Merge branch 'master' into fs_dir_per_glyph

src/libslic3r/Arrange.hpp

@@ -1,9 +1,9 @@
 #ifndef ARRANGE_HPP
 #define ARRANGE_HPP
 
-#include "ExPolygon.hpp"
-
 #include <boost/variant.hpp>
+
+#include <libslic3r/ExPolygon.hpp>
 #include <libslic3r/BoundingBox.hpp>
 
 namespace Slic3r {

src/libslic3r/PlaceholderParser.cpp

@@ -882,14 +882,20 @@ namespace client
                 }
             }
             if (opt == nullptr)
-                ctx->throw_exception("Variable does not exist", IteratorRange(opt_key.begin(), opt_key.end()));
-            if (opt->is_scalar())
+                ctx->throw_exception("Variable does not exist", opt_key);
+            if (opt->is_scalar()) {
+                if (opt->is_nil())
+                    ctx->throw_exception("Trying to reference an undefined (nil) optional variable", opt_key);
                 output = opt->serialize();
-            else {
+            } else {
                 const ConfigOptionVectorBase *vec = static_cast<const ConfigOptionVectorBase*>(opt);
                 if (vec->empty())
                     ctx->throw_exception("Indexing an empty vector variable", opt_key);
-                output = vec->vserialize()[(idx >= vec->size()) ? 0 : idx];
+                if (idx >= vec->size())
+                    idx = 0;
+                if (vec->is_nil(idx))
+                    ctx->throw_exception("Trying to reference an undefined (nil) element of vector of optional values", opt_key);
+                output = vec->vserialize()[idx];
             }
         }
 
@@ -917,7 +923,7 @@ namespace client
                 ctx->throw_exception("Trying to index a scalar variable", opt_key);
             const ConfigOptionVectorBase *vec = static_cast<const ConfigOptionVectorBase*>(opt);
             if (vec->empty())
-                ctx->throw_exception("Indexing an empty vector variable", IteratorRange(opt_key.begin(), opt_key.end()));
+                ctx->throw_exception("Indexing an empty vector variable", opt_key);
             const ConfigOption *opt_index = ctx->resolve_symbol(std::string(opt_vector_index.begin(), opt_vector_index.end()));
             if (opt_index == nullptr)
                 ctx->throw_exception("Variable does not exist", opt_key);
@@ -926,7 +932,11 @@ namespace client
 			int idx = opt_index->getInt();
 			if (idx < 0)
                 ctx->throw_exception("Negative vector index", opt_key);
-			output = vec->vserialize()[(idx >= (int)vec->size()) ? 0 : idx];
+            if (idx >= (int)vec->size())
+                idx = 0;
+            if (vec->is_nil(idx))
+                ctx->throw_exception("Trying to reference an undefined (nil) element of vector of optional values", opt_key);
+			output = vec->vserialize()[idx];
         }
 
         static void resolve_variable(
@@ -976,6 +986,9 @@ namespace client
 
             assert(opt.opt->is_scalar());
 
+            if (opt.opt->is_nil())
+                ctx->throw_exception("Trying to reference an undefined (nil) optional variable", opt.it_range);
+
             switch (opt.opt->type()) {
             case coFloat:   output.set_d(opt.opt->getFloat());   break;
             case coInt:     output.set_i(opt.opt->getInt());     break;
@@ -1041,6 +1054,8 @@ namespace client
             if (vec->empty())
                 ctx->throw_exception("Indexing an empty vector variable", opt.it_range);
             size_t idx = (opt.index < 0) ? 0 : (opt.index >= int(vec->size())) ? 0 : size_t(opt.index);
+            if (vec->is_nil(idx))
+                ctx->throw_exception("Trying to reference an undefined (nil) element of vector of optional values", opt.it_range);
             switch (opt.opt->type()) {
             case coFloats:   output.set_d(static_cast<const ConfigOptionFloats*>(opt.opt)->values[idx]); break;
             case coInts:     output.set_i(static_cast<const ConfigOptionInts*>(opt.opt)->values[idx]); break;
@@ -1434,6 +1449,8 @@ namespace client
             assert(lhs.opt->is_vector());
             if (rhs.has_index() || ! rhs.opt->is_vector())
                 ctx->throw_exception("Cannot assign scalar to a vector", lhs.it_range);
+            if (rhs.opt->is_nil())
+                ctx->throw_exception("Some elements of the right hand side vector variable of optional values are undefined (nil)", rhs.it_range);
             if (lhs.opt->type() != rhs.opt->type()) {
                 // Vector types are not compatible.
                 switch (lhs.opt->type()) {
@@ -1470,6 +1487,8 @@ namespace client
                 if (rhs.has_index() || ! rhs.opt->is_vector())
                     // Stop parsing, let the other rules resolve this case.
                     return false;
+                if (rhs.opt->is_nil())
+                    ctx->throw_exception("Some elements of the right hand side vector variable of optional values are undefined (nil)", rhs.it_range);
                 // Clone the vector variable.
                 std::unique_ptr<ConfigOption> opt_new;
                 if (one_of(rhs.opt->type(), { coFloats, coInts, coStrings, coBools }))

src/libslic3r/Support/TreeSupport.cpp

@@ -2970,7 +2970,7 @@ static void create_nodes_from_area(
                         assert(radius_increase >= 0);
                         double shift = (elem.state.result_on_layer - parent.state.result_on_layer).cast<double>().norm();
                         //FIXME this assert fails a lot. Is it correct?
-                        assert(shift < radius_increase + 2. * config.maximum_move_distance_slow);
+//                        assert(shift < radius_increase + 2. * config.maximum_move_distance_slow);
                     }
                 }
             }
@@ -2995,7 +2995,7 @@ static void create_nodes_from_area(
                     assert(radius_increase >= 0);
                     double shift = (elem.state.result_on_layer - parent.state.result_on_layer).cast<double>().norm();
                     //FIXME this assert fails a lot. Is it correct?
-                    assert(shift < radius_increase + 2. * config.maximum_move_distance_slow);
+//                    assert(shift < radius_increase + 2. * config.maximum_move_distance_slow);
                 }
             }
         }

src/slic3r/GUI/GCodeViewer.cpp

@@ -2354,13 +2354,23 @@ void GCodeViewer::refresh_render_paths(bool keep_sequential_current_first, bool
         size_t last = path_id;
 
         // check adjacent paths
-        while (first > 0 && path.sub_paths.front().first.position.isApprox(buffer.paths[first - 1].sub_paths.back().last.position)) {
+        while (first > 0) {
+            const Path& ref_path = buffer.paths[first - 1];
+            if (!path.sub_paths.front().first.position.isApprox(ref_path.sub_paths.back().last.position) ||
+                path.role != ref_path.role)
+                break;
+
+            path.sub_paths.front().first = ref_path.sub_paths.front().first;
             --first;
-            path.sub_paths.front().first = buffer.paths[first].sub_paths.front().first;
         }
-        while (last < buffer.paths.size() - 1 && path.sub_paths.back().last.position.isApprox(buffer.paths[last + 1].sub_paths.front().first.position)) {
+        while (last < buffer.paths.size() - 1) {
+            const Path& ref_path = buffer.paths[last + 1];
+            if (!path.sub_paths.back().last.position.isApprox(ref_path.sub_paths.front().first.position) ||
+                path.role != ref_path.role)
+                break;
+
+            path.sub_paths.back().last = ref_path.sub_paths.back().last;
             ++last;
-            path.sub_paths.back().last = buffer.paths[last].sub_paths.back().last;
         }
 
         const size_t min_s_id = m_layers.get_range_at(min_id).first;

src/slic3r/GUI/GUI_ObjectList.cpp

@@ -955,7 +955,7 @@ void ObjectList::list_manipulation(const wxPoint& mouse_pos, bool evt_context_me
 
     if (!item) {
         if (col == nullptr) {
-            if (wxOSX && !multiple_selection())
+            if (wxOSX)
                 UnselectAll();
             else if (!evt_context_menu) 
                 // Case, when last item was deleted and under GTK was called wxEVT_DATAVIEW_SELECTION_CHANGED,
@@ -972,11 +972,17 @@ void ObjectList::list_manipulation(const wxPoint& mouse_pos, bool evt_context_me
     if (wxOSX && item && col) {
         wxDataViewItemArray sels;
         GetSelections(sels);
-        UnselectAll();
-        if (sels.Count() > 1)
-            SetSelections(sels);
-        else
+        bool is_selection_changed = true;
+        for (const auto& sel_item : sels)
+            if (sel_item == item) {
+                // item is one oth the already selected items, so resection is no needed
+                is_selection_changed = false;
+                break;
+            }
+        if (is_selection_changed) {
+            UnselectAll();
             Select(item);
+        }
     }
 
     if (col != nullptr) 

src/slic3r/GUI/Gizmos/GLGizmoMove.cpp

@@ -67,23 +67,10 @@ bool GLGizmoMove3D::on_is_activable() const
 void GLGizmoMove3D::on_start_dragging()
 {
     assert(m_hover_id != -1);
-
     m_displacement = Vec3d::Zero();
-    const Selection& selection = m_parent.get_selection();
-    const ECoordinatesType coordinates_type = wxGetApp().obj_manipul()->get_coordinates_type();
-    if (coordinates_type == ECoordinatesType::World)
-        m_starting_drag_position = m_center + m_grabbers[m_hover_id].center;
-    else if (coordinates_type == ECoordinatesType::Local && selection.is_single_volume_or_modifier()) {
-        const GLVolume& v = *selection.get_first_volume();
-        m_starting_drag_position = m_center + v.get_instance_transformation().get_rotation_matrix() * v.get_volume_transformation().get_rotation_matrix() * m_grabbers[m_hover_id].center;
-    }
-    else {
-        const GLVolume& v = *selection.get_first_volume();
-        m_starting_drag_position = m_center + v.get_instance_transformation().get_rotation_matrix() * m_grabbers[m_hover_id].center;
-    }
+    m_starting_drag_position = m_grabbers[m_hover_id].matrix * m_grabbers[m_hover_id].center;
     m_starting_box_center = m_center;
-    m_starting_box_bottom_center = m_center;
-    m_starting_box_bottom_center.z() = m_bounding_box.min.z();
+    m_starting_box_bottom_center = Vec3d(m_center.x(), m_center.y(), m_bounding_box.min.z());
 }
 
 void GLGizmoMove3D::on_stop_dragging()
@@ -122,7 +109,8 @@ void GLGizmoMove3D::on_render()
     const auto& [box, box_trafo] = selection.get_bounding_box_in_current_reference_system();
     m_bounding_box = box;
     m_center = box_trafo.translation();
-    const Transform3d base_matrix = local_transform(m_parent.get_selection());
+    const Transform3d base_matrix = box_trafo;
+
     for (int i = 0; i < 3; ++i) {
         m_grabbers[i].matrix = base_matrix;
     }
@@ -230,10 +218,12 @@ void GLGizmoMove3D::on_render()
         if (shader != nullptr) {
             shader->start_using();
             shader->set_uniform("emission_factor", 0.1f);
+            glsafe(::glDisable(GL_CULL_FACE));
             // draw grabber
             const Vec3d box_size = m_bounding_box.size();
             const float mean_size = (float)((box_size.x() + box_size.y() + box_size.z()) / 3.0);
             m_grabbers[m_hover_id].render(true, mean_size);
+            glsafe(::glEnable(GL_CULL_FACE));
             shader->stop_using();
         }
     }

src/slic3r/GUI/Jobs/ArrangeJob.hpp

@@ -86,7 +86,7 @@ arrangement::ArrangePolygon get_arrange_poly(T obj, const Plater *plater)
     using ArrangePolygon = arrangement::ArrangePolygon;
 
     ArrangePolygon ap = obj.get_arrange_polygon();
-    ap.bed_idx        = ap.translation.x() / bed_stride(plater);
+    ap.bed_idx        = get_extents(ap.transformed_poly()).min.x() / bed_stride(plater);
     ap.setter         = [obj, plater](const ArrangePolygon &p) {
         if (p.is_arranged()) {
             Vec2d t = p.translation.cast<double>();

src/slic3r/GUI/Plater.cpp

@@ -6057,36 +6057,36 @@ void Plater::remove_selected()
     p->view3D->delete_selected();
 }
 
-void Plater::increase_instances(size_t num, int obj_idx, std::optional<Selection::ObjectIdxsToInstanceIdxsMap> selection_map)
+void Plater::increase_instances(size_t num, int obj_idx, int inst_idx)
 {
     if (! can_increase_instances()) { return; }
 
     Plater::TakeSnapshot snapshot(this, _L("Increase Instances"));
 
-    if (obj_idx < 0)
-        obj_idx = p->get_selected_object_idx();
-
     if (obj_idx < 0) {
-        if (const auto obj_idxs = get_selection().get_object_idxs(); !obj_idxs.empty()) {
-            // we need a copy made here because the selection changes at every call of increase_instances()
-            const Selection::ObjectIdxsToInstanceIdxsMap content = selection_map.has_value() ? *selection_map : p->get_selection().get_content();
-            for (const size_t obj_id : obj_idxs) {
-                increase_instances(1, int(obj_id), content);
+        obj_idx = p->get_selected_object_idx();
+        if (obj_idx < 0) {
+            // It's a case of increasing per 1 instance, when multiple objects are selected
+            if (const auto obj_idxs = get_selection().get_object_idxs(); !obj_idxs.empty()) {
+                // we need a copy made here because the selection changes at every call of increase_instances()
+                const Selection::ObjectIdxsToInstanceIdxsMap content = p->get_selection().get_content();
+                for (const size_t& obj_id : obj_idxs) {
+                    if (auto obj_it = content.find(int(obj_id)); obj_it != content.end())
+                        increase_instances(1, int(obj_id), *obj_it->second.rbegin());
+                }
             }
+            return;
         }
-        return;
     }
+    assert(obj_idx >= 0);
 
     ModelObject* model_object = p->model.objects[obj_idx];
-    int inst_idx = -1;
-    if (selection_map.has_value()) {
-        auto obj_it = selection_map->find(obj_idx);
-        if (obj_it != selection_map->end() && obj_it->second.size() == 1)
-            inst_idx = *obj_it->second.begin();
-    }
-    else
-        inst_idx = p->get_selected_instance_idx();
 
+    if (inst_idx < 0 && get_selected_object_idx() >= 0) {
+        inst_idx = get_selection().get_instance_idx();
+        if (0 > inst_idx || inst_idx >= int(model_object->instances.size()))
+            inst_idx = -1;
+    }
     ModelInstance* model_instance = (inst_idx >= 0) ? model_object->instances[inst_idx] : model_object->instances.back();
 
     bool was_one_instance = model_object->instances.size()==1;
@@ -6098,7 +6098,6 @@ void Plater::increase_instances(size_t num, int obj_idx, std::optional<Selection
         Geometry::Transformation trafo = model_instance->get_transformation();
         trafo.set_offset(offset_vec);
         model_object->add_instance(trafo);
-//        p->print.get_object(obj_idx)->add_copy(Slic3r::to_2d(offset_vec));
     }
 
     if (p->get_config_bool("autocenter"))
@@ -6182,11 +6181,16 @@ void Plater::set_number_of_copies()
         return;
     TakeSnapshot snapshot(this, wxString::Format(_L("Set numbers of copies to %d"), num));
 
-    for (const auto obj_idx : obj_idxs) {
+    // we need a copy made here because the selection changes at every call of increase_instances()
+    Selection::ObjectIdxsToInstanceIdxsMap content = p->get_selection().get_content();
+
+    for (const auto& obj_idx : obj_idxs) {
         ModelObject* model_object = p->model.objects[obj_idx];
         const int diff = num - (int)model_object->instances.size();
-        if (diff > 0)
-            increase_instances(diff, int(obj_idx));
+        if (diff > 0) {
+            if (auto obj_it = content.find(int(obj_idx)); obj_it != content.end())
+                increase_instances(diff, int(obj_idx), *obj_it->second.rbegin());
+        }
         else if (diff < 0)
             decrease_instances(-diff, int(obj_idx));
     }

src/slic3r/GUI/Plater.hpp

@@ -250,7 +250,7 @@ public:
     void reset_with_confirm();
     bool delete_object_from_model(size_t obj_idx);
     void remove_selected();
-    void increase_instances(size_t num = 1, int obj_idx = -1, std::optional<Selection::ObjectIdxsToInstanceIdxsMap> selection_map = std::nullopt);
+    void increase_instances(size_t num = 1, int obj_idx = -1, int inst_idx = -1);
     void decrease_instances(size_t num = 1, int obj_idx = -1);
     void set_number_of_copies();
     void fill_bed_with_instances();

src/slic3r/GUI/Selection.cpp

@@ -1593,6 +1593,7 @@ void Selection::render_sidebar_hints(const std::string& sidebar_field)
     shader->start_using();
 
     glsafe(::glEnable(GL_DEPTH_TEST));
+    glsafe(::glDisable(GL_CULL_FACE));
 
     const Transform3d base_matrix = Geometry::translation_transform(get_bounding_box().center());
     Transform3d orient_matrix = Transform3d::Identity();
@@ -1603,15 +1604,15 @@ void Selection::render_sidebar_hints(const std::string& sidebar_field)
     if (!boost::starts_with(sidebar_field, "layer")) {
         shader->set_uniform("emission_factor", 0.05f);
         if (is_single_full_instance() && !wxGetApp().obj_manipul()->is_world_coordinates()) {
-          orient_matrix = (*m_volumes)[*m_list.begin()]->get_instance_transformation().get_rotation_matrix();
-          axes_center = (*m_volumes)[*m_list.begin()]->get_instance_offset();
+            orient_matrix = (*m_volumes)[*m_list.begin()]->get_instance_transformation().get_rotation_matrix();
+            axes_center = (*m_volumes)[*m_list.begin()]->get_instance_offset();
         }
         else if (is_single_volume_or_modifier()) {
             if (!wxGetApp().obj_manipul()->is_world_coordinates()) {
                 if (wxGetApp().obj_manipul()->is_local_coordinates()) {
                     const GLVolume* v = (*m_volumes)[*m_list.begin()];
-                    orient_matrix = v->get_instance_transformation().get_rotation_matrix() * v->get_volume_transformation().get_rotation_matrix();
-                    axes_center = (*m_volumes)[*m_list.begin()]->world_matrix().translation();
+                    orient_matrix = get_bounding_box_in_current_reference_system().second;
+                    orient_matrix.translation() = Vec3d::Zero();
                 }
                 else {
                     orient_matrix = (*m_volumes)[*m_list.begin()]->get_instance_transformation().get_rotation_matrix();
@@ -1645,6 +1646,7 @@ void Selection::render_sidebar_hints(const std::string& sidebar_field)
             m_axes.render(Geometry::translation_transform(axes_center) * orient_matrix, 0.25f);
     }
 
+    glsafe(::glEnable(GL_CULL_FACE));
     shader->stop_using();
 }