diff --git a/example/Gizmo/PlaneGrid3D.cpp b/example/Gizmo/PlaneGrid3D.cpp
index c7bf8889..97724057 100644
--- a/example/Gizmo/PlaneGrid3D.cpp
+++ b/example/Gizmo/PlaneGrid3D.cpp
@@ -38,11 +38,9 @@ private:
 
         for(uint i=0;i<3;i++)
         {
-            material_instance[i]=db->CreateMaterialInstance(material);
-
             GridColor=GetColor4f(ce,1.0);
 
-            material_instance[i]->WriteMIData(GridColor);
+            material_instance[i]=db->CreateMaterialInstance(material,nullptr,&GridColor);
 
             ce=COLOR((int)ce+1);
         }
diff --git a/example/Gizmo/RayPicking.cpp b/example/Gizmo/RayPicking.cpp
index a8b282c5..f5bc370e 100644
--- a/example/Gizmo/RayPicking.cpp
+++ b/example/Gizmo/RayPicking.cpp
@@ -57,13 +57,11 @@ private:
         material=db->LoadMaterial("Std3D/VertexLum3D",&cfg);
         if(!material)return(false);
 
-        mi_plane_grid=db->CreateMaterialInstance(material);
+        mi_plane_grid=db->CreateMaterialInstance(material,nullptr,&white_color);
         if(!mi_plane_grid)return(false);
-        mi_plane_grid->WriteMIData(white_color);
 
-        mi_line=db->CreateMaterialInstance(material);
+        mi_line=db->CreateMaterialInstance(material,nullptr,&yellow_color);
         if(!mi_line)return(false);
-        mi_line->WriteMIData(yellow_color);
 
         pipeline=CreatePipeline(material,InlinePipeline::Solid3D,Prim::Lines);
 
diff --git a/inc/hgl/graph/VKRenderResource.h b/inc/hgl/graph/VKRenderResource.h
index 13ac3719..9a0f8a9c 100644
--- a/inc/hgl/graph/VKRenderResource.h
+++ b/inc/hgl/graph/VKRenderResource.h
@@ -112,6 +112,15 @@ public: //Material
     Material *          LoadMaterial(const AnsiString &,mtl::Material3DCreateConfig *);
 
     MaterialInstance *  CreateMaterialInstance(Material *,const VILConfig *vil_cfg=nullptr);
+
+    MaterialInstance *  CreateMaterialInstance(Material *,const VILConfig *vil_cfg,const void *,const int);
+
+    template<typename T>
+    MaterialInstance *  CreateMaterialInstance(Material *mtl,const VILConfig *vil_cfg,const T *data)
+    {
+        return CreateMaterialInstance(mtl,vil_cfg,*data,sizeof(T));
+    }
+
     MaterialInstance *  CreateMaterialInstance(const mtl::MaterialCreateInfo *,const VILConfig *vil_cfg=nullptr);
 
     Primitive *         CreatePrimitive(const uint32_t vertex_count=0);
diff --git a/src/SceneGraph/Vulkan/VKRenderResource.cpp b/src/SceneGraph/Vulkan/VKRenderResource.cpp
index 366ed8f9..9a7bd0e0 100644
--- a/src/SceneGraph/Vulkan/VKRenderResource.cpp
+++ b/src/SceneGraph/Vulkan/VKRenderResource.cpp
@@ -62,6 +62,22 @@ MaterialInstance *RenderResource::CreateMaterialInstance(Material *mtl,const VIL
     return mi;
 }
 
+MaterialInstance *RenderResource::CreateMaterialInstance(Material *mtl,const VILConfig *vil_cfg,const void *mi_data,const int mi_bytes)
+{
+    if(!mtl)return(nullptr);
+    if(!mi_data||mi_bytes<=0)return(nullptr);
+
+    MaterialInstance *mi=mtl->CreateMI(vil_cfg);
+
+    if(!mi)
+        return nullptr;
+
+    Add(mi);
+    mi->WriteMIData(mi_data,mi_bytes);
+
+    return mi;
+}
+
 MaterialInstance *RenderResource::CreateMaterialInstance(const mtl::MaterialCreateInfo *mci,const VILConfig *vil_cfg)
 {
     Material *mtl=this->CreateMaterial(mci);