diff --git a/CMCore b/CMCore
index 14ae93e9..09d77726 160000
--- a/CMCore
+++ b/CMCore
@@ -1 +1 @@
-Subproject commit 14ae93e9096b37dd832cee1903f9ae546b033b59
+Subproject commit 09d777261f4249ccdba5bef44d794742f4e3237a
diff --git a/example/Gizmo/Gizmo3DRotate.cpp b/example/Gizmo/Gizmo3DRotate.cpp
index d3655e46..25dd3020 100644
--- a/example/Gizmo/Gizmo3DRotate.cpp
+++ b/example/Gizmo/Gizmo3DRotate.cpp
@@ -1,6 +1,5 @@
 #include"GizmoResource.h"
 #include<hgl/graph/VKRenderResource.h>
-#include<hgl/graph/InlineGeometry.h>
 #include<hgl/graph/TransformFaceToCamera.h>
 
 VK_NAMESPACE_BEGIN
@@ -31,9 +30,9 @@ bool InitGizmoRotateStaticMesh()
         GetGizmoRenderable(GizmoShape::Torus,GizmoColor::White),
     };
 
-    for(int i=0;i<4;i++)
+    for(auto *r:torus)
     {
-        if(!torus[i])
+        if(!r)
             return(false);
     }
 
diff --git a/inc/hgl/graph/ShadowPolicy.h b/inc/hgl/graph/ShadowPolicy.h
index a8cbaaf9..72ea4aca 100644
--- a/inc/hgl/graph/ShadowPolicy.h
+++ b/inc/hgl/graph/ShadowPolicy.h
@@ -30,13 +30,14 @@ namespace hgl
 
             Global,                         ///<使用全局动态阴影
 
+            PerObject,                      ///<独立对象阴影(就是每个物件独立走普通shadowmap得到一张深度图，缓存到硬盘)
+
             Plane,                          ///<压片阴影(极少三角面的片状物体专用)
-            RTDF,                           ///<距离场动态阴影(静态物体专用)
-            Capsule,                        ///<胶囊体动态阴影(骨骼动画专用)
+            Capsule,                        ///<胶囊体阴影(一般用于骨骼动画模型阴影，每根骨骼一个胶囊)
+            Cube,                           ///<立方体阴影(一般用于一些建筑物，比如楼房直接使用一个Cube做Raymarch)
+            MeshSDF,                        ///<模型3D距离场阴影
 
-            ShadowVolume,                   ///<体积阴影(超规则类物体专用，如房子)
-
-            ENUM_CLASS_RANGE(None,ShadowVolume)
+            ENUM_CLASS_RANGE(None,MeshSDF)
         };
     }//namespace graph
 }//namespace hgl
diff --git a/inc/hgl/graph/StaticMesh.h b/inc/hgl/graph/StaticMesh.h
index 0e8174ae..17d4f8f6 100644
--- a/inc/hgl/graph/StaticMesh.h
+++ b/inc/hgl/graph/StaticMesh.h
@@ -1,6 +1,7 @@
 #pragma once
 
 #include<hgl/graph/VKNamespace.h>
+#include<hgl/graph/StaticMeshLODPolicy.h>
 #include<hgl/graph/ShadowPolicy.h>
 
 VK_NAMESPACE_BEGIN
@@ -11,6 +12,8 @@ class StaticMesh
 {
 protected:
 
+    StaticMeshLODPolicy lod_policy;                                             ///<LOD策略
+
     SceneNode *root_node;
 
     StaticMesh *shadow_proxy_static_mesh;                                       ///<阴影代理静态网格
@@ -20,7 +23,12 @@ protected:
 
     bool two_side;                                                              ///<双面渲染
 
-    ObjectDynamicShadowPolicy dynamic_shadow_policy;                            ///<动态阴影策略(推荐项,最终可被取代)
+    ObjectDynamicShadowPolicy recommend_dynamic_shadow_policy;                  ///<动态阴影策略(推荐项,最终可被取代)
+
+public:
+
+    const StaticMeshLODPolicy       GetLODPolicy()const { return lod_policy; }                                          ///<取得LOD策略
+    const ObjectDynamicShadowPolicy GetRecommendDynamicShadowPolicy()const { return recommend_dynamic_shadow_policy; }  ///<取得推荐的动态阴影策略
 
 public:
 
@@ -33,5 +41,6 @@ public:
 
     SceneNode *GetShadowNode() { return shadow_proxy_static_mesh?shadow_proxy_static_mesh->GetScene():root_node; }      ///<取得阴影渲染节点
     SceneNode *GetPhysicNode() { return physic_proxy_static_mesh?physic_proxy_static_mesh->GetScene():root_node; }      ///<取得物理渲染节点
+
 };//class StaticMesh
 VK_NAMESPACE_END
diff --git a/inc/hgl/graph/StaticMeshLODPolicy.h b/inc/hgl/graph/StaticMeshLODPolicy.h
new file mode 100644
index 00000000..31d60d8f
--- /dev/null
+++ b/inc/hgl/graph/StaticMeshLODPolicy.h
@@ -0,0 +1,30 @@
+#pragma once
+
+#include<hgl/graph/VKNamespace.h>
+#include<hgl/TypeFunc.h>
+
+VK_NAMESPACE_BEGIN
+
+/**
+ * 静态模型LOD策略
+ */
+enum class StaticMeshLODPolicy:uint8
+{
+    None=0,                                                                     ///<无LOD
+
+    DiscardDetail,                                                              ///<丢弃细节
+
+    AnotherMesh,                                                                ///<另一个模型
+
+    Billboard,                                                                  ///<广告牌
+
+    //Voxel,                                                                      ///<体素
+
+    //MeshSDF,                                                                    ///<网格SDF
+
+    //MeshCard,                                                                   ///<网格卡片
+
+    ENUM_CLASS_RANGE(None,Billboard)
+};//enum class StaticMeshLODPolicy
+
+VK_NAMESPACE_END
diff --git a/src/SceneGraph/CMakeLists.txt b/src/SceneGraph/CMakeLists.txt
index c21015b1..8c4412c7 100644
--- a/src/SceneGraph/CMakeLists.txt
+++ b/src/SceneGraph/CMakeLists.txt
@@ -36,7 +36,8 @@ SET(GEOMETRY_FILES  ${SG_INCLUDE_PATH}/InlineGeometry.h
 
 SOURCE_GROUP("Geometry" FILES ${GEOMETRY_FILES})
 
-SET(LIGHT_FILES ${SG_INCLUDE_PATH}/Light.h)
+SET(LIGHT_FILES ${SG_INCLUDE_PATH}/Light.h
+                ${SG_INCLUDE_PATH}/ShadowPolicy.h)
 
 source_group("Light" FILES ${LIGHT_FILES})
 
@@ -63,7 +64,9 @@ SET(SCENE_GRAPH_SOURCE  RenderList.cpp
 
 SOURCE_GROUP("Scene Graph" FILES ${SCENE_GRAPH_HEADER} ${SCENE_GRAPH_SOURCE})
 
-SET(STATIC_MESH_HEADER_FILES   ${SG_INCLUDE_PATH}/StaticMesh.h)
+SET(STATIC_MESH_HEADER_FILES    ${SG_INCLUDE_PATH}/StaticMesh.h
+                                ${SG_INCLUDE_PATH}/StaticMeshLODPolicy.h)
+
 SET(STATIC_MESH_SOURCE_FILES   StaticMesh.cpp)
 
 SOURCE_GROUP("Scene Graph\\Static Mesh" FILES ${STATIC_MESH_HEADER_FILES} ${STATIC_MESH_SOURCE_FILES})