NML:Features
From GRFSpecs
Features
NewGRFs can be used to modify various types of items. Examples include trains, stations and industries. Such a type of item is called a feature. The following table contains a list of features and their identifiers. These identifiers may be used to refer to the feature when needed.
| Name | Description | 
|---|---|
| FEAT_TRAINS | Trains | 
| FEAT_ROADVEHS | Road vehicles | 
| FEAT_SHIPS | Ships | 
| FEAT_AIRCRAFT | Aircraft | 
| FEAT_STATIONS | Train stations | 
| FEAT_CANALS | Canals | 
| FEAT_BRIDGES | Bridges | 
| FEAT_HOUSES | Town houses | 
| FEAT_GLOBALVARS | Various global variables | 
| FEAT_INDUSTRYTILES | Industry tiles (visible part of industries) | 
| FEAT_INDUSTRIES | Industries | 
| FEAT_CARGOS | Cargo types | 
| FEAT_SOUNDEFFECTS | Sound effects | 
| FEAT_AIRPORTS | Airports | 
| FEAT_SIGNALS | Train signals | 
| FEAT_OBJECTS | Non-interactive objects (example: lighthouse) | 
| FEAT_RAILTYPES | Rail types | 
| FEAT_AIRPORTTILES | Airport tiles (visible part of airports) |