KNU_SpaceShooter/Assets/02_Scripts/PlayerController.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class PlayerController : MonoBehaviour
{
    private float h;
    private float v;

    public float moveSpeed = 5.0f;

    void Start()
    {

    }

    void Update()
    {
        h = Input.GetAxis("Horizontal"); // 1차원 연속값 -1.0 ~ 0.0 ~ +1.0
        v = Input.GetAxis("Vertical"); // -1.0f ~ 0.0f ~ +1.0f

        // 벡터의 덧셈연산 => 벡터의 정규화 (Vector Normalized)
        Vector3 moveDir = (Vector3.forward * v) + (Vector3.right * h);
        transform.Translate(moveDir.normalized * Time.deltaTime * moveSpeed);
    }
}

/*
    Vector3.forward = Vector3(0, 0, 1)
    Vector3.up      = Vector3(0, 1, 0)
    Vector3.right   = Vector3(1, 0, 0)

    Vector3.one     = Vector3(1, 1, 1)
    Vector3.zero    = Vector3(0, 0, 0)
*/


/*
    벡터의 덧셈연산

*/