e6069e9cf6
Reverting r700026 and changing floats to doubles again. I'd probably like to change even the ones interfacing with OpenGL which I've left for now. svn path=/trunk/KDE/kdebase/workspace/; revision=707987
100 lines
2.7 KiB
C++
100 lines
2.7 KiB
C++
/*****************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2006 Lubos Lunak <l.lunak@kde.org>
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You can Freely distribute this program under the GNU General Public
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License. See the file "COPYING" for the exact licensing terms.
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******************************************************************/
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#ifndef KWIN_SCENE_XRENDER_H
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#define KWIN_SCENE_XRENDER_H
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#include <config-workspace.h>
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#include "scene.h"
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#if defined(HAVE_XRENDER) && defined(HAVE_XFIXES)
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#include <X11/extensions/Xrender.h>
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#include <X11/extensions/Xfixes.h>
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namespace KWin
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{
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class SceneXrender
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: public Scene
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{
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public:
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SceneXrender( Workspace* ws );
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virtual ~SceneXrender();
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virtual bool initFailed() const;
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virtual CompositingType compositingType() const { return XRenderCompositing; }
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virtual void paint( QRegion damage, ToplevelList windows );
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virtual void windowGeometryShapeChanged( Toplevel* );
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virtual void windowOpacityChanged( Toplevel* );
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virtual void windowAdded( Toplevel* );
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virtual void windowClosed( Toplevel*, Deleted* );
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virtual void windowDeleted( Deleted* );
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Picture bufferPicture();
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protected:
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virtual void paintBackground( QRegion region );
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virtual void paintGenericScreen( int mask, ScreenPaintData data );
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private:
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void paintTransformedScreen( int mask );
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void createBuffer();
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static XserverRegion toXserverRegion( QRegion region );
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XRenderPictFormat* format;
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Picture front;
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static Picture buffer;
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static ScreenPaintData screen_paint;
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class Window;
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QHash< Toplevel*, Window* > windows;
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bool init_ok;
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};
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class SceneXrender::Window
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: public Scene::Window
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{
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public:
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Window( Toplevel* c );
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virtual ~Window();
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virtual void performPaint( int mask, QRegion region, WindowPaintData data );
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void discardPicture();
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void discardAlpha();
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QRegion transformedShape() const;
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void setTransformedShape( const QRegion& shape );
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private:
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Picture picture();
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Picture alphaMask( double opacity );
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Picture _picture;
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XRenderPictFormat* format;
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Picture alpha;
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double alpha_cached_opacity;
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QRegion transformed_shape;
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};
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inline
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Picture SceneXrender::bufferPicture()
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{
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return buffer;
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}
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inline
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QRegion SceneXrender::Window::transformedShape() const
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{
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return transformed_shape;
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}
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inline
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void SceneXrender::Window::setTransformedShape( const QRegion& shape )
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{
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transformed_shape = shape;
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}
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} // namespace
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#endif
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#endif
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