/**
 * PANDA 3D SOFTWARE
 * Copyright (c) Carnegie Mellon University.  All rights reserved.
 *
 * All use of this software is subject to the terms of the revised BSD
 * license.  You should have received a copy of this license along
 * with this source code in a file named "LICENSE."
 *
 * @file sceneGraphAnalyzerMeter.I
 * @author pratt
 * @date 2007-02-14
 */

/**
 * Returns the GraphicsOutput that was passed to setup_window(), or NULL if
 * setup_window() has not been called.
 */
INLINE GraphicsOutput *SceneGraphAnalyzerMeter::
get_window() const {
  return _window;
}

/**
 * Returns the DisplayRegion that the meter has created to render itself into
 * the window to setup_window(), or NULL if setup_window() has not been
 * called.
 */
INLINE DisplayRegion *SceneGraphAnalyzerMeter::
get_display_region() const {
  return _display_region;
}

/**
 * Specifies the number of seconds that should elapse between updates to the
 * meter.  This should be reasonably slow (e.g.  0.5 to 2.0) so that the
 * calculation of the scene graph analysis does not itself dominate the frame
 * rate.
 */
INLINE void SceneGraphAnalyzerMeter::
set_update_interval(double update_interval) {
  _update_interval = update_interval;
}

/**
 * Returns the number of seconds that will elapse between updates to the frame
 * rate indication.
 */
INLINE double SceneGraphAnalyzerMeter::
get_update_interval() const {
  return _update_interval;
}

/**
 * Sets the node to be analyzed.
 */
INLINE void SceneGraphAnalyzerMeter::
set_node(PandaNode *node) {
  _node = node;
}

/**
 * Returns the node to be analyzed.
 */
INLINE PandaNode *SceneGraphAnalyzerMeter::
get_node() const {
  return _node;
}

/**
 * You can call this to explicitly force the SceneGraphAnalyzerMeter to update
 * itself with the latest scene graph analysis information.  Normally, it is
 * not necessary to call this explicitly.
 */
INLINE void SceneGraphAnalyzerMeter::
update() {
  Thread *current_thread = Thread::get_current_thread();
  do_update(current_thread);
}