# object_map.h

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    00001 /* $Id: object_map.h 25844 2013-10-12 16:35:50Z frosch $ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * 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.
    00006  * 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.
    00007  * 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/>.
    00008  */
    00009
    00012 #ifndef OBJECT_MAP_H
    00013 #define OBJECT_MAP_H
    00014
    00015 #include "water_map.h"
    00016 #include "object_type.h"
    00017
    00018 ObjectType GetObjectType(TileIndex t);
    00019
    00027 static inline bool IsObjectType(TileIndex t, ObjectType type)
    00028 {
    00029   return GetObjectType(t) == type;
    00030 }
    00031
    00038 static inline bool IsObjectTypeTile(TileIndex t, ObjectType type)
    00039 {
    00040   return IsTileType(t, MP_OBJECT) && GetObjectType(t) == type;
    00041 }
    00042
    00049 static inline ObjectID GetObjectIndex(TileIndex t)
    00050 {
    00051   assert(IsTileType(t, MP_OBJECT));
    00052   return _m[t].m2 | _m[t].m5 << 16;
    00053 }
    00054
    00061 static inline byte GetObjectRandomBits(TileIndex t)
    00062 {
    00063   assert(IsTileType(t, MP_OBJECT));
    00064   return _m[t].m3;
    00065 }
    00066
    00067
    00076 static inline void MakeObject(TileIndex t, Owner o, ObjectID index, WaterClass wc, byte random)
    00077 {
    00078   SetTileType(t, MP_OBJECT);
    00079   SetTileOwner(t, o);
    00080   SetWaterClass(t, wc);
    00081   _m[t].m2 = index;
    00082   _m[t].m3 = random;
    00083   _m[t].m4 = 0;
    00084   _m[t].m5 = index >> 16;
    00085   SB(_m[t].m6, 2, 4, 0);
    00086   _me[t].m7 = 0;
    00087 }
    00088
    00089 #endif /* OBJECT_MAP_H */