tron@2186: /* $Id$ */
tron@2186: 
darkvater@406: #ifndef SPRITE_H
darkvater@406: #define SPRITE_H
darkvater@406: 
darkvater@406: 
darkvater@406: /* The following describes bunch of sprites to be drawn together in a single 3D
darkvater@406:  * bounding box. Used especially for various multi-sprite buildings (like
darkvater@406:  * depots or stations): */
darkvater@406: 
darkvater@406: typedef struct DrawTileSeqStruct {
darkvater@408: 	int8 delta_x; // 0x80 is sequence terminator
darkvater@406: 	int8 delta_y;
darkvater@406: 	int8 delta_z;
tron@4230: 	byte size_x;
tron@4230: 	byte size_y;
tron@4230: 	byte size_z;
darkvater@406: 	uint32 image;
darkvater@406: } DrawTileSeqStruct;
darkvater@406: 
darkvater@406: typedef struct DrawTileSprites {
darkvater@406: 	SpriteID ground_sprite;
tron@2548: 	const DrawTileSeqStruct* seq;
darkvater@406: } DrawTileSprites;
darkvater@406: 
belugas@3654: /**
belugas@3654:  * This structure is the same for both Industries and Houses.
belugas@3654:  * Buildings here reference a general type of construction
belugas@3654:  */
belugas@3654: typedef struct DrawBuildingsTileStruct {
belugas@3654: 	SpriteID ground;
belugas@3654: 	SpriteID building;
belugas@3654: 	byte subtile_x:4;
belugas@3654: 	byte subtile_y:4;
belugas@3654: 	byte width:4;
belugas@3654: 	byte height:4;
belugas@3654: 	byte dz;
belugas@3654: 	byte draw_proc;  /* this allows to specify a special drawing procedure.*/
belugas@3654: } DrawBuildingsTileStruct;
belugas@3654: 
darkvater@408: // Iterate through all DrawTileSeqStructs in DrawTileSprites.
darkvater@406: #define foreach_draw_tile_seq(idx, list) for (idx = list; ((byte) idx->delta_x) != 0x80; idx++)
darkvater@406: 
darkvater@406: 
Darkvater@2436: #endif /* SPRITE_H */