truelight@0: #ifndef ENGINE_H
truelight@0: #define ENGINE_H
truelight@0: 
truelight@0: typedef struct RailVehicleInfo {
truelight@0: 	byte image_index;
truelight@0: 	byte flags; /* 1=multihead engine, 2=wagon */
truelight@0: 	byte base_cost;
truelight@0: 	uint16 max_speed;
truelight@0: 	uint16 power;
truelight@0: 	byte weight;
truelight@0: 	byte running_cost_base;
truelight@0: 	byte engclass; // 0: steam, 1: diesel, 2: electric
truelight@0: 	byte capacity;
truelight@0: 	byte cargo_type;
truelight@0: } RailVehicleInfo;
truelight@0: 
truelight@0: typedef struct ShipVehicleInfo {
truelight@0: 	byte image_index;
truelight@0: 	byte base_cost;
truelight@0: 	uint16 max_speed;
truelight@0: 	byte cargo_type;
truelight@0: 	uint16 capacity;
truelight@0: 	byte running_cost;
truelight@0: 	byte sfx;
truelight@0: 	byte refittable;
truelight@0: } ShipVehicleInfo;
truelight@0: 
truelight@0: 
truelight@0: typedef struct EngineInfo {
truelight@0: 	uint16 base_intro;
truelight@0: 	byte unk2;
truelight@0: 	byte lifelength;
truelight@0: 	byte base_life;
truelight@0: 	byte railtype_climates;
truelight@0: } EngineInfo;
truelight@0: 
truelight@0: typedef struct Engine {
truelight@0: 	uint16 intro_date;
truelight@0: 	uint16 age;
truelight@0: 	uint16 reliability;
truelight@0: 	uint16 reliability_spd_dec;
truelight@0: 	uint16 reliability_start, reliability_max, reliability_final;
truelight@0: 	uint16 duration_phase_1, duration_phase_2, duration_phase_3;
truelight@0: 	byte lifelength;
truelight@0: 	byte flags;
truelight@0: 	byte preview_player;
truelight@0: 	byte preview_wait;
truelight@0: 	byte railtype;
truelight@0: 	byte player_avail;
truelight@0: } Engine;
truelight@0: 
truelight@0: 
truelight@0: enum {
truelight@0: 	RVI_MULTIHEAD = 1,
truelight@0: 	RVI_WAGON = 2,
truelight@0: };
truelight@0: 
truelight@0: 
truelight@0: void StartupEngines();
truelight@0: 
truelight@0: 
truelight@0: struct SpriteSuperSet {
truelight@0: 	// XXX: Would anyone ever need more than 16 spritesets? Maybe we should
truelight@0: 	// use even less, now we take whole 8kb for custom sprites table, oh my!
truelight@0: 	byte sprites_per_set; // means number of directions - 4 or 8
truelight@0: 	// Loaded = in motion, loading = not moving
truelight@0: 	// Each superset contains several spritesets, for various loading stages
truelight@0: 	byte loaded_count;
truelight@0: 	uint16 loaded[16]; // sprite ids
truelight@0: 	byte loading_count;
truelight@0: 	uint16 loading[16]; // sprite ids
truelight@0: };
truelight@0: 
truelight@0: extern byte _global_cargo_id[NUM_LANDSCAPE][NUM_CARGO];
truelight@0: enum {
truelight@0: 	CID_DEFAULT = 29,
truelight@0: 	CID_PURCHASE = 30,
truelight@0: 	NUM_CID = 31,
truelight@0: };
truelight@0: extern byte _local_cargo_id_ctype[NUM_CID];
truelight@0: extern byte _local_cargo_id_landscape[NUM_CID];
truelight@0: 
truelight@0: extern uint32 _engine_refit_masks[256];
truelight@0: 
truelight@0: extern byte _engine_original_sprites[256];
truelight@0: void SetWagonOverrideSprites(byte engine, struct SpriteSuperSet *superset, byte *train_id, int trains);
truelight@0: void SetCustomEngineSprites(byte engine, byte cargo, struct SpriteSuperSet *superset);
truelight@0: // loaded is in percents, overriding_engine 0xffff is none
truelight@0: int GetCustomEngineSprite(byte engine, uint16 overriding_engine, byte cargo, byte loaded, byte in_motion, byte direction);
truelight@0: #define GetCustomVehicleSprite(v, direction) \
truelight@0: 	GetCustomEngineSprite(v->engine_type, v->type == VEH_Train ? v->u.rail.first_engine : -1, \
truelight@0: 	                      _global_cargo_id[_opt.landscape][v->cargo_type], \
truelight@0: 	                      ((v->cargo_count + 1) * 100) / (v->cargo_cap + 1), \
truelight@0: 	                      !!v->cur_speed, direction);
truelight@0: 
truelight@0: void SetCustomEngineName(int engine, char *name);
truelight@0: StringID GetCustomEngineName(int engine);
truelight@0: 
truelight@0: 
truelight@0: void DrawTrainEngine(int x, int y, int engine, uint32 image_ormod);
truelight@0: void DrawRoadVehEngine(int x, int y, int engine, uint32 image_ormod);
truelight@0: void DrawShipEngine(int x, int y, int engine, uint32 image_ormod);
truelight@0: void DrawAircraftEngine(int x, int y, int engine, uint32 image_ormod);
truelight@0: 
truelight@0: void DrawTrainEngineInfo(int engine, int x, int y, int maxw);
truelight@0: void DrawRoadVehEngineInfo(int engine, int x, int y, int maxw);
truelight@0: void DrawShipEngineInfo(int engine, int x, int y, int maxw);
truelight@0: void DrawAircraftEngineInfo(int engine, int x, int y, int maxw);
truelight@0: 
truelight@0: void AcceptEnginePreview(Engine *e, int player);
truelight@0: 
truelight@0: void LoadCustomEngineNames();
truelight@0: void DeleteCustomEngineNames();
truelight@0: 
truelight@0: 
truelight@0: enum {
truelight@0: 	NUM_NORMAL_RAIL_ENGINES = 54,
truelight@0: 	NUM_MONORAIL_ENGINES = 30,
truelight@0: 	NUM_MAGLEV_ENGINES = 32,
truelight@0: 	NUM_TRAIN_ENGINES = NUM_NORMAL_RAIL_ENGINES + NUM_MONORAIL_ENGINES + NUM_MAGLEV_ENGINES,
truelight@0: 	NUM_ROAD_ENGINES = 88,
truelight@0: 	NUM_SHIP_ENGINES = 11,
truelight@0: 	NUM_AIRCRAFT_ENGINES = 41,
truelight@0: 	TOTAL_NUM_ENGINES = NUM_NORMAL_RAIL_ENGINES+NUM_MONORAIL_ENGINES+NUM_MAGLEV_ENGINES+NUM_ROAD_ENGINES+NUM_SHIP_ENGINES+NUM_AIRCRAFT_ENGINES,
truelight@0: 	AIRCRAFT_ENGINES_INDEX = NUM_TRAIN_ENGINES + NUM_ROAD_ENGINES + NUM_SHIP_ENGINES,
truelight@0: 	SHIP_ENGINES_INDEX = NUM_TRAIN_ENGINES + NUM_ROAD_ENGINES,
truelight@0: 	ROAD_ENGINES_INDEX = NUM_TRAIN_ENGINES,
truelight@0: };
truelight@0: VARDEF Engine _engines[TOTAL_NUM_ENGINES];
truelight@0: VARDEF StringID _engine_name_strings[TOTAL_NUM_ENGINES];
truelight@0: 
truelight@0: extern EngineInfo _engine_info[TOTAL_NUM_ENGINES];
truelight@0: extern RailVehicleInfo _rail_vehicle_info[];
truelight@0: #define ship_vehicle_info(e) _ship_vehicle_info[e - SHIP_ENGINES_INDEX]
truelight@0: extern ShipVehicleInfo _ship_vehicle_info[];
truelight@0: 
truelight@0: #endif