env_player_surface_trigger

Code classes:

• CEnvPlayerSurfaceTrigger
• CPointEntity
• CBaseEntity (all ents)

env_player_surface_trigger is a point entity present in all Source games. It monitors the $surfaceprop of the material of the surface the player is standing on, and fires outputs whenever it changes to/from a specific material.

Note: Will not work well, if at all in multiplayer games.

Keyvalues

Game Material to Watch (gamematerial) <choices>

The material to watch for. When the player stands on/off this material, the entity's outputs will be fired. To do: There must be other values which aren't listed!

Literal value	Description
0	None (player is in the air)
67	Concrete
77	Metal
68	Dirt
86	Vent
71	Grate
84	Tile
83	Slosh (Surfaceprop must be "water" or "slime". Does not detect actual water.)
87	Wood
80	Computer
89	Glass
70	Flesh
73	Clip
79	Foliage
78	Sand

Inputs

Enable

Makes the entity active.

Disable

Makes the entity inactive.

Outputs

OnSurfaceChangedToTarget

Fires when the player moves onto the specified surface.

OnSurfaceChangedFromTarget

Fires when the player moves off the specified surface.