diff --git a/inc/hgl/graph/VKPipeline.h b/inc/hgl/graph/VKPipeline.h
index 6e1b7619..7cc525bb 100644
--- a/inc/hgl/graph/VKPipeline.h
+++ b/inc/hgl/graph/VKPipeline.h
@@ -13,6 +13,8 @@ class Pipeline
     AnsiString name;
 
     VkPipeline pipeline;
+
+    const VIL *vil;
     PipelineData *data;
 
     bool alpha_test;
@@ -22,12 +24,13 @@ private:
 
     friend class RenderPass;
 
-    Pipeline(const AnsiString &n,VkDevice dev,VkPipeline p,PipelineData *pd)
+    Pipeline(const AnsiString &n,VkDevice dev,VkPipeline p,const VIL *v,PipelineData *pd)
     {
         name=n;
 
         device=dev;
         pipeline=p;
+        vil=v;
         data=pd;
 
         alpha_test=false;
@@ -42,6 +45,7 @@ public:
 
     operator VkPipeline(){return pipeline;}
 
+    const VIL *GetVIL()const{return vil;}
     const PipelineData *GetData()const{return data;}
 
     const bool IsAlphaTest()const{return data->alpha_test>0;}
diff --git a/src/SceneGraph/Vulkan/VKRenderPass.cpp b/src/SceneGraph/Vulkan/VKRenderPass.cpp
index 992ee840..8f03fe29 100644
--- a/src/SceneGraph/Vulkan/VKRenderPass.cpp
+++ b/src/SceneGraph/Vulkan/VKRenderPass.cpp
@@ -53,10 +53,9 @@ Pipeline *RenderPass::CreatePipeline(const AnsiString &name,PipelineData *pd,con
         return(nullptr);
     }
 
-    return(new Pipeline(name,device,graphicsPipeline,pd));
+    return(new Pipeline(name,device,graphicsPipeline,vil,pd));
 }
 
-
 Pipeline *RenderPass::CreatePipeline(Material *mtl,const VIL *vil,const PipelineData *cpd,const Prim &prim,const bool prim_restart)
 {
     PipelineData *pd=new PipelineData(cpd);
diff --git a/src/SceneGraph/Vulkan/VKRenderable.cpp b/src/SceneGraph/Vulkan/VKRenderable.cpp
index eea25dea..b0df83b7 100644
--- a/src/SceneGraph/Vulkan/VKRenderable.cpp
+++ b/src/SceneGraph/Vulkan/VKRenderable.cpp
@@ -60,6 +60,10 @@ Renderable *CreateRenderable(Primitive *prim,MaterialInstance *mi,Pipeline *p)
     if(!prim||!mi||!p)return(nullptr);
 
     const VIL *vil=mi->GetVIL();
+
+    if(vil->Comp(p->GetVIL()))
+        return(nullptr);
+
     const uint32_t input_count=vil->GetVertexAttribCount(VertexInputGroup::Basic);       //不统计Bone/LocalToWorld组的
     const UTF8String &mtl_name=mi->GetMaterial()->GetName();