diff --git a/src/widgets/3dview/SceneEntity.qml b/src/widgets/3dview/SceneEntity.qml
index 941f0d6..5832399 100644
--- a/src/widgets/3dview/SceneEntity.qml
+++ b/src/widgets/3dview/SceneEntity.qml
@@ -1,82 +1,71 @@
 import QtQuick 2.7
 import Qt3D.Core 2.0
 import Qt3D.Render 2.0
 import Qt3D.Input 2.0
 import Qt3D.Extras 2.0
 import GridMesh 1.0
 import LineMesh 1.0
 
 Entity {
     id: sceneRoot
     property string currentFile
 
     Camera {
         id: camera
         projectionType: CameraLens.PerspectiveProjection
         fieldOfView: 45
         aspectRatio: 16/9
         nearPlane : 0.01
         farPlane : 1000.0
         position: Qt.vector3d( 10.0, -10.0, 35.0 )
         upVector: Qt.vector3d( 0.0, 0.85, 0.75 )
         viewCenter: Qt.vector3d( 10.0, 10.0, 0.0 )
     }
 
     FirstPersonCameraController { camera: camera }
 
     components: [
         RenderSettings {
             activeFrameGraph: ClearBuffers {
                 buffers: ClearBuffers.ColorDepthBuffer
                 clearColor: "transparent"
 
                 RenderSurfaceSelector {
                     id: surfaceSelector
                     ClearBuffers {
                         buffers : ClearBuffers.ColorDepthBuffer
                         NoDraw {}
                     }
 
                     Viewport {
                         id: topLeftViewport
                         CameraSelector {
                             id: cameraSelectorTopLeftViewport
                             camera: camera
                         }
                     }
                 }
             }
         },
         InputSettings { }
     ]
 
-    GridMesh {
-        id: gridMesh
-    }
-
-    LineMesh {
-        id: lineMesh
-        readonly property string currentFile: sceneRoot.currentFile
-        onCurrentFileChanged: readAndRun(currentFile)
-    }
-
-    PhongMaterial {
-        id: material
-        ambient: "darkBlue"
-    }
-
-    PhongMaterial {
-        id: lineMaterial
-        ambient: "darkGreen"
-    }
-
     Entity {
         id: gridEntity
-        components: [ gridMesh, material ]
+        components: [
+            PhongMaterial { ambient: "darkBlue" },
+            GridMesh {}
+        ]
     }
 
     Entity {
         id: lineEntity
-        components: [ lineMesh, lineMaterial ]
+        components: [
+            PhongMaterial { ambient: "darkGreen" },
+            LineMesh {
+                readonly property string currentFile: sceneRoot.currentFile
+                onCurrentFileChanged: readAndRun(currentFile)
+            }
+        ]
     }
 }