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Fix ARGB windows with decorations for XRender as well.

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svn path=/branches/work/kwin_composite/; revision=593454
This commit is contained in:
Luboš Luňák 2006-10-07 21:21:02 +00:00
parent b168c35384
commit d44a4a3676
1 changed files with 35 additions and 1 deletions
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36
scene_xrender.cpp
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@ -13,6 +13,7 @@ License. See the file "COPYING" for the exact licensing terms.
#ifdef HAVE_XRENDER
#include "toplevel.h"
#include "client.h"
#include "effects.h"
namespace KWinInternal
@ -302,9 +303,42 @@ Picture SceneXrender::WindowData::picture()
}
if( _picture == None && format != NULL )
{
Pixmap pix = window->createWindowPixmap();
Pixmap window_pix = window->createWindowPixmap();
Pixmap pix = window_pix;
// HACK the same like with opengl
Client* c = dynamic_cast< Client* >( window );
bool alpha_clear = c != NULL && c->hasAlpha() && !c->noBorder();
#define ALPHA_CLEAR_COPY
#ifdef ALPHA_CLEAR_COPY
if( alpha_clear )
{
Pixmap p2 = XCreatePixmap( display(), pix, c->width(), c->height(), 32 );
GC gc = XCreateGC( display(), pix, 0, NULL );
XCopyArea( display(), pix, p2, gc, 0, 0, c->width(), c->height(), 0, 0 );
pix = p2;
XFreeGC( display(), gc );
}
#endif
if( alpha_clear )
{
XGCValues gcv;
gcv.foreground = 0xff000000;
gcv.plane_mask = 0xff000000;
GC gc = XCreateGC( display(), pix, GCPlaneMask | GCForeground, &gcv );
XFillRectangle( display(), pix, gc, 0, 0, c->width(), c->clientPos().y());
XFillRectangle( display(), pix, gc, 0, 0, c->clientPos().x(), c->height());
int tw = c->clientPos().x() + c->clientSize().width();
int th = c->clientPos().y() + c->clientSize().height();
XFillRectangle( display(), pix, gc, 0, th, c->width(), c->height() - th );
XFillRectangle( display(), pix, gc, tw, 0, c->width() - tw, c->height());
XFreeGC( display(), gc );
}
_picture = XRenderCreatePicture( display(), pix, format, 0, 0 );
XFreePixmap( display(), pix ); // the picture owns the pixmap
#ifdef ALPHA_CLEAR_COPY
if( alpha_clear )
XFreePixmap( display(), window_pix );
#endif
}
return _picture;
}