[英]Move a player along Y axis using touch location
當屏幕被輕按時,我試圖將播放器移動到屏幕所輕按的位置,但僅沿Y軸移動。 我已經試過了:
Vector2 touchPosition;
[SerializeField] float speed = 1f;
void Update() {
for (var i = 0; i < Input.touchCount; i++) {
if (Input.GetTouch(i).phase == TouchPhase.Began) {
// assign new position to where finger was pressed
transform.position = new Vector3 (transform.position.x, Input.GetTouch(i).position.y, transform.position.z);
}
}
}
但是玩家消失而不是移動。 我究竟做錯了什么?
您需要將觸摸位置從屏幕轉換為世界。 這很容易做到,我將這個快速腳本組合在一起,希望對您有所幫助:
using UnityEngine;
using System.Collections;
public class TouchSomething : MonoBehaviour
{
public GameObject thingToMove;
public float smooth = 2;
private Vector3 _endPosition;
private Vector3 _startPosition;
private void Awake()
{
_startPosition = thingToMove.transform.position;
}
private void Update()
{
if(Application.platform == RuntimePlatform.Android || Application.platform == RuntimePlatform.IPhonePlayer)
{
_endPosition = HandleTouchInput();
}
else
{
_endPosition = HandleMouseInput();
}
thingToMove.transform.position = Vector3.Lerp(thingToMove.transform.position, new Vector3(_endPosition.x, _endPosition.y, 0), Time.deltaTime * smooth);
}
private Vector3 HandleTouchInput()
{
for (var i = 0; i < Input.touchCount; i++)
{
if (Input.GetTouch(i).phase == TouchPhase.Began)
{
var screenPosition = Input.GetTouch(i).position;
_startPosition = Camera.main.ScreenToWorldPoint(screenPosition);
}
}
return _startPosition;
}
private Vector3 HandleMouseInput()
{
if(Input.GetMouseButtonDown(0))
{
var screenPosition = Input.mousePosition;
_startPosition = Camera.main.ScreenToWorldPoint(screenPosition);
}
return _startPosition;
}
}
這也使您也可以在編輯器中進行測試。
我希望這有幫助。
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