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https://github.com/OpenTTD/OpenTTD.git
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66 lines
2.4 KiB
C++
66 lines
2.4 KiB
C++
/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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 <https://www.gnu.org/licenses/old-licenses/gpl-2.0>.
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*/
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/** @file void_cmd.cpp Handling of void tiles. */
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#include "stdafx.h"
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#include "landscape.h"
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#include "command_func.h"
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#include "viewport_func.h"
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#include "slope_func.h"
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#include "water.h"
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#include "table/strings.h"
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#include "table/sprites.h"
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#include "safeguards.h"
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/** @copydoc DrawTileProc */
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static void DrawTile_Void(TileInfo *ti)
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{
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/* If freeform edges are off, draw infinite water off the edges of the map. */
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if (!_settings_game.construction.freeform_edges) {
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DrawGroundSprite(SPR_FLAT_WATER_TILE + SlopeToSpriteOffset(ti->tileh), PAL_NONE);
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} else {
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DrawGroundSprite(SPR_FLAT_BARE_LAND + SlopeToSpriteOffset(ti->tileh), PALETTE_ALL_BLACK);
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}
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}
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/** @copydoc GetSlopePixelZProc */
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static int GetSlopePixelZ_Void([[maybe_unused]] TileIndex tile, uint x, uint y, [[maybe_unused]] bool ground_vehicle)
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{
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/* This function may be called on tiles outside the map, don't assume
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* that 'tile' is a valid tile index. See GetSlopePixelZOutsideMap. */
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auto [tileh, z] = GetTilePixelSlopeOutsideMap(x >> 4, y >> 4);
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return z + GetPartialPixelZ(x & 0xF, y & 0xF, tileh);
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}
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/** @copydoc GetTileDescProc */
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static void GetTileDesc_Void([[maybe_unused]] TileIndex tile, TileDesc &td)
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{
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td.str = STR_EMPTY;
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td.owner[0] = OWNER_NONE;
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}
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/** @copydoc TileLoopProc */
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static void TileLoop_Void(TileIndex tile)
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{
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/* Floods adjacent edge tile to prevent maps without water. */
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TileLoop_Water(tile);
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}
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/** TileTypeProcs definitions for TileType::Void tiles. */
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extern const TileTypeProcs _tile_type_void_procs = {
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.draw_tile_proc = DrawTile_Void,
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.get_slope_pixel_z_proc = GetSlopePixelZ_Void,
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.clear_tile_proc = [](TileIndex, DoCommandFlags) { return CommandCost(STR_ERROR_OFF_EDGE_OF_MAP); },
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.get_tile_desc_proc = GetTileDesc_Void,
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.tile_loop_proc = TileLoop_Void,
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.terraform_tile_proc = [](TileIndex, DoCommandFlags, int, Slope) { return CommandCost(STR_ERROR_OFF_EDGE_OF_MAP); },
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};
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