/**
 * 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 xFileMaker.h
 * @author drose
 * @date 2001-06-19
 */

#ifndef XFILEMAKER_H
#define XFILEMAKER_H

#include "pandatoolbase.h"

#include "filename.h"
#include "pmap.h"
#include "luse.h"
#include "xFile.h"

class EggNode;
class EggGroupNode;
class EggGroup;
class EggBin;
class EggData;
class EggVertexPool;
class Datagram;
class XFileMesh;

/**
 * This class converts a Panda scene graph into a .X file and writes it out.
 */
class XFileMaker {
public:
  XFileMaker();
  ~XFileMaker();

  bool write(const Filename &filename);

  bool add_tree(EggData *egg_data);

private:
  bool add_node(EggNode *egg_node, XFileNode *x_parent);
  bool add_group(EggGroup *egg_group, XFileNode *x_parent);
  bool add_bin(EggBin *egg_bin, XFileNode *x_parent);
  bool add_polyset(EggBin *egg_bin, XFileNode *x_parent);

  bool recurse_nodes(EggGroupNode *egg_node, XFileNode *x_parent);

  XFileMesh *get_mesh(XFileNode *x_parent);
  bool finalize_mesh(XFileNode *x_parent, XFileMesh *mesh);

  PT(XFile) _x_file;

  int _mesh_index;

  typedef pmap<XFileNode *, XFileMesh *> Meshes;
  Meshes _meshes;
};

#endif