Legacy Documentation: Version 5.6 (Go to current version)
LanguageEnglish
  • C#
  • JS

Script language

Select your preferred scripting language. All code snippets will be displayed in this language.

ParticleSystem.CollisionModule.dampen

Suggest a change

Success!

Thank you for helping us improve the quality of Unity Documentation. Although we cannot accept all submissions, we do read each suggested change from our users and will make updates where applicable.

Close

Submission failed

For some reason your suggested change could not be submitted. Please <a>try again</a> in a few minutes. And thank you for taking the time to help us improve the quality of Unity Documentation.

Close

Cancel

Switch to Manual
public var dampen: ParticleSystem.MinMaxCurve;

Description

How much speed is lost from each particle after a collision.

#pragma strict
private var ps: ParticleSystem;
public var hSliderValue: float = 0.0F;
function Start() {
	ps = GetComponent.<ParticleSystem>();
	var collision: var = ps.collision;
	collision.enabled = true;
	collision.type = ParticleSystemCollisionType.World;
	collision.mode = ParticleSystemCollisionMode.Collision3D;
	var collider: var = GameObject.CreatePrimitive(PrimitiveType.Sphere);
	collider.transform.parent = ps.transform;
	collider.transform.localPosition = new Vector3(0.0f, 0.0f, 13.0f);
	collider.transform.localScale = new Vector3(20.0f, 20.0f, 20.0f);
}
function Update() {
	var collision: var = ps.collision;
	collision.dampen = hSliderValue;
}
function OnGUI() {
	hSliderValue = GUI.HorizontalSlider(new Rect(25, 40, 100, 30), hSliderValue, 0.0F, 1.0F);
}
using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { private ParticleSystem ps; public float hSliderValue = 0.0F;

void Start() { ps = GetComponent<ParticleSystem>();

var collision = ps.collision; collision.enabled = true; collision.type = ParticleSystemCollisionType.World; collision.mode = ParticleSystemCollisionMode.Collision3D;

var collider = GameObject.CreatePrimitive(PrimitiveType.Sphere); collider.transform.parent = ps.transform; collider.transform.localPosition = new Vector3(0.0f, 0.0f, 13.0f); collider.transform.localScale = new Vector3(20.0f, 20.0f, 20.0f); }

void Update() { var collision = ps.collision; collision.dampen = hSliderValue; }

void OnGUI() { hSliderValue = GUI.HorizontalSlider(new Rect(25, 40, 100, 30), hSliderValue, 0.0F, 1.0F); } }