/* * This file is part of OpenTTD. * OpenTTD 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, version 2. * OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>. */ /** @file animated_tile_sl.cpp Code handling saving and loading of animated tiles */ #include "../stdafx.h" #include "../tile_type.h" #include "../core/alloc_func.hpp" #include "../core/smallvec_type.hpp" #include "saveload.h" #include "../safeguards.h" extern std::vector<TileIndex> _animated_tiles; /** * Save the ANIT chunk. */ static void Save_ANIT() { SlSetLength(_animated_tiles.size() * sizeof(_animated_tiles.front())); SlArray(_animated_tiles.data(), _animated_tiles.size(), SLE_UINT32); } /** * Load the ANIT chunk; the chunk containing the animated tiles. */ static void Load_ANIT() { /* Before version 80 we did NOT have a variable length animated tile table */ if (IsSavegameVersionBefore(SLV_80)) { /* In pre version 6, we has 16bit per tile, now we have 32bit per tile, convert it ;) */ TileIndex anim_list[256]; SlArray(anim_list, 256, IsSavegameVersionBefore(SLV_6) ? (SLE_FILE_U16 | SLE_VAR_U32) : SLE_UINT32); for (int i = 0; i < 256; i++) { if (anim_list[i] == 0) break; _animated_tiles.push_back(anim_list[i]); } return; } uint count = (uint)SlGetFieldLength() / sizeof(_animated_tiles.front()); _animated_tiles.clear(); _animated_tiles.resize(_animated_tiles.size() + count); SlArray(_animated_tiles.data(), count, SLE_UINT32); } /** * "Definition" imported by the saveload code to be able to load and save * the animated tile table. */ extern const ChunkHandler _animated_tile_chunk_handlers[] = { { 'ANIT', Save_ANIT, Load_ANIT, nullptr, nullptr, CH_RIFF | CH_LAST}, };