fe4329a252
Each effect is able to declare itself as currently being active, that is transforming windows or painting or screen or doing anything during the current rendered frame. This change eliminates the hottest path inside KWin identified by callgrind. REVIEW: 102449
69 lines
1.9 KiB
C++
69 lines
1.9 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) 2007 Rivo Laks <rivolaks@hot.ee>
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Copyright (C) 2008 Lucas Murray <lmurray@undefinedfire.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_INVERT_H
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#define KWIN_INVERT_H
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#include <kwineffects.h>
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namespace KWin
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{
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class GLShader;
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/**
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* Inverts desktop's colors
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**/
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class InvertEffect
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: public Effect
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{
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Q_OBJECT
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public:
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InvertEffect();
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~InvertEffect();
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virtual void drawWindow(EffectWindow* w, int mask, QRegion region, WindowPaintData& data);
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virtual void prePaintScreen(ScreenPrePaintData &data, int time);
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virtual void prePaintWindow(EffectWindow *w, WindowPrePaintData &data, int time);
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virtual void paintEffectFrame(KWin::EffectFrame* frame, QRegion region, double opacity, double frameOpacity);
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virtual bool isActive() const;
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static bool supported();
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public slots:
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void toggle();
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void toggleWindow();
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void slotWindowClosed(EffectWindow *w);
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protected:
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bool loadData();
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private:
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bool m_inited;
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bool m_valid;
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GLShader* m_shader;
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bool m_allWindows;
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QList<EffectWindow*> m_windows;
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};
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} // namespace
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#endif
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