copied from the old Ppoject:

shaders,
object class
Modified to use better names and use Qt things

MeshViewerQt/main.cpp

@@ -1,4 +1,4 @@
-#include "MainWindow.h"
+#include "Header\MainWindow.h"
 #include <QtWidgets/QApplication>
 
 int startGUI(int argc, char* argv[])