using System.Collections; using System.Collections.Generic; using UnityEngine; using UnityEngine.UI;public class UImovePlusSample : MonoBehaviour {/// <summary>/// 3D物體/// </summary>public Transform rectBloodPos;public bool actived = false;public int btnpos;private float distance;public bool started = false;public void Start(){//開始時創建對應2d圖標。rectBloodPos.GetComponent<Button>().onClick.AddListener(SetActiveBool);rectBloodPos.transform.GetChild(0).GetComponent<Button>().onClick.AddListener(SetInActiveBool);if (gameObject.tag == "Replay"){Destroy(rectBloodPos.transform.GetChild(0).gameObject);}//---distance = Vector3.Distance(rectBloodPos.transform.position, Camera.main.transform.position);//---Text[] relist = rectBloodPos.GetComponentsInChildren<Text>(true);for (int i = 0; i < relist.Length; i++){if(relist[i].transform.parent.name=="Image")relist[i].text = gameObject.name;} }public bool IsInView(Vector3 worldPos){Transform camTransform = Camera.main.transform;Vector2 viewPos = Camera.main.WorldToViewportPoint(worldPos);Vector3 dir = (worldPos - camTransform.position).normalized;float dot = Vector3.Dot(camTransform.forward, dir);//判斷物體是否在相機前面if (dot > 0 && viewPos.x >= 0 && viewPos.x <= 1 && viewPos.y >= 0 && viewPos.y <= 1)return true;elsereturn false;}void Update(){Vector2 vec2 = Camera.main.WorldToScreenPoint(this.gameObject.transform.position);if (IsInView(transform.position)) {if(!rectBloodPos.gameObject.activeInHierarchy)rectBloodPos.gameObject.SetActive (true);//rectBloodPos.anchoredPosition = new Vector2(vec2.x - Screen.width / 2 + 0, vec2.y - Screen.height / 2 + 0);float newDistance = distance / Vector3.Distance(rectBloodPos.position, Camera.main.transform.position);rectBloodPos.GetComponent<Image>().rectTransform.position = vec2;//位置 //if(rectBloodPos.GetComponent<Image>().rectTransform.localScale.x<3) // rectBloodPos.GetComponent<Image>().rectTransform.localScale = Vector3.one * newDistance*1.5f;if (started){if ((Vector3.Distance(transform.position, Camera.main.transform.position) < 3.5)){actived = true;}else{actived = false;}}//if( rectBloodPos.childCount>0)rectBloodPos.GetChild(0).gameObject.SetActive(actived);}elserectBloodPos.gameObject.SetActive (false);}public void SetActiveBool(){actived = true;}public void SetInActiveBool(){started = false;actived = false;}private void OnMouseDown(){SetActiveBool();}}

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