84 lines
2.2 KiB
Diff
84 lines
2.2 KiB
Diff
Author: Michael Vogt <michael.vogt@ubuntu.com>
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Description: Workaround for problems with damage extension and refresh
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Add workaround patch by Aaron Plattner to fix problems with the damage
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extension and refresh (LP: #269904)
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Origin: vendor, ubuntu (1:0.7.8-0ubuntu4)
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Bug-Ubuntu: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/269904
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--- a/src/event.c
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+++ b/src/event.c
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@@ -2315,32 +2315,50 @@ handleEvent (CompDisplay *d,
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if (w)
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{
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+ XserverRegion parts = XFixesCreateRegion(de->display, NULL, 0);
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+ XRectangle *rects;
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+ int nRects;
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+
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w->texture->oldMipmaps = TRUE;
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+ // Get the damage region
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+ XDamageSubtract(de->display, de->damage, None, parts);
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+ rects = XFixesFetchRegion(de->display, parts, &nRects);
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+ XFixesDestroyRegion(de->display, parts);
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+
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if (w->syncWait)
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{
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- if (w->nDamage == w->sizeDamage)
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+ int i;
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+
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+ if (w->nDamage + nRects - 1 >= w->sizeDamage)
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{
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w->damageRects = realloc (w->damageRects,
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- (w->sizeDamage + 1) *
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+ (w->sizeDamage + nRects) *
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sizeof (XRectangle));
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- w->sizeDamage += 1;
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+ w->sizeDamage += nRects;
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}
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- w->damageRects[w->nDamage].x = de->area.x;
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- w->damageRects[w->nDamage].y = de->area.y;
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- w->damageRects[w->nDamage].width = de->area.width;
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- w->damageRects[w->nDamage].height = de->area.height;
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- w->nDamage++;
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+ for (i = 0; i < nRects; i++)
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+ {
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+ w->damageRects[w->nDamage] = rects[i];
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+ w->nDamage++;
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+ }
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}
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else
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{
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- handleWindowDamageRect (w,
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- de->area.x,
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- de->area.y,
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- de->area.width,
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- de->area.height);
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+ int i;
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+
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+ for (i = 0; i < nRects; i++)
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+ {
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+ handleWindowDamageRect (w,
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+ rects[i].x,
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+ rects[i].y,
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+ rects[i].width,
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+ rects[i].height);
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+ }
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}
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+
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+ XFree(rects);
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}
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}
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else if (d->shapeExtension &&
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--- a/src/window.c
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+++ b/src/window.c
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@@ -2207,7 +2207,7 @@ addWindow (CompScreen *screen,
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XUnionRegion (&rect, w->region, w->region);
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w->damage = XDamageCreate (d->display, id,
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- XDamageReportRawRectangles);
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+ XDamageReportNonEmpty);
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/* need to check for DisplayModal state on all windows */
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w->state = getWindowState (d, w->id);
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