bulletHeightfieldShape.h

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/**
 * 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 bulletHeightfieldShape.h
 * @author enn0x
 * @date 2010-02-05
 */
 
#ifndef __BULLET_HEIGHTFIELD_SHAPE_H__
#define __BULLET_HEIGHTFIELD_SHAPE_H__
 
#include "pandabase.h"
 
#include "bullet_includes.h"
#include "bullet_utils.h"
#include "bulletShape.h"
 
#include "pnmImage.h"
#include "texture.h"
#include "texturePeeker.h"
 
/**
 *
 */
class EXPCL_PANDABULLET BulletHeightfieldShape : public BulletShape {
private:
  INLINE BulletHeightfieldShape();
 
PUBLISHED:
  explicit BulletHeightfieldShape(const PNMImage &image, PN_stdfloat max_height, BulletUpAxis up=Z_up);
  explicit BulletHeightfieldShape(Texture *tex, PN_stdfloat max_height, BulletUpAxis up=Z_up);
  BulletHeightfieldShape(const BulletHeightfieldShape &copy);
  INLINE ~BulletHeightfieldShape();
 
  void set_use_diamond_subdivision(bool flag=true);
 
public:
  virtual btCollisionShape *ptr() const;
 
private:
  int _num_rows;
  int _num_cols;
  btScalar *_data;
  btHeightfieldTerrainShape *_shape;
  PN_stdfloat _max_height;
  BulletUpAxis _up;
 
public:
  static void register_with_read_factory();
  virtual void write_datagram(BamWriter *manager, Datagram &dg);
 
protected:
  static TypedWritable *make_from_bam(const FactoryParams &params);
  void fillin(DatagramIterator &scan, BamReader *manager);
 
public:
  static TypeHandle get_class_type() {
    return _type_handle;
  }
  static void init_type() {
    BulletShape::init_type();
    register_type(_type_handle, "BulletHeightfieldShape",
                  BulletShape::get_class_type());
  }
  virtual TypeHandle get_type() const {
    return get_class_type();
  }
  virtual TypeHandle force_init_type() {
    init_type();
    return get_class_type();
  }
 
private:
  static TypeHandle _type_handle;
};
 
#include "bulletHeightfieldShape.I"
 
#endif // __BULLET_HEIGHTFIELD_SHAPE_H__