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Location: cpp/openttd-patchpack/source/src/roadveh.h - annotation
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(svn r16583) -Update: the order of the language files so it's in sync with english.txt. Normally WT2 would do this, but only with activity for those languages. Now we'd like to the order to match so we can more easily spot import bugs while developing WT3.
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/** @file src/roadveh.h Road vehicle states */
#ifndef ROADVEH_H
#define ROADVEH_H
#include "vehicle_base.h"
#include "engine_func.h"
#include "engine_base.h"
#include "economy_func.h"
struct RoadVehicle;
/** Road vehicle states */
enum RoadVehicleStates {
/*
* Lower 4 bits are used for vehicle track direction. (Trackdirs)
* When in a road stop (bit 5 or bit 6 set) these bits give the
* track direction of the entry to the road stop.
* As the entry direction will always be a diagonal
* direction (X_NE, Y_SE, X_SW or Y_NW) only bits 0 and 3
* are needed to hold this direction. Bit 1 is then used to show
* that the vehicle is using the second road stop bay.
* Bit 2 is then used for drive-through stops to show the vehicle
* is stopping at this road stop.
*/
/* Numeric values */
RVSB_IN_DEPOT = 0xFE, ///< The vehicle is in a depot
RVSB_WORMHOLE = 0xFF, ///< The vehicle is in a tunnel and/or bridge
/* Bit numbers */
RVS_USING_SECOND_BAY = 1, ///< Only used while in a road stop
RVS_IS_STOPPING = 2, ///< Only used for drive-through stops. Vehicle will stop here
RVS_DRIVE_SIDE = 4, ///< Only used when retrieving move data
RVS_IN_ROAD_STOP = 5, ///< The vehicle is in a road stop
RVS_IN_DT_ROAD_STOP = 6, ///< The vehicle is in a drive-through road stop
/* Bit sets of the above specified bits */
RVSB_IN_ROAD_STOP = 1 << RVS_IN_ROAD_STOP, ///< The vehicle is in a road stop
RVSB_IN_ROAD_STOP_END = RVSB_IN_ROAD_STOP + TRACKDIR_END,
RVSB_IN_DT_ROAD_STOP = 1 << RVS_IN_DT_ROAD_STOP, ///< The vehicle is in a drive-through road stop
RVSB_IN_DT_ROAD_STOP_END = RVSB_IN_DT_ROAD_STOP + TRACKDIR_END,
RVSB_TRACKDIR_MASK = 0x0F, ///< The mask used to extract track dirs
RVSB_ROAD_STOP_TRACKDIR_MASK = 0x09 ///< Only bits 0 and 3 are used to encode the trackdir for road stops
};
/** State information about the Road Vehicle controller */
enum {
RDE_NEXT_TILE = 0x80, ///< We should enter the next tile
RDE_TURNED = 0x40, ///< We just finished turning
/* Start frames for when a vehicle enters a tile/changes its state.
* The start frame is different for vehicles that turned around or
* are leaving the depot as the do not start at the edge of the tile.
* For trams there are a few different start frames as there are two
* places where trams can turn. */
RVC_DEFAULT_START_FRAME = 0,
RVC_TURN_AROUND_START_FRAME = 1,
RVC_DEPOT_START_FRAME = 6,
RVC_START_FRAME_AFTER_LONG_TRAM = 21,
RVC_TURN_AROUND_START_FRAME_SHORT_TRAM = 16,
/* Stop frame for a vehicle in a drive-through stop */
RVC_DRIVE_THROUGH_STOP_FRAME = 7,
RVC_DEPOT_STOP_FRAME = 11,
};
enum RoadVehicleSubType {
RVST_FRONT,
RVST_ARTIC_PART,
};
static inline bool IsRoadVehFront(const Vehicle *v)
{
assert(v->type == VEH_ROAD);
return v->subtype == RVST_FRONT;
}
static inline void SetRoadVehFront(Vehicle *v)
{
assert(v->type == VEH_ROAD);
v->subtype = RVST_FRONT;
}
static inline bool IsRoadVehArticPart(const Vehicle *v)
{
assert(v->type == VEH_ROAD);
return v->subtype == RVST_ARTIC_PART;
}
static inline void SetRoadVehArticPart(Vehicle *v)
{
assert(v->type == VEH_ROAD);
v->subtype = RVST_ARTIC_PART;
}
static inline bool RoadVehHasArticPart(const Vehicle *v)
{
assert(v->type == VEH_ROAD);
return v->Next() != NULL && IsRoadVehArticPart(v->Next());
}
void CcBuildRoadVeh(bool success, TileIndex tile, uint32 p1, uint32 p2);
byte GetRoadVehLength(const RoadVehicle *v);
void RoadVehUpdateCache(RoadVehicle *v);
/** Cached oftenly queried (NewGRF) values */
struct RoadVehicleCache {
byte cached_veh_length;
EngineID first_engine;
};
/**
* Buses, trucks and trams belong to this class.
*/
struct RoadVehicle : public SpecializedVehicle<RoadVehicle, VEH_ROAD> {
RoadVehicleCache rcache; ///< Cache of often used calculated values
byte state; ///< @see RoadVehicleStates
byte frame;
uint16 blocked_ctr;
byte overtaking;
byte overtaking_ctr;
uint16 crashed_ctr;
byte reverse_ctr;
struct RoadStop *slot;
byte slot_age;
RoadType roadtype;
RoadTypes compatible_roadtypes;
/** We don't want GCC to zero our struct! It already is zeroed and has an index! */
RoadVehicle() : SpecializedVehicle<RoadVehicle, VEH_ROAD>() {}
/** We want to 'destruct' the right class. */
virtual ~RoadVehicle() { this->PreDestructor(); }
const char *GetTypeString() const { return "road vehicle"; }
void MarkDirty();
void UpdateDeltaXY(Direction direction);
ExpensesType GetExpenseType(bool income) const { return income ? EXPENSES_ROADVEH_INC : EXPENSES_ROADVEH_RUN; }
bool IsPrimaryVehicle() const { return IsRoadVehFront(this); }
SpriteID GetImage(Direction direction) const;
int GetDisplaySpeed() const { return this->cur_speed / 2; }
int GetDisplayMaxSpeed() const { return this->max_speed / 2; }
Money GetRunningCost() const { return RoadVehInfo(this->engine_type)->running_cost * GetPriceByIndex(RoadVehInfo(this->engine_type)->running_cost_class); }
bool IsInDepot() const { return this->state == RVSB_IN_DEPOT; }
bool IsStoppedInDepot() const;
bool Tick();
void OnNewDay();
Trackdir GetVehicleTrackdir() const;
TileIndex GetOrderStationLocation(StationID station);
bool FindClosestDepot(TileIndex *location, DestinationID *destination, bool *reverse);
};
#define FOR_ALL_ROADVEHICLES(var) FOR_ALL_VEHICLES_OF_TYPE(RoadVehicle, var)
#endif /* ROADVEH_H */
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