using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public class ClickEffect : MonoBehaviour
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{
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/// <summary>
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/// 屏幕特效原始资源
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/// </summary>
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public GameObject fxSample;
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/// <summary>
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/// 屏幕特效的生命时长，超过后会进行缓存
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/// </summary>
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public float fxLifeTime = 1.0f;
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/// <summary>
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/// 屏幕特效的容器（父对象）
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/// </summary>
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public RectTransform fxContainer;
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/// <summary>
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/// 屏幕特效渲染使用的相机
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/// </summary>
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private Camera fxRenderCamera;
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private Queue<RecycleEffectc> pool = new Queue<RecycleEffectc>(20);
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private void Awake()
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{
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if (fxSample == null)
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{
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Debug.LogErrorFormat("没有找到屏幕特效");
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this.enabled = false;
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}
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else
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{
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fxSample.SetActive(false);
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}
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fxRenderCamera = GameObject.Find("UICamera").GetComponent<Camera>();
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}
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private void Update()
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{
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if (Application.isMobilePlatform)
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{
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Touch touch = Input.GetTouch(0);
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if (touch.phase == TouchPhase.Began)
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{
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PlayFX(touch.position);
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}
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// for (int i = 0; i < Input.touchCount; ++i)
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// {
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// }
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}
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else
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{
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if (Input.GetMouseButtonDown(0))
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{
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PlayFX(Input.mousePosition);
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}
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}
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}
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private void PlayFX(Vector2 tapPos)
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{
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if (Time.timeScale < 0.0001f) return;
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RecycleEffectc fx = CreateFX();
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RectTransform fxRectTrans = fx.gameObject.GetComponent<RectTransform>();
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Vector2 fxLocalPos;
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RectTransformUtility.ScreenPointToLocalPointInRectangle(fxContainer, tapPos, fxRenderCamera, out fxLocalPos);
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fxRectTrans.SetParent(fxContainer);
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fxRectTrans.anchoredPosition3D = fxLocalPos;
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//fxRectTrans.localScale = Vector3.one;
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fx.gameObject.SetActive(true);
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fx.StartPlay(fxLifeTime, RecycleFX);
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}
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private RecycleEffectc CreateFX()
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{
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RecycleEffectc newFX = null;
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if (pool.Count > 0)
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{
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newFX = pool.Dequeue();
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}
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else
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{
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GameObject go = Instantiate(fxSample);
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newFX = go.AddComponent<RecycleEffectc>();
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}
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return newFX;
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}
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private void RecycleFX(RecycleEffectc fx)
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{
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fx.gameObject.SetActive(false);
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pool.Enqueue(fx);
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}
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}
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