OpenTTD Source: src/roadveh.h Source File

OpenTTD Source 13.1

roadveh.h
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1 /*
2 * This file is part of OpenTTD.
3 * 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.
4 * 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.
5 * 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/>.
6 */
7
10 #ifndef ROADVEH_H
11 #define ROADVEH_H
12
13 #include "ground_vehicle.hpp"
14 #include "engine_base.h"
15 #include "cargotype.h"
16 #include "track_func.h"
17 #include "road.h"
18 #include "road_map.h"
19 #include "newgrf_engine.h"
20 #include <deque>
21
22 struct RoadVehicle;
23
25 enum RoadVehicleStates {
26 /*
27 * Lower 4 bits are used for vehicle track direction. (Trackdirs)
28 * When in a road stop (bit 5 or bit 6 set) these bits give the
29 * track direction of the entry to the road stop.
30 * As the entry direction will always be a diagonal
31 * direction (X_NE, Y_SE, X_SW or Y_NW) only bits 0 and 3
32 * are needed to hold this direction. Bit 1 is then used to show
33 * that the vehicle is using the second road stop bay.
34 * Bit 2 is then used for drive-through stops to show the vehicle
35 * is stopping at this road stop.
36 */
37
38 /* Numeric values */
39 RVSB_IN_DEPOT = 0xFE,
40 RVSB_WORMHOLE = 0xFF,
41
42 /* Bit numbers */
43 RVS_USING_SECOND_BAY = 1,
44 RVS_ENTERED_STOP = 2,
45 RVS_DRIVE_SIDE = 4,
46 RVS_IN_ROAD_STOP = 5,
47 RVS_IN_DT_ROAD_STOP = 6,
48
49 /* Bit sets of the above specified bits */
50 RVSB_IN_ROAD_STOP = 1 << RVS_IN_ROAD_STOP,
51 RVSB_IN_ROAD_STOP_END = RVSB_IN_ROAD_STOP + TRACKDIR_END,
52 RVSB_IN_DT_ROAD_STOP = 1 << RVS_IN_DT_ROAD_STOP,
53 RVSB_IN_DT_ROAD_STOP_END = RVSB_IN_DT_ROAD_STOP + TRACKDIR_END,
54
55 RVSB_DRIVE_SIDE = 1 << RVS_DRIVE_SIDE,
56
57 RVSB_TRACKDIR_MASK = 0x0F,
58 RVSB_ROAD_STOP_TRACKDIR_MASK = 0x09,
59 };
60
62 static const uint RDE_NEXT_TILE = 0x80;
63 static const uint RDE_TURNED = 0x40;
64
65 /* Start frames for when a vehicle enters a tile/changes its state.
66 * The start frame is different for vehicles that turned around or
67 * are leaving the depot as the do not start at the edge of the tile.
68 * For trams there are a few different start frames as there are two
69 * places where trams can turn. */
70 static const uint RVC_DEFAULT_START_FRAME = 0;
71 static const uint RVC_TURN_AROUND_START_FRAME = 1;
72 static const uint RVC_DEPOT_START_FRAME = 6;
73 static const uint RVC_START_FRAME_AFTER_LONG_TRAM = 21;
74 static const uint RVC_TURN_AROUND_START_FRAME_SHORT_TRAM = 16;
75 /* Stop frame for a vehicle in a drive-through stop */
76 static const uint RVC_DRIVE_THROUGH_STOP_FRAME = 11;
77 static const uint RVC_DEPOT_STOP_FRAME = 11;
78
80 static const byte RV_OVERTAKE_TIMEOUT = 35;
81
82 void RoadVehUpdateCache(RoadVehicle *v, bool same_length = false);
83 void GetRoadVehSpriteSize(EngineID engine, uint &width, uint &height, int &xoffs, int &yoffs, EngineImageType image_type);
84
85 struct RoadVehPathCache {
86 std::deque<Trackdir> td;
87 std::deque<TileIndex> tile;
88
89 inline bool empty() const { return this->td.empty(); }
90
91 inline size_t size() const
92 {
93 assert(this->td.size() == this->tile.size());
94 return this->td.size();
95 }
96
97 inline void clear()
98 {
99 this->td.clear();
100 this->tile.clear();
101 }
102 };
103
107 struct RoadVehicle FINAL : public GroundVehicle<RoadVehicle, VEH_ROAD> {
108 RoadVehPathCache path;
109 byte state;
110 byte frame;
111 uint16 blocked_ctr;
112 byte overtaking;
113 byte overtaking_ctr;
114 uint16 crashed_ctr;
115 byte reverse_ctr;
116
117 RoadType roadtype;
118 RoadTypes compatible_roadtypes;
119
121 RoadVehicle() : GroundVehicleBase() {}
123 virtual ~RoadVehicle() { this->PreDestructor(); }
124
125 friend struct GroundVehicle<RoadVehicle, VEH_ROAD>; // GroundVehicle needs to use the acceleration functions defined at RoadVehicle.
126
127 void MarkDirty() override;
128 void UpdateDeltaXY() override;
129 ExpensesType GetExpenseType(bool income) const override { return income ? EXPENSES_ROADVEH_REVENUE : EXPENSES_ROADVEH_RUN; }
130 bool IsPrimaryVehicle() const override { return this->IsFrontEngine(); }
131 void GetImage(Direction direction, EngineImageType image_type, VehicleSpriteSeq *result) const override;
132 int GetDisplaySpeed() const override { return this->gcache.last_speed / 2; }
133 int GetDisplayMaxSpeed() const override { return this->vcache.cached_max_speed / 2; }
134 Money GetRunningCost() const override;
135 int GetDisplayImageWidth(Point *offset = nullptr) const;
136 bool IsInDepot() const override { return this->state == RVSB_IN_DEPOT; }
137 bool Tick() override;
138 void OnNewDay() override;
139 uint Crash(bool flooded = false) override;
140 Trackdir GetVehicleTrackdir() const override;
141 TileIndex GetOrderStationLocation(StationID station) override;
142 bool FindClosestDepot(TileIndex *location, DestinationID *destination, bool *reverse) override;
143
144 bool IsBus() const;
145
146 int GetCurrentMaxSpeed() const override;
147 int UpdateSpeed();
148 void SetDestTile(TileIndex tile) override;
149
150 protected: // These functions should not be called outside acceleration code.
151
156 inline uint16 GetPower() const
157 {
158 /* Power is not added for articulated parts */
159 if (!this->IsArticulatedPart()) {
160 /* Road vehicle power is in units of 10 HP. */
161 return 10 * GetVehicleProperty(this, PROP_ROADVEH_POWER, RoadVehInfo(this->engine_type)->power);
162 }
163 return 0;
164 }
165
170 inline uint16 GetPoweredPartPower(const RoadVehicle *head) const
171 {
172 return 0;
173 }
174
179 inline uint16 GetWeight() const
180 {
181 uint16 weight = CargoSpec::Get(this->cargo_type)->WeightOfNUnits(this->cargo.StoredCount());
182
183 /* Vehicle weight is not added for articulated parts. */
184 if (!this->IsArticulatedPart()) {
185 /* Road vehicle weight is in units of 1/4 t. */
186 weight += GetVehicleProperty(this, PROP_ROADVEH_WEIGHT, RoadVehInfo(this->engine_type)->weight) / 4;
187 }
188
189 return weight;
190 }
191
196 uint16 GetMaxWeight() const override;
197
202 inline byte GetTractiveEffort() const
203 {
204 /* The tractive effort coefficient is in units of 1/256. */
205 return GetVehicleProperty(this, PROP_ROADVEH_TRACTIVE_EFFORT, RoadVehInfo(this->engine_type)->tractive_effort);
206 }
207
212 inline byte GetAirDragArea() const
213 {
214 return 6;
215 }
216
221 inline byte GetAirDrag() const
222 {
223 return RoadVehInfo(this->engine_type)->air_drag;
224 }
225
230 inline AccelStatus GetAccelerationStatus() const
231 {
232 return (this->vehstatus & VS_STOPPED) ? AS_BRAKE : AS_ACCEL;
233 }
234
239 inline uint16 GetCurrentSpeed() const
240 {
241 return this->cur_speed / 2;
242 }
243
248 inline uint32 GetRollingFriction() const
249 {
250 /* Trams have a slightly greater friction coefficient than trains.
251 * The rest of road vehicles have bigger values. */
252 uint32 coeff = RoadTypeIsTram(this->roadtype) ? 40 : 75;
253 /* The friction coefficient increases with speed in a way that
254 * it doubles at 128 km/h, triples at 256 km/h and so on. */
255 return coeff * (128 + this->GetCurrentSpeed()) / 128;
256 }
257
262 inline int GetAccelerationType() const
263 {
264 return 0;
265 }
266
271 inline uint32 GetSlopeSteepness() const
272 {
273 return _settings_game.vehicle.roadveh_slope_steepness;
274 }
275
280 inline uint16 GetMaxTrackSpeed() const
281 {
282 return GetRoadTypeInfo(GetRoadType(this->tile, GetRoadTramType(this->roadtype)))->max_speed;
283 }
284
289 inline bool TileMayHaveSlopedTrack() const
290 {
291 TrackStatus ts = GetTileTrackStatus(this->tile, TRANSPORT_ROAD, GetRoadTramType(this->roadtype));
292 TrackBits trackbits = TrackStatusToTrackBits(ts);
293
294 return trackbits == TRACK_BIT_X || trackbits == TRACK_BIT_Y;
295 }
296
304 inline bool HasToUseGetSlopePixelZ()
305 {
306 const RoadVehicle *rv = this->First();
307
308 /* Check if this vehicle is in the same direction as the road under.
309 * We already know it has either GVF_GOINGUP_BIT or GVF_GOINGDOWN_BIT set. */
310
311 if (rv->state <= RVSB_TRACKDIR_MASK && IsReversingRoadTrackdir((Trackdir)rv->state)) {
312 /* If the first vehicle is reversing, this vehicle may be reversing too
313 * (especially if this is the first, and maybe the only, vehicle).*/
314 return true;
315 }
316
317 while (rv != this) {
318 /* If any previous vehicle has different direction,
319 * we may be in the middle of reversing. */
320 if (this->direction != rv->direction) return true;
321 rv = rv->Next();
322 }
323
324 return false;
325 }
326 };
327
328 #endif /* ROADVEH_H */
RoadVehicle::overtaking
byte overtaking
Set to RVSB_DRIVE_SIDE when overtaking, otherwise 0.
Definition: roadveh.h:112
RoadVehicle
Buses, trucks and trams belong to this class.
Definition: roadveh.h:107
RoadVehicle::~RoadVehicle
virtual ~RoadVehicle()
We want to 'destruct' the right class.
Definition: roadveh.h:123
VehicleCargoList::StoredCount
uint StoredCount() const
Returns sum of cargo on board the vehicle (ie not only reserved).
Definition: cargopacket.h:352
RoadVehicle::state
byte state
Definition: roadveh.h:109
RoadVehicle::GetRollingFriction
uint32 GetRollingFriction() const
Returns the rolling friction coefficient of this vehicle.
Definition: roadveh.h:248
EXPENSES_ROADVEH_RUN
@ EXPENSES_ROADVEH_RUN
Running costs road vehicles.
Definition: economy_type.h:161
VehicleSettings::roadveh_slope_steepness
uint8 roadveh_slope_steepness
Steepness of hills for road vehicles when using realistic acceleration.
Definition: settings_type.h:492
Vehicle::PreDestructor
void PreDestructor()
Destroy all stuff that (still) needs the virtual functions to work properly.
Definition: vehicle.cpp:814
Direction
Direction
Defines the 8 directions on the map.
Definition: direction_type.h:24
RoadVehicle::HasToUseGetSlopePixelZ
bool HasToUseGetSlopePixelZ()
Road vehicles have to use GetSlopePixelZ() to compute their height if they are reversing because in t...
Definition: roadveh.h:304
RoadVehicle::GetMaxTrackSpeed
uint16 GetMaxTrackSpeed() const
Gets the maximum speed allowed by the track for this vehicle.
Definition: roadveh.h:280
PROP_ROADVEH_TRACTIVE_EFFORT
@ PROP_ROADVEH_TRACTIVE_EFFORT
Tractive effort coefficient in 1/256.
Definition: newgrf_properties.h:39
RoadVehicle::GetMaxWeight
uint16 GetMaxWeight() const override
Calculates the weight value that this vehicle will have when fully loaded with its current cargo.
Definition: roadveh_cmd.cpp:1757
RoadVehicle::GetAccelerationStatus
AccelStatus GetAccelerationStatus() const
Checks the current acceleration status of this vehicle.
Definition: roadveh.h:230
RoadVehicle::GetOrderStationLocation
TileIndex GetOrderStationLocation(StationID station) override
Determine the location for the station where the vehicle goes to next.
Definition: roadveh_cmd.cpp:583
SpecializedVehicle::Next
T * Next() const
Get next vehicle in the chain.
Definition: vehicle_base.h:1098
RoadVehicle::UpdateSpeed
int UpdateSpeed()
This function looks at the vehicle and updates its speed (cur_speed and subspeed) variables.
Definition: roadveh_cmd.cpp:726
RDE_NEXT_TILE
static const uint RDE_NEXT_TILE
State information about the Road Vehicle controller.
Definition: roadveh.h:62
Vehicle::vehstatus
byte vehstatus
Status.
Definition: vehicle_base.h:332
RVSB_IN_ROAD_STOP
@ RVSB_IN_ROAD_STOP
The vehicle is in a road stop.
Definition: roadveh.h:50
CargoSpec::Get
static CargoSpec * Get(size_t index)
Retrieve cargo details for the given cargo ID.
Definition: cargotype.h:118
RoadVehicle::path
RoadVehPathCache path
Cached path.
Definition: roadveh.h:108
TileIndex
The index/ID of a Tile.
Definition: tile_type.h:85
RoadVehicle::overtaking_ctr
byte overtaking_ctr
The length of the current overtake attempt.
Definition: roadveh.h:113
RoadVehicle::GetAccelerationType
int GetAccelerationType() const
Allows to know the acceleration type of a vehicle.
Definition: roadveh.h:262
GroundVehicleCache::last_speed
uint16 last_speed
The last speed we did display, so we only have to redraw when this changes.
Definition: ground_vehicle.hpp:47
RDE_TURNED
static const uint RDE_TURNED
We just finished turning.
Definition: roadveh.h:63
AS_ACCEL
@ AS_ACCEL
We want to go faster, if possible of course.
Definition: ground_vehicle.hpp:21
RoadVehicle::roadtype
RoadType roadtype
Roadtype of this vehicle.
Definition: roadveh.h:117
EngineImageType
EngineImageType
Visualisation contexts of vehicles and engines.
Definition: vehicle_type.h:86
VEH_ROAD
@ VEH_ROAD
Road vehicle type.
Definition: vehicle_type.h:25
Vehicle::cur_speed
uint16 cur_speed
current speed
Definition: vehicle_base.h:307
RVS_USING_SECOND_BAY
@ RVS_USING_SECOND_BAY
Only used while in a road stop.
Definition: roadveh.h:43
RoadVehicle::UpdateDeltaXY
void UpdateDeltaXY() override
Updates the x and y offsets and the size of the sprite used for this vehicle.
Definition: roadveh_cmd.cpp:405
RoadVehicle::GetWeight
uint16 GetWeight() const
Allows to know the weight value that this vehicle will use.
Definition: roadveh.h:179
RoadVehicle::GetImage
void GetImage(Direction direction, EngineImageType image_type, VehicleSpriteSeq *result) const override
Gets the sprite to show for the given direction.
Definition: roadveh_cmd.cpp:119
RoadVehicleStates
RoadVehicleStates
Road vehicle states.
Definition: roadveh.h:25
RVSB_IN_DT_ROAD_STOP
@ RVSB_IN_DT_ROAD_STOP
The vehicle is in a drive-through road stop.
Definition: roadveh.h:52
GetTileTrackStatus
TrackStatus GetTileTrackStatus(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
Returns information about trackdirs and signal states.
Definition: landscape.cpp:601
Vehicle::IsArticulatedPart
bool IsArticulatedPart() const
Check if the vehicle is an articulated part of an engine.
Definition: vehicle_base.h:922
RVS_DRIVE_SIDE
@ RVS_DRIVE_SIDE
Only used when retrieving move data.
Definition: roadveh.h:45
RoadVehicle::GetAirDrag
byte GetAirDrag() const
Gets the air drag coefficient of this vehicle.
Definition: roadveh.h:221
EngineID
uint16 EngineID
Unique identification number of an engine.
Definition: engine_type.h:21
RoadVehicle::GetDisplaySpeed
int GetDisplaySpeed() const override
Gets the speed in km-ish/h that can be sent into SetDParam for string processing.
Definition: roadveh.h:132
RoadVehicle::RoadVehicle
RoadVehicle()
We don't want GCC to zero our struct! It already is zeroed and has an index!
Definition: roadveh.h:121
newgrf_engine.h
RoadVehicle::GetSlopeSteepness
uint32 GetSlopeSteepness() const
Returns the slope steepness used by this vehicle.
Definition: roadveh.h:271
Vehicle::tile
TileIndex tile
Current tile index.
Definition: vehicle_base.h:245
TrackStatusToTrackBits
static TrackBits TrackStatusToTrackBits(TrackStatus ts)
Returns the present-track-information of a TrackStatus.
Definition: track_func.h:362
RoadVehicle::GetRunningCost
Money GetRunningCost() const override
Gets the running cost of a vehicle.
Definition: roadveh_cmd.cpp:1634
RoadVehicle::GetPoweredPartPower
uint16 GetPoweredPartPower(const RoadVehicle *head) const
Returns a value if this articulated part is powered.
Definition: roadveh.h:170
Vehicle::engine_type
EngineID engine_type
The type of engine used for this vehicle.
Definition: vehicle_base.h:302
RoadVehicle::FindClosestDepot
bool FindClosestDepot(TileIndex *location, DestinationID *destination, bool *reverse) override
Find the closest depot for this vehicle and tell us the location, DestinationID and whether we should...
Definition: roadveh_cmd.cpp:349
RoadVehicle::GetDisplayMaxSpeed
int GetDisplayMaxSpeed() const override
Gets the maximum speed in km-ish/h that can be sent into SetDParam for string processing.
Definition: roadveh.h:133
VehicleSpriteSeq
Sprite sequence for a vehicle part.
Definition: vehicle_base.h:132
Vehicle::cargo
VehicleCargoList cargo
The cargo this vehicle is carrying.
Definition: vehicle_base.h:324
GroundVehicle< RoadVehicle, VEH_ROAD >::gcache
GroundVehicleCache gcache
Cache of often calculated values.
Definition: ground_vehicle.hpp:80
RoadVehicle::IsInDepot
bool IsInDepot() const override
Check whether the vehicle is in the depot.
Definition: roadveh.h:136
RVSB_TRACKDIR_MASK
@ RVSB_TRACKDIR_MASK
The mask used to extract track dirs.
Definition: roadveh.h:57
RoadTypes
RoadTypes
The different roadtypes we support, but then a bitmask of them.
Definition: road_type.h:36
Vehicle::IsFrontEngine
bool IsFrontEngine() const
Check if the vehicle is a front engine.
Definition: vehicle_base.h:913
_settings_game
GameSettings _settings_game
Game settings of a running game or the scenario editor.
Definition: settings.cpp:54
RVS_ENTERED_STOP
@ RVS_ENTERED_STOP
Only set when a vehicle has entered the stop.
Definition: roadveh.h:44
RoadVehicle::GetCurrentMaxSpeed
int GetCurrentMaxSpeed() const override
Calculates the maximum speed of the vehicle under its current conditions.
Definition: roadveh_cmd.cpp:436
VS_STOPPED
@ VS_STOPPED
Vehicle is stopped by the player.
Definition: vehicle_base.h:35
RoadVehicle::Crash
uint Crash(bool flooded=false) override
Crash the (whole) vehicle chain.
Definition: roadveh_cmd.cpp:529
TRACK_BIT_X
@ TRACK_BIT_X
X-axis track.
Definition: track_type.h:40
RVSB_DRIVE_SIDE
@ RVSB_DRIVE_SIDE
The vehicle is at the opposite side of the road.
Definition: roadveh.h:55
RoadVehicle::Tick
bool Tick() override
Calls the tick handler of the vehicle.
Definition: roadveh_cmd.cpp:1645
RVS_IN_ROAD_STOP
@ RVS_IN_ROAD_STOP
The vehicle is in a road stop.
Definition: roadveh.h:46
RoadVehicle::compatible_roadtypes
RoadTypes compatible_roadtypes
Roadtypes this consist is powered on.
Definition: roadveh.h:118
road.h
RoadVehicle::MarkDirty
void MarkDirty() override
Marks the vehicles to be redrawn and updates cached variables.
Definition: roadveh_cmd.cpp:396
Point
Coordinates of a point in 2D.
Definition: geometry_type.hpp:21
RoadVehicle::GetVehicleTrackdir
Trackdir GetVehicleTrackdir() const override
Returns the Trackdir on which the vehicle is currently located.
Definition: roadveh_cmd.cpp:1735
RoadVehicle::TileMayHaveSlopedTrack
bool TileMayHaveSlopedTrack() const
Checks if the vehicle is at a tile that can be sloped.
Definition: roadveh.h:289
road_map.h
Vehicle::direction
Direction direction
facing
Definition: vehicle_base.h:286
RoadVehicle::GetTractiveEffort
byte GetTractiveEffort() const
Allows to know the tractive effort value that this vehicle will use.
Definition: roadveh.h:202
Vehicle::vcache
VehicleCache vcache
Cache of often used vehicle values.
Definition: vehicle_base.h:345
RoadVehicle::GetExpenseType
ExpensesType GetExpenseType(bool income) const override
Sets the expense type associated to this vehicle type.
Definition: roadveh.h:129
RoadVehUpdateCache
void RoadVehUpdateCache(RoadVehicle *v, bool same_length=false)
Update the cache of a road vehicle.
Definition: roadveh_cmd.cpp:217
RoadVehicle::GetDisplayImageWidth
int GetDisplayImageWidth(Point *offset=nullptr) const
Get the width of a road vehicle image in the GUI.
Definition: roadveh_cmd.cpp:92
RoadVehPathCache
Definition: roadveh.h:85
GetRoadVehSpriteSize
void GetRoadVehSpriteSize(EngineID engine, uint &width, uint &height, int &xoffs, int &yoffs, EngineImageType image_type)
Get the size of the sprite of a road vehicle sprite heading west (used for lists).
Definition: roadveh_cmd.cpp:170
GroundVehicle
Base class for all vehicles that move through ground.
Definition: ground_vehicle.hpp:79
cargotype.h
RoadVehicle::OnNewDay
void OnNewDay() override
Calls the new day handler of the vehicle.
Definition: roadveh_cmd.cpp:1709
TRACKDIR_END
@ TRACKDIR_END
Used for iterations.
Definition: track_type.h:88
GetRoadTypeInfo
static const RoadTypeInfo * GetRoadTypeInfo(RoadType roadtype)
Returns a pointer to the Roadtype information for a given roadtype.
Definition: road.h:225
RoadVehicle::crashed_ctr
uint16 crashed_ctr
Animation counter when the vehicle has crashed.
Definition: roadveh.h:114
RoadType
RoadType
The different roadtypes we support.
Definition: road_type.h:22
track_func.h
VehicleCache::cached_max_speed
uint16 cached_max_speed
Maximum speed of the consist (minimum of the max speed of all vehicles in the consist).
Definition: vehicle_base.h:125
RoadVehicle::GetCurrentSpeed
uint16 GetCurrentSpeed() const
Calculates the current speed of this vehicle.
Definition: roadveh.h:239
RoadVehicle::GetAirDragArea
byte GetAirDragArea() const
Gets the area used for calculating air drag.
Definition: roadveh.h:212
TrackBits
TrackBits
Bitfield corresponding to Track.
Definition: track_type.h:38
ground_vehicle.hpp
RVSB_WORMHOLE
@ RVSB_WORMHOLE
The vehicle is in a tunnel and/or bridge.
Definition: roadveh.h:40
RoadTypeInfo::max_speed
uint16 max_speed
Maximum speed for vehicles travelling on this road type.
Definition: road.h:140
RV_OVERTAKE_TIMEOUT
static const byte RV_OVERTAKE_TIMEOUT
The number of ticks a vehicle has for overtaking.
Definition: roadveh.h:80
OverflowSafeInt< int64 >
RoadVehicle::IsBus
bool IsBus() const
Check whether a roadvehicle is a bus.
Definition: roadveh_cmd.cpp:81
engine_base.h
TRANSPORT_ROAD
@ TRANSPORT_ROAD
Transport by road vehicle.
Definition: transport_type.h:28
Vehicle::cargo_type
CargoID cargo_type
type of cargo this vehicle is carrying
Definition: vehicle_base.h:320
RVS_IN_DT_ROAD_STOP
@ RVS_IN_DT_ROAD_STOP
The vehicle is in a drive-through road stop.
Definition: roadveh.h:47
TRACK_BIT_Y
@ TRACK_BIT_Y
Y-axis track.
Definition: track_type.h:41
IsReversingRoadTrackdir
static bool IsReversingRoadTrackdir(Trackdir dir)
Checks whether the trackdir means that we are reversing.
Definition: track_func.h:672
GameSettings::vehicle
VehicleSettings vehicle
options for vehicles
Definition: settings_type.h:595
Trackdir
Trackdir
Enumeration for tracks and directions.
Definition: track_type.h:70
RoadVehicle::GetPower
uint16 GetPower() const
Allows to know the power value that this vehicle will use.
Definition: roadveh.h:156
PROP_ROADVEH_POWER
@ PROP_ROADVEH_POWER
Power in 10 HP.
Definition: newgrf_properties.h:36
RoadVehicle::IsPrimaryVehicle
bool IsPrimaryVehicle() const override
Whether this is the primary vehicle in the chain.
Definition: roadveh.h:130
SpecializedVehicle< RoadVehicle, Type >::First
RoadVehicle * First() const
Get the first vehicle in the chain.
Definition: vehicle_base.h:1080
AS_BRAKE
@ AS_BRAKE
We want to stop.
Definition: ground_vehicle.hpp:22
ExpensesType
ExpensesType
Types of expenses.
Definition: economy_type.h:157
RVSB_IN_DEPOT
@ RVSB_IN_DEPOT
The vehicle is in a depot.
Definition: roadveh.h:39
EXPENSES_ROADVEH_REVENUE
@ EXPENSES_ROADVEH_REVENUE
Revenue from road vehicles.
Definition: economy_type.h:166
AccelStatus
AccelStatus
What is the status of our acceleration?
Definition: ground_vehicle.hpp:20
RVSB_ROAD_STOP_TRACKDIR_MASK
@ RVSB_ROAD_STOP_TRACKDIR_MASK
Only bits 0 and 3 are used to encode the trackdir for road stops.
Definition: roadveh.h:58
PROP_ROADVEH_WEIGHT
@ PROP_ROADVEH_WEIGHT
Weight in 1/4 t.
Definition: newgrf_properties.h:37