public List<ViewPort> getPostViews() {
        return Collections.unmodifiableList(postViewPorts);
    }
Returns a read-only list of all post ViewPorts.

@return a read-only list of all post ViewPorts
@see #createPostView(java.lang.String, com.jme3.renderer.Camera)
jme3-core/src/main/java/com/jme3/renderer/RenderManager.java