79 lines
2.5 KiB
C#
79 lines
2.5 KiB
C#
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using UnityEngine;
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public class MousePosHandle : MonoBehaviour
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{
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#region <EFBFBD><EFBFBD><EFBFBD>б<EFBFBD><EFBFBD><EFBFBD>
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//------------------------------------------------------------------------------------
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//------------------------------------------------------------------------------------
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#endregion
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#region ˽<EFBFBD>б<EFBFBD><EFBFBD><EFBFBD>
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//------------------------------------------------------------------------------------
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private Transform dragGameObject;
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private Vector3 offset;
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private bool isPicking;
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private Vector3 targetScreenPoint;
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//------------------------------------------------------------------------------------
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#endregion
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#region <EFBFBD><EFBFBD><EFBFBD>з<EFBFBD><EFBFBD><EFBFBD>
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#endregion
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#region ˽<EFBFBD>з<EFBFBD><EFBFBD><EFBFBD>
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//------------------------------------------------------------------------------------
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private void Update()
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{
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if (Input.GetMouseButtonDown(0))
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{
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if (CheckGameObject())
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{
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offset = dragGameObject.transform.position - Camera.main.ScreenToWorldPoint(new Vector3(Input.mousePosition.x, Input.mousePosition.y, targetScreenPoint.z));
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}
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}
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if (isPicking)
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{
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//<2F><>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD>
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Vector3 curScreenPoint = new Vector3(Input.mousePosition.x, Input.mousePosition.y, targetScreenPoint.z);
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//<2F>ѵ<EFBFBD>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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Vector3 curWorldPoint = Camera.main.ScreenToWorldPoint(curScreenPoint);
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Vector3 targetPos = curWorldPoint + offset;
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dragGameObject.position = targetPos;
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}
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if (Input.GetMouseButtonUp(0))
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{
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isPicking = false;
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if (dragGameObject != null)
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{
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dragGameObject = null;
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}
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}
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}
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//------------------------------------------------------------------------------------
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/// <summary>
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/// <20><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>cbue
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/// </summary>
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/// <returns></returns>
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bool CheckGameObject()
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{
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Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
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RaycastHit hitInfo;
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if (Physics.Raycast(ray, out hitInfo, 1000f))
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{
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isPicking = true;
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//<2F>õ<EFBFBD><C3B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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dragGameObject = hitInfo.collider.gameObject.transform;
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targetScreenPoint = Camera.main.WorldToScreenPoint(dragGameObject.position);
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return true;
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}
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return false;
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}
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//------------------------------------------------------------------------------------
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#endregion
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}
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