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Modified paint_all so that it doesn't draw off-screen windows, and doesn't 

draw shadows on desktop 'root' windows.
This commit is contained in:
dolio 2004-09-29 18:33:42 +00:00
parent c262e75a82
commit 2427e4ea66
2 changed files with 16 additions and 1 deletions
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7
ChangeLog
View File

@ -1,3 +1,10 @@
2004-09-29 Dan Doel <dolio@case.edu>
* xcompmgr.c: (paint_all):
Added some small optimizations by Thomas Luebking. paint_all
now avoids drawing windows that don't appear on the screen,
and doesn't bother drawing shadows on desktop windows.
2004-09-23 Dan Doel <dolio@case.edu>
* xcompmgr.1:

10
xcompmgr.c
View File

@ -942,6 +942,10 @@ paint_all (Display *dpy, XserverRegion region)
/* never painted, ignore it */
if (!w->damaged)
continue;
/* if invisible, ignore it */
if (w->a.x + w->a.width < 1 || w->a.y + w->a.height < 1
|| w->a.x >= root_width || w->a.y >= root_height)
continue;
if (!w->picture)
{
XRenderPictureAttributes pa;
@ -1030,6 +1034,9 @@ paint_all (Display *dpy, XserverRegion region)
case CompSimple:
break;
case CompServerShadows:
/* dont' bother drawing shadows on desktop windows */
if (w->windowType == winDesktopAtom)
break;
set_ignore (dpy, NextRequest (dpy));
if (w->opacity != OPAQUE && !w->shadowPict)
w->shadowPict = solid_picture (dpy, True,
@ -1044,7 +1051,8 @@ paint_all (Display *dpy, XserverRegion region)
w->shadow_width, w->shadow_height);
break;
case CompClientShadows:
if (w->shadow)
/* don't bother drawing shadows on desktop windows */
if (w->shadow && w->windowType != winDesktopAtom)
{
XRenderComposite (dpy, PictOpOver, blackPicture, w->shadow, rootBuffer,
0, 0, 0, 0,