trigger_fog

This entity is not in the FGD by default.
See below for instructions on making it available.

trigger_fog is a brush entity available in all  Source games.

Entity Description

It creates particles flowing in the direction of the entity that moves in it, it was a cut entity from Half-Life 2.

FGD Code

@SolidClass base(TriggerOnce) = trigger_fog
[
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Note:To work properly, you need to have a VMT with this path particle/particle_fog.vmt, you need it mounted in your map or included in your mod.

Keyvalues

BaseTrigger

Filter Name (filtername) <filter> A filter entity to test potential activators against. Start Disabled (StartDisabled) <boolean> Stay dormant until activated (with theEnableinput).

Flags

BaseTrigger

Everything (not including physics debris) : [64] Clients (Survivors, Special Infected, Tanks ) : [1] Only clients in vehicles : [32] Only clients *not* in vehicles : [512] Disallow Bots (removed since ) : [4096] NPCs (Common Infected, Witches ) : [2] Only player ally NPCs : [16] Only NPCs in vehicles (respects player ally flag) : [2048] Physics Objects (not including physics debris) : [8] Physics debris (include also physics debris) : [1024] Pushables (Passes entities with classname func_pushable) : [4]  Deprecated. Equivalent to using Everything + filter_activator_class that filters func_pushable.

Inputs

BaseTrigger:

Toggle

Toggles this trigger between enabled and disabled states.

Enable

Enable trigger

Disable

Disable trigger

Outputs

TriggerOnce:

OnStartTouch

!activator = "toucher."
!caller = this entity

Fired when an entity starts touching this trigger. The touching entity must pass this trigger's filters to cause this output to fire.

OnTrigger

Fired repeatedly with a delay while an entity is within this trigger's volume. Delay is defined by Delay Before Reset key.