reference_surface.py 文件源码

def gl_draw_corners(self):
        """
        draw surface and markers
        """
        if self.detected:
            frame = cv2.perspectiveTransform(marker_corners_norm.reshape(-1,1,2),self.m_to_screen)
            draw_points_norm(frame.reshape((4,2)),20,RGBA(1.0,0.2,0.6,.5))



    #### fns to draw surface in seperate window