VariationalAction2/Railtypes

Variables

Variable	Size	Version	Description
10	D	1.3	Additional information for sprite selection - See Action3 Signals
18	D	1.3	Additional information for sprite selection - See Action3 Signals
40	B	1.0	Terrain type: 0 normal, 1 desert, 2 rainforest, 4 on or above snowline.
41	B	1.0	Enhanced tunnels; entrance has track above. Always 0 in OpenTTD.
42	B	1.0	Level crossing status: 0 if open (or not a crossing), 1 if closed.
43	D	1.0	Depot construction date (long format, 0 based); other: current date
44	B	1.2	Town zone of the tile. (Only available for level crossings and depots.)
45	D	15	Track types

Description

Terrain type (40)

Format: byte

value	Meaning
0	normal tile
1	desert tile
2	rain forest tile
4	tile on or above snow line

Enhanced tunnels (41)

Format: byte

This variable will always return 0 and is reserved for future use with enhanced tunnels.

Level crossing status (42)

Format: byte

This variable returns 1, if a crossing is closed. If the crossing is open or the tile is no level crossing, the return value is 0.

Track types (45)

Format: __RRttrr

• rr: Translated roadtype.
• tt: Translated tramtype.
• RR: Translated railtype.
• __: reserved for future use

Special values for rr, tt, RR:

• 0xFF: Track not present on tile.
• 0xFE: Track present, but no matching entry in translation table.