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 : /** Generates tiles for a channel using a zigzag strategy */
28 0 : inline void generateZigzag(std::vector<Vector2i>& tiles, const Vector2i& dim)
29 : {
30 0 : for (int y = 0; y < dim.y(); ++y)
31 : {
32 0 : if (y % 2)
33 0 : for (int x = dim.x() - 1; x >= 0; --x)
34 0 : tiles.push_back(Vector2i(x, y));
35 : else
36 0 : for (int x = 0; x < dim.x(); ++x)
37 0 : tiles.push_back(Vector2i(x, y));
38 : }
39 0 : }
40 : }
41 : }
42 : }
43 :
44 : #endif // EQSERVER_TILES_ZIGZAGSTRATEGY_H
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