单向平台

Assets/_Game/Scripts/Editor/Scene/SceneObjectPlacerTool.cs

@@ -95,7 +95,9 @@ namespace BaseGames.Editor
             Transform groundCheckT = GetOrCreateChild(root.transform, "GroundCheck");
             groundCheckT.localPosition = new Vector3(0f, -0.75f, 0f);
             AssignReference(playerMovement, "_groundCheck", groundCheckT, report);
-            AssignLayerMask(playerMovement, "_groundLayer", "Platform", report);
+            AssignLayerMask(playerMovement, "_groundLayer",
+                new[] { "Platform", "OneWayPlatform", "MovingOneWayPlatform", "MidHeightOneWayPlatform" },
+                report);
 
             // ── SkillHitBox_Slot 子节点（技能 HitBox 实例化挂点）────────────────
             Transform skillSocketT = GetOrCreateChild(root.transform, "SkillHitBox_Slot");
@@ -1001,6 +1003,31 @@ namespace BaseGames.Editor
             so.ApplyModifiedPropertiesWithoutUndo();
         }
 
+        /// <summary>将多个 Layer 名称合并为一个 LayerMask 并写入 SerializedProperty。</summary>
+        private static void AssignLayerMask(Object target, string propName, string[] layerNames, List<string> report)
+        {
+            int mask = 0;
+            foreach (var name in layerNames)
+            {
+                int layer = LayerMask.NameToLayer(name);
+                if (layer == -1)
+                    report.Add($"Layer '{name}' 不存在，已跳过（{target.GetType().Name}.{propName}）。");
+                else
+                    mask |= 1 << layer;
+            }
+            if (mask == 0) return;
+
+            var so = new SerializedObject(target);
+            var sp = so.FindProperty(propName);
+            if (sp == null)
+            {
+                report.Add($"{target.GetType().Name}.{propName} 字段不存在，跳过 LayerMask 赋值。");
+                return;
+            }
+            sp.intValue = mask;
+            so.ApplyModifiedPropertiesWithoutUndo();
+        }
+
         private static void AssignInt(Object target, string propName, int value)
         {
             var so = new SerializedObject(target);