Ensure bed shape is in correct orientation (#9350)

Fix #9345

This also fixes deltamaker's plate logo rendering:
![image](https://github.com/user-attachments/assets/517c9b3c-8eee-4081-a2bc-5913fe35328b)

And fix bed rendering issue for custom shaped bed without model:
![image](https://github.com/user-attachments/assets/9643413e-9b1c-4e74-afe8-edf2306e7021)


Also fix rendering of exclusion area that are defined in clockwise:
![image](https://github.com/user-attachments/assets/0949c1c3-6304-4ece-85c7-f3162249bf90)

src/OrcaSlicer.cpp

@@ -3081,7 +3081,7 @@ int CLI::run(int argc, char **argv)
         else {
             partplate_list.reset_size(old_printable_width, old_printable_depth, old_printable_height, false);
         }
-        partplate_list.set_shapes(current_printable_area, current_exclude_area, bed_texture, height_to_lid, height_to_rod);
+        partplate_list.set_shapes(make_counter_clockwise(current_printable_area), current_exclude_area, bed_texture, height_to_lid, height_to_rod);
         //plate_stride = partplate_list.plate_stride_x();
     }
 

src/libslic3r/BuildVolume.cpp

@@ -14,6 +14,7 @@ BuildVolume::BuildVolume(const std::vector<Vec2d> &printable_area, const double
     assert(printable_height >= 0);
 
     m_polygon     = Polygon::new_scale(printable_area);
+    assert(m_polygon.is_counter_clockwise());
 
     // Calcuate various metrics of the input polygon.
     m_convex_hull = Geometry::convex_hull(m_polygon.points);

src/libslic3r/ClipperUtils.cpp

@@ -1410,4 +1410,14 @@ ExPolygons variable_offset_inner_ex(const ExPolygon &expoly, const std::vector<s
 	return output;
 }
 
+Pointfs make_counter_clockwise(const Pointfs& pointfs)
+{
+    Pointfs ps = pointfs;
+    if (Polygon::new_scale(pointfs).is_clockwise()) {
+        std::reverse(ps.begin(), ps.end());
+    }
+
+    return ps;
+}
+
 }

src/libslic3r/ClipperUtils.hpp

@@ -661,6 +661,8 @@ Polygons  variable_offset_outer(const ExPolygon &expoly, const std::vector<std::
 ExPolygons variable_offset_outer_ex(const ExPolygon &expoly, const std::vector<std::vector<float>> &deltas, double miter_limit = 2.);
 ExPolygons variable_offset_inner_ex(const ExPolygon &expoly, const std::vector<std::vector<float>> &deltas, double miter_limit = 2.);
 
+Pointfs make_counter_clockwise(const Pointfs& pointfs);
+
 } // namespace Slic3r
 
 #endif // slic3r_ClipperUtils_hpp_

src/libslic3r/GCode/GCodeProcessor.cpp

@@ -831,7 +831,7 @@ void GCodeProcessor::apply_config(const DynamicPrintConfig& config)
 
     const ConfigOptionPoints* printable_area = config.option<ConfigOptionPoints>("printable_area");
     if (printable_area != nullptr)
-        m_result.printable_area = printable_area->values;
+        m_result.printable_area = make_counter_clockwise(printable_area->values);
 
     //BBS: add bed_exclude_area
     const ConfigOptionPoints* bed_exclude_area = config.option<ConfigOptionPoints>("bed_exclude_area");

src/libslic3r/PrintConfig.cpp

@@ -8117,15 +8117,15 @@ Points get_bed_shape(const DynamicPrintConfig &config)
         return {};
     }
 
-    return to_points(bed_shape_opt->values);
+    return to_points(make_counter_clockwise(bed_shape_opt->values));
 }
 
 Points get_bed_shape(const PrintConfig &cfg)
 {
-    return to_points(cfg.printable_area.values);
+    return to_points(make_counter_clockwise(cfg.printable_area.values));
 }
 
-Points get_bed_shape(const SLAPrinterConfig &cfg) { return to_points(cfg.printable_area.values); }
+Points get_bed_shape(const SLAPrinterConfig &cfg) { return to_points(make_counter_clockwise(cfg.printable_area.values)); }
 
 Polygon get_bed_shape_with_excluded_area(const PrintConfig& cfg)
 {

src/slic3r/GUI/3DBed.cpp

@@ -432,7 +432,7 @@ std::tuple<Bed3D::Type, std::string, std::string> Bed3D::detect_type(const Point
         while (curr != nullptr) {
             if (curr->config.has("printable_area")) {
                 std::string texture_filename, model_filename;
-                if (shape == dynamic_cast<const ConfigOptionPoints*>(curr->config.option("printable_area"))->values) {
+                if (shape == make_counter_clockwise(dynamic_cast<const ConfigOptionPoints*>(curr->config.option("printable_area"))->values)) {
                     if (curr->is_system)
                         model_filename = PresetUtils::system_printer_bed_model(*curr);
                     else {

src/slic3r/GUI/BedShapeDialog.cpp

@@ -20,9 +20,9 @@
 namespace Slic3r {
 namespace GUI {
 
-BedShape::BedShape(const ConfigOptionPoints& points)
+BedShape::BedShape(const Pointfs& points)
 {
-    m_build_volume = { points.values, 0. };
+    m_build_volume = { points, 0. };
 }
 
 static std::string get_option_label(BedShape::Parameter param)
@@ -130,7 +130,7 @@ void BedShape::apply_optgroup_values(ConfigOptionsGroupShp optgroup)
     }
 }
 
-void BedShapeDialog::build_dialog(const ConfigOptionPoints& default_pt, const ConfigOptionString& custom_texture, const ConfigOptionString& custom_model)
+void BedShapeDialog::build_dialog(const Pointfs& default_pt, const ConfigOptionString& custom_texture, const ConfigOptionString& custom_model)
 {
     SetFont(wxGetApp().normal_font());
 
@@ -172,10 +172,10 @@ void BedShapeDialog::on_dpi_changed(const wxRect &suggested_rect)
 const std::string BedShapePanel::NONE = "None";
 const std::string BedShapePanel::EMPTY_STRING = "";
 
-void BedShapePanel::build_panel(const ConfigOptionPoints& default_pt, const std::string& custom_texture, const std::string& custom_model)
+void BedShapePanel::build_panel(const Pointfs& default_pt, const std::string& custom_texture, const std::string& custom_model)
 {
     wxGetApp().UpdateDarkUI(this);
-    m_shape = default_pt.values;
+    m_shape = make_counter_clockwise(default_pt);
     m_custom_texture = custom_texture.empty() ? NONE : custom_texture;
     m_custom_model = custom_model.empty() ? NONE : custom_model;
 
@@ -240,7 +240,7 @@ void BedShapePanel::build_panel(const ConfigOptionPoints& default_pt, const std:
 
 	SetSizerAndFit(top_sizer);
 
-	set_shape(default_pt);
+	set_shape(m_shape);
 	update_preview();
 }
 
@@ -454,7 +454,7 @@ wxPanel* BedShapePanel::init_model_panel()
 // Deduce the bed shape type(rect, circle, custom)
 // This routine shall be smart enough if the user messes up
 // with the list of points in the ini file directly.
-void BedShapePanel::set_shape(const ConfigOptionPoints& points)
+void BedShapePanel::set_shape(const Pointfs& points)
 {
     BedShape shape(points);
 
@@ -463,7 +463,7 @@ void BedShapePanel::set_shape(const ConfigOptionPoints& points)
 
     // Copy the polygon to the canvas, make a copy of the array, if custom shape is selected
     if (shape.is_custom())
-        m_loaded_shape = points.values;
+        m_loaded_shape = points;
 
     update_shape();
 
@@ -580,6 +580,7 @@ void BedShapePanel::load_stl()
 	}
 
 	auto polygon = expolygons[0].contour;
+    polygon.make_counter_clockwise();
 	std::vector<Vec2d> points;
 	for (auto pt : polygon.points)
 		points.push_back(unscale(pt));

src/slic3r/GUI/BedShapeDialog.hpp

@@ -34,7 +34,7 @@ struct BedShape
         Diameter
     };
 
-    BedShape(const ConfigOptionPoints& points);
+    BedShape(const Pointfs& points);
 
     bool            is_custom() { return m_build_volume.type() == BuildVolume_Type::Convex || m_build_volume.type() == BuildVolume_Type::Custom; }
 
@@ -56,18 +56,18 @@ class BedShapePanel : public wxPanel
     static const std::string EMPTY_STRING;
 
 	Bed_2D*			   m_canvas;
-    std::vector<Vec2d> m_shape;
+    Pointfs            m_shape;
-    std::vector<Vec2d> m_loaded_shape;
+    Pointfs            m_loaded_shape;
     std::string        m_custom_texture;
     std::string        m_custom_model;
 
 public:
     BedShapePanel(wxWindow* parent) : wxPanel(parent, wxID_ANY), m_custom_texture(NONE), m_custom_model(NONE) {}
 
-    void build_panel(const ConfigOptionPoints& default_pt, const std::string& custom_texture, const std::string& custom_model);
+    void build_panel(const Pointfs& default_pt, const std::string& custom_texture, const std::string& custom_model);
 
     // Returns the resulting bed shape polygon. This value will be stored to the ini file.
-    const std::vector<Vec2d>& get_shape() const { return m_shape; }
+    const Pointfs&     get_shape() const { return m_shape; }
     const std::string& get_custom_texture() const { return (m_custom_texture != NONE) ? m_custom_texture : EMPTY_STRING; }
     const std::string& get_custom_model() const { return (m_custom_model != NONE) ? m_custom_model : EMPTY_STRING; }
 
@@ -76,7 +76,7 @@ private:
     void	    activate_options_page(ConfigOptionsGroupShp options_group);
     wxPanel*    init_texture_panel();
     wxPanel*    init_model_panel();
-    void		set_shape(const ConfigOptionPoints& points);
+    void		set_shape(const Pointfs& points);
     void		update_preview();
 	void		update_shape();
 	void		load_stl();
@@ -96,9 +96,9 @@ public:
 	BedShapeDialog(wxWindow* parent) : DPIDialog(parent, wxID_ANY, _(L("Bed Shape")),
         wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE) {}
 
-    void build_dialog(const ConfigOptionPoints& default_pt, const ConfigOptionString& custom_texture, const ConfigOptionString& custom_model);
+    void build_dialog(const Pointfs& default_pt, const ConfigOptionString& custom_texture, const ConfigOptionString& custom_model);
 
-    const std::vector<Vec2d>& get_shape() const { return m_panel->get_shape(); }
+    const Pointfs&     get_shape() const { return m_panel->get_shape(); }
     const std::string& get_custom_texture() const { return m_panel->get_custom_texture(); }
     const std::string& get_custom_model() const { return m_panel->get_custom_model(); }
 

src/slic3r/GUI/ConfigWizard.cpp

@@ -1278,7 +1278,7 @@ PageBedShape::PageBedShape(ConfigWizard* parent)
 {
     append_text(_L("Set the shape of your printer's bed."));
 
-    shape_panel->build_panel(*wizard_p()->custom_config->option<ConfigOptionPoints>("printable_area"),
+    shape_panel->build_panel(wizard_p()->custom_config->option<ConfigOptionPoints>("printable_area")->values,
         *wizard_p()->custom_config->option<ConfigOptionString>("bed_custom_texture"),
         *wizard_p()->custom_config->option<ConfigOptionString>("bed_custom_model"));
 

src/slic3r/GUI/PartPlate.cpp

@@ -2627,12 +2627,13 @@ void PartPlate::generate_exclude_polygon(ExPolygon &exclude_polygon)
 			exclude_polygon.contour.append({ scale_(p(0)), scale_(p(1)) });
 		}
 	}
+
+	exclude_polygon.contour.make_counter_clockwise();
 }
 
 bool PartPlate::set_shape(const Pointfs& shape, const Pointfs& exclude_areas, Vec2d position, float height_to_lid, float height_to_rod)
 {
 	Pointfs new_shape, new_exclude_areas;
-	m_raw_shape = shape;
 	for (const Vec2d& p : shape) {
 		new_shape.push_back(Vec2d(p.x() + position.x(), p.y() + position.y()));
 	}

src/slic3r/GUI/PartPlate.hpp

@@ -117,7 +117,6 @@ private:
 
     friend class PartPlateList;
 
-    Pointfs m_raw_shape;
     Pointfs m_shape;
     Pointfs m_exclude_area;
     BoundingBoxf3 m_bounding_box;

src/slic3r/GUI/Plater.cpp

@@ -13397,7 +13397,7 @@ void Plater::set_bed_shape() const
 //BBS: add bed exclude area
 void Plater::set_bed_shape(const Pointfs& shape, const Pointfs& exclude_area, const double printable_height, const std::string& custom_texture, const std::string& custom_model, bool force_as_custom) const
 {
-    p->set_bed_shape(shape, exclude_area, printable_height, custom_texture, custom_model, force_as_custom);
+    p->set_bed_shape(make_counter_clockwise(shape), exclude_area, printable_height, custom_texture, custom_model, force_as_custom);
 }
 
 void Plater::force_filament_colors_update()

src/slic3r/GUI/Tab.cpp

@@ -6060,7 +6060,7 @@ wxSizer* TabPrinter::create_bed_shape_widget(wxWindow* parent)
     btn->Bind(wxEVT_BUTTON, ([this](wxCommandEvent e) {
             bool  is_configed_by_BBL = PresetUtils::system_printer_bed_model(m_preset_bundle->printers.get_edited_preset()).size() > 0;
             BedShapeDialog dlg(this);
-            dlg.build_dialog(*m_config->option<ConfigOptionPoints>("printable_area"),
+            dlg.build_dialog(m_config->option<ConfigOptionPoints>("printable_area")->values,
                 *m_config->option<ConfigOptionString>("bed_custom_texture"),
                 *m_config->option<ConfigOptionString>("bed_custom_model"));
             if (dlg.ShowModal() == wxID_OK) {

src/slic3r/Utils/CalibUtils.cpp

@@ -990,7 +990,7 @@ bool CalibUtils::get_pa_k_n_value_by_cali_idx(const MachineObject *obj, int cali
 
 bool CalibUtils::process_and_store_3mf(Model *model, const DynamicPrintConfig &full_config, const Calib_Params &params, wxString &error_message)
 {
-    Pointfs bedfs         = full_config.opt<ConfigOptionPoints>("printable_area")->values;
+    Pointfs bedfs         = make_counter_clockwise(full_config.opt<ConfigOptionPoints>("printable_area")->values);
     double  print_height  = full_config.opt_float("printable_height");
     double  current_width = bedfs[2].x() - bedfs[0].x();
     double  current_depth = bedfs[2].y() - bedfs[0].y();