diff --git a/example/common/VulkanAppFramework.h b/example/common/VulkanAppFramework.h
index c90d17d5..c361cbdc 100644
--- a/example/common/VulkanAppFramework.h
+++ b/example/common/VulkanAppFramework.h
@@ -142,7 +142,7 @@ public:
 
             ubo_vp_info=db->CreateUBO(sizeof(ViewportInfo),&vp_info);
 
-            db->global_descriptor.AddUBO(GlobalDescriptor::ViewportInfo.name,ubo_vp_info);
+            db->global_descriptor.AddUBO(InlineDescriptor::ViewportInfo.name,ubo_vp_info);
         }
 
         return(true);
diff --git a/inc/hgl/graph/mtl/StdMaterial.h b/inc/hgl/graph/mtl/StdMaterial.h
index a826016e..c26f4806 100644
--- a/inc/hgl/graph/mtl/StdMaterial.h
+++ b/inc/hgl/graph/mtl/StdMaterial.h
@@ -12,7 +12,7 @@ enum class CoordinateSystem2D
     Ortho               //左上角为0,0；右下角为(width-1),(height-1)
 };
 
-namespace GlobalDescriptor
+namespace InlineDescriptor
 {
     struct ShaderStruct
     {
diff --git a/inc/hgl/shadergen/MaterialCreateInfo.h b/inc/hgl/shadergen/MaterialCreateInfo.h
index d46c42ff..dbd76449 100644
--- a/inc/hgl/shadergen/MaterialCreateInfo.h
+++ b/inc/hgl/shadergen/MaterialCreateInfo.h
@@ -53,7 +53,7 @@ public:
     ~MaterialCreateInfo()=default;
 
     bool AddStruct(const AnsiString &ubo_typename,const AnsiString &codes);
-    bool AddStruct(const GlobalDescriptor::ShaderStruct &ss)
+    bool AddStruct(const InlineDescriptor::ShaderStruct &ss)
     {
         return AddStruct(ss.struct_name,ss.codes);
     }
@@ -61,7 +61,7 @@ public:
     bool AddUBO(const VkShaderStageFlagBits flag_bits,const DescriptorSetType set_type,const AnsiString &type_name,const AnsiString &name);
     bool AddSampler(const VkShaderStageFlagBits flag_bits,const DescriptorSetType set_type,const SamplerType &st,const AnsiString &name);
 
-    bool AddUBO(const VkShaderStageFlagBits flag_bits,const DescriptorSetType &set_type,const GlobalDescriptor::ShaderStruct &ss)
+    bool AddUBO(const VkShaderStageFlagBits flag_bits,const DescriptorSetType &set_type,const InlineDescriptor::ShaderStruct &ss)
     {
         if(!mdi.hasStruct(ss.struct_name))
             mdi.AddStruct(ss.struct_name,ss.codes);
diff --git a/src/ShaderGen/2d/VertexColor2D.cpp b/src/ShaderGen/2d/VertexColor2D.cpp
index 8baa3921..1ace52ed 100644
--- a/src/ShaderGen/2d/VertexColor2D.cpp
+++ b/src/ShaderGen/2d/VertexColor2D.cpp
@@ -24,7 +24,7 @@ MaterialCreateInfo *CreateVertexColor2D(const CoordinateSystem2D &cs)
     {
         mci->AddUBO(VK_SHADER_STAGE_VERTEX_BIT,
                     DescriptorSetType::Global,
-                    GlobalDescriptor::ViewportInfo);
+                    InlineDescriptor::ViewportInfo);
 
         sfGetPosition="vec4 GetPosition(){return viewport.ortho_matrix*vec4(Position,0,1);}";
     }