int
ProcXFixesRegionExtents (ClientPtr client)
{
RegionPtr pSource, pDestination;
REQUEST(xXFixesRegionExtentsReq);
REQUEST_SIZE_MATCH(xXFixesRegionExtentsReq);
VERIFY_REGION(pSource, stuff->source, client, DixReadAccess);
VERIFY_REGION(pDestination, stuff->destination, client, DixWriteAccess);
REGION_RESET (0, pDestination, REGION_EXTENTS (0, pSource));
return (client->noClientException);
}
void
KdSetRootClip (ScreenPtr pScreen, BOOL enable)
{
#ifndef FB_OLD_SCREEN
WindowPtr pWin = WindowTable[pScreen->myNum];
WindowPtr pChild;
Bool WasViewable;
Bool anyMarked = FALSE;
RegionPtr pOldClip = 0, bsExposed;
#ifdef DO_SAVE_UNDERS
Bool dosave = FALSE;
#endif
WindowPtr pLayerWin;
BoxRec box;
if (!pWin)
return;
WasViewable = (Bool)(pWin->viewable);
if (WasViewable)
{
for (pChild = pWin->firstChild; pChild; pChild = pChild->nextSib)
{
(void) (*pScreen->MarkOverlappedWindows)(pChild,
pChild,
&pLayerWin);
}
(*pScreen->MarkWindow) (pWin);
anyMarked = TRUE;
if (pWin->valdata)
{
if (HasBorder (pWin))
{
RegionPtr borderVisible;
borderVisible = REGION_CREATE(pScreen, NullBox, 1);
REGION_SUBTRACT(pScreen, borderVisible,
&pWin->borderClip, &pWin->winSize);
pWin->valdata->before.borderVisible = borderVisible;
}
pWin->valdata->before.resized = TRUE;
}
}
if (enable)
{
box.x1 = 0;
box.y1 = 0;
box.x2 = pScreen->width;
box.y2 = pScreen->height;
pWin->drawable.width = pScreen->width;
pWin->drawable.height = pScreen->height;
REGION_INIT (pScreen, &pWin->winSize, &box, 1);
REGION_INIT (pScreen, &pWin->borderSize, &box, 1);
REGION_RESET(pScreen, &pWin->borderClip, &box);
REGION_BREAK (pWin->drawable.pScreen, &pWin->clipList);
}
else
{
REGION_EMPTY(pScreen, &pWin->borderClip);
REGION_BREAK (pWin->drawable.pScreen, &pWin->clipList);
}
ResizeChildrenWinSize (pWin, 0, 0, 0, 0);
if (WasViewable)
{
if (pWin->backStorage)
{
pOldClip = REGION_CREATE(pScreen, NullBox, 1);
REGION_COPY(pScreen, pOldClip, &pWin->clipList);
}
if (pWin->firstChild)
{
anyMarked |= (*pScreen->MarkOverlappedWindows)(pWin->firstChild,
pWin->firstChild,
(WindowPtr *)NULL);
}
else
{
(*pScreen->MarkWindow) (pWin);
anyMarked = TRUE;
}
#ifdef DO_SAVE_UNDERS
if (DO_SAVE_UNDERS(pWin))
{
dosave = (*pScreen->ChangeSaveUnder)(pLayerWin, pLayerWin);
}
#endif /* DO_SAVE_UNDERS */
if (anyMarked)
(*pScreen->ValidateTree)(pWin, NullWindow, VTOther);
}
if (pWin->backStorage &&
((pWin->backingStore == Always) || WasViewable))
{
if (!WasViewable)
pOldClip = &pWin->clipList; /* a convenient empty region */
bsExposed = (*pScreen->TranslateBackingStore)
(pWin, 0, 0, pOldClip,
pWin->drawable.x, pWin->drawable.y);
if (WasViewable)
REGION_DESTROY(pScreen, pOldClip);
if (bsExposed)
{
RegionPtr valExposed = NullRegion;
if (pWin->valdata)
valExposed = &pWin->valdata->after.exposed;
(*pScreen->WindowExposures) (pWin, valExposed, bsExposed);
if (valExposed)
REGION_EMPTY(pScreen, valExposed);
REGION_DESTROY(pScreen, bsExposed);
}
}
if (WasViewable)
{
if (anyMarked)
(*pScreen->HandleExposures)(pWin);
#ifdef DO_SAVE_UNDERS
if (dosave)
(*pScreen->PostChangeSaveUnder)(pLayerWin, pLayerWin);
#endif /* DO_SAVE_UNDERS */
if (anyMarked && pScreen->PostValidateTree)
(*pScreen->PostValidateTree)(pWin, NullWindow, VTOther);
}
if (pWin->realized)
WindowsRestructured ();
#endif /* !FB_OLD_SCREEN */
}
void
miValidatePicture (PicturePtr pPicture,
Mask mask)
{
DrawablePtr pDrawable = pPicture->pDrawable;
if ((mask & (CPClipXOrigin|CPClipYOrigin|CPClipMask|CPSubwindowMode)) ||
(pDrawable->serialNumber != (pPicture->serialNumber & DRAWABLE_SERIAL_BITS)))
{
if (pDrawable->type == DRAWABLE_WINDOW)
{
WindowPtr pWin = (WindowPtr) pDrawable;
RegionPtr pregWin;
Bool freeTmpClip, freeCompClip;
if (pPicture->subWindowMode == IncludeInferiors)
{
pregWin = NotClippedByChildren(pWin);
freeTmpClip = TRUE;
}
else
{
pregWin = &pWin->clipList;
freeTmpClip = FALSE;
}
freeCompClip = pPicture->freeCompClip;
/*
* if there is no client clip, we can get by with just keeping the
* pointer we got, and remembering whether or not should destroy
* (or maybe re-use) it later. this way, we avoid unnecessary
* copying of regions. (this wins especially if many clients clip
* by children and have no client clip.)
*/
if (pPicture->clientClipType == CT_NONE)
{
if (freeCompClip)
REGION_DESTROY(pScreen, pPicture->pCompositeClip);
pPicture->pCompositeClip = pregWin;
pPicture->freeCompClip = freeTmpClip;
}
else
{
/*
* we need one 'real' region to put into the composite clip. if
* pregWin the current composite clip are real, we can get rid of
* one. if pregWin is real and the current composite clip isn't,
* use pregWin for the composite clip. if the current composite
* clip is real and pregWin isn't, use the current composite
* clip. if neither is real, create a new region.
*/
REGION_TRANSLATE(pScreen, pPicture->clientClip,
pDrawable->x + pPicture->clipOrigin.x,
pDrawable->y + pPicture->clipOrigin.y);
if (freeCompClip)
{
REGION_INTERSECT(pPicture->pScreen, pPicture->pCompositeClip,
pregWin, pPicture->clientClip);
if (freeTmpClip)
REGION_DESTROY(pScreen, pregWin);
}
else if (freeTmpClip)
{
REGION_INTERSECT(pScreen, pregWin, pregWin, pPicture->clientClip);
pPicture->pCompositeClip = pregWin;
}
else
{
pPicture->pCompositeClip = REGION_CREATE(pScreen, NullBox, 0);
REGION_INTERSECT(pScreen, pPicture->pCompositeClip,
pregWin, pPicture->clientClip);
}
pPicture->freeCompClip = TRUE;
REGION_TRANSLATE(pScreen, pPicture->clientClip,
-(pDrawable->x + pPicture->clipOrigin.x),
-(pDrawable->y + pPicture->clipOrigin.y));
}
} /* end of composite clip for a window */
else
{
BoxRec pixbounds;
/* XXX should we translate by drawable.x/y here ? */
/* If you want pixmaps in offscreen memory, yes */
pixbounds.x1 = pDrawable->x;
pixbounds.y1 = pDrawable->y;
pixbounds.x2 = pDrawable->x + pDrawable->width;
pixbounds.y2 = pDrawable->y + pDrawable->height;
if (pPicture->freeCompClip)
{
REGION_RESET(pScreen, pPicture->pCompositeClip, &pixbounds);
}
else
{
pPicture->freeCompClip = TRUE;
pPicture->pCompositeClip = REGION_CREATE(pScreen, &pixbounds, 1);
}
if (pPicture->clientClipType == CT_REGION)
{
if(pDrawable->x || pDrawable->y) {
REGION_TRANSLATE(pScreen, pPicture->clientClip,
pDrawable->x + pPicture->clipOrigin.x,
pDrawable->y + pPicture->clipOrigin.y);
REGION_INTERSECT(pScreen, pPicture->pCompositeClip,
pPicture->pCompositeClip, pPicture->clientClip);
REGION_TRANSLATE(pScreen, pPicture->clientClip,
-(pDrawable->x + pPicture->clipOrigin.x),
-(pDrawable->y + pPicture->clipOrigin.y));
} else {
REGION_TRANSLATE(pScreen, pPicture->pCompositeClip,
-pPicture->clipOrigin.x, -pPicture->clipOrigin.y);
REGION_INTERSECT(pScreen, pPicture->pCompositeClip,
pPicture->pCompositeClip, pPicture->clientClip);
REGION_TRANSLATE(pScreen, pPicture->pCompositeClip,
pPicture->clipOrigin.x, pPicture->clipOrigin.y);
}
}
} /* end of composite clip for pixmap */
}
}
static void
xf86SetRootClip (ScreenPtr pScreen, Bool enable)
{
#if XORG < 19
WindowPtr pWin = WindowTable[pScreen->myNum];
#else
WindowPtr pWin = pScreen->root;
#endif
WindowPtr pChild;
Bool WasViewable = (Bool)(pWin->viewable);
Bool anyMarked = FALSE;
#if XORG < 110
RegionPtr pOldClip = NULL, bsExposed;
#ifdef DO_SAVE_UNDERS
Bool dosave = FALSE;
#endif
#endif
WindowPtr pLayerWin;
BoxRec box;
if (WasViewable)
{
for (pChild = pWin->firstChild; pChild; pChild = pChild->nextSib)
{
(void) (*pScreen->MarkOverlappedWindows)(pChild,
pChild,
&pLayerWin);
}
(*pScreen->MarkWindow) (pWin);
anyMarked = TRUE;
if (pWin->valdata)
{
if (HasBorder (pWin))
{
RegionPtr borderVisible;
borderVisible = REGION_CREATE(pScreen, NullBox, 1);
REGION_SUBTRACT(pScreen, borderVisible,
&pWin->borderClip, &pWin->winSize);
pWin->valdata->before.borderVisible = borderVisible;
}
pWin->valdata->before.resized = TRUE;
}
}
/*
* Use REGION_BREAK to avoid optimizations in ValidateTree
* that assume the root borderClip can't change well, normally
* it doesn't...)
*/
if (enable)
{
box.x1 = 0;
box.y1 = 0;
box.x2 = pScreen->width;
box.y2 = pScreen->height;
REGION_INIT (pScreen, &pWin->winSize, &box, 1);
REGION_INIT (pScreen, &pWin->borderSize, &box, 1);
if (WasViewable)
REGION_RESET(pScreen, &pWin->borderClip, &box);
pWin->drawable.width = pScreen->width;
pWin->drawable.height = pScreen->height;
REGION_BREAK (pWin->drawable.pScreen, &pWin->clipList);
}
else
{
REGION_EMPTY(pScreen, &pWin->borderClip);
REGION_BREAK (pWin->drawable.pScreen, &pWin->clipList);
}
ResizeChildrenWinSize (pWin, 0, 0, 0, 0);
if (WasViewable)
{
#if XORG < 110
if (pWin->backStorage)
{
pOldClip = REGION_CREATE(pScreen, NullBox, 1);
REGION_COPY(pScreen, pOldClip, &pWin->clipList);
}
#endif
if (pWin->firstChild)
{
anyMarked |= (*pScreen->MarkOverlappedWindows)(pWin->firstChild,
pWin->firstChild,
(WindowPtr *)NULL);
}
else
{
(*pScreen->MarkWindow) (pWin);
anyMarked = TRUE;
}
#if XORG < 110 && defined(DO_SAVE_UNDERS)
if (DO_SAVE_UNDERS(pWin))
{
dosave = (*pScreen->ChangeSaveUnder)(pLayerWin, pLayerWin);
}
#endif /* DO_SAVE_UNDERS */
if (anyMarked)
(*pScreen->ValidateTree)(pWin, NullWindow, VTOther);
}
#if XORG < 110
if (pWin->backStorage &&
((pWin->backingStore == Always) || WasViewable))
{
if (!WasViewable)
pOldClip = &pWin->clipList; /* a convenient empty region */
bsExposed = (*pScreen->TranslateBackingStore)
(pWin, 0, 0, pOldClip,
pWin->drawable.x, pWin->drawable.y);
if (WasViewable)
REGION_DESTROY(pScreen, pOldClip);
if (bsExposed)
{
RegionPtr valExposed = NullRegion;
if (pWin->valdata)
valExposed = &pWin->valdata->after.exposed;
(*pScreen->WindowExposures) (pWin, valExposed, bsExposed);
if (valExposed)
REGION_EMPTY(pScreen, valExposed);
REGION_DESTROY(pScreen, bsExposed);
}
}
#endif
if (WasViewable)
{
if (anyMarked)
(*pScreen->HandleExposures)(pWin);
#if XORG < 110 && defined(DO_SAVE_UNDERS)
if (dosave)
(*pScreen->PostChangeSaveUnder)(pLayerWin, pLayerWin);
#endif /* DO_SAVE_UNDERS */
if (anyMarked && pScreen->PostValidateTree)
(*pScreen->PostValidateTree)(pWin, NullWindow, VTOther);
}
if (pWin->realized)
WindowsRestructured ();
FlushAllOutput ();
}
