diff --git a/lib/Slic3r.pm b/lib/Slic3r.pm
index 1a1fa6f70..8ab34ca34 100644
--- a/lib/Slic3r.pm
+++ b/lib/Slic3r.pm
@@ -132,7 +132,10 @@ sub thread_cleanup {
     # prevent destruction of shared objects
     no warnings 'redefine';
     *Slic3r::Config::DESTROY                = sub {};
+    *Slic3r::Config::Full::DESTROY          = sub {};
     *Slic3r::Config::Print::DESTROY         = sub {};
+    *Slic3r::Config::PrintObject::DESTROY   = sub {};
+    *Slic3r::Config::PrintRegion::DESTROY   = sub {};
     *Slic3r::ExPolygon::DESTROY             = sub {};
     *Slic3r::ExPolygon::Collection::DESTROY = sub {};
     *Slic3r::ExtrusionLoop::DESTROY         = sub {};
diff --git a/lib/Slic3r/Config.pm b/lib/Slic3r/Config.pm
index bd924448b..9f5de4f4b 100644
--- a/lib/Slic3r/Config.pm
+++ b/lib/Slic3r/Config.pm
@@ -15,16 +15,25 @@ our $Options = print_config_def();
 {
     no strict 'refs';
     for my $opt_key (keys %$Options) {
-        *{$opt_key} = sub { $_[0]->get($opt_key) };
+        *{$opt_key} = sub { $_[0]->_get($opt_key) };
     }
 }
 
+sub _get {
+    my ($self, $opt_key) = @_;
+    use XXX;
+    if (!defined first { $_ eq $opt_key } @{$self->get_keys}) {
+        ZZZ $opt_key;
+    }
+    return $self->get($opt_key);
+}
+
 sub new_from_defaults {
     my $class = shift;
     my (@opt_keys) = @_;
     
     my $self = $class->new;
-    my $defaults = Slic3r::Config::Print->new;
+    my $defaults = Slic3r::Config::Full->new;
     if (@opt_keys) {
         $self->set($_, $defaults->get($_)) for @opt_keys;
     } else {
@@ -309,7 +318,7 @@ sub validate {
             && !$self->default_acceleration;
     
     # general validation, quick and dirty
-    foreach my $opt_key (keys %$Options) {
+    foreach my $opt_key (@{$self->get_keys}) {
         my $opt = $Options->{$opt_key};
         next unless defined $self->$opt_key;
         next unless defined $opt->{cli} && $opt->{cli} =~ /=(.+)$/;
@@ -431,4 +440,16 @@ sub read_ini {
     return $ini;
 }
 
+package Slic3r::Config::Print;
+use parent 'Slic3r::Config';
+
+package Slic3r::Config::PrintObject;
+use parent 'Slic3r::Config';
+
+package Slic3r::Config::PrintRegion;
+use parent 'Slic3r::Config';
+
+package Slic3r::Config::Full;
+use parent 'Slic3r::Config';
+
 1;
diff --git a/lib/Slic3r/Layer/Region.pm b/lib/Slic3r/Layer/Region.pm
index 1f27d143c..ce22d9c88 100644
--- a/lib/Slic3r/Layer/Region.pm
+++ b/lib/Slic3r/Layer/Region.pm
@@ -14,9 +14,9 @@ has 'layer' => (
     is          => 'ro',
     weak_ref    => 1,
     required    => 1,
-    handles     => [qw(id slice_z print_z height config)],
+    handles     => [qw(id slice_z print_z height object print)],
 );
-has 'region'            => (is => 'ro', required => 1, handles => [qw(extruders)]);
+has 'region'            => (is => 'ro', required => 1, handles => [qw(config)]);
 has 'infill_area_threshold' => (is => 'lazy');
 has 'overhang_width'    => (is => 'lazy');
 
@@ -168,7 +168,7 @@ sub make_perimeters {
                     @offsets = @{offset2(\@last, -(1.5*$pspacing - 1), +(0.5*$pspacing - 1))};
                 
                     # look for gaps
-                    if ($self->config->gap_fill_speed > 0 && $self->config->fill_density > 0) {
+                    if ($self->print->config->gap_fill_speed > 0 && $self->config->fill_density > 0) {
                         my $diff = diff_ex(
                             offset(\@last, -0.5*$pspacing),
                             offset(\@offsets, +0.5*$pspacing),
@@ -277,8 +277,8 @@ sub make_perimeters {
     # we continue inwards after having finished the brim
     # TODO: add test for perimeter order
     @loops = reverse @loops
-        if $self->config->external_perimeters_first
-            || ($self->layer->id == 0 && $self->config->brim_width > 0);
+        if $self->print->config->external_perimeters_first
+            || ($self->layer->id == 0 && $self->print->config->brim_width > 0);
     
     # append perimeters
     $self->perimeters->append(@loops);
diff --git a/lib/Slic3r/Print.pm b/lib/Slic3r/Print.pm
index 4c9b9d79e..d490597db 100644
--- a/lib/Slic3r/Print.pm
+++ b/lib/Slic3r/Print.pm
@@ -70,9 +70,9 @@ sub init_config {
 sub apply_config {
     my ($self, $config) = @_;
     
-    $self->config->apply($config);
-    $self->default_object_config->apply($config);
-    $self->default_region_config->apply($config);
+    $self->config->apply_dynamic($config);
+    $self->default_object_config->apply_dynamic($config);
+    $self->default_region_config->apply_dynamic($config);
     $self->init_config;
 }
 
@@ -94,14 +94,14 @@ sub add_model_object {
         my $volume = $object->volumes->[$volume_id];
         
         # get the config applied to this volume: start from our global defaults
-        my $config = Slic3r::Config::RegionConfig->new;
+        my $config = Slic3r::Config::PrintRegion->new;
         $config->apply($self->default_region_config);
         
         # override the defaults with per-object config and then with per-material config
-        $config->apply($object->config);
+        $config->apply_dynamic($object->config);
         if (defined $volume->material_id) {
             my $material_config = $object->model->materials->{ $volume->material_id }->config;
-            $config->apply($material_config);
+            $config->apply_dynamic($material_config);
         }
         
         # find an existing print region with the same config
@@ -139,7 +139,7 @@ sub add_model_object {
     
     # apply config to print object
     $o->config->apply($self->default_object_config);
-    $o->config->apply($object->config);
+    $o->config->apply_dynamic($object->config);
     
     # store print object at the given position
     if (defined $obj_idx) {
diff --git a/lib/Slic3r/Print/Object.pm b/lib/Slic3r/Print/Object.pm
index 2e9f3dfe0..600a0dcc8 100644
--- a/lib/Slic3r/Print/Object.pm
+++ b/lib/Slic3r/Print/Object.pm
@@ -13,7 +13,7 @@ has 'print'             => (is => 'ro', weak_ref => 1, required => 1);
 has 'model_object'      => (is => 'ro', required => 1);
 has 'region_volumes'    => (is => 'rw', default => sub { [] });  # by region_id
 has 'copies'            => (is => 'ro');  # Slic3r::Point objects in scaled G-code coordinates
-has 'config'            => (is => 'rw', required => 1);  # Slic3r::Config::PrintObject
+has 'config'            => (is => 'ro', default => sub { Slic3r::Config::PrintObject->new });
 has 'layer_height_ranges' => (is => 'rw', default => sub { [] }); # [ z_min, z_max, layer_height ]
 
 has 'size'              => (is => 'rw'); # XYZ in scaled coordinates
@@ -273,8 +273,8 @@ sub slice {
     }
     
     # simplify slices if required
-    if ($self->config->resolution) {
-        $self->_simplify_slices(scale($self->config->resolution));
+    if ($self->print->config->resolution) {
+        $self->_simplify_slices(scale($self->print->config->resolution));
     }
 }
 
@@ -288,8 +288,11 @@ sub make_perimeters {
     # but we don't generate any extra perimeter if fill density is zero, as they would be floating
     # inside the object - infill_only_where_needed should be the method of choice for printing
     # hollow objects
-    if ($self->config->extra_perimeters && $self->config->perimeters > 0 && $self->config->fill_density > 0) {
-        for my $region_id (0 .. ($self->print->regions_count-1)) {
+    for my $region_id (0 .. ($self->print->regions_count-1)) {
+        my $region = $self->print->regions->[$region_id];
+        my $region_perimeters = $region->config->perimeters;
+        
+        if ($region->config->extra_perimeters && $region_perimeters > 0 && $region->config->fill_density > 0) {
             for my $layer_id (0 .. $self->layer_count-2) {
                 my $layerm          = $self->layers->[$layer_id]->regions->[$region_id];
                 my $upper_layerm    = $self->layers->[$layer_id+1]->regions->[$region_id];
@@ -298,7 +301,7 @@ sub make_perimeters {
                 my $overlap = $perimeter_spacing;  # one perimeter
                 
                 my $diff = diff(
-                    offset([ map @{$_->expolygon}, @{$layerm->slices} ], -($self->config->perimeters * $perimeter_spacing)),
+                    offset([ map @{$_->expolygon}, @{$layerm->slices} ], -($region_perimeters * $perimeter_spacing)),
                     offset([ map @{$_->expolygon}, @{$upper_layerm->slices} ], -$overlap),
                 );
                 next if !@$diff;
@@ -322,8 +325,8 @@ sub make_perimeters {
                         # of our slice
                         $extra_perimeters++;
                         my $hypothetical_perimeter = diff(
-                            offset($slice->expolygon->arrayref, -($perimeter_spacing * ($self->config->perimeters + $extra_perimeters-1))),
-                            offset($slice->expolygon->arrayref, -($perimeter_spacing * ($self->config->perimeters + $extra_perimeters))),
+                            offset($slice->expolygon->arrayref, -($perimeter_spacing * ($region_perimeters + $extra_perimeters-1))),
+                            offset($slice->expolygon->arrayref, -($perimeter_spacing * ($region_perimeters + $extra_perimeters))),
                         );
                         last CYCLE if !@$hypothetical_perimeter;  # no extra perimeter is possible
                         
@@ -339,7 +342,7 @@ sub make_perimeters {
     }
     
     Slic3r::parallelize(
-        threads => $self->config->threads,
+        threads => $self->print->config->threads,
         items => sub { 0 .. ($self->layer_count-1) },
         thread_cb => sub {
             my $q = shift;
@@ -376,7 +379,7 @@ sub detect_surfaces_type {
                 );
                 
                 # collapse very narrow parts (using the safety offset in the diff is not enough)
-                my $offset = $layerm->perimeter_flow->scaled_width / 10;
+                my $offset = $layerm->flow(FLOW_ROLE_PERIMETER)->scaled_width / 10;
                 return map Slic3r::Surface->new(expolygon => $_, surface_type => $result_type),
                     @{ offset2_ex($diff, -$offset, +$offset) };
             };
@@ -609,8 +612,8 @@ sub discover_horizontal_shells {
         for (my $i = 0; $i < $self->layer_count; $i++) {
             my $layerm = $self->layers->[$i]->regions->[$region_id];
             
-            if ($self->config->solid_infill_every_layers && $self->config->fill_density > 0
-                && ($i % $self->config->solid_infill_every_layers) == 0) {
+            if ($layerm->config->solid_infill_every_layers && $layerm->config->fill_density > 0
+                && ($i % $layerm->config->solid_infill_every_layers) == 0) {
                 $_->surface_type(S_TYPE_INTERNALSOLID) for @{$layerm->fill_surfaces->filter_by_type(S_TYPE_INTERNAL)};
             }
             
@@ -632,8 +635,8 @@ sub discover_horizontal_shells {
                 Slic3r::debugf "Layer %d has %s surfaces\n", $i, ($type == S_TYPE_TOP) ? 'top' : 'bottom';
                 
                 my $solid_layers = ($type == S_TYPE_TOP)
-                    ? $self->config->top_solid_layers
-                    : $self->config->bottom_solid_layers;
+                    ? $layerm->config->top_solid_layers
+                    : $layerm->config->bottom_solid_layers;
                 NEIGHBOR: for (my $n = ($type == S_TYPE_TOP) ? $i-1 : $i+1; 
                         abs($n - $i) <= $solid_layers-1; 
                         ($type == S_TYPE_TOP) ? $n-- : $n++) {
@@ -668,7 +671,7 @@ sub discover_horizontal_shells {
                         # get a triangle in $too_narrow; if we grow it below then the shell
                         # would have a different shape from the external surface and we'd still
                         # have the same angle, so the next shell would be grown even more and so on.
-                        my $margin = 3 * $layerm->solid_infill_flow->scaled_width; # require at least this size
+                        my $margin = 3 * $layerm->flow(FLOW_ROLE_SOLID_INFILL)->scaled_width; # require at least this size
                         my $too_narrow = diff(
                             $new_internal_solid,
                             offset2($new_internal_solid, -$margin, +$margin, CLIPPER_OFFSET_SCALE, JT_MITER, 5),
@@ -677,7 +680,7 @@ sub discover_horizontal_shells {
                         
                         # if some parts are going to collapse, use a different strategy according to fill density
                         if (@$too_narrow) {
-                            if ($self->config->fill_density > 0) {
+                            if ($layerm->config->fill_density > 0) {
                                 # if we have internal infill, grow the collapsing parts and add the extra area to 
                                 # the neighbor layer as well as to our original surfaces so that we support this 
                                 # additional area in the next shell too
@@ -741,13 +744,16 @@ sub discover_horizontal_shells {
 # combine fill surfaces across layers
 sub combine_infill {
     my $self = shift;
-    return unless $self->config->infill_every_layers > 1 && $self->config->fill_density > 0;
-    my $every = $self->config->infill_every_layers;
+    
+    return unless defined first { $_->config->infill_every_layers > 1 && $_->config->fill_density > 0 } @{$self->print->regions};
     
     my $layer_count = $self->layer_count;
     my @layer_heights = map $self->layers->[$_]->height, 0 .. $layer_count-1;
     
     for my $region_id (0 .. ($self->print->regions_count-1)) {
+        my $region = $self->print->regions->[$region_id];
+        my $every = $region->config->infill_every_layers;
+        
         # limit the number of combined layers to the maximum height allowed by this regions' nozzle
         my $nozzle_diameter = $self->print->regions->[$region_id]->extruders->{infill}->nozzle_diameter;
         
@@ -805,7 +811,7 @@ sub combine_infill {
                      + $layerms[-1]->perimeter_flow->scaled_width / 2
                      # Because fill areas for rectilinear and honeycomb are grown 
                      # later to overlap perimeters, we need to counteract that too.
-                     + (($type == S_TYPE_INTERNALSOLID || $self->config->fill_pattern =~ /(rectilinear|honeycomb)/)
+                     + (($type == S_TYPE_INTERNALSOLID || $region->config->fill_pattern =~ /(rectilinear|honeycomb)/)
                        ? $layerms[-1]->solid_infill_flow->scaled_width * &Slic3r::INFILL_OVERLAP_OVER_SPACING
                        : 0)
                      )}, @$intersection;
diff --git a/lib/Slic3r/Print/Region.pm b/lib/Slic3r/Print/Region.pm
index 2b5d445de..4cb929e0b 100644
--- a/lib/Slic3r/Print/Region.pm
+++ b/lib/Slic3r/Print/Region.pm
@@ -8,7 +8,7 @@ use Slic3r::Flow ':roles';
 # sharing the same config (including the same assigned extruder(s))
 
 has 'print'             => (is => 'ro', required => 1, weak_ref => 1);
-has 'config'            => (is => 'ro', required => 1);  # Slic3r::Config::RegionConfig
+has 'config'            => (is => 'ro', default => sub { Slic3r::Config::PrintRegion->new});
 
 sub flow {
     my ($self, $role, $layer_height, $bridge, $first_layer, $width) = @_;
@@ -21,7 +21,7 @@ sub flow {
     if (!defined $config_width) {
         # get extrusion width from configuration
         # (might be an absolute value, or a percent value, or zero for auto)
-        if ($first_layer && $self->config->first_layer_extrusion_width != 0) {
+        if ($first_layer && $self->config->first_layer_extrusion_width ne '0') {
             $config_width = $self->config->first_layer_extrusion_width;
         } elsif ($role == FLOW_ROLE_PERIMETER) {
             $config_width = $self->config->perimeter_extrusion_width;
@@ -40,9 +40,9 @@ sub flow {
     # to the flow role requested
     my $extruder;  # 1-based
     if ($role == FLOW_ROLE_PERIMETER) {
-        $config_width = $self->config->perimeter_extruder;
+        $extruder = $self->config->perimeter_extruder;
     } elsif ($role == FLOW_ROLE_INFILL || $role == FLOW_ROLE_SOLID_INFILL || $role == FLOW_ROLE_TOP_SOLID_INFILL) {
-        $config_width = $self->config->infill_extruder;
+        $extruder = $self->config->infill_extruder;
     } else {
         die "Unknown role $role";
     }
diff --git a/xs/src/PrintConfig.hpp b/xs/src/PrintConfig.hpp
index 0c9678206..4643c8b70 100644
--- a/xs/src/PrintConfig.hpp
+++ b/xs/src/PrintConfig.hpp
@@ -956,7 +956,6 @@ class PrintObjectConfig : public virtual StaticConfig
         if (opt_key == "support_material_speed")                     return &this->support_material_speed;
         if (opt_key == "support_material_threshold")                 return &this->support_material_threshold;
         
-        if (create) throw "Attempt to create non-existing option in StaticConfig object";
         return NULL;
     };
 };
@@ -1039,7 +1038,6 @@ class PrintRegionConfig : public virtual StaticConfig
         if (opt_key == "top_infill_extrusion_width")                 return &this->top_infill_extrusion_width;
         if (opt_key == "top_solid_layers")                           return &this->top_solid_layers;
         
-        if (create) throw "Attempt to create non-existing option in StaticConfig object";
         return NULL;
     };
 };
@@ -1332,7 +1330,6 @@ class PrintConfig : public virtual StaticConfig
         if (opt_key == "wipe")                                       return &this->wipe;
         if (opt_key == "z_offset")                                   return &this->z_offset;
         
-        if (create) throw "Attempt to create non-existing option in StaticConfig object";
         return NULL;
     };
 };
@@ -1345,7 +1342,15 @@ class DynamicPrintConfig : public DynamicConfig
     };
 };
 
-class FullPrintConfig : public PrintObjectConfig, public PrintRegionConfig, public PrintConfig {};
+class FullPrintConfig : public PrintObjectConfig, public PrintRegionConfig, public PrintConfig {
+    ConfigOption* option(const t_config_option_key opt_key, bool create = false) {
+        ConfigOption* opt;
+        if ((opt = PrintObjectConfig::option(opt_key, create)) != NULL) return opt;
+        if ((opt = PrintRegionConfig::option(opt_key, create)) != NULL) return opt;
+        if ((opt = PrintConfig::option(opt_key, create)) != NULL) return opt;
+        return NULL;
+    };
+};
 
 }
 
diff --git a/xs/t/15_config.t b/xs/t/15_config.t
index 699f115f8..4e8f6e68a 100644
--- a/xs/t/15_config.t
+++ b/xs/t/15_config.t
@@ -6,7 +6,7 @@ use warnings;
 use Slic3r::XS;
 use Test::More tests => 79;
 
-foreach my $config (Slic3r::Config->new, Slic3r::Config::Print->new) {
+foreach my $config (Slic3r::Config->new, Slic3r::Config::Full->new) {
     $config->set('layer_height', 0.3);
     ok abs($config->get('layer_height') - 0.3) < 1e-4, 'set/get float';
     is $config->serialize('layer_height'), '0.3', 'serialize float';
@@ -94,13 +94,13 @@ foreach my $config (Slic3r::Config->new, Slic3r::Config::Print->new) {
     # test that no crash happens when using set_deserialize() with a key that hasn't been set() yet
     $config->set_deserialize('filament_diameter', '3');
     
-    my $config2 = Slic3r::Config::Print->new;
+    my $config2 = Slic3r::Config::Full->new;
     $config2->apply_dynamic($config);
     is $config2->get('perimeters'), 2, 'apply_dynamic';
 }
 
 {
-    my $config = Slic3r::Config::Print->new;
+    my $config = Slic3r::Config::Full->new;
     my $config2 = Slic3r::Config->new;
     $config2->apply_static($config);
     is $config2->get('perimeters'), Slic3r::Config::print_config_def()->{perimeters}{default}, 'apply_static and print_config_def';
diff --git a/xs/xsp/Config.xsp b/xs/xsp/Config.xsp
index 80b00c116..5c3966e13 100644
--- a/xs/xsp/Config.xsp
+++ b/xs/xsp/Config.xsp
@@ -15,7 +15,8 @@
     void set_deserialize(t_config_option_key opt_key, std::string str);
     std::string serialize(t_config_option_key opt_key);
     double get_abs_value(t_config_option_key opt_key);
-    double get_abs_value(t_config_option_key opt_key, double ratio_over);
+    %name{get_abs_value_over}
+        double get_abs_value(t_config_option_key opt_key, double ratio_over);
     void apply(DynamicPrintConfig* other)
         %code{% THIS->apply(*other, true); %};
     void apply_static(PrintConfig* other)
@@ -34,16 +35,17 @@
     void set_deserialize(t_config_option_key opt_key, std::string str);
     std::string serialize(t_config_option_key opt_key);
     double get_abs_value(t_config_option_key opt_key);
-    double get_abs_value(t_config_option_key opt_key, double ratio_over);
+    %name{get_abs_value_over}
+        double get_abs_value(t_config_option_key opt_key, double ratio_over);
     void apply_dynamic(DynamicPrintConfig* other)
         %code{% THIS->apply(*other, true); %};
     std::vector<std::string> get_keys()
         %code{% THIS->keys(&RETVAL); %};
 };
 
-%name{Slic3r::Config::Print} class PrintConfig {
-    PrintConfig();
-    ~PrintConfig();
+%name{Slic3r::Config::PrintRegion} class PrintRegionConfig {
+    PrintRegionConfig();
+    ~PrintRegionConfig();
     bool has(t_config_option_key opt_key);
     SV* as_hash();
     SV* get(t_config_option_key opt_key);
@@ -51,16 +53,19 @@
     void set_deserialize(t_config_option_key opt_key, std::string str);
     std::string serialize(t_config_option_key opt_key);
     double get_abs_value(t_config_option_key opt_key);
-    double get_abs_value(t_config_option_key opt_key, double ratio_over);
+    %name{get_abs_value_over}
+        double get_abs_value(t_config_option_key opt_key, double ratio_over);
+    void apply(PrintRegionConfig* other)
+        %code{% THIS->apply(*other, true); %};
     void apply_dynamic(DynamicPrintConfig* other)
         %code{% THIS->apply(*other, true); %};
     std::vector<std::string> get_keys()
         %code{% THIS->keys(&RETVAL); %};
 };
 
-%name{Slic3r::Config::Print} class PrintConfig {
-    PrintConfig();
-    ~PrintConfig();
+%name{Slic3r::Config::PrintObject} class PrintObjectConfig {
+    PrintObjectConfig();
+    ~PrintObjectConfig();
     bool has(t_config_option_key opt_key);
     SV* as_hash();
     SV* get(t_config_option_key opt_key);
@@ -68,7 +73,30 @@
     void set_deserialize(t_config_option_key opt_key, std::string str);
     std::string serialize(t_config_option_key opt_key);
     double get_abs_value(t_config_option_key opt_key);
-    double get_abs_value(t_config_option_key opt_key, double ratio_over);
+    %name{get_abs_value_over}
+        double get_abs_value(t_config_option_key opt_key, double ratio_over);
+    void apply(PrintObjectConfig* other)
+        %code{% THIS->apply(*other, true); %};
+    void apply_dynamic(DynamicPrintConfig* other)
+        %code{% THIS->apply(*other, true); %};
+    std::vector<std::string> get_keys()
+        %code{% THIS->keys(&RETVAL); %};
+};
+
+%name{Slic3r::Config::Full} class FullPrintConfig {
+    FullPrintConfig();
+    ~FullPrintConfig();
+    bool has(t_config_option_key opt_key);
+    SV* as_hash();
+    SV* get(t_config_option_key opt_key);
+    void set(t_config_option_key opt_key, SV* value);
+    void set_deserialize(t_config_option_key opt_key, std::string str);
+    std::string serialize(t_config_option_key opt_key);
+    double get_abs_value(t_config_option_key opt_key);
+    %name{get_abs_value_over}
+        double get_abs_value(t_config_option_key opt_key, double ratio_over);
+    void apply(PrintObjectConfig* other)
+        %code{% THIS->apply(*other, true); %};
     void apply_dynamic(DynamicPrintConfig* other)
         %code{% THIS->apply(*other, true); %};
     std::vector<std::string> get_keys()
@@ -83,7 +111,8 @@ PROTOTYPES: DISABLE
 SV*
 print_config_def()
     CODE:
-        t_optiondef_map* def = &PrintConfigDef::def;
+        FullPrintConfig config;
+        t_optiondef_map* def = config.def;
         
         HV* options_hv = newHV();
         for (t_optiondef_map::iterator oit = def->begin(); oit != def->end(); ++oit) {
diff --git a/xs/xsp/my.map b/xs/xsp/my.map
index 7c370ac10..666cbf616 100644
--- a/xs/xsp/my.map
+++ b/xs/xsp/my.map
@@ -2,7 +2,10 @@ std::vector<Points::size_type>  T_STD_VECTOR_INT
 t_config_option_key T_STD_STRING
 
 DynamicPrintConfig*  O_OBJECT
+PrintObjectConfig*  O_OBJECT
+PrintRegionConfig*  O_OBJECT
 PrintConfig*  O_OBJECT
+FullPrintConfig*  O_OBJECT
 ZTable*         O_OBJECT
 TriangleMesh*         O_OBJECT
 Point*         O_OBJECT
diff --git a/xs/xsp/typemap.xspt b/xs/xsp/typemap.xspt
index eb6302e7d..25c4c4d12 100644
--- a/xs/xsp/typemap.xspt
+++ b/xs/xsp/typemap.xspt
@@ -9,7 +9,10 @@
 %typemap{AV*};
 %typemap{Point*};
 %typemap{DynamicPrintConfig*};
+%typemap{PrintObjectConfig*};
+%typemap{PrintRegionConfig*};
 %typemap{PrintConfig*};
+%typemap{FullPrintConfig*};
 %typemap{ExPolygon*};
 %typemap{ExPolygonCollection*};
 %typemap{Line*};