然后,我绑定了framebuffer纹理,并绘制了一个四边形。这向我展示了之前的相同场景,这意味着它可以工作。clear the screen in green, to make it very obvious what the clear affected. only the FBO, not the real framebuffer
display function */ gl.glBindFramebufferEXT(GL.GL_FRAMEBUFFER_EXT1.0f); gl.glEnd(); System.out.print("Checkpoint2: "); outputError(); //Here I get an invalid framebufferoperation
gl.glPopAttr