lwoSurfaceParameter.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 lwoSurfaceParameter.h
 * @author drose
 * @date 2001-04-24
 */

#ifndef LWOSURFACEPARAMETER_H
#define LWOSURFACEPARAMETER_H

#include "pandatoolbase.h"

#include "lwoChunk.h"

/**
 * Records some parameter value of a surface material, as an entry within a
 * LwoSurface chunk.  The meaning of the value is determined by the id of this
 * chunk.
 */
class LwoSurfaceParameter : public LwoChunk {
public:
  PN_stdfloat _value;
  int _envelope;

public:
  virtual bool read_iff(IffInputFile *in, size_t stop_at);
  virtual void write(std::ostream &out, int indent_level = 0) const;

public:
  virtual TypeHandle get_type() const {
    return get_class_type();
  }
  virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
  static TypeHandle get_class_type() {
    return _type_handle;
  }
  static void init_type() {
    LwoChunk::init_type();
    register_type(_type_handle, "LwoSurfaceParameter",
                  LwoChunk::get_class_type());
  }

private:
  static TypeHandle _type_handle;
};

#endif