Initial Unity 6 scaffold for Cat Kirby Adventures.

Add Phase A greybox vertical slice: third-person movement, forest path, checkpoints, story triggers, and light ability gate.
2026-09-08 17:09:27 +08:00
commit 1c6c9b2a70
44 changed files with 2553 additions and 0 deletions
@@ -0,0 +1,73 @@
+using UnityEngine;
+using UnityEngine.InputSystem;
+
+namespace KirbyAdventures
+{
+    public class LightAbility : MonoBehaviour
+    {
+        public float Range = 18f;
+        public float Cooldown = 0.75f;
+        public Transform Origin;
+        public LayerMask HitMask = ~0;
+
+        float _nextReadyTime;
+        LineRenderer _line;
+        float _flashUntil;
+
+        void Awake()
+        {
+            _line = gameObject.AddComponent<LineRenderer>();
+            _line.positionCount = 2;
+            _line.startWidth = 0.08f;
+            _line.endWidth = 0.02f;
+            _line.material = new Material(Shader.Find("Sprites/Default"));
+            _line.startColor = new Color(1f, 0.95f, 0.6f, 1f);
+            _line.endColor = new Color(1f, 0.85f, 0.2f, 0.2f);
+            _line.enabled = false;
+        }
+
+        void Update()
+        {
+            if (GameFlow.Instance != null && (GameFlow.Instance.IsPaused || GameFlow.Instance.HasWon))
+                return;
+
+            if (_line.enabled && Time.time > _flashUntil)
+                _line.enabled = false;
+
+            bool unlocked = GameFlow.Instance == null || GameFlow.Instance.LightAbilityUnlocked;
+            if (!unlocked) return;
+            if (Time.time < _nextReadyTime) return;
+
+            var mouse = Mouse.current;
+            var kb = Keyboard.current;
+            bool fire = (mouse != null && mouse.leftButton.wasPressedThisFrame) ||
+                        (kb != null && kb.eKey.wasPressedThisFrame);
+            if (fire)
+                Fire();
+        }
+
+        void Fire()
+        {
+            _nextReadyTime = Time.time + Cooldown;
+
+            Transform origin = Origin != null ? Origin : transform;
+            Vector3 start = origin.position + Vector3.up * 1.0f;
+            Vector3 dir = origin.forward;
+            if (Camera.main != null)
+                dir = Camera.main.transform.forward;
+
+            Vector3 end = start + dir * Range;
+            if (Physics.Raycast(start, dir, out RaycastHit hit, Range, HitMask, QueryTriggerInteraction.Collide))
+            {
+                end = hit.point;
+                var reactive = hit.collider.GetComponentInParent<ILightReactive>();
+                reactive?.OnHitByLight(hit.point, dir);
+            }
+
+            _line.SetPosition(0, start);
+            _line.SetPosition(1, end);
+            _line.enabled = true;
+            _flashUntil = Time.time + 0.12f;
+        }
+    }
+}