Merge branch 'master' into fs_dir_per_glyph_SPE-1597

src/CMakeLists.txt

@@ -49,26 +49,12 @@ if (SLIC3R_GUI)
 
     if (CMAKE_SYSTEM_NAME STREQUAL "Linux")
         set (wxWidgets_CONFIG_OPTIONS "--toolkit=gtk${SLIC3R_GTK}")
-        find_package(wxWidgets 3.2 QUIET COMPONENTS base core adv html gl)
-        if (NOT wxWidgets_FOUND)
-            message(FATAL_ERROR "Could not find wxWidgets >= 3.2")
-        endif ()
-
-        if (NOT "${wxWidgets_USE_FILE}" STREQUAL "")
-	    include(${wxWidgets_USE_FILE})
-        endif ()
-    else ()
-        find_package(wxWidgets 3.2 COMPONENTS html adv gl core base)
-        if (NOT wxWidgets_FOUND)
-            message(STATUS "Trying to find wxWidgets in CONFIG mode...")
-            find_package(wxWidgets 3.2 CONFIG REQUIRED COMPONENTS html adv gl core base)
-            slic3r_remap_configs(wx::wxhtml wx::wxadv wx::wxgl wx::wxcore wx::wxbase RelWithDebInfo Release)
-        else ()
-            if (NOT "${wxWidgets_USE_FILE}" STREQUAL "")
-                include(${wxWidgets_USE_FILE})
-            endif ()
-        endif ()
     endif ()
+    find_package(wxWidgets 3.2 MODULE REQUIRED COMPONENTS base core adv html gl)
+
+    include(${wxWidgets_USE_FILE})
+
+    slic3r_remap_configs(wx::wxhtml wx::wxadv wx::wxgl wx::wxcore wx::wxbase RelWithDebInfo Release)
 
     if(UNIX)
         message(STATUS "wx-config path: ${wxWidgets_CONFIG_EXECUTABLE}")

src/libslic3r/CSGMesh/CSGMesh.hpp

@@ -1,8 +1,10 @@
 #ifndef CSGMESH_HPP
 #define CSGMESH_HPP
 
+#include "libslic3r/Point.hpp"
+
 #include <libslic3r/AnyPtr.hpp>
-#include <admesh/stl.h>
+#include <libslic3r/TriangleMesh.hpp>
 
 namespace Slic3r { namespace csg {
 
@@ -81,6 +83,35 @@ struct CSGPart {
     {}
 };
 
+template<class Cont> bool is_all_positive(const Cont &csgmesh)
+{
+    bool is_all_pos =
+        std::all_of(csgmesh.begin(),
+                    csgmesh.end(),
+                    [](auto &part) {
+                        return csg::get_operation(part) == csg::CSGType::Union;
+                    });
+
+    return is_all_pos;
+}
+
+template<class Cont>
+indexed_triangle_set csgmesh_merge_positive_parts(const Cont &csgmesh)
+{
+    indexed_triangle_set m;
+    for (auto &csgpart : csgmesh) {
+        auto op = csg::get_operation(csgpart);
+        const indexed_triangle_set * pmesh = csg::get_mesh(csgpart);
+        if (pmesh && op == csg::CSGType::Union) {
+            indexed_triangle_set mcpy = *pmesh;
+            its_transform(mcpy, csg::get_transform(csgpart), true);
+            its_merge(m, mcpy);
+        }
+    }
+
+    return m;
+}
+
 }} // namespace Slic3r::csg
 
 #endif // CSGMESH_HPP

src/libslic3r/GCode/WipeTower.cpp

@@ -516,7 +516,7 @@ WipeTower::ToolChangeResult WipeTower::construct_tcr(WipeTowerWriter& writer,
 
 
 
-WipeTower::WipeTower(const PrintConfig& config, const std::vector<std::vector<float>>& wiping_matrix, size_t initial_tool) :
+WipeTower::WipeTower(const PrintConfig& config, const PrintRegionConfig& default_region_config, const std::vector<std::vector<float>>& wiping_matrix, size_t initial_tool) :
     m_semm(config.single_extruder_multi_material.value),
     m_wipe_tower_pos(config.wipe_tower_x, config.wipe_tower_y),
     m_wipe_tower_width(float(config.wipe_tower_width)),
@@ -530,6 +530,8 @@ WipeTower::WipeTower(const PrintConfig& config, const std::vector<std::vector<fl
     m_no_sparse_layers(config.wipe_tower_no_sparse_layers),
     m_gcode_flavor(config.gcode_flavor),
     m_travel_speed(config.travel_speed),
+    m_infill_speed(default_region_config.infill_speed),
+    m_perimeter_speed(default_region_config.perimeter_speed),
     m_current_tool(initial_tool),
     wipe_volumes(wiping_matrix)
 {
@@ -541,6 +543,13 @@ WipeTower::WipeTower(const PrintConfig& config, const std::vector<std::vector<fl
     if (m_first_layer_speed == 0.f) // just to make sure autospeed doesn't break it.
         m_first_layer_speed = default_speed / 2.f;
 
+    // Autospeed may be used...
+    if (m_infill_speed == 0.f)
+        m_infill_speed = 80.f;
+    if (m_perimeter_speed == 0.f)
+        m_perimeter_speed = 80.f;
+
+
     // If this is a single extruder MM printer, we will use all the SE-specific config values.
     // Otherwise, the defaults will be used to turn off the SE stuff.
     if (m_semm) {
@@ -1034,7 +1043,7 @@ void WipeTower::toolchange_Wipe(
 	float x_to_wipe = volume_to_length(wipe_volume, m_perimeter_width, m_layer_height);
 	float dy = m_extra_spacing*m_perimeter_width;
 
-    const float target_speed = is_first_layer() ? m_first_layer_speed * 60.f : 4800.f;
+    const float target_speed = is_first_layer() ? m_first_layer_speed * 60.f : m_infill_speed * 60.f;
     float wipe_speed = 0.33f * target_speed;
 
     // if there is less than 2.5*m_perimeter_width to the edge, advance straightaway (there is likely a blob anyway)
@@ -1103,7 +1112,7 @@ WipeTower::ToolChangeResult WipeTower::finish_layer()
 
 	// Slow down on the 1st layer.
     bool first_layer = is_first_layer();
-    float feedrate = first_layer ? m_first_layer_speed * 60.f : 2900.f;
+    float feedrate = first_layer ? m_first_layer_speed * 60.f : m_infill_speed * 60.f;
 	float current_depth = m_layer_info->depth - m_layer_info->toolchanges_depth();
     box_coordinates fill_box(Vec2f(m_perimeter_width, m_layer_info->depth-(current_depth-m_perimeter_width)),
                              m_wipe_tower_width - 2 * m_perimeter_width, current_depth-m_perimeter_width);
@@ -1203,7 +1212,7 @@ WipeTower::ToolChangeResult WipeTower::finish_layer()
         // First generate vector of annotated point which form the boundary.
         std::vector<std::pair<Vec2f, Type>> pts = {{wt_box.ru, Corner}};        
         if (double alpha_start = std::asin((0.5*w)/r); ! std::isnan(alpha_start) && r > 0.5*w+0.01) {
-            for (double alpha = alpha_start; alpha < M_PI-alpha_start+0.001; alpha+=(M_PI-2*alpha_start) / 20.)
+            for (double alpha = alpha_start; alpha < M_PI-alpha_start+0.001; alpha+=(M_PI-2*alpha_start) / 40.)
                 pts.emplace_back(Vec2f(center.x() + r*std::cos(alpha)/support_scale, center.y() + r*std::sin(alpha)), alpha == alpha_start ? ArcStart : Arc);
             pts.back().second = ArcEnd;
         }        
@@ -1285,6 +1294,8 @@ WipeTower::ToolChangeResult WipeTower::finish_layer()
         return poly;
     };
 
+    feedrate = first_layer ? m_first_layer_speed * 60.f : m_perimeter_speed * 60.f;
+
     // outer contour (always)
     bool infill_cone = first_layer && m_wipe_tower_width > 2*spacing && m_wipe_tower_depth > 2*spacing;
     Polygon poly = supported_rectangle(wt_box, feedrate, infill_cone);

src/libslic3r/GCode/WipeTower.hpp

@@ -14,6 +14,7 @@ namespace Slic3r
 
 class WipeTowerWriter;
 class PrintConfig;
+class PrintRegionConfig;
 enum GCodeFlavor : unsigned char;
 
 
@@ -129,7 +130,10 @@ public:
 	// y			-- y coordinates of wipe tower in mm ( left bottom corner )
 	// width		-- width of wipe tower in mm ( default 60 mm - leave as it is )
 	// wipe_area	-- space available for one toolchange in mm
-    WipeTower(const PrintConfig& config, const std::vector<std::vector<float>>& wiping_matrix, size_t initial_tool);
+    WipeTower(const PrintConfig& config,
+	          const PrintRegionConfig& default_region_config,
+			  const std::vector<std::vector<float>>& wiping_matrix,
+			  size_t initial_tool);
 
 
 	// Set the extruder properties.
@@ -269,6 +273,8 @@ private:
 	size_t m_max_color_changes 	= 0; 	// Maximum number of color changes per layer.
     int    m_old_temperature    = -1;   // To keep track of what was the last temp that we set (so we don't issue the command when not neccessary)
     float  m_travel_speed       = 0.f;
+	float  m_infill_speed       = 0.f;
+	float  m_perimeter_speed    = 0.f;
     float  m_first_layer_speed  = 0.f;
     size_t m_first_layer_idx    = size_t(-1);
 

src/libslic3r/PresetBundle.cpp

@@ -675,7 +675,9 @@ void PresetBundle::load_selections(AppConfig &config, const PresetPreferences& p
 void PresetBundle::export_selections(AppConfig &config)
 {
 	assert(this->printers.get_edited_preset().printer_technology() != ptFFF || extruders_filaments.size() >= 1);
-    assert(this->printers.get_edited_preset().printer_technology() != ptFFF || extruders_filaments.size() > 1 || filaments.get_selected_preset().alias == extruders_filaments.front().get_selected_preset()->alias);
+    // #ysFIXME_delete_after_test !All filament selections are always saved in extruder_filaments (for MM and SM printers),
+    // so there is no need to control a correspondence between filaments and extruders_filaments
+    //assert(this->printers.get_edited_preset().printer_technology() != ptFFF || extruders_filaments.size() > 1 || filaments.get_selected_preset().alias == extruders_filaments.front().get_selected_preset()->alias);
     config.clear_section("presets");
     config.set("presets", "print",        prints.get_selected_preset_name());
     config.set("presets", "filament", extruders_filaments.front().get_selected_preset_name());

src/libslic3r/Print.cpp

@@ -1453,7 +1453,7 @@ void Print::_make_wipe_tower()
     this->throw_if_canceled();
 
     // Initialize the wipe tower.
-    WipeTower wipe_tower(m_config, wipe_volumes, m_wipe_tower_data.tool_ordering.first_extruder());
+    WipeTower wipe_tower(m_config, m_default_region_config, wipe_volumes, m_wipe_tower_data.tool_ordering.first_extruder());
 
     //wipe_tower.set_retract();
     //wipe_tower.set_zhop();

src/libslic3r/PrintObject.cpp

@@ -814,15 +814,15 @@ bool PrintObject::invalidate_state_by_config_options(
             || opt_key == "overhang_speed_2"
             || opt_key == "overhang_speed_3"
             || opt_key == "external_perimeter_speed"
-            || opt_key == "infill_speed"
-            || opt_key == "perimeter_speed"
             || opt_key == "small_perimeter_speed"
             || opt_key == "solid_infill_speed"
             || opt_key == "top_solid_infill_speed") {
             invalidated |= m_print->invalidate_step(psGCodeExport);
         } else if (
                opt_key == "wipe_into_infill"
-            || opt_key == "wipe_into_objects") {
+            || opt_key == "wipe_into_objects"
+            || opt_key == "infill_speed"
+            || opt_key == "perimeter_speed") {
             invalidated |= m_print->invalidate_step(psWipeTower);
             invalidated |= m_print->invalidate_step(psGCodeExport);
         } else {
@@ -1539,21 +1539,33 @@ void PrintObject::discover_vertical_shells()
                             // Finally expand the infill a bit to remove tiny gaps between solid infill and the other regions.
                             narrow_sparse_infill_region_radius - tiny_overlap_radius, ClipperLib::jtSquare);
 
+                        Polygons object_volume;
                         Polygons internal_volume;
                         {
                             Polygons shrinked_bottom_slice = idx_layer > 0 ? to_polygons(m_layers[idx_layer - 1]->lslices) : Polygons{};
                             Polygons shrinked_upper_slice  = (idx_layer + 1) < m_layers.size() ?
                                                                  to_polygons(m_layers[idx_layer + 1]->lslices) :
                                                                  Polygons{};
-                            internal_volume                = intersection(shrinked_bottom_slice, shrinked_upper_slice);
+                            object_volume = intersection(shrinked_bottom_slice, shrinked_upper_slice);
+                            internal_volume = closing(polygonsInternal, SCALED_EPSILON);
                         }
 
-                        // The opening operation may cause scattered tiny drops on the smooth parts of the model, filter them out
+                        // The regularization operation may cause scattered tiny drops on the smooth parts of the model, filter them out
+                        // If the region checks both following conditions, it is removed:
+                        //   1. the area is very small,
+                        //      OR the area is quite small and it is fully wrapped in model (not visible)
+                        //      the in-model condition is there due to small sloping surfaces, e.g. top of the hull of the benchy
+                        //   2. the area does not fully cover an internal polygon
+                        //         This is there mainly for a very thin parts, where the solid layers would be missing if the part area is quite small
                         regularized_shell.erase(std::remove_if(regularized_shell.begin(), regularized_shell.end(),
-                                                               [&min_perimeter_infill_spacing, &internal_volume](const ExPolygon &p) {
-                                                                   return p.area() < min_perimeter_infill_spacing * scaled(1.5) ||
-                                                                          (p.area() < min_perimeter_infill_spacing * scaled(8.0) &&
-                                                                           diff(to_polygons(p), internal_volume).empty());
+                                                               [&internal_volume, &min_perimeter_infill_spacing,
+                                                                &object_volume](const ExPolygon &p) {
+                                                                   return (p.area() < min_perimeter_infill_spacing * scaled(1.5) ||
+                                                                           (p.area() < min_perimeter_infill_spacing * scaled(8.0) &&
+                                                                            diff(to_polygons(p), object_volume).empty())) &&
+                                                                          diff(internal_volume,
+                                                                               expand(to_polygons(p), min_perimeter_infill_spacing))
+                                                                                  .size() >= internal_volume.size();
                                                                }),
                                                 regularized_shell.end());
                     }

src/libslic3r/SLAPrintSteps.cpp

@@ -127,35 +127,6 @@ void SLAPrint::Steps::apply_printer_corrections(SLAPrintObject &po, SliceOrigin
     }
 }
 
-template<class Cont> bool is_all_positive(const Cont &csgmesh)
-{
-    bool is_all_pos =
-        std::all_of(csgmesh.begin(),
-                    csgmesh.end(),
-                    [](auto &part) {
-                        return csg::get_operation(part) == csg::CSGType::Union;
-                    });
-
-    return is_all_pos;
-}
-
-template<class Cont>
-static indexed_triangle_set csgmesh_merge_positive_parts(const Cont &csgmesh)
-{
-    indexed_triangle_set m;
-    for (auto &csgpart : csgmesh) {
-        auto op = csg::get_operation(csgpart);
-        const indexed_triangle_set * pmesh = csg::get_mesh(csgpart);
-        if (pmesh && op == csg::CSGType::Union) {
-            indexed_triangle_set mcpy = *pmesh;
-            its_transform(mcpy, csg::get_transform(csgpart), true);
-            its_merge(m, mcpy);
-        }
-    }
-
-    return m;
-}
-
 indexed_triangle_set SLAPrint::Steps::generate_preview_vdb(
     SLAPrintObject &po, SLAPrintObjectStep step)
 {

src/slic3r/GUI/DoubleSlider.cpp

@@ -2757,6 +2757,11 @@ bool TickCodeInfo::add_tick(const int tick, Type type, const int extruder, doubl
 
 bool TickCodeInfo::edit_tick(std::set<TickCode>::iterator it, double print_z)
 {
+    // Save previously value of the tick before the call a Dialog from get_... functions,
+    // otherwise a background process can change ticks values and current iterator wouldn't be valid for the moment of a Dialog close
+    // and PS will crash (see https://github.com/prusa3d/PrusaSlicer/issues/10941)
+    TickCode changed_tick = *it;
+
     std::string edited_value;
     if (it->type == ColorChange)
         edited_value = get_new_color(it->color);
@@ -2768,7 +2773,10 @@ bool TickCodeInfo::edit_tick(std::set<TickCode>::iterator it, double print_z)
     if (edited_value.empty())
         return false;
 
-    TickCode changed_tick = *it;
+    // Update iterator. For this moment its value can be invalid
+    if (it = ticks.find(changed_tick); it == ticks.end())
+        return false;
+
     if (it->type == ColorChange) {
         if (it->color == edited_value)
             return false;

src/slic3r/GUI/GLCanvas3D.cpp

@@ -4067,7 +4067,7 @@ void GLCanvas3D::do_move(const std::string& snapshot_type)
                 model_object->invalidate_bounding_box();
             }
         }
-        else if (v->is_wipe_tower)
+        else if (m_selection.is_wipe_tower() && v->is_wipe_tower)
             // Move a wipe tower proxy.
             wipe_tower_origin = v->get_volume_offset();
     }

src/slic3r/GUI/GUI_ObjectManipulation.cpp

@@ -503,6 +503,11 @@ void ObjectManipulation::Show(const bool show)
         }
         m_word_local_combo->Show(show_world_local_combo);
         m_empty_str->Show(!show_world_local_combo);
+
+        m_skew_label->Show(m_show_skew);
+        m_reset_skew_button->Show(m_show_skew);
+
+        m_parent->Layout();
     }
 }
 
@@ -795,15 +800,22 @@ void ObjectManipulation::update_reset_buttons_visibility()
         m_mirror_warning_bitmap->SetBitmap(show_mirror ? m_manifold_warning_bmp.bmp() : wxNullBitmap);
         m_mirror_warning_bitmap->SetMinSize(show_mirror ? m_manifold_warning_bmp.GetSize() : wxSize(0, 0));
         m_mirror_warning_bitmap->SetToolTip(show_mirror ? _L("Left handed") : "");
-        m_reset_skew_button->Show(show_skew);
-        m_skew_label->Show(show_skew);
 
-        // Because of CallAfter we need to layout sidebar after Show/hide of reset buttons one more time
-        Sidebar& panel = wxGetApp().sidebar();
-        if (!panel.IsFrozen()) {
-            panel.Freeze();
-            panel.Layout();
-            panel.Thaw();
+        if (m_show_skew == show_skew)
+            get_sizer()->Layout();
+        else {
+            // Call sidebar layout only if it's really needed,
+            // it means, when we show/hide additional line for skew information
+            m_show_skew = show_skew;
+            m_reset_skew_button->Show(m_show_skew);
+            m_skew_label->Show(m_show_skew);
+            // Because of CallAfter we need to layout sidebar after Show/hide of reset buttons one more time
+            Sidebar& panel = wxGetApp().sidebar();
+            if (!panel.IsFrozen()) {
+                panel.Freeze();
+                panel.Layout();
+                panel.Thaw();
+            }
         }
     });
 }

src/slic3r/GUI/GUI_ObjectManipulation.hpp

@@ -169,6 +169,7 @@ private:
     bool m_is_enabled                   { true };
     bool m_is_enabled_size_and_scale    { true };
 
+    bool m_show_skew                    { false };
 
 public:
     ObjectManipulation(wxWindow* parent);

src/slic3r/GUI/MeshUtils.cpp

@@ -465,14 +465,17 @@ bool MeshRaycaster::unproject_on_mesh(const Vec2d& mouse_pos, const Transform3d&
 
 
 
-bool MeshRaycaster::is_valid_intersection(Vec3d point, Vec3d direction, const Transform3d& trafo) const 
+bool MeshRaycaster::intersects_line(Vec3d point, Vec3d direction, const Transform3d& trafo) const 
 {
-    point = trafo.inverse() * point;
+    Transform3d trafo_inv = trafo.inverse();
+    Vec3d to = trafo_inv * (point + direction);
+    point = trafo_inv * point;
+    direction = (to-point).normalized();
 
     std::vector<AABBMesh::hit_result> hits      = m_emesh.query_ray_hits(point, direction);
     std::vector<AABBMesh::hit_result> neg_hits  = m_emesh.query_ray_hits(point, -direction);
 
-    return !hits.empty() && !neg_hits.empty();
+    return !hits.empty() || !neg_hits.empty();
 }
 
 

src/slic3r/GUI/MeshUtils.hpp

@@ -187,7 +187,9 @@ public:
     
     const AABBMesh &get_aabb_mesh() const { return m_emesh; }
 
-    bool is_valid_intersection(Vec3d point, Vec3d direction, const Transform3d& trafo) const;
+    // Given a point and direction in world coords, returns whether the respective line
+    // intersects the mesh if it is transformed into world by trafo.
+    bool intersects_line(Vec3d point, Vec3d direction, const Transform3d& trafo) const;
 
     // Given a vector of points in woorld coordinates, this returns vector
     // of indices of points that are visible (i.e. not cut by clipping plane

src/slic3r/GUI/Plater.cpp

@@ -1276,9 +1276,11 @@ void Sidebar::show_info_sizer()
 {
     Selection& selection = wxGetApp().plater()->canvas3D()->get_selection();
     ModelObjectPtrs objects = p->plater->model().objects;
-    int obj_idx = selection.get_object_idx();
+    const int obj_idx = selection.get_object_idx();
+    const int inst_idx = selection.get_instance_idx();
 
     if (m_mode < comExpert || objects.empty() || obj_idx < 0 || int(objects.size()) <= obj_idx ||
+        inst_idx < 0 || int(objects[obj_idx]->instances.size()) <= inst_idx ||
         objects[obj_idx]->volumes.empty() ||                                            // hack to avoid crash when deleting the last object on the bed
         (selection.is_single_full_object() && objects[obj_idx]->instances.size()> 1) ||
         !(selection.is_single_full_instance() || selection.is_single_volume())) {
@@ -1288,9 +1290,6 @@ void Sidebar::show_info_sizer()
 
     const ModelObject* model_object = objects[obj_idx];
 
-    int inst_idx = selection.get_instance_idx();
-    assert(inst_idx >= 0);
-
     bool imperial_units = wxGetApp().app_config->get_bool("use_inches");
     double koef = imperial_units ? ObjectManipulation::mm_to_in : 1.0f;
 
@@ -6471,9 +6470,12 @@ void Plater::export_stl_obj(bool extended, bool selection_only)
         csg::model_to_csgmesh(mo, Transform3d::Identity(), std::back_inserter(csgmesh),
                               csg::mpartsPositive | csg::mpartsNegative | csg::mpartsDoSplits);
 
-        if (csg::check_csgmesh_booleans(range(csgmesh)) == csgmesh.end()) {
+        auto csgrange = range(csgmesh);
+        if (csg::is_all_positive(csgrange)) {
+            mesh = TriangleMesh{csg::csgmesh_merge_positive_parts(csgrange)};
+        } else if (csg::check_csgmesh_booleans(csgrange) == csgrange.end()) {
             try {
-                auto cgalm = csg::perform_csgmesh_booleans(range(csgmesh));
+                auto cgalm = csg::perform_csgmesh_booleans(csgrange);
                 mesh = MeshBoolean::cgal::cgal_to_triangle_mesh(*cgalm);
             } catch (...) {}
         }
@@ -7130,7 +7132,9 @@ void Plater::force_filament_cb_update()
 
     // Update preset comboboxes on sidebar and filaments tab
     p->sidebar->update_presets(Preset::TYPE_FILAMENT);
-    wxGetApp().get_tab(Preset::TYPE_FILAMENT)->select_preset(wxGetApp().preset_bundle->filaments.get_selected_preset_name());
+
+    TabFilament* tab = dynamic_cast<TabFilament*>(wxGetApp().get_tab(Preset::TYPE_FILAMENT));
+    tab->select_preset(wxGetApp().preset_bundle->extruders_filaments[tab->get_active_extruder()].get_selected_preset_name());
 }
 
 void Plater::force_print_bed_update()