diff --git a/example/Vulkan/main.cpp b/example/Vulkan/main.cpp
index 8a673ce6..f227ddc4 100644
--- a/example/Vulkan/main.cpp
+++ b/example/Vulkan/main.cpp
@@ -7,7 +7,7 @@
 using namespace hgl;
 using namespace hgl::graph;
 
-void SaveToJSON(const OSString &filename,const VkGraphicsPipelineCreateInfo *info);
+bool SaveToFile(const OSString &filename,const VkGraphicsPipelineCreateInfo *info);
 
 constexpr uint32_t SCREEN_WIDTH=128;
 constexpr uint32_t SCREEN_HEIGHT=128;
@@ -102,18 +102,25 @@ private:
 
     bool InitPipeline()
     {
-        vulkan::PipelineCreater *
-        pipeline_creater=new vulkan::PipelineCreater(device,material,device->GetRenderPass());
-        pipeline_creater->SetDepthTest(false);
-        pipeline_creater->SetDepthWrite(false);
-        pipeline_creater->CloseCullFace();
-        pipeline_creater->Set(PRIM_TRIANGLES);
+        constexpr os_char PIPELINE_FILENAME[]=OS_TEXT("2DSolid.pipeline");
+
+        //vulkan::PipelineCreater *pipeline_creater=new vulkan::PipelineCreater(device,material,device->GetRenderPass());
+        //pipeline_creater->SetDepthTest(false);
+        //pipeline_creater->SetDepthWrite(false);
+        //pipeline_creater->CloseCullFace();
+        //pipeline_creater->Set(PRIM_TRIANGLES);
+
+        vulkan::PipelineCreater *pipeline_creater=new vulkan::PipelineCreater(device,material,device->GetRenderPass());
 
         pipeline=pipeline_creater->Create();
 
-        SaveToJSON(OS_TEXT("pipeline.json"),pipeline_creater->GetInfo());
+        SaveToFile(PIPELINE_FILENAME,pipeline_creater->GetInfo());
 
         delete pipeline_creater;
+        delete pipeline;
+
+        
+
         return pipeline;
     }
 
diff --git a/inc/hgl/io/MemoryOutputStream.h b/inc/hgl/io/MemoryOutputStream.h
index ef9c8822..6378d28f 100644
--- a/inc/hgl/io/MemoryOutputStream.h
+++ b/inc/hgl/io/MemoryOutputStream.h
@@ -45,7 +45,7 @@ namespace hgl
              * @param len 存放数据长度的指针
              * @return 创建好的内存拷贝
              */
-            void *CreateCopyData(int *len)const
+            void *CreateCopyData(uint *len)const
             {
                 if(buf_size<=0)
                     return(nullptr);
diff --git a/src/RenderDevice/Vulkan/CMakeLists.txt b/src/RenderDevice/Vulkan/CMakeLists.txt
index 767e5d7b..4fe98c55 100644
--- a/src/RenderDevice/Vulkan/CMakeLists.txt
+++ b/src/RenderDevice/Vulkan/CMakeLists.txt
@@ -48,13 +48,12 @@ SET(RENDER_DEVICE_VULKAN_SOURCE VKFormat.cpp
                                 VKMaterial.cpp
                                 VKRenderable.cpp)
 
-#SET(RENDER_DEVICE_VULKAN_TOML_SOURCE toml/VKPipelineCreateInfo.TOML.cpp)
-SET(RENDER_DEVICE_VULKAN_JSON_SOURCE json/VKPipelineCreateInfo.JSON.cpp)
+SET(RENDER_DEVICE_VULKAN_POD_SOURCE pod/VKPipelineCreateInfo.POD.cpp)
 
 SOURCE_GROUP("Header Files" FILES ${RENDER_DEVICE_VULKAN_HEADER})
 SOURCE_GROUP("Source Files" FILES ${RENDER_DEVICE_VULKAN_SOURCE})
-SOURCE_GROUP("JSON Source Files" FILES ${RENDER_DEVICE_VULKAN_JSON_SOURCE})
+SOURCE_GROUP("POD Source Files" FILES ${RENDER_DEVICE_VULKAN_POD_SOURCE})
 
 add_library(ULRE.RenderDevice.Vulkan STATIC ${RENDER_DEVICE_VULKAN_HEADER}
                                             ${RENDER_DEVICE_VULKAN_SOURCE}
-                                            ${RENDER_DEVICE_VULKAN_JSON_SOURCE})
+                                            ${RENDER_DEVICE_VULKAN_POD_SOURCE})
diff --git a/src/RenderDevice/Vulkan/POD/VKPipelineCreateInfo.POD.cpp b/src/RenderDevice/Vulkan/POD/VKPipelineCreateInfo.POD.cpp
new file mode 100644
index 00000000..6f37dd83
--- /dev/null
+++ b/src/RenderDevice/Vulkan/POD/VKPipelineCreateInfo.POD.cpp
@@ -0,0 +1,52 @@
+#include<vulkan/vulkan.h>
+#include<hgl/type/BaseString.h>
+#include<hgl/io/MemoryOutputStream.h>
+#include<hgl/io/DataOutputStream.h>
+#include<hgl/filesystem/FileSystem.h>
+
+using namespace hgl;
+
+namespace
+{
+    void Write(io::DataOutputStream *dos,const VkPipelineMultisampleStateCreateInfo *info)
+    {
+        dos->Write(info);
+
+        if(info->pSampleMask)
+            dos->WriteUint32(info->pSampleMask,(info->rasterizationSamples+31)/32);
+    }
+
+    void Write(io::DataOutputStream *dos,const VkPipelineColorBlendStateCreateInfo *info)
+    {
+        dos->Write(info,sizeof(VkPipelineColorBlendStateCreateInfo));
+
+        for(uint32_t i=0;i<info->attachmentCount;i++)
+            dos->Write(info->pAttachments+i,sizeof(VkPipelineColorBlendAttachmentState));
+    }
+}//namespace
+
+bool SaveToFile(const OSString &filename,const VkGraphicsPipelineCreateInfo *info)
+{
+    if(filename.IsEmpty()||!info)
+        return(false);
+
+    io::MemoryOutputStream mos;
+    io::DataOutputStream *dos=new io::LEDataOutputStream(&mos);
+
+    dos->WriteUint16(1);     //file ver
+
+    dos->Write(info,sizeof(VkGraphicsPipelineCreateInfo));
+
+    dos->Write(info->pInputAssemblyState,   sizeof(VkPipelineInputAssemblyStateCreateInfo));
+    dos->Write(info->pTessellationState,    sizeof(VkPipelineTessellationStateCreateInfo));
+    dos->Write(info->pRasterizationState,   sizeof(VkPipelineRasterizationStateCreateInfo));
+    Write(dos,info->pMultisampleState);
+    dos->Write(info->pDepthStencilState,    sizeof(VkPipelineDepthStencilStateCreateInfo));
+    Write(dos,info->pColorBlendState);
+
+    delete dos;
+
+    filesystem::SaveMemoryToFile(filename,mos.GetData(),mos.Tell());
+
+    return(true);
+}