COSC-4P80-Assignment-2/lib/eigen-3.4.0/demos/opengl/quaternion_demo.h

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2024-10-21 16:42:03 -04:00
// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
#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>
#include <QtGui/QMainWindow>
class RenderingWidget : 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_LOCAL_ROTATE, TM_FLY_Z, TM_FLY_PAN
};
enum NavMode {
NavTurnAround,
NavFly
};
enum LerpMode {
LerpQuaternion,
LerpEulerAngles
};
enum RotationMode {
RotationStable,
RotationStandard
};
Camera mCamera;
TrackMode mCurrentTrackingMode;
NavMode mNavMode;
LerpMode mLerpMode;
RotationMode mRotationMode;
Vector2i mMouseCoords;
Trackball mTrackball;
QTimer m_timer;
void setupCamera();
std::vector<Vector3f> mVertices;
std::vector<Vector3f> mNormals;
std::vector<int> mIndices;
protected slots:
virtual void animate(void);
virtual void drawScene(void);
virtual void grabFrame(void);
virtual void stopAnimation();
virtual void setNavMode(int);
virtual void setLerpMode(int);
virtual void setRotationMode(int);
virtual void resetCamera();
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:
EIGEN_MAKE_ALIGNED_OPERATOR_NEW
RenderingWidget();
~RenderingWidget() { }
QWidget* createNavigationControlWidget();
};
class QuaternionDemo : public QMainWindow
{
Q_OBJECT
public:
QuaternionDemo();
protected:
RenderingWidget* mRenderingWidget;
};
#endif // EIGEN_QUATERNION_DEMO_H