上材质，有个新gameelement在basic主题包里记得改

Assets/ThemeBundles/Basic/Prefabs/Cube.prefab

@@ -11,7 +11,7 @@ GameObject:
   - component: {fileID: 8326979962366963383}
   - component: {fileID: 5066471978068241793}
   - component: {fileID: 4412636128543054888}
-  - component: {fileID: 4567346259325766961}
+  - component: {fileID: 3289815003423494910}
   m_Layer: 0
   m_Name: Cube
   m_TagString: Untagged
@@ -84,7 +84,7 @@ MeshRenderer:
   m_SortingLayer: 0
   m_SortingOrder: 0
   m_AdditionalVertexStreams: {fileID: 0}
---- !u!114 &4567346259325766961
+--- !u!114 &3289815003423494910
 MonoBehaviour:
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
@@ -93,7 +93,7 @@ MonoBehaviour:
   m_GameObject: {fileID: 8979559337900216953}
   m_Enabled: 1
   m_EditorHideFlags: 0
-  m_Script: {fileID: 11500000, guid: b73aa7982dc9e4261b2ff45db0112d48, type: 3}
+  m_Script: {fileID: 11500000, guid: a187146cbde41384fbdf7abcb0129f83, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
   serializationData:
@@ -132,3 +132,8 @@ MonoBehaviour:
   themeBundleName: 
   objectName: 
   isStatic: 0
+  shadowRenderer: {fileID: 4412636128543054888}
+  shadowThreshold: 0
+  shadowSmoothness: 0.1
+  useWorldLight: 0
+  fakeLightDir: {x: 0.5, y: 1, z: 0.5}