OpenTTD Source  1.11.2
ship.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 SHIP_H
11 #define SHIP_H
12 
13 #include <deque>
14 
15 #include "vehicle_base.h"
16 #include "water_map.h"
17 
18 void GetShipSpriteSize(EngineID engine, uint &width, uint &height, int &xoffs, int &yoffs, EngineImageType image_type);
20 
21 typedef std::deque<Trackdir> ShipPathCache;
22 
26 struct Ship FINAL : public SpecializedVehicle<Ship, VEH_SHIP> {
28  ShipPathCache path;
32 
36  virtual ~Ship() { this->PreDestructor(); }
37 
38  void MarkDirty();
39  void UpdateDeltaXY();
40  ExpensesType GetExpenseType(bool income) const { return income ? EXPENSES_SHIP_INC : EXPENSES_SHIP_RUN; }
41  void PlayLeaveStationSound() const;
42  bool IsPrimaryVehicle() const { return true; }
43  void GetImage(Direction direction, EngineImageType image_type, VehicleSpriteSeq *result) const;
44  int GetDisplaySpeed() const { return this->cur_speed / 2; }
45  int GetDisplayMaxSpeed() const { return this->vcache.cached_max_speed / 2; }
46  int GetCurrentMaxSpeed() const { return std::min<int>(this->vcache.cached_max_speed, this->current_order.GetMaxSpeed() * 2); }
47  Money GetRunningCost() const;
48  bool IsInDepot() const { return this->state == TRACK_BIT_DEPOT; }
49  bool Tick();
50  void OnNewDay();
52  TileIndex GetOrderStationLocation(StationID station);
53  bool FindClosestDepot(TileIndex *location, DestinationID *destination, bool *reverse);
54  void UpdateCache();
55  void SetDestTile(TileIndex tile);
56 };
57 
58 bool IsShipDestinationTile(TileIndex tile, StationID station);
59 
60 #endif /* SHIP_H */
TileIndex
uint32 TileIndex
The index/ID of a Tile.
Definition: tile_type.h:83
Vehicle::PreDestructor
void PreDestructor()
Destroy all stuff that (still) needs the virtual functions to work properly.
Definition: vehicle.cpp:800
Direction
Direction
Defines the 8 directions on the map.
Definition: direction_type.h:24
Ship::Tick
bool Tick()
Calls the tick handler of the vehicle.
Definition: ship_cmd.cpp:800
Ship::FindClosestDepot
bool FindClosestDepot(TileIndex *location, DestinationID *destination, bool *reverse)
Find the closest depot for this vehicle and tell us the location, DestinationID and whether we should...
Definition: ship_cmd.cpp:889
Ship::GetDisplaySpeed
int GetDisplaySpeed() const
Gets the speed in km-ish/h that can be sent into SetDParam for string processing.
Definition: ship.h:44
Ship::path
ShipPathCache path
Cached path.
Definition: ship.h:28
Ship::PlayLeaveStationSound
void PlayLeaveStationSound() const
Play the sound associated with leaving the station.
Definition: ship_cmd.cpp:281
Ship::Ship
Ship()
We don't want GCC to zero our struct! It already is zeroed and has an index!
Definition: ship.h:34
GetEffectiveWaterClass
WaterClass GetEffectiveWaterClass(TileIndex tile)
Determine the effective WaterClass for a ship travelling on a tile.
Definition: ship_cmd.cpp:47
Ship::rotation
Direction rotation
Visible direction.
Definition: ship.h:29
WaterClass
WaterClass
classes of water (for WATER_TILE_CLEAR water tile type).
Definition: water_map.h:47
vehicle_base.h
Ship::IsInDepot
bool IsInDepot() const
Check whether the vehicle is in the depot.
Definition: ship.h:48
EngineImageType
EngineImageType
Visualisation contexts of vehicles and engines.
Definition: vehicle_type.h:85
Vehicle::cur_speed
uint16 cur_speed
current speed
Definition: vehicle_base.h:302
GetShipSpriteSize
void GetShipSpriteSize(EngineID engine, uint &width, uint &height, int &xoffs, int &yoffs, EngineImageType image_type)
Get the size of the sprite of a ship sprite heading west (used for lists).
Definition: ship_cmd.cpp:113
Ship::UpdateCache
void UpdateCache()
Update the caches of this ship.
Definition: ship_cmd.cpp:202
Ship::IsPrimaryVehicle
bool IsPrimaryVehicle() const
Whether this is the primary vehicle in the chain.
Definition: ship.h:42
Ship::rotation_y_pos
int16 rotation_y_pos
NOSAVE: Y Position before rotation.
Definition: ship.h:31
EngineID
uint16 EngineID
Unique identification number of an engine.
Definition: engine_type.h:21
Ship::GetExpenseType
ExpensesType GetExpenseType(bool income) const
Sets the expense type associated to this vehicle type.
Definition: ship.h:40
Vehicle::tile
TileIndex tile
Current tile index.
Definition: vehicle_base.h:240
Ship::MarkDirty
void MarkDirty()
Marks the vehicles to be redrawn and updates cached variables.
Definition: ship_cmd.cpp:267
VehicleSpriteSeq
Sprite sequence for a vehicle part.
Definition: vehicle_base.h:128
EXPENSES_SHIP_INC
@ EXPENSES_SHIP_INC
Income from ships.
Definition: economy_type.h:168
Ship::OnNewDay
void OnNewDay()
Calls the new day handler of the vehicle.
Definition: ship_cmd.cpp:224
SpecializedVehicle
Class defining several overloaded accessors so we don't have to cast vehicle types that often.
Definition: vehicle_base.h:1042
Ship::GetImage
void GetImage(Direction direction, EngineImageType image_type, VehicleSpriteSeq *result) const
Gets the sprite to show for the given direction.
Definition: ship_cmd.cpp:127
Ship::UpdateDeltaXY
void UpdateDeltaXY()
Updates the x and y offsets and the size of the sprite used for this vehicle.
Definition: ship_cmd.cpp:299
Ship::~Ship
virtual ~Ship()
We want to 'destruct' the right class.
Definition: ship.h:36
Ship::GetVehicleTrackdir
Trackdir GetVehicleTrackdir() const
Returns the Trackdir on which the vehicle is currently located.
Definition: ship_cmd.cpp:250
Vehicle::direction
Direction direction
facing
Definition: vehicle_base.h:281
TRACK_BIT_DEPOT
@ TRACK_BIT_DEPOT
Bitflag for a depot.
Definition: track_type.h:56
water_map.h
Vehicle::vcache
VehicleCache vcache
Cache of often used vehicle values.
Definition: vehicle_base.h:339
Ship
All ships have this type.
Definition: ship.h:26
Ship::GetOrderStationLocation
TileIndex GetOrderStationLocation(StationID station)
Determine the location for the station where the vehicle goes to next.
Definition: ship_cmd.cpp:286
Ship::state
TrackBits state
The "track" the ship is following.
Definition: ship.h:27
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:121
TrackBits
TrackBits
Bitfield corresponding to Track.
Definition: track_type.h:38
Ship::rotation_x_pos
int16 rotation_x_pos
NOSAVE: X Position before rotation.
Definition: ship.h:30
OverflowSafeInt< int64, INT64_MAX, INT64_MIN >
IsShipDestinationTile
bool IsShipDestinationTile(TileIndex tile, StationID station)
Test if a tile is a docking tile for the given station.
Definition: ship_cmd.cpp:604
Ship::GetRunningCost
Money GetRunningCost() const
Gets the running cost of a vehicle.
Definition: ship_cmd.cpp:217
Trackdir
Trackdir
Enumeration for tracks and directions.
Definition: track_type.h:70
Ship::GetDisplayMaxSpeed
int GetDisplayMaxSpeed() const
Gets the maximum speed in km-ish/h that can be sent into SetDParam for string processing.
Definition: ship.h:45
ExpensesType
ExpensesType
Types of expenses.
Definition: economy_type.h:157
EXPENSES_SHIP_RUN
@ EXPENSES_SHIP_RUN
Running costs ships.
Definition: economy_type.h:163
Ship::GetCurrentMaxSpeed
int GetCurrentMaxSpeed() const
Calculates the maximum speed of the vehicle under its current conditions.
Definition: ship.h:46