VariationalAction2/Canals

Variables

Variable	Version	Size	Content
80	0.6 2.5	B	Height above ground, top parts of locks have the same height as the lower parts. Note: this returns height in increments of 1 (and not 8)
81	0.6 2.5	B	Terrain type: 0 normal, 1 desert, 2 rainforest, 4 on or above snowline
82	1.4 2.5	B	Dike map
83	0.6 2.6	B	Random byte for plain canals and river tiles, otherwise zero (under bridges as example, or old savegames)

Variational Action 2 are available for IDs 0/1/2/5/6  (Watercliffs, Locks, Dikes, River Slopes, River waterside)

Description

Dike map (0x82)

The variable returns the sides and edges at which the water has a dike, i.e. no connection to water. The variable is a bitset where single bits indicate a dike towards the eight adjacent tiles:

Bit	Value	Direction
0	1	North-East
1	2	South-East
2	4	South-West
3	8	North-West
4	16	East
5	32	South
6	64	West
7	128	North

In TTDPatch this variable is for internal use only.