diff --git a/meshroom/ui/qml/GraphEditor/GraphEditor.qml b/meshroom/ui/qml/GraphEditor/GraphEditor.qml
index 5da643ac..e54f45d9 100755
--- a/meshroom/ui/qml/GraphEditor/GraphEditor.qml
+++ b/meshroom/ui/qml/GraphEditor/GraphEditor.qml
@@ -22,6 +22,7 @@ Item {
     // signals
     signal workspaceMoved()
     signal workspaceClicked()
+    signal nodeDoubleClicked(var node)
 
     clip: true
 
@@ -221,6 +222,7 @@ Item {
                     onAttributePinCreated: registerAttributePin(attribute, pin)
 
                     onPressed: draggable.selectNode(nodeDelegate)
+                    onDoubleClicked: root.nodeDoubleClicked(node)
 
                     Keys.onDeletePressed: uigraph.removeNode(node)
 
diff --git a/meshroom/ui/qml/GraphEditor/Node.qml b/meshroom/ui/qml/GraphEditor/Node.qml
index 51e3ca7c..d9f6d2ac 100755
--- a/meshroom/ui/qml/GraphEditor/Node.qml
+++ b/meshroom/ui/qml/GraphEditor/Node.qml
@@ -11,6 +11,7 @@ Item {
     property color shadowColor: "black"
 
     signal pressed(var mouse)
+    signal doubleClicked(var mouse)
     signal attributePinCreated(var attribute, var pin)
 
     implicitHeight: body.height
@@ -27,6 +28,8 @@ Item {
             root.pressed(mouse)
         }
 
+        onDoubleClicked: root.doubleClicked(mouse)
+
         Menu {
             id: nodeMenu
             MenuItem {
diff --git a/meshroom/ui/qml/Viewer/MaterialSwitcher.qml b/meshroom/ui/qml/Viewer/MaterialSwitcher.qml
index a79d6a62..781c9f6f 100644
--- a/meshroom/ui/qml/Viewer/MaterialSwitcher.qml
+++ b/meshroom/ui/qml/Viewer/MaterialSwitcher.qml
@@ -16,10 +16,10 @@ Entity {
 
     property bool showTextures: true
     property string diffuseMap: ""
-    property color ambient: "#999999"
+    property color ambient: "#AAA"
     property real shininess
     property color specular
-    property color diffuseColor: "#AA9999"
+    property color diffuseColor: "#AAA"
     property alias object: instantiator.object
 
     NodeInstantiator {
diff --git a/meshroom/ui/qml/Viewer/Viewer3D.qml b/meshroom/ui/qml/Viewer/Viewer3D.qml
index 5faa22ef..c89321ee 100644
--- a/meshroom/ui/qml/Viewer/Viewer3D.qml
+++ b/meshroom/ui/qml/Viewer/Viewer3D.qml
@@ -74,15 +74,24 @@ FocusScope {
                     // unparent previous material
                     // and exclude it from the entity components
                     comp.parent = null
+                    continue; // skip original component and continue
                 }
-                else
-                    comps.push(comp)
+
+                // make default material brighter
+                if(comp.toString().indexOf("QPhongMaterial") > -1) {
+                    comp.diffuse = "#AAA"
+                    comp.ambient = "#AAA"
+                }
+                comps.push(comp)
             }
             entity.components = comps
             mats.forEach(function(m){
                 // create a material switcher for each material definition
                 var matSwitcher = materialSwitcherComponent.createObject(entity, m)
-                // bind textures checkbox to texture switch property
+                // trigger showTextures update by inverting it
+                // and re-bind textures checkbox to texture switch property
+                // (this double update ensure the texture display is correct)
+                matSwitcher.showTextures = !matSwitcher.showTextures
                 matSwitcher.showTextures = Qt.binding(function(){ return texturesCheckBox.checked })
             })
         })
diff --git a/meshroom/ui/qml/WorkspaceView.qml b/meshroom/ui/qml/WorkspaceView.qml
index b7fc9c32..3e5ed54f 100644
--- a/meshroom/ui/qml/WorkspaceView.qml
+++ b/meshroom/ui/qml/WorkspaceView.qml
@@ -26,6 +26,12 @@ Item {
 
     onMeshFileChanged: viewer3D.clear()
 
+    // Load a 3D media file in the 3D viewer
+    function load3DMedia(filepath)
+    {
+        viewer3D.source = filepath
+    }
+
     SystemPalette { id: palette }
 
     Controls1.SplitView {
diff --git a/meshroom/ui/qml/main.qml b/meshroom/ui/qml/main.qml
index 9c0dc399..da414601 100755
--- a/meshroom/ui/qml/main.qml
+++ b/meshroom/ui/qml/main.qml
@@ -7,6 +7,7 @@ import QtQml.Models 2.2
 import Qt.labs.platform 1.0 as Platform
 import GraphEditor 1.0
 import MaterialIcons 2.2
+import "filepath.js" as Filepath
 
 ApplicationWindow {
     id: _window
@@ -322,7 +323,7 @@ ApplicationWindow {
             }
 
             WorkspaceView {
-                id: imageGallery
+                id: workspaceView
                 reconstruction: _reconstruction
                 Layout.fillWidth: true
                 Layout.fillHeight: true
@@ -339,19 +340,30 @@ ApplicationWindow {
                 orientation: Qt.Horizontal
                 anchors.fill: parent
 
-                ColumnLayout {
+                Item {
                     Layout.fillHeight: true
                     Layout.fillWidth: true
                     Layout.margins: 10
                     GraphEditor {
                         id: graphEditor
-                        Layout.fillHeight: true
-                        Layout.fillWidth: true
+                        anchors.fill: parent
                         uigraph: _reconstruction
                         nodeTypesModel: _nodeTypes
                         readOnly: _reconstruction.computing
+                        onNodeDoubleClicked: {
+                            for(var i=0; i < node.attributes.count; ++i)
+                            {
+                                var attr = node.attributes.at(i)
+                                if(attr.isOutput
+                                   && attr.desc.type === "File"
+                                   && Filepath.extension(attr.value) === ".obj")
+                                  {
+                                    workspaceView.load3DMedia(attr.value)
+                                    break // only load first model found
+                                  }
+                            }
+                        }
                     }
-
                 }
                 Item {
                     implicitHeight: Math.round(parent.height * 0.2)