diff --git a/demo/gdml/build.gradle.kts b/demo/gdml/build.gradle.kts
index 8d5342c3..1ae0ffd9 100644
--- a/demo/gdml/build.gradle.kts
+++ b/demo/gdml/build.gradle.kts
@@ -1,5 +1,6 @@
 import scientifik.DependencyConfiguration
 import scientifik.FXModule
+import scientifik.useFx
 
 plugins {
     id("scientifik.mpp")
diff --git a/demo/gdml/src/jsMain/kotlin/hep/dataforge/vision/gdml/demo/GDMLAppComponent.kt b/demo/gdml/src/jsMain/kotlin/hep/dataforge/vision/gdml/demo/GDMLAppComponent.kt
index ae1dce60..99d4bc59 100644
--- a/demo/gdml/src/jsMain/kotlin/hep/dataforge/vision/gdml/demo/GDMLAppComponent.kt
+++ b/demo/gdml/src/jsMain/kotlin/hep/dataforge/vision/gdml/demo/GDMLAppComponent.kt
@@ -67,7 +67,6 @@ val GDMLApp = component<GDMLAppProps> { props ->
                 error("File extension is not recognized: $name")
             }
         }
-        parsedVision.config["edges.enabled"] = false
 
         vision = parsedVision
     }
diff --git a/visionforge-gdml/src/commonMain/kotlin/hep/dataforge/vision/gdml/GDMLTransformer.kt b/visionforge-gdml/src/commonMain/kotlin/hep/dataforge/vision/gdml/GDMLTransformer.kt
index ad48480b..299a9b16 100644
--- a/visionforge-gdml/src/commonMain/kotlin/hep/dataforge/vision/gdml/GDMLTransformer.kt
+++ b/visionforge-gdml/src/commonMain/kotlin/hep/dataforge/vision/gdml/GDMLTransformer.kt
@@ -2,6 +2,7 @@ package hep.dataforge.vision.gdml
 
 import hep.dataforge.meta.Meta
 import hep.dataforge.meta.MetaBuilder
+import hep.dataforge.meta.set
 import hep.dataforge.names.Name
 import hep.dataforge.names.asName
 import hep.dataforge.names.plus
@@ -15,6 +16,9 @@ import kotlin.math.cos
 import kotlin.math.sin
 import kotlin.random.Random
 
+private val solidsName = "solids".asName()
+private val volumesName = "volumes".asName()
+
 class GDMLTransformer(val root: GDML) {
     //private val materialCache = HashMap<GDMLMaterial, Meta>()
     private val random = Random(222)
@@ -35,6 +39,18 @@ class GDMLTransformer(val root: GDML) {
      * A special group for local templates
      */
     internal val proto by lazy { SolidGroup() }
+
+    internal val solids by lazy {
+        proto.group(solidsName) {
+            config["edges.enabled"] = false
+        }
+    }
+
+    internal val volumes by lazy {
+        proto.group(volumesName) {
+            config["edges.enabled"] = true
+        }
+    }
     private val styleCache = HashMap<Name, Meta>()
 
     var solidConfiguration: Solid.(parent: GDMLVolume, solid: GDMLSolid) -> Unit = { parent, _ ->
@@ -231,7 +247,7 @@ private fun SolidGroup.addSolid(
 }
 
 
-private val solidsName = "solids".asName()
+
 
 private fun SolidGroup.addSolidWithCaching(
     context: GDMLTransformer,
@@ -245,8 +261,7 @@ private fun SolidGroup.addSolidWithCaching(
         GDMLTransformer.Action.CACHE -> {
             val fullName = solidsName + solid.name.asName()
             if (context.proto[fullName] == null) {
-                val parent = (context.proto[solidsName] as? SolidGroup) ?: context.proto.group(solidsName)
-                parent.addSolid(context, solid, solid.name)
+                context.solids.addSolid(context, solid, solid.name)
             }
             ref(fullName, name)
         }
@@ -257,7 +272,6 @@ private fun SolidGroup.addSolidWithCaching(
     }
 }
 
-private val volumesName = "volumes".asName()
 
 private fun SolidGroup.addPhysicalVolume(
     context: GDMLTransformer,
@@ -288,7 +302,7 @@ private fun SolidGroup.addPhysicalVolume(
                 context.proto[fullName] = volume(context, volume)
             }
 
-            this[physVolume.name ?: ""] = Proxy(this, fullName).withPosition(context, physVolume)
+            ref(fullName,physVolume.name ?: "").withPosition(context, physVolume)
         }
         GDMLTransformer.Action.REJECT -> {
             //ignore
diff --git a/visionforge-solid/src/jsMain/kotlin/hep/dataforge/vision/solid/three/ThreeProxyFactory.kt b/visionforge-solid/src/jsMain/kotlin/hep/dataforge/vision/solid/three/ThreeProxyFactory.kt
index 9063a968..2ceb75aa 100644
--- a/visionforge-solid/src/jsMain/kotlin/hep/dataforge/vision/solid/three/ThreeProxyFactory.kt
+++ b/visionforge-solid/src/jsMain/kotlin/hep/dataforge/vision/solid/three/ThreeProxyFactory.kt
@@ -4,6 +4,7 @@ import hep.dataforge.names.toName
 import hep.dataforge.vision.solid.Proxy
 import hep.dataforge.vision.solid.Proxy.Companion.PROXY_CHILD_PROPERTY_PREFIX
 import hep.dataforge.vision.solid.Solid
+import info.laht.threekt.core.BufferGeometry
 import info.laht.threekt.core.Object3D
 import info.laht.threekt.objects.Mesh
 import kotlin.reflect.KClass
@@ -13,16 +14,18 @@ class ThreeProxyFactory(val three: ThreePlugin) : ThreeFactory<Proxy> {
 
     override val type: KClass<Proxy> = Proxy::class
 
-//    private fun Object3D.replicate(): Object3D {
-//        return when (this) {
-//            is Mesh -> Mesh(geometry as BufferGeometry, material)
-//            else -> clone(false)
-//        }.also { obj: Object3D ->
-//            children.forEach { child: Object3D ->
-//                obj.add(child.replicate())
-//            }
-//        }
-//    }
+    private fun Object3D.replicate(): Object3D {
+        return when (this) {
+            is Mesh -> Mesh(geometry as BufferGeometry, material).also {
+                it.applyMatrix(matrix)
+            }
+            else -> clone(false)
+        }.also { obj: Object3D ->
+            children.forEach { child: Object3D ->
+                obj.add(child.replicate())
+            }
+        }
+    }
 
     override fun invoke(obj: Proxy): Object3D {
         val template = obj.prototype
@@ -30,7 +33,7 @@ class ThreeProxyFactory(val three: ThreePlugin) : ThreeFactory<Proxy> {
             three.buildObject3D(template)
         }
 
-        val object3D: Object3D = cachedObject.clone()//cachedObject.replicate()
+        val object3D: Object3D = cachedObject.replicate()
         object3D.updatePosition(obj)
 
         if(object3D is Mesh){