L1.md

2021 해유 신입생 유니티 스터디

2021/04/23

https://www.youtube.com/watch?v=j48LtUkZRjU&list=PLPV2KyIb3jR5QFsefuO2RlAgWEz6EvVi6&index=1
https://www.youtube.com/watch?v=IlKaB1etrik&list=PLPV2KyIb3jR5QFsefuO2RlAgWEz6EvVi6&index=2
https://www.youtube.com/watch?v=9ZEu_I-ido4&list=PLPV2KyIb3jR5QFsefuO2RlAgWEz6EvVi6&index=3
https://www.youtube.com/watch?v=Au8oX5pu5u4&list=PLPV2KyIb3jR5QFsefuO2RlAgWEz6EvVi6&index=4
https://www.youtube.com/watch?v=HVB6UVcb3f8&list=PLPV2KyIb3jR5QFsefuO2RlAgWEz6EvVi6&index=5
https://www.youtube.com/watch?v=gAB64vfbrhI&list=PLPV2KyIb3jR5QFsefuO2RlAgWEz6EvVi6&index=6

기본적인 유니티 기능들에 대해서 튜토리얼들 따라하기

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2021/05/02

https://www.youtube.com/watch?v=on9nwbZngyw&list=PLPV2KyIb3jR5QFsefuO2RlAgWEz6EvVi6&index=34
https://www.youtube.com/watch?v=dwcT-Dch0bA&list=PLPV2KyIb3jR5QFsefuO2RlAgWEz6EvVi6&index=35
https://www.youtube.com/watch?v=2jTY11Am0Ig&list=PLPV2KyIb3jR5QFsefuO2RlAgWEz6EvVi6&index=37

기본적인 2D게임 만들기

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2021/05/09


https://www.youtube.com/watch?v=rhoQd6IAtDo
https://www.youtube.com/watch?v=jvtFUfJ6CP8

지금까지 배운것들 종합해서 순찰하다가 player를 발견하면 따라오는 enemy 만들기

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2021/05/22 원인식 씨의 코드

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

using Pathfinding;

public class EnemyFollow : MonoBehaviour
{

    public Transform position1;
    public Transform position2;
    public Transform player;

    public float nextWaypointDistance = 3f;

    IGameManager gameManager;
    Rigidbody rb;

    Path path;
    int currentWaypoint = 0;

    bool catchedPlayer = false;
    bool reachedTarget = false;

    Seeker seeker;
    Transform target;

    // Start is called before the first frame update
    void Start()
    {
        var gameManagerObject = GameObject.FindGameObjectWithTag("GameManager") ?? throw new NullReferenceException("cannot find the GameObject tagged 'GameManager'");

        gameManager = gameManagerObject.GetComponent<IGameManager>() ?? throw new NullReferenceException("cannot find the Component whose type is 'IGameManager'");
        rb = GetComponent<Rigidbody>();
        seeker = GetComponent<Seeker>();

        UpdateTarget();

        InvokeRepeating(nameof(UpdatePath), 0f, 0.5f);
    }

    void UpdatePath()
    {
        if (seeker.IsDone())
            seeker.StartPath(rb.position, target.position, OnPathComplete);
    }

    void OnPathComplete(Path p)
    {
        if(!p.error)
        {
            path = p;
            currentWaypoint = 0;
        }
    }

    // Update is called once per frame
    void Update()
    {
        if (path == null) return;

        if (UpdateTarget())
        {
            Debug.Log("Change Target");
            UpdatePath();
            return;
        }
        
        if (currentWaypoint >= path.vectorPath.Count)
        {
            Debug.Log("Reach End of Path");
            return;
        }

        Vector3 direction = (path.vectorPath[currentWaypoint] - rb.position).normalized;
        Vector3 deltaPostion = direction * gameManager.EnemySpeed * Time.deltaTime;

        deltaPostion.y = 0;

        rb.MovePosition(rb.position + deltaPostion);

        float distance = Vector3.Distance(rb.position, path.vectorPath[currentWaypoint]);

        if (distance < nextWaypointDistance)
        {
            currentWaypoint++;
        }
    }

    bool UpdateTarget()
    {

        if (Vector3.Distance(rb.position, player.position) < gameManager.SensingDistance)
        {
            if (target == player) return false;

            target = player;
            return true;
        }
        else
        {
            if (target == player) target = null;
        }

        if (target == null)
        {
            if (Vector3.Distance(rb.position, position1.position) > Vector3.Distance(rb.position, position2.position))
                target = position1;            
            else
                target = position2;            
        }

        if (Vector3.Distance(rb.position, target.position) < nextWaypointDistance)
        {
            if (reachedTarget) return false;

            if (target == player) 
                catchedPlayer = true;
            else if (target == position1)
                target = position2;
            else
                target = position1;

            reachedTarget = true;

            return true;
        }
        else
        {
            reachedTarget = false;
        }

        return false;
    }
}

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2021/05/23

https://www.youtube.com/watch?v=XOjd_qU2Ido&t=2s

유니티 기능들로 세이브 로드 만들기

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