Control which layers this Particle System collides with.
See Also: LayerMask.
using UnityEngine; using System.Collections;
public class ExampleClass : MonoBehaviour { private ParticleSystem ps; public bool layerToggle; private readonly int layer0 = 0; private readonly int layer1 = 1;
void Start() { ps = GetComponent<ParticleSystem>();
var main = ps.main; main.startColor = Color.red;
var shape = ps.shape; shape.shapeType = ParticleSystemShapeType.Sphere;
var collision = ps.collision; collision.enabled = true; collision.type = ParticleSystemCollisionType.World; collision.mode = ParticleSystemCollisionMode.Collision3D; collision.bounce = 0.0f;
var collider1 = GameObject.CreatePrimitive(PrimitiveType.Sphere); collider1.transform.parent = ps.transform; collider1.transform.localPosition = new Vector3(0.0f, 0.0f, 13.0f); collider1.transform.localScale = new Vector3(20.0f, 20.0f, 20.0f); collider1.layer = layer0;
var collider2 = GameObject.CreatePrimitive(PrimitiveType.Sphere); collider2.transform.parent = ps.transform; collider2.transform.localPosition = new Vector3(0.0f, 0.0f, -13.0f); collider2.transform.localScale = new Vector3(20.0f, 20.0f, 20.0f); collider2.layer = layer1; }
void Update() { var collision = ps.collision; collision.collidesWith = layerToggle ? (1 << layer0) : (1 << layer1); }
void OnGUI() { layerToggle = GUI.Toggle(new Rect(25, 40, 100, 30), layerToggle, "Toggle Layer"); } }
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