[랜덤 타워 디펜스] Day 9 버프/디버프 시스템

오늘의 목표

1. 증강 시스템 추가
2. 임시 보스 몬스터 추가
3. 버프/디버프 시스템 적용

특정 패턴(보스 잡기)등이 끝난 후 증강을 고를 수 있는 카드를 출력하고 선택하게 하는 기능을 구현하였습니다.

using UnityEngine;
 
public class AugmentSystem : MonoBehaviour
{
    [Header("UI")]
    [SerializeField] private AugmentChoiceUI augmentUI;
 
    [Header("Pool")]
    [SerializeField] private AugmentSO[] augmentPool;
 
    public bool IsChoosing { get; private set; }
 
    private readonly AugmentSO[] _offered = new AugmentSO[3];
    private System.Action _onChoiceComplete;
 
    // 누적값 (런 동안 유지)
    private float _towerDamageMul = 1f;
    private float _towerAttackSpeedMul = 1f;
    private float _towerRangeAdd = 0f;
 
    private float _enemySpeedMul = 1f;
    private float _enemyHpMul = 1f;
 
    public float TowerDamageMul => _towerDamageMul;
    public float TowerAttackSpeedMul => _towerAttackSpeedMul;
    public float TowerRangeAdd => _towerRangeAdd;
 
    public float EnemySpeedMul => _enemySpeedMul;
    public float EnemyHpMul => _enemyHpMul;
    
    public void BeginChoice(System.Action onChoiceComplete)
    {
        if (IsChoosing)
            return;
 
        if (augmentUI == null)
        {
            Debug.LogWarning("[AugmentSystem] augmentUI is null. Skip choice.");
            onChoiceComplete?.Invoke();
            return;
        }
 
        IsChoosing = true;
        _onChoiceComplete = onChoiceComplete;
 
        RollOptions(_offered);
 
        Time.timeScale = 0f;
        augmentUI.Show(_offered, OnPicked);
    }
 
    private void OnPicked(AugmentSO picked)
    {
        if (!IsChoosing)
            return;
 
        if (picked != null)
        {
            ApplyAugment(picked);
            RefreshAllTowers();
        }
 
        if (augmentUI != null)
            augmentUI.Hide();
 
        Time.timeScale = 1f;
 
        IsChoosing = false;
 
        var cb = _onChoiceComplete;
        _onChoiceComplete = null;
        cb?.Invoke();
    }
    
    private void RefreshAllTowers()
    {
        TowerBase[] towers = FindObjectsOfType<TowerBase>();
        for (int i = 0; i < towers.Length; i++)
        {
            if (towers[i] != null)
                towers[i].RefreshStats();
        }
    }
 
    private void RollOptions(AugmentSO[] outArr)
    {
        for (int i = 0; i < outArr.Length; i++)
            outArr[i] = null;
 
        if (augmentPool == null || augmentPool.Length == 0)
            return;
 
        int filled = 0;
        int safety = 0;
 
        while (filled < outArr.Length && safety < 200)
        {
            safety++;
            AugmentSO pick = augmentPool[Random.Range(0, augmentPool.Length)];
            if (pick == null) continue;
 
            bool dup = false;
            for (int j = 0; j < filled; j++)
            {
                if (outArr[j] == pick) { dup = true; break; }
            }
            if (dup) continue;
 
            outArr[filled] = pick;
            filled++;
        }
    }
 
    private void ApplyAugment(AugmentSO a)
    {
        if (a == null) return;
 
        // 타워 버프
        if (a.target == AugmentTarget.Tower)
        {
            switch (a.type)
            {
                case AugmentType.TowerDamageMul:
                    _towerDamageMul *= a.value;
                    break;
 
                case AugmentType.TowerAttackSpeedMul:
                    _towerAttackSpeedMul *= a.value;
                    break;
 
                case AugmentType.TowerRangeAdd:
                    _towerRangeAdd += a.value;
                    break;
            }
            return;
        }
 
        // 적 디버프
        if (a.target == AugmentTarget.Enemy)
        {
            switch (a.type)
            {
                case AugmentType.EnemySpeedMul:
                    _enemySpeedMul *= a.value;
                    break;
 
                case AugmentType.EnemyHpMul:
                    _enemyHpMul *= a.value;
                    break;
            }
        }
    }
}
 

using UnityEngine;
 
public enum AugmentTarget
{
    Tower,
    Enemy
}
 
public enum AugmentType
{
    // Tower buffs
    TowerDamageMul,
    TowerAttackSpeedMul,
    TowerRangeAdd,
 
    // Enemy debuffs
    EnemySpeedMul,
    EnemyHpMul
}
 
[CreateAssetMenu(menuName = "RTD/Augment/Augment", fileName = "Augment_")]
public class AugmentSO : ScriptableObject
{
    public string augmentId;
    public string title;
    [TextArea] public string desc;
 
    public AugmentTarget target;
    public AugmentType type;
 
    public float value = 1f;
}

 

선택 된 증강에 따라 타워 혹은 몬스터들에게 버프/디버프 값을 적용합니다.

 

선택 된 증강에 해당하는 값을 AugmentSystem에 누적하여 저장하고

GameManager를 통하여 타워와 몬스터들에게 적용합니다.