source/graphics/MapIO.h

   1 /* Copyright (C) 2021 Wildfire Games.
   2  * This file is part of 0 A.D.
   3  *
   4  * 0 A.D. is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * 0 A.D. is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #ifndef INCLUDED_MAPIO
  19 #define INCLUDED_MAPIO
  20
  21 #include "lib/file/vfs/vfs_path.h"
  22 #include "lib/os_path.h"
  23 #include "lib/status.h"
  24
  25 // Opens the given texture file and stores it in a one-dimensional u16 vector.
  26 Status LoadHeightmapImageVfs(const VfsPath& filepath, std::vector<u16>& heightmap);
  27 Status LoadHeightmapImageOs(const OsPath& filepath, std::vector<u16>& heightmap);
  28
  29 class CMapIO
  30 {
  31 public:
  32         // Current file version given to saved maps.
  33         enum { FILE_VERSION = 7 };
  34         // Supported file read version - file with version less than this will be rejected.
  35         enum { FILE_READ_VERSION = 7 };
  36
  37 #pragma pack(push, 1)
  38         // Description of a tile for I/O purposes.
  39         struct STileDesc
  40         {
  41                 // Index into the texture array of first texture on tile.
  42                 u16 m_Tex1Index;
  43                 // Index into the texture array of second texture; (0xFFFF) if none.
  44                 u16 m_Tex2Index;
  45                 u32 m_Priority;
  46         };
  47 #pragma pack(pop)
  48 };
  49
  50 #endif