ParticleSystem.ColorBySpeedModule.color

Description

The gradient controlling the particle colors.

See Also: MinMaxGradient.

no example available in JavaScript

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour {

	private ParticleSystem ps;
	public float hSliderValue = 1.0f;

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

		var colorBySpeed = ps.colorBySpeed;
		colorBySpeed.enabled = true;

		Gradient gradient = new Gradient();
		gradient.SetKeys(
			new GradientColorKey[] { new GradientColorKey(Color.green, 0.0f), new GradientColorKey(Color.red, 1.0f) },
			new GradientAlphaKey[] { new GradientAlphaKey(1.0f, 0.0f), new GradientAlphaKey(1.0f, 1.0f) }
			);

		colorBySpeed.color = new ParticleSystem.MinMaxGradient(gradient);
		colorBySpeed.range = new Vector2(1.0f, 5.0f);
	}

	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);
	}
}