text: /*************************************************************************/
  /*  ref_ptr.h                                                            */
  /*************************************************************************/
  /*                       This file is part of:                           */
  /*                           GODOT ENGINE                                */
  /*                    http://www.godotengine.org                         */
  /*************************************************************************/
  /* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur.                 */
  /*                                                                       */
  /* Permission is hereby granted, free of charge, to any person obtaining */
  /* a copy of this software and associated documentation files (the       */
  /* "Software"), to deal in the Software without restriction, including   */
  /* without limitation the rights to use, copy, modify, merge, publish,   */
  /* distribute, sublicense, and/or sell copies of the Software, and to    */
  /* permit persons to whom the Software is furnished to do so, subject to */
  /* the following conditions:                                             */
  /*                                                                       */
  /* The above copyright notice and this permission notice shall be        */
  /* included in all copies or substantial portions of the Software.       */
  /*                                                                       */
  /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
  /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
  /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
  /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
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  /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
  /*************************************************************************/
  #ifndef REF_PTR_H
  #define REF_PTR_H
  /**
  	@author Juan Linietsky <reduzio@gmail.com>
   * This class exists to workaround a limitation in C++ but keep the design OK.
   * It's basically an opaque container of a Reference reference, so Variant can use it.
  */
  
  #include "rid.h"
  
  
  class RefPtr {
  
  	enum {
  
  		DATASIZE=sizeof(void*) //*4 -ref was shrunk
  	};
  
  	mutable char data[DATASIZE]; // too much probably, virtual class + pointer
  public:
  
  	bool is_null() const;
  	void operator=(const RefPtr& p_other);
  	bool operator==(const RefPtr& p_other) const;
  	RID get_rid() const;
  	void unref();
  	_FORCE_INLINE_ void *get_data() const { return data; }
  	RefPtr(const RefPtr& p_other);
  	RefPtr();
  	~RefPtr();
  
  };
  
  #endif // REF_PTR_H
  