diff --git a/inc/hgl/graph/VKDevice.h b/inc/hgl/graph/VKDevice.h
index d25690a6..a891208f 100644
--- a/inc/hgl/graph/VKDevice.h
+++ b/inc/hgl/graph/VKDevice.h
@@ -48,6 +48,7 @@ struct VulkanHardwareRequirement
     bool multi_draw_indirect;                   ///<要求支持MultiDrawIndirect
 
     bool wide_lines;                            ///<要求支持宽线条
+    bool line_rasterization;                    ///<要支持线条特性
     bool large_points;                          ///<要求支持绘制大点
 
     bool texture_cube_array;                    ///<要求支持立方体数组纹理
diff --git a/src/SceneGraph/Vulkan/VKDeviceCreater.cpp b/src/SceneGraph/Vulkan/VKDeviceCreater.cpp
index 9876d4c6..3a89cd13 100644
--- a/src/SceneGraph/Vulkan/VKDeviceCreater.cpp
+++ b/src/SceneGraph/Vulkan/VKDeviceCreater.cpp
@@ -51,6 +51,9 @@ namespace
             if(physical_device->CheckExtensionSupport(ext_name))
                 ext_list->Add(ext_name);
 
+        if(require.line_rasterization)
+            ext_list->Add(VK_EXT_LINE_RASTERIZATION_EXTENSION_NAME);
+
         if(require.texture_compression.pvrtc)                   //前面检测过了，所以这里不用再次检测是否支持
             ext_list->Add(VK_IMG_FORMAT_PVRTC_EXTENSION_NAME);
     }
@@ -623,6 +626,8 @@ bool RequirementCheck(const VulkanHardwareRequirement &require,const GPUPhysical
     if(require.dynamic_state[1]&&(!pd->CheckExtensionSupport(VK_EXT_EXTENDED_DYNAMIC_STATE_2_EXTENSION_NAME )))return(false);
     if(require.dynamic_state[2]&&(!pd->CheckExtensionSupport(VK_EXT_EXTENDED_DYNAMIC_STATE_3_EXTENSION_NAME )))return(false);
 
+    if(require.line_rasterization&&(!pd->CheckExtensionSupport(VK_EXT_LINE_RASTERIZATION_EXTENSION_NAME)))return(false);
+
     return(true);
 }