45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
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/*****************************************************************
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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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// TODO MIT or some other licence, perhaps move to some lib
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#ifndef KWIN_SHOWFPS_H
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#define KWIN_SHOWFPS_H
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#include <effects.h>
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#include <qdatetime.h>
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namespace KWinInternal
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{
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class ShowFpsEffect
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: public Effect
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{
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public:
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ShowFpsEffect( Workspace* ws );
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virtual void prePaintScreen( int* mask, QRegion* region, int time );
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virtual void paintScreen( int mask, QRegion region, ScreenPaintData& data );
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virtual void postPaintScreen();
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private:
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Workspace* wspace;
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QTime t;
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enum { NUM_PAINTS = 100 }; // remember time needed to paint this many paints
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int paints[ NUM_PAINTS ]; // time needed to paint
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int paints_pos; // position in the queue
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enum { MAX_FPS = 200 };
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int frames[ MAX_FPS ]; // (sec*1000+msec) of the time the frame was done
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int frames_pos; // position in the queue
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};
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} // namespace
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#endif
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