100 lines
2.8 KiB
C++
100 lines
2.8 KiB
C++
/* -*- c++ -*-
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* speedtest.h: Header for Performance test for the OGLFT library
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* Copyright (C) 2002 lignum Computing, Inc. <oglft@lignumcomputing.com>
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* $Id$
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*
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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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*
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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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*
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef VIGNETTE_H
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#define VIGNETTE_H
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#include <stdlib.h>
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#if OGLFT_QT_VERSION == 3
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#include <qgl.h>
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#include <qqueue.h>
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#include <qtimer.h>
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#elif OGLFT_QT_VERSION == 4
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#include <QGLWidget>
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#include <QQueue>
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#include <QTimer>
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#include <QKeyEvent>
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#endif
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// Little animation vignettes. The function calls essentially follow
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// those of the Qt OpenGL widget and are called at the corresponding times.
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struct Vignette {
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virtual ~Vignette ( void ) {}
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virtual unsigned int frame_count ( void ) = 0;
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virtual unsigned int frame_rate ( void ) = 0;
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virtual void init ( void ) = 0;
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virtual void view ( GLdouble /*left*/, GLdouble /*right*/,
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GLdouble /*bottom*/, GLdouble /*top*/ )
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{}
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virtual void reset ( void )
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{}
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virtual bool input ( QKeyEvent* e )
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{
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if ( e->key() == Qt::Key_Escape ) exit( 0 );
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return false;
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}
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virtual void draw ( unsigned int frame_number ) = 0;
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virtual void finish ( void ) = 0;
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};
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// Yet another OpenGL view widget.
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class CharacterView : public QGLWidget {
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Q_OBJECT
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GLsizei window_width_, window_height_;
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GLdouble view_width_, view_height_;
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GLdouble view_left_, view_right_, view_bottom_, view_top_;
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bool flank_speed_;
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QTimer redraw_timer_;
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QTimer performance_timer_;
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unsigned int frame_counter_;
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unsigned int counter_snapshot_;
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unsigned int animation_frame_count_;
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unsigned int animation_frame_rate_;
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unsigned int animation_frame_counter_;
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static const unsigned int PERFORMANCE_SAMPLE_RATE_HZ = 1;
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#if OGLFT_QT_VERSION == 3
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QQueue<Vignette> vignettes;
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#elif OGLFT_QT_VERSION == 4
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QQueue<Vignette*> vignettes;
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#endif
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protected slots:
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void redraw ( void );
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void measure_performance ( void );
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public:
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CharacterView ( bool flank_speed, const char* fontfile,
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QWidget* parent = 0, const char* name = 0 );
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protected:
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void initializeGL ( void );
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void resizeGL ( int w, int h );
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void paintGL ( void );
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void keyPressEvent ( QKeyEvent* e );
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void resetView ( void );
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};
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#endif /* VIGNETTE_H */
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