diff --git a/lib/Slic3r/GUI/3DScene.pm b/lib/Slic3r/GUI/3DScene.pm
index a55c4ab16b..b2240b7148 100644
--- a/lib/Slic3r/GUI/3DScene.pm
+++ b/lib/Slic3r/GUI/3DScene.pm
@@ -32,9 +32,7 @@ use Slic3r::Geometry qw(X Y);
 use Wx::GLCanvas qw(:all);
 use Slic3r::Geometry qw(PI);
 
-# _dirty: boolean flag indicating, that the screen has to be redrawn on EVT_IDLE.
 # volumes: reference to vector of Slic3r::GUI::3DScene::Volume.
-# _camera_type: 'perspective' or 'ortho'
 #==============================================================================================================================
 __PACKAGE__->mk_accessors( qw(
                               volumes
@@ -2169,37 +2167,28 @@ sub new {
     return $self;
 }
 
-sub load_object {
-    my ($self, $model, $print, $obj_idx, $instance_idxs) = @_;
-    
 #==============================================================================================================================
-    my $useVBOs = Slic3r::GUI::_3DScene::use_VBOs();
-    $self->SetCurrent($self->GetContext) if $useVBOs;
-    
+#sub load_object {
+#    my ($self, $model, $print, $obj_idx, $instance_idxs) = @_;
+#    
 #    $self->SetCurrent($self->GetContext) if $useVBOs;
-#==============================================================================================================================
-
-    my $model_object;
-    if ($model->isa('Slic3r::Model::Object')) {
-        $model_object = $model;
-        $model = $model_object->model;
-        $obj_idx = 0;
-    } else {
-        $model_object = $model->get_object($obj_idx);
-    }
-    
-    $instance_idxs ||= [0..$#{$model_object->instances}];
-#==============================================================================================================================
-    my $volume_indices = $self->volumes->load_object(
-        $model_object, $obj_idx, $instance_idxs, $self->color_by, $self->select_by, $self->drag_by, $useVBOs && Slic3r::GUI::_3DScene::is_shader_enabled($self));
+#
+#    my $model_object;
+#    if ($model->isa('Slic3r::Model::Object')) {
+#        $model_object = $model;
+#        $model = $model_object->model;
+#        $obj_idx = 0;
+#    } else {
+#        $model_object = $model->get_object($obj_idx);
+#    }
+#    
+#    $instance_idxs ||= [0..$#{$model_object->instances}];
 #    my $volume_indices = $self->volumes->load_object(
 #        $model_object, $obj_idx, $instance_idxs, $self->color_by, $self->select_by, $self->drag_by,
 #        $self->UseVBOs);
-#==============================================================================================================================
-    return @{$volume_indices};
-}
-
-#==============================================================================================================================
+#    return @{$volume_indices};
+#}
+#
 ## Create 3D thick extrusion lines for a skirt and brim.
 ## Adds a new Slic3r::GUI::3DScene::Volume to $self->volumes.
 #sub load_print_toolpaths {
diff --git a/lib/Slic3r/GUI/Plater/3D.pm b/lib/Slic3r/GUI/Plater/3D.pm
index d6b7acf2b3..4137d1458b 100644
--- a/lib/Slic3r/GUI/Plater/3D.pm
+++ b/lib/Slic3r/GUI/Plater/3D.pm
@@ -237,8 +237,13 @@ sub reload_scene {
 
     $self->{objects_volumes_idxs} = [];    
     foreach my $obj_idx (0..$#{$self->{model}->objects}) {
-        my @volume_idxs = $self->load_object($self->{model}, $self->{print}, $obj_idx);
-        push(@{$self->{objects_volumes_idxs}}, \@volume_idxs);
+#==============================================================================================================================
+        my $volume_idxs = Slic3r::GUI::_3DScene::load_model($self, $self->{model}, $obj_idx, [0]);
+        push(@{$self->{objects_volumes_idxs}}, \@{$volume_idxs});
+        
+#        my @volume_idxs = $self->load_object($self->{model}, $self->{print}, $obj_idx);
+#        push(@{$self->{objects_volumes_idxs}}, \@volume_idxs);
+#==============================================================================================================================
     }
     
     $self->update_volumes_selection;
diff --git a/lib/Slic3r/GUI/Plater/ObjectCutDialog.pm b/lib/Slic3r/GUI/Plater/ObjectCutDialog.pm
index 84177dd0fd..56ca9d7383 100644
--- a/lib/Slic3r/GUI/Plater/ObjectCutDialog.pm
+++ b/lib/Slic3r/GUI/Plater/ObjectCutDialog.pm
@@ -115,11 +115,12 @@ sub new {
     my $canvas;
     if ($Slic3r::GUI::have_OpenGL) {
         $canvas = $self->{canvas} = Slic3r::GUI::3DScene->new($self);
-        $canvas->load_object($self->{model_object}, undef, undef, [0]);
 #==============================================================================================================================
+        Slic3r::GUI::_3DScene::load_model_object($self->{canvas}, $self->{model_object}, 0, [0]);
         Slic3r::GUI::_3DScene::set_auto_bed_shape($canvas);
         Slic3r::GUI::_3DScene::set_axes_length($canvas, 2.0 * max(@{ Slic3r::GUI::_3DScene::get_volumes_bounding_box($canvas)->size }));
         
+#        $canvas->load_object($self->{model_object}, undef, undef, [0]);
 #        $canvas->set_auto_bed_shape;
 #==============================================================================================================================
         $canvas->SetSize([500,500]);
@@ -261,14 +262,13 @@ sub _update {
             }
 
 #==============================================================================================================================
-            Slic3r::GUI::_3DScene::reset_volumes($self->{canvas});           
-#            $self->{canvas}->reset_objects;
-#==============================================================================================================================
-            $self->{canvas}->load_object($_, undef, undef, [0]) for @objects;
-#==============================================================================================================================
+            Slic3r::GUI::_3DScene::reset_volumes($self->{canvas});
+            Slic3r::GUI::_3DScene::load_model_object($self->{canvas}, $_, 0, [0]) for @objects;
             Slic3r::GUI::_3DScene::set_cutting_plane($self->{canvas}, $self->{cut_options}{z}, [@expolygons]);
             Slic3r::GUI::_3DScene::update_volumes_colors_by_extruder($self->{canvas});
             Slic3r::GUI::_3DScene::render($self->{canvas});
+#            $self->{canvas}->reset_objects;
+#            $self->{canvas}->load_object($_, undef, undef, [0]) for @objects;
 #            $self->{canvas}->SetCuttingPlane(
 #                $self->{cut_options}{z},
 #                [@expolygons],
diff --git a/lib/Slic3r/GUI/Plater/ObjectPartsPanel.pm b/lib/Slic3r/GUI/Plater/ObjectPartsPanel.pm
index ad9c4df94c..f7bfc37961 100644
--- a/lib/Slic3r/GUI/Plater/ObjectPartsPanel.pm
+++ b/lib/Slic3r/GUI/Plater/ObjectPartsPanel.pm
@@ -165,18 +165,16 @@ sub new {
             # convert scene volume to model object volume
             $self->reload_tree(($volume_idx == -1) ? undef : $canvas->volumes->[$volume_idx]->volume_idx);
         });
+        Slic3r::GUI::_3DScene::load_model_object($canvas, $self->{model_object}, 0, [0]);
+        Slic3r::GUI::_3DScene::set_auto_bed_shape($canvas);
+        Slic3r::GUI::_3DScene::set_axes_length($canvas, 2.0 * max(@{ Slic3r::GUI::_3DScene::get_volumes_bounding_box($canvas)->size }));
+        
 #        $canvas->on_select(sub {
 #            my ($volume_idx) = @_;
 #            # convert scene volume to model object volume
 #            $self->reload_tree(($volume_idx == -1) ? undef : $canvas->volumes->[$volume_idx]->volume_idx);
 #        });
-#==============================================================================================================================
-        
-        $canvas->load_object($self->{model_object}, undef, undef, [0]);
-#==============================================================================================================================        
-        Slic3r::GUI::_3DScene::set_auto_bed_shape($canvas);       
-        Slic3r::GUI::_3DScene::set_axes_length($canvas, 2.0 * max(@{ Slic3r::GUI::_3DScene::get_volumes_bounding_box($canvas)->size }));
-        
+#        $canvas->load_object($self->{model_object}, undef, undef, [0]);
 #        $canvas->set_auto_bed_shape;
 #==============================================================================================================================
         $canvas->SetSize([500,700]);
@@ -514,14 +512,13 @@ sub _parts_changed {
     $self->reload_tree;
     if ($self->{canvas}) {
 #==============================================================================================================================
-        Slic3r::GUI::_3DScene::reset_volumes($self->{canvas});           
-#        $self->{canvas}->reset_objects;
-#==============================================================================================================================
-        $self->{canvas}->load_object($self->{model_object});
-#==============================================================================================================================
+        Slic3r::GUI::_3DScene::reset_volumes($self->{canvas});
+        Slic3r::GUI::_3DScene::load_model_object($self->{canvas}, $self->{model_object}, 0, [0]);
         Slic3r::GUI::_3DScene::zoom_to_volumes($self->{canvas});
         Slic3r::GUI::_3DScene::update_volumes_colors_by_extruder($self->{canvas});
         Slic3r::GUI::_3DScene::render($self->{canvas});        
+#        $self->{canvas}->reset_objects;
+#        $self->{canvas}->load_object($self->{model_object});
 #        $self->{canvas}->zoom_to_volumes;
 #        $self->{canvas}->update_volumes_colors_by_extruder($self->GetParent->GetParent->GetParent->{config});
 #        $self->{canvas}->Render;
@@ -567,10 +564,11 @@ sub _update_canvas {
     
     if ($self->{canvas}) {
 #==============================================================================================================================
-        Slic3r::GUI::_3DScene::reset_volumes($self->{canvas});           
+        Slic3r::GUI::_3DScene::reset_volumes($self->{canvas});
+        Slic3r::GUI::_3DScene::load_model_object($self->{canvas}, $self->{model_object}, 0, [0]);
 #        $self->{canvas}->reset_objects;
+#        $self->{canvas}->load_object($self->{model_object});
 #==============================================================================================================================
-        $self->{canvas}->load_object($self->{model_object});
 
         # restore selection, if any
         if (my $itemData = $self->get_selection) {
@@ -607,13 +605,12 @@ sub _update {
     my @objects = ();
     push @objects, $self->{model_object};
 #==============================================================================================================================
-    Slic3r::GUI::_3DScene::reset_volumes($self->{canvas});           
-#    $self->{canvas}->reset_objects;
-#==============================================================================================================================
-    $self->{canvas}->load_object($_, undef, [0]) for @objects;
-#==============================================================================================================================
+    Slic3r::GUI::_3DScene::reset_volumes($self->{canvas});
+    Slic3r::GUI::_3DScene::load_model_object($self->{canvas}, $_, 0, [0]) for @objects;
     Slic3r::GUI::_3DScene::update_volumes_colors_by_extruder($self->{canvas});
     Slic3r::GUI::_3DScene::render($self->{canvas});
+#    $self->{canvas}->reset_objects;
+#    $self->{canvas}->load_object($_, undef, [0]) for @objects;
 #    $self->{canvas}->update_volumes_colors_by_extruder($self->GetParent->GetParent->GetParent->{config});
 #    $self->{canvas}->Render;
 #==============================================================================================================================
diff --git a/xs/src/slic3r/GUI/3DScene.cpp b/xs/src/slic3r/GUI/3DScene.cpp
index 89b7d0a118..ec90011c6f 100644
--- a/xs/src/slic3r/GUI/3DScene.cpp
+++ b/xs/src/slic3r/GUI/3DScene.cpp
@@ -2016,6 +2016,16 @@ static inline std::vector<float> parse_colors(const std::vector<std::string> &sc
 }
 
 //##################################################################################################################
+std::vector<int> _3DScene::load_object(wxGLCanvas* canvas, const ModelObject* model_object, int obj_idx, std::vector<int> instance_idxs)
+{
+    return s_canvas_mgr.load_object(canvas, model_object, obj_idx, instance_idxs);
+}
+
+std::vector<int> _3DScene::load_object(wxGLCanvas* canvas, const Model* model, int obj_idx, std::vector<int> instance_idxs)
+{
+    return s_canvas_mgr.load_object(canvas, model, obj_idx, instance_idxs);
+}
+
 void _3DScene::load_print_toolpaths(wxGLCanvas* canvas)
 {
     s_canvas_mgr.load_print_toolpaths(canvas);
diff --git a/xs/src/slic3r/GUI/3DScene.hpp b/xs/src/slic3r/GUI/3DScene.hpp
index ee65476573..832ebafc87 100644
--- a/xs/src/slic3r/GUI/3DScene.hpp
+++ b/xs/src/slic3r/GUI/3DScene.hpp
@@ -611,6 +611,9 @@ public:
 //##################################################################################################################
 
 //##################################################################################################################
+    static std::vector<int> load_object(wxGLCanvas* canvas, const ModelObject* model_object, int obj_idx, std::vector<int> instance_idxs);
+    static std::vector<int> load_object(wxGLCanvas* canvas, const Model* model, int obj_idx, std::vector<int> instance_idxs);
+
     static void load_print_toolpaths(wxGLCanvas* canvas);
     static void load_print_object_toolpaths(wxGLCanvas* canvas, const PrintObject* print_object, const std::vector<std::string>& str_tool_colors);
     static void load_wipe_tower_toolpaths(wxGLCanvas* canvas, const std::vector<std::string>& str_tool_colors);
diff --git a/xs/src/slic3r/GUI/GLCanvas3D.cpp b/xs/src/slic3r/GUI/GLCanvas3D.cpp
index a060797449..e1b70710f4 100644
--- a/xs/src/slic3r/GUI/GLCanvas3D.cpp
+++ b/xs/src/slic3r/GUI/GLCanvas3D.cpp
@@ -959,6 +959,9 @@ GLCanvas3D::GLCanvas3D(wxGLCanvas* canvas, wxGLContext* context)
     , m_moving_enabled(false)
     , m_shader_enabled(false)
     , m_multisample_allowed(false)
+    , m_color_by("volume")
+    , m_select_by("object")
+    , m_drag_by("instance")
 {
     if (m_canvas != nullptr)
         m_timer = new wxTimer(m_canvas);
@@ -1351,6 +1354,34 @@ void GLCanvas3D::set_toolpaths_range(double low, double high)
         m_volumes->set_range(low, high);
 }
 
+std::vector<int> GLCanvas3D::load_object(const ModelObject& model_object, int obj_idx, std::vector<int> instance_idxs)
+{
+    if (m_volumes == nullptr)
+        return std::vector<int>();
+
+    if (instance_idxs.empty())
+    {
+        for (unsigned int i = 0; i < model_object.instances.size(); ++i)
+        {
+            instance_idxs.push_back(i);
+        }
+    }
+
+    return m_volumes->load_object(&model_object, obj_idx, instance_idxs, m_color_by, m_select_by, m_drag_by, m_use_VBOs && m_initialized);
+}
+
+std::vector<int> GLCanvas3D::load_object(const Model& model, int obj_idx, std::vector<int> instance_idxs)
+{
+    if ((0 <= obj_idx) && (obj_idx < (int)model.objects.size()))
+    {
+        const ModelObject* model_object = model.objects[obj_idx];
+        if (model_object != nullptr)
+            return load_object(*model_object, obj_idx, instance_idxs);
+    }
+
+    return std::vector<int>();
+}
+
 void GLCanvas3D::load_print_toolpaths()
 {
     if ((m_print == nullptr) || (m_volumes == nullptr))
diff --git a/xs/src/slic3r/GUI/GLCanvas3D.hpp b/xs/src/slic3r/GUI/GLCanvas3D.hpp
index 4b2f82d85d..c70cff360f 100644
--- a/xs/src/slic3r/GUI/GLCanvas3D.hpp
+++ b/xs/src/slic3r/GUI/GLCanvas3D.hpp
@@ -25,6 +25,8 @@ class ExPolygon;
 class Print;
 class PrintObject;
 class GCodePreviewData;
+class ModelObject;
+class Model;
 
 namespace GUI {
 
@@ -342,6 +344,10 @@ private:
     bool m_shader_enabled;
     bool m_multisample_allowed;
 
+    std::string m_color_by;
+    std::string m_select_by;
+    std::string m_drag_by;
+
     GCodePreviewVolumeIndex m_gcode_preview_volume_index;
 
     PerlCallback m_on_viewport_changed_callback;
@@ -411,6 +417,9 @@ public:
     std::vector<double> get_current_print_zs(bool active_only) const;
     void set_toolpaths_range(double low, double high);
 
+    std::vector<int> load_object(const ModelObject& model_object, int obj_idx, std::vector<int> instance_idxs);
+    std::vector<int> load_object(const Model& model, int obj_idx, std::vector<int> instance_idxs);
+
     // Create 3D thick extrusion lines for a skirt and brim.
     // Adds a new Slic3r::GUI::3DScene::Volume to volumes.
     void load_print_toolpaths();
diff --git a/xs/src/slic3r/GUI/GLCanvas3DManager.cpp b/xs/src/slic3r/GUI/GLCanvas3DManager.cpp
index 3f903b9b38..74949c5fe4 100644
--- a/xs/src/slic3r/GUI/GLCanvas3DManager.cpp
+++ b/xs/src/slic3r/GUI/GLCanvas3DManager.cpp
@@ -450,6 +450,24 @@ void GLCanvas3DManager::set_toolpaths_range(wxGLCanvas* canvas, double low, doub
         it->second->set_toolpaths_range(low, high);
 }
 
+std::vector<int> GLCanvas3DManager::load_object(wxGLCanvas* canvas, const ModelObject* model_object, int obj_idx, std::vector<int> instance_idxs)
+{
+    if (model_object == nullptr)
+        return std::vector<int>();
+
+    CanvasesMap::const_iterator it = _get_canvas(canvas);
+    return (it != m_canvases.end()) ? it->second->load_object(*model_object, obj_idx, instance_idxs) : std::vector<int>();
+}
+
+std::vector<int> GLCanvas3DManager::load_object(wxGLCanvas* canvas, const Model* model, int obj_idx, std::vector<int> instance_idxs)
+{
+    if (model == nullptr)
+        return std::vector<int>();
+
+    CanvasesMap::const_iterator it = _get_canvas(canvas);
+    return (it != m_canvases.end()) ? it->second->load_object(*model, obj_idx, instance_idxs) : std::vector<int>();
+}
+
 void GLCanvas3DManager::load_print_toolpaths(wxGLCanvas* canvas)
 {
     CanvasesMap::iterator it = _get_canvas(canvas);
diff --git a/xs/src/slic3r/GUI/GLCanvas3DManager.hpp b/xs/src/slic3r/GUI/GLCanvas3DManager.hpp
index 0d741d550b..6ca22737ba 100644
--- a/xs/src/slic3r/GUI/GLCanvas3DManager.hpp
+++ b/xs/src/slic3r/GUI/GLCanvas3DManager.hpp
@@ -95,6 +95,9 @@ public:
     std::vector<double> get_current_print_zs(wxGLCanvas* canvas, bool active_only) const;
     void set_toolpaths_range(wxGLCanvas* canvas, double low, double high);
 
+    std::vector<int> load_object(wxGLCanvas* canvas, const ModelObject* model_object, int obj_idx, std::vector<int> instance_idxs);
+    std::vector<int> load_object(wxGLCanvas* canvas, const Model* model, int obj_idx, std::vector<int> instance_idxs);
+
     void load_print_toolpaths(wxGLCanvas* canvas);
     void load_print_object_toolpaths(wxGLCanvas* canvas, const PrintObject* print_object, const std::vector<std::string>& tool_colors);
     void load_wipe_tower_toolpaths(wxGLCanvas* canvas, const std::vector<std::string>& str_tool_colors);
diff --git a/xs/xsp/GUI_3DScene.xsp b/xs/xsp/GUI_3DScene.xsp
index f6f5134d6b..bf8a6a67eb 100644
--- a/xs/xsp/GUI_3DScene.xsp
+++ b/xs/xsp/GUI_3DScene.xsp
@@ -510,6 +510,28 @@ reset_warning_texture()
     CODE:
         _3DScene::reset_warning_texture();
 
+std::vector<int>
+load_model_object(canvas, model_object, obj_idx, instance_idxs)
+        SV               *canvas;
+        ModelObject      *model_object;
+        int              obj_idx;
+        std::vector<int> instance_idxs;
+    CODE:
+        RETVAL = _3DScene::load_object((wxGLCanvas*)wxPli_sv_2_object(aTHX_ canvas, "Wx::GLCanvas"), model_object, obj_idx, instance_idxs);
+    OUTPUT:
+        RETVAL
+
+std::vector<int>
+load_model(canvas, model, obj_idx, instance_idxs)
+        SV               *canvas;
+        Model            *model;
+        int              obj_idx;
+        std::vector<int> instance_idxs;
+    CODE:
+        RETVAL = _3DScene::load_object((wxGLCanvas*)wxPli_sv_2_object(aTHX_ canvas, "Wx::GLCanvas"), model, obj_idx, instance_idxs);
+    OUTPUT:
+        RETVAL
+
 void
 load_print_toolpaths(canvas)
         SV *canvas;