@Override
    public void pushDebugGroup(String name) {
        if (debug && caps.contains(Caps.GLDebug)) {
            if (name == null) name = "Group " + debugGroupId;
            glext.glPushDebugGroup(GLExt.GL_DEBUG_SOURCE_APPLICATION, debugGroupId, name);
            debugGroupId++;
        }
    }
Enable/Disable default automatic generation of mipmaps for framebuffers
@param v  Default is true
jme3-core/src/main/java/com/jme3/renderer/opengl/GLRenderer.java