateKeyRec, PRIVATE_PIXMAP, 0))
+	return FALSE;
+
+    if (!dixRegisterPrivateKey(&damageWinPrivateKeyRec, PRIVATE_WINDOW, 0))
+	return FALSE;
+
+    pScrPriv = malloc(sizeof (DamageScrPrivRec));
+    if (!pScrPriv)
+	return FALSE;
+
+    pScrPriv->internalLevel = 0;
+    pScrPriv->pScreenDamage = 0;
+
+    wrap (pScrPriv, pScreen, DestroyPixmap, damageDestroyPixmap);
+    wrap (pScrPriv, pScreen, CreateGC, damageCreateGC);
+    wrap (pScrPriv, pScreen, DestroyWindow, damageDestroyWindow);
+    wrap (pScrPriv, pScreen, SetWindowPixmap, damageSetWindowPixmap);
+    wrap (pScrPriv, pScreen, CopyWindow, damageCopyWindow);
+    wrap (pScrPriv, pScreen, CloseScreen, damageCloseScreen);
+    if (ps) {
+	wrap (pScrPriv, ps, Glyphs, damageGlyphs);
+	wrap (pScrPriv, ps, Composite, damageComposite);
+	wrap (pScrPriv, ps, AddTraps, damageAddTraps);
+    }
+
+    pScrPriv->funcs = miFuncs;
+
+    dixSetPrivate(&pScreen->devPrivates, damageScrPrivateKey, pScrPriv);
+    return TRUE;
+}
+
+DamagePtr
+DamageCreate (DamageReportFunc  damageReport,
+	      DamageDestroyFunc	damageDestroy,
+	      DamageReportLevel	damageLevel,
+	      Bool		isInternal,
+	      ScreenPtr		pScreen,
+	      void		*closure)
+{
+    damageScrPriv(pScreen);
+    DamagePtr	pDamage;
+
+    pDamage = dixAllocateObjectWithPrivates(DamageRec, PRIVATE_DAMAGE);
+    if (!pDamage)
+	return 0;
+    pDamage->pNext = 0;
+    pDamage->pNextWin = 0;
+    RegionNull(&pDamage->damage);
+    RegionNull(&pDamage->pendingDamage);
+    
+    pDamage->damageLevel = damageLevel;
+    pDamage->isInternal = isInternal;
+    pDamage->closure = closure;
+    pDamage->isWindow = FALSE;
+    pDamage->pDrawable = 0;
+    pDamage->reportAfter = FALSE;
+
+    pDamage->damageReport = damageReport;
+    pDamage->damageReportPostRendering = NULL;
+    pDamage->damageDestroy = damageDestroy;
+    pDamage->damageMarker = NULL;
+    pDamage->pScreen = pScreen;
+
+    (*pScrPriv->funcs.Create) (pDamage);
+
+    return pDamage;
+}
+
+void
+DamageRegister (DrawablePtr pDrawable,
+		DamagePtr   pDamage)
+{
+    ScreenPtr pScreen = pDrawable->pScreen;
+    damageScrPriv(pScreen);
+
+#if DAMAGE_VALIDATE_ENABLE
+    if (pDrawable->pScreen != pDamage->pScreen)
+    {
+	ErrorF ("DamageRegister called with mismatched screens\n");
+	OsAbort ();
+    }
+#endif
+
+    if (pDrawable->type == DRAWABLE_WINDOW)
+    {
+	WindowPtr   pWindow = (WindowPtr) pDrawable;
+	winDamageRef(pWindow);
+
+#if DAMAGE_VALIDATE_ENABLE
+	DamagePtr   pOld;
+	
+	for (pOld = *pPrev; pOld; pOld = pOld->pNextWin)
+	    if (pOld == pDamage) {
+		ErrorF ("Damage already on window list\n");
+		OsAbort ();
+	    }
+#endif
+	pDamage->pNextWin = *pPrev;
+	*pPrev = pDamage;
+	pDamage->isWindow = TRUE;
+    }
+    else
+	pDamage->isWindow = FALSE;
+    pDamage->pDrawable = pDrawable;
+    damageInsertDamage (getDrawableDamageRef (pDrawable), pDamage);
+    (*pScrPriv->funcs.Register) (pDrawable, pDamage);
+}
+
+void
+DamageDrawInternal (ScreenPtr pScreen, Bool enable)
+{
+    damageScrPriv (pScreen);
+
+    pScrPriv->internalLevel += enable ? 1 : -1;
+}
+
+void
+DamageUnregister (DrawablePtr	    pDrawable,
+		  DamagePtr	    pDamage)
+{
+    ScreenPtr pScreen = pDrawable->pScreen;
+    damageScrPriv(pScreen);
+
+    (*pScrPriv->funcs.Unregister) (pDrawable, pDamage);
+
+    if (pDrawable->type == DRAWABLE_WINDOW)
+    {
+	WindowPtr   pWindow = (WindowPtr) pDrawable;
+	winDamageRef (pWindow);
+#if DAMAGE_VALIDATE_ENABLE
+	int	found = 0;
+#endif
+
+	while (*pPrev)
+	{
+	    if (*pPrev == pDamage)
+	    {
+		*pPrev = pDamage->pNextWin;
+#if DAMAGE_VALIDATE_ENABLE
+		found = 1;
+#endif
+		break;
+	    }
+	    pPrev = &(*pPrev)->pNextWin;
+	}
+#if DAMAGE_VALIDATE_ENABLE
+	if (!found) {
+	    ErrorF ("Damage not on window list\n");
+	    OsAbort ();
+	}
+#endif
+    }
+    pDamage->pDrawable = 0;
+    damageRemoveDamage (getDrawableDamageRef (pDrawable), pDamage);
+}
+
+void
+DamageDestroy (DamagePtr    pDamage)
+{
+    ScreenPtr pScreen = pDamage->pScreen;
+    damageScrPriv(pScreen);
+
+    if (pDamage->damageDestroy)
+	(*pDamage->damageDestroy) (pDamage, pDamage->closure);
+    (*pScrPriv->funcs.Destroy) (pDamage);
+    RegionUninit(&pDamage->damage);
+    RegionUninit(&pDamage->pendingDamage);
+    dixFreeObjectWithPrivates(pDamage, PRIVATE_DAMAGE);
+}
+
+Bool
+DamageSubtract (DamagePtr	    pDamage,
+		const RegionPtr	    pRegion)
+{
+    RegionPtr	pClip;
+    RegionRec	pixmapClip;
+    DrawablePtr	pDrawable = pDamage->pDrawable;
+    
+    RegionSubtract(&pDamage->damage, &pDamage->damage, pRegion);
+    if (pDrawable)
+    {
+	if (pDrawable->type == DRAWABLE_WINDOW)
+	    pClip = &((WindowPtr) pDrawable)->borderClip;
+	else
+	{
+	    BoxRec  box;
+
+	    box.x1 = pDrawable->x;
+	    box.y1 = pDrawable->y;
+	    box.x2 = pDrawable->x + pDrawable->width;
+	    box.y2 = pDrawable->y + pDrawable->height;
+	    RegionInit(&pixmapClip, &box, 1);
+	    pClip = &pixmapClip;
+	}
+	RegionTranslate(&pDamage->damage, pDrawable->x, pDrawable->y);
+	RegionIntersect(&pDamage->damage, &pDamage->damage, pClip);
+	RegionTranslate(&pDamage->damage, -pDrawable->x, -pDrawable->y);
+	if (pDrawable->type != DRAWABLE_WINDOW)
+	    RegionUninit(&pixmapClip);
+    }
+    return RegionNotEmpty(&pDamage->damage);
+}
+
+void
+DamageEmpty (DamagePtr	    pDamage)
+{
+    RegionEmpty(&pDamage->damage);
+}
+
+RegionPtr
+DamageRegion (DamagePtr		    pDamage)
+{
+    return &pDamage->damage;
+}
+
+RegionPtr
+DamagePendingRegion (DamagePtr	    pDamage)
+{
+    return &pDamage->pendingDamage;
+}
+
+void
+DamageRegionAppend (DrawablePtr pDrawable, RegionPtr pRegion)
+{
+    damageRegionAppend (pDrawable, pRegion, FALSE, -1);
+}
+
+void
+DamageRegionProcessPending (DrawablePtr pDrawable)
+{
+    damageRegionProcessPending (pDrawable);
+}
+
+/* If a damage marker is provided, then this function must be called after rendering is done. */
+/* Please do call back so any future enhancements can assume this function is called. */
+/* There are no strict timing requirements for calling this function, just as soon as (is cheaply) possible. */
+void
+DamageRegionRendered (DrawablePtr pDrawable, DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pRegion)
+{
+    if (pDamage->damageReportPostRendering)
+	damageReportDamagePostRendering (pDamage, pOldDamage, pRegion);
+}
+
+/* This call is very odd, i'm leaving it intact for API sake, but please don't use it. */
+void
+DamageDamageRegion (DrawablePtr	pDrawable,
+		    const RegionPtr	pRegion)
+{
+    damageRegionAppend (pDrawable, pRegion, FALSE, -1);
+
+    /* Go back and report this damage for DamagePtrs with reportAfter set, since
+     * this call isn't part of an in-progress drawing op in the call chain and
+     * the DDX probably just wants to know about it right away.
+     */
+    damageRegionProcessPending (pDrawable);
+}
+
+void
+DamageSetReportAfterOp (DamagePtr pDamage, Bool reportAfter)
+{
+    pDamage->reportAfter = reportAfter;
+}
+
+void
+DamageSetPostRenderingFunctions(DamagePtr pDamage, DamageReportFunc damageReportPostRendering,
+				DamageMarkerFunc damageMarker)
+{
+    pDamage->damageReportPostRendering = damageReportPostRendering;
+    pDamage->damageMarker = damageMarker;
+}
+
+DamageScreenFuncsPtr
+DamageGetScreenFuncs (ScreenPtr pScreen)
+{
+    damageScrPriv(pScreen);
+    return &pScrPriv->funcs;
+}
diff --git a/xorg-server/miext/damage/makefile b/xorg-server/miext/damage/makefile
new file mode 100644
index 000000000..e58f4a883
--- /dev/null
+++ b/xorg-server/miext/damage/makefile
@@ -0,0 +1,7 @@
+LIBRARY = libdamage
+
+#INCLUDES = -I$(srcdir)/../cw -I$(top_srcdir)/hw/xfree86/os-support
+
+CSRCS =damage.c
+
+
diff --git a/xorg-server/miext/rootless/makefile b/xorg-server/miext/rootless/makefile
new file mode 100644
index 000000000..d49e810a2
--- /dev/null
+++ b/xorg-server/miext/rootless/makefile
@@ -0,0 +1,10 @@
+LIBRARY=librootless
+
+librootless_la_SOURCES = \
+	rootlessCommon.c \
+	rootlessGC.c \
+	rootlessScreen.c \
+	rootlessValTree.c \
+	rootlessWindow.c
+
+CSRCS = $(filter %.c,$(librootless_la_SOURCES))
diff --git a/xorg-server/miext/rootless/rootlessGC.c b/xorg-server/miext/rootless/rootlessGC.c
index 21a3bd806..2af251ee6 100644
--- a/xorg-server/miext/rootless/rootlessGC.c
+++ b/xorg-server/miext/rootless/rootlessGC.c
@@ -49,6 +49,9 @@
 
 #include "rootlessCommon.h"
 
+#ifdef _MSC_VER
+#define inline __inline
+#endif
 
 // GC functions
 static void RootlessValidateGC(GCPtr pGC, unsigned long changes,
diff --git a/xorg-server/miext/rootless/rootlessScreen.c b/xorg-server/miext/rootless/rootlessScreen.c
index ca4f00c3e..9263df1fd 100644
--- a/xorg-server/miext/rootless/rootlessScreen.c
+++ b/xorg-server/miext/rootless/rootlessScreen.c
@@ -325,7 +325,7 @@ RootlessGlyphs(CARD8 op, PicturePtr pSrc, PicturePtr pDst,
                 box.x1 = x - glyph->info.x;
                 box.y1 = y - glyph->info.y;
                 box.x2 = box.x1 + glyph->info.width;
-                box.y2 = box.y2 + glyph->info.height;
+                box.y2 = box.y1 + glyph->info.height;
 
                 x += glyph->info.xOff;
                 y += glyph->info.yOff;
diff --git a/xorg-server/miext/rootless/rootlessWindow.c b/xorg-server/miext/rootless/rootlessWindow.c
index 20fdaba8d..4c7f7b044 100644
--- a/xorg-server/miext/rootless/rootlessWindow.c
+++ b/xorg-server/miext/rootless/rootlessWindow.c
@@ -51,6 +51,12 @@ extern Bool no_configure_window;
 #include "rootlessCommon.h"
 #include "rootlessWindow.h"
 
+#ifdef _MSC_VER
+#define inline __inline
+#include "xplugin.h"
+extern int darwinMainScreenX, darwinMainScreenY;
+#endif
+
 #define SCREEN_TO_GLOBAL_X \
     (pScreen->x + rootlessGlobalOffsetX)
 #define SCREEN_TO_GLOBAL_Y \
@@ -683,7 +689,7 @@ RootlessResizeCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg,
     if (gResizeDeathCount == 1) {
         /* Simple case, we only have a single source pixmap. */
 
-        fbCopyRegion(&gResizeDeathPix[0]->drawable,
+        miCopyRegion(&gResizeDeathPix[0]->drawable,
                      &pScreen->GetWindowPixmap(pWin)->drawable, 0,
                      &rgnDst, dx, dy, fbCopyWindowProc, 0, 0);
     }
@@ -699,7 +705,7 @@ RootlessResizeCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg,
             RegionNull(&clipped);
             RegionIntersect(&rgnDst, &clip, &clipped);
 
-            fbCopyRegion(&gResizeDeathPix[i]->drawable,
+            miCopyRegion(&gResizeDeathPix[i]->drawable,
                          &pScreen->GetWindowPixmap(pWin)->drawable, 0,
                          &clipped, dx, dy, fbCopyWindowProc, 0, 0);
 
@@ -780,7 +786,7 @@ RootlessCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
     else {
         RootlessStartDrawing(pWin);
 
-        fbCopyRegion((DrawablePtr) pWin, (DrawablePtr) pWin,
+        miCopyRegion((DrawablePtr) pWin, (DrawablePtr) pWin,
                      0, &rgnDst, dx, dy, fbCopyWindowProc, 0, 0);
 
         /* prgnSrc has been translated to dst position */
@@ -996,6 +1002,7 @@ StartFrameResize(WindowPtr pWin, Bool gravity,
     }
     else if (gravity) {
         /* The general case. Just copy everything. */
+        BoxRec tmpBoxRec={oldX, oldY, oldX2, oldY2};
 
         RootlessStartDrawing(pWin);
 
@@ -1004,7 +1011,7 @@ StartFrameResize(WindowPtr pWin, Bool gravity,
         memcpy(gResizeDeathBits, winRec->pixelData,
                winRec->bytesPerRow * winRec->height);
 
-        gResizeDeathBounds[0] = (BoxRec) {oldX, oldY, oldX2, oldY2};
+        gResizeDeathBounds[0] = tmpBoxRec;
         gResizeDeathPix[0]
             = GetScratchPixmapHeader(pScreen, winRec->width,
                                      winRec->height,
@@ -1041,7 +1048,8 @@ StartFrameResize(WindowPtr pWin, Bool gravity,
        window bits. */
 
     if (need_window_source) {
-        gResizeDeathBounds[0] = (BoxRec) {oldX, oldY, oldX2, oldY2};
+        BoxRec tmpBoxRec={oldX, oldY, oldX2, oldY2};
+        gResizeDeathBounds[0] = tmpBoxRec;
         gResizeDeathPix[0]
             = GetScratchPixmapHeader(pScreen, oldW, oldH,
                                      winRec->win->drawable.depth,
diff --git a/xorg-server/miext/rootless/xplugin.h b/xorg-server/miext/rootless/xplugin.h
new file mode 100644
index 000000000..7fdf6006e
--- /dev/null
+++ b/xorg-server/miext/rootless/xplugin.h
@@ -0,0 +1,592 @@
+/* Xplugin.h -- windowing API for rootless X11 server
+   $Id$
+
+   Copyright (c) 2002 Apple Computer, 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 ABOVE LISTED COPYRIGHT
+   HOLDER(S) 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(s) of the above
+   copyright holders shall not be used in advertising or otherwise to
+   promote the sale, use or other dealings in this Software without
+   prior written authorization.
+
+   Note that these interfaces are provided solely for the use of the
+   X11 server. Any other uses are unsupported and strongly discouraged. */
+/* $XFree86: xc/programs/Xserver/hw/darwin/quartz/xpr/Xplugin.h,v 1.2 2003/05/02 00:08:49 torrey Exp $ */
+
+#ifndef XPLUGIN_H
+#define XPLUGIN_H 1
+
+#include <stdint.h>
+
+/* By default we use the X server definition of BoxRec to define xp_box,
+   so that the compiler can silently convert between the two. But if
+   XP_NO_X_HEADERS is defined, we'll define it ourselves. */
+
+#ifndef XP_NO_X_HEADERS
+# include "miscstruct.h"
+  typedef BoxRec xp_box;
+#else
+  struct xp_box_struct {
+      short x1, y1, x2, y2;
+  };
+  typedef struct xp_box_struct xp_box;
+#endif
+
+typedef unsigned int xp_resource_id;
+typedef xp_resource_id xp_window_id;
+typedef xp_resource_id xp_surface_id;
+typedef unsigned int xp_client_id;
+typedef unsigned int xp_request_type;
+typedef int xp_error;
+typedef int xp_bool;
+
+
+/* Error codes that the functions declared here may return. They all
+   numerically match their X equivalents, i.e. the XP_ can be dropped
+   if <X11/X.h> has been included. */
+
+enum xp_error_enum {
+    XP_Success			= 0,
+    XP_BadRequest		= 1,
+    XP_BadValue			= 2,
+    XP_BadWindow		= 3,
+    XP_BadMatch			= 8,
+    XP_BadAccess		= 10,
+    XP_BadImplementation	= 17,
+};    
+
+
+/* Event types generated by the plugin. */
+
+enum xp_event_type_enum {
+    /* The global display configuration changed somehow. */
+    XP_EVENT_DISPLAY_CHANGED	= 1 << 0,
+
+    /* A window changed state. Argument is xp_window_state_event */
+    XP_EVENT_WINDOW_STATE_CHANGED = 1 << 1,
+
+    /* An async request encountered an error. Argument is of type
+       xp_async_error_event */
+    XP_EVENT_ASYNC_ERROR	= 1 << 2,
+
+    /* Sent when a surface is destroyed as a side effect of destroying
+       a window. Arg is of type xp_surface_id. */
+    XP_EVENT_SURFACE_DESTROYED	= 1 << 3,
+
+    /* Sent when any GL contexts pointing at the given surface need to
+       call xp_update_gl_context () to refresh their state (because the
+       window moved or was resized. Arg is of type xp_surface_id. */
+    XP_EVENT_SURFACE_CHANGED	= 1 << 4,
+
+    /* Sent when a window has been moved. Arg is of type xp_window_id. */
+    XP_EVENT_WINDOW_MOVED	= 1 << 5,
+};
+
+/* Function type used to receive events. */
+
+typedef void (xp_event_fun) (unsigned int type, const void *arg,
+			     unsigned int arg_size, void *user_data);
+
+
+/* Operation types. Used when reporting errors asynchronously. */
+
+enum xp_request_type_enum {
+    XP_REQUEST_NIL = 0,
+    XP_REQUEST_DESTROY_WINDOW = 1,
+    XP_REQUEST_CONFIGURE_WINDOW = 2,
+    XP_REQUEST_FLUSH_WINDOW = 3,
+    XP_REQUEST_COPY_WINDOW = 4,
+    XP_REQUEST_UNLOCK_WINDOW = 5,
+    XP_REQUEST_DISABLE_UPDATE = 6,
+    XP_REQUEST_REENABLE_UPDATE = 7,
+    XP_REQUEST_HIDE_CURSOR = 8,
+    XP_REQUEST_SHOW_CURSOR = 9,
+    XP_REQUEST_FRAME_DRAW = 10,
+};
+
+/* Structure used to report an error asynchronously. Passed as the "arg"
+   of an XP_EVENT_ASYNC_ERROR event. */
+
+struct xp_async_error_event_struct {
+    xp_request_type request_type;
+    xp_resource_id id;
+    xp_error error;
+};
+
+typedef struct xp_async_error_event_struct xp_async_error_event;
+
+
+/* Possible window states. */
+
+enum xp_window_state_enum {
+    /* The window is not in the global list of possibly-visible windows. */
+    XP_WINDOW_STATE_OFFSCREEN	= 1 << 0,
+
+    /* Parts of the window may be obscured by other windows. */
+    XP_WINDOW_STATE_OBSCURED	= 1 << 1,
+};
+
+/* Structure passed as argument of an XP_EVENT_WINDOW_STATE_CHANGED event. */
+
+struct xp_window_state_event_struct {
+    xp_window_id id;
+    unsigned int state;
+};
+
+typedef struct xp_window_state_event_struct xp_window_state_event;
+
+
+/* Function type used to supply a colormap for indexed drawables. */
+
+typedef xp_error (xp_colormap_fun) (void *data, int first_color,
+				    int n_colors, uint32_t *colors);
+
+
+/* Window attributes structure. Used when creating and configuring windows.
+   Also used when configuring surfaces attached to windows. Functions that
+   take one of these structures also take a bit mask defining which
+   fields are set to meaningful values. */
+
+enum xp_window_changes_enum {
+    XP_ORIGIN			= 1 << 0,
+    XP_SIZE			= 1 << 1,
+    XP_BOUNDS			= XP_ORIGIN | XP_SIZE,
+    XP_SHAPE			= 1 << 2,
+    XP_STACKING			= 1 << 3,
+    XP_DEPTH			= 1 << 4,
+    XP_COLORMAP			= 1 << 5,
+    XP_WINDOW_LEVEL		= 1 << 6,
+};
+
+struct xp_window_changes_struct {
+    /* XP_ORIGIN */
+    int x, y;
+
+    /* XP_SIZE */
+    unsigned int width, height;
+    int bit_gravity;			/* how to resize the backing store */
+
+    /* XP_SHAPE */
+    int shape_nrects;			/* -1 = remove shape */
+    xp_box *shape_rects;
+    int shape_tx, shape_ty;		/* translation for shape */
+
+    /* XP_STACKING */
+    int stack_mode;
+    xp_window_id sibling;		/* may be zero; in ABOVE/BELOW modes
+					   it may specify a relative window */
+    /* XP_DEPTH, window-only */
+    unsigned int depth;
+
+    /* XP_COLORMAP, window-only */
+    xp_colormap_fun *colormap;
+    void *colormap_data;
+
+    /* XP_WINDOW_LEVEL, window-only */
+    int window_level;
+};
+
+typedef struct xp_window_changes_struct xp_window_changes;
+
+/* Values for bit_gravity field */
+
+enum xp_bit_gravity_enum {
+    XP_GRAVITY_NONE		= 0,	/* no gravity, fill everything */
+    XP_GRAVITY_NORTH_WEST	= 1,	/* anchor to top-left corner */
+    XP_GRAVITY_NORTH_EAST	= 2,	/* anchor to top-right corner */
+    XP_GRAVITY_SOUTH_EAST	= 3,	/* anchor to bottom-right corner */
+    XP_GRAVITY_SOUTH_WEST	= 4,	/* anchor to bottom-left corner */
+};
+
+/* Values for stack_mode field */
+
+enum xp_window_stack_mode_enum {
+    XP_UNMAPPED			= 0,	/* remove the window */
+    XP_MAPPED_ABOVE		= 1,	/* display the window on top */
+    XP_MAPPED_BELOW		= 2,	/* display the window at bottom */
+};
+
+/* Data formats for depth field and composite functions */
+
+enum xp_depth_enum {
+    XP_DEPTH_NIL = 0,			/* null source when compositing */
+    XP_DEPTH_ARGB8888,
+    XP_DEPTH_RGB555,
+    XP_DEPTH_A8,			/* for masks when compositing */
+    XP_DEPTH_INDEX8,
+};
+
+/* Options that may be passed to the xp_init () function. */
+
+enum xp_init_options_enum {
+    /* Don't mark that this process can be in the foreground. */
+    XP_IN_BACKGROUND		= 1 << 0,
+
+    /* Deliver background pointer events to this process. */
+    XP_BACKGROUND_EVENTS	= 1 << 1,
+};
+
+
+
+/* Miscellaneous functions */
+
+/* Initialize the plugin library. Only the copy/fill/composite functions
+   may be called without having previously called xp_init () */
+
+extern xp_error xp_init (unsigned int options);
+
+/* Sets the current set of requested notifications to MASK. When any of
+   these arrive, CALLBACK will be invoked with CALLBACK-DATA. Note that
+   calling this function cancels any previously requested notifications
+   that aren't set in MASK. */
+
+extern xp_error xp_select_events (unsigned int mask,
+				  xp_event_fun *callback,
+				  void *callback_data);
+
+/* Waits for all initiated operations to complete. */
+
+extern xp_error xp_synchronize (void);
+
+/* Causes any display update initiated through the plugin libary to be
+   queued until update is reenabled. Note that calls to these functions
+   nest. */
+  
+extern xp_error xp_disable_update (void);
+extern xp_error xp_reenable_update (void);
+
+
+
+/* Cursor functions. */
+
+/* Installs the specified cursor. ARGB-DATA should point to 32-bit
+   premultiplied big-endian ARGB data. The HOT-X,HOT-Y parameters
+   specify the offset to the cursor's hot spot from its top-left
+   corner. */
+
+extern xp_error xp_set_cursor (unsigned int width, unsigned int height,
+			       unsigned int hot_x, unsigned int hot_y,
+			       const uint32_t *argb_data,
+			       unsigned int rowbytes);
+
+/* Hide and show the cursor if it's owned by the current process. Calls
+   to these functions nest. */
+
+extern xp_error xp_hide_cursor (void);
+extern xp_error xp_show_cursor (void);
+
+
+
+/* Window functions. */
+
+/* Create a new window as defined by MASK and VALUES. MASK must contain
+   XP_BOUNDS or an error is raised. The id of the newly created window
+   is stored in *RET-ID if this function returns XP_Success. */
+
+extern xp_error xp_create_window (unsigned int mask,
+				  const xp_window_changes *values,
+				  xp_window_id *ret_id);
+
+/* Destroys the window identified by ID. */
+
+extern xp_error xp_destroy_window (xp_window_id id);
+
+/* Reconfigures the given window according to MASK and VALUES. */
+
+extern xp_error xp_configure_window (xp_window_id id, unsigned int mask,
+				     const xp_window_changes *values);
+
+
+/* Returns true if NATIVE-ID is a window created by the plugin library.
+   If so and RET-ID is non-null, stores the id of the window in *RET-ID. */
+
+extern xp_bool xp_lookup_native_window (unsigned int native_id,
+					xp_window_id *ret_id);
+
+/* If ID names a window created by the plugin library, stores it's native
+   window id in *RET-NATIVE-ID. */
+
+extern xp_error xp_get_native_window (xp_window_id id,
+				      unsigned int *ret_native_id);
+
+
+/* Locks the rectangle IN-RECT (or, if null, the entire window) of the
+   given window's backing store. Any other non-null parameters are filled
+   in as follows:
+
+   DEPTH = format of returned data. Currently either XP_DEPTH_ARGB8888
+   or XP_DEPTH_RGB565 (possibly with 8 bit planar alpha). Data is
+   always stored in native byte order.
+
+   BITS[0] = pointer to top-left pixel of locked color data
+   BITS[1] = pointer to top-left of locked alpha data, or null if window
+   has no alpha. If the alpha data is meshed, then BITS[1] = BITS[0].
+
+   ROWBYTES[0,1] = size in bytes of each row of color,alpha data
+
+   OUT-RECT = rectangle specifying the current position and size of the
+   locked region relative to the window origin.
+
+   Note that an error is raised when trying to lock an already locked
+   window. While the window is locked, the only operations that may
+   be performed on it are to modify, access or flush its marked region. */
+
+extern xp_error xp_lock_window (xp_window_id id,
+				const xp_box *in_rect,
+				unsigned int *depth,
+				void *bits[2],
+				unsigned int rowbytes[2],
+				xp_box *out_rect);
+
+/* Mark that the region specified by SHAPE-NRECTS, SHAPE-RECTS,
+   SHAPE-TX, and SHAPE-TY in the specified window has been updated, and
+   will need to subsequently be redisplayed. */
+
+extern xp_error xp_mark_window (xp_window_id id, int shape_nrects,
+				const xp_box *shape_rects,
+				int shape_tx, int shape_ty);
+
+/* Unlocks the specified window. If FLUSH is true, then any marked
+   regions are immediately redisplayed. Note that it's an error to
+   unlock an already unlocked window. */
+
+extern xp_error xp_unlock_window (xp_window_id id, xp_bool flush);
+
+/* If anything is marked in the given window for redisplay, do it now. */
+
+extern xp_error xp_flush_window (xp_window_id id);
+
+/* Moves the contents of the region DX,DY pixels away from that specified
+   by DST_RECTS and DST_NRECTS in the window with SRC-ID to the
+   destination region in the window DST-ID. Note that currently source
+   and destination windows must be the same. */
+
+extern xp_error xp_copy_window (xp_window_id src_id, xp_window_id dst_id,
+				int dst_nrects, const xp_box *dst_rects,
+				int dx, int dy);
+
+/* Returns true if the given window has any regions marked for
+   redisplay. */
+
+extern xp_bool xp_is_window_marked (xp_window_id id);
+
+/* If successful returns a superset of the region marked for update in
+   the given window. Use xp_free_region () to release the returned data. */
+
+extern xp_error xp_get_marked_shape (xp_window_id id,
+				     int *ret_nrects, xp_box **ret_rects);
+
+extern void xp_free_shape (int nrects, xp_box *rects);
+
+/* Searches for the first window below ABOVE-ID containing the point X,Y,
+   and returns it's window id in *RET-ID. If no window is found, *RET-ID
+   is set to zero. If ABOVE-ID is zero, finds the topmost window
+   containing the given point. */
+
+extern xp_error xp_find_window (int x, int y, xp_window_id above_id,
+				xp_window_id *ret_id);
+
+/* Returns the current origin and size of the window ID in *BOUNDS-RET if
+   successful. */
+extern xp_error xp_get_window_bounds (xp_window_id id, xp_box *bounds_ret);
+
+
+
+/* Window surface functions. */
+
+/* Create a new VRAM surface on the specified window. If successful,
+   returns the identifier of the new surface in *RET-SID. */
+
+extern xp_error xp_create_surface (xp_window_id id, xp_surface_id *ret_sid);
+
+/* Destroys the specified surface. */
+
+extern xp_error xp_destroy_surface (xp_surface_id sid);
+
+/* Reconfigures the specified surface as defined by MASK and VALUES.
+   Note that specifying XP_DEPTH is an error. */
+
+extern xp_error xp_configure_surface (xp_surface_id sid, unsigned int mask,
+				      const xp_window_changes *values);
+
+/* If successful, places the client identifier of the current process
+   in *RET-CLIENT. */
+
+extern xp_error xp_get_client_id (xp_client_id *ret_client);
+
+/* Given a valid window,surface combination created by the current
+   process, attempts to allow the specified external client access
+   to that surface. If successful, returns two integers in RET-KEY
+   which the client can use to import the surface into their process. */
+
+extern xp_error xp_export_surface (xp_window_id wid, xp_surface_id sid,
+				   xp_client_id client,
+				   unsigned int ret_key[2]);
+
+/* Given a two integer key returned from xp_export_surface (), tries
+   to import the surface into the current process. If successful the
+   local surface identifier is stored in *SID-RET. */
+
+extern xp_error xp_import_surface (const unsigned int key[2],
+				   xp_surface_id *sid_ret);
+
+/* If successful, stores the number of surfaces attached to the
+   specified window in *RET. */
+
+extern xp_error xp_get_window_surface_count (xp_window_id id,
+					     unsigned int *ret);
+
+/* Attaches the CGLContextObj CGL-CTX to the specified surface. */
+
+extern xp_error xp_attach_gl_context (void *cgl_ctx, xp_surface_id sid);
+
+/* Updates the CGLContextObj CGL-CTX to reflect any recent changes to
+   the surface it's attached to. */
+
+extern xp_error xp_update_gl_context (void *cgl_ctx);
+
+
+
+/* Window frame functions. */
+
+/* Possible arguments to xp_frame_get_rect (). */
+
+enum xp_frame_rect_enum {
+    XP_FRAME_RECT_TITLEBAR		= 1,
+    XP_FRAME_RECT_TRACKING		= 2,
+    XP_FRAME_RECT_GROWBOX		= 3,
+};
+
+/* Classes of window frame. */
+
+enum xp_frame_class_enum {
+    XP_FRAME_CLASS_DOCUMENT		= 1 << 0,
+    XP_FRAME_CLASS_DIALOG		= 1 << 1,
+    XP_FRAME_CLASS_MODAL_DIALOG		= 1 << 2,
+    XP_FRAME_CLASS_SYSTEM_MODAL_DIALOG	= 1 << 3,
+    XP_FRAME_CLASS_UTILITY		= 1 << 4,
+    XP_FRAME_CLASS_TOOLBAR		= 1 << 5,
+    XP_FRAME_CLASS_MENU			= 1 << 6,
+    XP_FRAME_CLASS_SPLASH		= 1 << 7,
+    XP_FRAME_CLASS_BORDERLESS		= 1 << 8,
+};
+
+/* Attributes of window frames. */
+
+enum xp_frame_attr_enum {
+    XP_FRAME_ACTIVE			= 0x0001,
+    XP_FRAME_URGENT			= 0x0002,
+    XP_FRAME_TITLE			= 0x0004,
+    XP_FRAME_PRELIGHT			= 0x0008,
+    XP_FRAME_SHADED			= 0x0010,
+    XP_FRAME_CLOSE_BOX			= 0x0100,
+    XP_FRAME_COLLAPSE			= 0x0200,
+    XP_FRAME_ZOOM			= 0x0400,
+    XP_FRAME_ANY_BUTTON			= 0x0700,
+    XP_FRAME_CLOSE_BOX_CLICKED		= 0x0800,
+    XP_FRAME_COLLAPSE_BOX_CLICKED	= 0x1000,
+    XP_FRAME_ZOOM_BOX_CLICKED		= 0x2000,
+    XP_FRAME_ANY_CLICKED		= 0x3800,
+    XP_FRAME_GROW_BOX			= 0x4000,
+};
+
+#define XP_FRAME_ATTR_IS_SET(a,b)	(((a) & (b)) == (b))
+#define XP_FRAME_ATTR_IS_CLICKED(a,m)	((a) & ((m) << 3))
+#define XP_FRAME_ATTR_SET_CLICKED(a,m)	((a) |= ((m) << 3))
+#define XP_FRAME_ATTR_UNSET_CLICKED(a,m) ((a) &= ~((m) << 3))
+
+#define XP_FRAME_POINTER_ATTRS		(XP_FRAME_PRELIGHT		\
+					 | XP_FRAME_ANY_BUTTON		\
+					 | XP_FRAME_ANY_CLICKED)
+
+extern xp_error xp_frame_get_rect (int type, int class, const xp_box *outer,
+				   const xp_box *inner, xp_box *ret);
+extern xp_error xp_frame_hit_test (int class, int x, int y,
+				   const xp_box *outer,
+				   const xp_box *inner, int *ret);
+extern xp_error xp_frame_draw (xp_window_id wid, int class, unsigned int attr,
+			       const xp_box *outer, const xp_box *inner,
+			       unsigned int title_len,
+			       const unsigned char *title_bytes);
+
+
+
+/* Memory manipulation functions. */
+
+enum xp_composite_op_enum {
+    XP_COMPOSITE_SRC = 0,
+    XP_COMPOSITE_OVER,
+};
+
+#define XP_COMPOSITE_FUNCTION(op, src_depth, mask_depth, dest_depth) \
+    (((op) << 24) | ((src_depth) << 16) \
+     | ((mask_depth) << 8) | ((dest_depth) << 0))
+
+#define XP_COMPOSITE_FUNCTION_OP(f)         (((f) >> 24) & 255)
+#define XP_COMPOSITE_FUNCTION_SRC_DEPTH(f)  (((f) >> 16) & 255)
+#define XP_COMPOSITE_FUNCTION_MASK_DEPTH(f) (((f) >>  8) & 255)
+#define XP_COMPOSITE_FUNCTION_DEST_DEPTH(f) (((f) >>  0) & 255)
+
+/* Composite WIDTH by HEIGHT pixels from source and mask to destination
+   using a specified function (if source and destination overlap,
+   undefined behavior results).
+
+   For SRC and DEST, the first element of the array is the color data. If
+   the second element is non-null it implies that there is alpha data
+   (which may be meshed or planar). Data without alpha is assumed to be
+   opaque.
+
+   Passing a null SRC-ROWBYTES pointer implies that the data SRC points
+   to is a single element.
+
+   Operations that are not supported will return XP_BadImplementation. */
+
+extern xp_error xp_composite_pixels (unsigned int width, unsigned int height,
+				     unsigned int function,
+				     void *src[2], unsigned int src_rowbytes[2],
+				     void *mask, unsigned int mask_rowbytes,
+				     void *dest[2], unsigned int dest_rowbytes[2]);
+
+/* Fill HEIGHT rows of data starting at DST. Each row will have WIDTH
+   bytes filled with the 32-bit pattern VALUE. Each row is DST-ROWBYTES
+   wide in total. */
+
+extern void xp_fill_bytes (unsigned int width,
+			   unsigned int height, uint32_t value,
+			   void *dst, unsigned int dst_rowbytes);
+
+/* Copy HEIGHT rows of bytes from SRC to DST. Each row will have WIDTH
+   bytes copied. SRC and DST may overlap, and the right thing will happen. */
+
+extern void xp_copy_bytes (unsigned int width, unsigned int height,
+			   const void *src, unsigned int src_rowbytes,
+			   void *dst, unsigned int dst_rowbytes);
+
+/* Suggestions for the minimum number of bytes or pixels for which it
+   makes sense to use some of the xp_ functions */
+
+extern unsigned int xp_fill_bytes_threshold, xp_copy_bytes_threshold,
+    xp_composite_area_threshold, xp_scroll_area_threshold;
+
+
+#endif /* XPLUGIN_H */
+
diff --git a/xorg-server/miext/shadow/makefile b/xorg-server/miext/shadow/makefile
new file mode 100644
index 000000000..0a84b506c
--- /dev/null
+++ b/xorg-server/miext/shadow/makefile
@@ -0,0 +1,25 @@
+LIBRARY = libshadow
+
+#INCLUDES = -I$(top_srcdir)/hw/xfree86/os-support
+
+CSRCS =	shadow.c		\
+	shalloc.c		\
+	shpacked.c		\
+	shplanar8.c		\
+	shplanar.c		\
+	shrot16pack_180.c	\
+	shrot16pack_270.c	\
+	shrot16pack_270YX.c	\
+	shrot16pack_90.c	\
+	shrot16pack_90YX.c	\
+	shrot16pack.c		\
+	shrot32pack_180.c	\
+	shrot32pack_270.c	\
+	shrot32pack_90.c	\
+	shrot32pack.c		\
+	shrot8pack_180.c	\
+	shrot8pack_270.c	\
+	shrot8pack_90.c		\
+	shrot8pack.c		\
+	shrotate.c
+
diff --git a/xorg-server/miext/sync/makefile b/xorg-server/miext/sync/makefile
new file mode 100644
index 000000000..007233627
--- /dev/null
+++ b/xorg-server/miext/sync/makefile
@@ -0,0 +1,4 @@
+LIBRARY = libsync
+
+CSRCS =	\
+	misync.c