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Enumerations | Variables
newgrf_callbacks.h File Reference

Callbacks that NewGRFs could implement. More...

Go to the source code of this file.

Enumerations

enum  CallbackID {
  CBID_NO_CALLBACK = 0x00, CBID_RANDOM_TRIGGER = 0x01, CBID_VEHICLE_VISUAL_EFFECT = 0x10, CBID_VEHICLE_LENGTH = 0x11,
  CBID_VEHICLE_LOAD_AMOUNT = 0x12, CBID_STATION_AVAILABILITY = 0x13, CBID_STATION_SPRITE_LAYOUT = 0x14, CBID_VEHICLE_REFIT_CAPACITY = 0x15,
  CBID_VEHICLE_ARTIC_ENGINE = 0x16, CBID_HOUSE_ALLOW_CONSTRUCTION = 0x17, CBID_GENERIC_AI_PURCHASE_SELECTION = 0x18, CBID_VEHICLE_CARGO_SUFFIX = 0x19,
  CBID_HOUSE_ANIMATION_NEXT_FRAME = 0x1A, CBID_HOUSE_ANIMATION_START_STOP = 0x1B, CBID_HOUSE_CONSTRUCTION_STATE_CHANGE = 0x1C, CBID_TRAIN_ALLOW_WAGON_ATTACH = 0x1D,
  CBID_HOUSE_COLOUR = 0x1E, CBID_HOUSE_CARGO_ACCEPTANCE = 0x1F, CBID_HOUSE_ANIMATION_SPEED = 0x20, CBID_HOUSE_DESTRUCTION = 0x21,
  CBID_INDUSTRY_PROBABILITY = 0x22, CBID_VEHICLE_ADDITIONAL_TEXT = 0x23, CBID_STATION_TILE_LAYOUT = 0x24, CBID_INDTILE_ANIM_START_STOP = 0x25,
  CBID_INDTILE_ANIM_NEXT_FRAME = 0x26, CBID_INDTILE_ANIMATION_SPEED = 0x27, CBID_INDUSTRY_LOCATION = 0x28, CBID_INDUSTRY_PRODUCTION_CHANGE = 0x29,
  CBID_HOUSE_ACCEPT_CARGO = 0x2A, CBID_INDTILE_CARGO_ACCEPTANCE = 0x2B, CBID_INDTILE_ACCEPT_CARGO = 0x2C, CBID_VEHICLE_COLOUR_MAPPING = 0x2D,
  CBID_HOUSE_PRODUCE_CARGO = 0x2E, CBID_INDTILE_SHAPE_CHECK = 0x2F, CBID_INDTILE_DRAW_FOUNDATIONS = 0x30, CBID_VEHICLE_START_STOP_CHECK = 0x31,
  CBID_VEHICLE_32DAY_CALLBACK = 0x32, CBID_VEHICLE_SOUND_EFFECT = 0x33, CBID_VEHICLE_AUTOREPLACE_SELECTION = 0x34, CBID_INDUSTRY_MONTHLYPROD_CHANGE = 0x35,
  CBID_VEHICLE_MODIFY_PROPERTY = 0x36, CBID_INDUSTRY_CARGO_SUFFIX = 0x37, CBID_INDUSTRY_FUND_MORE_TEXT = 0x38, CBID_CARGO_PROFIT_CALC = 0x39,
  CBID_INDUSTRY_WINDOW_MORE_TEXT = 0x3A, CBID_INDUSTRY_SPECIAL_EFFECT = 0x3B, CBID_INDTILE_AUTOSLOPE = 0x3C, CBID_INDUSTRY_REFUSE_CARGO = 0x3D,
  CBID_STATION_ANIM_START_STOP = 0x140, CBID_STATION_ANIM_NEXT_FRAME = 0x141, CBID_STATION_ANIMATION_SPEED = 0x142, CBID_HOUSE_DENY_DESTRUCTION = 0x143,
  CBID_SOUNDS_AMBIENT_EFFECT = 0x144, CBID_CARGO_STATION_RATING_CALC = 0x145, CBID_NEW_SIGNALS_SPRITE_DRAW = 0x146, CBID_CANALS_SPRITE_OFFSET = 0x147,
  CBID_HOUSE_WATCHED_CARGO_ACCEPTED = 0x148, CBID_STATION_LAND_SLOPE_CHECK = 0x149, CBID_INDUSTRY_DECIDE_COLOUR = 0x14A, CBID_INDUSTRY_INPUT_CARGO_TYPES = 0x14B,
  CBID_INDUSTRY_OUTPUT_CARGO_TYPES = 0x14C, CBID_HOUSE_CUSTOM_NAME = 0x14D, CBID_HOUSE_DRAW_FOUNDATIONS = 0x14E, CBID_HOUSE_AUTOSLOPE = 0x14F,
  CBID_AIRPTILE_DRAW_FOUNDATIONS = 0x150, CBID_AIRPTILE_ANIM_START_STOP = 0x152, CBID_AIRPTILE_ANIM_NEXT_FRAME = 0x153, CBID_AIRPTILE_ANIMATION_SPEED = 0x154,
  CBID_AIRPORT_ADDITIONAL_TEXT = 0x155, CBID_AIRPORT_LAYOUT_NAME = 0x156, CBID_OBJECT_LAND_SLOPE_CHECK = 0x157, CBID_OBJECT_ANIMATION_NEXT_FRAME = 0x158,
  CBID_OBJECT_ANIMATION_START_STOP = 0x159, CBID_OBJECT_ANIMATION_SPEED = 0x15A, CBID_OBJECT_COLOUR = 0x15B, CBID_OBJECT_FUND_MORE_TEXT = 0x15C,
  CBID_OBJECT_AUTOSLOPE = 0x15D, CBID_VEHICLE_REFIT_COST = 0x15E, CBID_INDUSTRY_PROD_CHANGE_BUILD = 0x15F, CBID_VEHICLE_SPAWN_VISUAL_EFFECT = 0x160
}
 List of implemented NewGRF callbacks. More...
 
enum  VehicleCallbackMask {
  CBM_VEHICLE_VISUAL_EFFECT = 0, CBM_VEHICLE_LENGTH = 1, CBM_VEHICLE_LOAD_AMOUNT = 2, CBM_VEHICLE_REFIT_CAPACITY = 3,
  CBM_VEHICLE_ARTIC_ENGINE = 4, CBM_VEHICLE_CARGO_SUFFIX = 5, CBM_VEHICLE_COLOUR_REMAP = 6, CBM_VEHICLE_SOUND_EFFECT = 7
}
 Callback masks for vehicles, indicates which callbacks are used by a vehicle. More...
 
enum  StationCallbackMask {
  CBM_STATION_AVAIL = 0, CBM_STATION_SPRITE_LAYOUT = 1, CBM_STATION_ANIMATION_NEXT_FRAME = 2, CBM_STATION_ANIMATION_SPEED = 3,
  CBM_STATION_SLOPE_CHECK = 4
}
 Callback masks for stations. More...
 
enum  HouseCallbackMask {
  CBM_HOUSE_ALLOW_CONSTRUCTION = 0, CBM_HOUSE_ANIMATION_NEXT_FRAME = 1, CBM_HOUSE_ANIMATION_START_STOP = 2, CBM_HOUSE_CONSTRUCTION_STATE_CHANGE = 3,
  CBM_HOUSE_COLOUR = 4, CBM_HOUSE_CARGO_ACCEPTANCE = 5, CBM_HOUSE_ANIMATION_SPEED = 6, CBM_HOUSE_DESTRUCTION = 7,
  CBM_HOUSE_ACCEPT_CARGO = 8, CBM_HOUSE_PRODUCE_CARGO = 9, CBM_HOUSE_DENY_DESTRUCTION = 10, CBM_HOUSE_DRAW_FOUNDATIONS = 11,
  CBM_HOUSE_AUTOSLOPE = 12
}
 Callback masks for houses. More...
 
enum  CanalCallbackMask { CBM_CANAL_SPRITE_OFFSET = 0 }
 Callback masks for canals. More...
 
enum  CargoCallbackMask { CBM_CARGO_PROFIT_CALC = 0, CBM_CARGO_STATION_RATING_CALC = 1 }
 Callback masks for cargoes. More...
 
enum  IndustryCallbackMask {
  CBM_IND_PROBABILITY = 0, CBM_IND_PRODUCTION_CARGO_ARRIVAL = 1, CBM_IND_PRODUCTION_256_TICKS = 2, CBM_IND_LOCATION = 3,
  CBM_IND_PRODUCTION_CHANGE = 4, CBM_IND_MONTHLYPROD_CHANGE = 5, CBM_IND_CARGO_SUFFIX = 6, CBM_IND_FUND_MORE_TEXT = 7,
  CBM_IND_WINDOW_MORE_TEXT = 8, CBM_IND_SPECIAL_EFFECT = 9, CBM_IND_REFUSE_CARGO = 10, CBM_IND_DECIDE_COLOUR = 11,
  CBM_IND_INPUT_CARGO_TYPES = 12, CBM_IND_OUTPUT_CARGO_TYPES = 13, CBM_IND_PROD_CHANGE_BUILD = 14
}
 Callback masks for Industries. More...
 
enum  IndustryTileCallbackMask {
  CBM_INDT_ANIM_NEXT_FRAME = 0, CBM_INDT_ANIM_SPEED = 1, CBM_INDT_CARGO_ACCEPTANCE = 2, CBM_INDT_ACCEPT_CARGO = 3,
  CBM_INDT_SHAPE_CHECK = 4, CBM_INDT_DRAW_FOUNDATIONS = 5, CBM_INDT_AUTOSLOPE = 6
}
 Callback masks for industry tiles. More...
 
enum  ObjectCallbackMask {
  CBM_OBJ_SLOPE_CHECK = 0, CBM_OBJ_ANIMATION_NEXT_FRAME = 1, CBM_OBJ_ANIMATION_SPEED = 2, CBM_OBJ_COLOUR = 3,
  CBM_OBJ_FUND_MORE_TEXT = 4, CBM_OBJ_AUTOSLOPE = 5
}
 Callback masks for objects. More...
 
enum  AirportTileCallbackMask {
  CBM_AIRT_ANIM_NEXT_FRAME = 0, CBM_AIRT_ANIM_SPEED = 1, CBM_AIRT_SHAPE_CHECK = 4, CBM_AIRT_DRAW_FOUNDATIONS = 5,
  CBM_AIRT_AUTOSLOPE = 6
}
 Callback masks for airport tiles. More...
 

Variables

static const uint CALLBACK_FAILED = 0xFFFF
 Different values for Callback result evaluations. More...
 
static const uint CALLBACK_HOUSEPRODCARGO_END = 0x20FF
 Sentinel indicating that the loop for CBID_HOUSE_PRODUCE_CARGO has ended.
 

Detailed Description

Callbacks that NewGRFs could implement.

Definition in file newgrf_callbacks.h.

Enumeration Type Documentation

◆ AirportTileCallbackMask

Callback masks for airport tiles.

Enumerator
CBM_AIRT_ANIM_NEXT_FRAME 

decides next animation frame

CBM_AIRT_ANIM_SPEED 

decides animation speed

CBM_AIRT_SHAPE_CHECK 

decides slope suitability

CBM_AIRT_DRAW_FOUNDATIONS 

decides if default foundations need to be drawn

CBM_AIRT_AUTOSLOPE 

decides allowance of autosloping

Definition at line 395 of file newgrf_callbacks.h.

◆ CallbackID

enum CallbackID

List of implemented NewGRF callbacks.

Most of these callbacks are only triggered when the corresponding bit is set in the callback flags/trigger for a vehicle, house, industry, etc. Names are formatted as CBID_<CLASS>_<CALLBACK>

Enumerator
CBID_NO_CALLBACK 

Set when using the callback resolve system, but not to resolve a callback.

CBID_RANDOM_TRIGGER 

Set when calling a randomizing trigger (almost undocumented).

CBID_VEHICLE_VISUAL_EFFECT 

Visual effects and wagon power.

CBID_VEHICLE_LENGTH 

Vehicle length, returns the amount of 1/8's the vehicle is shorter for trains and RVs.

CBID_VEHICLE_LOAD_AMOUNT 

Determine the amount of cargo to load per unit of time when using gradual loading.

CBID_STATION_AVAILABILITY 

Determine whether a newstation should be made available to build.

CBID_STATION_SPRITE_LAYOUT 

Choose a sprite layout to draw, instead of the standard 0-7 range.

CBID_VEHICLE_REFIT_CAPACITY 

Refit capacity, the passed vehicle needs to have its ->cargo_type set to the cargo we are refitting to, returns the new cargo capacity.

CBID_VEHICLE_ARTIC_ENGINE 

Builds articulated engines for trains and RVs.

CBID_HOUSE_ALLOW_CONSTRUCTION 

Determine whether the house can be built on the specified tile.

CBID_GENERIC_AI_PURCHASE_SELECTION 

AI construction/purchase selection.

CBID_VEHICLE_CARGO_SUFFIX 

Determine the cargo "suffixes" for each refit possibility of a cargo.

CBID_HOUSE_ANIMATION_NEXT_FRAME 

Determine the next animation frame for a house.

CBID_HOUSE_ANIMATION_START_STOP 

Called for periodically starting or stopping the animation.

CBID_HOUSE_CONSTRUCTION_STATE_CHANGE 

Called whenever the construction state of a house changes.

CBID_TRAIN_ALLOW_WAGON_ATTACH 

Determine whether a wagon can be attached to an already existing train.

CBID_HOUSE_COLOUR 

Called to determine the colour of a town building.

CBID_HOUSE_CARGO_ACCEPTANCE 

Called to decide how much cargo a town building can accept.

CBID_HOUSE_ANIMATION_SPEED 

Called to indicate how long the current animation frame should last.

CBID_HOUSE_DESTRUCTION 

Called periodically to determine if a house should be destroyed.

CBID_INDUSTRY_PROBABILITY 

Called to determine if the given industry type is available.

For grf version >= 8 also a probability can be returned.

CBID_VEHICLE_ADDITIONAL_TEXT 

This callback is called from vehicle purchase lists.

It returns a value to be used as a custom string ID in the 0xD000 range.

CBID_STATION_TILE_LAYOUT 

Called when building a station to customize the tile layout.

CBID_INDTILE_ANIM_START_STOP 

Called for periodically starting or stopping the animation.

CBID_INDTILE_ANIM_NEXT_FRAME 

Called to determine industry tile next animation frame.

CBID_INDTILE_ANIMATION_SPEED 

Called to indicate how long the current animation frame should last.

CBID_INDUSTRY_LOCATION 

Called to determine if the given industry can be built on specific area.

CBID_INDUSTRY_PRODUCTION_CHANGE 

Called on production changes, so it can be adjusted.

CBID_HOUSE_ACCEPT_CARGO 

Called to determine which cargoes a town building should accept.

CBID_INDTILE_CARGO_ACCEPTANCE 

Called to query the cargo acceptance of the industry tile.

CBID_INDTILE_ACCEPT_CARGO 

Called to determine which cargoes an industry should accept.

CBID_VEHICLE_COLOUR_MAPPING 

Called to determine if a specific colour map should be used for a vehicle instead of the default livery.

CBID_HOUSE_PRODUCE_CARGO 

Called to determine how much cargo a town building produces.

CBID_INDTILE_SHAPE_CHECK 

Called to determine if the given industry tile can be built on specific tile.

CBID_INDTILE_DRAW_FOUNDATIONS 

Called to determine the type (if any) of foundation to draw for industry tile.

CBID_VEHICLE_START_STOP_CHECK 

Called when the company (or AI) tries to start or stop a vehicle.

Mainly used for preventing a vehicle from leaving the depot.

CBID_VEHICLE_32DAY_CALLBACK 

Called for every vehicle every 32 days (not all on same date though).

CBID_VEHICLE_SOUND_EFFECT 

Called to play a special sound effect.

CBID_VEHICLE_AUTOREPLACE_SELECTION 

Return the vehicles this given vehicle can be "upgraded" to.

CBID_INDUSTRY_MONTHLYPROD_CHANGE 

Called monthly on production changes, so it can be adjusted more frequently.

CBID_VEHICLE_MODIFY_PROPERTY 

Called to modify various vehicle properties.

Callback parameter 1 specifies the property index, as used in Action 0, to change.

CBID_INDUSTRY_CARGO_SUFFIX 

Called to determine text to display after cargo name.

CBID_INDUSTRY_FUND_MORE_TEXT 

Called to determine more text in the fund industry window.

CBID_CARGO_PROFIT_CALC 

Called to calculate the income of delivered cargo.

CBID_INDUSTRY_WINDOW_MORE_TEXT 

Called to determine more text in the industry window.

CBID_INDUSTRY_SPECIAL_EFFECT 

Called to determine industry special effects.

CBID_INDTILE_AUTOSLOPE 

Called to determine if industry can alter the ground below industry tile.

CBID_INDUSTRY_REFUSE_CARGO 

Called to determine if the industry can still accept or refuse more cargo arrival.

CBID_STATION_ANIM_START_STOP 

Called for periodically starting or stopping the animation.

CBID_STATION_ANIM_NEXT_FRAME 

Called to determine station tile next animation frame.

CBID_STATION_ANIMATION_SPEED 

Called to indicate how long the current animation frame should last.

CBID_HOUSE_DENY_DESTRUCTION 

Called to determine whether a town building can be destroyed.

CBID_SOUNDS_AMBIENT_EFFECT 

Select an ambient sound to play for a given type of tile.

CBID_CARGO_STATION_RATING_CALC 

Called to calculate part of a station rating.

CBID_NEW_SIGNALS_SPRITE_DRAW 

Allow signal sprites to be replaced dynamically.

CBID_CANALS_SPRITE_OFFSET 

Add an offset to the default sprite numbers to show another sprite.

CBID_HOUSE_WATCHED_CARGO_ACCEPTED 

Called when a cargo type specified in property 20 is accepted.

CBID_STATION_LAND_SLOPE_CHECK 

Callback done for each tile of a station to check the slope.

CBID_INDUSTRY_DECIDE_COLOUR 

Called to determine the colour of an industry.

CBID_INDUSTRY_INPUT_CARGO_TYPES 

Customize the input cargo types of a newly build industry.

CBID_INDUSTRY_OUTPUT_CARGO_TYPES 

Customize the output cargo types of a newly build industry.

CBID_HOUSE_CUSTOM_NAME 

Called on the Get Tile Description for an house tile.

CBID_HOUSE_DRAW_FOUNDATIONS 

Called to determine the type (if any) of foundation to draw for house tile.

CBID_HOUSE_AUTOSLOPE 

Called to determine if one can alter the ground below a house tile.

CBID_AIRPTILE_DRAW_FOUNDATIONS 

Called to determine the type (if any) of foundation to draw for an airport tile.

CBID_AIRPTILE_ANIM_START_STOP 

Called for periodically starting or stopping the animation.

CBID_AIRPTILE_ANIM_NEXT_FRAME 

Called to determine airport tile next animation frame.

CBID_AIRPTILE_ANIMATION_SPEED 

Called to indicate how long the current animation frame should last.

CBID_AIRPORT_ADDITIONAL_TEXT 

This callback is called from airport list.

It returns a value to be used as a custom string ID in the 0xD000 range.

CBID_AIRPORT_LAYOUT_NAME 

Called to determine text to show as airport layout name.

CBID_OBJECT_LAND_SLOPE_CHECK 

Callback done for each tile of an object to check the slope.

CBID_OBJECT_ANIMATION_NEXT_FRAME 

Determine the next animation frame for a house.

CBID_OBJECT_ANIMATION_START_STOP 

Called for periodically starting or stopping the animation.

CBID_OBJECT_ANIMATION_SPEED 

Called to indicate how long the current animation frame should last.

CBID_OBJECT_COLOUR 

Called to determine the colour of a town building.

CBID_OBJECT_FUND_MORE_TEXT 

Called to determine more text in the fund object window.

CBID_OBJECT_AUTOSLOPE 

Called to determine if one can alter the ground below an object tile.

CBID_VEHICLE_REFIT_COST 

Called to determine the cost factor for refitting a vehicle.

CBID_INDUSTRY_PROD_CHANGE_BUILD 

Called when industry is built to set initial production level.

CBID_VEHICLE_SPAWN_VISUAL_EFFECT 

Called to spawn visual effects for vehicles.

Definition at line 22 of file newgrf_callbacks.h.

◆ CanalCallbackMask

Callback masks for canals.

Enumerator
CBM_CANAL_SPRITE_OFFSET 

Enable add sprite offset callback.

Definition at line 334 of file newgrf_callbacks.h.

◆ CargoCallbackMask

Callback masks for cargoes.

Enumerator
CBM_CARGO_PROFIT_CALC 

custom profit calculation

CBM_CARGO_STATION_RATING_CALC 

custom station rating for this cargo type

Definition at line 341 of file newgrf_callbacks.h.

◆ HouseCallbackMask

Callback masks for houses.

Enumerator
CBM_HOUSE_ALLOW_CONSTRUCTION 

decide whether the house can be built on a given tile

CBM_HOUSE_ANIMATION_NEXT_FRAME 

decides next animation frame

CBM_HOUSE_ANIMATION_START_STOP 

periodically start/stop the animation

CBM_HOUSE_CONSTRUCTION_STATE_CHANGE 

change animation when construction state changes

CBM_HOUSE_COLOUR 

decide the colour of the building

CBM_HOUSE_CARGO_ACCEPTANCE 

decides amount of cargo acceptance

CBM_HOUSE_ANIMATION_SPEED 

decides animation speed

CBM_HOUSE_DESTRUCTION 

trigger destruction of building

CBM_HOUSE_ACCEPT_CARGO 

decides accepted types

CBM_HOUSE_PRODUCE_CARGO 

custom cargo production

CBM_HOUSE_DENY_DESTRUCTION 

conditional protection

CBM_HOUSE_DRAW_FOUNDATIONS 

decides if default foundations need to be drawn

CBM_HOUSE_AUTOSLOPE 

decides allowance of autosloping

Definition at line 315 of file newgrf_callbacks.h.

◆ IndustryCallbackMask

Callback masks for Industries.

Enumerator
CBM_IND_PROBABILITY 

industry availability/probability callback

CBM_IND_PRODUCTION_CARGO_ARRIVAL 

call production callback when cargo arrives at the industry

CBM_IND_PRODUCTION_256_TICKS 

call production callback every 256 ticks

CBM_IND_LOCATION 

check industry construction on given area

CBM_IND_PRODUCTION_CHANGE 

controls random production change

CBM_IND_MONTHLYPROD_CHANGE 

controls monthly random production change

CBM_IND_CARGO_SUFFIX 

cargo sub-type display

CBM_IND_FUND_MORE_TEXT 

additional text in fund window

CBM_IND_WINDOW_MORE_TEXT 

additional text in industry window

CBM_IND_SPECIAL_EFFECT 

control special effects

CBM_IND_REFUSE_CARGO 

option out of accepting cargo

CBM_IND_DECIDE_COLOUR 

give a custom colour to newly build industries

CBM_IND_INPUT_CARGO_TYPES 

customize the cargoes the industry requires

CBM_IND_OUTPUT_CARGO_TYPES 

customize the cargoes the industry produces

CBM_IND_PROD_CHANGE_BUILD 

initialise production level on construction

Definition at line 349 of file newgrf_callbacks.h.

◆ IndustryTileCallbackMask

Callback masks for industry tiles.

Enumerator
CBM_INDT_ANIM_NEXT_FRAME 

decides next animation frame

CBM_INDT_ANIM_SPEED 

decides animation speed

CBM_INDT_CARGO_ACCEPTANCE 

decides amount of cargo acceptance

CBM_INDT_ACCEPT_CARGO 

decides accepted types

CBM_INDT_SHAPE_CHECK 

decides slope suitability

CBM_INDT_DRAW_FOUNDATIONS 

decides if default foundations need to be drawn

CBM_INDT_AUTOSLOPE 

decides allowance of autosloping

Definition at line 370 of file newgrf_callbacks.h.

◆ ObjectCallbackMask

Callback masks for objects.

Enumerator
CBM_OBJ_SLOPE_CHECK 

decides slope suitability

CBM_OBJ_ANIMATION_NEXT_FRAME 

decides next animation frame

CBM_OBJ_ANIMATION_SPEED 

decides animation speed

CBM_OBJ_COLOUR 

decide the colour of the building

CBM_OBJ_FUND_MORE_TEXT 

additional text in fund window

CBM_OBJ_AUTOSLOPE 

decides allowance of autosloping

Definition at line 383 of file newgrf_callbacks.h.

◆ StationCallbackMask

Callback masks for stations.

Enumerator
CBM_STATION_AVAIL 

Availability of station in construction window.

CBM_STATION_SPRITE_LAYOUT 

Use callback to select a sprite layout to use.

CBM_STATION_ANIMATION_NEXT_FRAME 

Use a custom next frame callback.

CBM_STATION_ANIMATION_SPEED 

Customize the animation speed of the station.

CBM_STATION_SLOPE_CHECK 

Check slope of new station tiles.

Definition at line 304 of file newgrf_callbacks.h.

◆ VehicleCallbackMask

Callback masks for vehicles, indicates which callbacks are used by a vehicle.

Some callbacks are always used and don't have a mask.

Enumerator
CBM_VEHICLE_VISUAL_EFFECT 

Visual effects and wagon power (trains, road vehicles and ships)

CBM_VEHICLE_LENGTH 

Vehicle length (trains and road vehicles)

CBM_VEHICLE_LOAD_AMOUNT 

Load amount.

CBM_VEHICLE_REFIT_CAPACITY 

Cargo capacity after refit.

CBM_VEHICLE_ARTIC_ENGINE 

Add articulated engines (trains and road vehicles)

CBM_VEHICLE_CARGO_SUFFIX 

Show suffix after cargo name.

CBM_VEHICLE_COLOUR_REMAP 

Change colour mapping of vehicle.

CBM_VEHICLE_SOUND_EFFECT 

Vehicle uses custom sound effects.

Definition at line 290 of file newgrf_callbacks.h.

Variable Documentation

◆ CALLBACK_FAILED

const uint CALLBACK_FAILED = 0xFFFF
static