Select your preferred scripting language. All code snippets will be displayed in this language.
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.
CloseFor 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.
CloseRotation by speed curve for the Z axis.
See Also: MinMaxCurve.
#pragma strict private var ps: ParticleSystem; public var hSliderValue: float = 1.0f; function Start() { ps = GetComponent.<ParticleSystem>(); var rotationBySpeed: var = ps.rotationBySpeed; rotationBySpeed.enabled = true; var curve: AnimationCurve = new AnimationCurve(); curve.AddKey(0.0f, 0.0f); curve.AddKey(1.0f, 1.0f); rotationBySpeed.z = new ParticleSystem.MinMaxCurve(1.0f, curve); rotationBySpeed.range = new Vector2(1.0f, 5.0f); var psr: var = GetComponent.<ParticleSystemRenderer>(); psr.material = new Material(Shader.Find("Sprites/Default")); // this material renders a square billboard, so we can see the rotation } function Update() { var main: var = ps.main; main.startSpeed = hSliderValue; } function OnGUI() { hSliderValue = GUI.HorizontalSlider(new Rect(25, 45, 100, 30), hSliderValue, 1.0f, 5.0f); }
using UnityEngine; using System.Collections;
public class ExampleClass : MonoBehaviour { private ParticleSystem ps; public float hSliderValue = 1.0f;
void Start() { ps = GetComponent<ParticleSystem>();
var rotationBySpeed = ps.rotationBySpeed; rotationBySpeed.enabled = true;
AnimationCurve curve = new AnimationCurve(); curve.AddKey(0.0f, 0.0f); curve.AddKey(1.0f, 1.0f);
rotationBySpeed.z = new ParticleSystem.MinMaxCurve(1.0f, curve); rotationBySpeed.range = new Vector2(1.0f, 5.0f);
var psr = GetComponent<ParticleSystemRenderer>(); psr.material = new Material(Shader.Find("Sprites/Default")); // this material renders a square billboard, so we can see the rotation }
void Update() { var main = ps.main; main.startSpeed = hSliderValue; }
void OnGUI() { hSliderValue = GUI.HorizontalSlider(new Rect(25, 45, 100, 30), hSliderValue, 1.0f, 5.0f); } }