diff --git a/example/Vulkan/CMakeLists.txt b/example/Vulkan/CMakeLists.txt
index 93b0c440..429e50ee 100644
--- a/example/Vulkan/CMakeLists.txt
+++ b/example/Vulkan/CMakeLists.txt
@@ -23,6 +23,7 @@ SET(VULKAN_TEST_SOURCE_FILES	main.cpp
 								VKPipeline.cpp
 								VKSemaphore.cpp
 								VKFramebuffer.cpp
+								VKFence.cpp
 							 )
 
 SET(VULKAN_TEST_HEADER_FILES	VK.h
@@ -42,6 +43,7 @@ SET(VULKAN_TEST_HEADER_FILES	VK.h
 								VKSemaphore.h
 								VKPipeline.h
 								VKFramebuffer.h
+								VKFence.h
 								Window.h)
 
 SET(SHADER_FILES	shader_compile.bat
diff --git a/example/Vulkan/VKDeviceAttribute.h b/example/Vulkan/VKDeviceAttribute.h
index 5667209a..29efde34 100644
--- a/example/Vulkan/VKDeviceAttribute.h
+++ b/example/Vulkan/VKDeviceAttribute.h
@@ -20,6 +20,9 @@ struct DeviceAttribute
     uint32_t                            graphics_family =ERROR_FAMILY_INDEX;
     uint32_t                            present_family  =ERROR_FAMILY_INDEX;
 
+    VkQueue                             graphics_queue  =nullptr;
+    VkQueue                             present_queue   =nullptr;
+
     List<VkQueueFamilyProperties>       family_properties;
     List<VkBool32>                      supports_present;
 
diff --git a/example/Vulkan/VKDeviceCreater.cpp b/example/Vulkan/VKDeviceCreater.cpp
index 0ed7f53f..b8f68091 100644
--- a/example/Vulkan/VKDeviceCreater.cpp
+++ b/example/Vulkan/VKDeviceCreater.cpp
@@ -64,6 +64,16 @@ namespace
         return nullptr;
     }
 
+    void GetDeviceQueue(DeviceAttribute *attr)
+    {
+        vkGetDeviceQueue(attr->device,attr->graphics_family,0,&attr->graphics_queue);
+
+        if(attr->graphics_family==attr->present_family)
+            attr->present_queue=attr->graphics_queue;
+        else
+            vkGetDeviceQueue(attr->device,attr->present_family,0,&attr->present_queue);
+    }
+
     VkCommandPool CreateCommandPool(VkDevice device,uint32_t graphics_family)
     {
         VkCommandPoolCreateInfo cmd_pool_info={};
@@ -327,6 +337,8 @@ Device *CreateRenderDevice(VkInstance inst,const PhysicalDevice *physical_device
     if(!rdc->device)
         return(nullptr);
 
+    GetDeviceQueue(rdc.attr);
+
     rdc->cmd_pool=CreateCommandPool(rdc->device,rdc->graphics_family);
 
     if(!rdc->cmd_pool)