First triangle drawn in Qt Project

MeshViewerQt/Header/OpenGlViewer.h

@@ -2,6 +2,9 @@
 
 #include <QOpenGLWidget>
 #include <QOpenGLFunctions>
+#include <QOpenGLBuffer>
+#include <QOPenGLVertexArrayObject>
+#include <QOpenGlShaderProgram>
 
 class OpenGlViewer : public QOpenGLWidget, protected QOpenGLFunctions
 {
@@ -11,8 +14,18 @@ public:
 	OpenGlViewer(QWidget *parent);
 	~OpenGlViewer();
 
+private:
+	QOpenGLBuffer mVertexBuffer;
+	QOpenGLVertexArrayObject mVertexArray;
+	QOpenGLShaderProgram* mProgram = nullptr;
+
+private:
+	void printContextInformation();
+
 protected:
 	virtual void initializeGL() override final;
 	virtual void resizeGL(int w, int h) override final;
 	virtual void paintGL() override final;
+
+public:
 };