def initWindow(self):
self.window = MainWindow(self)
self.window.setWindowTitle('CS791a')
glFormat = QGLFormat()
glFormat.setDoubleBuffer(True)
glFormat.setDirectRendering(True)
glFormat.setProfile(QGLFormat.CoreProfile)
glFormat.setVersion(3,3)
QGLFormat.setDefaultFormat(glFormat)
#glFormat.setOption(QGLFormat.OpenGL_Version_3_3)
self.graphics = GraphicsManager(self)
self.graphics.makeCurrent()
self.window.setCentralWidget(self.graphics)
self.window.resize(1600,900)
print(glGetString(GL_VERSION))
