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BSP_CSGUserData.cpp

/**
 * $Id: BSP_CSGUserData.cpp,v 1.9 2005/10/28 20:18:56 intrr Exp $
 * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version. The Blender
 * Foundation also sells licenses for use in proprietary software under
 * the Blender License.  See http://www.blender.org/BL/ for information
 * about this.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL/BL DUAL LICENSE BLOCK *****
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "BSP_CSGUserData.h"

 

BSP_CSGUserData::
00041 BSP_CSGUserData(
      const int width
):
      m_width (width)
{
}

/**
 * Add a new uninitialized record to the end of the 
 * array
 */

      void
BSP_CSGUserData::
00055 IncSize(
){
      m_data.insert(m_data.end(),m_width,char(0));
}

      int
BSP_CSGUserData::
00062 Duplicate(
      void *record
){
      if (m_width) {
            int output = Size();
            IncSize();

            memcpy(&m_data[ m_data.size() - m_width ], record, m_width);
      
            return output;
      }
      return 0;
}     

      void
BSP_CSGUserData::
Duplicate(
      int record_index
){
      if (m_width) {
            IncSize();
            memcpy(&m_data[ m_data.size() - m_width ], 
                  &m_data[ record_index * m_width], m_width);
      }
}     


      void
BSP_CSGUserData::
00091 Copy(
      void *output,
      int pos
){
      if (m_width) {
            memcpy(output, &m_data[m_width*pos],m_width);
      }
}
      void
BSP_CSGUserData::
00101 Reserve(
      int size
){
      m_data.reserve(size * m_width);
}


/// Return the width of an individual record

      int
BSP_CSGUserData::
00112 Width(
) const{
      return m_width;
}


/// return the current number of records stored in the array.
      int
BSP_CSGUserData::
00121 Size(
) const {
      if (m_width == 0) return 0;
      return m_data.size() / m_width;
} 


/// return a pointer to the start of the nth record in the array.

      void *
BSP_CSGUserData::
00132 operator [] (
      const int pos
){
      return &m_data[ m_width*pos ];
}


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