1 /* $Id$ */

     1 /* $Id$ */

     2 

     2 

     3 #ifndef NEWGRF_SPRITEGROUP_H

     3 #ifndef NEWGRF_SPRITEGROUP_H

     4 #define NEWGRF_SPRITEGROUP_H

     4 #define NEWGRF_SPRITEGROUP_H

     5 

     5 

     6 

     7 

     7 struct SpriteGroup;

     8 struct SpriteGroup;

     8 

     9 

     9 

    10 

    10 /* 'Real' sprite groups contain a list of other result or callback sprite

    11 /* 'Real' sprite groups contain a list of other result or callback sprite

   126 struct ResultSpriteGroup {

   127 struct ResultSpriteGroup {

   127 	SpriteID sprite;

   128 	SpriteID sprite;

   128 	byte num_sprites;

   129 	byte num_sprites;

   129 };

   130 };

   130 

   131 

   131 /* List of different sprite group types */

   137 /* List of different sprite group types */

   132 enum SpriteGroupType {

   138 enum SpriteGroupType {

   133 	SGT_INVALID,

   139 	SGT_INVALID,

   134 	SGT_REAL,

   140 	SGT_REAL,

   135 	SGT_DETERMINISTIC,

   141 	SGT_DETERMINISTIC,

   136 	SGT_RANDOMIZED,

   142 	SGT_RANDOMIZED,

   137 	SGT_CALLBACK,

   143 	SGT_CALLBACK,

   138 	SGT_RESULT,

   144 	SGT_RESULT,

   139 };

   146 };

   140 

   147 

   141 /* Common wrapper for all the different sprite group types */

   148 /* Common wrapper for all the different sprite group types */

   142 struct SpriteGroup {

   149 struct SpriteGroup {

   143 	SpriteGroupType type;

   150 	SpriteGroupType type;

   146 		RealSpriteGroup real;

   153 		RealSpriteGroup real;

   147 		DeterministicSpriteGroup determ;

   154 		DeterministicSpriteGroup determ;

   148 		RandomizedSpriteGroup random;

   155 		RandomizedSpriteGroup random;

   149 		CallbackResultSpriteGroup callback;

   156 		CallbackResultSpriteGroup callback;

   150 		ResultSpriteGroup result;

   157 		ResultSpriteGroup result;

   151 	} g;

   159 	} g;

   152 };

   160 };

   153 

   161 

   154 

   162 

   155 SpriteGroup *AllocateSpriteGroup();

   163 SpriteGroup *AllocateSpriteGroup();

   178 			TileIndex tile;

   186 			TileIndex tile;

   179 			const struct Station *st;

   187 			const struct Station *st;

   180 			const struct StationSpec *statspec;

   188 			const struct StationSpec *statspec;

   181 			CargoID cargo_type;

   189 			CargoID cargo_type;

   182 		} station;

   190 		} station;

   183 	} u;

   196 	} u;

   184 

   197 

   185 	uint32 (*GetRandomBits)(const struct ResolverObject*);

   198 	uint32 (*GetRandomBits)(const struct ResolverObject*);

   186 	uint32 (*GetTriggers)(const struct ResolverObject*);

   199 	uint32 (*GetTriggers)(const struct ResolverObject*);

   187 	void (*SetTriggers)(const struct ResolverObject*, int);

   200 	void (*SetTriggers)(const struct ResolverObject*, int);