1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
// This file is part of Eigen, a lightweight C++ template library
// for linear algebra. Eigen itself is part of the KDE project.
//
// Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr>
//
// Eigen is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 3 of the License, or (at your option) any later version.
//
// Alternatively, you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License and a copy of the GNU General Public License along with
// Eigen. If not, see <http://www.gnu.org/licenses/>.
#ifndef EIGEN_QUATERNION_DEMO_H
#define EIGEN_QUATERNION_DEMO_H
#include "gpuhelper.h"
#include "camera.h"
#include "trackball.h"
#include <map>
#include <QTimer>
#include <QtGui/QApplication>
#include <QtOpenGL/QGLWidget>
class QuaternionDemo : public QGLWidget
{
Q_OBJECT
typedef std::map<float,Frame> TimeLine;
TimeLine m_timeline;
Frame lerpFrame(float t);
Frame mInitFrame;
bool mAnimate;
float m_alpha;
enum TrackMode {
TM_NO_TRACK=0, TM_ROTATE_AROUND, TM_ZOOM,
TM_QUAKE_ROTATE, TM_QUAKE_WALK, TM_QUAKE_PAN
};
Camera mCamera;
TrackMode mTrackMode;
Vector2i mMouseCoords;
Trackball mTrackball;
QTimer m_timer;
void setupCamera();
protected slots:
virtual void animate(void);
virtual void drawScene(void);
virtual void drawPath(void);
virtual void grabFrame(void);
virtual void stopAnimation();
protected:
virtual void initializeGL();
virtual void resizeGL(int width, int height);
virtual void paintGL();
//--------------------------------------------------------------------------------
virtual void mousePressEvent(QMouseEvent * e);
virtual void mouseReleaseEvent(QMouseEvent * e);
virtual void mouseMoveEvent(QMouseEvent * e);
virtual void keyPressEvent(QKeyEvent * e);
//--------------------------------------------------------------------------------
public:
QuaternionDemo();
~QuaternionDemo() { }
};
#endif // EIGEN_QUATERNION_DEMO_H
|