truelight@9617: /* $Id$ */
truelight@9617: 
truelight@9617: /** @file ai_tile.cpp handles the functions of the AITile class */
truelight@9617: 
truelight@9617: #include "ai_tile.hpp"
truelight@9617: #include "../../tile.h"
truelight@9617: #include "../../variables.h"
truelight@9617: #include "../../station.h"
truelight@9617: 
truelight@9617: bool AITile::IsBuildable(TileIndex tile)
truelight@9617: {
truelight@9617: 	/* Outside of the map */
rubidium@9620: 	if (tile >= ::MapSize()) return false;
truelight@9617: 
truelight@9617: 	switch (::GetTileType(tile)) {
truelight@9617: 		default: return 1;
truelight@9617: 		case MP_VOID:
truelight@9617: 		case MP_HOUSE:
truelight@9617: 		case MP_STATION:
truelight@9617: 		case MP_INDUSTRY:
truelight@9617: 		case MP_UNMOVABLE: return 0;
truelight@9617: 	}
truelight@9617: }
truelight@9617: 
truelight@9617: int32 AITile::GetSlope(TileIndex tile)
truelight@9617: {
truelight@9617: 	/* Outside of the map */
rubidium@9620: 	if (tile >= ::MapSize()) return 0;
truelight@9617: 
truelight@9617: 	return GetTileSlope(tile, NULL);
truelight@9617: }
truelight@9617: 
truelight@9658: int32 AITile::GetCargoAcceptance(TileIndex tile, CargoID cargo_type, uint width, uint height, uint rad)
truelight@9617: {
truelight@9617: 	/* Outside of the map */
rubidium@9620: 	if (tile >= ::MapSize()) return false;
truelight@9617: 
truelight@9617: 	AcceptedCargo accepts;
truelight@9658: 	GetAcceptanceAroundTiles(accepts, tile, width, height, _patches.modified_catchment ? rad : 4);
truelight@9617: 	return accepts[cargo_type];
truelight@9617: }