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-rw-r--r--xorg-server/miext/cw/cw.c1044
-rw-r--r--xorg-server/miext/cw/cw_render.c938
-rw-r--r--xorg-server/miext/damage/damage.c4332
-rw-r--r--xorg-server/miext/rootless/rootlessScreen.c1510
-rw-r--r--xorg-server/miext/rootless/rootlessWindow.c3324
-rw-r--r--xorg-server/miext/shadow/shadow.c498
-rw-r--r--xorg-server/miext/shadow/shalloc.c100
7 files changed, 5873 insertions, 5873 deletions
diff --git a/xorg-server/miext/cw/cw.c b/xorg-server/miext/cw/cw.c
index 247cb83e1..72a90c699 100644
--- a/xorg-server/miext/cw/cw.c
+++ b/xorg-server/miext/cw/cw.c
@@ -1,522 +1,522 @@
-/*
- * Copyright © 2004 Eric Anholt
- *
- * 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 Eric Anholt not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Eric Anholt makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL ERIC ANHOLT 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 <string.h>
-
-#include "gcstruct.h"
-#include "windowstr.h"
-#include "cw.h"
-
-#define CW_DEBUG 1
-
-#if CW_DEBUG
-#define CW_ASSERT(x) do { \
- if (!(x)) { \
- ErrorF("composite wrapper: assertion failed at %s:%d\n", __FUNC__, \
- __LINE__); \
- } \
-} while (0)
-#else
-#define CW_ASSERT(x) do {} while (0)
-#endif
-
-static int cwGCKeyIndex;
-DevPrivateKey cwGCKey = &cwGCKeyIndex;
-static int cwScreenKeyIndex;
-DevPrivateKey cwScreenKey = &cwScreenKeyIndex;
-static int cwWindowKeyIndex;
-DevPrivateKey cwWindowKey = &cwWindowKeyIndex;
-static int cwPictureKeyIndex;
-DevPrivateKey cwPictureKey = &cwPictureKeyIndex;
-extern GCOps cwGCOps;
-
-static Bool
-cwCloseScreen (int i, ScreenPtr pScreen);
-
-static void
-cwValidateGC(GCPtr pGC, unsigned long stateChanges, DrawablePtr pDrawable);
-static void
-cwChangeGC(GCPtr pGC, unsigned long mask);
-static void
-cwCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst);
-static void
-cwDestroyGC(GCPtr pGC);
-static void
-cwChangeClip(GCPtr pGC, int type, pointer pvalue, int nrects);
-static void
-cwCopyClip(GCPtr pgcDst, GCPtr pgcSrc);
-static void
-cwDestroyClip(GCPtr pGC);
-
-GCFuncs cwGCFuncs = {
- cwValidateGC,
- cwChangeGC,
- cwCopyGC,
- cwDestroyGC,
- cwChangeClip,
- cwDestroyClip,
- cwCopyClip,
-};
-
-/* Find the real drawable to draw to, and provide offsets that will translate
- * window coordinates to backing pixmap coordinates.
- */
-DrawablePtr
-cwGetBackingDrawable(DrawablePtr pDrawable, int *x_off, int *y_off)
-{
- PixmapPtr pPixmap;
-
- if (pDrawable->type == DRAWABLE_WINDOW &&
- (pPixmap = getCwPixmap ((WindowPtr) pDrawable)))
- {
- *x_off = pDrawable->x - pPixmap->screen_x;
- *y_off = pDrawable->y - pPixmap->screen_y;
- return &pPixmap->drawable;
- } else {
- *x_off = *y_off = 0;
- return pDrawable;
- }
-}
-
-#define FUNC_PROLOGUE(pGC, pPriv) do { \
- (pGC)->funcs = (pPriv)->wrapFuncs; \
- (pGC)->ops = (pPriv)->wrapOps; \
-} while (0)
-
-#define FUNC_EPILOGUE(pGC, pPriv) do { \
- (pPriv)->wrapFuncs = (pGC)->funcs; \
- (pPriv)->wrapOps = (pGC)->ops; \
- (pGC)->funcs = &cwGCFuncs; \
- (pGC)->ops = &cwGCOps; \
-} while (0)
-
-
-static Bool
-cwCreateBackingGC(GCPtr pGC, DrawablePtr pDrawable)
-{
- cwGCRec *pPriv = getCwGC(pGC);
- int status, x_off, y_off;
- XID noexpose = xFalse;
- DrawablePtr pBackingDrawable;
-
- pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off);
- pPriv->pBackingGC = CreateGC(pBackingDrawable, GCGraphicsExposures,
- &noexpose, &status, (XID)0, serverClient);
- if (status != Success)
- return FALSE;
-
- pPriv->serialNumber = 0;
- pPriv->stateChanges = (1 << (GCLastBit + 1)) - 1;
-
- return TRUE;
-}
-
-static void
-cwDestroyBackingGC(GCPtr pGC)
-{
- cwGCPtr pPriv;
-
- pPriv = (cwGCPtr) getCwGC (pGC);
-
- if (pPriv->pBackingGC) {
- FreeGC(pPriv->pBackingGC, (XID)0);
- pPriv->pBackingGC = NULL;
- }
-}
-
-static void
-cwValidateGC(GCPtr pGC, unsigned long stateChanges, DrawablePtr pDrawable)
-{
- GCPtr pBackingGC;
- cwGCPtr pPriv;
- DrawablePtr pBackingDrawable;
- int x_off, y_off;
-
- pPriv = (cwGCPtr) getCwGC (pGC);
-
- FUNC_PROLOGUE(pGC, pPriv);
-
- /*
- * Must call ValidateGC to ensure pGC->pCompositeClip is valid
- */
- (*pGC->funcs->ValidateGC)(pGC, stateChanges, pDrawable);
-
- if (!cwDrawableIsRedirWindow(pDrawable)) {
- cwDestroyBackingGC(pGC);
- FUNC_EPILOGUE(pGC, pPriv);
- return;
- } else {
- if (!pPriv->pBackingGC && !cwCreateBackingGC(pGC, pDrawable)) {
- FUNC_EPILOGUE(pGC, pPriv);
- return;
- }
- }
-
- pBackingGC = pPriv->pBackingGC;
- pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off);
-
- pPriv->stateChanges |= stateChanges;
-
- /*
- * Copy the composite clip into the backing GC if either
- * the drawable clip list has changed or the client has changed
- * the client clip data
- */
- if (pDrawable->serialNumber != pPriv->serialNumber ||
- (pPriv->stateChanges & (GCClipXOrigin|GCClipYOrigin|GCClipMask)))
- {
- XID vals[2];
- RegionPtr pCompositeClip;
-
- pCompositeClip = REGION_CREATE (pScreen, NULL, 0);
- REGION_COPY (pScreen, pCompositeClip, pGC->pCompositeClip);
-
- /* Either the drawable has changed, or the clip list in the drawable has
- * changed. Copy the new clip list over and set the new translated
- * offset for it.
- */
-
- (*pBackingGC->funcs->ChangeClip) (pBackingGC, CT_REGION,
- (pointer) pCompositeClip, 0);
-
- vals[0] = x_off - pDrawable->x;
- vals[1] = y_off - pDrawable->y;
- dixChangeGC(NullClient, pBackingGC,
- (GCClipXOrigin | GCClipYOrigin), vals, NULL);
-
- pPriv->serialNumber = pDrawable->serialNumber;
- /*
- * Mask off any client clip changes to make sure
- * the clip list set above remains in effect
- */
- pPriv->stateChanges &= ~(GCClipXOrigin|GCClipYOrigin|GCClipMask);
- }
-
- if (pPriv->stateChanges) {
- CopyGC(pGC, pBackingGC, pPriv->stateChanges);
- pPriv->stateChanges = 0;
- }
-
- if ((pGC->patOrg.x + x_off) != pBackingGC->patOrg.x ||
- (pGC->patOrg.y + y_off) != pBackingGC->patOrg.y)
- {
- XID vals[2];
- vals[0] = pGC->patOrg.x + x_off;
- vals[1] = pGC->patOrg.y + y_off;
- dixChangeGC(NullClient, pBackingGC,
- (GCTileStipXOrigin | GCTileStipYOrigin), vals, NULL);
- }
-
- ValidateGC(pBackingDrawable, pBackingGC);
-
- FUNC_EPILOGUE(pGC, pPriv);
-}
-
-static void
-cwChangeGC(GCPtr pGC, unsigned long mask)
-{
- cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGC->devPrivates, cwGCKey);
-
- FUNC_PROLOGUE(pGC, pPriv);
-
- (*pGC->funcs->ChangeGC) (pGC, mask);
-
- FUNC_EPILOGUE(pGC, pPriv);
-}
-
-static void
-cwCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst)
-{
- cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGCDst->devPrivates, cwGCKey);
-
- FUNC_PROLOGUE(pGCDst, pPriv);
-
- (*pGCDst->funcs->CopyGC) (pGCSrc, mask, pGCDst);
-
- FUNC_EPILOGUE(pGCDst, pPriv);
-}
-
-static void
-cwDestroyGC(GCPtr pGC)
-{
- cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGC->devPrivates, cwGCKey);
-
- FUNC_PROLOGUE(pGC, pPriv);
-
- cwDestroyBackingGC(pGC);
-
- (*pGC->funcs->DestroyGC) (pGC);
-
- /* leave it unwrapped */
-}
-
-static void
-cwChangeClip(GCPtr pGC, int type, pointer pvalue, int nrects)
-{
- cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGC->devPrivates, cwGCKey);
-
- FUNC_PROLOGUE(pGC, pPriv);
-
- (*pGC->funcs->ChangeClip)(pGC, type, pvalue, nrects);
-
- FUNC_EPILOGUE(pGC, pPriv);
-}
-
-static void
-cwCopyClip(GCPtr pgcDst, GCPtr pgcSrc)
-{
- cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pgcDst->devPrivates, cwGCKey);
-
- FUNC_PROLOGUE(pgcDst, pPriv);
-
- (*pgcDst->funcs->CopyClip)(pgcDst, pgcSrc);
-
- FUNC_EPILOGUE(pgcDst, pPriv);
-}
-
-static void
-cwDestroyClip(GCPtr pGC)
-{
- cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGC->devPrivates, cwGCKey);
-
- FUNC_PROLOGUE(pGC, pPriv);
-
- (*pGC->funcs->DestroyClip)(pGC);
-
- FUNC_EPILOGUE(pGC, pPriv);
-}
-
-/*
- * Screen wrappers.
- */
-
-#define SCREEN_PROLOGUE(pScreen, field) \
- ((pScreen)->field = getCwScreen(pScreen)->field)
-
-#define SCREEN_EPILOGUE(pScreen, field, wrapper) do { \
- getCwScreen(pScreen)->field = (pScreen)->field; \
- (pScreen)->field = (wrapper); \
-} while (0)
-
-static Bool
-cwCreateGC(GCPtr pGC)
-{
- cwGCPtr pPriv = getCwGC(pGC);
- ScreenPtr pScreen = pGC->pScreen;
- Bool ret;
-
- bzero(pPriv, sizeof(cwGCRec));
- SCREEN_PROLOGUE(pScreen, CreateGC);
-
- if ( (ret = (*pScreen->CreateGC)(pGC)) )
- FUNC_EPILOGUE(pGC, pPriv);
-
- SCREEN_EPILOGUE(pScreen, CreateGC, cwCreateGC);
-
- return ret;
-}
-
-static void
-cwGetImage(DrawablePtr pSrc, int x, int y, int w, int h, unsigned int format,
- unsigned long planemask, char *pdstLine)
-{
- ScreenPtr pScreen = pSrc->pScreen;
- DrawablePtr pBackingDrawable;
- int src_off_x, src_off_y;
-
- SCREEN_PROLOGUE(pScreen, GetImage);
-
- pBackingDrawable = cwGetBackingDrawable(pSrc, &src_off_x, &src_off_y);
-
- CW_OFFSET_XY_SRC(x, y);
-
- (*pScreen->GetImage)(pBackingDrawable, x, y, w, h, format, planemask,
- pdstLine);
-
- SCREEN_EPILOGUE(pScreen, GetImage, cwGetImage);
-}
-
-static void
-cwGetSpans(DrawablePtr pSrc, int wMax, DDXPointPtr ppt, int *pwidth,
- int nspans, char *pdstStart)
-{
- ScreenPtr pScreen = pSrc->pScreen;
- DrawablePtr pBackingDrawable;
- int i;
- int src_off_x, src_off_y;
-
- SCREEN_PROLOGUE(pScreen, GetSpans);
-
- pBackingDrawable = cwGetBackingDrawable(pSrc, &src_off_x, &src_off_y);
-
- for (i = 0; i < nspans; i++)
- CW_OFFSET_XY_SRC(ppt[i].x, ppt[i].y);
-
- (*pScreen->GetSpans)(pBackingDrawable, wMax, ppt, pwidth, nspans,
- pdstStart);
-
- SCREEN_EPILOGUE(pScreen, GetSpans, cwGetSpans);
-}
-
-
-static void
-cwCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
-
- SCREEN_PROLOGUE(pScreen, CopyWindow);
-
- if (!cwDrawableIsRedirWindow((DrawablePtr)pWin)) {
- (*pScreen->CopyWindow)(pWin, ptOldOrg, prgnSrc);
- } else {
- GCPtr pGC;
- BoxPtr pExtents;
- int x_off, y_off;
- int dx, dy;
- PixmapPtr pBackingPixmap;
- RegionPtr pClip;
- int src_x, src_y, dst_x, dst_y, w, h;
-
- dx = ptOldOrg.x - pWin->drawable.x;
- dy = ptOldOrg.y - pWin->drawable.y;
-
- pExtents = REGION_EXTENTS(pScreen, prgnSrc);
-
- pBackingPixmap = (PixmapPtr) cwGetBackingDrawable((DrawablePtr)pWin,
- &x_off, &y_off);
-
- src_x = pExtents->x1 - pBackingPixmap->screen_x;
- src_y = pExtents->y1 - pBackingPixmap->screen_y;
- w = pExtents->x2 - pExtents->x1;
- h = pExtents->y2 - pExtents->y1;
- dst_x = src_x - dx;
- dst_y = src_y - dy;
-
- /* Translate region (as required by API) */
- REGION_TRANSLATE(pScreen, prgnSrc, -dx, -dy);
-
- pGC = GetScratchGC(pBackingPixmap->drawable.depth, pScreen);
- /*
- * Copy region to GC as clip, aligning as dest clip
- */
- pClip = REGION_CREATE (pScreen, NULL, 0);
- REGION_INTERSECT(pScreen, pClip, &pWin->borderClip, prgnSrc);
- REGION_TRANSLATE(pScreen, pClip,
- -pBackingPixmap->screen_x,
- -pBackingPixmap->screen_y);
-
- (*pGC->funcs->ChangeClip) (pGC, CT_REGION, pClip, 0);
-
- ValidateGC(&pBackingPixmap->drawable, pGC);
-
- (*pGC->ops->CopyArea) (&pBackingPixmap->drawable,
- &pBackingPixmap->drawable, pGC,
- src_x, src_y, w, h, dst_x, dst_y);
-
- (*pGC->funcs->DestroyClip) (pGC);
-
- FreeScratchGC(pGC);
- }
-
- SCREEN_EPILOGUE(pScreen, CopyWindow, cwCopyWindow);
-}
-
-static PixmapPtr
-cwGetWindowPixmap (WindowPtr pWin)
-{
- PixmapPtr pPixmap = getCwPixmap (pWin);
-
- if (!pPixmap)
- {
- ScreenPtr pScreen = pWin->drawable.pScreen;
- SCREEN_PROLOGUE(pScreen, GetWindowPixmap);
- if (pScreen->GetWindowPixmap)
- pPixmap = (*pScreen->GetWindowPixmap) (pWin);
- SCREEN_EPILOGUE(pScreen, GetWindowPixmap, cwGetWindowPixmap);
- }
- return pPixmap;
-}
-
-static void
-cwSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap)
-{
- ScreenPtr pScreen = pWindow->drawable.pScreen;
-
- if (pPixmap == (*pScreen->GetScreenPixmap) (pScreen))
- pPixmap = NULL;
- setCwPixmap (pWindow, pPixmap);
-}
-
-/* Screen initialization/teardown */
-void
-miInitializeCompositeWrapper(ScreenPtr pScreen)
-{
- cwScreenPtr pScreenPriv;
- Bool has_render = GetPictureScreenIfSet(pScreen) != NULL;
-
- if (!dixRequestPrivate(cwGCKey, sizeof(cwGCRec)))
- return;
-
- pScreenPriv = xalloc(sizeof(cwScreenRec));
- if (!pScreenPriv)
- return;
-
- dixSetPrivate(&pScreen->devPrivates, cwScreenKey, pScreenPriv);
-
- SCREEN_EPILOGUE(pScreen, CloseScreen, cwCloseScreen);
- SCREEN_EPILOGUE(pScreen, GetImage, cwGetImage);
- SCREEN_EPILOGUE(pScreen, GetSpans, cwGetSpans);
- SCREEN_EPILOGUE(pScreen, CreateGC, cwCreateGC);
- SCREEN_EPILOGUE(pScreen, CopyWindow, cwCopyWindow);
-
- SCREEN_EPILOGUE(pScreen, SetWindowPixmap, cwSetWindowPixmap);
- SCREEN_EPILOGUE(pScreen, GetWindowPixmap, cwGetWindowPixmap);
-
- if (has_render)
- cwInitializeRender(pScreen);
-}
-
-static Bool
-cwCloseScreen (int i, ScreenPtr pScreen)
-{
- cwScreenPtr pScreenPriv;
- PictureScreenPtr ps = GetPictureScreenIfSet(pScreen);
-
- pScreenPriv = (cwScreenPtr)dixLookupPrivate(&pScreen->devPrivates,
- cwScreenKey);
- pScreen->CloseScreen = pScreenPriv->CloseScreen;
- pScreen->GetImage = pScreenPriv->GetImage;
- pScreen->GetSpans = pScreenPriv->GetSpans;
- pScreen->CreateGC = pScreenPriv->CreateGC;
- pScreen->CopyWindow = pScreenPriv->CopyWindow;
-
- if (ps)
- cwFiniRender(pScreen);
-
- xfree((pointer)pScreenPriv);
-
- return (*pScreen->CloseScreen)(i, pScreen);
-}
+/*
+ * Copyright © 2004 Eric Anholt
+ *
+ * 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 Eric Anholt not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Eric Anholt makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL ERIC ANHOLT 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 <string.h>
+
+#include "gcstruct.h"
+#include "windowstr.h"
+#include "cw.h"
+
+#define CW_DEBUG 1
+
+#if CW_DEBUG
+#define CW_ASSERT(x) do { \
+ if (!(x)) { \
+ ErrorF("composite wrapper: assertion failed at %s:%d\n", __FUNC__, \
+ __LINE__); \
+ } \
+} while (0)
+#else
+#define CW_ASSERT(x) do {} while (0)
+#endif
+
+static int cwGCKeyIndex;
+DevPrivateKey cwGCKey = &cwGCKeyIndex;
+static int cwScreenKeyIndex;
+DevPrivateKey cwScreenKey = &cwScreenKeyIndex;
+static int cwWindowKeyIndex;
+DevPrivateKey cwWindowKey = &cwWindowKeyIndex;
+static int cwPictureKeyIndex;
+DevPrivateKey cwPictureKey = &cwPictureKeyIndex;
+extern GCOps cwGCOps;
+
+static Bool
+cwCloseScreen (int i, ScreenPtr pScreen);
+
+static void
+cwValidateGC(GCPtr pGC, unsigned long stateChanges, DrawablePtr pDrawable);
+static void
+cwChangeGC(GCPtr pGC, unsigned long mask);
+static void
+cwCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst);
+static void
+cwDestroyGC(GCPtr pGC);
+static void
+cwChangeClip(GCPtr pGC, int type, pointer pvalue, int nrects);
+static void
+cwCopyClip(GCPtr pgcDst, GCPtr pgcSrc);
+static void
+cwDestroyClip(GCPtr pGC);
+
+GCFuncs cwGCFuncs = {
+ cwValidateGC,
+ cwChangeGC,
+ cwCopyGC,
+ cwDestroyGC,
+ cwChangeClip,
+ cwDestroyClip,
+ cwCopyClip,
+};
+
+/* Find the real drawable to draw to, and provide offsets that will translate
+ * window coordinates to backing pixmap coordinates.
+ */
+DrawablePtr
+cwGetBackingDrawable(DrawablePtr pDrawable, int *x_off, int *y_off)
+{
+ PixmapPtr pPixmap;
+
+ if (pDrawable->type == DRAWABLE_WINDOW &&
+ (pPixmap = getCwPixmap ((WindowPtr) pDrawable)))
+ {
+ *x_off = pDrawable->x - pPixmap->screen_x;
+ *y_off = pDrawable->y - pPixmap->screen_y;
+ return &pPixmap->drawable;
+ } else {
+ *x_off = *y_off = 0;
+ return pDrawable;
+ }
+}
+
+#define FUNC_PROLOGUE(pGC, pPriv) do { \
+ (pGC)->funcs = (pPriv)->wrapFuncs; \
+ (pGC)->ops = (pPriv)->wrapOps; \
+} while (0)
+
+#define FUNC_EPILOGUE(pGC, pPriv) do { \
+ (pPriv)->wrapFuncs = (pGC)->funcs; \
+ (pPriv)->wrapOps = (pGC)->ops; \
+ (pGC)->funcs = &cwGCFuncs; \
+ (pGC)->ops = &cwGCOps; \
+} while (0)
+
+
+static Bool
+cwCreateBackingGC(GCPtr pGC, DrawablePtr pDrawable)
+{
+ cwGCRec *pPriv = getCwGC(pGC);
+ int status, x_off, y_off;
+ XID noexpose = xFalse;
+ DrawablePtr pBackingDrawable;
+
+ pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off);
+ pPriv->pBackingGC = CreateGC(pBackingDrawable, GCGraphicsExposures,
+ &noexpose, &status, (XID)0, serverClient);
+ if (status != Success)
+ return FALSE;
+
+ pPriv->serialNumber = 0;
+ pPriv->stateChanges = GCAllBits;
+
+ return TRUE;
+}
+
+static void
+cwDestroyBackingGC(GCPtr pGC)
+{
+ cwGCPtr pPriv;
+
+ pPriv = (cwGCPtr) getCwGC (pGC);
+
+ if (pPriv->pBackingGC) {
+ FreeGC(pPriv->pBackingGC, (XID)0);
+ pPriv->pBackingGC = NULL;
+ }
+}
+
+static void
+cwValidateGC(GCPtr pGC, unsigned long stateChanges, DrawablePtr pDrawable)
+{
+ GCPtr pBackingGC;
+ cwGCPtr pPriv;
+ DrawablePtr pBackingDrawable;
+ int x_off, y_off;
+
+ pPriv = (cwGCPtr) getCwGC (pGC);
+
+ FUNC_PROLOGUE(pGC, pPriv);
+
+ /*
+ * Must call ValidateGC to ensure pGC->pCompositeClip is valid
+ */
+ (*pGC->funcs->ValidateGC)(pGC, stateChanges, pDrawable);
+
+ if (!cwDrawableIsRedirWindow(pDrawable)) {
+ cwDestroyBackingGC(pGC);
+ FUNC_EPILOGUE(pGC, pPriv);
+ return;
+ } else {
+ if (!pPriv->pBackingGC && !cwCreateBackingGC(pGC, pDrawable)) {
+ FUNC_EPILOGUE(pGC, pPriv);
+ return;
+ }
+ }
+
+ pBackingGC = pPriv->pBackingGC;
+ pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off);
+
+ pPriv->stateChanges |= stateChanges;
+
+ /*
+ * Copy the composite clip into the backing GC if either
+ * the drawable clip list has changed or the client has changed
+ * the client clip data
+ */
+ if (pDrawable->serialNumber != pPriv->serialNumber ||
+ (pPriv->stateChanges & (GCClipXOrigin|GCClipYOrigin|GCClipMask)))
+ {
+ ChangeGCVal vals[2];
+ RegionPtr pCompositeClip;
+
+ pCompositeClip = REGION_CREATE (pScreen, NULL, 0);
+ REGION_COPY (pScreen, pCompositeClip, pGC->pCompositeClip);
+
+ /* Either the drawable has changed, or the clip list in the drawable has
+ * changed. Copy the new clip list over and set the new translated
+ * offset for it.
+ */
+
+ (*pBackingGC->funcs->ChangeClip) (pBackingGC, CT_REGION,
+ (pointer) pCompositeClip, 0);
+
+ vals[0].val = x_off - pDrawable->x;
+ vals[1].val = y_off - pDrawable->y;
+ ChangeGC(NullClient, pBackingGC,
+ (GCClipXOrigin | GCClipYOrigin), vals);
+
+ pPriv->serialNumber = pDrawable->serialNumber;
+ /*
+ * Mask off any client clip changes to make sure
+ * the clip list set above remains in effect
+ */
+ pPriv->stateChanges &= ~(GCClipXOrigin|GCClipYOrigin|GCClipMask);
+ }
+
+ if (pPriv->stateChanges) {
+ CopyGC(pGC, pBackingGC, pPriv->stateChanges);
+ pPriv->stateChanges = 0;
+ }
+
+ if ((pGC->patOrg.x + x_off) != pBackingGC->patOrg.x ||
+ (pGC->patOrg.y + y_off) != pBackingGC->patOrg.y)
+ {
+ ChangeGCVal vals[2];
+ vals[0].val = pGC->patOrg.x + x_off;
+ vals[1].val = pGC->patOrg.y + y_off;
+ ChangeGC(NullClient, pBackingGC,
+ (GCTileStipXOrigin | GCTileStipYOrigin), vals);
+ }
+
+ ValidateGC(pBackingDrawable, pBackingGC);
+
+ FUNC_EPILOGUE(pGC, pPriv);
+}
+
+static void
+cwChangeGC(GCPtr pGC, unsigned long mask)
+{
+ cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGC->devPrivates, cwGCKey);
+
+ FUNC_PROLOGUE(pGC, pPriv);
+
+ (*pGC->funcs->ChangeGC) (pGC, mask);
+
+ FUNC_EPILOGUE(pGC, pPriv);
+}
+
+static void
+cwCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst)
+{
+ cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGCDst->devPrivates, cwGCKey);
+
+ FUNC_PROLOGUE(pGCDst, pPriv);
+
+ (*pGCDst->funcs->CopyGC) (pGCSrc, mask, pGCDst);
+
+ FUNC_EPILOGUE(pGCDst, pPriv);
+}
+
+static void
+cwDestroyGC(GCPtr pGC)
+{
+ cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGC->devPrivates, cwGCKey);
+
+ FUNC_PROLOGUE(pGC, pPriv);
+
+ cwDestroyBackingGC(pGC);
+
+ (*pGC->funcs->DestroyGC) (pGC);
+
+ /* leave it unwrapped */
+}
+
+static void
+cwChangeClip(GCPtr pGC, int type, pointer pvalue, int nrects)
+{
+ cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGC->devPrivates, cwGCKey);
+
+ FUNC_PROLOGUE(pGC, pPriv);
+
+ (*pGC->funcs->ChangeClip)(pGC, type, pvalue, nrects);
+
+ FUNC_EPILOGUE(pGC, pPriv);
+}
+
+static void
+cwCopyClip(GCPtr pgcDst, GCPtr pgcSrc)
+{
+ cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pgcDst->devPrivates, cwGCKey);
+
+ FUNC_PROLOGUE(pgcDst, pPriv);
+
+ (*pgcDst->funcs->CopyClip)(pgcDst, pgcSrc);
+
+ FUNC_EPILOGUE(pgcDst, pPriv);
+}
+
+static void
+cwDestroyClip(GCPtr pGC)
+{
+ cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGC->devPrivates, cwGCKey);
+
+ FUNC_PROLOGUE(pGC, pPriv);
+
+ (*pGC->funcs->DestroyClip)(pGC);
+
+ FUNC_EPILOGUE(pGC, pPriv);
+}
+
+/*
+ * Screen wrappers.
+ */
+
+#define SCREEN_PROLOGUE(pScreen, field) \
+ ((pScreen)->field = getCwScreen(pScreen)->field)
+
+#define SCREEN_EPILOGUE(pScreen, field, wrapper) do { \
+ getCwScreen(pScreen)->field = (pScreen)->field; \
+ (pScreen)->field = (wrapper); \
+} while (0)
+
+static Bool
+cwCreateGC(GCPtr pGC)
+{
+ cwGCPtr pPriv = getCwGC(pGC);
+ ScreenPtr pScreen = pGC->pScreen;
+ Bool ret;
+
+ bzero(pPriv, sizeof(cwGCRec));
+ SCREEN_PROLOGUE(pScreen, CreateGC);
+
+ if ( (ret = (*pScreen->CreateGC)(pGC)) )
+ FUNC_EPILOGUE(pGC, pPriv);
+
+ SCREEN_EPILOGUE(pScreen, CreateGC, cwCreateGC);
+
+ return ret;
+}
+
+static void
+cwGetImage(DrawablePtr pSrc, int x, int y, int w, int h, unsigned int format,
+ unsigned long planemask, char *pdstLine)
+{
+ ScreenPtr pScreen = pSrc->pScreen;
+ DrawablePtr pBackingDrawable;
+ int src_off_x, src_off_y;
+
+ SCREEN_PROLOGUE(pScreen, GetImage);
+
+ pBackingDrawable = cwGetBackingDrawable(pSrc, &src_off_x, &src_off_y);
+
+ CW_OFFSET_XY_SRC(x, y);
+
+ (*pScreen->GetImage)(pBackingDrawable, x, y, w, h, format, planemask,
+ pdstLine);
+
+ SCREEN_EPILOGUE(pScreen, GetImage, cwGetImage);
+}
+
+static void
+cwGetSpans(DrawablePtr pSrc, int wMax, DDXPointPtr ppt, int *pwidth,
+ int nspans, char *pdstStart)
+{
+ ScreenPtr pScreen = pSrc->pScreen;
+ DrawablePtr pBackingDrawable;
+ int i;
+ int src_off_x, src_off_y;
+
+ SCREEN_PROLOGUE(pScreen, GetSpans);
+
+ pBackingDrawable = cwGetBackingDrawable(pSrc, &src_off_x, &src_off_y);
+
+ for (i = 0; i < nspans; i++)
+ CW_OFFSET_XY_SRC(ppt[i].x, ppt[i].y);
+
+ (*pScreen->GetSpans)(pBackingDrawable, wMax, ppt, pwidth, nspans,
+ pdstStart);
+
+ SCREEN_EPILOGUE(pScreen, GetSpans, cwGetSpans);
+}
+
+
+static void
+cwCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ SCREEN_PROLOGUE(pScreen, CopyWindow);
+
+ if (!cwDrawableIsRedirWindow((DrawablePtr)pWin)) {
+ (*pScreen->CopyWindow)(pWin, ptOldOrg, prgnSrc);
+ } else {
+ GCPtr pGC;
+ BoxPtr pExtents;
+ int x_off, y_off;
+ int dx, dy;
+ PixmapPtr pBackingPixmap;
+ RegionPtr pClip;
+ int src_x, src_y, dst_x, dst_y, w, h;
+
+ dx = ptOldOrg.x - pWin->drawable.x;
+ dy = ptOldOrg.y - pWin->drawable.y;
+
+ pExtents = REGION_EXTENTS(pScreen, prgnSrc);
+
+ pBackingPixmap = (PixmapPtr) cwGetBackingDrawable((DrawablePtr)pWin,
+ &x_off, &y_off);
+
+ src_x = pExtents->x1 - pBackingPixmap->screen_x;
+ src_y = pExtents->y1 - pBackingPixmap->screen_y;
+ w = pExtents->x2 - pExtents->x1;
+ h = pExtents->y2 - pExtents->y1;
+ dst_x = src_x - dx;
+ dst_y = src_y - dy;
+
+ /* Translate region (as required by API) */
+ REGION_TRANSLATE(pScreen, prgnSrc, -dx, -dy);
+
+ pGC = GetScratchGC(pBackingPixmap->drawable.depth, pScreen);
+ /*
+ * Copy region to GC as clip, aligning as dest clip
+ */
+ pClip = REGION_CREATE (pScreen, NULL, 0);
+ REGION_INTERSECT(pScreen, pClip, &pWin->borderClip, prgnSrc);
+ REGION_TRANSLATE(pScreen, pClip,
+ -pBackingPixmap->screen_x,
+ -pBackingPixmap->screen_y);
+
+ (*pGC->funcs->ChangeClip) (pGC, CT_REGION, pClip, 0);
+
+ ValidateGC(&pBackingPixmap->drawable, pGC);
+
+ (*pGC->ops->CopyArea) (&pBackingPixmap->drawable,
+ &pBackingPixmap->drawable, pGC,
+ src_x, src_y, w, h, dst_x, dst_y);
+
+ (*pGC->funcs->DestroyClip) (pGC);
+
+ FreeScratchGC(pGC);
+ }
+
+ SCREEN_EPILOGUE(pScreen, CopyWindow, cwCopyWindow);
+}
+
+static PixmapPtr
+cwGetWindowPixmap (WindowPtr pWin)
+{
+ PixmapPtr pPixmap = getCwPixmap (pWin);
+
+ if (!pPixmap)
+ {
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ SCREEN_PROLOGUE(pScreen, GetWindowPixmap);
+ if (pScreen->GetWindowPixmap)
+ pPixmap = (*pScreen->GetWindowPixmap) (pWin);
+ SCREEN_EPILOGUE(pScreen, GetWindowPixmap, cwGetWindowPixmap);
+ }
+ return pPixmap;
+}
+
+static void
+cwSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap)
+{
+ ScreenPtr pScreen = pWindow->drawable.pScreen;
+
+ if (pPixmap == (*pScreen->GetScreenPixmap) (pScreen))
+ pPixmap = NULL;
+ setCwPixmap (pWindow, pPixmap);
+}
+
+/* Screen initialization/teardown */
+void
+miInitializeCompositeWrapper(ScreenPtr pScreen)
+{
+ cwScreenPtr pScreenPriv;
+ Bool has_render = GetPictureScreenIfSet(pScreen) != NULL;
+
+ if (!dixRequestPrivate(cwGCKey, sizeof(cwGCRec)))
+ return;
+
+ pScreenPriv = malloc(sizeof(cwScreenRec));
+ if (!pScreenPriv)
+ return;
+
+ dixSetPrivate(&pScreen->devPrivates, cwScreenKey, pScreenPriv);
+
+ SCREEN_EPILOGUE(pScreen, CloseScreen, cwCloseScreen);
+ SCREEN_EPILOGUE(pScreen, GetImage, cwGetImage);
+ SCREEN_EPILOGUE(pScreen, GetSpans, cwGetSpans);
+ SCREEN_EPILOGUE(pScreen, CreateGC, cwCreateGC);
+ SCREEN_EPILOGUE(pScreen, CopyWindow, cwCopyWindow);
+
+ SCREEN_EPILOGUE(pScreen, SetWindowPixmap, cwSetWindowPixmap);
+ SCREEN_EPILOGUE(pScreen, GetWindowPixmap, cwGetWindowPixmap);
+
+ if (has_render)
+ cwInitializeRender(pScreen);
+}
+
+static Bool
+cwCloseScreen (int i, ScreenPtr pScreen)
+{
+ cwScreenPtr pScreenPriv;
+ PictureScreenPtr ps = GetPictureScreenIfSet(pScreen);
+
+ pScreenPriv = (cwScreenPtr)dixLookupPrivate(&pScreen->devPrivates,
+ cwScreenKey);
+ pScreen->CloseScreen = pScreenPriv->CloseScreen;
+ pScreen->GetImage = pScreenPriv->GetImage;
+ pScreen->GetSpans = pScreenPriv->GetSpans;
+ pScreen->CreateGC = pScreenPriv->CreateGC;
+ pScreen->CopyWindow = pScreenPriv->CopyWindow;
+
+ if (ps)
+ cwFiniRender(pScreen);
+
+ free((pointer)pScreenPriv);
+
+ return (*pScreen->CloseScreen)(i, pScreen);
+}
diff --git a/xorg-server/miext/cw/cw_render.c b/xorg-server/miext/cw/cw_render.c
index dfe2681e0..260509ce0 100644
--- a/xorg-server/miext/cw/cw_render.c
+++ b/xorg-server/miext/cw/cw_render.c
@@ -1,469 +1,469 @@
-/*
- * Copyright © 2004 Eric Anholt
- *
- * 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 Eric Anholt not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Eric Anholt makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL ERIC ANHOLT 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 <string.h>
-
-#include "gcstruct.h"
-#include "windowstr.h"
-#include "cw.h"
-
-#define cwPsDecl(pScreen) \
- PictureScreenPtr ps = GetPictureScreen (pScreen); \
- cwScreenPtr pCwScreen = getCwScreen (pScreen)
-
-#define cwPicturePrivate \
- cwPicturePtr pPicturePrivate = getCwPicture(pPicture)
-
-#define cwSrcPictureDecl \
- int src_picture_x_off, src_picture_y_off; \
- PicturePtr pBackingSrcPicture = cwGetBackingPicture(pSrcPicture, \
- &src_picture_x_off,\
- &src_picture_y_off)
-
-#define cwDstPictureDecl \
- int dst_picture_x_off, dst_picture_y_off; \
- PicturePtr pBackingDstPicture = cwGetBackingPicture(pDstPicture, \
- &dst_picture_x_off,\
- &dst_picture_y_off)
-
-#define cwMskPictureDecl \
- int msk_picture_x_off = 0, msk_picture_y_off = 0; \
- PicturePtr pBackingMskPicture = (!pMskPicture ? 0 : \
- cwGetBackingPicture(pMskPicture, \
- &msk_picture_x_off,\
- &msk_picture_y_off))
-
-#define cwPsUnwrap(elt) { \
- ps->elt = pCwScreen->elt; \
-}
-
-#define cwPsWrap(elt,func) { \
- pCwScreen->elt = ps->elt; \
- ps->elt = func; \
-}
-
-static cwPicturePtr
-cwCreatePicturePrivate (PicturePtr pPicture)
-{
- WindowPtr pWindow = (WindowPtr) pPicture->pDrawable;
- PixmapPtr pPixmap = getCwPixmap (pWindow);
- int error;
- cwPicturePtr pPicturePrivate;
-
- pPicturePrivate = xalloc (sizeof (cwPictureRec));
- if (!pPicturePrivate)
- return NULL;
-
- pPicturePrivate->pBackingPicture = CreatePicture (0, &pPixmap->drawable,
- pPicture->pFormat,
- 0, 0, serverClient,
- &error);
- if (!pPicturePrivate->pBackingPicture)
- {
- xfree (pPicturePrivate);
- return NULL;
- }
-
- /*
- * Ensure that this serial number does not match the window's
- */
- pPicturePrivate->serialNumber = pPixmap->drawable.serialNumber;
- pPicturePrivate->stateChanges = (1 << (CPLastBit + 1)) - 1;
-
- setCwPicture(pPicture, pPicturePrivate);
-
- return pPicturePrivate;
-}
-
-static void
-cwDestroyPicturePrivate (PicturePtr pPicture)
-{
- cwPicturePrivate;
-
- if (pPicturePrivate)
- {
- if (pPicturePrivate->pBackingPicture)
- FreePicture (pPicturePrivate->pBackingPicture, 0);
- xfree (pPicturePrivate);
- setCwPicture(pPicture, NULL);
- }
-}
-
-static PicturePtr
-cwGetBackingPicture (PicturePtr pPicture, int *x_off, int *y_off)
-{
- cwPicturePrivate;
-
- if (pPicturePrivate)
- {
- DrawablePtr pDrawable = pPicture->pDrawable;
- WindowPtr pWindow = (WindowPtr) pDrawable;
- PixmapPtr pPixmap = getCwPixmap (pWindow);
-
- *x_off = pDrawable->x - pPixmap->screen_x;
- *y_off = pDrawable->y - pPixmap->screen_y;
-
- return pPicturePrivate->pBackingPicture;
- }
- else
- {
- *x_off = *y_off = 0;
- return pPicture;
- }
-}
-
-static void
-cwDestroyPicture (PicturePtr pPicture)
-{
- ScreenPtr pScreen = pPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
-
- cwPsUnwrap(DestroyPicture);
- cwDestroyPicturePrivate (pPicture);
- (*ps->DestroyPicture) (pPicture);
- cwPsWrap(DestroyPicture, cwDestroyPicture);
-}
-
-static void
-cwChangePicture (PicturePtr pPicture, Mask mask)
-{
- ScreenPtr pScreen = pPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwPicturePtr pPicturePrivate = getCwPicture(pPicture);
-
- cwPsUnwrap(ChangePicture);
- (*ps->ChangePicture) (pPicture, mask);
- if (pPicturePrivate)
- pPicturePrivate->stateChanges |= mask;
- cwPsWrap(ChangePicture, cwChangePicture);
-}
-
-
-static void
-cwValidatePicture (PicturePtr pPicture,
- Mask mask)
-{
- DrawablePtr pDrawable = pPicture->pDrawable;
- ScreenPtr pScreen = pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwPicturePrivate;
-
- cwPsUnwrap(ValidatePicture);
-
- /*
- * Must call ValidatePicture to ensure pPicture->pCompositeClip is valid
- */
- (*ps->ValidatePicture) (pPicture, mask);
-
- if (!cwDrawableIsRedirWindow (pDrawable))
- {
- if (pPicturePrivate)
- cwDestroyPicturePrivate (pPicture);
- }
- else
- {
- PicturePtr pBackingPicture;
- DrawablePtr pBackingDrawable;
- int x_off, y_off;
-
- pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off);
-
- if (pPicturePrivate &&
- pPicturePrivate->pBackingPicture->pDrawable != pBackingDrawable)
- {
- cwDestroyPicturePrivate (pPicture);
- pPicturePrivate = 0;
- }
-
- if (!pPicturePrivate)
- {
- pPicturePrivate = cwCreatePicturePrivate (pPicture);
- if (!pPicturePrivate)
- {
- cwPsWrap(ValidatePicture, cwValidatePicture);
- return;
- }
- }
-
- pBackingPicture = pPicturePrivate->pBackingPicture;
-
- /*
- * Always copy transform and filters because there's no
- * indication of when they've changed
- */
- SetPictureTransform(pBackingPicture, pPicture->transform);
-
- if (pBackingPicture->filter != pPicture->filter ||
- pPicture->filter_nparams > 0)
- {
- char *filter = PictureGetFilterName (pPicture->filter);
-
- SetPictureFilter(pBackingPicture,
- filter, strlen (filter),
- pPicture->filter_params,
- pPicture->filter_nparams);
- }
-
- pPicturePrivate->stateChanges |= mask;
-
- if (pPicturePrivate->serialNumber != pDrawable->serialNumber ||
- (pPicturePrivate->stateChanges & (CPClipXOrigin|CPClipYOrigin|CPClipMask)))
- {
- SetPictureClipRegion (pBackingPicture,
- x_off - pDrawable->x,
- y_off - pDrawable->y,
- pPicture->pCompositeClip);
-
- pPicturePrivate->serialNumber = pDrawable->serialNumber;
- pPicturePrivate->stateChanges &= ~(CPClipXOrigin | CPClipYOrigin | CPClipMask);
- }
-
- CopyPicture(pPicture, pPicturePrivate->stateChanges, pBackingPicture);
-
- ValidatePicture (pBackingPicture);
- }
- cwPsWrap(ValidatePicture, cwValidatePicture);
-}
-
-static void
-cwComposite (CARD8 op,
- PicturePtr pSrcPicture,
- PicturePtr pMskPicture,
- PicturePtr pDstPicture,
- INT16 xSrc,
- INT16 ySrc,
- INT16 xMsk,
- INT16 yMsk,
- INT16 xDst,
- INT16 yDst,
- CARD16 width,
- CARD16 height)
-{
- ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwSrcPictureDecl;
- cwMskPictureDecl;
- cwDstPictureDecl;
-
- cwPsUnwrap(Composite);
- (*ps->Composite) (op, pBackingSrcPicture, pBackingMskPicture, pBackingDstPicture,
- xSrc + src_picture_x_off, ySrc + src_picture_y_off,
- xMsk + msk_picture_x_off, yMsk + msk_picture_y_off,
- xDst + dst_picture_x_off, yDst + dst_picture_y_off,
- width, height);
- cwPsWrap(Composite, cwComposite);
-}
-
-static void
-cwCompositeRects (CARD8 op,
- PicturePtr pDstPicture,
- xRenderColor *color,
- int nRect,
- xRectangle *rects)
-{
- ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwDstPictureDecl;
- int i;
-
- cwPsUnwrap(CompositeRects);
- for (i = 0; i < nRect; i++)
- {
- rects[i].x += dst_picture_x_off;
- rects[i].y += dst_picture_y_off;
- }
- (*ps->CompositeRects) (op, pBackingDstPicture, color, nRect, rects);
- cwPsWrap(CompositeRects, cwCompositeRects);
-}
-
-static void
-cwTrapezoids (CARD8 op,
- PicturePtr pSrcPicture,
- PicturePtr pDstPicture,
- PictFormatPtr maskFormat,
- INT16 xSrc,
- INT16 ySrc,
- int ntrap,
- xTrapezoid *traps)
-{
- ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwSrcPictureDecl;
- cwDstPictureDecl;
- int i;
-
- cwPsUnwrap(Trapezoids);
- if (dst_picture_x_off || dst_picture_y_off) {
- for (i = 0; i < ntrap; i++)
- {
- traps[i].top += dst_picture_y_off << 16;
- traps[i].bottom += dst_picture_y_off << 16;
- traps[i].left.p1.x += dst_picture_x_off << 16;
- traps[i].left.p1.y += dst_picture_y_off << 16;
- traps[i].left.p2.x += dst_picture_x_off << 16;
- traps[i].left.p2.y += dst_picture_y_off << 16;
- traps[i].right.p1.x += dst_picture_x_off << 16;
- traps[i].right.p1.y += dst_picture_y_off << 16;
- traps[i].right.p2.x += dst_picture_x_off << 16;
- traps[i].right.p2.y += dst_picture_y_off << 16;
- }
- }
- (*ps->Trapezoids) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
- xSrc + src_picture_x_off, ySrc + src_picture_y_off,
- ntrap, traps);
- cwPsWrap(Trapezoids, cwTrapezoids);
-}
-
-static void
-cwTriangles (CARD8 op,
- PicturePtr pSrcPicture,
- PicturePtr pDstPicture,
- PictFormatPtr maskFormat,
- INT16 xSrc,
- INT16 ySrc,
- int ntri,
- xTriangle *tris)
-{
- ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwSrcPictureDecl;
- cwDstPictureDecl;
- int i;
-
- cwPsUnwrap(Triangles);
- if (dst_picture_x_off || dst_picture_y_off) {
- for (i = 0; i < ntri; i++)
- {
- tris[i].p1.x += dst_picture_x_off << 16;
- tris[i].p1.y += dst_picture_y_off << 16;
- tris[i].p2.x += dst_picture_x_off << 16;
- tris[i].p2.y += dst_picture_y_off << 16;
- tris[i].p3.x += dst_picture_x_off << 16;
- tris[i].p3.y += dst_picture_y_off << 16;
- }
- }
- (*ps->Triangles) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
- xSrc + src_picture_x_off, ySrc + src_picture_y_off,
- ntri, tris);
- cwPsWrap(Triangles, cwTriangles);
-}
-
-static void
-cwTriStrip (CARD8 op,
- PicturePtr pSrcPicture,
- PicturePtr pDstPicture,
- PictFormatPtr maskFormat,
- INT16 xSrc,
- INT16 ySrc,
- int npoint,
- xPointFixed *points)
-{
- ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwSrcPictureDecl;
- cwDstPictureDecl;
- int i;
-
- cwPsUnwrap(TriStrip);
- if (dst_picture_x_off || dst_picture_y_off) {
- for (i = 0; i < npoint; i++)
- {
- points[i].x += dst_picture_x_off << 16;
- points[i].y += dst_picture_y_off << 16;
- }
- }
- (*ps->TriStrip) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
- xSrc + src_picture_x_off, ySrc + src_picture_y_off,
- npoint, points);
- cwPsWrap(TriStrip, cwTriStrip);
-}
-
-static void
-cwTriFan (CARD8 op,
- PicturePtr pSrcPicture,
- PicturePtr pDstPicture,
- PictFormatPtr maskFormat,
- INT16 xSrc,
- INT16 ySrc,
- int npoint,
- xPointFixed *points)
-{
- ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwSrcPictureDecl;
- cwDstPictureDecl;
- int i;
-
- cwPsUnwrap(TriFan);
- if (dst_picture_x_off || dst_picture_y_off) {
- for (i = 0; i < npoint; i++)
- {
- points[i].x += dst_picture_x_off << 16;
- points[i].y += dst_picture_y_off << 16;
- }
- }
- (*ps->TriFan) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
- xSrc + src_picture_x_off, ySrc + src_picture_y_off,
- npoint, points);
- cwPsWrap(TriFan, cwTriFan);
-}
-
-void
-cwInitializeRender (ScreenPtr pScreen)
-{
- cwPsDecl (pScreen);
-
- cwPsWrap(DestroyPicture, cwDestroyPicture);
- cwPsWrap(ChangePicture, cwChangePicture);
- cwPsWrap(ValidatePicture, cwValidatePicture);
- cwPsWrap(Composite, cwComposite);
- cwPsWrap(CompositeRects, cwCompositeRects);
- cwPsWrap(Trapezoids, cwTrapezoids);
- cwPsWrap(Triangles, cwTriangles);
- cwPsWrap(TriStrip, cwTriStrip);
- cwPsWrap(TriFan, cwTriFan);
- /* There is no need to wrap AddTraps as far as we can tell. AddTraps can
- * only be done on alpha-only pictures, and we won't be getting
- * alpha-only window pictures, so there's no need to translate.
- */
-}
-
-void
-cwFiniRender (ScreenPtr pScreen)
-{
- cwPsDecl (pScreen);
-
- cwPsUnwrap(DestroyPicture);
- cwPsUnwrap(ChangePicture);
- cwPsUnwrap(ValidatePicture);
- cwPsUnwrap(Composite);
- cwPsUnwrap(CompositeRects);
- cwPsUnwrap(Trapezoids);
- cwPsUnwrap(Triangles);
- cwPsUnwrap(TriStrip);
- cwPsUnwrap(TriFan);
-}
-
+/*
+ * Copyright © 2004 Eric Anholt
+ *
+ * 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 Eric Anholt not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Eric Anholt makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL ERIC ANHOLT 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 <string.h>
+
+#include "gcstruct.h"
+#include "windowstr.h"
+#include "cw.h"
+
+#define cwPsDecl(pScreen) \
+ PictureScreenPtr ps = GetPictureScreen (pScreen); \
+ cwScreenPtr pCwScreen = getCwScreen (pScreen)
+
+#define cwPicturePrivate \
+ cwPicturePtr pPicturePrivate = getCwPicture(pPicture)
+
+#define cwSrcPictureDecl \
+ int src_picture_x_off, src_picture_y_off; \
+ PicturePtr pBackingSrcPicture = cwGetBackingPicture(pSrcPicture, \
+ &src_picture_x_off,\
+ &src_picture_y_off)
+
+#define cwDstPictureDecl \
+ int dst_picture_x_off, dst_picture_y_off; \
+ PicturePtr pBackingDstPicture = cwGetBackingPicture(pDstPicture, \
+ &dst_picture_x_off,\
+ &dst_picture_y_off)
+
+#define cwMskPictureDecl \
+ int msk_picture_x_off = 0, msk_picture_y_off = 0; \
+ PicturePtr pBackingMskPicture = (!pMskPicture ? 0 : \
+ cwGetBackingPicture(pMskPicture, \
+ &msk_picture_x_off,\
+ &msk_picture_y_off))
+
+#define cwPsUnwrap(elt) { \
+ ps->elt = pCwScreen->elt; \
+}
+
+#define cwPsWrap(elt,func) { \
+ pCwScreen->elt = ps->elt; \
+ ps->elt = func; \
+}
+
+static cwPicturePtr
+cwCreatePicturePrivate (PicturePtr pPicture)
+{
+ WindowPtr pWindow = (WindowPtr) pPicture->pDrawable;
+ PixmapPtr pPixmap = getCwPixmap (pWindow);
+ int error;
+ cwPicturePtr pPicturePrivate;
+
+ pPicturePrivate = malloc(sizeof (cwPictureRec));
+ if (!pPicturePrivate)
+ return NULL;
+
+ pPicturePrivate->pBackingPicture = CreatePicture (0, &pPixmap->drawable,
+ pPicture->pFormat,
+ 0, 0, serverClient,
+ &error);
+ if (!pPicturePrivate->pBackingPicture)
+ {
+ free(pPicturePrivate);
+ return NULL;
+ }
+
+ /*
+ * Ensure that this serial number does not match the window's
+ */
+ pPicturePrivate->serialNumber = pPixmap->drawable.serialNumber;
+ pPicturePrivate->stateChanges = (1 << (CPLastBit + 1)) - 1;
+
+ setCwPicture(pPicture, pPicturePrivate);
+
+ return pPicturePrivate;
+}
+
+static void
+cwDestroyPicturePrivate (PicturePtr pPicture)
+{
+ cwPicturePrivate;
+
+ if (pPicturePrivate)
+ {
+ if (pPicturePrivate->pBackingPicture)
+ FreePicture (pPicturePrivate->pBackingPicture, 0);
+ free(pPicturePrivate);
+ setCwPicture(pPicture, NULL);
+ }
+}
+
+static PicturePtr
+cwGetBackingPicture (PicturePtr pPicture, int *x_off, int *y_off)
+{
+ cwPicturePrivate;
+
+ if (pPicturePrivate)
+ {
+ DrawablePtr pDrawable = pPicture->pDrawable;
+ WindowPtr pWindow = (WindowPtr) pDrawable;
+ PixmapPtr pPixmap = getCwPixmap (pWindow);
+
+ *x_off = pDrawable->x - pPixmap->screen_x;
+ *y_off = pDrawable->y - pPixmap->screen_y;
+
+ return pPicturePrivate->pBackingPicture;
+ }
+ else
+ {
+ *x_off = *y_off = 0;
+ return pPicture;
+ }
+}
+
+static void
+cwDestroyPicture (PicturePtr pPicture)
+{
+ ScreenPtr pScreen = pPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+
+ cwPsUnwrap(DestroyPicture);
+ cwDestroyPicturePrivate (pPicture);
+ (*ps->DestroyPicture) (pPicture);
+ cwPsWrap(DestroyPicture, cwDestroyPicture);
+}
+
+static void
+cwChangePicture (PicturePtr pPicture, Mask mask)
+{
+ ScreenPtr pScreen = pPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwPicturePtr pPicturePrivate = getCwPicture(pPicture);
+
+ cwPsUnwrap(ChangePicture);
+ (*ps->ChangePicture) (pPicture, mask);
+ if (pPicturePrivate)
+ pPicturePrivate->stateChanges |= mask;
+ cwPsWrap(ChangePicture, cwChangePicture);
+}
+
+
+static void
+cwValidatePicture (PicturePtr pPicture,
+ Mask mask)
+{
+ DrawablePtr pDrawable = pPicture->pDrawable;
+ ScreenPtr pScreen = pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwPicturePrivate;
+
+ cwPsUnwrap(ValidatePicture);
+
+ /*
+ * Must call ValidatePicture to ensure pPicture->pCompositeClip is valid
+ */
+ (*ps->ValidatePicture) (pPicture, mask);
+
+ if (!cwDrawableIsRedirWindow (pDrawable))
+ {
+ if (pPicturePrivate)
+ cwDestroyPicturePrivate (pPicture);
+ }
+ else
+ {
+ PicturePtr pBackingPicture;
+ DrawablePtr pBackingDrawable;
+ int x_off, y_off;
+
+ pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off);
+
+ if (pPicturePrivate &&
+ pPicturePrivate->pBackingPicture->pDrawable != pBackingDrawable)
+ {
+ cwDestroyPicturePrivate (pPicture);
+ pPicturePrivate = 0;
+ }
+
+ if (!pPicturePrivate)
+ {
+ pPicturePrivate = cwCreatePicturePrivate (pPicture);
+ if (!pPicturePrivate)
+ {
+ cwPsWrap(ValidatePicture, cwValidatePicture);
+ return;
+ }
+ }
+
+ pBackingPicture = pPicturePrivate->pBackingPicture;
+
+ /*
+ * Always copy transform and filters because there's no
+ * indication of when they've changed
+ */
+ SetPictureTransform(pBackingPicture, pPicture->transform);
+
+ if (pBackingPicture->filter != pPicture->filter ||
+ pPicture->filter_nparams > 0)
+ {
+ char *filter = PictureGetFilterName (pPicture->filter);
+
+ SetPictureFilter(pBackingPicture,
+ filter, strlen (filter),
+ pPicture->filter_params,
+ pPicture->filter_nparams);
+ }
+
+ pPicturePrivate->stateChanges |= mask;
+
+ if (pPicturePrivate->serialNumber != pDrawable->serialNumber ||
+ (pPicturePrivate->stateChanges & (CPClipXOrigin|CPClipYOrigin|CPClipMask)))
+ {
+ SetPictureClipRegion (pBackingPicture,
+ x_off - pDrawable->x,
+ y_off - pDrawable->y,
+ pPicture->pCompositeClip);
+
+ pPicturePrivate->serialNumber = pDrawable->serialNumber;
+ pPicturePrivate->stateChanges &= ~(CPClipXOrigin | CPClipYOrigin | CPClipMask);
+ }
+
+ CopyPicture(pPicture, pPicturePrivate->stateChanges, pBackingPicture);
+
+ ValidatePicture (pBackingPicture);
+ }
+ cwPsWrap(ValidatePicture, cwValidatePicture);
+}
+
+static void
+cwComposite (CARD8 op,
+ PicturePtr pSrcPicture,
+ PicturePtr pMskPicture,
+ PicturePtr pDstPicture,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMsk,
+ INT16 yMsk,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height)
+{
+ ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwSrcPictureDecl;
+ cwMskPictureDecl;
+ cwDstPictureDecl;
+
+ cwPsUnwrap(Composite);
+ (*ps->Composite) (op, pBackingSrcPicture, pBackingMskPicture, pBackingDstPicture,
+ xSrc + src_picture_x_off, ySrc + src_picture_y_off,
+ xMsk + msk_picture_x_off, yMsk + msk_picture_y_off,
+ xDst + dst_picture_x_off, yDst + dst_picture_y_off,
+ width, height);
+ cwPsWrap(Composite, cwComposite);
+}
+
+static void
+cwCompositeRects (CARD8 op,
+ PicturePtr pDstPicture,
+ xRenderColor *color,
+ int nRect,
+ xRectangle *rects)
+{
+ ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwDstPictureDecl;
+ int i;
+
+ cwPsUnwrap(CompositeRects);
+ for (i = 0; i < nRect; i++)
+ {
+ rects[i].x += dst_picture_x_off;
+ rects[i].y += dst_picture_y_off;
+ }
+ (*ps->CompositeRects) (op, pBackingDstPicture, color, nRect, rects);
+ cwPsWrap(CompositeRects, cwCompositeRects);
+}
+
+static void
+cwTrapezoids (CARD8 op,
+ PicturePtr pSrcPicture,
+ PicturePtr pDstPicture,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int ntrap,
+ xTrapezoid *traps)
+{
+ ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwSrcPictureDecl;
+ cwDstPictureDecl;
+ int i;
+
+ cwPsUnwrap(Trapezoids);
+ if (dst_picture_x_off || dst_picture_y_off) {
+ for (i = 0; i < ntrap; i++)
+ {
+ traps[i].top += dst_picture_y_off << 16;
+ traps[i].bottom += dst_picture_y_off << 16;
+ traps[i].left.p1.x += dst_picture_x_off << 16;
+ traps[i].left.p1.y += dst_picture_y_off << 16;
+ traps[i].left.p2.x += dst_picture_x_off << 16;
+ traps[i].left.p2.y += dst_picture_y_off << 16;
+ traps[i].right.p1.x += dst_picture_x_off << 16;
+ traps[i].right.p1.y += dst_picture_y_off << 16;
+ traps[i].right.p2.x += dst_picture_x_off << 16;
+ traps[i].right.p2.y += dst_picture_y_off << 16;
+ }
+ }
+ (*ps->Trapezoids) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
+ xSrc + src_picture_x_off, ySrc + src_picture_y_off,
+ ntrap, traps);
+ cwPsWrap(Trapezoids, cwTrapezoids);
+}
+
+static void
+cwTriangles (CARD8 op,
+ PicturePtr pSrcPicture,
+ PicturePtr pDstPicture,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int ntri,
+ xTriangle *tris)
+{
+ ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwSrcPictureDecl;
+ cwDstPictureDecl;
+ int i;
+
+ cwPsUnwrap(Triangles);
+ if (dst_picture_x_off || dst_picture_y_off) {
+ for (i = 0; i < ntri; i++)
+ {
+ tris[i].p1.x += dst_picture_x_off << 16;
+ tris[i].p1.y += dst_picture_y_off << 16;
+ tris[i].p2.x += dst_picture_x_off << 16;
+ tris[i].p2.y += dst_picture_y_off << 16;
+ tris[i].p3.x += dst_picture_x_off << 16;
+ tris[i].p3.y += dst_picture_y_off << 16;
+ }
+ }
+ (*ps->Triangles) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
+ xSrc + src_picture_x_off, ySrc + src_picture_y_off,
+ ntri, tris);
+ cwPsWrap(Triangles, cwTriangles);
+}
+
+static void
+cwTriStrip (CARD8 op,
+ PicturePtr pSrcPicture,
+ PicturePtr pDstPicture,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int npoint,
+ xPointFixed *points)
+{
+ ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwSrcPictureDecl;
+ cwDstPictureDecl;
+ int i;
+
+ cwPsUnwrap(TriStrip);
+ if (dst_picture_x_off || dst_picture_y_off) {
+ for (i = 0; i < npoint; i++)
+ {
+ points[i].x += dst_picture_x_off << 16;
+ points[i].y += dst_picture_y_off << 16;
+ }
+ }
+ (*ps->TriStrip) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
+ xSrc + src_picture_x_off, ySrc + src_picture_y_off,
+ npoint, points);
+ cwPsWrap(TriStrip, cwTriStrip);
+}
+
+static void
+cwTriFan (CARD8 op,
+ PicturePtr pSrcPicture,
+ PicturePtr pDstPicture,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int npoint,
+ xPointFixed *points)
+{
+ ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwSrcPictureDecl;
+ cwDstPictureDecl;
+ int i;
+
+ cwPsUnwrap(TriFan);
+ if (dst_picture_x_off || dst_picture_y_off) {
+ for (i = 0; i < npoint; i++)
+ {
+ points[i].x += dst_picture_x_off << 16;
+ points[i].y += dst_picture_y_off << 16;
+ }
+ }
+ (*ps->TriFan) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
+ xSrc + src_picture_x_off, ySrc + src_picture_y_off,
+ npoint, points);
+ cwPsWrap(TriFan, cwTriFan);
+}
+
+void
+cwInitializeRender (ScreenPtr pScreen)
+{
+ cwPsDecl (pScreen);
+
+ cwPsWrap(DestroyPicture, cwDestroyPicture);
+ cwPsWrap(ChangePicture, cwChangePicture);
+ cwPsWrap(ValidatePicture, cwValidatePicture);
+ cwPsWrap(Composite, cwComposite);
+ cwPsWrap(CompositeRects, cwCompositeRects);
+ cwPsWrap(Trapezoids, cwTrapezoids);
+ cwPsWrap(Triangles, cwTriangles);
+ cwPsWrap(TriStrip, cwTriStrip);
+ cwPsWrap(TriFan, cwTriFan);
+ /* There is no need to wrap AddTraps as far as we can tell. AddTraps can
+ * only be done on alpha-only pictures, and we won't be getting
+ * alpha-only window pictures, so there's no need to translate.
+ */
+}
+
+void
+cwFiniRender (ScreenPtr pScreen)
+{
+ cwPsDecl (pScreen);
+
+ cwPsUnwrap(DestroyPicture);
+ cwPsUnwrap(ChangePicture);
+ cwPsUnwrap(ValidatePicture);
+ cwPsUnwrap(Composite);
+ cwPsUnwrap(CompositeRects);
+ cwPsUnwrap(Trapezoids);
+ cwPsUnwrap(Triangles);
+ cwPsUnwrap(TriStrip);
+ cwPsUnwrap(TriFan);
+}
+
diff --git a/xorg-server/miext/damage/damage.c b/xorg-server/miext/damage/damage.c
index 2c6b14610..d1be437c2 100644
--- a/xorg-server/miext/damage/damage.c
+++ b/xorg-server/miext/damage/damage.c
@@ -1,2166 +1,2166 @@
-/*
- * 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 int damageScrPrivateKeyIndex;
-static DevPrivateKey damageScrPrivateKey = &damageScrPrivateKeyIndex;
-static int damagePixPrivateKeyIndex;
-static DevPrivateKey damagePixPrivateKey = &damagePixPrivateKeyIndex;
-static int damageGCPrivateKeyIndex;
-static DevPrivateKey damageGCPrivateKey = &damageGCPrivateKeyIndex;
-static int damageWinPrivateKeyIndex;
-static DevPrivateKey damageWinPrivateKey = &damageWinPrivateKeyIndex;
-
-static DamagePtr *
-getDrawableDamageRef (DrawablePtr pDrawable)
-{
- PixmapPtr pPixmap;
-
- if (pDrawable->type == DRAWABLE_WINDOW)
- {
- ScreenPtr pScreen = pDrawable->pScreen;
-
- pPixmap = 0;
- if (pScreen->GetWindowPixmap
-#ifdef ROOTLESS_WORKAROUND
- && ((WindowPtr)pDrawable)->viewable
-#endif
- )
- pPixmap = (*pScreen->GetWindowPixmap) ((WindowPtr)pDrawable);
-
- if (!pPixmap)
- {
- damageScrPriv(pScreen);
-
- return &pScrPriv->pScreenDamage;
- }
- }
- else
- pPixmap = (PixmapPtr) pDrawable;
- return getPixmapDamageRef (pPixmap);
-}
-
-#define getDrawableDamage(pDrawable) (*getDrawableDamageRef (pDrawable))
-#define getWindowDamage(pWin) getDrawableDamage(&(pWin)->drawable)
-
-#define drawableDamage(pDrawable) \
- DamagePtr pDamage = getDrawableDamage(pDrawable)
-
-#define windowDamage(pWin) drawableDamage(&(pWin)->drawable)
-
-#define winDamageRef(pWindow) \
- DamagePtr *pPrev = (DamagePtr *) \
- dixLookupPrivateAddr(&(pWindow)->devPrivates, damageWinPrivateKey)
-
-static void
-damageReportDamage (DamagePtr pDamage, RegionPtr pDamageRegion)
-{
- BoxRec tmpBox;
- RegionRec tmpRegion;
- Bool was_empty;
-
- switch (pDamage->damageLevel) {
- case DamageReportRawRegion:
- REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage,
- pDamageRegion);
- (*pDamage->damageReport) (pDamage, pDamageRegion, pDamage->closure);
- break;
- case DamageReportDeltaRegion:
- REGION_NULL (pScreen, &tmpRegion);
- REGION_SUBTRACT (pScreen, &tmpRegion, pDamageRegion, &pDamage->damage);
- if (REGION_NOTEMPTY (pScreen, &tmpRegion)) {
- REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage,
- pDamageRegion);
- (*pDamage->damageReport) (pDamage, &tmpRegion, pDamage->closure);
- }
- REGION_UNINIT(pScreen, &tmpRegion);
- break;
- case DamageReportBoundingBox:
- tmpBox = *REGION_EXTENTS (pScreen, &pDamage->damage);
- REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage,
- pDamageRegion);
- if (!BOX_SAME (&tmpBox, REGION_EXTENTS (pScreen, &pDamage->damage))) {
- (*pDamage->damageReport) (pDamage, &pDamage->damage,
- pDamage->closure);
- }
- break;
- case DamageReportNonEmpty:
- was_empty = !REGION_NOTEMPTY(pScreen, &pDamage->damage);
- REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage,
- pDamageRegion);
- if (was_empty && REGION_NOTEMPTY(pScreen, &pDamage->damage)) {
- (*pDamage->damageReport) (pDamage, &pDamage->damage,
- pDamage->closure);
- }
- break;
- case DamageReportNone:
- REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage,
- pDamageRegion);
- break;
- }
-}
-
-static void
-damageReportDamagePostRendering (DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pDamageRegion)
-{
- BoxRec tmpBox;
- RegionRec tmpRegion, newDamage;
- Bool was_empty;
-
- REGION_UNION(pScreem, &newDamage, pOldDamage, pDamageRegion);
-
- switch (pDamage->damageLevel) {
- case DamageReportRawRegion:
- (*pDamage->damageReportPostRendering) (pDamage, pDamageRegion, pDamage->closure);
- break;
- case DamageReportDeltaRegion:
- REGION_NULL (pScreen, &tmpRegion);
- REGION_SUBTRACT (pScreen, &tmpRegion, pDamageRegion, pOldDamage);
- if (REGION_NOTEMPTY (pScreen, &tmpRegion)) {
- (*pDamage->damageReportPostRendering) (pDamage, &tmpRegion, pDamage->closure);
- }
- REGION_UNINIT(pScreen, &tmpRegion);
- break;
- case DamageReportBoundingBox:
- tmpBox = *REGION_EXTENTS (pScreen, pOldDamage);
- if (!BOX_SAME (&tmpBox, REGION_EXTENTS (pScreen, &newDamage))) {
- (*pDamage->damageReportPostRendering) (pDamage, &newDamage,
- pDamage->closure);
- }
- break;
- case DamageReportNonEmpty:
- was_empty = !REGION_NOTEMPTY(pScreen, pOldDamage);
- if (was_empty && REGION_NOTEMPTY(pScreen, &newDamage)) {
- (*pDamage->damageReportPostRendering) (pDamage, &newDamage,
- pDamage->closure);
- }
- break;
- case DamageReportNone:
- break;
- }
-
- REGION_UNINIT(pScreen, &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 (!REGION_NOTEMPTY(pScreen, 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)
- REGION_TRANSLATE (pScreen, pRegion, screen_x, screen_y);
-#endif
-
- if (pDrawable->type == DRAWABLE_WINDOW &&
- ((WindowPtr)(pDrawable))->backingStore == NotUseful)
- {
- if (subWindowMode == ClipByChildren)
- {
- REGION_INTERSECT(pScreen, pRegion, pRegion,
- &((WindowPtr)(pDrawable))->clipList);
- }
- else if (subWindowMode == IncludeInferiors)
- {
- RegionPtr pTempRegion =
- NotClippedByChildren((WindowPtr)(pDrawable));
- REGION_INTERSECT(pScreen, pRegion, pRegion, pTempRegion);
- REGION_DESTROY(pScreen, pTempRegion);
- }
- /* If subWindowMode is set to an invalid value, don't perform
- * any drawable-based clipping. */
- }
-
-
- REGION_NULL (pScreen, &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 (pDamage->pDrawable->type != DRAWABLE_WINDOW)
- {
- 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) {
- REGION_INTERSECT (pScreen, 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;
- REGION_INIT(pScreen, &pixClip, &box, 1);
- REGION_INTERSECT (pScreen, pDamageRegion, pRegion, &pixClip);
- REGION_UNINIT(pScreen, &pixClip);
- }
- /*
- * Short circuit empty results
- */
- if (!REGION_NOTEMPTY(pScreen, 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)
- REGION_TRANSLATE (pScreen, pDamageRegion, -draw_x, -draw_y);
-
- /* Store damage region if needed after submission. */
- if (pDamage->reportAfter || pDamage->damageMarker)
- REGION_UNION(pScreen, &pDamage->pendingDamage,
- &pDamage->pendingDamage, pDamageRegion);
-
- /* Duplicate current damage if needed. */
- if (pDamage->damageMarker)
- REGION_COPY(pScreen, &pDamage->backupDamage, &pDamage->damage);
-
- /* Report damage now, if desired. */
- if (!pDamage->reportAfter) {
- if (pDamage->damageReport)
- damageReportDamage (pDamage, pDamageRegion);
- else
- REGION_UNION(pScreen, &pDamage->damage,
- &pDamage->damage, pDamageRegion);
- }
-
- /*
- * translate original region back
- */
- if (pDamageRegion == pRegion && (draw_x || draw_y))
- REGION_TRANSLATE (pScreen, pDamageRegion, draw_x, draw_y);
- }
-#ifdef COMPOSITE
- if (screen_x || screen_y)
- REGION_TRANSLATE (pScreen, pRegion, -screen_x, -screen_y);
-#endif
-
- REGION_UNINIT (pScreen, &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
- REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage,
- &pDamage->pendingDamage);
- }
-
- if (pDamage->reportAfter || pDamage->damageMarker)
- REGION_EMPTY (pScreen, &pDamage->pendingDamage);
- if (pDamage->damageMarker)
- REGION_EMPTY (pScreen, &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;
-
- REGION_INIT (pDrawable->pScreen, &region, pBox, 1);
-#if DAMAGE_DEBUG_ENABLE
- _damageRegionAppend (pDrawable, &region, TRUE, subWindowMode, where);
-#else
- damageRegionAppend (pDrawable, &region, TRUE, subWindowMode);
-#endif
- REGION_UNINIT (pDrawable->pScreen, &region);
-}
-
-static void damageValidateGC(GCPtr, unsigned long, DrawablePtr);
-static void damageChangeGC(GCPtr, unsigned long);
-static void damageCopyGC(GCPtr, unsigned long, GCPtr);
-static void damageDestroyGC(GCPtr);
-static void damageChangeClip(GCPtr, int, pointer, int);
-static void damageDestroyClip(GCPtr);
-static void damageCopyClip(GCPtr, GCPtr);
-
-static GCFuncs damageGCFuncs = {
- damageValidateGC, damageChangeGC, damageCopyGC, damageDestroyGC,
- damageChangeClip, damageDestroyClip, damageCopyClip
-};
-
-static GCOps damageGCOps;
-
-static Bool
-damageCreateGC(GCPtr pGC)
-{
- ScreenPtr pScreen = pGC->pScreen;
- damageScrPriv(pScreen);
- damageGCPriv(pGC);
- Bool ret;
-
- pGC->pCompositeClip = 0;
- 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;
-}
-
-#ifdef NOTUSED
-static void
-damageWrapGC (GCPtr pGC)
-{
- damageGCPriv(pGC);
-
- pGCPriv->ops = NULL;
- pGCPriv->funcs = pGC->funcs;
- pGC->funcs = &damageGCFuncs;
-}
-
-static void
-damageUnwrapGC (GCPtr pGC)
-{
- damageGCPriv(pGC);
-
- pGC->funcs = pGCPriv->funcs;
- if (pGCPriv->ops)
- pGC->ops = pGCPriv->ops;
-}
-#endif
-
-#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 ||\
- REGION_NOTEMPTY(d->pScreen, \
- 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) && \
- REGION_NOTEMPTY(pScreen, 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);
-
- /* The driver will only call SourceValidate() when pSrc != pDst,
- * but the software sprite (misprite.c) always need to know when a
- * drawable is copied so it can remove the sprite. See #1030. */
- if ((pSrc == pDst) && pSrc->pScreen->SourceValidate &&
- pSrc->type == DRAWABLE_WINDOW &&
- ((WindowPtr)pSrc)->viewable)
- {
- (*pSrc->pScreen->SourceValidate) (pSrc, srcx, srcy, width, height);
- }
-
- 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);
-
- /* The driver will only call SourceValidate() when pSrc != pDst,
- * but the software sprite (misprite.c) always need to know when a
- * drawable is copied so it can remove the sprite. See #1030. */
- if ((pSrc == pDst) && pSrc->pScreen->SourceValidate &&
- pSrc->type == DRAWABLE_WINDOW &&
- ((WindowPtr)pSrc)->viewable)
- {
- (*pSrc->pScreen->SourceValidate) (pSrc, srcx, srcy, width, height);
- }
-
- 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 = xalloc(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));
- }
- xfree(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.
- */
- REGION_TRANSLATE (pScreen, prgnSrc, dx, dy);
- damageRegionAppend (&pWindow->drawable, prgnSrc, FALSE, -1);
- REGION_TRANSLATE (pScreen, 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,
- {NULL} /* devPrivate */
-};
-
-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);
- xfree (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 (dixLookupPrivate(&pScreen->devPrivates, damageScrPrivateKey))
- return TRUE;
-
- if (!dixRequestPrivate(damageGCPrivateKey, sizeof(DamageGCPrivRec)))
- return FALSE;
-
- pScrPriv = xalloc (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 = xalloc (sizeof (DamageRec));
- if (!pDamage)
- return 0;
- pDamage->pNext = 0;
- pDamage->pNextWin = 0;
- REGION_NULL(pScreen, &pDamage->damage);
- REGION_NULL(pScreen, &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;
- pDamage->devPrivates = NULL;
-
- (*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);
- dixFreePrivates(pDamage->devPrivates);
- pDamage->devPrivates = NULL;
- REGION_UNINIT (pScreen, &pDamage->damage);
- REGION_UNINIT (pScreen, &pDamage->pendingDamage);
- xfree (pDamage);
-}
-
-Bool
-DamageSubtract (DamagePtr pDamage,
- const RegionPtr pRegion)
-{
- RegionPtr pClip;
- RegionRec pixmapClip;
- DrawablePtr pDrawable = pDamage->pDrawable;
-
- REGION_SUBTRACT (pDrawable->pScreen, &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;
- REGION_INIT (pDrawable->pScreen, &pixmapClip, &box, 1);
- pClip = &pixmapClip;
- }
- REGION_TRANSLATE (pDrawable->pScreen, &pDamage->damage, pDrawable->x, pDrawable->y);
- REGION_INTERSECT (pDrawable->pScreen, &pDamage->damage, &pDamage->damage, pClip);
- REGION_TRANSLATE (pDrawable->pScreen, &pDamage->damage, -pDrawable->x, -pDrawable->y);
- if (pDrawable->type != DRAWABLE_WINDOW)
- REGION_UNINIT(pDrawable->pScreen, &pixmapClip);
- }
- return REGION_NOTEMPTY (pDrawable->pScreen, &pDamage->damage);
-}
-
-void
-DamageEmpty (DamagePtr pDamage)
-{
- REGION_EMPTY (pDamage->pDrawable->pScreen, &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;
-}
+/*
+ * 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 int damageScrPrivateKeyIndex;
+static DevPrivateKey damageScrPrivateKey = &damageScrPrivateKeyIndex;
+static int damagePixPrivateKeyIndex;
+static DevPrivateKey damagePixPrivateKey = &damagePixPrivateKeyIndex;
+static int damageGCPrivateKeyIndex;
+static DevPrivateKey damageGCPrivateKey = &damageGCPrivateKeyIndex;
+static int damageWinPrivateKeyIndex;
+static DevPrivateKey damageWinPrivateKey = &damageWinPrivateKeyIndex;
+
+static DamagePtr *
+getDrawableDamageRef (DrawablePtr pDrawable)
+{
+ PixmapPtr pPixmap;
+
+ if (pDrawable->type == DRAWABLE_WINDOW)
+ {
+ ScreenPtr pScreen = pDrawable->pScreen;
+
+ pPixmap = 0;
+ if (pScreen->GetWindowPixmap
+#ifdef ROOTLESS_WORKAROUND
+ && ((WindowPtr)pDrawable)->viewable
+#endif
+ )
+ pPixmap = (*pScreen->GetWindowPixmap) ((WindowPtr)pDrawable);
+
+ if (!pPixmap)
+ {
+ damageScrPriv(pScreen);
+
+ return &pScrPriv->pScreenDamage;
+ }
+ }
+ else
+ pPixmap = (PixmapPtr) pDrawable;
+ return getPixmapDamageRef (pPixmap);
+}
+
+#define getDrawableDamage(pDrawable) (*getDrawableDamageRef (pDrawable))
+#define getWindowDamage(pWin) getDrawableDamage(&(pWin)->drawable)
+
+#define drawableDamage(pDrawable) \
+ DamagePtr pDamage = getDrawableDamage(pDrawable)
+
+#define windowDamage(pWin) drawableDamage(&(pWin)->drawable)
+
+#define winDamageRef(pWindow) \
+ DamagePtr *pPrev = (DamagePtr *) \
+ dixLookupPrivateAddr(&(pWindow)->devPrivates, damageWinPrivateKey)
+
+static void
+damageReportDamage (DamagePtr pDamage, RegionPtr pDamageRegion)
+{
+ BoxRec tmpBox;
+ RegionRec tmpRegion;
+ Bool was_empty;
+
+ switch (pDamage->damageLevel) {
+ case DamageReportRawRegion:
+ REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage,
+ pDamageRegion);
+ (*pDamage->damageReport) (pDamage, pDamageRegion, pDamage->closure);
+ break;
+ case DamageReportDeltaRegion:
+ REGION_NULL (pScreen, &tmpRegion);
+ REGION_SUBTRACT (pScreen, &tmpRegion, pDamageRegion, &pDamage->damage);
+ if (REGION_NOTEMPTY (pScreen, &tmpRegion)) {
+ REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage,
+ pDamageRegion);
+ (*pDamage->damageReport) (pDamage, &tmpRegion, pDamage->closure);
+ }
+ REGION_UNINIT(pScreen, &tmpRegion);
+ break;
+ case DamageReportBoundingBox:
+ tmpBox = *REGION_EXTENTS (pScreen, &pDamage->damage);
+ REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage,
+ pDamageRegion);
+ if (!BOX_SAME (&tmpBox, REGION_EXTENTS (pScreen, &pDamage->damage))) {
+ (*pDamage->damageReport) (pDamage, &pDamage->damage,
+ pDamage->closure);
+ }
+ break;
+ case DamageReportNonEmpty:
+ was_empty = !REGION_NOTEMPTY(pScreen, &pDamage->damage);
+ REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage,
+ pDamageRegion);
+ if (was_empty && REGION_NOTEMPTY(pScreen, &pDamage->damage)) {
+ (*pDamage->damageReport) (pDamage, &pDamage->damage,
+ pDamage->closure);
+ }
+ break;
+ case DamageReportNone:
+ REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage,
+ pDamageRegion);
+ break;
+ }
+}
+
+static void
+damageReportDamagePostRendering (DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pDamageRegion)
+{
+ BoxRec tmpBox;
+ RegionRec tmpRegion, newDamage;
+ Bool was_empty;
+
+ REGION_UNION(pScreem, &newDamage, pOldDamage, pDamageRegion);
+
+ switch (pDamage->damageLevel) {
+ case DamageReportRawRegion:
+ (*pDamage->damageReportPostRendering) (pDamage, pDamageRegion, pDamage->closure);
+ break;
+ case DamageReportDeltaRegion:
+ REGION_NULL (pScreen, &tmpRegion);
+ REGION_SUBTRACT (pScreen, &tmpRegion, pDamageRegion, pOldDamage);
+ if (REGION_NOTEMPTY (pScreen, &tmpRegion)) {
+ (*pDamage->damageReportPostRendering) (pDamage, &tmpRegion, pDamage->closure);
+ }
+ REGION_UNINIT(pScreen, &tmpRegion);
+ break;
+ case DamageReportBoundingBox:
+ tmpBox = *REGION_EXTENTS (pScreen, pOldDamage);
+ if (!BOX_SAME (&tmpBox, REGION_EXTENTS (pScreen, &newDamage))) {
+ (*pDamage->damageReportPostRendering) (pDamage, &newDamage,
+ pDamage->closure);
+ }
+ break;
+ case DamageReportNonEmpty:
+ was_empty = !REGION_NOTEMPTY(pScreen, pOldDamage);
+ if (was_empty && REGION_NOTEMPTY(pScreen, &newDamage)) {
+ (*pDamage->damageReportPostRendering) (pDamage, &newDamage,
+ pDamage->closure);
+ }
+ break;
+ case DamageReportNone:
+ break;
+ }
+
+ REGION_UNINIT(pScreen, &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 (!REGION_NOTEMPTY(pScreen, 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)
+ REGION_TRANSLATE (pScreen, pRegion, screen_x, screen_y);
+#endif
+
+ if (pDrawable->type == DRAWABLE_WINDOW &&
+ ((WindowPtr)(pDrawable))->backingStore == NotUseful)
+ {
+ if (subWindowMode == ClipByChildren)
+ {
+ REGION_INTERSECT(pScreen, pRegion, pRegion,
+ &((WindowPtr)(pDrawable))->clipList);
+ }
+ else if (subWindowMode == IncludeInferiors)
+ {
+ RegionPtr pTempRegion =
+ NotClippedByChildren((WindowPtr)(pDrawable));
+ REGION_INTERSECT(pScreen, pRegion, pRegion, pTempRegion);
+ REGION_DESTROY(pScreen, pTempRegion);
+ }
+ /* If subWindowMode is set to an invalid value, don't perform
+ * any drawable-based clipping. */
+ }
+
+
+ REGION_NULL (pScreen, &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 (pDamage->pDrawable->type != DRAWABLE_WINDOW)
+ {
+ 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) {
+ REGION_INTERSECT (pScreen, 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;
+ REGION_INIT(pScreen, &pixClip, &box, 1);
+ REGION_INTERSECT (pScreen, pDamageRegion, pRegion, &pixClip);
+ REGION_UNINIT(pScreen, &pixClip);
+ }
+ /*
+ * Short circuit empty results
+ */
+ if (!REGION_NOTEMPTY(pScreen, 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)
+ REGION_TRANSLATE (pScreen, pDamageRegion, -draw_x, -draw_y);
+
+ /* Store damage region if needed after submission. */
+ if (pDamage->reportAfter || pDamage->damageMarker)
+ REGION_UNION(pScreen, &pDamage->pendingDamage,
+ &pDamage->pendingDamage, pDamageRegion);
+
+ /* Duplicate current damage if needed. */
+ if (pDamage->damageMarker)
+ REGION_COPY(pScreen, &pDamage->backupDamage, &pDamage->damage);
+
+ /* Report damage now, if desired. */
+ if (!pDamage->reportAfter) {
+ if (pDamage->damageReport)
+ damageReportDamage (pDamage, pDamageRegion);
+ else
+ REGION_UNION(pScreen, &pDamage->damage,
+ &pDamage->damage, pDamageRegion);
+ }
+
+ /*
+ * translate original region back
+ */
+ if (pDamageRegion == pRegion && (draw_x || draw_y))
+ REGION_TRANSLATE (pScreen, pDamageRegion, draw_x, draw_y);
+ }
+#ifdef COMPOSITE
+ if (screen_x || screen_y)
+ REGION_TRANSLATE (pScreen, pRegion, -screen_x, -screen_y);
+#endif
+
+ REGION_UNINIT (pScreen, &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
+ REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage,
+ &pDamage->pendingDamage);
+ }
+
+ if (pDamage->reportAfter || pDamage->damageMarker)
+ REGION_EMPTY (pScreen, &pDamage->pendingDamage);
+ if (pDamage->damageMarker)
+ REGION_EMPTY (pScreen, &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;
+
+ REGION_INIT (pDrawable->pScreen, &region, pBox, 1);
+#if DAMAGE_DEBUG_ENABLE
+ _damageRegionAppend (pDrawable, &region, TRUE, subWindowMode, where);
+#else
+ damageRegionAppend (pDrawable, &region, TRUE, subWindowMode);
+#endif
+ REGION_UNINIT (pDrawable->pScreen, &region);
+}
+
+static void damageValidateGC(GCPtr, unsigned long, DrawablePtr);
+static void damageChangeGC(GCPtr, unsigned long);
+static void damageCopyGC(GCPtr, unsigned long, GCPtr);
+static void damageDestroyGC(GCPtr);
+static void damageChangeClip(GCPtr, int, pointer, int);
+static void damageDestroyClip(GCPtr);
+static void damageCopyClip(GCPtr, GCPtr);
+
+static GCFuncs damageGCFuncs = {
+ damageValidateGC, damageChangeGC, damageCopyGC, damageDestroyGC,
+ damageChangeClip, damageDestroyClip, damageCopyClip
+};
+
+static GCOps damageGCOps;
+
+static Bool
+damageCreateGC(GCPtr pGC)
+{
+ ScreenPtr pScreen = pGC->pScreen;
+ damageScrPriv(pScreen);
+ damageGCPriv(pGC);
+ Bool ret;
+
+ pGC->pCompositeClip = 0;
+ 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;
+}
+
+#ifdef NOTUSED
+static void
+damageWrapGC (GCPtr pGC)
+{
+ damageGCPriv(pGC);
+
+ pGCPriv->ops = NULL;
+ pGCPriv->funcs = pGC->funcs;
+ pGC->funcs = &damageGCFuncs;
+}
+
+static void
+damageUnwrapGC (GCPtr pGC)
+{
+ damageGCPriv(pGC);
+
+ pGC->funcs = pGCPriv->funcs;
+ if (pGCPriv->ops)
+ pGC->ops = pGCPriv->ops;
+}
+#endif
+
+#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 ||\
+ REGION_NOTEMPTY(d->pScreen, \
+ 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) && \
+ REGION_NOTEMPTY(pScreen, 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);
+
+ /* The driver will only call SourceValidate() when pSrc != pDst,
+ * but the software sprite (misprite.c) always need to know when a
+ * drawable is copied so it can remove the sprite. See #1030. */
+ if ((pSrc == pDst) && pSrc->pScreen->SourceValidate &&
+ pSrc->type == DRAWABLE_WINDOW &&
+ ((WindowPtr)pSrc)->viewable)
+ {
+ (*pSrc->pScreen->SourceValidate) (pSrc, srcx, srcy, width, height);
+ }
+
+ 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);
+
+ /* The driver will only call SourceValidate() when pSrc != pDst,
+ * but the software sprite (misprite.c) always need to know when a
+ * drawable is copied so it can remove the sprite. See #1030. */
+ if ((pSrc == pDst) && pSrc->pScreen->SourceValidate &&
+ pSrc->type == DRAWABLE_WINDOW &&
+ ((WindowPtr)pSrc)->viewable)
+ {
+ (*pSrc->pScreen->SourceValidate) (pSrc, srcx, srcy, width, height);
+ }
+
+ 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.
+ */
+ REGION_TRANSLATE (pScreen, prgnSrc, dx, dy);
+ damageRegionAppend (&pWindow->drawable, prgnSrc, FALSE, -1);
+ REGION_TRANSLATE (pScreen, 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,
+ {NULL} /* devPrivate */
+};
+
+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 (dixLookupPrivate(&pScreen->devPrivates, damageScrPrivateKey))
+ return TRUE;
+
+ if (!dixRequestPrivate(damageGCPrivateKey, sizeof(DamageGCPrivRec)))
+ 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 = malloc(sizeof (DamageRec));
+ if (!pDamage)
+ return 0;
+ pDamage->pNext = 0;
+ pDamage->pNextWin = 0;
+ REGION_NULL(pScreen, &pDamage->damage);
+ REGION_NULL(pScreen, &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;
+ pDamage->devPrivates = NULL;
+
+ (*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);
+ dixFreePrivates(pDamage->devPrivates);
+ pDamage->devPrivates = NULL;
+ REGION_UNINIT (pScreen, &pDamage->damage);
+ REGION_UNINIT (pScreen, &pDamage->pendingDamage);
+ free(pDamage);
+}
+
+Bool
+DamageSubtract (DamagePtr pDamage,
+ const RegionPtr pRegion)
+{
+ RegionPtr pClip;
+ RegionRec pixmapClip;
+ DrawablePtr pDrawable = pDamage->pDrawable;
+
+ REGION_SUBTRACT (pDrawable->pScreen, &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;
+ REGION_INIT (pDrawable->pScreen, &pixmapClip, &box, 1);
+ pClip = &pixmapClip;
+ }
+ REGION_TRANSLATE (pDrawable->pScreen, &pDamage->damage, pDrawable->x, pDrawable->y);
+ REGION_INTERSECT (pDrawable->pScreen, &pDamage->damage, &pDamage->damage, pClip);
+ REGION_TRANSLATE (pDrawable->pScreen, &pDamage->damage, -pDrawable->x, -pDrawable->y);
+ if (pDrawable->type != DRAWABLE_WINDOW)
+ REGION_UNINIT(pDrawable->pScreen, &pixmapClip);
+ }
+ return REGION_NOTEMPTY (pDrawable->pScreen, &pDamage->damage);
+}
+
+void
+DamageEmpty (DamagePtr pDamage)
+{
+ REGION_EMPTY (pDamage->pDrawable->pScreen, &pDamage->damage);
+}
+
+RegionPtr
+DamageRegion (DamagePtr pDamage)
+{
+ return &pDamage->damage;
+}
+
+RegionPtr
+DamagePendingRegion (DamagePtr pDamage)
+{
+ return &pDamage->pendingDamage;
+}
+
+void
+DamageRegionAppend (DrawablePtr pDrawable, RegionPtr pRegion)
+{
+ damageRegionAppend (pDrawable, pRegion, FALSE, -1);
+}
+
+void
+DamageRegionProcessPending (DrawablePtr pDrawable)
+{
+ damageRegionProcessPending (pDrawable);
+}
+
+/* If a damage marker is provided, then this function must be called after rendering is done. */
+/* Please do call back so any future enhancements can assume this function is called. */
+/* There are no strict timing requirements for calling this function, just as soon as (is cheaply) possible. */
+void
+DamageRegionRendered (DrawablePtr pDrawable, DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pRegion)
+{
+ if (pDamage->damageReportPostRendering)
+ damageReportDamagePostRendering (pDamage, pOldDamage, pRegion);
+}
+
+/* This call is very odd, i'm leaving it intact for API sake, but please don't use it. */
+void
+DamageDamageRegion (DrawablePtr pDrawable,
+ const RegionPtr pRegion)
+{
+ damageRegionAppend (pDrawable, pRegion, FALSE, -1);
+
+ /* Go back and report this damage for DamagePtrs with reportAfter set, since
+ * this call isn't part of an in-progress drawing op in the call chain and
+ * the DDX probably just wants to know about it right away.
+ */
+ damageRegionProcessPending (pDrawable);
+}
+
+void
+DamageSetReportAfterOp (DamagePtr pDamage, Bool reportAfter)
+{
+ pDamage->reportAfter = reportAfter;
+}
+
+void
+DamageSetPostRenderingFunctions(DamagePtr pDamage, DamageReportFunc damageReportPostRendering,
+ DamageMarkerFunc damageMarker)
+{
+ pDamage->damageReportPostRendering = damageReportPostRendering;
+ pDamage->damageMarker = damageMarker;
+}
+
+DamageScreenFuncsPtr
+DamageGetScreenFuncs (ScreenPtr pScreen)
+{
+ damageScrPriv(pScreen);
+ return &pScrPriv->funcs;
+}
diff --git a/xorg-server/miext/rootless/rootlessScreen.c b/xorg-server/miext/rootless/rootlessScreen.c
index 5f249467b..6f9341d85 100644
--- a/xorg-server/miext/rootless/rootlessScreen.c
+++ b/xorg-server/miext/rootless/rootlessScreen.c
@@ -1,755 +1,755 @@
-/*
- * Screen routines for generic rootless X server
- */
-/*
- * Copyright (c) 2001 Greg Parker. All Rights Reserved.
- * Copyright (c) 2002-2003 Torrey T. Lyons. All Rights Reserved.
- * Copyright (c) 2002 Apple Computer, Inc. All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * Except as contained in this notice, the name(s) of the above copyright
- * holders shall not be used in advertising or otherwise to promote the sale,
- * use or other dealings in this Software without prior written authorization.
- */
-
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "mi.h"
-#include "scrnintstr.h"
-#include "gcstruct.h"
-#include "pixmapstr.h"
-#include "windowstr.h"
-#include "propertyst.h"
-#include "mivalidate.h"
-#include "picturestr.h"
-#include "colormapst.h"
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <string.h>
-
-#include "rootlessCommon.h"
-#include "rootlessWindow.h"
-
-/* In milliseconds */
-#ifndef ROOTLESS_REDISPLAY_DELAY
-#define ROOTLESS_REDISPLAY_DELAY 10
-#endif
-
-extern int RootlessMiValidateTree(WindowPtr pRoot, WindowPtr pChild,
- VTKind kind);
-extern Bool RootlessCreateGC(GCPtr pGC);
-
-// Initialize globals
-static int rootlessGCPrivateKeyIndex;
-DevPrivateKey rootlessGCPrivateKey = &rootlessGCPrivateKeyIndex;
-static int rootlessScreenPrivateKeyIndex;
-DevPrivateKey rootlessScreenPrivateKey = &rootlessScreenPrivateKeyIndex;
-static int rootlessWindowPrivateKeyIndex;
-DevPrivateKey rootlessWindowPrivateKey = &rootlessWindowPrivateKeyIndex;
-static int rootlessWindowOldPixmapPrivateKeyIndex;
-DevPrivateKey rootlessWindowOldPixmapPrivateKey = &rootlessWindowOldPixmapPrivateKeyIndex;
-
-
-/*
- * RootlessUpdateScreenPixmap
- * miCreateScreenResources does not like a null framebuffer pointer,
- * it leaves the screen pixmap with an uninitialized data pointer.
- * Thus, rootless implementations typically set the framebuffer width
- * to zero so that miCreateScreenResources does not allocate a screen
- * pixmap for us. We allocate our own screen pixmap here since we need
- * the screen pixmap to be valid (e.g. CopyArea from the root window).
- */
-void
-RootlessUpdateScreenPixmap(ScreenPtr pScreen)
-{
- RootlessScreenRec *s = SCREENREC(pScreen);
- PixmapPtr pPix;
- unsigned int rowbytes;
-
- pPix = (*pScreen->GetScreenPixmap)(pScreen);
- if (pPix == NULL) {
- pPix = (*pScreen->CreatePixmap)(pScreen, 0, 0, pScreen->rootDepth, 0);
- (*pScreen->SetScreenPixmap)(pPix);
- }
-
- rowbytes = PixmapBytePad(pScreen->width, pScreen->rootDepth);
-
- if (s->pixmap_data_size < rowbytes) {
- if (s->pixmap_data != NULL)
- xfree(s->pixmap_data);
-
- s->pixmap_data_size = rowbytes;
- s->pixmap_data = xalloc(s->pixmap_data_size);
- if (s->pixmap_data == NULL)
- return;
-
- memset(s->pixmap_data, 0xFF, s->pixmap_data_size);
-
- pScreen->ModifyPixmapHeader(pPix, pScreen->width, pScreen->height,
- pScreen->rootDepth,
- BitsPerPixel(pScreen->rootDepth),
- 0, s->pixmap_data);
- /* ModifyPixmapHeader ignores zero arguments, so install rowbytes
- by hand. */
- pPix->devKind = 0;
- }
-}
-
-
-/*
- * RootlessCreateScreenResources
- * Rootless implementations typically set a null framebuffer pointer, which
- * causes problems with miCreateScreenResources. We fix things up here.
- */
-static Bool
-RootlessCreateScreenResources(ScreenPtr pScreen)
-{
- Bool ret = TRUE;
-
- SCREEN_UNWRAP(pScreen, CreateScreenResources);
-
- if (pScreen->CreateScreenResources != NULL)
- ret = (*pScreen->CreateScreenResources)(pScreen);
-
- SCREEN_WRAP(pScreen, CreateScreenResources);
-
- if (!ret)
- return ret;
-
- /* Make sure we have a valid screen pixmap. */
-
- RootlessUpdateScreenPixmap(pScreen);
-
- return ret;
-}
-
-
-static Bool
-RootlessCloseScreen(int i, ScreenPtr pScreen)
-{
- RootlessScreenRec *s;
-
- s = SCREENREC(pScreen);
-
- // fixme unwrap everything that was wrapped?
- pScreen->CloseScreen = s->CloseScreen;
-
- if (s->pixmap_data != NULL) {
- xfree (s->pixmap_data);
- s->pixmap_data = NULL;
- s->pixmap_data_size = 0;
- }
-
- xfree(s);
- return pScreen->CloseScreen(i, pScreen);
-}
-
-
-static void
-RootlessGetImage(DrawablePtr pDrawable, int sx, int sy, int w, int h,
- unsigned int format, unsigned long planeMask, char *pdstLine)
-{
- ScreenPtr pScreen = pDrawable->pScreen;
- SCREEN_UNWRAP(pScreen, GetImage);
-
- if (pDrawable->type == DRAWABLE_WINDOW) {
- int x0, y0, x1, y1;
- RootlessWindowRec *winRec;
-
- // Many apps use GetImage to sync with the visible frame buffer
- // FIXME: entire screen or just window or all screens?
- RootlessRedisplayScreen(pScreen);
-
- // RedisplayScreen stops drawing, so we need to start it again
- RootlessStartDrawing((WindowPtr)pDrawable);
-
- /* Check that we have some place to read from. */
- winRec = WINREC(TopLevelParent((WindowPtr) pDrawable));
- if (winRec == NULL)
- goto out;
-
- /* Clip to top-level window bounds. */
- /* FIXME: fbGetImage uses the width parameter to calculate the
- stride of the destination pixmap. If w is clipped, the data
- returned will be garbage, although we will not crash. */
-
- x0 = pDrawable->x + sx;
- y0 = pDrawable->y + sy;
- x1 = x0 + w;
- y1 = y0 + h;
-
- x0 = max (x0, winRec->x);
- y0 = max (y0, winRec->y);
- x1 = min (x1, winRec->x + winRec->width);
- y1 = min (y1, winRec->y + winRec->height);
-
- sx = x0 - pDrawable->x;
- sy = y0 - pDrawable->y;
- w = x1 - x0;
- h = y1 - y0;
-
- if (w <= 0 || h <= 0)
- goto out;
- }
-
- pScreen->GetImage(pDrawable, sx, sy, w, h, format, planeMask, pdstLine);
-
-out:
- SCREEN_WRAP(pScreen, GetImage);
-}
-
-
-/*
- * RootlessSourceValidate
- * CopyArea and CopyPlane use a GC tied to the destination drawable.
- * StartDrawing/StopDrawing wrappers won't be called if source is
- * a visible window but the destination isn't. So, we call StartDrawing
- * here and leave StopDrawing for the block handler.
- */
-static void
-RootlessSourceValidate(DrawablePtr pDrawable, int x, int y, int w, int h)
-{
- SCREEN_UNWRAP(pDrawable->pScreen, SourceValidate);
- if (pDrawable->type == DRAWABLE_WINDOW) {
- WindowPtr pWin = (WindowPtr)pDrawable;
- RootlessStartDrawing(pWin);
- }
- if (pDrawable->pScreen->SourceValidate) {
- pDrawable->pScreen->SourceValidate(pDrawable, x, y, w, h);
- }
- SCREEN_WRAP(pDrawable->pScreen, SourceValidate);
-}
-
-static void
-RootlessComposite(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);
- WindowPtr srcWin, dstWin, maskWin = NULL;
-
- if (pMask) { // pMask can be NULL
- maskWin = (pMask->pDrawable->type == DRAWABLE_WINDOW) ?
- (WindowPtr)pMask->pDrawable : NULL;
- }
- srcWin = (pSrc->pDrawable && pSrc->pDrawable->type == DRAWABLE_WINDOW) ?
- (WindowPtr)pSrc->pDrawable : NULL;
- dstWin = (pDst->pDrawable->type == DRAWABLE_WINDOW) ?
- (WindowPtr)pDst->pDrawable : NULL;
-
- // SCREEN_UNWRAP(ps, Composite);
- ps->Composite = SCREENREC(pScreen)->Composite;
-
- if (srcWin && IsFramedWindow(srcWin))
- RootlessStartDrawing(srcWin);
- if (maskWin && IsFramedWindow(maskWin))
- RootlessStartDrawing(maskWin);
- if (dstWin && IsFramedWindow(dstWin))
- RootlessStartDrawing(dstWin);
-
- ps->Composite(op, pSrc, pMask, pDst,
- xSrc, ySrc, xMask, yMask,
- xDst, yDst, width, height);
-
- if (dstWin && IsFramedWindow(dstWin)) {
- RootlessDamageRect(dstWin, xDst, yDst, width, height);
- }
-
- ps->Composite = RootlessComposite;
- // SCREEN_WRAP(ps, Composite);
-}
-
-
-static void
-RootlessGlyphs(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);
- int x, y;
- int n;
- GlyphPtr glyph;
- WindowPtr srcWin, dstWin;
-
- srcWin = (pSrc->pDrawable && pSrc->pDrawable->type == DRAWABLE_WINDOW) ?
- (WindowPtr)pSrc->pDrawable : NULL;
- dstWin = (pDst->pDrawable->type == DRAWABLE_WINDOW) ?
- (WindowPtr)pDst->pDrawable : NULL;
-
- if (srcWin && IsFramedWindow(srcWin)) RootlessStartDrawing(srcWin);
- if (dstWin && IsFramedWindow(dstWin)) RootlessStartDrawing(dstWin);
-
- //SCREEN_UNWRAP(ps, Glyphs);
- ps->Glyphs = SCREENREC(pScreen)->Glyphs;
- ps->Glyphs(op, pSrc, pDst, maskFormat, xSrc, ySrc, nlist, list, glyphs);
- ps->Glyphs = RootlessGlyphs;
- //SCREEN_WRAP(ps, Glyphs);
-
- if (dstWin && IsFramedWindow(dstWin)) {
- x = xSrc;
- y = ySrc;
-
- while (nlist--) {
- x += list->xOff;
- y += list->yOff;
- n = list->len;
-
- /* Calling DamageRect for the bounding box of each glyph is
- inefficient. So compute the union of all glyphs in a list
- and damage that. */
-
- if (n > 0) {
- BoxRec box;
-
- glyph = *glyphs++;
-
- box.x1 = x - glyph->info.x;
- box.y1 = y - glyph->info.y;
- box.x2 = box.x1 + glyph->info.width;
- box.y2 = box.y2 + glyph->info.height;
-
- x += glyph->info.xOff;
- y += glyph->info.yOff;
-
- while (--n > 0) {
- short x1, y1, x2, y2;
-
- glyph = *glyphs++;
-
- x1 = x - glyph->info.x;
- y1 = y - glyph->info.y;
- x2 = x1 + glyph->info.width;
- y2 = y1 + glyph->info.height;
-
- box.x1 = max (box.x1, x1);
- box.y1 = max (box.y1, y1);
- box.x2 = max (box.x2, x2);
- box.y2 = max (box.y2, y2);
-
- x += glyph->info.xOff;
- y += glyph->info.yOff;
- }
-
- RootlessDamageBox(dstWin, &box);
- }
- list++;
- }
- }
-}
-
-
-/*
- * RootlessValidateTree
- * ValidateTree is modified in two ways:
- * - top-level windows don't clip each other
- * - windows aren't clipped against root.
- * These only matter when validating from the root.
- */
-static int
-RootlessValidateTree(WindowPtr pParent, WindowPtr pChild, VTKind kind)
-{
- int result;
- RegionRec saveRoot;
- ScreenPtr pScreen = pParent->drawable.pScreen;
-
- SCREEN_UNWRAP(pScreen, ValidateTree);
- RL_DEBUG_MSG("VALIDATETREE start ");
-
- // Use our custom version to validate from root
- if (IsRoot(pParent)) {
- RL_DEBUG_MSG("custom ");
- result = RootlessMiValidateTree(pParent, pChild, kind);
- } else {
- HUGE_ROOT(pParent);
- result = pScreen->ValidateTree(pParent, pChild, kind);
- NORMAL_ROOT(pParent);
- }
-
- SCREEN_WRAP(pScreen, ValidateTree);
- RL_DEBUG_MSG("VALIDATETREE end\n");
-
- return result;
-}
-
-
-/*
- * RootlessMarkOverlappedWindows
- * MarkOverlappedWindows is modified to ignore overlapping
- * top-level windows.
- */
-static Bool
-RootlessMarkOverlappedWindows(WindowPtr pWin, WindowPtr pFirst,
- WindowPtr *ppLayerWin)
-{
- RegionRec saveRoot;
- Bool result;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- SCREEN_UNWRAP(pScreen, MarkOverlappedWindows);
- RL_DEBUG_MSG("MARKOVERLAPPEDWINDOWS start ");
-
- HUGE_ROOT(pWin);
- if (IsRoot(pWin)) {
- // root - mark nothing
- RL_DEBUG_MSG("is root not marking ");
- result = FALSE;
- }
- else if (! IsTopLevel(pWin)) {
- // not top-level window - mark normally
- result = pScreen->MarkOverlappedWindows(pWin, pFirst, ppLayerWin);
- }
- else {
- //top-level window - mark children ONLY - NO overlaps with sibs (?)
- // This code copied from miMarkOverlappedWindows()
-
- register WindowPtr pChild;
- Bool anyMarked = FALSE;
- MarkWindowProcPtr MarkWindow = pScreen->MarkWindow;
-
- RL_DEBUG_MSG("is top level! ");
- /* single layered systems are easy */
- if (ppLayerWin) *ppLayerWin = pWin;
-
- if (pWin == pFirst) {
- /* Blindly mark pWin and all of its inferiors. This is a slight
- * overkill if there are mapped windows that outside pWin's border,
- * but it's better than wasting time on RectIn checks.
- */
- pChild = pWin;
- while (1) {
- if (pChild->viewable) {
- if (REGION_BROKEN (pScreen, &pChild->winSize))
- SetWinSize (pChild);
- if (REGION_BROKEN (pScreen, &pChild->borderSize))
- SetBorderSize (pChild);
- (* MarkWindow)(pChild);
- if (pChild->firstChild) {
- pChild = pChild->firstChild;
- continue;
- }
- }
- while (!pChild->nextSib && (pChild != pWin))
- pChild = pChild->parent;
- if (pChild == pWin)
- break;
- pChild = pChild->nextSib;
- }
- anyMarked = TRUE;
- pFirst = pFirst->nextSib;
- }
- if (anyMarked)
- (* MarkWindow)(pWin->parent);
- result = anyMarked;
- }
- NORMAL_ROOT(pWin);
- SCREEN_WRAP(pScreen, MarkOverlappedWindows);
- RL_DEBUG_MSG("MARKOVERLAPPEDWINDOWS end\n");
-
- return result;
-}
-
-static void expose_1 (WindowPtr pWin) {
- WindowPtr pChild;
-
- if (!pWin->realized)
- return;
-
- miPaintWindow(pWin, &pWin->borderClip, PW_BACKGROUND);
-
- /* FIXME: comments in windowstr.h indicate that borderClip doesn't
- include subwindow visibility. But I'm not so sure.. so we may
- be exposing too much.. */
-
- miSendExposures (pWin, &pWin->borderClip,
- pWin->drawable.x, pWin->drawable.y);
-
- for (pChild = pWin->firstChild; pChild != NULL; pChild = pChild->nextSib)
- expose_1 (pChild);
-}
-
-void
-RootlessScreenExpose (ScreenPtr pScreen)
-{
- expose_1 (WindowTable[pScreen->myNum]);
-}
-
-
-ColormapPtr
-RootlessGetColormap (ScreenPtr pScreen)
-{
- RootlessScreenRec *s = SCREENREC (pScreen);
-
- return s->colormap;
-}
-
-static void
-RootlessInstallColormap (ColormapPtr pMap)
-{
- ScreenPtr pScreen = pMap->pScreen;
- RootlessScreenRec *s = SCREENREC (pScreen);
-
- SCREEN_UNWRAP(pScreen, InstallColormap);
-
- if (s->colormap != pMap) {
- s->colormap = pMap;
- s->colormap_changed = TRUE;
- RootlessQueueRedisplay (pScreen);
- }
-
- pScreen->InstallColormap (pMap);
-
- SCREEN_WRAP (pScreen, InstallColormap);
-}
-
-static void
-RootlessUninstallColormap (ColormapPtr pMap)
-{
- ScreenPtr pScreen = pMap->pScreen;
- RootlessScreenRec *s = SCREENREC (pScreen);
-
- SCREEN_UNWRAP(pScreen, UninstallColormap);
-
- if (s->colormap == pMap)
- s->colormap = NULL;
-
- pScreen->UninstallColormap (pMap);
-
- SCREEN_WRAP(pScreen, UninstallColormap);
-}
-
-static void
-RootlessStoreColors (ColormapPtr pMap, int ndef, xColorItem *pdef)
-{
- ScreenPtr pScreen = pMap->pScreen;
- RootlessScreenRec *s = SCREENREC (pScreen);
-
- SCREEN_UNWRAP(pScreen, StoreColors);
-
- if (s->colormap == pMap && ndef > 0) {
- s->colormap_changed = TRUE;
- RootlessQueueRedisplay (pScreen);
- }
-
- pScreen->StoreColors (pMap, ndef, pdef);
-
- SCREEN_WRAP(pScreen, StoreColors);
-}
-
-
-static CARD32
-RootlessRedisplayCallback(OsTimerPtr timer, CARD32 time, void *arg)
-{
- RootlessScreenRec *screenRec = arg;
-
- if (!screenRec->redisplay_queued) {
- /* No update needed. Stop the timer. */
-
- screenRec->redisplay_timer_set = FALSE;
- return 0;
- }
-
- screenRec->redisplay_queued = FALSE;
-
- /* Mark that we should redisplay before waiting for I/O next time */
- screenRec->redisplay_expired = TRUE;
-
- /* Reinstall the timer immediately, so we get as close to our
- redisplay interval as possible. */
-
- return ROOTLESS_REDISPLAY_DELAY;
-}
-
-
-/*
- * RootlessQueueRedisplay
- * Queue a redisplay after a timer delay to ensure we do not redisplay
- * too frequently.
- */
-void
-RootlessQueueRedisplay(ScreenPtr pScreen)
-{
- RootlessScreenRec *screenRec = SCREENREC(pScreen);
-
- screenRec->redisplay_queued = TRUE;
-
- if (screenRec->redisplay_timer_set)
- return;
-
- screenRec->redisplay_timer = TimerSet(screenRec->redisplay_timer,
- 0, ROOTLESS_REDISPLAY_DELAY,
- RootlessRedisplayCallback,
- screenRec);
- screenRec->redisplay_timer_set = TRUE;
-}
-
-
-/*
- * RootlessBlockHandler
- * If the redisplay timer has expired, flush drawing before blocking
- * on select().
- */
-static void
-RootlessBlockHandler(pointer pbdata, OSTimePtr pTimeout, pointer pReadmask)
-{
- ScreenPtr pScreen = pbdata;
- RootlessScreenRec *screenRec = SCREENREC(pScreen);
-
- if (screenRec->redisplay_expired) {
- screenRec->redisplay_expired = FALSE;
-
- RootlessRedisplayScreen(pScreen);
- }
-}
-
-
-static void
-RootlessWakeupHandler(pointer data, int i, pointer LastSelectMask)
-{
- // nothing here
-}
-
-
-static Bool
-RootlessAllocatePrivates(ScreenPtr pScreen)
-{
- RootlessScreenRec *s;
-
- // no allocation needed for screen privates
- if (!dixRequestPrivate(rootlessGCPrivateKey, sizeof(RootlessGCRec)))
- return FALSE;
-
- s = xalloc(sizeof(RootlessScreenRec));
- if (! s) return FALSE;
- SETSCREENREC(pScreen, s);
-
- s->pixmap_data = NULL;
- s->pixmap_data_size = 0;
-
- s->redisplay_timer = NULL;
- s->redisplay_timer_set = FALSE;
-
- return TRUE;
-}
-
-
-static void
-RootlessWrap(ScreenPtr pScreen)
-{
- RootlessScreenRec *s = SCREENREC(pScreen);
-
-#define WRAP(a) \
- if (pScreen->a) { \
- s->a = pScreen->a; \
- } else { \
- RL_DEBUG_MSG("null screen fn " #a "\n"); \
- s->a = NULL; \
- } \
- pScreen->a = Rootless##a
-
- WRAP(CreateScreenResources);
- WRAP(CloseScreen);
- WRAP(CreateGC);
- WRAP(CopyWindow);
- WRAP(GetImage);
- WRAP(SourceValidate);
- WRAP(CreateWindow);
- WRAP(DestroyWindow);
- WRAP(RealizeWindow);
- WRAP(UnrealizeWindow);
- WRAP(MoveWindow);
- WRAP(PositionWindow);
- WRAP(ResizeWindow);
- WRAP(RestackWindow);
- WRAP(ReparentWindow);
- WRAP(ChangeBorderWidth);
- WRAP(MarkOverlappedWindows);
- WRAP(ValidateTree);
- WRAP(ChangeWindowAttributes);
- WRAP(InstallColormap);
- WRAP(UninstallColormap);
- WRAP(StoreColors);
-
- WRAP(SetShape);
-
- {
- // Composite and Glyphs don't use normal screen wrapping
- PictureScreenPtr ps = GetPictureScreen(pScreen);
- s->Composite = ps->Composite;
- ps->Composite = RootlessComposite;
- s->Glyphs = ps->Glyphs;
- ps->Glyphs = RootlessGlyphs;
- }
-
- // WRAP(ClearToBackground); fixme put this back? useful for shaped wins?
-
-#undef WRAP
-}
-
-
-/*
- * RootlessInit
- * Called by the rootless implementation to initialize the rootless layer.
- * Rootless wraps lots of stuff and needs a bunch of devPrivates.
- */
-Bool RootlessInit(ScreenPtr pScreen, RootlessFrameProcsPtr procs)
-{
- RootlessScreenRec *s;
-
- if (!RootlessAllocatePrivates(pScreen))
- return FALSE;
-
- s = SCREENREC(pScreen);
-
- s->imp = procs;
- s->colormap = NULL;
- s->redisplay_expired = FALSE;
-
- RootlessWrap(pScreen);
-
- if (!RegisterBlockAndWakeupHandlers(RootlessBlockHandler,
- RootlessWakeupHandler,
- (pointer) pScreen))
- {
- return FALSE;
- }
-
- return TRUE;
-}
-
-void RootlessUpdateRooted (Bool state) {
- int i;
-
- if (!state)
- {
- for (i = 0; i < screenInfo.numScreens; i++)
- RootlessDisableRoot (screenInfo.screens[i]);
- }
- else
- {
- for (i = 0; i < screenInfo.numScreens; i++)
- RootlessEnableRoot (screenInfo.screens[i]);
- }
-}
+/*
+ * Screen routines for generic rootless X server
+ */
+/*
+ * Copyright (c) 2001 Greg Parker. All Rights Reserved.
+ * Copyright (c) 2002-2003 Torrey T. Lyons. All Rights Reserved.
+ * Copyright (c) 2002 Apple Computer, Inc. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name(s) of the above copyright
+ * holders shall not be used in advertising or otherwise to promote the sale,
+ * use or other dealings in this Software without prior written authorization.
+ */
+
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "mi.h"
+#include "scrnintstr.h"
+#include "gcstruct.h"
+#include "pixmapstr.h"
+#include "windowstr.h"
+#include "propertyst.h"
+#include "mivalidate.h"
+#include "picturestr.h"
+#include "colormapst.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <string.h>
+
+#include "rootlessCommon.h"
+#include "rootlessWindow.h"
+
+/* In milliseconds */
+#ifndef ROOTLESS_REDISPLAY_DELAY
+#define ROOTLESS_REDISPLAY_DELAY 10
+#endif
+
+extern int RootlessMiValidateTree(WindowPtr pRoot, WindowPtr pChild,
+ VTKind kind);
+extern Bool RootlessCreateGC(GCPtr pGC);
+
+// Initialize globals
+static int rootlessGCPrivateKeyIndex;
+DevPrivateKey rootlessGCPrivateKey = &rootlessGCPrivateKeyIndex;
+static int rootlessScreenPrivateKeyIndex;
+DevPrivateKey rootlessScreenPrivateKey = &rootlessScreenPrivateKeyIndex;
+static int rootlessWindowPrivateKeyIndex;
+DevPrivateKey rootlessWindowPrivateKey = &rootlessWindowPrivateKeyIndex;
+static int rootlessWindowOldPixmapPrivateKeyIndex;
+DevPrivateKey rootlessWindowOldPixmapPrivateKey = &rootlessWindowOldPixmapPrivateKeyIndex;
+
+
+/*
+ * RootlessUpdateScreenPixmap
+ * miCreateScreenResources does not like a null framebuffer pointer,
+ * it leaves the screen pixmap with an uninitialized data pointer.
+ * Thus, rootless implementations typically set the framebuffer width
+ * to zero so that miCreateScreenResources does not allocate a screen
+ * pixmap for us. We allocate our own screen pixmap here since we need
+ * the screen pixmap to be valid (e.g. CopyArea from the root window).
+ */
+void
+RootlessUpdateScreenPixmap(ScreenPtr pScreen)
+{
+ RootlessScreenRec *s = SCREENREC(pScreen);
+ PixmapPtr pPix;
+ unsigned int rowbytes;
+
+ pPix = (*pScreen->GetScreenPixmap)(pScreen);
+ if (pPix == NULL) {
+ pPix = (*pScreen->CreatePixmap)(pScreen, 0, 0, pScreen->rootDepth, 0);
+ (*pScreen->SetScreenPixmap)(pPix);
+ }
+
+ rowbytes = PixmapBytePad(pScreen->width, pScreen->rootDepth);
+
+ if (s->pixmap_data_size < rowbytes) {
+ if (s->pixmap_data != NULL)
+ free(s->pixmap_data);
+
+ s->pixmap_data_size = rowbytes;
+ s->pixmap_data = malloc(s->pixmap_data_size);
+ if (s->pixmap_data == NULL)
+ return;
+
+ memset(s->pixmap_data, 0xFF, s->pixmap_data_size);
+
+ pScreen->ModifyPixmapHeader(pPix, pScreen->width, pScreen->height,
+ pScreen->rootDepth,
+ BitsPerPixel(pScreen->rootDepth),
+ 0, s->pixmap_data);
+ /* ModifyPixmapHeader ignores zero arguments, so install rowbytes
+ by hand. */
+ pPix->devKind = 0;
+ }
+}
+
+
+/*
+ * RootlessCreateScreenResources
+ * Rootless implementations typically set a null framebuffer pointer, which
+ * causes problems with miCreateScreenResources. We fix things up here.
+ */
+static Bool
+RootlessCreateScreenResources(ScreenPtr pScreen)
+{
+ Bool ret = TRUE;
+
+ SCREEN_UNWRAP(pScreen, CreateScreenResources);
+
+ if (pScreen->CreateScreenResources != NULL)
+ ret = (*pScreen->CreateScreenResources)(pScreen);
+
+ SCREEN_WRAP(pScreen, CreateScreenResources);
+
+ if (!ret)
+ return ret;
+
+ /* Make sure we have a valid screen pixmap. */
+
+ RootlessUpdateScreenPixmap(pScreen);
+
+ return ret;
+}
+
+
+static Bool
+RootlessCloseScreen(int i, ScreenPtr pScreen)
+{
+ RootlessScreenRec *s;
+
+ s = SCREENREC(pScreen);
+
+ // fixme unwrap everything that was wrapped?
+ pScreen->CloseScreen = s->CloseScreen;
+
+ if (s->pixmap_data != NULL) {
+ free(s->pixmap_data);
+ s->pixmap_data = NULL;
+ s->pixmap_data_size = 0;
+ }
+
+ free(s);
+ return pScreen->CloseScreen(i, pScreen);
+}
+
+
+static void
+RootlessGetImage(DrawablePtr pDrawable, int sx, int sy, int w, int h,
+ unsigned int format, unsigned long planeMask, char *pdstLine)
+{
+ ScreenPtr pScreen = pDrawable->pScreen;
+ SCREEN_UNWRAP(pScreen, GetImage);
+
+ if (pDrawable->type == DRAWABLE_WINDOW) {
+ int x0, y0, x1, y1;
+ RootlessWindowRec *winRec;
+
+ // Many apps use GetImage to sync with the visible frame buffer
+ // FIXME: entire screen or just window or all screens?
+ RootlessRedisplayScreen(pScreen);
+
+ // RedisplayScreen stops drawing, so we need to start it again
+ RootlessStartDrawing((WindowPtr)pDrawable);
+
+ /* Check that we have some place to read from. */
+ winRec = WINREC(TopLevelParent((WindowPtr) pDrawable));
+ if (winRec == NULL)
+ goto out;
+
+ /* Clip to top-level window bounds. */
+ /* FIXME: fbGetImage uses the width parameter to calculate the
+ stride of the destination pixmap. If w is clipped, the data
+ returned will be garbage, although we will not crash. */
+
+ x0 = pDrawable->x + sx;
+ y0 = pDrawable->y + sy;
+ x1 = x0 + w;
+ y1 = y0 + h;
+
+ x0 = max (x0, winRec->x);
+ y0 = max (y0, winRec->y);
+ x1 = min (x1, winRec->x + winRec->width);
+ y1 = min (y1, winRec->y + winRec->height);
+
+ sx = x0 - pDrawable->x;
+ sy = y0 - pDrawable->y;
+ w = x1 - x0;
+ h = y1 - y0;
+
+ if (w <= 0 || h <= 0)
+ goto out;
+ }
+
+ pScreen->GetImage(pDrawable, sx, sy, w, h, format, planeMask, pdstLine);
+
+out:
+ SCREEN_WRAP(pScreen, GetImage);
+}
+
+
+/*
+ * RootlessSourceValidate
+ * CopyArea and CopyPlane use a GC tied to the destination drawable.
+ * StartDrawing/StopDrawing wrappers won't be called if source is
+ * a visible window but the destination isn't. So, we call StartDrawing
+ * here and leave StopDrawing for the block handler.
+ */
+static void
+RootlessSourceValidate(DrawablePtr pDrawable, int x, int y, int w, int h)
+{
+ SCREEN_UNWRAP(pDrawable->pScreen, SourceValidate);
+ if (pDrawable->type == DRAWABLE_WINDOW) {
+ WindowPtr pWin = (WindowPtr)pDrawable;
+ RootlessStartDrawing(pWin);
+ }
+ if (pDrawable->pScreen->SourceValidate) {
+ pDrawable->pScreen->SourceValidate(pDrawable, x, y, w, h);
+ }
+ SCREEN_WRAP(pDrawable->pScreen, SourceValidate);
+}
+
+static void
+RootlessComposite(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);
+ WindowPtr srcWin, dstWin, maskWin = NULL;
+
+ if (pMask) { // pMask can be NULL
+ maskWin = (pMask->pDrawable->type == DRAWABLE_WINDOW) ?
+ (WindowPtr)pMask->pDrawable : NULL;
+ }
+ srcWin = (pSrc->pDrawable && pSrc->pDrawable->type == DRAWABLE_WINDOW) ?
+ (WindowPtr)pSrc->pDrawable : NULL;
+ dstWin = (pDst->pDrawable->type == DRAWABLE_WINDOW) ?
+ (WindowPtr)pDst->pDrawable : NULL;
+
+ // SCREEN_UNWRAP(ps, Composite);
+ ps->Composite = SCREENREC(pScreen)->Composite;
+
+ if (srcWin && IsFramedWindow(srcWin))
+ RootlessStartDrawing(srcWin);
+ if (maskWin && IsFramedWindow(maskWin))
+ RootlessStartDrawing(maskWin);
+ if (dstWin && IsFramedWindow(dstWin))
+ RootlessStartDrawing(dstWin);
+
+ ps->Composite(op, pSrc, pMask, pDst,
+ xSrc, ySrc, xMask, yMask,
+ xDst, yDst, width, height);
+
+ if (dstWin && IsFramedWindow(dstWin)) {
+ RootlessDamageRect(dstWin, xDst, yDst, width, height);
+ }
+
+ ps->Composite = RootlessComposite;
+ // SCREEN_WRAP(ps, Composite);
+}
+
+
+static void
+RootlessGlyphs(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);
+ int x, y;
+ int n;
+ GlyphPtr glyph;
+ WindowPtr srcWin, dstWin;
+
+ srcWin = (pSrc->pDrawable && pSrc->pDrawable->type == DRAWABLE_WINDOW) ?
+ (WindowPtr)pSrc->pDrawable : NULL;
+ dstWin = (pDst->pDrawable->type == DRAWABLE_WINDOW) ?
+ (WindowPtr)pDst->pDrawable : NULL;
+
+ if (srcWin && IsFramedWindow(srcWin)) RootlessStartDrawing(srcWin);
+ if (dstWin && IsFramedWindow(dstWin)) RootlessStartDrawing(dstWin);
+
+ //SCREEN_UNWRAP(ps, Glyphs);
+ ps->Glyphs = SCREENREC(pScreen)->Glyphs;
+ ps->Glyphs(op, pSrc, pDst, maskFormat, xSrc, ySrc, nlist, list, glyphs);
+ ps->Glyphs = RootlessGlyphs;
+ //SCREEN_WRAP(ps, Glyphs);
+
+ if (dstWin && IsFramedWindow(dstWin)) {
+ x = xSrc;
+ y = ySrc;
+
+ while (nlist--) {
+ x += list->xOff;
+ y += list->yOff;
+ n = list->len;
+
+ /* Calling DamageRect for the bounding box of each glyph is
+ inefficient. So compute the union of all glyphs in a list
+ and damage that. */
+
+ if (n > 0) {
+ BoxRec box;
+
+ glyph = *glyphs++;
+
+ box.x1 = x - glyph->info.x;
+ box.y1 = y - glyph->info.y;
+ box.x2 = box.x1 + glyph->info.width;
+ box.y2 = box.y2 + glyph->info.height;
+
+ x += glyph->info.xOff;
+ y += glyph->info.yOff;
+
+ while (--n > 0) {
+ short x1, y1, x2, y2;
+
+ glyph = *glyphs++;
+
+ x1 = x - glyph->info.x;
+ y1 = y - glyph->info.y;
+ x2 = x1 + glyph->info.width;
+ y2 = y1 + glyph->info.height;
+
+ box.x1 = max (box.x1, x1);
+ box.y1 = max (box.y1, y1);
+ box.x2 = max (box.x2, x2);
+ box.y2 = max (box.y2, y2);
+
+ x += glyph->info.xOff;
+ y += glyph->info.yOff;
+ }
+
+ RootlessDamageBox(dstWin, &box);
+ }
+ list++;
+ }
+ }
+}
+
+
+/*
+ * RootlessValidateTree
+ * ValidateTree is modified in two ways:
+ * - top-level windows don't clip each other
+ * - windows aren't clipped against root.
+ * These only matter when validating from the root.
+ */
+static int
+RootlessValidateTree(WindowPtr pParent, WindowPtr pChild, VTKind kind)
+{
+ int result;
+ RegionRec saveRoot;
+ ScreenPtr pScreen = pParent->drawable.pScreen;
+
+ SCREEN_UNWRAP(pScreen, ValidateTree);
+ RL_DEBUG_MSG("VALIDATETREE start ");
+
+ // Use our custom version to validate from root
+ if (IsRoot(pParent)) {
+ RL_DEBUG_MSG("custom ");
+ result = RootlessMiValidateTree(pParent, pChild, kind);
+ } else {
+ HUGE_ROOT(pParent);
+ result = pScreen->ValidateTree(pParent, pChild, kind);
+ NORMAL_ROOT(pParent);
+ }
+
+ SCREEN_WRAP(pScreen, ValidateTree);
+ RL_DEBUG_MSG("VALIDATETREE end\n");
+
+ return result;
+}
+
+
+/*
+ * RootlessMarkOverlappedWindows
+ * MarkOverlappedWindows is modified to ignore overlapping
+ * top-level windows.
+ */
+static Bool
+RootlessMarkOverlappedWindows(WindowPtr pWin, WindowPtr pFirst,
+ WindowPtr *ppLayerWin)
+{
+ RegionRec saveRoot;
+ Bool result;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ SCREEN_UNWRAP(pScreen, MarkOverlappedWindows);
+ RL_DEBUG_MSG("MARKOVERLAPPEDWINDOWS start ");
+
+ HUGE_ROOT(pWin);
+ if (IsRoot(pWin)) {
+ // root - mark nothing
+ RL_DEBUG_MSG("is root not marking ");
+ result = FALSE;
+ }
+ else if (! IsTopLevel(pWin)) {
+ // not top-level window - mark normally
+ result = pScreen->MarkOverlappedWindows(pWin, pFirst, ppLayerWin);
+ }
+ else {
+ //top-level window - mark children ONLY - NO overlaps with sibs (?)
+ // This code copied from miMarkOverlappedWindows()
+
+ register WindowPtr pChild;
+ Bool anyMarked = FALSE;
+ MarkWindowProcPtr MarkWindow = pScreen->MarkWindow;
+
+ RL_DEBUG_MSG("is top level! ");
+ /* single layered systems are easy */
+ if (ppLayerWin) *ppLayerWin = pWin;
+
+ if (pWin == pFirst) {
+ /* Blindly mark pWin and all of its inferiors. This is a slight
+ * overkill if there are mapped windows that outside pWin's border,
+ * but it's better than wasting time on RectIn checks.
+ */
+ pChild = pWin;
+ while (1) {
+ if (pChild->viewable) {
+ if (REGION_BROKEN (pScreen, &pChild->winSize))
+ SetWinSize (pChild);
+ if (REGION_BROKEN (pScreen, &pChild->borderSize))
+ SetBorderSize (pChild);
+ (* MarkWindow)(pChild);
+ if (pChild->firstChild) {
+ pChild = pChild->firstChild;
+ continue;
+ }
+ }
+ while (!pChild->nextSib && (pChild != pWin))
+ pChild = pChild->parent;
+ if (pChild == pWin)
+ break;
+ pChild = pChild->nextSib;
+ }
+ anyMarked = TRUE;
+ pFirst = pFirst->nextSib;
+ }
+ if (anyMarked)
+ (* MarkWindow)(pWin->parent);
+ result = anyMarked;
+ }
+ NORMAL_ROOT(pWin);
+ SCREEN_WRAP(pScreen, MarkOverlappedWindows);
+ RL_DEBUG_MSG("MARKOVERLAPPEDWINDOWS end\n");
+
+ return result;
+}
+
+static void expose_1 (WindowPtr pWin) {
+ WindowPtr pChild;
+
+ if (!pWin->realized)
+ return;
+
+ miPaintWindow(pWin, &pWin->borderClip, PW_BACKGROUND);
+
+ /* FIXME: comments in windowstr.h indicate that borderClip doesn't
+ include subwindow visibility. But I'm not so sure.. so we may
+ be exposing too much.. */
+
+ miSendExposures (pWin, &pWin->borderClip,
+ pWin->drawable.x, pWin->drawable.y);
+
+ for (pChild = pWin->firstChild; pChild != NULL; pChild = pChild->nextSib)
+ expose_1 (pChild);
+}
+
+void
+RootlessScreenExpose (ScreenPtr pScreen)
+{
+ expose_1 (WindowTable[pScreen->myNum]);
+}
+
+
+ColormapPtr
+RootlessGetColormap (ScreenPtr pScreen)
+{
+ RootlessScreenRec *s = SCREENREC (pScreen);
+
+ return s->colormap;
+}
+
+static void
+RootlessInstallColormap (ColormapPtr pMap)
+{
+ ScreenPtr pScreen = pMap->pScreen;
+ RootlessScreenRec *s = SCREENREC (pScreen);
+
+ SCREEN_UNWRAP(pScreen, InstallColormap);
+
+ if (s->colormap != pMap) {
+ s->colormap = pMap;
+ s->colormap_changed = TRUE;
+ RootlessQueueRedisplay (pScreen);
+ }
+
+ pScreen->InstallColormap (pMap);
+
+ SCREEN_WRAP (pScreen, InstallColormap);
+}
+
+static void
+RootlessUninstallColormap (ColormapPtr pMap)
+{
+ ScreenPtr pScreen = pMap->pScreen;
+ RootlessScreenRec *s = SCREENREC (pScreen);
+
+ SCREEN_UNWRAP(pScreen, UninstallColormap);
+
+ if (s->colormap == pMap)
+ s->colormap = NULL;
+
+ pScreen->UninstallColormap (pMap);
+
+ SCREEN_WRAP(pScreen, UninstallColormap);
+}
+
+static void
+RootlessStoreColors (ColormapPtr pMap, int ndef, xColorItem *pdef)
+{
+ ScreenPtr pScreen = pMap->pScreen;
+ RootlessScreenRec *s = SCREENREC (pScreen);
+
+ SCREEN_UNWRAP(pScreen, StoreColors);
+
+ if (s->colormap == pMap && ndef > 0) {
+ s->colormap_changed = TRUE;
+ RootlessQueueRedisplay (pScreen);
+ }
+
+ pScreen->StoreColors (pMap, ndef, pdef);
+
+ SCREEN_WRAP(pScreen, StoreColors);
+}
+
+
+static CARD32
+RootlessRedisplayCallback(OsTimerPtr timer, CARD32 time, void *arg)
+{
+ RootlessScreenRec *screenRec = arg;
+
+ if (!screenRec->redisplay_queued) {
+ /* No update needed. Stop the timer. */
+
+ screenRec->redisplay_timer_set = FALSE;
+ return 0;
+ }
+
+ screenRec->redisplay_queued = FALSE;
+
+ /* Mark that we should redisplay before waiting for I/O next time */
+ screenRec->redisplay_expired = TRUE;
+
+ /* Reinstall the timer immediately, so we get as close to our
+ redisplay interval as possible. */
+
+ return ROOTLESS_REDISPLAY_DELAY;
+}
+
+
+/*
+ * RootlessQueueRedisplay
+ * Queue a redisplay after a timer delay to ensure we do not redisplay
+ * too frequently.
+ */
+void
+RootlessQueueRedisplay(ScreenPtr pScreen)
+{
+ RootlessScreenRec *screenRec = SCREENREC(pScreen);
+
+ screenRec->redisplay_queued = TRUE;
+
+ if (screenRec->redisplay_timer_set)
+ return;
+
+ screenRec->redisplay_timer = TimerSet(screenRec->redisplay_timer,
+ 0, ROOTLESS_REDISPLAY_DELAY,
+ RootlessRedisplayCallback,
+ screenRec);
+ screenRec->redisplay_timer_set = TRUE;
+}
+
+
+/*
+ * RootlessBlockHandler
+ * If the redisplay timer has expired, flush drawing before blocking
+ * on select().
+ */
+static void
+RootlessBlockHandler(pointer pbdata, OSTimePtr pTimeout, pointer pReadmask)
+{
+ ScreenPtr pScreen = pbdata;
+ RootlessScreenRec *screenRec = SCREENREC(pScreen);
+
+ if (screenRec->redisplay_expired) {
+ screenRec->redisplay_expired = FALSE;
+
+ RootlessRedisplayScreen(pScreen);
+ }
+}
+
+
+static void
+RootlessWakeupHandler(pointer data, int i, pointer LastSelectMask)
+{
+ // nothing here
+}
+
+
+static Bool
+RootlessAllocatePrivates(ScreenPtr pScreen)
+{
+ RootlessScreenRec *s;
+
+ // no allocation needed for screen privates
+ if (!dixRequestPrivate(rootlessGCPrivateKey, sizeof(RootlessGCRec)))
+ return FALSE;
+
+ s = malloc(sizeof(RootlessScreenRec));
+ if (! s) return FALSE;
+ SETSCREENREC(pScreen, s);
+
+ s->pixmap_data = NULL;
+ s->pixmap_data_size = 0;
+
+ s->redisplay_timer = NULL;
+ s->redisplay_timer_set = FALSE;
+
+ return TRUE;
+}
+
+
+static void
+RootlessWrap(ScreenPtr pScreen)
+{
+ RootlessScreenRec *s = SCREENREC(pScreen);
+
+#define WRAP(a) \
+ if (pScreen->a) { \
+ s->a = pScreen->a; \
+ } else { \
+ RL_DEBUG_MSG("null screen fn " #a "\n"); \
+ s->a = NULL; \
+ } \
+ pScreen->a = Rootless##a
+
+ WRAP(CreateScreenResources);
+ WRAP(CloseScreen);
+ WRAP(CreateGC);
+ WRAP(CopyWindow);
+ WRAP(GetImage);
+ WRAP(SourceValidate);
+ WRAP(CreateWindow);
+ WRAP(DestroyWindow);
+ WRAP(RealizeWindow);
+ WRAP(UnrealizeWindow);
+ WRAP(MoveWindow);
+ WRAP(PositionWindow);
+ WRAP(ResizeWindow);
+ WRAP(RestackWindow);
+ WRAP(ReparentWindow);
+ WRAP(ChangeBorderWidth);
+ WRAP(MarkOverlappedWindows);
+ WRAP(ValidateTree);
+ WRAP(ChangeWindowAttributes);
+ WRAP(InstallColormap);
+ WRAP(UninstallColormap);
+ WRAP(StoreColors);
+
+ WRAP(SetShape);
+
+ {
+ // Composite and Glyphs don't use normal screen wrapping
+ PictureScreenPtr ps = GetPictureScreen(pScreen);
+ s->Composite = ps->Composite;
+ ps->Composite = RootlessComposite;
+ s->Glyphs = ps->Glyphs;
+ ps->Glyphs = RootlessGlyphs;
+ }
+
+ // WRAP(ClearToBackground); fixme put this back? useful for shaped wins?
+
+#undef WRAP
+}
+
+
+/*
+ * RootlessInit
+ * Called by the rootless implementation to initialize the rootless layer.
+ * Rootless wraps lots of stuff and needs a bunch of devPrivates.
+ */
+Bool RootlessInit(ScreenPtr pScreen, RootlessFrameProcsPtr procs)
+{
+ RootlessScreenRec *s;
+
+ if (!RootlessAllocatePrivates(pScreen))
+ return FALSE;
+
+ s = SCREENREC(pScreen);
+
+ s->imp = procs;
+ s->colormap = NULL;
+ s->redisplay_expired = FALSE;
+
+ RootlessWrap(pScreen);
+
+ if (!RegisterBlockAndWakeupHandlers(RootlessBlockHandler,
+ RootlessWakeupHandler,
+ (pointer) pScreen))
+ {
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+void RootlessUpdateRooted (Bool state) {
+ int i;
+
+ if (!state)
+ {
+ for (i = 0; i < screenInfo.numScreens; i++)
+ RootlessDisableRoot (screenInfo.screens[i]);
+ }
+ else
+ {
+ for (i = 0; i < screenInfo.numScreens; i++)
+ RootlessEnableRoot (screenInfo.screens[i]);
+ }
+}
diff --git a/xorg-server/miext/rootless/rootlessWindow.c b/xorg-server/miext/rootless/rootlessWindow.c
index e69e605c9..a78757086 100644
--- a/xorg-server/miext/rootless/rootlessWindow.c
+++ b/xorg-server/miext/rootless/rootlessWindow.c
@@ -1,1662 +1,1662 @@
-/*
- * Rootless window management
- */
-/*
- * Copyright (c) 2001 Greg Parker. All Rights Reserved.
- * Copyright (c) 2002-2004 Torrey T. Lyons. All Rights Reserved.
- * Copyright (c) 2002 Apple Computer, Inc. All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * Except as contained in this notice, the name(s) of the above copyright
- * holders shall not be used in advertising or otherwise to promote the sale,
- * use or other dealings in this Software without prior written authorization.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <stddef.h> /* For NULL */
-#include <limits.h> /* For CHAR_BIT */
-#include <assert.h>
-#include <X11/Xatom.h>
-#ifdef __APPLE__
-#include <Xplugin.h>
-#include "mi.h"
-#include "pixmapstr.h"
-#include "windowstr.h"
-//#include <X11/extensions/applewm.h>
-extern int darwinMainScreenX, darwinMainScreenY;
-extern Bool no_configure_window;
-#endif
-#include "fb.h"
-
-#include "rootlessCommon.h"
-#include "rootlessWindow.h"
-
-#ifdef _MSC_VER
-#define inline __inline
-#include "xplugin.h"
-extern int darwinMainScreenX, darwinMainScreenY;
-#endif
-
-#ifdef ROOTLESS_GLOBAL_COORDS
-#define SCREEN_TO_GLOBAL_X \
- (dixScreenOrigins[pScreen->myNum].x + rootlessGlobalOffsetX)
-#define SCREEN_TO_GLOBAL_Y \
- (dixScreenOrigins[pScreen->myNum].y + rootlessGlobalOffsetY)
-#else
-#define SCREEN_TO_GLOBAL_X 0
-#define SCREEN_TO_GLOBAL_Y 0
-#endif
-
-#define DEFINE_ATOM_HELPER(func,atom_name) \
- static Atom func (void) { \
- static unsigned int generation = 0; \
- static Atom atom; \
- if (generation != serverGeneration) { \
- generation = serverGeneration; \
- atom = MakeAtom (atom_name, strlen (atom_name), TRUE); \
- } \
- return atom; \
- }
-
-DEFINE_ATOM_HELPER (xa_native_window_id, "_NATIVE_WINDOW_ID")
-
-static Bool windows_hidden;
-// TODO - abstract xp functions
-
-#ifdef __APPLE__
-
-// XXX: identical to x_cvt_vptr_to_uint ?
-#define MAKE_WINDOW_ID(x) ((xp_window_id)((size_t)(x)))
-
-void
-RootlessNativeWindowStateChanged (WindowPtr pWin, unsigned int state)
-{
- RootlessWindowRec *winRec;
-
- if (pWin == NULL) return;
-
- winRec = WINREC (pWin);
- if (winRec == NULL) return;
-
- winRec->is_offscreen = ((state & XP_WINDOW_STATE_OFFSCREEN) != 0);
- winRec->is_obscured = ((state & XP_WINDOW_STATE_OBSCURED) != 0);
- pWin->rootlessUnhittable = winRec->is_offscreen;
-}
-
-void RootlessNativeWindowMoved (WindowPtr pWin) {
- xp_box bounds;
- int sx, sy, err;
- XID vlist[2];
- Mask mask;
- ClientPtr pClient;
- RootlessWindowRec *winRec;
-
- winRec = WINREC(pWin);
-
- if (xp_get_window_bounds (MAKE_WINDOW_ID(winRec->wid), &bounds) != Success) return;
-
- sx = dixScreenOrigins[pWin->drawable.pScreen->myNum].x + darwinMainScreenX;
- sy = dixScreenOrigins[pWin->drawable.pScreen->myNum].y + darwinMainScreenY;
-
- /* Fake up a ConfigureWindow packet to resize the window to the current bounds. */
- vlist[0] = (INT16) bounds.x1 - sx;
- vlist[1] = (INT16) bounds.y1 - sy;
- mask = CWX | CWY;
-
- /* pretend we're the owner of the window! */
- err = dixLookupClient(&pClient, pWin->drawable.id, serverClient, DixUnknownAccess);
- if(err != Success) {
- ErrorF("RootlessNativeWindowMoved(): Failed to lookup window: 0x%x\n", (unsigned int)pWin->drawable.id);
- return;
- }
-
- /* Don't want to do anything to the physical window (avoids
- notification-response feedback loops) */
-
- no_configure_window = TRUE;
- ConfigureWindow (pWin, mask, vlist, pClient);
- no_configure_window = FALSE;
-}
-
-#endif /* __APPLE__ */
-
-/*
- * RootlessCreateWindow
- * For now, don't create a physical window until either the window is
- * realized, or we really need it (e.g. to attach VRAM surfaces to).
- * Do reset the window size so it's not clipped by the root window.
- */
-Bool
-RootlessCreateWindow(WindowPtr pWin)
-{
- Bool result;
- RegionRec saveRoot;
-
- SETWINREC(pWin, NULL);
- dixSetPrivate(&pWin->devPrivates, rootlessWindowOldPixmapPrivateKey, NULL);
-
- SCREEN_UNWRAP(pWin->drawable.pScreen, CreateWindow);
-
- if (!IsRoot(pWin)) {
- /* win/border size set by DIX, not by wrapped CreateWindow, so
- correct it here. Don't HUGE_ROOT when pWin is the root! */
-
- HUGE_ROOT(pWin);
- SetWinSize(pWin);
- SetBorderSize(pWin);
- }
-
- result = pWin->drawable.pScreen->CreateWindow(pWin);
-
- if (pWin->parent) {
- NORMAL_ROOT(pWin);
- }
-
- SCREEN_WRAP(pWin->drawable.pScreen, CreateWindow);
-
- return result;
-}
-
-
-/*
- * RootlessDestroyFrame
- * Destroy the physical window associated with the given window.
- */
-static void
-RootlessDestroyFrame(WindowPtr pWin, RootlessWindowPtr winRec)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
-
- SCREENREC(pScreen)->imp->DestroyFrame(winRec->wid);
-
-#ifdef ROOTLESS_TRACK_DAMAGE
- REGION_UNINIT(pScreen, &winRec->damage);
-#endif
-
- xfree(winRec);
- SETWINREC(pWin, NULL);
-}
-
-
-/*
- * RootlessDestroyWindow
- * Destroy the physical window associated with the given window.
- */
-Bool
-RootlessDestroyWindow(WindowPtr pWin)
-{
- RootlessWindowRec *winRec = WINREC(pWin);
- Bool result;
-
- if (winRec != NULL) {
- RootlessDestroyFrame(pWin, winRec);
- }
-
- SCREEN_UNWRAP(pWin->drawable.pScreen, DestroyWindow);
- result = pWin->drawable.pScreen->DestroyWindow(pWin);
- SCREEN_WRAP(pWin->drawable.pScreen, DestroyWindow);
-
- return result;
-}
-
-
-
-static Bool
-RootlessGetShape(WindowPtr pWin, RegionPtr pShape)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
-
- /*
- * Avoid a warning.
- * REGION_NULL and the other macros don't actually seem to use pScreen.
- */
- (void)pScreen;
-
- if (wBoundingShape(pWin) == NULL)
- return FALSE;
-
- /* wBoundingShape is relative to *inner* origin of window.
- Translate by borderWidth to get the outside-relative position. */
-
- REGION_NULL(pScreen, pShape);
- REGION_COPY(pScreen, pShape, wBoundingShape(pWin));
- REGION_TRANSLATE(pScreen, pShape, pWin->borderWidth, pWin->borderWidth);
-
- return TRUE;
-}
-
-
-/*
- * RootlessReshapeFrame
- * Set the frame shape.
- */
-static void RootlessReshapeFrame(WindowPtr pWin)
-{
- RootlessWindowRec *winRec = WINREC(pWin);
- ScreenPtr pScreen = pWin->drawable.pScreen;
- RegionRec newShape;
- RegionPtr pShape;
-
- // If the window is not yet framed, do nothing
- if (winRec == NULL)
- return;
-
- if (IsRoot(pWin))
- return;
-
- RootlessStopDrawing(pWin, FALSE);
-
- pShape = RootlessGetShape(pWin, &newShape) ? &newShape : NULL;
-
-#ifdef ROOTLESSDEBUG
- RL_DEBUG_MSG("reshaping...");
- if (pShape != NULL) {
- RL_DEBUG_MSG("numrects %d, extents %d %d %d %d ",
- REGION_NUM_RECTS(&newShape),
- newShape.extents.x1, newShape.extents.y1,
- newShape.extents.x2, newShape.extents.y2);
- } else {
- RL_DEBUG_MSG("no shape ");
- }
-#endif
-
- SCREENREC(pScreen)->imp->ReshapeFrame(winRec->wid, pShape);
-
- if (pShape != NULL)
- REGION_UNINIT(pScreen, &newShape);
-}
-
-
-/*
- * RootlessSetShape
- * Shape is usually set before a window is mapped and the window will
- * not have a frame associated with it. In this case, the frame will be
- * shaped when the window is framed.
- */
-void
-RootlessSetShape(WindowPtr pWin)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
-
- SCREEN_UNWRAP(pScreen, SetShape);
- pScreen->SetShape(pWin);
- SCREEN_WRAP(pScreen, SetShape);
-
- RootlessReshapeFrame(pWin);
-}
-
-
-
-/* Disallow ParentRelative background on top-level windows
- because the root window doesn't really have the right background.
- */
-Bool
-RootlessChangeWindowAttributes(WindowPtr pWin, unsigned long vmask)
-{
- Bool result;
- ScreenPtr pScreen = pWin->drawable.pScreen;
-
- RL_DEBUG_MSG("change window attributes start ");
-
- SCREEN_UNWRAP(pScreen, ChangeWindowAttributes);
- result = pScreen->ChangeWindowAttributes(pWin, vmask);
- SCREEN_WRAP(pScreen, ChangeWindowAttributes);
-
- if (WINREC(pWin)) {
- // disallow ParentRelative background state
- if (pWin->backgroundState == ParentRelative) {
- XID pixel = 0;
- ChangeWindowAttributes(pWin, CWBackPixel, &pixel, serverClient);
- }
- }
-
- RL_DEBUG_MSG("change window attributes end\n");
- return result;
-}
-
-
-/*
- * RootlessPositionWindow
- * This is a hook for when DIX moves or resizes a window.
- * Update the frame position now although the physical window is moved
- * in RootlessMoveWindow. (x, y) are *inside* position. After this,
- * mi and fb are expecting the pixmap to be at the new location.
- */
-Bool
-RootlessPositionWindow(WindowPtr pWin, int x, int y)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- RootlessWindowRec *winRec = WINREC(pWin);
- Bool result;
-
- RL_DEBUG_MSG("positionwindow start (win 0x%x @ %i, %i)\n", pWin, x, y);
-
- if (winRec) {
- if (winRec->is_drawing) {
- // Reset frame's pixmap and move it to the new position.
- int bw = wBorderWidth(pWin);
-
- winRec->pixmap->devPrivate.ptr = winRec->pixelData;
- SetPixmapBaseToScreen(winRec->pixmap, x - bw, y - bw);
-
-#ifdef ROOTLESS_TRACK_DAMAGE
- // Move damaged region to correspond to new window position
- if (REGION_NOTEMPTY(pScreen, &winRec->damage)) {
- REGION_TRANSLATE(pScreen, &winRec->damage,
- x - bw - winRec->x,
- y - bw - winRec->y);
- }
-#endif
- }
- }
-
- SCREEN_UNWRAP(pScreen, PositionWindow);
- result = pScreen->PositionWindow(pWin, x, y);
- SCREEN_WRAP(pScreen, PositionWindow);
-
- RL_DEBUG_MSG("positionwindow end\n");
- return result;
-}
-
-
-/*
- * RootlessInitializeFrame
- * Initialize some basic attributes of the frame. Note that winRec
- * may already have valid data in it, so don't overwrite anything
- * valuable.
- */
-static void
-RootlessInitializeFrame(WindowPtr pWin, RootlessWindowRec *winRec)
-{
- DrawablePtr d = &pWin->drawable;
- int bw = wBorderWidth(pWin);
-
- winRec->win = pWin;
-
- winRec->x = d->x - bw;
- winRec->y = d->y - bw;
- winRec->width = d->width + 2*bw;
- winRec->height = d->height + 2*bw;
- winRec->borderWidth = bw;
-
-#ifdef ROOTLESS_TRACK_DAMAGE
- REGION_NULL(pScreen, &winRec->damage);
-#endif
-}
-
-/*
- * RootlessEnsureFrame
- * Make sure the given window is framed. If the window doesn't have a
- * physical window associated with it, attempt to create one. If that
- * is unsuccessful, return NULL.
- */
-static RootlessWindowRec *
-RootlessEnsureFrame(WindowPtr pWin)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- RootlessWindowRec *winRec;
- RegionRec shape;
- RegionPtr pShape = NULL;
-
- if (WINREC(pWin) != NULL)
- return WINREC(pWin);
-
- if (!IsTopLevel(pWin) && !IsRoot(pWin))
- return NULL;
-
- if (pWin->drawable.class != InputOutput)
- return NULL;
-
- winRec = xalloc(sizeof(RootlessWindowRec));
-
- if (!winRec)
- return NULL;
-
- RootlessInitializeFrame(pWin, winRec);
-
- winRec->is_drawing = FALSE;
- winRec->is_reorder_pending = FALSE;
- winRec->pixmap = NULL;
- winRec->wid = NULL;
- winRec->level = 0;
-
- SETWINREC(pWin, winRec);
-
- // Set the frame's shape if the window is shaped
- if (RootlessGetShape(pWin, &shape))
- pShape = &shape;
-
- RL_DEBUG_MSG("creating frame ");
-
- if (!SCREENREC(pScreen)->imp->CreateFrame(winRec, pScreen,
- winRec->x + SCREEN_TO_GLOBAL_X,
- winRec->y + SCREEN_TO_GLOBAL_Y,
- pShape))
- {
- RL_DEBUG_MSG("implementation failed to create frame!\n");
- xfree(winRec);
- SETWINREC(pWin, NULL);
- return NULL;
- }
-
- if (pWin->drawable.depth == 8)
- RootlessFlushWindowColormap(pWin);
-
- if (pShape != NULL)
- REGION_UNINIT(pScreen, &shape);
-
- return winRec;
-}
-
-
-/*
- * RootlessRealizeWindow
- * The frame is usually created here and not in CreateWindow so that
- * windows do not eat memory until they are realized.
- */
-Bool
-RootlessRealizeWindow(WindowPtr pWin)
-{
- Bool result;
- RegionRec saveRoot;
- ScreenPtr pScreen = pWin->drawable.pScreen;
-
- RL_DEBUG_MSG("realizewindow start (win 0x%x) ", pWin);
-
- if ((IsTopLevel(pWin) && pWin->drawable.class == InputOutput)) {
- RootlessWindowRec *winRec;
-
- winRec = RootlessEnsureFrame(pWin);
- if (winRec == NULL)
- return FALSE;
-
- winRec->is_reorder_pending = TRUE;
-
- RL_DEBUG_MSG("Top level window ");
-
- // Disallow ParentRelative background state on top-level windows.
- // This might have been set before the window was mapped.
- if (pWin->backgroundState == ParentRelative) {
- XID pixel = 0;
- ChangeWindowAttributes(pWin, CWBackPixel, &pixel, serverClient);
- }
- }
-
- if (!IsRoot(pWin)) HUGE_ROOT(pWin);
- SCREEN_UNWRAP(pScreen, RealizeWindow);
- result = pScreen->RealizeWindow(pWin);
- SCREEN_WRAP(pScreen, RealizeWindow);
- if (!IsRoot(pWin)) NORMAL_ROOT(pWin);
-
- RL_DEBUG_MSG("realizewindow end\n");
- return result;
-}
-
-
-/*
- * RootlessFrameForWindow
- * Returns the frame ID for the physical window displaying the given window.
- * If CREATE is true and the window has no frame, attempt to create one.
- */
-RootlessFrameID
-RootlessFrameForWindow(WindowPtr pWin, Bool create)
-{
- WindowPtr pTopWin;
- RootlessWindowRec *winRec;
-
- pTopWin = TopLevelParent(pWin);
- if (pTopWin == NULL)
- return NULL;
-
- winRec = WINREC(pTopWin);
-
- if (winRec == NULL && create && pWin->drawable.class == InputOutput) {
- winRec = RootlessEnsureFrame(pTopWin);
- }
-
- if (winRec == NULL)
- return NULL;
-
- return winRec->wid;
-}
-
-
-/*
- * RootlessUnrealizeWindow
- * Unmap the physical window.
- */
-Bool
-RootlessUnrealizeWindow(WindowPtr pWin)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- RootlessWindowRec *winRec = WINREC(pWin);
- Bool result;
-
- RL_DEBUG_MSG("unrealizewindow start ");
-
- if (winRec) {
- RootlessStopDrawing(pWin, FALSE);
-
- SCREENREC(pScreen)->imp->UnmapFrame(winRec->wid);
-
- winRec->is_reorder_pending = FALSE;
- }
-
- SCREEN_UNWRAP(pScreen, UnrealizeWindow);
- result = pScreen->UnrealizeWindow(pWin);
- SCREEN_WRAP(pScreen, UnrealizeWindow);
-
- RL_DEBUG_MSG("unrealizewindow end\n");
- return result;
-}
-
-
-/*
- * RootlessReorderWindow
- * Reorder the frame associated with the given window so that it's
- * physically above the window below it in the X stacking order.
- */
-void
-RootlessReorderWindow(WindowPtr pWin)
-{
- RootlessWindowRec *winRec = WINREC(pWin);
-
- if (pWin->realized && winRec != NULL && !winRec->is_reorder_pending && !windows_hidden) {
- WindowPtr newPrevW;
- RootlessWindowRec *newPrev;
- RootlessFrameID newPrevID;
- ScreenPtr pScreen = pWin->drawable.pScreen;
-
- /* Check if the implementation wants the frame to not be reordered
- even though the X11 window is restacked. This can be useful if
- frames are ordered-in with animation so that the reordering is not
- done until the animation is complete. */
- if (SCREENREC(pScreen)->imp->DoReorderWindow) {
- if (!SCREENREC(pScreen)->imp->DoReorderWindow(winRec))
- return;
- }
-
- RootlessStopDrawing(pWin, FALSE);
-
- /* Find the next window above this one that has a mapped frame. */
-
- newPrevW = pWin->prevSib;
- while (newPrevW && (WINREC(newPrevW) == NULL || !newPrevW->realized))
- newPrevW = newPrevW->prevSib;
-
- newPrev = newPrevW != NULL ? WINREC(newPrevW) : NULL;
- newPrevID = newPrev != NULL ? newPrev->wid : 0;
-
- /* If it exists, reorder the frame above us first. */
-
- if (newPrev && newPrev->is_reorder_pending) {
- newPrev->is_reorder_pending = FALSE;
- RootlessReorderWindow(newPrevW);
- }
-
- SCREENREC(pScreen)->imp->RestackFrame(winRec->wid, newPrevID);
- }
-}
-
-
-/*
- * RootlessRestackWindow
- * This is a hook for when DIX changes the window stacking order.
- * The window has already been inserted into its new position in the
- * DIX window stack. We need to change the order of the physical
- * window to match.
- */
-void
-RootlessRestackWindow(WindowPtr pWin, WindowPtr pOldNextSib)
-{
- RegionRec saveRoot;
- RootlessWindowRec *winRec = WINREC(pWin);
- ScreenPtr pScreen = pWin->drawable.pScreen;
-
- RL_DEBUG_MSG("restackwindow start ");
- if (winRec)
- RL_DEBUG_MSG("restack top level \n");
-
- HUGE_ROOT(pWin);
- SCREEN_UNWRAP(pScreen, RestackWindow);
-
- if (pScreen->RestackWindow)
- pScreen->RestackWindow(pWin, pOldNextSib);
-
- SCREEN_WRAP(pScreen, RestackWindow);
- NORMAL_ROOT(pWin);
-
- if (winRec && pWin->viewable) {
- RootlessReorderWindow(pWin);
- }
-
- RL_DEBUG_MSG("restackwindow end\n");
-}
-
-/*
- * Specialized window copy procedures
- */
-
-// Globals needed during window resize and move.
-static pointer gResizeDeathBits = NULL;
-static int gResizeDeathCount = 0;
-static PixmapPtr gResizeDeathPix[2] = {NULL, NULL};
-static BoxRec gResizeDeathBounds[2];
-static CopyWindowProcPtr gResizeOldCopyWindowProc = NULL;
-
-/*
- * RootlessNoCopyWindow
- * CopyWindow() that doesn't do anything. For MoveWindow() of
- * top-level windows.
- */
-static void
-RootlessNoCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg,
- RegionPtr prgnSrc)
-{
- // some code expects the region to be translated
- int dx = ptOldOrg.x - pWin->drawable.x;
- int dy = ptOldOrg.y - pWin->drawable.y;
-
- RL_DEBUG_MSG("ROOTLESSNOCOPYWINDOW ");
-
- REGION_TRANSLATE(pWin->drawable.pScreen, prgnSrc, -dx, -dy);
-}
-
-
-/*
- * RootlessResizeCopyWindow
- * CopyWindow used during ResizeWindow for gravity moves. Based on
- * fbCopyWindow. The original always draws on the root pixmap, which
- * we don't have. Instead, draw on the parent window's pixmap.
- * Resize version: the old location's pixels are in gResizeCopyWindowSource.
- */
-static void
-RootlessResizeCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg,
- RegionPtr prgnSrc)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- RegionRec rgnDst;
- int dx, dy;
-
- RL_DEBUG_MSG("resizecopywindowFB start (win 0x%x) ", pWin);
-
- /* Don't unwrap pScreen->CopyWindow.
- The bogus rewrap with RootlessCopyWindow causes a crash if
- CopyWindow is called again during the same resize. */
-
- if (gResizeDeathCount == 0)
- return;
-
- RootlessStartDrawing(pWin);
-
- dx = ptOldOrg.x - pWin->drawable.x;
- dy = ptOldOrg.y - pWin->drawable.y;
- REGION_TRANSLATE(pScreen, prgnSrc, -dx, -dy);
- REGION_NULL(pScreen, &rgnDst);
- REGION_INTERSECT(pScreen, &rgnDst, &pWin->borderClip, prgnSrc);
-
- if (gResizeDeathCount == 1) {
- /* Simple case, we only have a single source pixmap. */
-
- fbCopyRegion(&gResizeDeathPix[0]->drawable,
- &pScreen->GetWindowPixmap(pWin)->drawable, 0,
- &rgnDst, dx, dy, fbCopyWindowProc, 0, 0);
- }
- else {
- int i;
- RegionRec clip, clipped;
-
- /* More complex case, N source pixmaps (usually two). So we
- intersect the destination with each source and copy those bits. */
-
- for (i = 0; i < gResizeDeathCount; i++) {
- REGION_INIT(pScreen, &clip, gResizeDeathBounds + 0, 1);
- REGION_NULL(pScreen, &clipped);
- REGION_INTERSECT(pScreen, &rgnDst, &clip, &clipped);
-
- fbCopyRegion(&gResizeDeathPix[i]->drawable,
- &pScreen->GetWindowPixmap(pWin)->drawable, 0,
- &clipped, dx, dy, fbCopyWindowProc, 0, 0);
-
- REGION_UNINIT(pScreen, &clipped);
- REGION_UNINIT(pScreen, &clip);
- }
- }
-
- /* Don't update - resize will update everything */
- REGION_UNINIT(pScreen, &rgnDst);
-
- fbValidateDrawable(&pWin->drawable);
-
- RL_DEBUG_MSG("resizecopywindowFB end\n");
-}
-
-
-/*
- * RootlessCopyWindow
- * Update *new* location of window. Old location is redrawn with
- * miPaintWindow. Cloned from fbCopyWindow.
- * The original always draws on the root pixmap, which we don't have.
- * Instead, draw on the parent window's pixmap.
- */
-void
-RootlessCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- RegionRec rgnDst;
- int dx, dy;
- BoxPtr extents;
- int area;
-
- RL_DEBUG_MSG("copywindowFB start (win 0x%x) ", pWin);
-
- SCREEN_UNWRAP(pScreen, CopyWindow);
-
- dx = ptOldOrg.x - pWin->drawable.x;
- dy = ptOldOrg.y - pWin->drawable.y;
- REGION_TRANSLATE(pScreen, prgnSrc, -dx, -dy);
-
- REGION_NULL(pScreen, &rgnDst);
- REGION_INTERSECT(pScreen, &rgnDst, &pWin->borderClip, prgnSrc);
-
- extents = REGION_EXTENTS(pScreen, &rgnDst);
- area = (extents->x2 - extents->x1) * (extents->y2 - extents->y1);
-
- /* If the area exceeds threshold, use the implementation's
- accelerated version. */
- if (area > rootless_CopyWindow_threshold &&
- SCREENREC(pScreen)->imp->CopyWindow)
- {
- RootlessWindowRec *winRec;
- WindowPtr top;
-
- top = TopLevelParent(pWin);
- if (top == NULL) {
- RL_DEBUG_MSG("no parent\n");
- goto out;
- }
-
- winRec = WINREC(top);
- if (winRec == NULL) {
- RL_DEBUG_MSG("not framed\n");
- goto out;
- }
-
- /* Move region to window local coords */
- REGION_TRANSLATE(pScreen, &rgnDst, -winRec->x, -winRec->y);
-
- RootlessStopDrawing(pWin, FALSE);
-
- SCREENREC(pScreen)->imp->CopyWindow(winRec->wid,
- REGION_NUM_RECTS(&rgnDst),
- REGION_RECTS(&rgnDst),
- dx, dy);
- }
- else {
- RootlessStartDrawing(pWin);
-
- fbCopyRegion((DrawablePtr) pWin, (DrawablePtr) pWin,
- 0, &rgnDst, dx, dy, fbCopyWindowProc, 0, 0);
-
- /* prgnSrc has been translated to dst position */
- RootlessDamageRegion(pWin, prgnSrc);
- }
-
-out:
- REGION_UNINIT(pScreen, &rgnDst);
- fbValidateDrawable(&pWin->drawable);
-
- SCREEN_WRAP(pScreen, CopyWindow);
-
- RL_DEBUG_MSG("copywindowFB end\n");
-}
-
-
-/*
- * Window resize procedures
- */
-
-enum {
- WIDTH_SMALLER = 1,
- HEIGHT_SMALLER = 2,
-};
-
-
-/*
- * ResizeWeighting
- * Choose gravity to avoid local copies. Do that by looking for
- * a corner that doesn't move _relative to the screen_.
- */
-static inline unsigned int
-ResizeWeighting(int oldX1, int oldY1, int oldX2, int oldY2, int oldBW,
- int newX1, int newY1, int newX2, int newY2, int newBW)
-{
-#ifdef ROOTLESS_RESIZE_GRAVITY
- if (newBW != oldBW)
- return RL_GRAVITY_NONE;
-
- if (newX1 == oldX1 && newY1 == oldY1)
- return RL_GRAVITY_NORTH_WEST;
- else if (newX1 == oldX1 && newY2 == oldY2)
- return RL_GRAVITY_SOUTH_WEST;
- else if (newX2 == oldX2 && newY2 == oldY2)
- return RL_GRAVITY_SOUTH_EAST;
- else if (newX2 == oldX2 && newY1 == oldY1)
- return RL_GRAVITY_NORTH_EAST;
- else
- return RL_GRAVITY_NONE;
-#else
- return RL_GRAVITY_NONE;
-#endif
-}
-
-
-/*
- * StartFrameResize
- * Prepare to resize a top-level window. The old window's pixels are
- * saved and the implementation is told to change the window size.
- * (x,y,w,h) is outer frame of window (outside border)
- */
-static Bool
-StartFrameResize(WindowPtr pWin, Bool gravity,
- int oldX, int oldY, int oldW, int oldH, int oldBW,
- int newX, int newY, int newW, int newH, int newBW)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- RootlessWindowRec *winRec = WINREC(pWin);
- Bool need_window_source = FALSE, resize_after = FALSE;
-
- BoxRec rect;
- int oldX2, newX2;
- int oldY2, newY2;
- unsigned int weight;
-
- oldX2 = oldX + oldW, newX2 = newX + newW;
- oldY2 = oldY + oldH, newY2 = newY + newH;
-
- /* Decide which resize weighting to use */
- weight = ResizeWeighting(oldX, oldY, oldW, oldH, oldBW,
- newX, newY, newW, newH, newBW);
-
- /* Compute intersection between old and new rects */
- rect.x1 = max(oldX, newX);
- rect.y1 = max(oldY, newY);
- rect.x2 = min(oldX2, newX2);
- rect.y2 = min(oldY2, newY2);
-
- RL_DEBUG_MSG("RESIZE TOPLEVEL WINDOW with gravity %i ", gravity);
- RL_DEBUG_MSG("%d %d %d %d %d %d %d %d %d %d\n",
- oldX, oldY, oldW, oldH, oldBW,
- newX, newY, newW, newH, newBW);
-
- RootlessRedisplay(pWin);
-
- /* If gravity is true, then we need to have a way of recovering all
- the original bits in the window for when X rearranges the contents
- based on the various gravity settings. The obvious way is to just
- snapshot the entire backing store before resizing it, but that
- it slow on large windows.
-
- So the optimization here is to use the implementation's resize
- weighting options (if available) to allow us to reason about what
- is left in the backing store after the resize. We can then only
- copy what won't be there after the resize, and do a two-stage copy
- operation.
-
- Most of these optimizations are only applied when the top-left
- corner of the window is fixed, since that's the common case. They
- could probably be extended with some thought. */
-
- gResizeDeathCount = 0;
-
- if (gravity && weight == RL_GRAVITY_NORTH_WEST) {
- unsigned int code = 0;
-
- /* Top left corner is anchored. We never need to copy the
- entire window. */
-
- need_window_source = TRUE;
-
- /* These comparisons were chosen to avoid setting bits when the sizes
- are the same. (So the fastest case automatically gets taken when
- dimensions are unchanging.) */
-
- if (newW < oldW)
- code |= WIDTH_SMALLER;
- if (newH < oldH)
- code |= HEIGHT_SMALLER;
-
- if (((code ^ (code >> 1)) & 1) == 0) {
- /* Both dimensions are either getting larger, or both
- are getting smaller. No need to copy anything. */
-
- if (code == (WIDTH_SMALLER | HEIGHT_SMALLER)) {
- /* Since the window is getting smaller, we can do gravity
- repair on it with it's current size, then resize it
- afterwards. */
-
- resize_after = TRUE;
- }
-
- gResizeDeathCount = 1;
- }
- else {
- unsigned int copy_rowbytes, Bpp;
- unsigned int copy_rect_width, copy_rect_height;
- BoxRec copy_rect;
-
- /* We can get away with a partial copy. 'rect' is the
- intersection between old and new bounds, so copy
- everything to the right of or below the intersection. */
-
- RootlessStartDrawing(pWin);
-
- if (code == WIDTH_SMALLER) {
- copy_rect.x1 = rect.x2;
- copy_rect.y1 = rect.y1;
- copy_rect.x2 = oldX2;
- copy_rect.y2 = oldY2;
- }
- else if (code == HEIGHT_SMALLER) {
- copy_rect.x1 = rect.x1;
- copy_rect.y1 = rect.y2;
- copy_rect.x2 = oldX2;
- copy_rect.y2 = oldY2;
- }
- else
- OsAbort();
-
- Bpp = winRec->win->drawable.bitsPerPixel / 8;
- copy_rect_width = copy_rect.x2 - copy_rect.x1;
- copy_rect_height = copy_rect.y2 - copy_rect.y1;
- copy_rowbytes = ((copy_rect_width * Bpp) + 31) & ~31;
- gResizeDeathBits = xalloc(copy_rowbytes
- * copy_rect_height);
-
- if (copy_rect_width * copy_rect_height >
- rootless_CopyBytes_threshold &&
- SCREENREC(pScreen)->imp->CopyBytes)
- {
- SCREENREC(pScreen)->imp->CopyBytes(
- copy_rect_width * Bpp, copy_rect_height,
- ((char *) winRec->pixelData)
- + ((copy_rect.y1 - oldY) * winRec->bytesPerRow)
- + (copy_rect.x1 - oldX) * Bpp, winRec->bytesPerRow,
- gResizeDeathBits, copy_rowbytes);
- } else {
- fbBlt((FbBits *) (winRec->pixelData
- + ((copy_rect.y1 - oldY) * winRec->bytesPerRow)
- + (copy_rect.x1 - oldX) * Bpp),
- winRec->bytesPerRow / sizeof(FbBits), 0,
- (FbBits *) gResizeDeathBits,
- copy_rowbytes / sizeof(FbBits), 0,
- copy_rect_width * Bpp, copy_rect_height,
- GXcopy, FB_ALLONES, Bpp, 0, 0);
- }
-
- gResizeDeathBounds[1] = copy_rect;
- gResizeDeathPix[1]
- = GetScratchPixmapHeader(pScreen, copy_rect_width,
- copy_rect_height,
- winRec->win->drawable.depth,
- winRec->win->drawable.bitsPerPixel,
- winRec->bytesPerRow,
- (void *) gResizeDeathBits);
-
- SetPixmapBaseToScreen(gResizeDeathPix[1],
- copy_rect.x1, copy_rect.y1);
-
- gResizeDeathCount = 2;
- }
- }
- else if (gravity) {
- /* The general case. Just copy everything. */
-
- RootlessStartDrawing(pWin);
-
- gResizeDeathBits = xalloc(winRec->bytesPerRow * winRec->height);
-
- memcpy(gResizeDeathBits, winRec->pixelData,
- winRec->bytesPerRow * winRec->height);
-
- gResizeDeathBounds[0] = (BoxRec) {oldX, oldY, oldX2, oldY2};
- gResizeDeathPix[0]
- = GetScratchPixmapHeader(pScreen, winRec->width,
- winRec->height,
- winRec->win->drawable.depth,
- winRec->win->drawable.bitsPerPixel,
- winRec->bytesPerRow,
- (void *) gResizeDeathBits);
-
- SetPixmapBaseToScreen(gResizeDeathPix[0], oldX, oldY);
- gResizeDeathCount = 1;
- }
-
- RootlessStopDrawing(pWin, FALSE);
-
- winRec->x = newX;
- winRec->y = newY;
- winRec->width = newW;
- winRec->height = newH;
- winRec->borderWidth = newBW;
-
- /* Unless both dimensions are getting smaller, Resize the frame
- before doing gravity repair */
-
- if (!resize_after) {
- SCREENREC(pScreen)->imp->ResizeFrame(winRec->wid, pScreen,
- newX + SCREEN_TO_GLOBAL_X,
- newY + SCREEN_TO_GLOBAL_Y,
- newW, newH, weight);
- }
-
- RootlessStartDrawing(pWin);
-
- /* If necessary, create a source pixmap pointing at the current
- window bits. */
-
- if (need_window_source) {
- gResizeDeathBounds[0] = (BoxRec) {oldX, oldY, oldX2, oldY2};
- gResizeDeathPix[0]
- = GetScratchPixmapHeader(pScreen, oldW, oldH,
- winRec->win->drawable.depth,
- winRec->win->drawable.bitsPerPixel,
- winRec->bytesPerRow, winRec->pixelData);
-
- SetPixmapBaseToScreen(gResizeDeathPix[0], oldX, oldY);
- }
-
- /* Use custom CopyWindow when moving gravity bits around
- ResizeWindow assumes the old window contents are in the same
- pixmap, but here they're in deathPix instead. */
-
- if (gravity) {
- gResizeOldCopyWindowProc = pScreen->CopyWindow;
- pScreen->CopyWindow = RootlessResizeCopyWindow;
- }
-
- /* If we can't rely on the window server preserving the bits we
- need in the position we need, copy the pixels in the
- intersection from src to dst. ResizeWindow assumes these pixels
- are already present when making gravity adjustments. pWin
- currently has new-sized pixmap but is in old position.
-
- FIXME: border width change! (?) */
-
- if (gravity && weight == RL_GRAVITY_NONE) {
- PixmapPtr src, dst;
-
- assert(gResizeDeathCount == 1);
-
- src = gResizeDeathPix[0];
- dst = pScreen->GetWindowPixmap(pWin);
-
- RL_DEBUG_MSG("Resize copy rect %d %d %d %d\n",
- rect.x1, rect.y1, rect.x2, rect.y2);
-
- /* rect is the intersection of the old location and new location */
- if (BOX_NOT_EMPTY(rect) && src != NULL && dst != NULL) {
- /* The window drawable still has the old frame position, which
- means that DST doesn't actually point at the origin of our
- physical backing store when adjusted by the drawable.x,y
- position. So sneakily adjust it temporarily while copying.. */
-
- ((PixmapPtr) dst)->devPrivate.ptr = winRec->pixelData;
- SetPixmapBaseToScreen(dst, newX, newY);
-
- fbCopyWindowProc(&src->drawable, &dst->drawable, NULL,
- &rect, 1, 0, 0, FALSE, FALSE, 0, 0);
-
- ((PixmapPtr) dst)->devPrivate.ptr = winRec->pixelData;
- SetPixmapBaseToScreen(dst, oldX, oldY);
- }
- }
-
- return resize_after;
-}
-
-
-static void
-FinishFrameResize(WindowPtr pWin, Bool gravity, int oldX, int oldY,
- unsigned int oldW, unsigned int oldH, unsigned int oldBW,
- int newX, int newY, unsigned int newW, unsigned int newH,
- unsigned int newBW, Bool resize_now)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- RootlessWindowRec *winRec = WINREC(pWin);
- int i;
-
- RootlessStopDrawing(pWin, FALSE);
-
- if (resize_now) {
- unsigned int weight;
-
- /* We didn't resize anything earlier, so do it now, now that
- we've finished gravitating the bits. */
-
- weight = ResizeWeighting(oldX, oldY, oldW, oldH, oldBW,
- newX, newY, newW, newH, newBW);
-
- SCREENREC(pScreen)->imp->ResizeFrame(winRec->wid, pScreen,
- newX + SCREEN_TO_GLOBAL_X,
- newY + SCREEN_TO_GLOBAL_Y,
- newW, newH, weight);
- }
-
- /* Redraw everything. FIXME: there must be times when we don't need
- to do this. Perhaps when top-left weighting and no gravity? */
-
- RootlessDamageRect(pWin, -newBW, -newBW, newW, newH);
-
- for (i = 0; i < 2; i++) {
- if (gResizeDeathPix[i] != NULL) {
- FreeScratchPixmapHeader(gResizeDeathPix[i]);
- gResizeDeathPix[i] = NULL;
- }
- }
-
- if (gResizeDeathBits != NULL) {
- xfree(gResizeDeathBits);
- gResizeDeathBits = NULL;
- }
-
- if (gravity) {
- pScreen->CopyWindow = gResizeOldCopyWindowProc;
- }
-}
-
-
-/*
- * RootlessMoveWindow
- * If kind==VTOther, window border is resizing (and borderWidth is
- * already changed!!@#$) This case works like window resize, not move.
- */
-void
-RootlessMoveWindow(WindowPtr pWin, int x, int y, WindowPtr pSib, VTKind kind)
-{
- RootlessWindowRec *winRec = WINREC(pWin);
- ScreenPtr pScreen = pWin->drawable.pScreen;
- CopyWindowProcPtr oldCopyWindowProc = NULL;
- int oldX = 0, oldY = 0, newX = 0, newY = 0;
- unsigned int oldW = 0, oldH = 0, oldBW = 0;
- unsigned int newW = 0, newH = 0, newBW = 0;
- Bool resize_after = FALSE;
- RegionRec saveRoot;
-
- RL_DEBUG_MSG("movewindow start \n");
-
- if (winRec) {
- if (kind == VTMove) {
- oldX = winRec->x;
- oldY = winRec->y;
- RootlessRedisplay(pWin);
- RootlessStartDrawing(pWin);
- } else {
- RL_DEBUG_MSG("movewindow border resizing ");
-
- oldBW = winRec->borderWidth;
- oldX = winRec->x;
- oldY = winRec->y;
- oldW = winRec->width;
- oldH = winRec->height;
-
- newBW = wBorderWidth(pWin);
- newX = x;
- newY = y;
- newW = pWin->drawable.width + 2*newBW;
- newH = pWin->drawable.height + 2*newBW;
-
- resize_after = StartFrameResize(pWin, FALSE,
- oldX, oldY, oldW, oldH, oldBW,
- newX, newY, newW, newH, newBW);
- }
- }
-
- HUGE_ROOT(pWin);
- SCREEN_UNWRAP(pScreen, MoveWindow);
-
- if (winRec) {
- oldCopyWindowProc = pScreen->CopyWindow;
- pScreen->CopyWindow = RootlessNoCopyWindow;
- }
- pScreen->MoveWindow(pWin, x, y, pSib, kind);
- if (winRec) {
- pScreen->CopyWindow = oldCopyWindowProc;
- }
-
- NORMAL_ROOT(pWin);
- SCREEN_WRAP(pScreen, MoveWindow);
-
- if (winRec) {
- if (kind == VTMove) {
- winRec->x = x;
- winRec->y = y;
- RootlessStopDrawing(pWin, FALSE);
- SCREENREC(pScreen)->imp->MoveFrame(winRec->wid, pScreen,
- x + SCREEN_TO_GLOBAL_X,
- y + SCREEN_TO_GLOBAL_Y);
- } else {
- FinishFrameResize(pWin, FALSE, oldX, oldY, oldW, oldH, oldBW,
- newX, newY, newW, newH, newBW, resize_after);
- }
- }
-
- RL_DEBUG_MSG("movewindow end\n");
-}
-
-
-/*
- * RootlessResizeWindow
- * Note: (x, y, w, h) as passed to this procedure don't match the frame
- * definition. (x,y) is corner of very outer edge, *outside* border.
- * w,h is width and height *inside* border, *ignoring* border width.
- * The rect (x, y, w, h) doesn't mean anything. (x, y, w+2*bw, h+2*bw)
- * is total rect and (x+bw, y+bw, w, h) is inner rect.
- */
-void
-RootlessResizeWindow(WindowPtr pWin, int x, int y,
- unsigned int w, unsigned int h, WindowPtr pSib)
-{
- RootlessWindowRec *winRec = WINREC(pWin);
- ScreenPtr pScreen = pWin->drawable.pScreen;
- int oldX = 0, oldY = 0, newX = 0, newY = 0;
- unsigned int oldW = 0, oldH = 0, oldBW = 0, newW = 0, newH = 0, newBW = 0;
- Bool resize_after = FALSE;
- RegionRec saveRoot;
-
- RL_DEBUG_MSG("resizewindow start (win 0x%x) ", pWin);
-
- if(pWin->parent) {
- if (winRec) {
- oldBW = winRec->borderWidth;
- oldX = winRec->x;
- oldY = winRec->y;
- oldW = winRec->width;
- oldH = winRec->height;
-
- newBW = oldBW;
- newX = x;
- newY = y;
- newW = w + 2*newBW;
- newH = h + 2*newBW;
-
- resize_after = StartFrameResize(pWin, TRUE,
- oldX, oldY, oldW, oldH, oldBW,
- newX, newY, newW, newH, newBW);
- }
-
- HUGE_ROOT(pWin);
- SCREEN_UNWRAP(pScreen, ResizeWindow);
- pScreen->ResizeWindow(pWin, x, y, w, h, pSib);
- SCREEN_WRAP(pScreen, ResizeWindow);
- NORMAL_ROOT(pWin);
-
- if (winRec) {
- FinishFrameResize(pWin, TRUE, oldX, oldY, oldW, oldH, oldBW,
- newX, newY, newW, newH, newBW, resize_after);
- }
- } else {
- /* Special case for resizing the root window */
- BoxRec box;
-
- pWin->drawable.x = x;
- pWin->drawable.y = y;
- pWin->drawable.width = w;
- pWin->drawable.height = h;
-
- box.x1 = x; box.y1 = y;
- box.x2 = x + w; box.y2 = y + h;
- REGION_UNINIT(pScreen, &pWin->winSize);
- REGION_INIT(pScreen, &pWin->winSize, &box, 1);
- REGION_COPY(pScreen, &pWin->borderSize, &pWin->winSize);
- REGION_COPY(pScreen, &pWin->clipList, &pWin->winSize);
- REGION_COPY(pScreen, &pWin->borderClip, &pWin->winSize);
-
- miSendExposures(pWin, &pWin->borderClip,
- pWin->drawable.x, pWin->drawable.y);
- }
-
- RL_DEBUG_MSG("resizewindow end\n");
-}
-
-
-/*
- * RootlessRepositionWindow
- * Called by the implementation when a window needs to be repositioned to
- * its correct location on the screen. This routine is typically needed
- * due to changes in the underlying window system, such as a screen layout
- * change.
- */
-void
-RootlessRepositionWindow(WindowPtr pWin)
-{
- RootlessWindowRec *winRec = WINREC(pWin);
- ScreenPtr pScreen = pWin->drawable.pScreen;
-
- if (winRec == NULL)
- return;
-
- RootlessStopDrawing(pWin, FALSE);
- SCREENREC(pScreen)->imp->MoveFrame(winRec->wid, pScreen,
- winRec->x + SCREEN_TO_GLOBAL_X,
- winRec->y + SCREEN_TO_GLOBAL_Y);
-
- RootlessReorderWindow(pWin);
-}
-
-
-/*
- * RootlessReparentWindow
- * Called after a window has been reparented. Generally windows are not
- * framed until they are mapped. However, a window may be framed early by the
- * implementation calling RootlessFrameForWindow. (e.g. this could be needed
- * to attach a VRAM surface to it.) If the window is subsequently reparented
- * by the window manager before being mapped, we need to give the frame to
- * the new top-level window.
- */
-void
-RootlessReparentWindow(WindowPtr pWin, WindowPtr pPriorParent)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- RootlessWindowRec *winRec = WINREC(pWin);
- WindowPtr pTopWin;
-
- /* Check that window is not top-level now, but used to be. */
- if (IsRoot(pWin) || IsRoot(pWin->parent)
- || IsTopLevel(pWin) || winRec == NULL)
- {
- goto out;
- }
-
- /* If the formerly top-level window has a frame, we want to give the
- frame to its new top-level parent. If we can't do that, we'll just
- have to jettison it... */
-
- pTopWin = TopLevelParent(pWin);
- assert(pTopWin != pWin);
-
- pWin->rootlessUnhittable = FALSE;
-
- DeleteProperty (serverClient, pWin, xa_native_window_id ());
-
- if (WINREC(pTopWin) != NULL) {
- /* We're screwed. */
- RootlessDestroyFrame(pWin, winRec);
- } else {
- if (!pTopWin->realized && pWin->realized) {
- SCREENREC(pScreen)->imp->UnmapFrame(winRec->wid);
- }
-
- /* Switch the frame record from one to the other. */
-
- SETWINREC(pWin, NULL);
- SETWINREC(pTopWin, winRec);
-
- RootlessInitializeFrame(pTopWin, winRec);
- RootlessReshapeFrame(pTopWin);
-
- SCREENREC(pScreen)->imp->ResizeFrame(winRec->wid, pScreen,
- winRec->x + SCREEN_TO_GLOBAL_X,
- winRec->y + SCREEN_TO_GLOBAL_Y,
- winRec->width, winRec->height,
- RL_GRAVITY_NONE);
-
- if (SCREENREC(pScreen)->imp->SwitchWindow) {
- SCREENREC(pScreen)->imp->SwitchWindow(winRec, pWin);
- }
-
- if (pTopWin->realized && !pWin->realized)
- winRec->is_reorder_pending = TRUE;
- }
-
-out:
- if (SCREENREC(pScreen)->ReparentWindow) {
- SCREEN_UNWRAP(pScreen, ReparentWindow);
- pScreen->ReparentWindow(pWin, pPriorParent);
- SCREEN_WRAP(pScreen, ReparentWindow);
- }
-}
-
-
-void
-RootlessFlushWindowColormap (WindowPtr pWin)
-{
- RootlessWindowRec *winRec = WINREC (pWin);
- ScreenPtr pScreen = pWin->drawable.pScreen;
-
- if (winRec == NULL)
- return;
-
- RootlessStopDrawing (pWin, FALSE);
-
- if (SCREENREC(pScreen)->imp->UpdateColormap)
- SCREENREC(pScreen)->imp->UpdateColormap(winRec->wid, pScreen);
-}
-
-/*
- * RootlessChangeBorderWidth
- * FIXME: untested!
- * pWin inside corner stays the same; pWin->drawable.[xy] stays the same
- * Frame moves and resizes.
- */
-void
-RootlessChangeBorderWidth(WindowPtr pWin, unsigned int width)
-{
- RegionRec saveRoot;
- Bool resize_after = FALSE;
-
- RL_DEBUG_MSG("change border width ");
-
- if (width != wBorderWidth(pWin)) {
- RootlessWindowRec *winRec = WINREC(pWin);
- int oldX = 0, oldY = 0, newX = 0, newY = 0;
- unsigned int oldW = 0, oldH = 0, oldBW = 0;
- unsigned int newW = 0, newH = 0, newBW = 0;
-
- if (winRec) {
- oldBW = winRec->borderWidth;
- oldX = winRec->x;
- oldY = winRec->y;
- oldW = winRec->width;
- oldH = winRec->height;
-
- newBW = width;
- newX = pWin->drawable.x - newBW;
- newY = pWin->drawable.y - newBW;
- newW = pWin->drawable.width + 2*newBW;
- newH = pWin->drawable.height + 2*newBW;
-
- resize_after = StartFrameResize(pWin, FALSE,
- oldX, oldY, oldW, oldH, oldBW,
- newX, newY, newW, newH, newBW);
- }
-
- HUGE_ROOT(pWin);
- SCREEN_UNWRAP(pWin->drawable.pScreen, ChangeBorderWidth);
- pWin->drawable.pScreen->ChangeBorderWidth(pWin, width);
- SCREEN_WRAP(pWin->drawable.pScreen, ChangeBorderWidth);
- NORMAL_ROOT(pWin);
-
- if (winRec) {
- FinishFrameResize(pWin, FALSE, oldX, oldY, oldW, oldH, oldBW,
- newX, newY, newW, newH, newBW, resize_after);
- }
- }
-
- RL_DEBUG_MSG("change border width end\n");
-}
-
-/*
- * RootlessOrderAllWindows
- * Brings all X11 windows to the top of the window stack
- * (i.e in front of Aqua windows) -- called when X11.app is given focus
- */
-void
-RootlessOrderAllWindows (void)
-{
- int i;
- WindowPtr pWin;
-
- if (windows_hidden)
- return;
-
- RL_DEBUG_MSG("RootlessOrderAllWindows() ");
- for (i = 0; i < screenInfo.numScreens; i++) {
- if (screenInfo.screens[i] == NULL) continue;
- pWin = WindowTable[i];
- if (pWin == NULL) continue;
-
- for (pWin = pWin->firstChild; pWin != NULL; pWin = pWin->nextSib) {
- if (!pWin->realized) continue;
- if (RootlessEnsureFrame(pWin) == NULL) continue;
- RootlessReorderWindow (pWin);
- }
- }
- RL_DEBUG_MSG("RootlessOrderAllWindows() done");
-}
-
-void
-RootlessEnableRoot (ScreenPtr pScreen)
-{
- WindowPtr pRoot;
- pRoot = WindowTable[pScreen->myNum];
-
- RootlessEnsureFrame (pRoot);
- (*pScreen->ClearToBackground) (pRoot, 0, 0, 0, 0, TRUE);
- RootlessReorderWindow (pRoot);
-}
-
-void
-RootlessDisableRoot (ScreenPtr pScreen)
-{
- WindowPtr pRoot;
- RootlessWindowRec *winRec;
-
- pRoot = WindowTable[pScreen->myNum];
- winRec = WINREC (pRoot);
-
- if (NULL == winRec)
- return;
-
- RootlessDestroyFrame (pRoot, winRec);
- DeleteProperty (serverClient, pRoot, xa_native_window_id ());
-}
-
-void
-RootlessHideAllWindows (void)
-{
- int i;
- ScreenPtr pScreen;
- WindowPtr pWin;
- RootlessWindowRec *winRec;
-
- if (windows_hidden)
- return;
-
- windows_hidden = TRUE;
-
- for (i = 0; i < screenInfo.numScreens; i++)
- {
- pScreen = screenInfo.screens[i];
- pWin = WindowTable[i];
- if (pScreen == NULL || pWin == NULL)
- continue;
-
- for (pWin = pWin->firstChild; pWin != NULL; pWin = pWin->nextSib)
- {
- if (!pWin->realized)
- continue;
-
- RootlessStopDrawing (pWin, FALSE);
-
- winRec = WINREC (pWin);
- if (winRec != NULL)
- {
- if (SCREENREC(pScreen)->imp->HideWindow)
- SCREENREC(pScreen)->imp->HideWindow(winRec->wid);
- }
- }
- }
-}
-
-void
-RootlessShowAllWindows (void)
-{
- int i;
- ScreenPtr pScreen;
- WindowPtr pWin;
- RootlessWindowRec *winRec;
-
- if (!windows_hidden)
- return;
-
- windows_hidden = FALSE;
-
- for (i = 0; i < screenInfo.numScreens; i++)
- {
- pScreen = screenInfo.screens[i];
- pWin = WindowTable[i];
- if (pScreen == NULL || pWin == NULL)
- continue;
-
- for (pWin = pWin->firstChild; pWin != NULL; pWin = pWin->nextSib)
- {
- if (!pWin->realized)
- continue;
-
- winRec = RootlessEnsureFrame (pWin);
- if (winRec == NULL)
- continue;
-
- RootlessReorderWindow (pWin);
- }
-
- RootlessScreenExpose (pScreen);
- }
-}
-
-/*
- * SetPixmapOfAncestors
- * Set the Pixmaps on all ParentRelative windows up the ancestor chain.
- */
-void
-RootlessSetPixmapOfAncestors(WindowPtr pWin)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- WindowPtr topWin = TopLevelParent(pWin);
- RootlessWindowRec *topWinRec = WINREC(topWin);
-
- while (pWin->backgroundState == ParentRelative) {
- if (pWin == topWin) {
- // disallow ParentRelative background state on top level
- XID pixel = 0;
- ChangeWindowAttributes(pWin, CWBackPixel, &pixel, serverClient);
- RL_DEBUG_MSG("Cleared ParentRelative on 0x%x.\n", pWin);
- break;
- }
-
- pWin = pWin->parent;
- pScreen->SetWindowPixmap(pWin, topWinRec->pixmap);
- }
-}
-
+/*
+ * Rootless window management
+ */
+/*
+ * Copyright (c) 2001 Greg Parker. All Rights Reserved.
+ * Copyright (c) 2002-2004 Torrey T. Lyons. All Rights Reserved.
+ * Copyright (c) 2002 Apple Computer, Inc. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name(s) of the above copyright
+ * holders shall not be used in advertising or otherwise to promote the sale,
+ * use or other dealings in this Software without prior written authorization.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stddef.h> /* For NULL */
+#include <limits.h> /* For CHAR_BIT */
+#include <assert.h>
+#include <X11/Xatom.h>
+#ifdef __APPLE__
+#include <Xplugin.h>
+#include "mi.h"
+#include "pixmapstr.h"
+#include "windowstr.h"
+//#include <X11/extensions/applewm.h>
+extern int darwinMainScreenX, darwinMainScreenY;
+extern Bool no_configure_window;
+#endif
+#include "fb.h"
+
+#include "rootlessCommon.h"
+#include "rootlessWindow.h"
+
+#ifdef _MSC_VER
+#define inline __inline
+#include "xplugin.h"
+extern int darwinMainScreenX, darwinMainScreenY;
+#endif
+
+#ifdef ROOTLESS_GLOBAL_COORDS
+#define SCREEN_TO_GLOBAL_X \
+ (dixScreenOrigins[pScreen->myNum].x + rootlessGlobalOffsetX)
+#define SCREEN_TO_GLOBAL_Y \
+ (dixScreenOrigins[pScreen->myNum].y + rootlessGlobalOffsetY)
+#else
+#define SCREEN_TO_GLOBAL_X 0
+#define SCREEN_TO_GLOBAL_Y 0
+#endif
+
+#define DEFINE_ATOM_HELPER(func,atom_name) \
+ static Atom func (void) { \
+ static unsigned int generation = 0; \
+ static Atom atom; \
+ if (generation != serverGeneration) { \
+ generation = serverGeneration; \
+ atom = MakeAtom (atom_name, strlen (atom_name), TRUE); \
+ } \
+ return atom; \
+ }
+
+DEFINE_ATOM_HELPER (xa_native_window_id, "_NATIVE_WINDOW_ID")
+
+static Bool windows_hidden;
+// TODO - abstract xp functions
+
+#ifdef __APPLE__
+
+// XXX: identical to x_cvt_vptr_to_uint ?
+#define MAKE_WINDOW_ID(x) ((xp_window_id)((size_t)(x)))
+
+void
+RootlessNativeWindowStateChanged (WindowPtr pWin, unsigned int state)
+{
+ RootlessWindowRec *winRec;
+
+ if (pWin == NULL) return;
+
+ winRec = WINREC (pWin);
+ if (winRec == NULL) return;
+
+ winRec->is_offscreen = ((state & XP_WINDOW_STATE_OFFSCREEN) != 0);
+ winRec->is_obscured = ((state & XP_WINDOW_STATE_OBSCURED) != 0);
+ pWin->rootlessUnhittable = winRec->is_offscreen;
+}
+
+void RootlessNativeWindowMoved (WindowPtr pWin) {
+ xp_box bounds;
+ int sx, sy, err;
+ XID vlist[2];
+ Mask mask;
+ ClientPtr pClient;
+ RootlessWindowRec *winRec;
+
+ winRec = WINREC(pWin);
+
+ if (xp_get_window_bounds (MAKE_WINDOW_ID(winRec->wid), &bounds) != Success) return;
+
+ sx = dixScreenOrigins[pWin->drawable.pScreen->myNum].x + darwinMainScreenX;
+ sy = dixScreenOrigins[pWin->drawable.pScreen->myNum].y + darwinMainScreenY;
+
+ /* Fake up a ConfigureWindow packet to resize the window to the current bounds. */
+ vlist[0] = (INT16) bounds.x1 - sx;
+ vlist[1] = (INT16) bounds.y1 - sy;
+ mask = CWX | CWY;
+
+ /* pretend we're the owner of the window! */
+ err = dixLookupClient(&pClient, pWin->drawable.id, serverClient, DixUnknownAccess);
+ if(err != Success) {
+ ErrorF("RootlessNativeWindowMoved(): Failed to lookup window: 0x%x\n", (unsigned int)pWin->drawable.id);
+ return;
+ }
+
+ /* Don't want to do anything to the physical window (avoids
+ notification-response feedback loops) */
+
+ no_configure_window = TRUE;
+ ConfigureWindow (pWin, mask, vlist, pClient);
+ no_configure_window = FALSE;
+}
+
+#endif /* __APPLE__ */
+
+/*
+ * RootlessCreateWindow
+ * For now, don't create a physical window until either the window is
+ * realized, or we really need it (e.g. to attach VRAM surfaces to).
+ * Do reset the window size so it's not clipped by the root window.
+ */
+Bool
+RootlessCreateWindow(WindowPtr pWin)
+{
+ Bool result;
+ RegionRec saveRoot;
+
+ SETWINREC(pWin, NULL);
+ dixSetPrivate(&pWin->devPrivates, rootlessWindowOldPixmapPrivateKey, NULL);
+
+ SCREEN_UNWRAP(pWin->drawable.pScreen, CreateWindow);
+
+ if (!IsRoot(pWin)) {
+ /* win/border size set by DIX, not by wrapped CreateWindow, so
+ correct it here. Don't HUGE_ROOT when pWin is the root! */
+
+ HUGE_ROOT(pWin);
+ SetWinSize(pWin);
+ SetBorderSize(pWin);
+ }
+
+ result = pWin->drawable.pScreen->CreateWindow(pWin);
+
+ if (pWin->parent) {
+ NORMAL_ROOT(pWin);
+ }
+
+ SCREEN_WRAP(pWin->drawable.pScreen, CreateWindow);
+
+ return result;
+}
+
+
+/*
+ * RootlessDestroyFrame
+ * Destroy the physical window associated with the given window.
+ */
+static void
+RootlessDestroyFrame(WindowPtr pWin, RootlessWindowPtr winRec)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ SCREENREC(pScreen)->imp->DestroyFrame(winRec->wid);
+
+#ifdef ROOTLESS_TRACK_DAMAGE
+ REGION_UNINIT(pScreen, &winRec->damage);
+#endif
+
+ free(winRec);
+ SETWINREC(pWin, NULL);
+}
+
+
+/*
+ * RootlessDestroyWindow
+ * Destroy the physical window associated with the given window.
+ */
+Bool
+RootlessDestroyWindow(WindowPtr pWin)
+{
+ RootlessWindowRec *winRec = WINREC(pWin);
+ Bool result;
+
+ if (winRec != NULL) {
+ RootlessDestroyFrame(pWin, winRec);
+ }
+
+ SCREEN_UNWRAP(pWin->drawable.pScreen, DestroyWindow);
+ result = pWin->drawable.pScreen->DestroyWindow(pWin);
+ SCREEN_WRAP(pWin->drawable.pScreen, DestroyWindow);
+
+ return result;
+}
+
+
+
+static Bool
+RootlessGetShape(WindowPtr pWin, RegionPtr pShape)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ /*
+ * Avoid a warning.
+ * REGION_NULL and the other macros don't actually seem to use pScreen.
+ */
+ (void)pScreen;
+
+ if (wBoundingShape(pWin) == NULL)
+ return FALSE;
+
+ /* wBoundingShape is relative to *inner* origin of window.
+ Translate by borderWidth to get the outside-relative position. */
+
+ REGION_NULL(pScreen, pShape);
+ REGION_COPY(pScreen, pShape, wBoundingShape(pWin));
+ REGION_TRANSLATE(pScreen, pShape, pWin->borderWidth, pWin->borderWidth);
+
+ return TRUE;
+}
+
+
+/*
+ * RootlessReshapeFrame
+ * Set the frame shape.
+ */
+static void RootlessReshapeFrame(WindowPtr pWin)
+{
+ RootlessWindowRec *winRec = WINREC(pWin);
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ RegionRec newShape;
+ RegionPtr pShape;
+
+ // If the window is not yet framed, do nothing
+ if (winRec == NULL)
+ return;
+
+ if (IsRoot(pWin))
+ return;
+
+ RootlessStopDrawing(pWin, FALSE);
+
+ pShape = RootlessGetShape(pWin, &newShape) ? &newShape : NULL;
+
+#ifdef ROOTLESSDEBUG
+ RL_DEBUG_MSG("reshaping...");
+ if (pShape != NULL) {
+ RL_DEBUG_MSG("numrects %d, extents %d %d %d %d ",
+ REGION_NUM_RECTS(&newShape),
+ newShape.extents.x1, newShape.extents.y1,
+ newShape.extents.x2, newShape.extents.y2);
+ } else {
+ RL_DEBUG_MSG("no shape ");
+ }
+#endif
+
+ SCREENREC(pScreen)->imp->ReshapeFrame(winRec->wid, pShape);
+
+ if (pShape != NULL)
+ REGION_UNINIT(pScreen, &newShape);
+}
+
+
+/*
+ * RootlessSetShape
+ * Shape is usually set before a window is mapped and the window will
+ * not have a frame associated with it. In this case, the frame will be
+ * shaped when the window is framed.
+ */
+void
+RootlessSetShape(WindowPtr pWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ SCREEN_UNWRAP(pScreen, SetShape);
+ pScreen->SetShape(pWin);
+ SCREEN_WRAP(pScreen, SetShape);
+
+ RootlessReshapeFrame(pWin);
+}
+
+
+
+/* Disallow ParentRelative background on top-level windows
+ because the root window doesn't really have the right background.
+ */
+Bool
+RootlessChangeWindowAttributes(WindowPtr pWin, unsigned long vmask)
+{
+ Bool result;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ RL_DEBUG_MSG("change window attributes start ");
+
+ SCREEN_UNWRAP(pScreen, ChangeWindowAttributes);
+ result = pScreen->ChangeWindowAttributes(pWin, vmask);
+ SCREEN_WRAP(pScreen, ChangeWindowAttributes);
+
+ if (WINREC(pWin)) {
+ // disallow ParentRelative background state
+ if (pWin->backgroundState == ParentRelative) {
+ XID pixel = 0;
+ ChangeWindowAttributes(pWin, CWBackPixel, &pixel, serverClient);
+ }
+ }
+
+ RL_DEBUG_MSG("change window attributes end\n");
+ return result;
+}
+
+
+/*
+ * RootlessPositionWindow
+ * This is a hook for when DIX moves or resizes a window.
+ * Update the frame position now although the physical window is moved
+ * in RootlessMoveWindow. (x, y) are *inside* position. After this,
+ * mi and fb are expecting the pixmap to be at the new location.
+ */
+Bool
+RootlessPositionWindow(WindowPtr pWin, int x, int y)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ RootlessWindowRec *winRec = WINREC(pWin);
+ Bool result;
+
+ RL_DEBUG_MSG("positionwindow start (win 0x%x @ %i, %i)\n", pWin, x, y);
+
+ if (winRec) {
+ if (winRec->is_drawing) {
+ // Reset frame's pixmap and move it to the new position.
+ int bw = wBorderWidth(pWin);
+
+ winRec->pixmap->devPrivate.ptr = winRec->pixelData;
+ SetPixmapBaseToScreen(winRec->pixmap, x - bw, y - bw);
+
+#ifdef ROOTLESS_TRACK_DAMAGE
+ // Move damaged region to correspond to new window position
+ if (REGION_NOTEMPTY(pScreen, &winRec->damage)) {
+ REGION_TRANSLATE(pScreen, &winRec->damage,
+ x - bw - winRec->x,
+ y - bw - winRec->y);
+ }
+#endif
+ }
+ }
+
+ SCREEN_UNWRAP(pScreen, PositionWindow);
+ result = pScreen->PositionWindow(pWin, x, y);
+ SCREEN_WRAP(pScreen, PositionWindow);
+
+ RL_DEBUG_MSG("positionwindow end\n");
+ return result;
+}
+
+
+/*
+ * RootlessInitializeFrame
+ * Initialize some basic attributes of the frame. Note that winRec
+ * may already have valid data in it, so don't overwrite anything
+ * valuable.
+ */
+static void
+RootlessInitializeFrame(WindowPtr pWin, RootlessWindowRec *winRec)
+{
+ DrawablePtr d = &pWin->drawable;
+ int bw = wBorderWidth(pWin);
+
+ winRec->win = pWin;
+
+ winRec->x = d->x - bw;
+ winRec->y = d->y - bw;
+ winRec->width = d->width + 2*bw;
+ winRec->height = d->height + 2*bw;
+ winRec->borderWidth = bw;
+
+#ifdef ROOTLESS_TRACK_DAMAGE
+ REGION_NULL(pScreen, &winRec->damage);
+#endif
+}
+
+/*
+ * RootlessEnsureFrame
+ * Make sure the given window is framed. If the window doesn't have a
+ * physical window associated with it, attempt to create one. If that
+ * is unsuccessful, return NULL.
+ */
+static RootlessWindowRec *
+RootlessEnsureFrame(WindowPtr pWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ RootlessWindowRec *winRec;
+ RegionRec shape;
+ RegionPtr pShape = NULL;
+
+ if (WINREC(pWin) != NULL)
+ return WINREC(pWin);
+
+ if (!IsTopLevel(pWin) && !IsRoot(pWin))
+ return NULL;
+
+ if (pWin->drawable.class != InputOutput)
+ return NULL;
+
+ winRec = malloc(sizeof(RootlessWindowRec));
+
+ if (!winRec)
+ return NULL;
+
+ RootlessInitializeFrame(pWin, winRec);
+
+ winRec->is_drawing = FALSE;
+ winRec->is_reorder_pending = FALSE;
+ winRec->pixmap = NULL;
+ winRec->wid = NULL;
+ winRec->level = 0;
+
+ SETWINREC(pWin, winRec);
+
+ // Set the frame's shape if the window is shaped
+ if (RootlessGetShape(pWin, &shape))
+ pShape = &shape;
+
+ RL_DEBUG_MSG("creating frame ");
+
+ if (!SCREENREC(pScreen)->imp->CreateFrame(winRec, pScreen,
+ winRec->x + SCREEN_TO_GLOBAL_X,
+ winRec->y + SCREEN_TO_GLOBAL_Y,
+ pShape))
+ {
+ RL_DEBUG_MSG("implementation failed to create frame!\n");
+ free(winRec);
+ SETWINREC(pWin, NULL);
+ return NULL;
+ }
+
+ if (pWin->drawable.depth == 8)
+ RootlessFlushWindowColormap(pWin);
+
+ if (pShape != NULL)
+ REGION_UNINIT(pScreen, &shape);
+
+ return winRec;
+}
+
+
+/*
+ * RootlessRealizeWindow
+ * The frame is usually created here and not in CreateWindow so that
+ * windows do not eat memory until they are realized.
+ */
+Bool
+RootlessRealizeWindow(WindowPtr pWin)
+{
+ Bool result;
+ RegionRec saveRoot;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ RL_DEBUG_MSG("realizewindow start (win 0x%x) ", pWin);
+
+ if ((IsTopLevel(pWin) && pWin->drawable.class == InputOutput)) {
+ RootlessWindowRec *winRec;
+
+ winRec = RootlessEnsureFrame(pWin);
+ if (winRec == NULL)
+ return FALSE;
+
+ winRec->is_reorder_pending = TRUE;
+
+ RL_DEBUG_MSG("Top level window ");
+
+ // Disallow ParentRelative background state on top-level windows.
+ // This might have been set before the window was mapped.
+ if (pWin->backgroundState == ParentRelative) {
+ XID pixel = 0;
+ ChangeWindowAttributes(pWin, CWBackPixel, &pixel, serverClient);
+ }
+ }
+
+ if (!IsRoot(pWin)) HUGE_ROOT(pWin);
+ SCREEN_UNWRAP(pScreen, RealizeWindow);
+ result = pScreen->RealizeWindow(pWin);
+ SCREEN_WRAP(pScreen, RealizeWindow);
+ if (!IsRoot(pWin)) NORMAL_ROOT(pWin);
+
+ RL_DEBUG_MSG("realizewindow end\n");
+ return result;
+}
+
+
+/*
+ * RootlessFrameForWindow
+ * Returns the frame ID for the physical window displaying the given window.
+ * If CREATE is true and the window has no frame, attempt to create one.
+ */
+RootlessFrameID
+RootlessFrameForWindow(WindowPtr pWin, Bool create)
+{
+ WindowPtr pTopWin;
+ RootlessWindowRec *winRec;
+
+ pTopWin = TopLevelParent(pWin);
+ if (pTopWin == NULL)
+ return NULL;
+
+ winRec = WINREC(pTopWin);
+
+ if (winRec == NULL && create && pWin->drawable.class == InputOutput) {
+ winRec = RootlessEnsureFrame(pTopWin);
+ }
+
+ if (winRec == NULL)
+ return NULL;
+
+ return winRec->wid;
+}
+
+
+/*
+ * RootlessUnrealizeWindow
+ * Unmap the physical window.
+ */
+Bool
+RootlessUnrealizeWindow(WindowPtr pWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ RootlessWindowRec *winRec = WINREC(pWin);
+ Bool result;
+
+ RL_DEBUG_MSG("unrealizewindow start ");
+
+ if (winRec) {
+ RootlessStopDrawing(pWin, FALSE);
+
+ SCREENREC(pScreen)->imp->UnmapFrame(winRec->wid);
+
+ winRec->is_reorder_pending = FALSE;
+ }
+
+ SCREEN_UNWRAP(pScreen, UnrealizeWindow);
+ result = pScreen->UnrealizeWindow(pWin);
+ SCREEN_WRAP(pScreen, UnrealizeWindow);
+
+ RL_DEBUG_MSG("unrealizewindow end\n");
+ return result;
+}
+
+
+/*
+ * RootlessReorderWindow
+ * Reorder the frame associated with the given window so that it's
+ * physically above the window below it in the X stacking order.
+ */
+void
+RootlessReorderWindow(WindowPtr pWin)
+{
+ RootlessWindowRec *winRec = WINREC(pWin);
+
+ if (pWin->realized && winRec != NULL && !winRec->is_reorder_pending && !windows_hidden) {
+ WindowPtr newPrevW;
+ RootlessWindowRec *newPrev;
+ RootlessFrameID newPrevID;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ /* Check if the implementation wants the frame to not be reordered
+ even though the X11 window is restacked. This can be useful if
+ frames are ordered-in with animation so that the reordering is not
+ done until the animation is complete. */
+ if (SCREENREC(pScreen)->imp->DoReorderWindow) {
+ if (!SCREENREC(pScreen)->imp->DoReorderWindow(winRec))
+ return;
+ }
+
+ RootlessStopDrawing(pWin, FALSE);
+
+ /* Find the next window above this one that has a mapped frame. */
+
+ newPrevW = pWin->prevSib;
+ while (newPrevW && (WINREC(newPrevW) == NULL || !newPrevW->realized))
+ newPrevW = newPrevW->prevSib;
+
+ newPrev = newPrevW != NULL ? WINREC(newPrevW) : NULL;
+ newPrevID = newPrev != NULL ? newPrev->wid : 0;
+
+ /* If it exists, reorder the frame above us first. */
+
+ if (newPrev && newPrev->is_reorder_pending) {
+ newPrev->is_reorder_pending = FALSE;
+ RootlessReorderWindow(newPrevW);
+ }
+
+ SCREENREC(pScreen)->imp->RestackFrame(winRec->wid, newPrevID);
+ }
+}
+
+
+/*
+ * RootlessRestackWindow
+ * This is a hook for when DIX changes the window stacking order.
+ * The window has already been inserted into its new position in the
+ * DIX window stack. We need to change the order of the physical
+ * window to match.
+ */
+void
+RootlessRestackWindow(WindowPtr pWin, WindowPtr pOldNextSib)
+{
+ RegionRec saveRoot;
+ RootlessWindowRec *winRec = WINREC(pWin);
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ RL_DEBUG_MSG("restackwindow start ");
+ if (winRec)
+ RL_DEBUG_MSG("restack top level \n");
+
+ HUGE_ROOT(pWin);
+ SCREEN_UNWRAP(pScreen, RestackWindow);
+
+ if (pScreen->RestackWindow)
+ pScreen->RestackWindow(pWin, pOldNextSib);
+
+ SCREEN_WRAP(pScreen, RestackWindow);
+ NORMAL_ROOT(pWin);
+
+ if (winRec && pWin->viewable) {
+ RootlessReorderWindow(pWin);
+ }
+
+ RL_DEBUG_MSG("restackwindow end\n");
+}
+
+/*
+ * Specialized window copy procedures
+ */
+
+// Globals needed during window resize and move.
+static pointer gResizeDeathBits = NULL;
+static int gResizeDeathCount = 0;
+static PixmapPtr gResizeDeathPix[2] = {NULL, NULL};
+static BoxRec gResizeDeathBounds[2];
+static CopyWindowProcPtr gResizeOldCopyWindowProc = NULL;
+
+/*
+ * RootlessNoCopyWindow
+ * CopyWindow() that doesn't do anything. For MoveWindow() of
+ * top-level windows.
+ */
+static void
+RootlessNoCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc)
+{
+ // some code expects the region to be translated
+ int dx = ptOldOrg.x - pWin->drawable.x;
+ int dy = ptOldOrg.y - pWin->drawable.y;
+
+ RL_DEBUG_MSG("ROOTLESSNOCOPYWINDOW ");
+
+ REGION_TRANSLATE(pWin->drawable.pScreen, prgnSrc, -dx, -dy);
+}
+
+
+/*
+ * RootlessResizeCopyWindow
+ * CopyWindow used during ResizeWindow for gravity moves. Based on
+ * fbCopyWindow. The original always draws on the root pixmap, which
+ * we don't have. Instead, draw on the parent window's pixmap.
+ * Resize version: the old location's pixels are in gResizeCopyWindowSource.
+ */
+static void
+RootlessResizeCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ RegionRec rgnDst;
+ int dx, dy;
+
+ RL_DEBUG_MSG("resizecopywindowFB start (win 0x%x) ", pWin);
+
+ /* Don't unwrap pScreen->CopyWindow.
+ The bogus rewrap with RootlessCopyWindow causes a crash if
+ CopyWindow is called again during the same resize. */
+
+ if (gResizeDeathCount == 0)
+ return;
+
+ RootlessStartDrawing(pWin);
+
+ dx = ptOldOrg.x - pWin->drawable.x;
+ dy = ptOldOrg.y - pWin->drawable.y;
+ REGION_TRANSLATE(pScreen, prgnSrc, -dx, -dy);
+ REGION_NULL(pScreen, &rgnDst);
+ REGION_INTERSECT(pScreen, &rgnDst, &pWin->borderClip, prgnSrc);
+
+ if (gResizeDeathCount == 1) {
+ /* Simple case, we only have a single source pixmap. */
+
+ fbCopyRegion(&gResizeDeathPix[0]->drawable,
+ &pScreen->GetWindowPixmap(pWin)->drawable, 0,
+ &rgnDst, dx, dy, fbCopyWindowProc, 0, 0);
+ }
+ else {
+ int i;
+ RegionRec clip, clipped;
+
+ /* More complex case, N source pixmaps (usually two). So we
+ intersect the destination with each source and copy those bits. */
+
+ for (i = 0; i < gResizeDeathCount; i++) {
+ REGION_INIT(pScreen, &clip, gResizeDeathBounds + 0, 1);
+ REGION_NULL(pScreen, &clipped);
+ REGION_INTERSECT(pScreen, &rgnDst, &clip, &clipped);
+
+ fbCopyRegion(&gResizeDeathPix[i]->drawable,
+ &pScreen->GetWindowPixmap(pWin)->drawable, 0,
+ &clipped, dx, dy, fbCopyWindowProc, 0, 0);
+
+ REGION_UNINIT(pScreen, &clipped);
+ REGION_UNINIT(pScreen, &clip);
+ }
+ }
+
+ /* Don't update - resize will update everything */
+ REGION_UNINIT(pScreen, &rgnDst);
+
+ fbValidateDrawable(&pWin->drawable);
+
+ RL_DEBUG_MSG("resizecopywindowFB end\n");
+}
+
+
+/*
+ * RootlessCopyWindow
+ * Update *new* location of window. Old location is redrawn with
+ * miPaintWindow. Cloned from fbCopyWindow.
+ * The original always draws on the root pixmap, which we don't have.
+ * Instead, draw on the parent window's pixmap.
+ */
+void
+RootlessCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ RegionRec rgnDst;
+ int dx, dy;
+ BoxPtr extents;
+ int area;
+
+ RL_DEBUG_MSG("copywindowFB start (win 0x%x) ", pWin);
+
+ SCREEN_UNWRAP(pScreen, CopyWindow);
+
+ dx = ptOldOrg.x - pWin->drawable.x;
+ dy = ptOldOrg.y - pWin->drawable.y;
+ REGION_TRANSLATE(pScreen, prgnSrc, -dx, -dy);
+
+ REGION_NULL(pScreen, &rgnDst);
+ REGION_INTERSECT(pScreen, &rgnDst, &pWin->borderClip, prgnSrc);
+
+ extents = REGION_EXTENTS(pScreen, &rgnDst);
+ area = (extents->x2 - extents->x1) * (extents->y2 - extents->y1);
+
+ /* If the area exceeds threshold, use the implementation's
+ accelerated version. */
+ if (area > rootless_CopyWindow_threshold &&
+ SCREENREC(pScreen)->imp->CopyWindow)
+ {
+ RootlessWindowRec *winRec;
+ WindowPtr top;
+
+ top = TopLevelParent(pWin);
+ if (top == NULL) {
+ RL_DEBUG_MSG("no parent\n");
+ goto out;
+ }
+
+ winRec = WINREC(top);
+ if (winRec == NULL) {
+ RL_DEBUG_MSG("not framed\n");
+ goto out;
+ }
+
+ /* Move region to window local coords */
+ REGION_TRANSLATE(pScreen, &rgnDst, -winRec->x, -winRec->y);
+
+ RootlessStopDrawing(pWin, FALSE);
+
+ SCREENREC(pScreen)->imp->CopyWindow(winRec->wid,
+ REGION_NUM_RECTS(&rgnDst),
+ REGION_RECTS(&rgnDst),
+ dx, dy);
+ }
+ else {
+ RootlessStartDrawing(pWin);
+
+ fbCopyRegion((DrawablePtr) pWin, (DrawablePtr) pWin,
+ 0, &rgnDst, dx, dy, fbCopyWindowProc, 0, 0);
+
+ /* prgnSrc has been translated to dst position */
+ RootlessDamageRegion(pWin, prgnSrc);
+ }
+
+out:
+ REGION_UNINIT(pScreen, &rgnDst);
+ fbValidateDrawable(&pWin->drawable);
+
+ SCREEN_WRAP(pScreen, CopyWindow);
+
+ RL_DEBUG_MSG("copywindowFB end\n");
+}
+
+
+/*
+ * Window resize procedures
+ */
+
+enum {
+ WIDTH_SMALLER = 1,
+ HEIGHT_SMALLER = 2,
+};
+
+
+/*
+ * ResizeWeighting
+ * Choose gravity to avoid local copies. Do that by looking for
+ * a corner that doesn't move _relative to the screen_.
+ */
+static inline unsigned int
+ResizeWeighting(int oldX1, int oldY1, int oldX2, int oldY2, int oldBW,
+ int newX1, int newY1, int newX2, int newY2, int newBW)
+{
+#ifdef ROOTLESS_RESIZE_GRAVITY
+ if (newBW != oldBW)
+ return RL_GRAVITY_NONE;
+
+ if (newX1 == oldX1 && newY1 == oldY1)
+ return RL_GRAVITY_NORTH_WEST;
+ else if (newX1 == oldX1 && newY2 == oldY2)
+ return RL_GRAVITY_SOUTH_WEST;
+ else if (newX2 == oldX2 && newY2 == oldY2)
+ return RL_GRAVITY_SOUTH_EAST;
+ else if (newX2 == oldX2 && newY1 == oldY1)
+ return RL_GRAVITY_NORTH_EAST;
+ else
+ return RL_GRAVITY_NONE;
+#else
+ return RL_GRAVITY_NONE;
+#endif
+}
+
+
+/*
+ * StartFrameResize
+ * Prepare to resize a top-level window. The old window's pixels are
+ * saved and the implementation is told to change the window size.
+ * (x,y,w,h) is outer frame of window (outside border)
+ */
+static Bool
+StartFrameResize(WindowPtr pWin, Bool gravity,
+ int oldX, int oldY, int oldW, int oldH, int oldBW,
+ int newX, int newY, int newW, int newH, int newBW)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ RootlessWindowRec *winRec = WINREC(pWin);
+ Bool need_window_source = FALSE, resize_after = FALSE;
+
+ BoxRec rect;
+ int oldX2, newX2;
+ int oldY2, newY2;
+ unsigned int weight;
+
+ oldX2 = oldX + oldW, newX2 = newX + newW;
+ oldY2 = oldY + oldH, newY2 = newY + newH;
+
+ /* Decide which resize weighting to use */
+ weight = ResizeWeighting(oldX, oldY, oldW, oldH, oldBW,
+ newX, newY, newW, newH, newBW);
+
+ /* Compute intersection between old and new rects */
+ rect.x1 = max(oldX, newX);
+ rect.y1 = max(oldY, newY);
+ rect.x2 = min(oldX2, newX2);
+ rect.y2 = min(oldY2, newY2);
+
+ RL_DEBUG_MSG("RESIZE TOPLEVEL WINDOW with gravity %i ", gravity);
+ RL_DEBUG_MSG("%d %d %d %d %d %d %d %d %d %d\n",
+ oldX, oldY, oldW, oldH, oldBW,
+ newX, newY, newW, newH, newBW);
+
+ RootlessRedisplay(pWin);
+
+ /* If gravity is true, then we need to have a way of recovering all
+ the original bits in the window for when X rearranges the contents
+ based on the various gravity settings. The obvious way is to just
+ snapshot the entire backing store before resizing it, but that
+ it slow on large windows.
+
+ So the optimization here is to use the implementation's resize
+ weighting options (if available) to allow us to reason about what
+ is left in the backing store after the resize. We can then only
+ copy what won't be there after the resize, and do a two-stage copy
+ operation.
+
+ Most of these optimizations are only applied when the top-left
+ corner of the window is fixed, since that's the common case. They
+ could probably be extended with some thought. */
+
+ gResizeDeathCount = 0;
+
+ if (gravity && weight == RL_GRAVITY_NORTH_WEST) {
+ unsigned int code = 0;
+
+ /* Top left corner is anchored. We never need to copy the
+ entire window. */
+
+ need_window_source = TRUE;
+
+ /* These comparisons were chosen to avoid setting bits when the sizes
+ are the same. (So the fastest case automatically gets taken when
+ dimensions are unchanging.) */
+
+ if (newW < oldW)
+ code |= WIDTH_SMALLER;
+ if (newH < oldH)
+ code |= HEIGHT_SMALLER;
+
+ if (((code ^ (code >> 1)) & 1) == 0) {
+ /* Both dimensions are either getting larger, or both
+ are getting smaller. No need to copy anything. */
+
+ if (code == (WIDTH_SMALLER | HEIGHT_SMALLER)) {
+ /* Since the window is getting smaller, we can do gravity
+ repair on it with it's current size, then resize it
+ afterwards. */
+
+ resize_after = TRUE;
+ }
+
+ gResizeDeathCount = 1;
+ }
+ else {
+ unsigned int copy_rowbytes, Bpp;
+ unsigned int copy_rect_width, copy_rect_height;
+ BoxRec copy_rect;
+
+ /* We can get away with a partial copy. 'rect' is the
+ intersection between old and new bounds, so copy
+ everything to the right of or below the intersection. */
+
+ RootlessStartDrawing(pWin);
+
+ if (code == WIDTH_SMALLER) {
+ copy_rect.x1 = rect.x2;
+ copy_rect.y1 = rect.y1;
+ copy_rect.x2 = oldX2;
+ copy_rect.y2 = oldY2;
+ }
+ else if (code == HEIGHT_SMALLER) {
+ copy_rect.x1 = rect.x1;
+ copy_rect.y1 = rect.y2;
+ copy_rect.x2 = oldX2;
+ copy_rect.y2 = oldY2;
+ }
+ else
+ OsAbort();
+
+ Bpp = winRec->win->drawable.bitsPerPixel / 8;
+ copy_rect_width = copy_rect.x2 - copy_rect.x1;
+ copy_rect_height = copy_rect.y2 - copy_rect.y1;
+ copy_rowbytes = ((copy_rect_width * Bpp) + 31) & ~31;
+ gResizeDeathBits = malloc(copy_rowbytes
+ * copy_rect_height);
+
+ if (copy_rect_width * copy_rect_height >
+ rootless_CopyBytes_threshold &&
+ SCREENREC(pScreen)->imp->CopyBytes)
+ {
+ SCREENREC(pScreen)->imp->CopyBytes(
+ copy_rect_width * Bpp, copy_rect_height,
+ ((char *) winRec->pixelData)
+ + ((copy_rect.y1 - oldY) * winRec->bytesPerRow)
+ + (copy_rect.x1 - oldX) * Bpp, winRec->bytesPerRow,
+ gResizeDeathBits, copy_rowbytes);
+ } else {
+ fbBlt((FbBits *) (winRec->pixelData
+ + ((copy_rect.y1 - oldY) * winRec->bytesPerRow)
+ + (copy_rect.x1 - oldX) * Bpp),
+ winRec->bytesPerRow / sizeof(FbBits), 0,
+ (FbBits *) gResizeDeathBits,
+ copy_rowbytes / sizeof(FbBits), 0,
+ copy_rect_width * Bpp, copy_rect_height,
+ GXcopy, FB_ALLONES, Bpp, 0, 0);
+ }
+
+ gResizeDeathBounds[1] = copy_rect;
+ gResizeDeathPix[1]
+ = GetScratchPixmapHeader(pScreen, copy_rect_width,
+ copy_rect_height,
+ winRec->win->drawable.depth,
+ winRec->win->drawable.bitsPerPixel,
+ winRec->bytesPerRow,
+ (void *) gResizeDeathBits);
+
+ SetPixmapBaseToScreen(gResizeDeathPix[1],
+ copy_rect.x1, copy_rect.y1);
+
+ gResizeDeathCount = 2;
+ }
+ }
+ else if (gravity) {
+ /* The general case. Just copy everything. */
+
+ RootlessStartDrawing(pWin);
+
+ gResizeDeathBits = malloc(winRec->bytesPerRow * winRec->height);
+
+ memcpy(gResizeDeathBits, winRec->pixelData,
+ winRec->bytesPerRow * winRec->height);
+
+ gResizeDeathBounds[0] = (BoxRec) {oldX, oldY, oldX2, oldY2};
+ gResizeDeathPix[0]
+ = GetScratchPixmapHeader(pScreen, winRec->width,
+ winRec->height,
+ winRec->win->drawable.depth,
+ winRec->win->drawable.bitsPerPixel,
+ winRec->bytesPerRow,
+ (void *) gResizeDeathBits);
+
+ SetPixmapBaseToScreen(gResizeDeathPix[0], oldX, oldY);
+ gResizeDeathCount = 1;
+ }
+
+ RootlessStopDrawing(pWin, FALSE);
+
+ winRec->x = newX;
+ winRec->y = newY;
+ winRec->width = newW;
+ winRec->height = newH;
+ winRec->borderWidth = newBW;
+
+ /* Unless both dimensions are getting smaller, Resize the frame
+ before doing gravity repair */
+
+ if (!resize_after) {
+ SCREENREC(pScreen)->imp->ResizeFrame(winRec->wid, pScreen,
+ newX + SCREEN_TO_GLOBAL_X,
+ newY + SCREEN_TO_GLOBAL_Y,
+ newW, newH, weight);
+ }
+
+ RootlessStartDrawing(pWin);
+
+ /* If necessary, create a source pixmap pointing at the current
+ window bits. */
+
+ if (need_window_source) {
+ gResizeDeathBounds[0] = (BoxRec) {oldX, oldY, oldX2, oldY2};
+ gResizeDeathPix[0]
+ = GetScratchPixmapHeader(pScreen, oldW, oldH,
+ winRec->win->drawable.depth,
+ winRec->win->drawable.bitsPerPixel,
+ winRec->bytesPerRow, winRec->pixelData);
+
+ SetPixmapBaseToScreen(gResizeDeathPix[0], oldX, oldY);
+ }
+
+ /* Use custom CopyWindow when moving gravity bits around
+ ResizeWindow assumes the old window contents are in the same
+ pixmap, but here they're in deathPix instead. */
+
+ if (gravity) {
+ gResizeOldCopyWindowProc = pScreen->CopyWindow;
+ pScreen->CopyWindow = RootlessResizeCopyWindow;
+ }
+
+ /* If we can't rely on the window server preserving the bits we
+ need in the position we need, copy the pixels in the
+ intersection from src to dst. ResizeWindow assumes these pixels
+ are already present when making gravity adjustments. pWin
+ currently has new-sized pixmap but is in old position.
+
+ FIXME: border width change! (?) */
+
+ if (gravity && weight == RL_GRAVITY_NONE) {
+ PixmapPtr src, dst;
+
+ assert(gResizeDeathCount == 1);
+
+ src = gResizeDeathPix[0];
+ dst = pScreen->GetWindowPixmap(pWin);
+
+ RL_DEBUG_MSG("Resize copy rect %d %d %d %d\n",
+ rect.x1, rect.y1, rect.x2, rect.y2);
+
+ /* rect is the intersection of the old location and new location */
+ if (BOX_NOT_EMPTY(rect) && src != NULL && dst != NULL) {
+ /* The window drawable still has the old frame position, which
+ means that DST doesn't actually point at the origin of our
+ physical backing store when adjusted by the drawable.x,y
+ position. So sneakily adjust it temporarily while copying.. */
+
+ ((PixmapPtr) dst)->devPrivate.ptr = winRec->pixelData;
+ SetPixmapBaseToScreen(dst, newX, newY);
+
+ fbCopyWindowProc(&src->drawable, &dst->drawable, NULL,
+ &rect, 1, 0, 0, FALSE, FALSE, 0, 0);
+
+ ((PixmapPtr) dst)->devPrivate.ptr = winRec->pixelData;
+ SetPixmapBaseToScreen(dst, oldX, oldY);
+ }
+ }
+
+ return resize_after;
+}
+
+
+static void
+FinishFrameResize(WindowPtr pWin, Bool gravity, int oldX, int oldY,
+ unsigned int oldW, unsigned int oldH, unsigned int oldBW,
+ int newX, int newY, unsigned int newW, unsigned int newH,
+ unsigned int newBW, Bool resize_now)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ RootlessWindowRec *winRec = WINREC(pWin);
+ int i;
+
+ RootlessStopDrawing(pWin, FALSE);
+
+ if (resize_now) {
+ unsigned int weight;
+
+ /* We didn't resize anything earlier, so do it now, now that
+ we've finished gravitating the bits. */
+
+ weight = ResizeWeighting(oldX, oldY, oldW, oldH, oldBW,
+ newX, newY, newW, newH, newBW);
+
+ SCREENREC(pScreen)->imp->ResizeFrame(winRec->wid, pScreen,
+ newX + SCREEN_TO_GLOBAL_X,
+ newY + SCREEN_TO_GLOBAL_Y,
+ newW, newH, weight);
+ }
+
+ /* Redraw everything. FIXME: there must be times when we don't need
+ to do this. Perhaps when top-left weighting and no gravity? */
+
+ RootlessDamageRect(pWin, -newBW, -newBW, newW, newH);
+
+ for (i = 0; i < 2; i++) {
+ if (gResizeDeathPix[i] != NULL) {
+ FreeScratchPixmapHeader(gResizeDeathPix[i]);
+ gResizeDeathPix[i] = NULL;
+ }
+ }
+
+ if (gResizeDeathBits != NULL) {
+ free(gResizeDeathBits);
+ gResizeDeathBits = NULL;
+ }
+
+ if (gravity) {
+ pScreen->CopyWindow = gResizeOldCopyWindowProc;
+ }
+}
+
+
+/*
+ * RootlessMoveWindow
+ * If kind==VTOther, window border is resizing (and borderWidth is
+ * already changed!!@#$) This case works like window resize, not move.
+ */
+void
+RootlessMoveWindow(WindowPtr pWin, int x, int y, WindowPtr pSib, VTKind kind)
+{
+ RootlessWindowRec *winRec = WINREC(pWin);
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CopyWindowProcPtr oldCopyWindowProc = NULL;
+ int oldX = 0, oldY = 0, newX = 0, newY = 0;
+ unsigned int oldW = 0, oldH = 0, oldBW = 0;
+ unsigned int newW = 0, newH = 0, newBW = 0;
+ Bool resize_after = FALSE;
+ RegionRec saveRoot;
+
+ RL_DEBUG_MSG("movewindow start \n");
+
+ if (winRec) {
+ if (kind == VTMove) {
+ oldX = winRec->x;
+ oldY = winRec->y;
+ RootlessRedisplay(pWin);
+ RootlessStartDrawing(pWin);
+ } else {
+ RL_DEBUG_MSG("movewindow border resizing ");
+
+ oldBW = winRec->borderWidth;
+ oldX = winRec->x;
+ oldY = winRec->y;
+ oldW = winRec->width;
+ oldH = winRec->height;
+
+ newBW = wBorderWidth(pWin);
+ newX = x;
+ newY = y;
+ newW = pWin->drawable.width + 2*newBW;
+ newH = pWin->drawable.height + 2*newBW;
+
+ resize_after = StartFrameResize(pWin, FALSE,
+ oldX, oldY, oldW, oldH, oldBW,
+ newX, newY, newW, newH, newBW);
+ }
+ }
+
+ HUGE_ROOT(pWin);
+ SCREEN_UNWRAP(pScreen, MoveWindow);
+
+ if (winRec) {
+ oldCopyWindowProc = pScreen->CopyWindow;
+ pScreen->CopyWindow = RootlessNoCopyWindow;
+ }
+ pScreen->MoveWindow(pWin, x, y, pSib, kind);
+ if (winRec) {
+ pScreen->CopyWindow = oldCopyWindowProc;
+ }
+
+ NORMAL_ROOT(pWin);
+ SCREEN_WRAP(pScreen, MoveWindow);
+
+ if (winRec) {
+ if (kind == VTMove) {
+ winRec->x = x;
+ winRec->y = y;
+ RootlessStopDrawing(pWin, FALSE);
+ SCREENREC(pScreen)->imp->MoveFrame(winRec->wid, pScreen,
+ x + SCREEN_TO_GLOBAL_X,
+ y + SCREEN_TO_GLOBAL_Y);
+ } else {
+ FinishFrameResize(pWin, FALSE, oldX, oldY, oldW, oldH, oldBW,
+ newX, newY, newW, newH, newBW, resize_after);
+ }
+ }
+
+ RL_DEBUG_MSG("movewindow end\n");
+}
+
+
+/*
+ * RootlessResizeWindow
+ * Note: (x, y, w, h) as passed to this procedure don't match the frame
+ * definition. (x,y) is corner of very outer edge, *outside* border.
+ * w,h is width and height *inside* border, *ignoring* border width.
+ * The rect (x, y, w, h) doesn't mean anything. (x, y, w+2*bw, h+2*bw)
+ * is total rect and (x+bw, y+bw, w, h) is inner rect.
+ */
+void
+RootlessResizeWindow(WindowPtr pWin, int x, int y,
+ unsigned int w, unsigned int h, WindowPtr pSib)
+{
+ RootlessWindowRec *winRec = WINREC(pWin);
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ int oldX = 0, oldY = 0, newX = 0, newY = 0;
+ unsigned int oldW = 0, oldH = 0, oldBW = 0, newW = 0, newH = 0, newBW = 0;
+ Bool resize_after = FALSE;
+ RegionRec saveRoot;
+
+ RL_DEBUG_MSG("resizewindow start (win 0x%x) ", pWin);
+
+ if(pWin->parent) {
+ if (winRec) {
+ oldBW = winRec->borderWidth;
+ oldX = winRec->x;
+ oldY = winRec->y;
+ oldW = winRec->width;
+ oldH = winRec->height;
+
+ newBW = oldBW;
+ newX = x;
+ newY = y;
+ newW = w + 2*newBW;
+ newH = h + 2*newBW;
+
+ resize_after = StartFrameResize(pWin, TRUE,
+ oldX, oldY, oldW, oldH, oldBW,
+ newX, newY, newW, newH, newBW);
+ }
+
+ HUGE_ROOT(pWin);
+ SCREEN_UNWRAP(pScreen, ResizeWindow);
+ pScreen->ResizeWindow(pWin, x, y, w, h, pSib);
+ SCREEN_WRAP(pScreen, ResizeWindow);
+ NORMAL_ROOT(pWin);
+
+ if (winRec) {
+ FinishFrameResize(pWin, TRUE, oldX, oldY, oldW, oldH, oldBW,
+ newX, newY, newW, newH, newBW, resize_after);
+ }
+ } else {
+ /* Special case for resizing the root window */
+ BoxRec box;
+
+ pWin->drawable.x = x;
+ pWin->drawable.y = y;
+ pWin->drawable.width = w;
+ pWin->drawable.height = h;
+
+ box.x1 = x; box.y1 = y;
+ box.x2 = x + w; box.y2 = y + h;
+ REGION_UNINIT(pScreen, &pWin->winSize);
+ REGION_INIT(pScreen, &pWin->winSize, &box, 1);
+ REGION_COPY(pScreen, &pWin->borderSize, &pWin->winSize);
+ REGION_COPY(pScreen, &pWin->clipList, &pWin->winSize);
+ REGION_COPY(pScreen, &pWin->borderClip, &pWin->winSize);
+
+ miSendExposures(pWin, &pWin->borderClip,
+ pWin->drawable.x, pWin->drawable.y);
+ }
+
+ RL_DEBUG_MSG("resizewindow end\n");
+}
+
+
+/*
+ * RootlessRepositionWindow
+ * Called by the implementation when a window needs to be repositioned to
+ * its correct location on the screen. This routine is typically needed
+ * due to changes in the underlying window system, such as a screen layout
+ * change.
+ */
+void
+RootlessRepositionWindow(WindowPtr pWin)
+{
+ RootlessWindowRec *winRec = WINREC(pWin);
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ if (winRec == NULL)
+ return;
+
+ RootlessStopDrawing(pWin, FALSE);
+ SCREENREC(pScreen)->imp->MoveFrame(winRec->wid, pScreen,
+ winRec->x + SCREEN_TO_GLOBAL_X,
+ winRec->y + SCREEN_TO_GLOBAL_Y);
+
+ RootlessReorderWindow(pWin);
+}
+
+
+/*
+ * RootlessReparentWindow
+ * Called after a window has been reparented. Generally windows are not
+ * framed until they are mapped. However, a window may be framed early by the
+ * implementation calling RootlessFrameForWindow. (e.g. this could be needed
+ * to attach a VRAM surface to it.) If the window is subsequently reparented
+ * by the window manager before being mapped, we need to give the frame to
+ * the new top-level window.
+ */
+void
+RootlessReparentWindow(WindowPtr pWin, WindowPtr pPriorParent)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ RootlessWindowRec *winRec = WINREC(pWin);
+ WindowPtr pTopWin;
+
+ /* Check that window is not top-level now, but used to be. */
+ if (IsRoot(pWin) || IsRoot(pWin->parent)
+ || IsTopLevel(pWin) || winRec == NULL)
+ {
+ goto out;
+ }
+
+ /* If the formerly top-level window has a frame, we want to give the
+ frame to its new top-level parent. If we can't do that, we'll just
+ have to jettison it... */
+
+ pTopWin = TopLevelParent(pWin);
+ assert(pTopWin != pWin);
+
+ pWin->rootlessUnhittable = FALSE;
+
+ DeleteProperty (serverClient, pWin, xa_native_window_id ());
+
+ if (WINREC(pTopWin) != NULL) {
+ /* We're screwed. */
+ RootlessDestroyFrame(pWin, winRec);
+ } else {
+ if (!pTopWin->realized && pWin->realized) {
+ SCREENREC(pScreen)->imp->UnmapFrame(winRec->wid);
+ }
+
+ /* Switch the frame record from one to the other. */
+
+ SETWINREC(pWin, NULL);
+ SETWINREC(pTopWin, winRec);
+
+ RootlessInitializeFrame(pTopWin, winRec);
+ RootlessReshapeFrame(pTopWin);
+
+ SCREENREC(pScreen)->imp->ResizeFrame(winRec->wid, pScreen,
+ winRec->x + SCREEN_TO_GLOBAL_X,
+ winRec->y + SCREEN_TO_GLOBAL_Y,
+ winRec->width, winRec->height,
+ RL_GRAVITY_NONE);
+
+ if (SCREENREC(pScreen)->imp->SwitchWindow) {
+ SCREENREC(pScreen)->imp->SwitchWindow(winRec, pWin);
+ }
+
+ if (pTopWin->realized && !pWin->realized)
+ winRec->is_reorder_pending = TRUE;
+ }
+
+out:
+ if (SCREENREC(pScreen)->ReparentWindow) {
+ SCREEN_UNWRAP(pScreen, ReparentWindow);
+ pScreen->ReparentWindow(pWin, pPriorParent);
+ SCREEN_WRAP(pScreen, ReparentWindow);
+ }
+}
+
+
+void
+RootlessFlushWindowColormap (WindowPtr pWin)
+{
+ RootlessWindowRec *winRec = WINREC (pWin);
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ if (winRec == NULL)
+ return;
+
+ RootlessStopDrawing (pWin, FALSE);
+
+ if (SCREENREC(pScreen)->imp->UpdateColormap)
+ SCREENREC(pScreen)->imp->UpdateColormap(winRec->wid, pScreen);
+}
+
+/*
+ * RootlessChangeBorderWidth
+ * FIXME: untested!
+ * pWin inside corner stays the same; pWin->drawable.[xy] stays the same
+ * Frame moves and resizes.
+ */
+void
+RootlessChangeBorderWidth(WindowPtr pWin, unsigned int width)
+{
+ RegionRec saveRoot;
+ Bool resize_after = FALSE;
+
+ RL_DEBUG_MSG("change border width ");
+
+ if (width != wBorderWidth(pWin)) {
+ RootlessWindowRec *winRec = WINREC(pWin);
+ int oldX = 0, oldY = 0, newX = 0, newY = 0;
+ unsigned int oldW = 0, oldH = 0, oldBW = 0;
+ unsigned int newW = 0, newH = 0, newBW = 0;
+
+ if (winRec) {
+ oldBW = winRec->borderWidth;
+ oldX = winRec->x;
+ oldY = winRec->y;
+ oldW = winRec->width;
+ oldH = winRec->height;
+
+ newBW = width;
+ newX = pWin->drawable.x - newBW;
+ newY = pWin->drawable.y - newBW;
+ newW = pWin->drawable.width + 2*newBW;
+ newH = pWin->drawable.height + 2*newBW;
+
+ resize_after = StartFrameResize(pWin, FALSE,
+ oldX, oldY, oldW, oldH, oldBW,
+ newX, newY, newW, newH, newBW);
+ }
+
+ HUGE_ROOT(pWin);
+ SCREEN_UNWRAP(pWin->drawable.pScreen, ChangeBorderWidth);
+ pWin->drawable.pScreen->ChangeBorderWidth(pWin, width);
+ SCREEN_WRAP(pWin->drawable.pScreen, ChangeBorderWidth);
+ NORMAL_ROOT(pWin);
+
+ if (winRec) {
+ FinishFrameResize(pWin, FALSE, oldX, oldY, oldW, oldH, oldBW,
+ newX, newY, newW, newH, newBW, resize_after);
+ }
+ }
+
+ RL_DEBUG_MSG("change border width end\n");
+}
+
+/*
+ * RootlessOrderAllWindows
+ * Brings all X11 windows to the top of the window stack
+ * (i.e in front of Aqua windows) -- called when X11.app is given focus
+ */
+void
+RootlessOrderAllWindows (void)
+{
+ int i;
+ WindowPtr pWin;
+
+ if (windows_hidden)
+ return;
+
+ RL_DEBUG_MSG("RootlessOrderAllWindows() ");
+ for (i = 0; i < screenInfo.numScreens; i++) {
+ if (screenInfo.screens[i] == NULL) continue;
+ pWin = WindowTable[i];
+ if (pWin == NULL) continue;
+
+ for (pWin = pWin->firstChild; pWin != NULL; pWin = pWin->nextSib) {
+ if (!pWin->realized) continue;
+ if (RootlessEnsureFrame(pWin) == NULL) continue;
+ RootlessReorderWindow (pWin);
+ }
+ }
+ RL_DEBUG_MSG("RootlessOrderAllWindows() done");
+}
+
+void
+RootlessEnableRoot (ScreenPtr pScreen)
+{
+ WindowPtr pRoot;
+ pRoot = WindowTable[pScreen->myNum];
+
+ RootlessEnsureFrame (pRoot);
+ (*pScreen->ClearToBackground) (pRoot, 0, 0, 0, 0, TRUE);
+ RootlessReorderWindow (pRoot);
+}
+
+void
+RootlessDisableRoot (ScreenPtr pScreen)
+{
+ WindowPtr pRoot;
+ RootlessWindowRec *winRec;
+
+ pRoot = WindowTable[pScreen->myNum];
+ winRec = WINREC (pRoot);
+
+ if (NULL == winRec)
+ return;
+
+ RootlessDestroyFrame (pRoot, winRec);
+ DeleteProperty (serverClient, pRoot, xa_native_window_id ());
+}
+
+void
+RootlessHideAllWindows (void)
+{
+ int i;
+ ScreenPtr pScreen;
+ WindowPtr pWin;
+ RootlessWindowRec *winRec;
+
+ if (windows_hidden)
+ return;
+
+ windows_hidden = TRUE;
+
+ for (i = 0; i < screenInfo.numScreens; i++)
+ {
+ pScreen = screenInfo.screens[i];
+ pWin = WindowTable[i];
+ if (pScreen == NULL || pWin == NULL)
+ continue;
+
+ for (pWin = pWin->firstChild; pWin != NULL; pWin = pWin->nextSib)
+ {
+ if (!pWin->realized)
+ continue;
+
+ RootlessStopDrawing (pWin, FALSE);
+
+ winRec = WINREC (pWin);
+ if (winRec != NULL)
+ {
+ if (SCREENREC(pScreen)->imp->HideWindow)
+ SCREENREC(pScreen)->imp->HideWindow(winRec->wid);
+ }
+ }
+ }
+}
+
+void
+RootlessShowAllWindows (void)
+{
+ int i;
+ ScreenPtr pScreen;
+ WindowPtr pWin;
+ RootlessWindowRec *winRec;
+
+ if (!windows_hidden)
+ return;
+
+ windows_hidden = FALSE;
+
+ for (i = 0; i < screenInfo.numScreens; i++)
+ {
+ pScreen = screenInfo.screens[i];
+ pWin = WindowTable[i];
+ if (pScreen == NULL || pWin == NULL)
+ continue;
+
+ for (pWin = pWin->firstChild; pWin != NULL; pWin = pWin->nextSib)
+ {
+ if (!pWin->realized)
+ continue;
+
+ winRec = RootlessEnsureFrame (pWin);
+ if (winRec == NULL)
+ continue;
+
+ RootlessReorderWindow (pWin);
+ }
+
+ RootlessScreenExpose (pScreen);
+ }
+}
+
+/*
+ * SetPixmapOfAncestors
+ * Set the Pixmaps on all ParentRelative windows up the ancestor chain.
+ */
+void
+RootlessSetPixmapOfAncestors(WindowPtr pWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ WindowPtr topWin = TopLevelParent(pWin);
+ RootlessWindowRec *topWinRec = WINREC(topWin);
+
+ while (pWin->backgroundState == ParentRelative) {
+ if (pWin == topWin) {
+ // disallow ParentRelative background state on top level
+ XID pixel = 0;
+ ChangeWindowAttributes(pWin, CWBackPixel, &pixel, serverClient);
+ RL_DEBUG_MSG("Cleared ParentRelative on 0x%x.\n", pWin);
+ break;
+ }
+
+ pWin = pWin->parent;
+ pScreen->SetWindowPixmap(pWin, topWinRec->pixmap);
+ }
+}
+
diff --git a/xorg-server/miext/shadow/shadow.c b/xorg-server/miext/shadow/shadow.c
index 608ccd234..2dcee60b1 100644
--- a/xorg-server/miext/shadow/shadow.c
+++ b/xorg-server/miext/shadow/shadow.c
@@ -1,249 +1,249 @@
-/*
- * Copyright © 2000 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 "dixfontstr.h"
-#include "mi.h"
-#include "regionstr.h"
-#include "globals.h"
-#include "gcstruct.h"
-#include "shadow.h"
-
-static int shadowScrPrivateKeyIndex;
-DevPrivateKey shadowScrPrivateKey = &shadowScrPrivateKeyIndex;
-
-#define wrap(priv, real, mem) {\
- priv->mem = real->mem; \
- real->mem = shadow##mem; \
-}
-
-#define unwrap(priv, real, mem) {\
- real->mem = priv->mem; \
-}
-
-static void
-shadowRedisplay(ScreenPtr pScreen)
-{
- shadowBuf(pScreen);
- RegionPtr pRegion;
-
- if (!pBuf || !pBuf->pDamage || !pBuf->update)
- return;
- pRegion = DamageRegion(pBuf->pDamage);
- if (REGION_NOTEMPTY(pScreen, pRegion)) {
- (*pBuf->update)(pScreen, pBuf);
- DamageEmpty(pBuf->pDamage);
- }
-}
-
-static void
-shadowBlockHandler(pointer data, OSTimePtr pTimeout, pointer pRead)
-{
- ScreenPtr pScreen = (ScreenPtr) data;
-
- shadowRedisplay(pScreen);
-}
-
-static void
-shadowWakeupHandler(pointer data, int i, pointer LastSelectMask)
-{
-}
-
-static void
-shadowGetImage(DrawablePtr pDrawable, int sx, int sy, int w, int h,
- unsigned int format, unsigned long planeMask, char *pdstLine)
-{
- ScreenPtr pScreen = pDrawable->pScreen;
- shadowBuf(pScreen);
-
- /* Many apps use GetImage to sync with the visable frame buffer */
- if (pDrawable->type == DRAWABLE_WINDOW)
- shadowRedisplay(pScreen);
- unwrap(pBuf, pScreen, GetImage);
- pScreen->GetImage(pDrawable, sx, sy, w, h, format, planeMask, pdstLine);
- wrap(pBuf, pScreen, GetImage);
-}
-
-#define BACKWARDS_COMPATIBILITY
-
-static Bool
-shadowCloseScreen(int i, ScreenPtr pScreen)
-{
- shadowBuf(pScreen);
-
- unwrap(pBuf, pScreen, GetImage);
- unwrap(pBuf, pScreen, CloseScreen);
- shadowRemove(pScreen, pBuf->pPixmap);
- DamageDestroy(pBuf->pDamage);
-#ifdef BACKWARDS_COMPATIBILITY
- REGION_UNINIT(pScreen, &pBuf->damage); /* bc */
-#endif
- if (pBuf->pPixmap)
- pScreen->DestroyPixmap(pBuf->pPixmap);
- xfree(pBuf);
- return pScreen->CloseScreen(i, pScreen);
-}
-
-#ifdef BACKWARDS_COMPATIBILITY
-static void
-shadowReportFunc(DamagePtr pDamage, RegionPtr pRegion, void *closure)
-{
- ScreenPtr pScreen = closure;
- shadowBufPtr pBuf = (shadowBufPtr)
- dixLookupPrivate(&pScreen->devPrivates, shadowScrPrivateKey);
-
- /* Register the damaged region, use DamageReportNone below when we
- * want to break BC below... */
- REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage, pRegion);
-
- /*
- * BC hack. In 7.0 and earlier several drivers would inspect the
- * 'damage' member directly, so we have to keep it existing.
- */
- REGION_COPY(pScreen, &pBuf->damage, pRegion);
-}
-#endif
-
-Bool
-shadowSetup(ScreenPtr pScreen)
-{
- shadowBufPtr pBuf;
-
- if (!DamageSetup(pScreen))
- return FALSE;
-
- pBuf = xalloc(sizeof(shadowBufRec));
- if (!pBuf)
- return FALSE;
-#ifdef BACKWARDS_COMPATIBILITY
- pBuf->pDamage = DamageCreate((DamageReportFunc)shadowReportFunc,
- (DamageDestroyFunc)NULL,
- DamageReportRawRegion,
- TRUE, pScreen, pScreen);
-#else
- pBuf->pDamage = DamageCreate((DamageReportFunc)NULL,
- (DamageDestroyFunc)NULL,
- DamageReportNone,
- TRUE, pScreen, pScreen);
-#endif
- if (!pBuf->pDamage) {
- xfree(pBuf);
- return FALSE;
- }
-
- wrap(pBuf, pScreen, CloseScreen);
- wrap(pBuf, pScreen, GetImage);
- pBuf->update = 0;
- pBuf->window = 0;
- pBuf->pPixmap = 0;
- pBuf->closure = 0;
- pBuf->randr = 0;
-#ifdef BACKWARDS_COMPATIBILITY
- REGION_NULL(pScreen, &pBuf->damage); /* bc */
-#endif
-
- dixSetPrivate(&pScreen->devPrivates, shadowScrPrivateKey, pBuf);
- return TRUE;
-}
-
-Bool
-shadowAdd(ScreenPtr pScreen, PixmapPtr pPixmap, ShadowUpdateProc update,
- ShadowWindowProc window, int randr, void *closure)
-{
- shadowBuf(pScreen);
-
- if (!RegisterBlockAndWakeupHandlers(shadowBlockHandler, shadowWakeupHandler,
- (pointer)pScreen))
- return FALSE;
-
- /*
- * Map simple rotation values to bitmasks; fortunately,
- * these are all unique
- */
- switch (randr) {
- case 0:
- randr = SHADOW_ROTATE_0;
- break;
- case 90:
- randr = SHADOW_ROTATE_90;
- break;
- case 180:
- randr = SHADOW_ROTATE_180;
- break;
- case 270:
- randr = SHADOW_ROTATE_270;
- break;
- }
- pBuf->update = update;
- pBuf->window = window;
- pBuf->randr = randr;
- pBuf->closure = closure;
- pBuf->pPixmap = pPixmap;
- DamageRegister(&pPixmap->drawable, pBuf->pDamage);
- return TRUE;
-}
-
-void
-shadowRemove(ScreenPtr pScreen, PixmapPtr pPixmap)
-{
- shadowBuf(pScreen);
-
- if (pBuf->pPixmap) {
- DamageUnregister(&pBuf->pPixmap->drawable, pBuf->pDamage);
- pBuf->update = 0;
- pBuf->window = 0;
- pBuf->randr = 0;
- pBuf->closure = 0;
- pBuf->pPixmap = 0;
- }
-
- RemoveBlockAndWakeupHandlers(shadowBlockHandler, shadowWakeupHandler,
- (pointer) pScreen);
-}
-
-Bool
-shadowInit(ScreenPtr pScreen, ShadowUpdateProc update, ShadowWindowProc window)
-{
- PixmapPtr pPixmap;
-
- pPixmap = pScreen->CreatePixmap(pScreen, pScreen->width, pScreen->height,
- pScreen->rootDepth, 0);
- if (!pPixmap)
- return FALSE;
-
- if (!shadowSetup(pScreen)) {
- pScreen->DestroyPixmap(pPixmap);
- return FALSE;
- }
-
- shadowAdd(pScreen, pPixmap, update, window, SHADOW_ROTATE_0, 0);
-
- return TRUE;
-}
+/*
+ * Copyright © 2000 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 "dixfontstr.h"
+#include "mi.h"
+#include "regionstr.h"
+#include "globals.h"
+#include "gcstruct.h"
+#include "shadow.h"
+
+static int shadowScrPrivateKeyIndex;
+DevPrivateKey shadowScrPrivateKey = &shadowScrPrivateKeyIndex;
+
+#define wrap(priv, real, mem) {\
+ priv->mem = real->mem; \
+ real->mem = shadow##mem; \
+}
+
+#define unwrap(priv, real, mem) {\
+ real->mem = priv->mem; \
+}
+
+static void
+shadowRedisplay(ScreenPtr pScreen)
+{
+ shadowBuf(pScreen);
+ RegionPtr pRegion;
+
+ if (!pBuf || !pBuf->pDamage || !pBuf->update)
+ return;
+ pRegion = DamageRegion(pBuf->pDamage);
+ if (REGION_NOTEMPTY(pScreen, pRegion)) {
+ (*pBuf->update)(pScreen, pBuf);
+ DamageEmpty(pBuf->pDamage);
+ }
+}
+
+static void
+shadowBlockHandler(pointer data, OSTimePtr pTimeout, pointer pRead)
+{
+ ScreenPtr pScreen = (ScreenPtr) data;
+
+ shadowRedisplay(pScreen);
+}
+
+static void
+shadowWakeupHandler(pointer data, int i, pointer LastSelectMask)
+{
+}
+
+static void
+shadowGetImage(DrawablePtr pDrawable, int sx, int sy, int w, int h,
+ unsigned int format, unsigned long planeMask, char *pdstLine)
+{
+ ScreenPtr pScreen = pDrawable->pScreen;
+ shadowBuf(pScreen);
+
+ /* Many apps use GetImage to sync with the visable frame buffer */
+ if (pDrawable->type == DRAWABLE_WINDOW)
+ shadowRedisplay(pScreen);
+ unwrap(pBuf, pScreen, GetImage);
+ pScreen->GetImage(pDrawable, sx, sy, w, h, format, planeMask, pdstLine);
+ wrap(pBuf, pScreen, GetImage);
+}
+
+#define BACKWARDS_COMPATIBILITY
+
+static Bool
+shadowCloseScreen(int i, ScreenPtr pScreen)
+{
+ shadowBuf(pScreen);
+
+ unwrap(pBuf, pScreen, GetImage);
+ unwrap(pBuf, pScreen, CloseScreen);
+ shadowRemove(pScreen, pBuf->pPixmap);
+ DamageDestroy(pBuf->pDamage);
+#ifdef BACKWARDS_COMPATIBILITY
+ REGION_UNINIT(pScreen, &pBuf->damage); /* bc */
+#endif
+ if (pBuf->pPixmap)
+ pScreen->DestroyPixmap(pBuf->pPixmap);
+ free(pBuf);
+ return pScreen->CloseScreen(i, pScreen);
+}
+
+#ifdef BACKWARDS_COMPATIBILITY
+static void
+shadowReportFunc(DamagePtr pDamage, RegionPtr pRegion, void *closure)
+{
+ ScreenPtr pScreen = closure;
+ shadowBufPtr pBuf = (shadowBufPtr)
+ dixLookupPrivate(&pScreen->devPrivates, shadowScrPrivateKey);
+
+ /* Register the damaged region, use DamageReportNone below when we
+ * want to break BC below... */
+ REGION_UNION(pScreen, &pDamage->damage, &pDamage->damage, pRegion);
+
+ /*
+ * BC hack. In 7.0 and earlier several drivers would inspect the
+ * 'damage' member directly, so we have to keep it existing.
+ */
+ REGION_COPY(pScreen, &pBuf->damage, pRegion);
+}
+#endif
+
+Bool
+shadowSetup(ScreenPtr pScreen)
+{
+ shadowBufPtr pBuf;
+
+ if (!DamageSetup(pScreen))
+ return FALSE;
+
+ pBuf = malloc(sizeof(shadowBufRec));
+ if (!pBuf)
+ return FALSE;
+#ifdef BACKWARDS_COMPATIBILITY
+ pBuf->pDamage = DamageCreate((DamageReportFunc)shadowReportFunc,
+ (DamageDestroyFunc)NULL,
+ DamageReportRawRegion,
+ TRUE, pScreen, pScreen);
+#else
+ pBuf->pDamage = DamageCreate((DamageReportFunc)NULL,
+ (DamageDestroyFunc)NULL,
+ DamageReportNone,
+ TRUE, pScreen, pScreen);
+#endif
+ if (!pBuf->pDamage) {
+ free(pBuf);
+ return FALSE;
+ }
+
+ wrap(pBuf, pScreen, CloseScreen);
+ wrap(pBuf, pScreen, GetImage);
+ pBuf->update = 0;
+ pBuf->window = 0;
+ pBuf->pPixmap = 0;
+ pBuf->closure = 0;
+ pBuf->randr = 0;
+#ifdef BACKWARDS_COMPATIBILITY
+ REGION_NULL(pScreen, &pBuf->damage); /* bc */
+#endif
+
+ dixSetPrivate(&pScreen->devPrivates, shadowScrPrivateKey, pBuf);
+ return TRUE;
+}
+
+Bool
+shadowAdd(ScreenPtr pScreen, PixmapPtr pPixmap, ShadowUpdateProc update,
+ ShadowWindowProc window, int randr, void *closure)
+{
+ shadowBuf(pScreen);
+
+ if (!RegisterBlockAndWakeupHandlers(shadowBlockHandler, shadowWakeupHandler,
+ (pointer)pScreen))
+ return FALSE;
+
+ /*
+ * Map simple rotation values to bitmasks; fortunately,
+ * these are all unique
+ */
+ switch (randr) {
+ case 0:
+ randr = SHADOW_ROTATE_0;
+ break;
+ case 90:
+ randr = SHADOW_ROTATE_90;
+ break;
+ case 180:
+ randr = SHADOW_ROTATE_180;
+ break;
+ case 270:
+ randr = SHADOW_ROTATE_270;
+ break;
+ }
+ pBuf->update = update;
+ pBuf->window = window;
+ pBuf->randr = randr;
+ pBuf->closure = closure;
+ pBuf->pPixmap = pPixmap;
+ DamageRegister(&pPixmap->drawable, pBuf->pDamage);
+ return TRUE;
+}
+
+void
+shadowRemove(ScreenPtr pScreen, PixmapPtr pPixmap)
+{
+ shadowBuf(pScreen);
+
+ if (pBuf->pPixmap) {
+ DamageUnregister(&pBuf->pPixmap->drawable, pBuf->pDamage);
+ pBuf->update = 0;
+ pBuf->window = 0;
+ pBuf->randr = 0;
+ pBuf->closure = 0;
+ pBuf->pPixmap = 0;
+ }
+
+ RemoveBlockAndWakeupHandlers(shadowBlockHandler, shadowWakeupHandler,
+ (pointer) pScreen);
+}
+
+Bool
+shadowInit(ScreenPtr pScreen, ShadowUpdateProc update, ShadowWindowProc window)
+{
+ PixmapPtr pPixmap;
+
+ pPixmap = pScreen->CreatePixmap(pScreen, pScreen->width, pScreen->height,
+ pScreen->rootDepth, 0);
+ if (!pPixmap)
+ return FALSE;
+
+ if (!shadowSetup(pScreen)) {
+ pScreen->DestroyPixmap(pPixmap);
+ return FALSE;
+ }
+
+ shadowAdd(pScreen, pPixmap, update, window, SHADOW_ROTATE_0, 0);
+
+ return TRUE;
+}
diff --git a/xorg-server/miext/shadow/shalloc.c b/xorg-server/miext/shadow/shalloc.c
index 72aa28b14..ebeaaaee6 100644
--- a/xorg-server/miext/shadow/shalloc.c
+++ b/xorg-server/miext/shadow/shalloc.c
@@ -1,50 +1,50 @@
-/*
- * Copyright © 2000 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 <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 "shadow.h"
-
-void *
-shadowAlloc (int width, int height, int bpp)
-{
- int stride;
- void *fb;
-
- /* Cant use PixmapBytePad -- the structure is probably not initialized yet */
- stride = BitmapBytePad (width * bpp);
- fb = xalloc (stride * height);
- return fb;
-}
+/*
+ * Copyright © 2000 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 <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 "shadow.h"
+
+void *
+shadowAlloc (int width, int height, int bpp)
+{
+ int stride;
+ void *fb;
+
+ /* Cant use PixmapBytePad -- the structure is probably not initialized yet */
+ stride = BitmapBytePad (width * bpp);
+ fb = malloc(stride * height);
+ return fb;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 18:32:51 +0000