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Playerに追従するカメラ

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Playerタグが付いているオブジェクトを追従するカメラ

最初にカメラとプレイヤーの位置の差分を計算しておき,プレイヤーとの位置を保ち続ける。


using UnityEngine;
using System.Collections;

public class CameraControl : MonoBehaviour {

    private GameObject player = null;
    private Vector3 offset = Vector3.zero;

    void Start () {
        player = GameObject.FindGameObjectWithTag("Player");
        offset = transform.position - player.transform.position;
    }

    void LateUpdate () {
        Vector3 newPosition = transform.position;
        newPosition.x = player.transform.position.x + offset.x;
        newPosition.y = player.transform.position.y + offset.y;
        newPosition.z = player.transform.position.z + offset.z;
        transform.position = newPosition;
    }
}

カメラの移動をスムーズにしたいときは,LateUpdate内の

transform.position = newPosition;

この部分をこのようにする。

transform.position = Vector3.Lerp(transform.position,newPosition,5.0f * Time.deltaTime);
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