From 0f834b91a4768673833ab4917e87d86c237bb1a6 Mon Sep 17 00:00:00 2001 From: marha Date: Fri, 23 Mar 2012 10:05:55 +0100 Subject: libX11 xserver fontconfig mesa pixman xkbcomp xkeyboard-config git update 23 Mar 2012 --- xorg-server/mi/mivaltree.c | 895 +++++++++++++++++++++------------------------ 1 file changed, 418 insertions(+), 477 deletions(-) (limited to 'xorg-server/mi/mivaltree.c') diff --git a/xorg-server/mi/mivaltree.c b/xorg-server/mi/mivaltree.c index e1d47c06f..c1cc43122 100644 --- a/xorg-server/mi/mivaltree.c +++ b/xorg-server/mi/mivaltree.c @@ -79,15 +79,14 @@ Equipment Corporation. ******************************************************************/ - /* * Aug '86: Susan Angebranndt -- original code * July '87: Adam de Boor -- substantially modified and commented * Summer '89: Joel McCormack -- so fast you wouldn't believe it possible. * In particular, much improved code for window mapping and * circulating. - * Bob Scheifler -- avoid miComputeClips for unmapped windows, - * valdata changes + * Bob Scheifler -- avoid miComputeClips for unmapped windows, + * valdata changes */ #ifdef HAVE_DIX_CONFIG_H #include @@ -107,68 +106,66 @@ Equipment Corporation. * Compute the visibility of a shaped window */ int -miShapedWindowIn (RegionPtr universe, RegionPtr bounding, - BoxPtr rect, int x, int y) +miShapedWindowIn(RegionPtr universe, RegionPtr bounding, + BoxPtr rect, int x, int y) { - BoxRec box; - BoxPtr boundBox; - int nbox; - Bool someIn, someOut; - int t, x1, y1, x2, y2; - - nbox = RegionNumRects (bounding); - boundBox = RegionRects (bounding); + BoxRec box; + BoxPtr boundBox; + int nbox; + Bool someIn, someOut; + int t, x1, y1, x2, y2; + + nbox = RegionNumRects(bounding); + boundBox = RegionRects(bounding); someIn = someOut = FALSE; x1 = rect->x1; y1 = rect->y1; x2 = rect->x2; y2 = rect->y2; - while (nbox--) - { - if ((t = boundBox->x1 + x) < x1) - t = x1; - box.x1 = t; - if ((t = boundBox->y1 + y) < y1) - t = y1; - box.y1 = t; - if ((t = boundBox->x2 + x) > x2) - t = x2; - box.x2 = t; - if ((t = boundBox->y2 + y) > y2) - t = y2; - box.y2 = t; - if (box.x1 > box.x2) - box.x2 = box.x1; - if (box.y1 > box.y2) - box.y2 = box.y1; - switch (RegionContainsRect(universe, &box)) - { - case rgnIN: - if (someOut) - return rgnPART; - someIn = TRUE; - break; - case rgnOUT: - if (someIn) - return rgnPART; - someOut = TRUE; - break; - default: - return rgnPART; - } - boundBox++; + while (nbox--) { + if ((t = boundBox->x1 + x) < x1) + t = x1; + box.x1 = t; + if ((t = boundBox->y1 + y) < y1) + t = y1; + box.y1 = t; + if ((t = boundBox->x2 + x) > x2) + t = x2; + box.x2 = t; + if ((t = boundBox->y2 + y) > y2) + t = y2; + box.y2 = t; + if (box.x1 > box.x2) + box.x2 = box.x1; + if (box.y1 > box.y2) + box.y2 = box.y1; + switch (RegionContainsRect(universe, &box)) { + case rgnIN: + if (someOut) + return rgnPART; + someIn = TRUE; + break; + case rgnOUT: + if (someIn) + return rgnPART; + someOut = TRUE; + break; + default: + return rgnPART; + } + boundBox++; } if (someIn) - return rgnIN; + return rgnIN; return rgnOUT; } -static GetRedirectBorderClipProcPtr miGetRedirectBorderClipProc; -static SetRedirectBorderClipProcPtr miSetRedirectBorderClipProc; +static GetRedirectBorderClipProcPtr miGetRedirectBorderClipProc; +static SetRedirectBorderClipProcPtr miSetRedirectBorderClipProc; void -miRegisterRedirectBorderClipProc (SetRedirectBorderClipProcPtr setBorderClip, - GetRedirectBorderClipProcPtr getBorderClip) +miRegisterRedirectBorderClipProc(SetRedirectBorderClipProcPtr setBorderClip, + GetRedirectBorderClipProcPtr getBorderClip) { miSetRedirectBorderClipProc = setBorderClip; miGetRedirectBorderClipProc = getBorderClip; @@ -189,7 +186,6 @@ miRegisterRedirectBorderClipProc (SetRedirectBorderClipProcPtr setBorderClip, HasBorder(w) && \ (w)->backgroundState == ParentRelative) - /* *----------------------------------------------------------------------- * miComputeClips -- @@ -207,22 +203,19 @@ miRegisterRedirectBorderClipProc (SetRedirectBorderClipProcPtr setBorderClip, *----------------------------------------------------------------------- */ static void -miComputeClips ( - WindowPtr pParent, - ScreenPtr pScreen, - RegionPtr universe, - VTKind kind, - RegionPtr exposed ) /* for intermediate calculations */ -{ - int dx, - dy; - RegionRec childUniverse; - WindowPtr pChild; - int oldVis, newVis; - BoxRec borderSize; - RegionRec childUnion; - Bool overlap; - RegionPtr borderVisible; +miComputeClips(WindowPtr pParent, + ScreenPtr pScreen, + RegionPtr universe, VTKind kind, RegionPtr exposed) +{ /* for intermediate calculations */ + int dx, dy; + RegionRec childUniverse; + WindowPtr pChild; + int oldVis, newVis; + BoxRec borderSize; + RegionRec childUnion; + Bool overlap; + RegionPtr borderVisible; + /* * Figure out the new visibility of this window. * The extent of the universe should be the same as the extent of @@ -233,67 +226,65 @@ miComputeClips ( */ borderSize.x1 = pParent->drawable.x - wBorderWidth(pParent); borderSize.y1 = pParent->drawable.y - wBorderWidth(pParent); - dx = (int) pParent->drawable.x + (int) pParent->drawable.width + wBorderWidth(pParent); + dx = (int) pParent->drawable.x + (int) pParent->drawable.width + + wBorderWidth(pParent); if (dx > 32767) - dx = 32767; + dx = 32767; borderSize.x2 = dx; - dy = (int) pParent->drawable.y + (int) pParent->drawable.height + wBorderWidth(pParent); + dy = (int) pParent->drawable.y + (int) pParent->drawable.height + + wBorderWidth(pParent); if (dy > 32767) - dy = 32767; + dy = 32767; borderSize.y2 = dy; #ifdef COMPOSITE /* * In redirected drawing case, reset universe to borderSize */ - if (pParent->redirectDraw != RedirectDrawNone) - { - if (miSetRedirectBorderClipProc) - { - if (TreatAsTransparent (pParent)) - RegionEmpty(universe); - (*miSetRedirectBorderClipProc) (pParent, universe); - } - RegionCopy(universe, &pParent->borderSize); + if (pParent->redirectDraw != RedirectDrawNone) { + if (miSetRedirectBorderClipProc) { + if (TreatAsTransparent(pParent)) + RegionEmpty(universe); + (*miSetRedirectBorderClipProc) (pParent, universe); + } + RegionCopy(universe, &pParent->borderSize); } #endif oldVis = pParent->visibility; - switch (RegionContainsRect(universe, &borderSize)) - { - case rgnIN: - newVis = VisibilityUnobscured; - break; - case rgnPART: - newVis = VisibilityPartiallyObscured; - { - RegionPtr pBounding; - - if ((pBounding = wBoundingShape (pParent))) - { - switch (miShapedWindowIn (universe, pBounding, - &borderSize, - pParent->drawable.x, - pParent->drawable.y)) - { - case rgnIN: - newVis = VisibilityUnobscured; - break; - case rgnOUT: - newVis = VisibilityFullyObscured; - break; - } - } - } - break; - default: - newVis = VisibilityFullyObscured; - break; + switch (RegionContainsRect(universe, &borderSize)) { + case rgnIN: + newVis = VisibilityUnobscured; + break; + case rgnPART: + newVis = VisibilityPartiallyObscured; + { + RegionPtr pBounding; + + if ((pBounding = wBoundingShape(pParent))) { + switch (miShapedWindowIn(universe, pBounding, + &borderSize, + pParent->drawable.x, + pParent->drawable.y)) { + case rgnIN: + newVis = VisibilityUnobscured; + break; + case rgnOUT: + newVis = VisibilityFullyObscured; + break; + } + } + } + break; + default: + newVis = VisibilityFullyObscured; + break; } pParent->visibility = newVis; if (oldVis != newVis && - ((pParent->eventMask | wOtherEventMasks(pParent)) & VisibilityChangeMask)) - SendVisibilityNotify(pParent); + ((pParent-> + eventMask | wOtherEventMasks(pParent)) & VisibilityChangeMask)) + SendVisibilityNotify(pParent); dx = pParent->drawable.x - pParent->valdata->before.oldAbsCorner.x; dy = pParent->drawable.y - pParent->valdata->before.oldAbsCorner.y; @@ -306,74 +297,64 @@ miComputeClips ( case VTMap: case VTStack: case VTUnmap: - break; + break; case VTMove: - if ((oldVis == newVis) && - ((oldVis == VisibilityFullyObscured) || - (oldVis == VisibilityUnobscured))) - { - pChild = pParent; - while (1) - { - if (pChild->viewable) - { - if (pChild->visibility != VisibilityFullyObscured) - { - RegionTranslate(&pChild->borderClip, - dx, dy); - RegionTranslate(&pChild->clipList, - dx, dy); - pChild->drawable.serialNumber = NEXT_SERIAL_NUMBER; - if (pScreen->ClipNotify) - (* pScreen->ClipNotify) (pChild, dx, dy); - - } - if (pChild->valdata) - { - RegionNull(&pChild->valdata->after.borderExposed); - if (HasParentRelativeBorder(pChild)) - { - RegionSubtract(&pChild->valdata->after.borderExposed, - &pChild->borderClip, - &pChild->winSize); - } - RegionNull(&pChild->valdata->after.exposed); - } - if (pChild->firstChild) - { - pChild = pChild->firstChild; - continue; - } - } - while (!pChild->nextSib && (pChild != pParent)) - pChild = pChild->parent; - if (pChild == pParent) - break; - pChild = pChild->nextSib; - } - return; - } - /* fall through */ + if ((oldVis == newVis) && + ((oldVis == VisibilityFullyObscured) || + (oldVis == VisibilityUnobscured))) { + pChild = pParent; + while (1) { + if (pChild->viewable) { + if (pChild->visibility != VisibilityFullyObscured) { + RegionTranslate(&pChild->borderClip, dx, dy); + RegionTranslate(&pChild->clipList, dx, dy); + pChild->drawable.serialNumber = NEXT_SERIAL_NUMBER; + if (pScreen->ClipNotify) + (*pScreen->ClipNotify) (pChild, dx, dy); + + } + if (pChild->valdata) { + RegionNull(&pChild->valdata->after.borderExposed); + if (HasParentRelativeBorder(pChild)) { + RegionSubtract(&pChild->valdata->after. + borderExposed, &pChild->borderClip, + &pChild->winSize); + } + RegionNull(&pChild->valdata->after.exposed); + } + if (pChild->firstChild) { + pChild = pChild->firstChild; + continue; + } + } + while (!pChild->nextSib && (pChild != pParent)) + pChild = pChild->parent; + if (pChild == pParent) + break; + pChild = pChild->nextSib; + } + return; + } + /* fall through */ default: - /* - * To calculate exposures correctly, we have to translate the old - * borderClip and clipList regions to the window's new location so there - * is a correspondence between pieces of the new and old clipping regions. - */ - if (dx || dy) - { - /* - * We translate the old clipList because that will be exposed or copied - * if gravity is right. - */ - RegionTranslate(&pParent->borderClip, dx, dy); - RegionTranslate(&pParent->clipList, dx, dy); - } - break; + /* + * To calculate exposures correctly, we have to translate the old + * borderClip and clipList regions to the window's new location so there + * is a correspondence between pieces of the new and old clipping regions. + */ + if (dx || dy) { + /* + * We translate the old clipList because that will be exposed or copied + * if gravity is right. + */ + RegionTranslate(&pParent->borderClip, dx, dy); + RegionTranslate(&pParent->clipList, dx, dy); + } + break; case VTBroken: - RegionEmpty(&pParent->borderClip); - RegionEmpty(&pParent->clipList); - break; + RegionEmpty(&pParent->borderClip); + RegionEmpty(&pParent->clipList); + break; } borderVisible = pParent->valdata->before.borderVisible; @@ -389,103 +370,89 @@ miComputeClips ( * This leaves a region of pieces that weren't exposed before. */ - if (HasBorder (pParent)) - { - if (borderVisible) - { - /* - * when the border changes shape, the old visible portions - * of the border will be saved by DIX in borderVisible -- - * use that region and destroy it - */ - RegionSubtract(exposed, universe, borderVisible); - RegionDestroy(borderVisible); - } - else - { - RegionSubtract(exposed, universe, &pParent->borderClip); - } - if (HasParentRelativeBorder(pParent) && (dx || dy)) - RegionSubtract(&pParent->valdata->after.borderExposed, - universe, - &pParent->winSize); - else - RegionSubtract(&pParent->valdata->after.borderExposed, - exposed, &pParent->winSize); - - RegionCopy(&pParent->borderClip, universe); - - /* - * To get the right clipList for the parent, and to make doubly sure - * that no child overlaps the parent's border, we remove the parent's - * border from the universe before proceeding. - */ - - RegionIntersect(universe, universe, &pParent->winSize); + if (HasBorder(pParent)) { + if (borderVisible) { + /* + * when the border changes shape, the old visible portions + * of the border will be saved by DIX in borderVisible -- + * use that region and destroy it + */ + RegionSubtract(exposed, universe, borderVisible); + RegionDestroy(borderVisible); + } + else { + RegionSubtract(exposed, universe, &pParent->borderClip); + } + if (HasParentRelativeBorder(pParent) && (dx || dy)) + RegionSubtract(&pParent->valdata->after.borderExposed, + universe, &pParent->winSize); + else + RegionSubtract(&pParent->valdata->after.borderExposed, + exposed, &pParent->winSize); + + RegionCopy(&pParent->borderClip, universe); + + /* + * To get the right clipList for the parent, and to make doubly sure + * that no child overlaps the parent's border, we remove the parent's + * border from the universe before proceeding. + */ + + RegionIntersect(universe, universe, &pParent->winSize); } else - RegionCopy(&pParent->borderClip, universe); - - if ((pChild = pParent->firstChild) && pParent->mapped) - { - RegionNull(&childUniverse); - RegionNull(&childUnion); - if ((pChild->drawable.y < pParent->lastChild->drawable.y) || - ((pChild->drawable.y == pParent->lastChild->drawable.y) && - (pChild->drawable.x < pParent->lastChild->drawable.x))) - { - for (; pChild; pChild = pChild->nextSib) - { - if (pChild->viewable && !TreatAsTransparent(pChild)) - RegionAppend(&childUnion, &pChild->borderSize); - } - } - else - { - for (pChild = pParent->lastChild; pChild; pChild = pChild->prevSib) - { - if (pChild->viewable && !TreatAsTransparent(pChild)) - RegionAppend(&childUnion, &pChild->borderSize); - } - } - RegionValidate(&childUnion, &overlap); - - for (pChild = pParent->firstChild; - pChild; - pChild = pChild->nextSib) - { - if (pChild->viewable) { - /* - * If the child is viewable, we want to remove its extents - * from the current universe, but we only re-clip it if - * it's been marked. - */ - if (pChild->valdata) { - /* - * Figure out the new universe from the child's - * perspective and recurse. - */ - RegionIntersect(&childUniverse, - universe, - &pChild->borderSize); - miComputeClips (pChild, pScreen, &childUniverse, kind, - exposed); - } - /* - * Once the child has been processed, we remove its extents - * from the current universe, thus denying its space to any - * other sibling. - */ - if (overlap && !TreatAsTransparent (pChild)) - RegionSubtract(universe, universe, - &pChild->borderSize); - } - } - if (!overlap) - RegionSubtract(universe, universe, &childUnion); - RegionUninit(&childUnion); - RegionUninit(&childUniverse); - } /* if any children */ + RegionCopy(&pParent->borderClip, universe); + + if ((pChild = pParent->firstChild) && pParent->mapped) { + RegionNull(&childUniverse); + RegionNull(&childUnion); + if ((pChild->drawable.y < pParent->lastChild->drawable.y) || + ((pChild->drawable.y == pParent->lastChild->drawable.y) && + (pChild->drawable.x < pParent->lastChild->drawable.x))) { + for (; pChild; pChild = pChild->nextSib) { + if (pChild->viewable && !TreatAsTransparent(pChild)) + RegionAppend(&childUnion, &pChild->borderSize); + } + } + else { + for (pChild = pParent->lastChild; pChild; pChild = pChild->prevSib) { + if (pChild->viewable && !TreatAsTransparent(pChild)) + RegionAppend(&childUnion, &pChild->borderSize); + } + } + RegionValidate(&childUnion, &overlap); + + for (pChild = pParent->firstChild; pChild; pChild = pChild->nextSib) { + if (pChild->viewable) { + /* + * If the child is viewable, we want to remove its extents + * from the current universe, but we only re-clip it if + * it's been marked. + */ + if (pChild->valdata) { + /* + * Figure out the new universe from the child's + * perspective and recurse. + */ + RegionIntersect(&childUniverse, + universe, &pChild->borderSize); + miComputeClips(pChild, pScreen, &childUniverse, kind, + exposed); + } + /* + * Once the child has been processed, we remove its extents + * from the current universe, thus denying its space to any + * other sibling. + */ + if (overlap && !TreatAsTransparent(pChild)) + RegionSubtract(universe, universe, &pChild->borderSize); + } + } + if (!overlap) + RegionSubtract(universe, universe, &childUnion); + RegionUninit(&childUnion); + RegionUninit(&childUniverse); + } /* if any children */ /* * 'universe' now contains the new clipList for the parent window. @@ -494,25 +461,22 @@ miComputeClips ( * new, just as for the border. */ - if (oldVis == VisibilityFullyObscured || - oldVis == VisibilityNotViewable) - { - RegionCopy(&pParent->valdata->after.exposed, universe); + if (oldVis == VisibilityFullyObscured || oldVis == VisibilityNotViewable) { + RegionCopy(&pParent->valdata->after.exposed, universe); } else if (newVis != VisibilityFullyObscured && - newVis != VisibilityNotViewable) - { - RegionSubtract(&pParent->valdata->after.exposed, - universe, &pParent->clipList); + newVis != VisibilityNotViewable) { + RegionSubtract(&pParent->valdata->after.exposed, + universe, &pParent->clipList); } /* HACK ALERT - copying contents of regions, instead of regions */ { - RegionRec tmp; + RegionRec tmp; - tmp = pParent->clipList; - pParent->clipList = *universe; - *universe = tmp; + tmp = pParent->clipList; + pParent->clipList = *universe; + *universe = tmp; } #ifdef NOTDEF @@ -522,36 +486,33 @@ miComputeClips ( pParent->drawable.serialNumber = NEXT_SERIAL_NUMBER; if (pScreen->ClipNotify) - (* pScreen->ClipNotify) (pParent, dx, dy); + (*pScreen->ClipNotify) (pParent, dx, dy); } static void -miTreeObscured( - WindowPtr pParent ) +miTreeObscured(WindowPtr pParent) { - WindowPtr pChild; - int oldVis; + WindowPtr pChild; + int oldVis; pChild = pParent; - while (1) - { - if (pChild->viewable) - { - oldVis = pChild->visibility; - if (oldVis != (pChild->visibility = VisibilityFullyObscured) && - ((pChild->eventMask | wOtherEventMasks(pChild)) & VisibilityChangeMask)) - SendVisibilityNotify(pChild); - if (pChild->firstChild) - { - pChild = pChild->firstChild; - continue; - } - } - while (!pChild->nextSib && (pChild != pParent)) - pChild = pChild->parent; - if (pChild == pParent) - break; - pChild = pChild->nextSib; + while (1) { + if (pChild->viewable) { + oldVis = pChild->visibility; + if (oldVis != (pChild->visibility = VisibilityFullyObscured) && + ((pChild-> + eventMask | wOtherEventMasks(pChild)) & VisibilityChangeMask)) + SendVisibilityNotify(pChild); + if (pChild->firstChild) { + pChild = pChild->firstChild; + continue; + } + } + while (!pChild->nextSib && (pChild != pParent)) + pChild = pChild->parent; + if (pChild == pParent) + break; + pChild = pChild->nextSib; } } @@ -584,33 +545,31 @@ miTreeObscured( * *----------------------------------------------------------------------- */ -/*ARGSUSED*/ -int -miValidateTree ( - WindowPtr pParent, /* Parent to validate */ - WindowPtr pChild, /* First child of pParent that was - * affected */ - VTKind kind /* What kind of configuration caused call */ + /*ARGSUSED*/ int +miValidateTree(WindowPtr pParent, /* Parent to validate */ + WindowPtr pChild, /* First child of pParent that was + * affected */ + VTKind kind /* What kind of configuration caused call */ ) { - RegionRec totalClip; /* Total clipping region available to - * the marked children. pParent's clipList - * merged with the borderClips of all - * the marked children. */ - RegionRec childClip; /* The new borderClip for the current - * child */ - RegionRec childUnion; /* the space covered by borderSize for - * all marked children */ - RegionRec exposed; /* For intermediate calculations */ - ScreenPtr pScreen; - WindowPtr pWin; - Bool overlap; - int viewvals; - Bool forward; + RegionRec totalClip; /* Total clipping region available to + * the marked children. pParent's clipList + * merged with the borderClips of all + * the marked children. */ + RegionRec childClip; /* The new borderClip for the current + * child */ + RegionRec childUnion; /* the space covered by borderSize for + * all marked children */ + RegionRec exposed; /* For intermediate calculations */ + ScreenPtr pScreen; + WindowPtr pWin; + Bool overlap; + int viewvals; + Bool forward; pScreen = pParent->drawable.pScreen; if (pChild == NullWindow) - pChild = pParent->firstChild; + pChild = pParent->firstChild; RegionNull(&childClip); RegionNull(&exposed); @@ -623,74 +582,68 @@ miValidateTree ( */ RegionNull(&totalClip); viewvals = 0; - if (RegionBroken(&pParent->clipList) && - !RegionBroken(&pParent->borderClip)) - { - kind = VTBroken; - /* - * When rebuilding clip lists after out of memory, - * assume everything is busted. - */ - forward = TRUE; - RegionCopy(&totalClip, &pParent->borderClip); - RegionIntersect(&totalClip, &totalClip, &pParent->winSize); - - for (pWin = pParent->firstChild; pWin != pChild; pWin = pWin->nextSib) - { - if (pWin->viewable && !TreatAsTransparent (pWin)) - RegionSubtract(&totalClip, &totalClip, &pWin->borderSize); - } - for (pWin = pChild; pWin; pWin = pWin->nextSib) - if (pWin->valdata && pWin->viewable) - viewvals++; - - RegionEmpty(&pParent->clipList); + if (RegionBroken(&pParent->clipList) && !RegionBroken(&pParent->borderClip)) { + kind = VTBroken; + /* + * When rebuilding clip lists after out of memory, + * assume everything is busted. + */ + forward = TRUE; + RegionCopy(&totalClip, &pParent->borderClip); + RegionIntersect(&totalClip, &totalClip, &pParent->winSize); + + for (pWin = pParent->firstChild; pWin != pChild; pWin = pWin->nextSib) { + if (pWin->viewable && !TreatAsTransparent(pWin)) + RegionSubtract(&totalClip, &totalClip, &pWin->borderSize); + } + for (pWin = pChild; pWin; pWin = pWin->nextSib) + if (pWin->valdata && pWin->viewable) + viewvals++; + + RegionEmpty(&pParent->clipList); } - else - { - if ((pChild->drawable.y < pParent->lastChild->drawable.y) || - ((pChild->drawable.y == pParent->lastChild->drawable.y) && - (pChild->drawable.x < pParent->lastChild->drawable.x))) - { - forward = TRUE; - for (pWin = pChild; pWin; pWin = pWin->nextSib) - { - if (pWin->valdata) - { - RegionPtr pBorderClip = &pWin->borderClip; + else { + if ((pChild->drawable.y < pParent->lastChild->drawable.y) || + ((pChild->drawable.y == pParent->lastChild->drawable.y) && + (pChild->drawable.x < pParent->lastChild->drawable.x))) { + forward = TRUE; + for (pWin = pChild; pWin; pWin = pWin->nextSib) { + if (pWin->valdata) { + RegionPtr pBorderClip = &pWin->borderClip; + #ifdef COMPOSITE - if (pWin->redirectDraw != RedirectDrawNone && miGetRedirectBorderClipProc) - pBorderClip = (*miGetRedirectBorderClipProc)(pWin); + if (pWin->redirectDraw != RedirectDrawNone && + miGetRedirectBorderClipProc) + pBorderClip = (*miGetRedirectBorderClipProc) (pWin); #endif - RegionAppend(&totalClip, pBorderClip ); - if (pWin->viewable) - viewvals++; - } - } - } - else - { - forward = FALSE; - pWin = pParent->lastChild; - while (1) - { - if (pWin->valdata) - { - RegionPtr pBorderClip = &pWin->borderClip; + RegionAppend(&totalClip, pBorderClip); + if (pWin->viewable) + viewvals++; + } + } + } + else { + forward = FALSE; + pWin = pParent->lastChild; + while (1) { + if (pWin->valdata) { + RegionPtr pBorderClip = &pWin->borderClip; + #ifdef COMPOSITE - if (pWin->redirectDraw != RedirectDrawNone && miGetRedirectBorderClipProc) - pBorderClip = (*miGetRedirectBorderClipProc)(pWin); + if (pWin->redirectDraw != RedirectDrawNone && + miGetRedirectBorderClipProc) + pBorderClip = (*miGetRedirectBorderClipProc) (pWin); #endif - RegionAppend(&totalClip, pBorderClip ); - if (pWin->viewable) - viewvals++; - } - if (pWin == pChild) - break; - pWin = pWin->prevSib; - } - } - RegionValidate(&totalClip, &overlap); + RegionAppend(&totalClip, pBorderClip); + if (pWin->viewable) + viewvals++; + } + if (pWin == pChild) + break; + pWin = pWin->prevSib; + } + } + RegionValidate(&totalClip, &overlap); } /* @@ -701,80 +654,68 @@ miValidateTree ( */ overlap = TRUE; - if (kind != VTStack) - { - RegionUnion(&totalClip, &totalClip, &pParent->clipList); - if (viewvals > 1) - { - /* - * precompute childUnion to discover whether any of them - * overlap. This seems redundant, but performance studies - * have demonstrated that the cost of this loop is - * lower than the cost of multiple Subtracts in the - * loop below. - */ - RegionNull(&childUnion); - if (forward) - { - for (pWin = pChild; pWin; pWin = pWin->nextSib) - if (pWin->valdata && pWin->viewable && !TreatAsTransparent (pWin)) - RegionAppend(&childUnion, - &pWin->borderSize); - } - else - { - pWin = pParent->lastChild; - while (1) - { - if (pWin->valdata && pWin->viewable && !TreatAsTransparent (pWin)) - RegionAppend(&childUnion, - &pWin->borderSize); - if (pWin == pChild) - break; - pWin = pWin->prevSib; - } - } - RegionValidate(&childUnion, &overlap); - if (overlap) - RegionUninit(&childUnion); - } + if (kind != VTStack) { + RegionUnion(&totalClip, &totalClip, &pParent->clipList); + if (viewvals > 1) { + /* + * precompute childUnion to discover whether any of them + * overlap. This seems redundant, but performance studies + * have demonstrated that the cost of this loop is + * lower than the cost of multiple Subtracts in the + * loop below. + */ + RegionNull(&childUnion); + if (forward) { + for (pWin = pChild; pWin; pWin = pWin->nextSib) + if (pWin->valdata && pWin->viewable && + !TreatAsTransparent(pWin)) + RegionAppend(&childUnion, &pWin->borderSize); + } + else { + pWin = pParent->lastChild; + while (1) { + if (pWin->valdata && pWin->viewable && + !TreatAsTransparent(pWin)) + RegionAppend(&childUnion, &pWin->borderSize); + if (pWin == pChild) + break; + pWin = pWin->prevSib; + } + } + RegionValidate(&childUnion, &overlap); + if (overlap) + RegionUninit(&childUnion); + } } - for (pWin = pChild; - pWin != NullWindow; - pWin = pWin->nextSib) - { - if (pWin->viewable) { - if (pWin->valdata) { - RegionIntersect(&childClip, - &totalClip, - &pWin->borderSize); - miComputeClips (pWin, pScreen, &childClip, kind, &exposed); - if (overlap && !TreatAsTransparent (pWin)) - { - RegionSubtract(&totalClip, - &totalClip, - &pWin->borderSize); - } - } else if (pWin->visibility == VisibilityNotViewable) { - miTreeObscured(pWin); - } - } else { - if (pWin->valdata) { - RegionEmpty(&pWin->clipList); - if (pScreen->ClipNotify) - (* pScreen->ClipNotify) (pWin, 0, 0); - RegionEmpty(&pWin->borderClip); - pWin->valdata = NULL; - } - } + for (pWin = pChild; pWin != NullWindow; pWin = pWin->nextSib) { + if (pWin->viewable) { + if (pWin->valdata) { + RegionIntersect(&childClip, &totalClip, &pWin->borderSize); + miComputeClips(pWin, pScreen, &childClip, kind, &exposed); + if (overlap && !TreatAsTransparent(pWin)) { + RegionSubtract(&totalClip, &totalClip, &pWin->borderSize); + } + } + else if (pWin->visibility == VisibilityNotViewable) { + miTreeObscured(pWin); + } + } + else { + if (pWin->valdata) { + RegionEmpty(&pWin->clipList); + if (pScreen->ClipNotify) + (*pScreen->ClipNotify) (pWin, 0, 0); + RegionEmpty(&pWin->borderClip); + pWin->valdata = NULL; + } + } } RegionUninit(&childClip); - if (!overlap) - { - RegionSubtract(&totalClip, &totalClip, &childUnion); - RegionUninit(&childUnion); + if (!overlap) { + RegionSubtract(&totalClip, &totalClip, &childUnion); + RegionUninit(&childUnion); } RegionNull(&pParent->valdata->after.exposed); @@ -787,25 +728,25 @@ miValidateTree ( switch (kind) { case VTStack: - break; + break; default: - /* - * totalClip contains the new clipList for the parent. Figure out - * exposures and obscures as per miComputeClips and reset the parent's - * clipList. - */ - RegionSubtract(&pParent->valdata->after.exposed, - &totalClip, &pParent->clipList); - /* fall through */ + /* + * totalClip contains the new clipList for the parent. Figure out + * exposures and obscures as per miComputeClips and reset the parent's + * clipList. + */ + RegionSubtract(&pParent->valdata->after.exposed, + &totalClip, &pParent->clipList); + /* fall through */ case VTMap: - RegionCopy(&pParent->clipList, &totalClip); - pParent->drawable.serialNumber = NEXT_SERIAL_NUMBER; - break; + RegionCopy(&pParent->clipList, &totalClip); + pParent->drawable.serialNumber = NEXT_SERIAL_NUMBER; + break; } RegionUninit(&totalClip); RegionUninit(&exposed); if (pScreen->ClipNotify) - (*pScreen->ClipNotify) (pParent, 0, 0); + (*pScreen->ClipNotify) (pParent, 0, 0); return 1; } -- cgit v1.2.3