engine_func.h File Reference

Functions related to engines. More...

#include "engine_type.h"

Go to the source code of this file.

Functions

void SetupEngines ()
void StartupEngines ()
void DrawTrainEngine (int x, int y, EngineID engine, SpriteID pal)
void DrawRoadVehEngine (int x, int y, EngineID engine, SpriteID pal)
void DrawShipEngine (int x, int y, EngineID engine, SpriteID pal)
void DrawAircraftEngine (int x, int y, EngineID engine, SpriteID pal)
bool IsEngineBuildable (EngineID engine, VehicleType type, CompanyID company)
 Check if an engine is buildable.
bool IsEngineRefittable (EngineID engine)
 Check if an engine is refittable.
void SetCachedEngineCounts ()
 Sets cached values in Company::num_vehicles and Group::num_vehicles.
void SetYearEngineAgingStops ()
void StartupOneEngine (Engine *e, Date aging_date)

Variables

const uint8 _engine_counts [4]
 Number of engines of each vehicle type in original engine data.
const uint8 _engine_offsets [4]
 Offset of the first engine of each vehicle type in original engine data.


Detailed Description

Functions related to engines.

Definition in file engine_func.h.


Function Documentation

bool IsEngineBuildable ( EngineID  engine,
VehicleType  type,
CompanyID  company 
)

Check if an engine is buildable.

Parameters:
engine index of the engine to check.
type the type the engine should be.
company index of the company.
Returns:
True if an engine is valid, of the specified type, and buildable by the given company.

Definition at line 740 of file engine.cpp.

References HasBit().

Referenced by CheckAutoreplaceValidity(), CmdBuildAircraft(), CmdBuildRailVehicle(), CmdBuildRoadVeh(), CmdBuildShip(), and GetNewEngineType().

bool IsEngineRefittable ( EngineID  engine  ) 

Check if an engine is refittable.

Note: Likely you want to use IsArticulatedVehicleRefittable().

Parameters:
engine index of the engine to check.
Returns:
true if the engine is refittable.

Definition at line 768 of file engine.cpp.

References EngineInfo::callbackmask, CBM_VEHICLE_CARGO_SUFFIX, HasBit(), and EngineInfo::refit_mask.

Referenced by IsArticulatedVehicleRefittable(), and IsVehicleRefitable().


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