ParticleSystem.EmissionModule.rateOverDistanceMultiplier

Description

Change the rate over distance multiplier.

This is more efficient than accessing the whole curve, if you only want to change the overall rate multiplier.

no example available in JavaScript

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour {

	private ParticleSystem ps;
	public float hSliderValue = 5.0f;

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

		var main = ps.main;
		main.simulationSpace = ParticleSystemSimulationSpace.World;	// rate over distance only works for world space simulations

		var shape = ps.shape;
		shape.enabled = false;

		var emission = ps.emission;
		emission.rateOverTime = 0.0f;

		// add a sphere so we can see our transform position as it moves
		var sphere = GameObject.CreatePrimitive(PrimitiveType.Sphere);
		sphere.transform.parent = ps.transform;
	}

	void Update() {
		var emission = ps.emission;
		emission.rateOverDistanceMultiplier = hSliderValue;

		ps.transform.position = new Vector3(Mathf.Sin(Time.time) * 2.0f, 0.0f, 0.0f);
	}

	void OnGUI() {
		hSliderValue = GUI.HorizontalSlider(new Rect(25, 45, 100, 30), hSliderValue, 1.0f, 20.0f);
	}
}