* Distributable under the terms and conditions of the 2-clause BSD license;
* see the file COPYING for a complete text of the license.
*
* Distributable under the terms and conditions of the 2-clause BSD license;
* see the file COPYING for a complete text of the license.
*
/**
* Calculate texture coordinates for a tile at a certain index. Tiles
* are indexed start with zero as the top-left tile and moving across,
/**
* Calculate texture coordinates for a tile at a certain index. Tiles
* are indexed start with zero as the top-left tile and moving across,