OpenTTD
object_base.h
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1 /* $Id: object_base.h 25844 2013-10-12 16:35:50Z frosch $ */
2 
3 /*
4  * This file is part of OpenTTD.
5  * 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.
6  * 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.
7  * 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/>.
8  */
9 
12 #ifndef OBJECT_BASE_H
13 #define OBJECT_BASE_H
14 
15 #include "core/pool_type.hpp"
16 #include "object_type.h"
17 #include "tilearea_type.h"
18 #include "town_type.h"
19 #include "date_type.h"
20 
22 extern ObjectPool _object_pool;
23 
25 struct Object : ObjectPool::PoolItem<&_object_pool> {
30  byte colour;
31  byte view;
32 
34  Object() {}
36  ~Object() {}
37 
38  static Object *GetByTile(TileIndex tile);
39 
45  static inline void IncTypeCount(ObjectType type)
46  {
47  assert(type < NUM_OBJECTS);
48  counts[type]++;
49  }
50 
56  static inline void DecTypeCount(ObjectType type)
57  {
58  assert(type < NUM_OBJECTS);
59  counts[type]--;
60  }
61 
67  static inline uint16 GetTypeCount(ObjectType type)
68  {
69  assert(type < NUM_OBJECTS);
70  return counts[type];
71  }
72 
74  static inline void ResetTypeCounts()
75  {
76  memset(&counts, 0, sizeof(counts));
77  }
78 
79 protected:
80  static uint16 counts[NUM_OBJECTS];
81 };
82 
83 #define FOR_ALL_OBJECTS_FROM(var, start) FOR_ALL_ITEMS_FROM(Object, object_index, var, start)
84 #define FOR_ALL_OBJECTS(var) FOR_ALL_OBJECTS_FROM(var, 0)
85 
92 };
93 
95 extern SmallVector<ClearedObjectArea, 4> _cleared_object_areas;
96 
97 #endif /* OBJECT_BASE_H */