Env wind

From Valve Developer Community

The title given to this article is incorrect due to technical limitations. The correct title is env_wind.

This point-based entity is available in all Source games.

Table of contents
1 Entity description
2 Keyvalues
3 Inputs
4 Outputs
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Entity description

An entity to control wind in the map. It is partially functional.

In code it is represented by class CEnvWind (http://doxygen.page.needed/class_c_env_wind.html), defined in effects.cpp (http://doxygen.page.needed/effects_8cpp-source.html).

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Keyvalues

Defines the name that other entities refer to this entity by.
  • hammerid [Episode Two Update]
<integer readonly> This id is used for debugging purposes in Hammer.
Pitch Yaw Roll (Y Z X)
This entity's angular orientation in the world (also used for angular effect entities).
  • gustsound
<sound> Sound to be played to simulate the gusting wind. Deprecated [Episode One Update]
  • minwind
<integer> Minimum speed of the wind while idling.
  • maxwind
<integer> Maximum speed of the wind while idling.
  • mingust
<integer> Minimum speed of wind gusts.
  • maxgust
<integer> Maximum speed of wind gusts.
  • mingustdelay
<float> Minimum time delay between random gusts.
  • maxgustdelay
<float> Maximum time delay between random gusts.
  • gustdirchange
<integer> Maximum amount that the wind's direction changes due to a gust, in degrees.
  • gustduration [Episode One Update]
<integer> How long will the wind gust for.
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Inputs

  • Kill
Removes this entity from the world.
Removes this entity and all its children from the world.
  • AddOutput <string>
Evaluates a keyvalue/output on this entity. It can be potentially very dangerous, use with care.
Format: <key> <value>
Format: <output name> <targetname>:<inputname>:<parameter>:<delay>:<max times to fire (-1 == infinite)>
Causes this entity's OnUser1-4 outputs to be fired. See User Inputs and Outputs.
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Outputs

Fired in response to FireUser1-4 inputs. See User Inputs and Outputs.
!activator = activator
  • OnGustStart [Episode One Update]
Fired when a wind gust begins.
  • OnGustEnd [Episode One Update]
Fired when a wind gust ends.
Retrieved from "http://developer.valvesoftware.com/wiki/Env_wind"