ParticleSystem.TrailModule.inheritParticleColor

Description

Toggle whether the trail inherits the particle color as its starting color.

When enabled, this applies any Trail module color overrides on top of the particle color.

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour
{
    private ParticleSystem ps;
    public bool inheritParticleColor = true;

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

        var main = ps.main;
        main.startColor = new ParticleSystem.MinMaxGradient(Color.red, Color.yellow);
        main.startSize = 0.1f;

        var trails = ps.trails;
        trails.enabled = true;

        var psr = GetComponent<ParticleSystemRenderer>();
        psr.trailMaterial = new Material(Shader.Find("Sprites/Default"));
    }

    void Update()
    {
        var trails = ps.trails;
        trails.inheritParticleColor = inheritParticleColor;
    }

    void OnGUI()
    {
        inheritParticleColor = GUI.Toggle(new Rect(25, 25, 200, 30), inheritParticleColor, "Inherit Particle Color");
    }
}