Line data    Source code

       1             : 
       2             : /* Copyright (c) 2011-2014, Stefan Eilemann <eile@eyescale.ch>
       3             :  *
       4             :  * This library is free software; you can redistribute it and/or modify it under
       5             :  * the terms of the GNU Lesser General Public License version 2.1 as published
       6             :  * by the Free Software Foundation.
       7             :  *
       8             :  * This library is distributed in the hope that it will be useful, but WITHOUT
       9             :  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
      10             :  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
      11             :  * details.
      12             :  *
      13             :  * You should have received a copy of the GNU Lesser General Public License
      14             :  * along with this library; if not, write to the Free Software Foundation, Inc.,
      15             :  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      16             :  */
      17             : 
      18             : #ifndef EQSERVER_TILES_ZIGZAGSTRATEGY_H
      19             : #define EQSERVER_TILES_ZIGZAGSTRATEGY_H
      20             : 
      21             : namespace eq
      22             : {
      23             : namespace server
      24             : {
      25             : namespace tiles
      26             : {
      27             : 
      28             : /** Generates tiles for a channel using a zigzag strategy */
      29           0 : inline void generateZigzag( std::vector< Vector2i >& tiles,
      30             :                             const Vector2i& dim )
      31             : {
      32           0 :     for( int y = 0; y < dim.y(); ++y )
      33             :     {
      34           0 :         if( y % 2 )
      35           0 :             for( int x = dim.x()-1; x >= 0; --x )
      36           0 :                 tiles.push_back( Vector2i( x, y ));
      37             :         else
      38           0 :             for( int x = 0; x < dim.x(); ++x )
      39           0 :                 tiles.push_back( Vector2i( x, y ));
      40             :     }
      41           0 : }
      42             : 
      43             : }
      44             : }
      45             : }
      46             : 
      47             : #endif // EQSERVER_TILES_ZIGZAGSTRATEGY_H