faet(fallDamage): 实现玩家的摔落伤害

Assets/Script/Gameplay/Player/PlayerMoveController.cs

@@ -29,6 +29,11 @@ namespace Script.Gameplay.Player
         private Vector3 velocity;
         private bool isGrounded;
         private IInputManager inputManager;
+        
+        private float lastGroundY;
+        private bool wasGroundedLastFrame;
+        [Tooltip("从高处落下时的伤害阈值（米）")]
+        [SerializeField] private float fallDamageThreshold = 3f; //伤害阈值
 
         private void Awake()
         {
@@ -46,6 +51,32 @@ namespace Script.Gameplay.Player
 
         private void Update()
         {
+            // 地面检测
+            bool isCurrentlyGrounded = groundCheck != null
+                ? Physics.CheckSphere(groundCheck.position, groundDistance, groundMask)
+                : characterController.isGrounded;
+
+            // 记录离开地面时的高度
+            if (wasGroundedLastFrame && !isCurrentlyGrounded)
+            {
+                lastGroundY = transform.position.y;
+            }
+
+            // 落地检测
+            if (!wasGroundedLastFrame && isCurrentlyGrounded)
+            {
+                float fallHeight = lastGroundY - transform.position.y;
+                if (fallHeight > fallDamageThreshold) // 3米为伤害阈值，可调整
+                {
+                    int damage = Mathf.RoundToInt((fallHeight - 3f) * 10); // 每超出1米伤害10点
+                    var playerController = GetComponent<PlayerController>();
+                    if (playerController != null)
+                        playerController.TakeDamage(damage);
+                }
+            }
+
+            wasGroundedLastFrame = isCurrentlyGrounded;
+            
             // 地面检测
             if (groundCheck != null)
                 isGrounded = Physics.CheckSphere(groundCheck.position, groundDistance, groundMask);