physxHeightFieldDesc.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 physxHeightFieldDesc.h
 * @author enn0x
 * @date 2009-10-15
 */

#ifndef PHYSXHEIGHTFIELDDESC_H
#define PHYSXHEIGHTFIELDDESC_H

#include "pandabase.h"
#include "pnmImage.h"

#include "physx_includes.h"

/**
 * Descriptor class for height fields.  The height field data is copied when a
 * PhysxHeightField object is created from this descriptor.  After the call
 * the user may discard the original height data (e.g.  release the PNGImage).
 */
class EXPCL_PANDAPHYSX PhysxHeightFieldDesc {

PUBLISHED:
  INLINE PhysxHeightFieldDesc();
  INLINE ~PhysxHeightFieldDesc();

  INLINE void set_to_default();
  INLINE bool is_valid() const;

  INLINE void set_size(unsigned int num_rows, unsigned int num_columns);

  void set_image(const PNMImage &image, unsigned short materialIndex=0);
  void set_thickness(float thickness);
  void set_convex_edge_threshold(float threshold);

  void set_height(unsigned int row, unsigned int column, short height);
  void set_tess_flag(unsigned int row, unsigned int column, unsigned short value);
  void set_material_index(unsigned int row, unsigned int column,
    unsigned short materialIndex0, unsigned short materialIndex1);

public:
  NxHeightFieldDesc _desc;

private:
  NxU32 *_samples;

  INLINE void unset_size();
};

#include "physxHeightFieldDesc.I"

#endif // PHYSXHEIGHTFIELDDESC_H