newgrf_commons.h File Reference

This file simplyfies and embeds a common mechanism of loading/saving and mapping of grf entities. More...

#include "tile_cmd.h"

Go to the source code of this file.

Data Structures

struct  EntityIDMapping
 Maps an entity id stored on the map to a GRF file. More...
class  OverrideManagerBase
class  HouseOverrideManager
class  IndustryOverrideManager
class  IndustryTileOverrideManager

Functions

uint32 GetTerrainType (TileIndex tile, bool upper_halftile=false)
 Function used by houses (and soon industries) to get information on type of "terrain" the tile it is queries sits on.
TileIndex GetNearbyTile (byte parameter, TileIndex tile)
uint32 GetNearbyTileInformation (TileIndex tile)
 Common part of station var 0x67, house var 0x62, indtile var 0x60, industry var 0x62.

Variables

HouseOverrideManager _house_mngr
IndustryOverrideManager _industry_mngr
IndustryTileOverrideManager _industile_mngr

Detailed Description

This file simplyfies and embeds a common mechanism of loading/saving and mapping of grf entities.

Definition in file newgrf_commons.h.


Function Documentation

uint32 GetNearbyTileInformation ( TileIndex  tile  ) 

Common part of station var 0x67, house var 0x62, indtile var 0x60, industry var 0x62.

Parameters:
tile the tile of interest.
Returns:
0czzbbss: c = TileType; zz = TileZ; bb: 7-3 zero, 4-2 TerrainType, 1 water/shore, 0 zero; ss = TileSlope

Definition at line 358 of file newgrf_commons.cpp.

References GetTerrainType(), GetTileSlope(), GetTileType(), GetTreeGround(), IsTileType(), MP_TREES, MP_WATER, and TREE_GROUND_SHORE.

Referenced by GetNearbyIndustryTileInformation(), and HouseGetVariable().

uint32 GetTerrainType ( TileIndex  tile,
bool  upper_halftile 
)

Function used by houses (and soon industries) to get information on type of "terrain" the tile it is queries sits on.

Parameters:
tile TileIndex of the tile been queried
upper_halftile If true, query upper halftile in case of rail tiles.
Returns:
value corresponding to the grf expected format: Terrain type: 0 normal, 1 desert, 2 rainforest, 4 on or above snowline

Definition at line 286 of file newgrf_commons.cpp.

References _settings_game, GameSettings::game_creation, GetClearDensity(), GetSnowLine(), GetTileMaxZ(), GetTileType(), GetTileZ(), GetTreeDensity(), GetTreeGround(), GetTropicZone(), HasTunnelBridgeSnowOrDesert(), IsSnowTile(), GameCreationSettings::landscape, MP_CLEAR, MP_HOUSE, MP_INDUSTRY, MP_RAILWAY, MP_ROAD, MP_STATION, MP_TREES, MP_TUNNELBRIDGE, MP_UNMOVABLE, MP_WATER, RAIL_GROUND_HALF_SNOW, RAIL_GROUND_ICE_DESERT, TREE_GROUND_ROUGH_SNOW, and TREE_GROUND_SNOW_DESERT.

Referenced by GetNearbyTileInformation(), and HouseGetVariable().


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