env_rotorwash_emitter

Class hierarchy
CRotorWashEmitter ↳CBaseEntity
rotorwash.cpp

env_rotorwash_emitter is a point entity available in Half-Life 2 series, Portal, and Alien Swarm. It creates a rotor wash effect, when a helicopter flies near the ground. The surface below must always be at most 1024 units away to be detected, and can either be solid ground, water or slime.

Keyvalues

Name (targetname) <string>

The name that other entities refer to this entity by, via Inputs/Outputs or other keyvalues (e.g. parentname or target).
Also displayed in Hammer's 2D views and Entity Report.

See also:  Generic Keyvalues, Inputs and Outputs available to all entities

Altitude (altitude) <float>

Altitude the rotorwash will show up. Despite being present in the entity, it's not actually used for anything.