Version: 2021.2
言語: 日本語

説明

パーティクルがトリガー領域を出るときに行うアクションを選択します。

using UnityEngine;
using UnityEditor;
using System.Collections.Generic;
using UnityEngine.EventSystems;

[RequireComponent(typeof(ParticleSystem))] public class ExampleClass : MonoBehaviour { private ParticleSystem ps; public bool enter; public bool exit; public bool inside; public bool outside;

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

var sphere = GameObject.CreatePrimitive(PrimitiveType.Sphere); sphere.transform.parent = ps.transform; sphere.transform.localPosition = new Vector3(0.0f, 0.0f, 3.0f); sphere.transform.localScale = new Vector3(3.0f, 3.0f, 3.0f); sphere.GetComponent<MeshRenderer>().material = AssetDatabase.GetBuiltinExtraResource<Material>("Default-Particle.mat");

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

var trigger = ps.trigger; trigger.enabled = true; trigger.SetCollider(0, sphere.GetComponent<Collider>()); }

void Update() { var trigger = ps.trigger; trigger.enter = enter ? ParticleSystemOverlapAction.Callback : ParticleSystemOverlapAction.Ignore; trigger.exit = exit ? ParticleSystemOverlapAction.Callback : ParticleSystemOverlapAction.Ignore; trigger.inside = inside ? ParticleSystemOverlapAction.Callback : ParticleSystemOverlapAction.Ignore; trigger.outside = outside ? ParticleSystemOverlapAction.Callback : ParticleSystemOverlapAction.Ignore; }

void OnGUI() { enter = GUI.Toggle(new Rect(25, 40, 200, 30), enter, "Enter Callback"); exit = GUI.Toggle(new Rect(25, 80, 200, 30), exit, "Exit Callback"); inside = GUI.Toggle(new Rect(25, 120, 200, 30), inside, "Inside Callback"); outside = GUI.Toggle(new Rect(25, 160, 200, 30), outside, "Outside Callback"); }

void OnParticleTrigger() { if (enter) { List<ParticleSystem.Particle> enterList = new List<ParticleSystem.Particle>(); int numEnter = ps.GetTriggerParticles(ParticleSystemTriggerEventType.Enter, enterList);

for (int i = 0; i < numEnter; i++) { ParticleSystem.Particle p = enterList[i]; p.startColor = new Color32(255, 0, 0, 255); enterList[i] = p; }

ps.SetTriggerParticles(ParticleSystemTriggerEventType.Enter, enterList); }

if (exit) { List<ParticleSystem.Particle> exitList = new List<ParticleSystem.Particle>(); int numExit = ps.GetTriggerParticles(ParticleSystemTriggerEventType.Exit, exitList);

for (int i = 0; i < numExit; i++) { ParticleSystem.Particle p = exitList[i]; p.startColor = new Color32(0, 255, 0, 255); exitList[i] = p; }

ps.SetTriggerParticles(ParticleSystemTriggerEventType.Exit, exitList); }

if (inside) { List<ParticleSystem.Particle> insideList = new List<ParticleSystem.Particle>(); int numInside = ps.GetTriggerParticles(ParticleSystemTriggerEventType.Inside, insideList);

for (int i = 0; i < numInside; i++) { ParticleSystem.Particle p = insideList[i]; p.startColor = new Color32(0, 0, 255, 255); insideList[i] = p; }

ps.SetTriggerParticles(ParticleSystemTriggerEventType.Inside, insideList); }

if (outside) { List<ParticleSystem.Particle> outsideList = new List<ParticleSystem.Particle>(); int numOutside = ps.GetTriggerParticles(ParticleSystemTriggerEventType.Outside, outsideList);

for (int i = 0; i < numOutside; i++) { ParticleSystem.Particle p = outsideList[i]; p.startColor = new Color32(0, 255, 255, 255); outsideList[i] = p; }

ps.SetTriggerParticles(ParticleSystemTriggerEventType.Outside, outsideList); } } }

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