diff options
Diffstat (limited to 'xorg-server/miext/damage')
| -rw-r--r-- | xorg-server/miext/damage/damage.c | 4256 | ||||
| -rw-r--r-- | xorg-server/miext/damage/damage.h | 264 | ||||
| -rw-r--r-- | xorg-server/miext/damage/makefile | 7 |
3 files changed, 2267 insertions, 2260 deletions
diff --git a/xorg-server/miext/damage/damage.c b/xorg-server/miext/damage/damage.c index d79121165..de7b53543 100644 --- a/xorg-server/miext/damage/damage.c +++ b/xorg-server/miext/damage/damage.c @@ -1,2128 +1,2128 @@ -/* - * 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 -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(®ion, pBox, 1); -#if DAMAGE_DEBUG_ENABLE - _damageRegionAppend (pDrawable, ®ion, TRUE, subWindowMode, where); -#else - damageRegionAppend (pDrawable, ®ion, TRUE, subWindowMode); -#endif - RegionUninit(®ion); -} - -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; -} - -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; - } -} - +/*
+ * 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
+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(®ion, pBox, 1);
+#if DAMAGE_DEBUG_ENABLE
+ _damageRegionAppend (pDrawable, ®ion, TRUE, subWindowMode, where);
+#else
+ damageRegionAppend (pDrawable, ®ion, TRUE, subWindowMode);
+#endif
+ RegionUninit(®ion);
+}
+
+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;
+}
+
+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;
+ }
+}
+
diff --git a/xorg-server/miext/damage/damage.h b/xorg-server/miext/damage/damage.h index 0c7fc316c..d2a032986 100644 --- a/xorg-server/miext/damage/damage.h +++ b/xorg-server/miext/damage/damage.h @@ -1,132 +1,132 @@ -/* - * 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 - -#ifndef _DAMAGE_H_ -#define _DAMAGE_H_ - -typedef struct _damage *DamagePtr; - -typedef enum _damageReportLevel { - DamageReportRawRegion, - DamageReportDeltaRegion, - DamageReportBoundingBox, - DamageReportNonEmpty, - DamageReportNone -} DamageReportLevel; - -typedef void (*DamageReportFunc) (DamagePtr pDamage, RegionPtr pRegion, void *closure); -typedef void (*DamageDestroyFunc) (DamagePtr pDamage, void *closure); -/* It's the responsibility of the driver to duplicate both regions. */ -/* At some point DamageRegionRendered() must be called. */ -typedef void (*DamageMarkerFunc) (DrawablePtr pDrawable, DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pRegion, void *closure); - -typedef void (*DamageScreenCreateFunc) (DamagePtr); -typedef void (*DamageScreenRegisterFunc) (DrawablePtr, DamagePtr); -typedef void (*DamageScreenUnregisterFunc) (DrawablePtr, DamagePtr); -typedef void (*DamageScreenDestroyFunc) (DamagePtr); - -typedef struct _damageScreenFuncs { - DamageScreenCreateFunc Create; - DamageScreenRegisterFunc Register; - DamageScreenUnregisterFunc Unregister; - DamageScreenDestroyFunc Destroy; -} DamageScreenFuncsRec, *DamageScreenFuncsPtr; - -extern _X_EXPORT void miDamageCreate (DamagePtr); -extern _X_EXPORT void miDamageRegister (DrawablePtr, DamagePtr); -extern _X_EXPORT void miDamageUnregister (DrawablePtr, DamagePtr); -extern _X_EXPORT void miDamageDestroy (DamagePtr); - -extern _X_EXPORT Bool -DamageSetup (ScreenPtr pScreen); - -extern _X_EXPORT DamagePtr -DamageCreate (DamageReportFunc damageReport, - DamageDestroyFunc damageDestroy, - DamageReportLevel damageLevel, - Bool isInternal, - ScreenPtr pScreen, - void * closure); - -extern _X_EXPORT void -DamageDrawInternal (ScreenPtr pScreen, Bool enable); - -extern _X_EXPORT void -DamageRegister (DrawablePtr pDrawable, - DamagePtr pDamage); - -extern _X_EXPORT void -DamageUnregister (DrawablePtr pDrawable, - DamagePtr pDamage); - -extern _X_EXPORT void -DamageDestroy (DamagePtr pDamage); - -extern _X_EXPORT Bool -DamageSubtract (DamagePtr pDamage, - const RegionPtr pRegion); - -extern _X_EXPORT void -DamageEmpty (DamagePtr pDamage); - -extern _X_EXPORT RegionPtr -DamageRegion (DamagePtr pDamage); - -extern _X_EXPORT RegionPtr -DamagePendingRegion (DamagePtr pDamage); - -/* In case of rendering, call this before the submitting the commands. */ -extern _X_EXPORT void -DamageRegionAppend (DrawablePtr pDrawable, RegionPtr pRegion); - -/* Call this directly after the rendering operation has been submitted. */ -extern _X_EXPORT void -DamageRegionProcessPending (DrawablePtr pDrawable); - -/* Call this some time after rendering is done, only relevant when a damageMarker is provided. */ -extern _X_EXPORT void -DamageRegionRendered (DrawablePtr pDrawable, DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pRegion); - -/* Call this when you create a new Damage and you wish to send an initial damage message (to it). */ -extern _X_EXPORT void -DamageReportDamage (DamagePtr pDamage, RegionPtr pDamageRegion); - -/* Avoid using this call, it only exists for API compatibility. */ -extern _X_EXPORT void -DamageDamageRegion (DrawablePtr pDrawable, - const RegionPtr pRegion); - -extern _X_EXPORT void -DamageSetReportAfterOp (DamagePtr pDamage, Bool reportAfter); - -extern _X_EXPORT void -DamageSetPostRenderingFunctions(DamagePtr pDamage, DamageReportFunc damageReportPostRendering, - DamageMarkerFunc damageMarker); - -extern _X_EXPORT DamageScreenFuncsPtr -DamageGetScreenFuncs (ScreenPtr); - -#endif /* _DAMAGE_H_ */ +/*
+ * 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
+
+#ifndef _DAMAGE_H_
+#define _DAMAGE_H_
+
+typedef struct _damage *DamagePtr;
+
+typedef enum _damageReportLevel {
+ DamageReportRawRegion,
+ DamageReportDeltaRegion,
+ DamageReportBoundingBox,
+ DamageReportNonEmpty,
+ DamageReportNone
+} DamageReportLevel;
+
+typedef void (*DamageReportFunc) (DamagePtr pDamage, RegionPtr pRegion, void *closure);
+typedef void (*DamageDestroyFunc) (DamagePtr pDamage, void *closure);
+/* It's the responsibility of the driver to duplicate both regions. */
+/* At some point DamageRegionRendered() must be called. */
+typedef void (*DamageMarkerFunc) (DrawablePtr pDrawable, DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pRegion, void *closure);
+
+typedef void (*DamageScreenCreateFunc) (DamagePtr);
+typedef void (*DamageScreenRegisterFunc) (DrawablePtr, DamagePtr);
+typedef void (*DamageScreenUnregisterFunc) (DrawablePtr, DamagePtr);
+typedef void (*DamageScreenDestroyFunc) (DamagePtr);
+
+typedef struct _damageScreenFuncs {
+ DamageScreenCreateFunc Create;
+ DamageScreenRegisterFunc Register;
+ DamageScreenUnregisterFunc Unregister;
+ DamageScreenDestroyFunc Destroy;
+} DamageScreenFuncsRec, *DamageScreenFuncsPtr;
+
+extern _X_EXPORT void miDamageCreate (DamagePtr);
+extern _X_EXPORT void miDamageRegister (DrawablePtr, DamagePtr);
+extern _X_EXPORT void miDamageUnregister (DrawablePtr, DamagePtr);
+extern _X_EXPORT void miDamageDestroy (DamagePtr);
+
+extern _X_EXPORT Bool
+DamageSetup (ScreenPtr pScreen);
+
+extern _X_EXPORT DamagePtr
+DamageCreate (DamageReportFunc damageReport,
+ DamageDestroyFunc damageDestroy,
+ DamageReportLevel damageLevel,
+ Bool isInternal,
+ ScreenPtr pScreen,
+ void * closure);
+
+extern _X_EXPORT void
+DamageDrawInternal (ScreenPtr pScreen, Bool enable);
+
+extern _X_EXPORT void
+DamageRegister (DrawablePtr pDrawable,
+ DamagePtr pDamage);
+
+extern _X_EXPORT void
+DamageUnregister (DrawablePtr pDrawable,
+ DamagePtr pDamage);
+
+extern _X_EXPORT void
+DamageDestroy (DamagePtr pDamage);
+
+extern _X_EXPORT Bool
+DamageSubtract (DamagePtr pDamage,
+ const RegionPtr pRegion);
+
+extern _X_EXPORT void
+DamageEmpty (DamagePtr pDamage);
+
+extern _X_EXPORT RegionPtr
+DamageRegion (DamagePtr pDamage);
+
+extern _X_EXPORT RegionPtr
+DamagePendingRegion (DamagePtr pDamage);
+
+/* In case of rendering, call this before the submitting the commands. */
+extern _X_EXPORT void
+DamageRegionAppend (DrawablePtr pDrawable, RegionPtr pRegion);
+
+/* Call this directly after the rendering operation has been submitted. */
+extern _X_EXPORT void
+DamageRegionProcessPending (DrawablePtr pDrawable);
+
+/* Call this some time after rendering is done, only relevant when a damageMarker is provided. */
+extern _X_EXPORT void
+DamageRegionRendered (DrawablePtr pDrawable, DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pRegion);
+
+/* Call this when you create a new Damage and you wish to send an initial damage message (to it). */
+extern _X_EXPORT void
+DamageReportDamage (DamagePtr pDamage, RegionPtr pDamageRegion);
+
+/* Avoid using this call, it only exists for API compatibility. */
+extern _X_EXPORT void
+DamageDamageRegion (DrawablePtr pDrawable,
+ const RegionPtr pRegion);
+
+extern _X_EXPORT void
+DamageSetReportAfterOp (DamagePtr pDamage, Bool reportAfter);
+
+extern _X_EXPORT void
+DamageSetPostRenderingFunctions(DamagePtr pDamage, DamageReportFunc damageReportPostRendering,
+ DamageMarkerFunc damageMarker);
+
+extern _X_EXPORT DamageScreenFuncsPtr
+DamageGetScreenFuncs (ScreenPtr);
+
+#endif /* _DAMAGE_H_ */
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 + + |