多轮审查和修复

Assets/Scripts/Combat/ArcProjectile.cs

@@ -0,0 +1,27 @@
+using UnityEngine;
+
+namespace BaseGames.Combat
+{
+    /// <summary>
+    /// 抛物线抛射物。以 <see cref="ProjectileConfigSO.LaunchAngleDeg"/> 指定抛射角，
+    /// 并启用重力缩放，使子弹呈弧线飞行。
+    /// </summary>
+    public class ArcProjectile : Projectile
+    {
+        protected override void OnInitialized()
+        {
+            float rad  = _config.LaunchAngleDeg * Mathf.Deg2Rad;
+            float vX   = Mathf.Cos(rad) * _config.Speed * Mathf.Sign(Direction.x == 0f ? 1f : Direction.x);
+            float vY   = Mathf.Sin(rad) * _config.Speed;
+
+            _rb.velocity     = new Vector2(vX, vY);
+            _rb.gravityScale = _config.GravityScale;
+        }
+
+        protected override void OnDisable()
+        {
+            base.OnDisable();
+            _rb.gravityScale = 0f;
+        }
+    }
+}