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Implemented: Application icons; OpenSceneGraph to handle OpenGL with Qt; devicePixelRatio() for handing render on highDPI displays; Sample 3D with handler; MouseHandler not yet working as expected (WIP)

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dushyant basson
2023-09-05 17:51:25 +05:30
parent 341e68907f
commit c7effd2498
12 changed files with 321 additions and 45 deletions
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src/qtviewer/IfcViewerWidget.h
+25 -5
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@@ -6,18 +6,38 @@
#include <QOpenGLContext>
#include <QMatrix4x4>
#include <osg/ref_ptr>
#include <osgViewer/GraphicsWindow>
#include <osgViewer/Viewer>
#include <osg/Group>
class IfcViewerWidget : public QOpenGLWidget
{
public:
IfcViewerWidget(QWidget *parent = nullptr);
IfcViewerWidget(qreal dpiScale, QWidget *parent = nullptr);
protected:
void initializeGL() override;
void resizeGL(int w, int h) override;
void paintGL() override;
virtual void initializeGL() override; // to set up resources, state
virtual void resizeGL(int w, int h) override; // to set up viewport, projection, etc.
virtual void paintGL() override; // to render OpenGL scene
virtual void mousePressEvent(QMouseEvent *event) override;
virtual void mouseMoveEvent(QMouseEvent *event) override;
virtual void mouseReleaseEvent(QMouseEvent *event) override;
virtual void wheelEvent(QWheelEvent *event) override;
virtual bool event(QEvent* event) override;
private:
qreal m_dpiScale;
QMatrix4x4 m_projection;
osg::ref_ptr<osgViewer::GraphicsWindowEmbedded> m_graphicsWindow;
osg::ref_ptr<osgViewer::Viewer> m_viewer;
osg::ref_ptr<osg::Group> root; // OSG root node
osgGA::EventQueue* getEventQueue() const;
unsigned int getMouseButtonNum(QMouseEvent* event);
void buildSceneData();
};
#endif // IFCVIEWERWIDGET_H
#endif // IFCVIEWERWIDGET_H