当我调试它时,我看到GLcanvas松开了对等__。我找不到解决办法。javax.media.opengl.awt.GLCanvas.display(GLCanvas.java:449) at grafik.view.grafik.Gcontroller.draw(Gcontroller.java645) at jogamp.opengl.GLDrawableHelper.invokeGL(GLDrawableHelper.java:594) at javax.media.opengl.awt.GLCanvas$8.run
//top-left quarter should be greyed away.}public class MyCanvas extends GLCanvas我显然需要GLCanvas来显示3D渲染,同时它似乎不提供绘制覆盖层的工具。是否有一种明显的方式,我会错过让我的简单JPanel绘画显示在它的GLCanvas组件上?