1 /****************************************************************************************
2  * Copyright (c) 2004 Enrico Ros <eros.kde@email.it>                                    *
3  *                                                                                      *
4  * This program is free software; you can redistribute it and/or modify it under        *
5  * the terms of the GNU General Public License as published by the Free Software        *
6  * Foundation; either version 2 of the License, or (at your option) any later           *
7  * version.                                                                             *
8  *                                                                                      *
9  * This program is distributed in the hope that it will be useful, but WITHOUT ANY      *
10  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A      *
11  * PARTICULAR PURPOSE. See the GNU General Public License for more details.             *
12  *                                                                                      *
13  * You should have received a copy of the GNU General Public License along with         *
14  * this program.  If not, see <http://www.gnu.org/licenses/>.                           *
15  ****************************************************************************************/
16 
17 #ifndef DISCO_ANALYZER_H
18 #define DISCO_ANALYZER_H
19 
20 
21 #include "AnalyzerBase.h"
22 
23 
24 
25 class DiscoAnalyzer : public Analyzer::Base
26 {
27 public:
28     explicit DiscoAnalyzer( QWidget * );
29     ~DiscoAnalyzer();
30     void analyze( const QVector<float>& );
31 
32 protected:
33     void demo();
34     void initializeGL();
35     void resizeGL( int w, int h );
36     void paintGL();
37 
38 private:
39     struct ShowProperties
40     {
41         bool paused;
42         double timeStamp;
43         double dT;
44         double pauseTimer;
45         float rotDegrees;
46     } m_show;
47 
48     struct FrameProperties
49     {
50         float energy;
51         float dEnergy;
52         float meanBand;
53         float rotDegrees;
54         bool silence;
55     } m_frame;
56 
57     GLuint m_dotTexture;
58     GLuint m_w1Texture;
59     GLuint m_w2Texture;
60     float m_unitX, m_unitY;
61 
62     void drawDot( float x, float y, float size );
63     void drawFullDot( float r, float g, float b, float a );
64     void setTextureMatrix( float rot, float scale );
65 };
66 
67 #endif
68