### - a -

- AB() : bitmath_func.hpp
- AbortGeneratingWorld() : genworld.cpp , genworld.h
- AbortSaveLoad() : saveload.cpp
- abs() : math_func.hpp
- ActivateOldShore() : newgrf.cpp
- AddAnimatedTile() : animated_tile_func.h , animated_tile.cpp
- AddChangedStorage() : newgrf_storage.cpp , newgrf_storage.h
- AddChildSpriteScreen() : viewport.cpp , viewport_func.h
- AddChildSpriteToFoundation() : viewport.cpp
- AddClearCounter() : clear_map.h
- AddClearDensity() : clear_map.h
- AddCombinedSprite() : viewport.cpp
- AddEngineReplacement() : autoreplace.cpp , autoreplace_func.h
- AddEngineReplacementForCompany() : autoreplace_func.h
- AddGenericCallback() : newgrf_generic.cpp
- AddGRFString() : newgrf_text.cpp , newgrf_text.h
- AddInflation() : economy.cpp , economy_func.h
- AddKey() : osk_gui.cpp
- AddNearbyStation() : station_gui.cpp
- AddNewsItem() : news_func.h , news_gui.cpp
- AddRemoveEngineFromAutoreplaceAndBuildWindows() : autoreplace_gui.cpp , autoreplace_gui.h
- AddSideToSignalBuffer() : signal_func.h , signal.cpp
- AddSortableSpriteToDraw() : viewport.cpp , viewport_func.h
- AddTileIndexDiffCWrap() : map_func.h
- AddTrackToSignalBuffer() : signal.cpp , signal_func.h
- AddTreeCount() : tree_map.h
- AddTreeCounter() : tree_map.h
- AddTreeGrowth() : tree_map.h
- AddVehicleNewsItem() : news_func.h
- AdjustTileh() : elrail.cpp
- AdvanceWagonsAfterSwap() : train_cmd.cpp
- AdvanceWagonsBeforeSwap() : train_cmd.cpp
- AffectSpeedByZChange() : train_cmd.cpp
- AfterLoadRoadStops() : saveload_internal.h , station_sl.cpp
- AfterLoadVehicles() : saveload_internal.h , vehicle_sl.cpp
- AircraftController() : aircraft_cmd.cpp
- AircraftEntersTerminal() : aircraft_cmd.cpp
- AircraftEventHandler_AtTerminal() : aircraft_cmd.cpp
- AircraftEventHandler_InHangar() : aircraft_cmd.cpp
- AircraftGetEntryPoint() : aircraft_cmd.cpp
- AircraftNextAirportPos_and_Order() : aircraft.h , aircraft_cmd.cpp
- AirportGetNearestTown() : station_cmd.cpp
- AirportGetNofElements() : airport.cpp
- AirportGetTerminalCount() : airport.cpp
- AirportSetBlocks() : aircraft_cmd.cpp
- Align() : math_func.hpp
- AlignPtr() : math_func.hpp
- AlignTileToGrid() : town_cmd.cpp
- AllocateMap() : map.cpp , map_func.h
- AllocateSpecToStation() : newgrf_station.cpp , newgrf_station.h
- AllocateStationClass() : newgrf_station.cpp , newgrf_station.h
- AllocateWindowDescFront() : window_gui.h
- AllocHeightMap() : tgp.cpp
- AlwaysDrawUnpavedRoads() : road_cmd.cpp
- AnimateAnimatedTiles() : animated_tile_func.h , animated_tile.cpp
- AnimateTile_Town() : town_cmd.cpp
- AppendPathSeparator() : fileio.cpp , fileio_func.h
- AppendStaticGRFConfigs() : newgrf_config.h , newgrf_config.cpp
- AppendToGRFConfigList() : newgrf_config.h , newgrf_config.cpp
- ApplyFoundationToSlope() : landscape.cpp , landscape.h
- ApplyNoise() : tgp.cpp
- AreCompanyManagerFaceBitsValid() : company_manager_face.h
- AreValidRoadTypes() : road_func.h
- ArrangeTrains() : train_cmd.cpp
- AskUnsafeUnpauseCallback() : misc_cmd.cpp
- assert_compile() : town_land.h
- AutoslopeCheckForEntranceEdge() : autoslope.h
- AutoslopeEnabled() : autoslope.h
- AxisToDiagDir() : direction_func.h
- AxisToDirection() : direction_func.h
- AxisToRoadBits() : road_func.h
- AxisToTrack() : track_func.h
- AxisToTrackBits() : track_func.h