육지도착

Assets/02_Scripts/Cave/RaftDamageReceiver.cs

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+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.XR;
+
+public class RaftDamageReceiver : MonoBehaviour
+{
+    [Header("References")]
+    [SerializeField] private RaftHealth raftHealth;
+
+    [Header("Damage Cooldown")]
+    [SerializeField] private float sameObstacleDamageCooldown = 1.0f;
+    [SerializeField] private float globalDamageCooldown = 0.2f;
+
+    [Header("Haptic Feedback")]
+    [SerializeField] private bool useHapticFeedback = true;
+
+    [Range(0f, 1f)]
+    [SerializeField] private float hapticAmplitude = 0.6f;
+
+    [SerializeField] private float hapticDuration = 0.15f;
+
+    [Tooltip("체력 데미지 수치에 따라 햅틱 세기를 살짝 키웁니다.")]
+    [SerializeField] private bool scaleHapticByDamage = true;
+
+    [Header("Debug")]
+    [SerializeField] private bool showDebugLog = true;
+
+    private readonly Dictionary<DamageObstacle, float> lastDamageTimeByObstacle = new();
+    private float lastGlobalDamageTime = -999f;
+
+    private readonly List<InputDevice> hapticDevices = new();
+
+    private void Awake()
+    {
+        if (raftHealth == null)
+        {
+            raftHealth = GetComponentInParent<RaftHealth>();
+        }
+
+        if (raftHealth == null)
+        {
+            raftHealth = FindFirstObjectByType<RaftHealth>();
+        }
+    }
+
+    private void OnTriggerEnter(Collider other)
+    {
+        TryDamage(other);
+    }
+
+    private void OnTriggerStay(Collider other)
+    {
+        TryDamage(other);
+    }
+
+    private void TryDamage(Collider other)
+    {
+        if (raftHealth == null)
+        {
+            if (showDebugLog)
+                Debug.LogWarning("[RaftDamageReceiver] RaftHealth가 연결되지 않았습니다.", this);
+
+            return;
+        }
+
+        DamageObstacle obstacle = other.GetComponentInParent<DamageObstacle>();
+
+        if (obstacle == null)
+            return;
+
+        if (!obstacle.CanDamage)
+            return;
+
+        if (raftHealth.IsDead)
+            return;
+
+        float now = Time.time;
+
+        if (now < lastGlobalDamageTime + globalDamageCooldown)
+            return;
+
+        if (lastDamageTimeByObstacle.TryGetValue(obstacle, out float lastObstacleTime))
+        {
+            if (now < lastObstacleTime + sameObstacleDamageCooldown)
+                return;
+        }
+
+        int damage = obstacle.Damage;
+
+        if (damage <= 0)
+            return;
+
+        raftHealth.TakeDamage(damage);
+
+        lastGlobalDamageTime = now;
+        lastDamageTimeByObstacle[obstacle] = now;
+
+        PlayHaptic(damage);
+
+        if (showDebugLog)
+        {
+            Debug.Log($"[RaftDamageReceiver] {obstacle.name} 충돌. 데미지: {damage}");
+        }
+    }
+
+    private void PlayHaptic(int damage)
+    {
+        if (!useHapticFeedback)
+            return;
+
+        float amplitude = hapticAmplitude;
+
+        if (scaleHapticByDamage)
+        {
+            // 10 데미지 = 기본값, 15 이상 = 조금 더 강하게
+            float damageScale = Mathf.Clamp(damage / 10f, 1f, 1.5f);
+            amplitude *= damageScale;
+        }
+
+        amplitude = Mathf.Clamp01(amplitude);
+
+        SendHapticToDevice(XRNode.LeftHand, amplitude, hapticDuration);
+        SendHapticToDevice(XRNode.RightHand, amplitude, hapticDuration);
+    }
+
+    private void SendHapticToDevice(XRNode node, float amplitude, float duration)
+    {
+        InputDevice device = InputDevices.GetDeviceAtXRNode(node);
+
+        if (!device.isValid)
+        {
+            if (showDebugLog)
+                Debug.Log($"[RaftDamageReceiver] {node} 컨트롤러를 찾지 못했습니다.");
+
+            return;
+        }
+
+        if (!device.TryGetHapticCapabilities(out HapticCapabilities capabilities))
+        {
+            if (showDebugLog)
+                Debug.Log($"[RaftDamageReceiver] {node} 햅틱 기능을 확인할 수 없습니다.");
+
+            return;
+        }
+
+        if (!capabilities.supportsImpulse)
+        {
+            if (showDebugLog)
+                Debug.Log($"[RaftDamageReceiver] {node} 컨트롤러가 impulse 햅틱을 지원하지 않습니다.");
+
+            return;
+        }
+
+        device.SendHapticImpulse(0u, amplitude, duration);
+    }
+}