mainwidget.h Example File

cube/mainwidget.h
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#ifndef MAINWIDGET_H #define MAINWIDGET_H #include "geometryengine.h" #include <QOpenGLWidget> #include <QOpenGLFunctions> #include <QMatrix4x4> #include <QQuaternion> #include <QVector2D> #include <QBasicTimer> #include <QOpenGLShaderProgram> #include <QOpenGLTexture> class GeometryEngine; class MainWidget : public QOpenGLWidget, protected QOpenGLFunctions { Q_OBJECT public: explicit MainWidget(QWidget *parent = 0); ~MainWidget(); protected: void mousePressEvent(QMouseEvent *e) override; void mouseReleaseEvent(QMouseEvent *e) override; void timerEvent(QTimerEvent *e) override; void initializeGL() override; void resizeGL(int w, int h) override; void paintGL() override; void initShaders(); void initTextures(); private: QBasicTimer timer; QOpenGLShaderProgram program; GeometryEngine *geometries; QOpenGLTexture *texture; QMatrix4x4 projection; QVector2D mousePressPosition; QVector3D rotationAxis; qreal angularSpeed; QQuaternion rotation; }; #endif // MAINWIDGET_H