diff --git a/example/Vulkan/VKPipeline.cpp b/example/Vulkan/VKPipeline.cpp
index d52cdde3..303d3bc4 100644
--- a/example/Vulkan/VKPipeline.cpp
+++ b/example/Vulkan/VKPipeline.cpp
@@ -3,6 +3,39 @@
 #include"VKVertexInput.h"
 
 VK_NAMESPACE_BEGIN
+Pipeline::~Pipeline()
+{
+    vkDestroyPipeline(device,pipeline,nullptr);
+}
+
+PipelineCreater::PipelineCreater(VkDevice dev,uint w,uint h)
+{
+    device=dev;
+    width=w;
+    height=h;
+    hgl_zero(pipelineInfo);
+    pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
+
+    viewport.x = 0.0f;
+    viewport.y = 0.0f;
+    viewport.width = width;
+    viewport.height = height;
+    viewport.minDepth = 0.0f;
+    viewport.maxDepth = 1.0f;
+
+    scissor.offset = {0, 0};
+    scissor.extent.width=width;
+    scissor.extent.height=height;
+
+    viewportState.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
+    viewportState.viewportCount = 1;
+    viewportState.pViewports = &viewport;
+    viewportState.scissorCount = 1;
+    viewportState.pScissors = &scissor;
+
+    pipelineInfo.pViewportState = &viewportState;
+}
+
 bool PipelineCreater::Set(const Shader *s)
 {
     if(!s)return(false);
@@ -20,6 +53,7 @@ bool PipelineCreater::Set(const Shader *s)
 bool PipelineCreater::Set(const VertexInput *vi)
 {
     if(!vi)return(false);
+    if(vi->GetCount()<=0)return(false);
 
     vertex_input=vi;
 
@@ -29,10 +63,20 @@ bool PipelineCreater::Set(const VertexInput *vi)
     return(true);
 }
 
+bool PipelineCreater::Set(const VkPrimitiveTopology topology,bool restart)
+{
+    if(topology<VK_PRIMITIVE_TOPOLOGY_BEGIN_RANGE||topology>VK_PRIMITIVE_TOPOLOGY_END_RANGE)return(false);
+
+    inputAssembly.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
+    inputAssembly.topology = topology;
+    inputAssembly.primitiveRestartEnable = restart;
+
+    pipelineInfo.pInputAssemblyState = &inputAssembly;
+    return(true);
+}
+
 Pipeline *PipelineCreater::Create()
 {
-    //pipelineInfo.pInputAssemblyState = &inputAssembly;
-    //pipelineInfo.pViewportState = &viewportState;
     //pipelineInfo.pRasterizationState = &rasterizer;
     //pipelineInfo.pMultisampleState = &multisampling;
     //pipelineInfo.pColorBlendState = &colorBlending;
@@ -41,12 +85,11 @@ Pipeline *PipelineCreater::Create()
     //pipelineInfo.subpass = 0;
     //pipelineInfo.basePipelineHandle = VK_NULL_HANDLE;
 
-    //VkPipeline graphicsPipeline;
+    VkPipeline graphicsPipeline;
 
-    //if (vkCreateGraphicsPipelines(device, VK_NULL_HANDLE, 1, &pipelineInfo, nullptr, &graphicsPipeline) != VK_SUCCESS) {
-    //    throw std::runtime_error("failed to create graphics pipeline!");
-    //}
+    if (vkCreateGraphicsPipelines(device, VK_NULL_HANDLE, 1, &pipelineInfo, nullptr, &graphicsPipeline) != VK_SUCCESS) 
+        return(nullptr);
 
-    return(nullptr);
+    return(new Pipeline(device,graphicsPipeline));
 }
 VK_NAMESPACE_END
diff --git a/example/Vulkan/VKPipeline.h b/example/Vulkan/VKPipeline.h
index d0fd2ffe..b9b5ede1 100644
--- a/example/Vulkan/VKPipeline.h
+++ b/example/Vulkan/VKPipeline.h
@@ -6,11 +6,12 @@
 VK_NAMESPACE_BEGIN
 class Pipeline
 {
+    VkDevice device;
     VkPipeline pipeline;
 
 public:
 
-    Pipeline(VkPipeline p){pipeline=p;}
+    Pipeline(VkDevice dev,VkPipeline p){device=dev;pipeline=p;}
     virtual ~Pipeline();
 };//class GraphicsPipeline
 
@@ -19,9 +20,16 @@ class VertexInput;
 
 class PipelineCreater
 {
+    VkDevice device;
+    uint width,height;
     VkGraphicsPipelineCreateInfo pipelineInfo;
 
     VkPipelineVertexInputStateCreateInfo vis_create_info;
+    VkPipelineInputAssemblyStateCreateInfo inputAssembly;
+
+    VkViewport viewport;
+    VkRect2D scissor;
+    VkPipelineViewportStateCreateInfo viewportState;
 
 private:
 
@@ -30,14 +38,12 @@ private:
 
 public:
 
-    PipelineCreater()
-    {
-        pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
-    }
+    PipelineCreater(VkDevice dev,uint w,uint h);
     ~PipelineCreater();
 
     bool Set(const Shader *);
     bool Set(const VertexInput *);
+    bool Set(const VkPrimitiveTopology,bool=false);
 
     Pipeline *Create();
 };//class PipelineCreater
diff --git a/example/Vulkan/VKVertexInput.h b/example/Vulkan/VKVertexInput.h
index 8121b8d5..82e80cc5 100644
--- a/example/Vulkan/VKVertexInput.h
+++ b/example/Vulkan/VKVertexInput.h
@@ -43,6 +43,7 @@ public:
 
 public:
 
+    const uint GetCount()const{return buf_list.GetCount();}
     const List<VkBuffer> &GetBufferList()const{return buf_list;}
 
     const VkPipelineVertexInputStateCreateInfo GetPipelineVertexInputStateCreateInfo()const;