Merge branch 'master' of https://github.com/Prusa-Development/PrusaSlicerPrivate into et_sla_switch_view

resources/profiles/Rigid3D.idx

@@ -1,3 +1,5 @@
+min_slic3r_version = 2.6.0-alpha5
+1.0.1 General rework. Fix start gcodes.
 min_slic3r_version = 2.6.0-alpha0
 1.0.0 Initial Rigid3D bundle
 

resources/profiles/Rigid3D.ini

@@ -5,7 +5,7 @@
 name = Rigid3D
 # Configuration version of this file. Config file will only be installed, if the config_version differs.
 # This means, the server may force the PrusaSlicer configuration to be downgraded.
-config_version = 1.0.0
+config_version = 1.0.1
 # Where to get the updates from?
 config_update_url = https://files.prusa3d.com/wp-content/uploads/repository/PrusaSlicer-settings-master/live/Rigid3D/
 # changelog_url = https://files.prusa3d.com/?latest=slicer-profiles&lng=%1%
@@ -64,7 +64,7 @@ bridge_angle = 0
 bridge_flow_ratio = 1
 bridge_speed = 60
 brim_separation = 0
-brim_type = no_brim
+brim_type = outer_only
 brim_width = 0
 clip_multipart_objects = 1
 compatible_printers =
@@ -75,19 +75,19 @@ dont_support_bridges = 1
 draft_shield = disabled
 elefant_foot_compensation = 0
 ensure_vertical_shell_thickness = 0
-external_perimeter_extrusion_width = 0.45
+external_perimeter_extrusion_width = 0
 external_perimeter_speed = 50%
 external_perimeters_first = 1
 extra_perimeters = 1
 extruder_clearance_height = 20
 extruder_clearance_radius = 20
-extrusion_width = 0.45
+extrusion_width = 0
 fill_angle = 45
 fill_density = 10%
 fill_pattern = line
 first_layer_acceleration = 0
 first_layer_acceleration_over_raft = 0
-first_layer_extrusion_width = 0.42
+first_layer_extrusion_width = 0
 first_layer_height = 0.2
 first_layer_speed = 50%
 first_layer_speed_over_raft = 30
@@ -105,8 +105,8 @@ infill_anchor = 2.5
 infill_anchor_max = 12
 infill_every_layers = 1
 infill_extruder = 1
-infill_extrusion_width = 0.45
+infill_extrusion_width = 0
-infill_first = 1
+infill_first = 0
 infill_only_where_needed = 0
 infill_overlap = 25%
 infill_speed = 60
@@ -124,11 +124,11 @@ mmu_segmented_region_max_width = 0
 notes = 
 only_retract_when_crossing_perimeters = 0
 ooze_prevention = 0
-output_filename_format = {input_filename_base}_{layer_height}mm_{initial_filament_type}_{printer_model}_{print_time}.gcode
+output_filename_format = {input_filename_base}_{layer_height}mm_{initial_filament_type}_{printer_model}.gcode
 overhangs = 1
 perimeter_acceleration = 0
 perimeter_extruder = 1
-perimeter_extrusion_width = 0.45
+perimeter_extrusion_width = 0
 perimeter_speed = 60
 perimeters = 2
 post_process = 
@@ -139,7 +139,7 @@ raft_first_layer_density = 90%
 raft_first_layer_expansion = 3
 raft_layers = 0
 resolution = 0
-seam_position = rear
+seam_position = random
 single_extruder_multi_material_priming = 1
 skirt_distance = 6
 skirt_height = 1
@@ -147,14 +147,14 @@ skirts = 0
 slice_closing_radius = 0.049
 slicing_mode = regular
 small_perimeter_speed = 15
-solid_infill_below_area = 70
+solid_infill_below_area = 0
 solid_infill_every_layers = 0
 solid_infill_extruder = 1
-solid_infill_extrusion_width = 0.45
+solid_infill_extrusion_width = 0
 solid_infill_speed = 100%
 spiral_vase = 0
 standby_temperature_delta = -5
-support_material = 0
+support_material = 1
 support_material_angle = 0
 support_material_auto = 1
 support_material_bottom_contact_distance = 0
@@ -164,7 +164,7 @@ support_material_closing_radius = 2
 support_material_contact_distance = 0.2
 support_material_enforce_layers = 0
 support_material_extruder = 1
-support_material_extrusion_width = 0.35
+support_material_extrusion_width = 0
 support_material_interface_contact_loops = 0
 support_material_interface_extruder = 1
 support_material_interface_layers = 3
@@ -174,7 +174,7 @@ support_material_interface_speed = 100%
 support_material_pattern = rectilinear
 support_material_spacing = 2.5
 support_material_speed = 60
-support_material_style = grid
+support_material_style = organic
 support_material_synchronize_layers = 0
 support_material_threshold = 0
 support_material_with_sheath = 1
@@ -182,7 +182,7 @@ support_material_xy_spacing = 50%
 thick_bridges = 0
 thin_walls = 1
 top_fill_pattern = monotonic
-top_infill_extrusion_width = 0.4
+top_infill_extrusion_width = 0
 top_solid_infill_speed = 100%
 top_solid_min_thickness = 0.8
 travel_speed = 80
@@ -408,7 +408,7 @@ pause_print_gcode = M0
 printer_settings_id = 
 printer_technology = FFF
 printer_variant = 0.4
-remaining_times = 1
+remaining_times = 0
 retract_before_travel = 2
 retract_before_wipe = 0%
 retract_layer_change = 0
@@ -438,7 +438,7 @@ bed_shape = 0x0,200x0,200x200,0x200
 max_print_height = 190
 printer_model = Zero2
 printer_notes = Don't remove the following keywords! These keywords are used in the "compatible printer" condition of the print and filament profiles to link the particular print and filament profiles to this printer profile.\nPRINTER_VENDOR_RIGID3D\nPRINTER_MODEL_ZERO2\nPRINTER_HAS_HEATEDBED\n
-start_gcode = G21\nG92 E0\nG28\nM420 S1\nM107\nG90\nG1 X10.0 Y0.1 Z0.3 F3000.0\nG1 X190.0 Y0.1 Z0.3 F1500.0 E15\nG1 X190 Y0.4 Z0.3 F3000.0\nG1 X10.0 Y0.4 Z0.3 F1500.0 E30\nG1 Z2.0 F1500.0\nG92 E0\n
+start_gcode = G21\nG92 E0\nM140 S[first_layer_bed_temperature]\nM104 S[first_layer_temperature]\nG28\nM420 S1\nM107\nG90\nM190 S[first_layer_bed_temperature]\nM109 S[first_layer_temperature]\nG1 X10.0 Y0.1 Z0.3 F3000.0\nG1 X190.0 Y0.1 Z0.3 F1500.0 E15\nG1 X190 Y0.4 Z0.3 F3000.0\nG1 X10.0 Y0.4 Z0.3 F1500.0 E30\nG1 Z2.0 F1500.0\nG92 E0\n
 end_gcode = G1 X0 Y180\nM107\nG91\nG0 Z20\nT0\nG1 E-1\nM104 T0 S0\nG90\nG92 E0\nM140 S0\nM84\nM300 S2093 P150\nM300 S2637 P150\nM300 S3135 P150\nM300 S4186 P150\nM300 S3135 P150\nM300 S2637 P150\nM300 S2793 P150\nM300 S2349 P150\nM300 S1975 P150\nM300 S2093 P450\n
 
 [printer:Rigid3D Zero3]
@@ -447,7 +447,7 @@ bed_shape = 0x0,200x0,200x200,0x200
 max_print_height = 200
 printer_model = Zero3
 printer_notes = Don't remove the following keywords! These keywords are used in the "compatible printer" condition of the print and filament profiles to link the particular print and filament profiles to this printer profile.\nPRINTER_VENDOR_RIGID3D\nPRINTER_MODEL_ZERO3\nPRINTER_HAS_HEATEDBED\n
-start_gcode = G21\nG92 E0\nG28\nM420 S1\nM107\nG90\nG1 X10.0 Y0.1 Z0.3 F3000.0\nG1 X190.0 Y0.1 Z0.3 F1500.0 E15\nG1 X190 Y0.4 Z0.3 F3000.0\nG1 X10.0 Y0.4 Z0.3 F1500.0 E30\nG1 Z2.0 F1500.0\nG92 E0\n
+start_gcode = G21\nG92 E0\nM140 S[first_layer_bed_temperature]\nM104 S[first_layer_temperature]\nG28\nM420 S1\nM107\nG90\nM190 S[first_layer_bed_temperature]\nM109 S[first_layer_temperature]\nG1 X10.0 Y0.1 Z0.3 F3000.0\nG1 X190.0 Y0.1 Z0.3 F1500.0 E15\nG1 X190 Y0.4 Z0.3 F3000.0\nG1 X10.0 Y0.4 Z0.3 F1500.0 E30\nG1 Z2.0 F1500.0\nG92 E0\n
 end_gcode = G92 E0\nT0\nG1 F1800 E-2\nG27 P2\nM107\nM104 T0 S0\nM140 S0\nG90\nG92 E0\nM18\n
 
 [printer:Rigid3D Mucit]
@@ -456,7 +456,7 @@ bed_shape = 0x0,150x0,150x150,0x150
 max_print_height = 150
 printer_model = Mucit
 printer_notes = Don't remove the following keywords! These keywords are used in the "compatible printer" condition of the print and filament profiles to link the particular print and filament profiles to this printer profile.\nPRINTER_VENDOR_RIGID3D\nPRINTER_MODEL_MUCIT\n
-start_gcode = G21\nG92 E0\nG28\nM420 S1\nM107\nG90\nG1 X10.0 Y0.1 Z0.3 F3000.0\nG1 X140.0 Y0.1 Z0.3 F1500.0 E10\nG1 X140 Y0.4 Z0.3 F3000.0\nG1 X10.0 Y0.4 Z0.3 F1500.0 E20\nG1 Z2.0 F1500.0\nG92 E0\n
+start_gcode = G21\nG92 E0\nM140 S[first_layer_bed_temperature]\nM104 S[first_layer_temperature]\nG28\nM420 S1\nM107\nG90\nM190 S[first_layer_bed_temperature]\nM109 S[first_layer_temperature]\nG1 X10.0 Y0.1 Z0.3 F3000.0\nG1 X140.0 Y0.1 Z0.3 F1500.0 E10\nG1 X140 Y0.4 Z0.3 F3000.0\nG1 X10.0 Y0.4 Z0.3 F1500.0 E20\nG1 Z2.0 F1500.0\nG92 E0\n
 end_gcode = G1 X0 Y140\nM107\nG91\nG0 Z20\nT0\nG1 E-2\nM104 T0 S0\nG90\nG92 E0\nM140 S0\nM84\nM300 S2093 P150\nM300 S2637 P150\nM300 S3135 P150\nM300 S4186 P150\nM300 S3135 P150\nM300 S2637 P150\nM300 S2793 P150\nM300 S2349 P150\nM300 S1975 P150\nM300 S2093 P450\n
 
 [printer:Rigid3D Mucit2]
@@ -465,5 +465,5 @@ bed_shape = 0x0,150x0,150x150,0x150
 max_print_height = 150
 printer_model = Mucit2
 printer_notes = Don't remove the following keywords! These keywords are used in the "compatible printer" condition of the print and filament profiles to link the particular print and filament profiles to this printer profile.\nPRINTER_VENDOR_RIGID3D\nPRINTER_MODEL_MUCIT2\nPRINTER_HAS_HEATEDBED\n
-start_gcode = G21\nG92 E0\nG28\nM420 S1\nM107\nG90\nG1 X10.0 Y0.1 Z0.3 F3000.0\nG1 X140.0 Y0.1 Z0.3 F1500.0 E10\nG1 X140 Y0.4 Z0.3 F3000.0\nG1 X10.0 Y0.4 Z0.3 F1500.0 E20\nG1 Z2.0 F1500.0\nG92 E0\n
+start_gcode = G21\nG92 E0\nM140 S[first_layer_bed_temperature]\nM104 S[first_layer_temperature]\nG28\nM420 S1\nM107\nG90\nM190 S[first_layer_bed_temperature]\nM109 S[first_layer_temperature]\nG1 X10.0 Y0.1 Z0.3 F3000.0\nG1 X140.0 Y0.1 Z0.3 F1500.0 E10\nG1 X140 Y0.4 Z0.3 F3000.0\nG1 X10.0 Y0.4 Z0.3 F1500.0 E20\nG1 Z2.0 F1500.0\nG92 E0\n
 end_gcode = G92 E0\nT0\nG1 F1800 E-2\nG27 P2\nM107\nM104 T0 S0\nM140 S0\nG90\nG92 E0\nM18\n

src/libslic3r/Emboss.cpp

@@ -506,9 +506,9 @@ bool priv::remove_self_intersections(ExPolygons &shape, unsigned max_iteration)
             hole.translate(p);
             holes.push_back(hole);
         }
-        // union overlapped holes
+        // Union of overlapped holes is not neccessary
-        if (holes.size() > 1)
+        // Clipper calculate winding number separately for each input parameter
-            holes = Slic3r::union_(holes);
+        // if (holes.size() > 1) holes = Slic3r::union_(holes);
         shape = Slic3r::diff_ex(shape, holes, ApplySafetyOffset::Yes);
         
         // TODO: find where diff ex could create same neighbor
@@ -634,7 +634,6 @@ bool priv::heal_dupl_inter(ExPolygons &shape, unsigned max_iteration)
             holes.push_back(hole);
         }
 
-        holes = Slic3r::union_(holes);
         shape = Slic3r::diff_ex(shape, holes, ApplySafetyOffset::Yes);
 
         // prepare for next loop

src/libslic3r/Format/3mf.cpp

@@ -975,7 +975,7 @@ namespace Slic3r {
         }
 
         if (res == 0) {
-            add_error("Error while extracting model data from zip archive");
+            add_error("Error while extracting model data from ZIP archive");
             return false;
         }
 

src/libslic3r/PrintConfig.cpp

@@ -584,8 +584,7 @@ void PrintConfigDef::init_fff_params()
     def->set_default_value(new ConfigOptionBools{false});
 
     // TRN FilamentSettings : "Dynamic fan speeds"
-    auto fan_speed_setting_description = L(
+    auto fan_speed_setting_description = L("Overhang size is expressed as a percentage of overlap of the extrusion with the previous layer: "
-        "Overhang size is expressed as a percentage of overlap of the extrusion with the previous layer: "
         "100% would be full overlap (no overhang), while 0% represents full overhang (floating extrusion, bridge). "
         "Fan speeds for overhang sizes in between are calculated via linear interpolation.");
 
@@ -2907,7 +2906,7 @@ void PrintConfigDef::init_fff_params()
     def->label = L("Tip Diameter");
     def->category = L("Support material");
     // TRN PrintSettings: "Organic supports" > "Tip Diameter"
-    def->tooltip = L("The diameter of the top of the tip of the branches of organic support.");
+    def->tooltip = L("Branch tip diameter for organic supports.");
     def->sidetext = L("mm");
     def->min = 0;
     def->mode = comAdvanced;
@@ -4666,7 +4665,7 @@ CLIActionsConfigDef::CLIActionsConfigDef()
 #if ENABLE_GL_CORE_PROFILE
     def = this->add("opengl-version", coString);
     def->label = L("OpenGL version");
-    def->tooltip = L("Select the specified OpenGL version");
+    def->tooltip = L("Select a specific version of OpenGL");
     def->cli = "opengl-version";
     def->set_default_value(new ConfigOptionString());
 

src/libslic3r/SLAPrintSteps.cpp

@@ -290,8 +290,7 @@ void SLAPrint::Steps::generate_preview(SLAPrintObject &po, SLAPrintObjectStep st
 
     if (!handled) { // Last resort to voxelization.
         po.active_step_add_warning(PrintStateBase::WarningLevel::NON_CRITICAL,
-                                   _u8L("Can't perform full mesh booleans! "
+                                   _u8L("Some parts of the print will be previewed with approximated meshes. "
-                                     "Some parts of the print will be previewed with approximated meshes. "
                                      "This does not affect the quality of slices or the physical print in any way."));
         m = generate_preview_vdb(po, step);
     }
@@ -510,8 +509,7 @@ void SLAPrint::Steps::slice_model(SLAPrintObject &po)
 
     if(slindex_it == po.m_slice_index.end())
         //TRN To be shown at the status bar on SLA slicing error.
-        throw Slic3r::RuntimeError(
+        throw Slic3r::RuntimeError(format("Model named: %s can not be sliced. Please check if the model is sane.", po.model_object()->name));
-            format(_u8L("Model named: %s can not be sliced. Please check if the model is sane."), po.model_object()->name));
 
     po.m_model_height_levels.clear();
     po.m_model_height_levels.reserve(po.m_slice_index.size());

src/libslic3r/Zipper.cpp

@@ -20,7 +20,7 @@ public:
 
     std::string formatted_errorstr() const
     {
-        return _u8L("Error with zip archive") + " " + m_zipname + ": " +
+        return _u8L("Error with ZIP archive") + " " + m_zipname + ": " +
                get_errorstr();
     }
 

src/slic3r/GUI/BackgroundSlicingProcess.cpp

@@ -719,7 +719,7 @@ void BackgroundSlicingProcess::prepare_upload()
 		m_print->set_status(95, _u8L("Running post-processing scripts"));
 		std::string error_message;
 		if (copy_file(m_temp_output_path, source_path.string(), error_message) != SUCCESS)
-			throw Slic3r::RuntimeError(_u8L("Copying of the temporary G-code to the output G-code failed"));
+			throw Slic3r::RuntimeError("Copying of the temporary G-code to the output G-code failed");
         m_upload_job.upload_data.upload_path = m_fff_print->print_statistics().finalize_output_path(m_upload_job.upload_data.upload_path.string());
         // Make a copy of the source path, as run_post_process_scripts() is allowed to change it when making a copy of the source file
         // (not here, but when the final target is a file). 

src/slic3r/GUI/ConfigWizard.cpp

@@ -1425,8 +1425,7 @@ PageDownloader::PageDownloader(ConfigWizard* parent)
     append(box_allow_downloads);
 
     // TRN ConfigWizard : Downloader : %1% = "PrusaSlicer"
-    append_text(format_wxstr(_L(
+    append_text(format_wxstr(_L("If enabled, %1% registers to start on custom URL on www.printables.com."
-        "If enabled, %1% registers to start on custom URL on www.printables.com."
         " You will be able to use button with %1% logo to open models in this %1%."
         " The model will be downloaded into folder you choose bellow."
     ), SLIC3R_APP_NAME));
@@ -1761,7 +1760,7 @@ PageBuildVolume::PageBuildVolume(ConfigWizard* parent)
     : ConfigWizardPage(parent, _L("Build Volume"), _L("Build Volume"), 1)
     , build_volume(new DiamTextCtrl(this))
 {
-    append_text(_L("Set vertical size of your printer."));
+    append_text(_L("Set the printer height."));
 
     wxString value = "200";
     build_volume->SetValue(value);

src/slic3r/GUI/DownloaderFileGet.cpp

@@ -191,7 +191,7 @@ void FileGet::priv::get_perform()
 	if (file == NULL) {
 		wxCommandEvent* evt = new wxCommandEvent(EVT_DWNLDR_FILE_ERROR);
 		// TRN %1% = file path
-		evt->SetString(GUI::format_wxstr(_L("Can't create file at %1%."), temp_path_wstring));
+		evt->SetString(GUI::format_wxstr(_L("Can't create file at %1%"), temp_path_wstring));
 		evt->SetInt(m_id);
 		m_evt_handler->QueueEvent(evt);
 		return;

src/slic3r/GUI/GUI_App.cpp

@@ -216,7 +216,11 @@ public:
         // load bitmap for logo
         BitmapCache bmp_cache;
         int logo_size = lround(width * 0.25);
-        wxBitmap logo_bmp = *bmp_cache.load_svg(wxGetApp().logo_name(), logo_size, logo_size);
+        wxBitmap* logo_bmp_ptr = bmp_cache.load_svg(wxGetApp().logo_name(), logo_size, logo_size);
+        if (logo_bmp_ptr == nullptr)
+            return;
+
+        wxBitmap logo_bmp = *logo_bmp_ptr;
 
         wxCoord margin = int(m_scale * 20);
 
@@ -957,16 +961,14 @@ void GUI_App::init_app_config()
         if (!error.empty()) {
             // Error while parsing config file. We'll customize the error message and rethrow to be displayed.
             if (is_editor()) {
-                throw Slic3r::RuntimeError(
+                throw Slic3r::RuntimeError(format("Error parsing PrusaSlicer config file, it is probably corrupted. "
-                    _u8L("Error parsing PrusaSlicer config file, it is probably corrupted. "
+                        "Try to manually delete the file to recover from the error. Your user profiles will not be affected."
-                        "Try to manually delete the file to recover from the error. Your user profiles will not be affected.") +
+                        "\n\n%1%\n\n%2%", app_config->config_path(), error));
-                    "\n\n" + app_config->config_path() + "\n\n" + error);
             }
             else {
-                throw Slic3r::RuntimeError(
+                throw Slic3r::RuntimeError(format("Error parsing PrusaGCodeViewer config file, it is probably corrupted. "
-                    _u8L("Error parsing PrusaGCodeViewer config file, it is probably corrupted. "
+                        "Try to manually delete the file to recover from the error."
-                        "Try to manually delete the file to recover from the error.") +
+                        "\n\n%1%\n\n%2%", app_config->config_path(), error));
-                    "\n\n" + app_config->config_path() + "\n\n" + error);
             }
         }
     }
@@ -1054,16 +1056,14 @@ std::string GUI_App::check_older_app_config(Semver current_version, bool backup)
         if (!error.empty()) {
             // Error while parsing config file. We'll customize the error message and rethrow to be displayed.
             if (is_editor()) {
-                throw Slic3r::RuntimeError(
+                throw Slic3r::RuntimeError(format("Error parsing PrusaSlicer config file, it is probably corrupted. "
-                    _u8L("Error parsing PrusaSlicer config file, it is probably corrupted. "
+                        "Try to manually delete the file to recover from the error. Your user profiles will not be affected."
-                        "Try to manually delete the file to recover from the error. Your user profiles will not be affected.") +
+                        "\n\n%1%\n\n%2%", app_config->config_path(), error));
-                    "\n\n" + app_config->config_path() + "\n\n" + error);
             }
             else {
-                throw Slic3r::RuntimeError(
+                throw Slic3r::RuntimeError(format("Error parsing PrusaGCodeViewer config file, it is probably corrupted. "
-                    _u8L("Error parsing PrusaGCodeViewer config file, it is probably corrupted. "
+                        "Try to manually delete the file to recover from the error."
-                        "Try to manually delete the file to recover from the error.") +
+                        "\n\n%1%\n\n%2%", app_config->config_path(), error));
-                    "\n\n" + app_config->config_path() + "\n\n" + error);
             }
         }
         if (!snapshot_id.empty())
@@ -2316,7 +2316,7 @@ bool GUI_App::load_language(wxString language, bool initial)
     m_imgui->set_language(into_u8(language_info->CanonicalName));
     //FIXME This is a temporary workaround, the correct solution is to switch to "C" locale during file import / export only.
     //wxSetlocale(LC_NUMERIC, "C");
-    Preset::update_suffix_modified((" (" + _L("modified") + ")").ToUTF8().data());
+    Preset::update_suffix_modified(format(" (%1%)", _L("modified")));
 	return true;
 }
 
@@ -3378,8 +3378,8 @@ void GUI_App::on_version_read(wxCommandEvent& evt)
         if (m_app_updater->get_triggered_by_user())
         {
             std::string text = (*Semver::parse(into_u8(evt.GetString())) == Semver()) 
-                ? Slic3r::format(_u8L("Check for application update has failed."))
+                ? _u8L("Check for application update has failed.")
-                : Slic3r::format(_u8L("No new version is available. Latest release version is %1%."), evt.GetString());
+                : Slic3r::format(_u8L("You are currently running the latest released version %1%."), evt.GetString());
 
             this->plater_->get_notification_manager()->push_version_notification(NotificationType::NoNewReleaseAvailable
                 , NotificationManager::NotificationLevel::RegularNotificationLevel
@@ -3450,7 +3450,7 @@ void GUI_App::app_version_check(bool from_user)
 {
     if (from_user) {
         if (m_app_updater->get_download_ongoing()) {
-            MessageDialog msgdlg(nullptr, _L("Download of new version is already ongoing. Do you wish to continue?"), _L("Notice"), wxYES_NO);
+            MessageDialog msgdlg(nullptr, _L("Downloading of the new version is in progress. Do you want to continue?"), _L("Notice"), wxYES_NO);
             if (msgdlg.ShowModal() != wxID_YES)
                 return;
         }

src/slic3r/GUI/GUI_ObjectList.cpp

@@ -420,7 +420,7 @@ MeshErrorsInfo ObjectList::get_mesh_errors_info(const int obj_idx, const int vol
     const ModelObject* object = (*m_objects)[obj_idx];
     if (vol_idx != -1 && vol_idx >= int(object->volumes.size())) {
         if (sidebar_info)
-            *sidebar_info = _L("Wrong volume index") + " ";
+            *sidebar_info = _L("Invalid object part index") + " ";
         return { {}, {} }; // hide tooltip
     }
 
@@ -2048,7 +2048,7 @@ bool ObjectList::del_from_cut_object(bool is_cut_connector, bool is_model_part/*
     InfoDialog dialog(wxGetApp().plater(), title,
                       _L("This action will break a cut information.\n"
                          "After that PrusaSlicer can't guarantee model consistency.") + "\n\n" +
-                      _L("To manipulate with solid parts or negative volumes you have to invalidate cut infornation first." + msg_end ),
+                      _L("To manipulate with solid parts or negative volumes you have to invalidate cut information first." + msg_end ),
                       false, buttons_style | wxCANCEL_DEFAULT | wxICON_WARNING);
 
     dialog.SetButtonLabel(wxID_YES, _L("Invalidate cut info"));

src/slic3r/GUI/Gizmos/GLGizmoCut.cpp

@@ -219,7 +219,7 @@ GLGizmoCut3D::GLGizmoCut3D(GLCanvas3D& parent, const std::string& icon_filename,
         {"Type"         , _u8L("Type")},
         {"Style"        , _u8L("Style")},
         {"Shape"        , _u8L("Shape")},
-        {"Depth ratio"  , _u8L("Depth ratio")},
+        {"Depth"        , _u8L("Depth")},
         {"Size"         , _u8L("Size")},
     };
 
@@ -1413,7 +1413,7 @@ void GLGizmoCut3D::render_debug_input_window(float x)
 
     ImGui::Separator();
 
-    if (m_imgui->checkbox(_L("Render cut plane as circle"), m_cut_plane_as_circle))
+    if (m_imgui->checkbox(("Render cut plane as disc"), m_cut_plane_as_circle))
         m_plane.reset();
 
     ImGui::PushItemWidth(0.5f * m_label_width);
@@ -1765,7 +1765,7 @@ void GLGizmoCut3D::render_cut_plane_input_window(CutConnectors &connectors)
             m_imgui->disabled_end();
         };
 
-        ImGuiWrapper::text(_L("After cut") + ": ");
+        ImGuiWrapper::text(_L("Cut result") + ": ");
         add_vertical_scaled_interval(0.5f);
 
         m_imgui->disabled_begin(has_connectors || m_keep_as_parts);
@@ -1785,14 +1785,14 @@ void GLGizmoCut3D::render_cut_plane_input_window(CutConnectors &connectors)
         add_vertical_scaled_interval(0.75f);
 
         m_imgui->disabled_begin(has_connectors);
-            ImGuiWrapper::text(_L("Cut to") + ":");
+            ImGuiWrapper::text(_L("Cut into") + ":");
 
             add_horizontal_scaled_interval(1.2f);
-            // TRN CutGizmo: RadioButton Cut to ...
+            // TRN CutGizmo: RadioButton Cut into ...
             if (m_imgui->radio_button(_L("Objects"), !m_keep_as_parts))
                 m_keep_as_parts = false;
             ImGui::SameLine();
-            // TRN CutGizmo: RadioButton Cut to ...
+            // TRN CutGizmo: RadioButton Cut into ...
             if (m_imgui->radio_button(_L("Parts"), m_keep_as_parts))
                 m_keep_as_parts = true;
 
@@ -1917,9 +1917,9 @@ void GLGizmoCut3D::render_input_window_warning() const
         m_imgui->text(out);
     }
     if (!m_keep_upper && !m_keep_lower)
-        m_imgui->text(wxString(ImGui::WarningMarkerSmall) + _L("Invalid state. \nNo one part is selected for keep after cut"));
+        m_imgui->text(wxString(ImGui::WarningMarkerSmall) + _L("Select at least one object to keep after cutting."));
     if (!has_valid_contour())
-        m_imgui->text(wxString(ImGui::WarningMarkerSmall) + _L("Warning state. \nCut plane is placed out of object"));
+        m_imgui->text(wxString(ImGui::WarningMarkerSmall) + _L("Cut plane is placed out of object"));
 }
 
 void GLGizmoCut3D::on_render_input_window(float x, float y, float bottom_limit)

src/slic3r/GUI/Gizmos/GLGizmoEmboss.cpp

@@ -1886,7 +1886,7 @@ void GLGizmoEmboss::draw_font_list()
             if (ImGui::Selectable(face.name_truncated.c_str(), is_selected, flags, selectable_size)) {
                 if (!select_facename(wx_face_name)) {
                     del_index = index;
-                    wxMessageBox(GUI::format(_L("Font face \"%1%\" can't be selected."), wx_face_name));
+                    MessageDialog(wxGetApp().plater(), GUI::format_wxstr(_L("Font \"%1%\" can't be selected."), wx_face_name));
                 }
             }
             // tooltip as full name of font face
@@ -2218,7 +2218,7 @@ void GLGizmoEmboss::draw_delete_style_button() {
                                                    active_index + 1;
             
             if (next_style_index >= m_style_manager.get_styles().size()) {
-                MessageDialog msg(plater, _L("Can't remove the last exising style."), dialog_title, wxICON_ERROR | wxOK);
+                MessageDialog msg(plater, _L("Can't remove the last existing style."), dialog_title, wxICON_ERROR | wxOK);
                 msg.ShowModal();
                 break;
             }
@@ -2231,7 +2231,7 @@ void GLGizmoEmboss::draw_delete_style_button() {
                 continue;
             }
 
-            wxString message = GUI::format_wxstr(_L("Are you sure,\nthat you want permanently and unrecoverable \nremove \"%1%\" style?"), style_name);
+            wxString message = GUI::format_wxstr(_L("Are you sure you want to permanently remove the \"%1%\" style?"), style_name);
             MessageDialog msg(plater, message, dialog_title, wxICON_WARNING | wxYES | wxNO);
             if (msg.ShowModal() == wxID_YES) {
                 // delete style
@@ -2372,10 +2372,9 @@ void GLGizmoEmboss::draw_style_list() {
         
     // Check whether user wants lose actual style modification
     if (selected_style_index.has_value() && is_modified) { 
-        wxString title   = _L("Style modification will be lost.");
         const EmbossStyle &style = m_style_manager.get_styles()[*selected_style_index].style;        
-        wxString message = GUI::format_wxstr(_L("Changing style to '%1%' will discard current style modification.\n\n Would you like to continue anyway?"), style.name);
+        wxString message = GUI::format_wxstr(_L("Changing style to \"%1%\" will discard current style modification.\n\nWould you like to continue anyway?"), style.name);
-        MessageDialog not_loaded_style_message(nullptr, message, title, wxICON_WARNING | wxYES|wxNO);
+        MessageDialog not_loaded_style_message(nullptr, message, _L("Warning"), wxICON_WARNING | wxYES | wxNO);
         if (not_loaded_style_message.ShowModal() != wxID_YES) 
             selected_style_index.reset();
     }
@@ -2391,7 +2390,7 @@ void GLGizmoEmboss::draw_style_list() {
             process();
         } else {
             wxString title   = _L("Not valid style.");
-            wxString message = GUI::format_wxstr(_L("Style '%1%' can't be used and will be removed from a list."), style.name);
+            wxString message = GUI::format_wxstr(_L("Style \"%1%\" can't be used and will be removed from a list."), style.name);
             MessageDialog not_loaded_style_message(nullptr, message, title, wxOK);
             not_loaded_style_message.ShowModal();
             m_style_manager.erase(*selected_style_index);
@@ -2790,8 +2789,8 @@ void GLGizmoEmboss::draw_advanced()
 {
     const auto &ff = m_style_manager.get_font_file_with_cache();
     if (!ff.has_value()) { 
-        ImGui::Text("%s", _u8L("Advanced font options could be changed only for correct font.\n"
+        ImGui::Text("%s", _u8L("Advanced options cannot be changed for the selected font.\n"
-                                   "Start with select correct font.").c_str());
+                                   "Select another font.").c_str());
         return;
     }
 
@@ -3038,7 +3037,7 @@ void GLGizmoEmboss::draw_advanced()
         if (priv::apply_camera_dir(cam, m_parent) && use_surface)
             process();
     } else if (ImGui::IsItemHovered()) {
-        ImGui::SetTooltip("%s", _u8L("Use camera direction for text orientation").c_str());
+        ImGui::SetTooltip("%s", _u8L("Orient the text towards the camera.").c_str());
     }
 #ifdef ALLOW_DEBUG_MODE
     ImGui::Text("family = %s", (font_prop.family.has_value() ?
@@ -3121,7 +3120,7 @@ bool GLGizmoEmboss::choose_font_by_wxdialog()
         (!use_deserialized_font && !m_style_manager.load_style(emboss_style, wx_font))) {
         m_style_manager.erase(font_index);
         wxString message = GUI::format_wxstr(
-            "Font '%1%' can't be used. Please select another.",
+            "Font \"%1%\" can't be used. Please select another.",
             emboss_style.name);
         wxString      title = "Selected font is NOT True-type.";
         MessageDialog not_loaded_font_message(nullptr, message, title, wxOK);

src/slic3r/GUI/Gizmos/GLGizmoMeasure.cpp

@@ -60,7 +60,7 @@ static std::string surface_feature_type_as_string(Measure::SurfaceFeatureType ty
     switch (type)
     {
     default:
-    case Measure::SurfaceFeatureType::Undef:  { return _u8L("No feature"); }
+    case Measure::SurfaceFeatureType::Undef:  { return ("No feature"); }
     case Measure::SurfaceFeatureType::Point:  { return _u8L("Vertex"); }
     case Measure::SurfaceFeatureType::Edge:   { return _u8L("Edge"); }
     case Measure::SurfaceFeatureType::Circle: { return _u8L("Circle"); }

src/slic3r/GUI/Gizmos/GLGizmoSimplify.cpp

@@ -104,7 +104,7 @@ GLGizmoSimplify::GLGizmoSimplify(GLCanvas3D &parent)
     // translation for GUI size
     , tr_mesh_name(_u8L("Mesh name"))
     , tr_triangles(_u8L("Triangles"))
-    , tr_detail_level(_u8L("Detail level"))
+    , tr_detail_level(_u8L("Level of detail"))
     , tr_decimate_ratio(_u8L("Decimate ratio"))
 {}
 
@@ -144,7 +144,7 @@ void GLGizmoSimplify::add_simplify_suggestion_notification(
 
     for (size_t object_id : big_ids) {
         std::string t = GUI::format(_L(
-            "Processing model '%1%' with more than 1M triangles "
+            "Processing model \"%1%\" with more than 1M triangles "
             "could be slow. It is highly recommended to reduce "
             "amount of triangles."), objects[object_id]->name);
         std::string hypertext = _u8L("Simplify model");
@@ -318,11 +318,8 @@ void GLGizmoSimplify::on_render_input_window(float x, float y, float bottom_limi
         m_configuration.use_count = !m_configuration.use_count;
         start_process = true;
     } else if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled) && is_multipart)
-        // TRN %1% = "Detail level", %2% = "Decimate ratio"
+        ImGui::SetTooltip("%s", _u8L("A multipart object can be simplified using only a Level of detail. "
-        ImGui::SetTooltip("%s", GUI::format(_L(
+                                     "If you want to enter a Decimate ratio, do the simplification separately.").c_str());
-             "Multipart object can be simplified only by %1%. "
-             "If you want specify %2% process it separately."),
-            tr_detail_level, tr_decimate_ratio).c_str());
     ImGui::SameLine();
 
     // show preview result triangle count (percent)

src/slic3r/GUI/ImGuiWrapper.cpp

@@ -1692,52 +1692,36 @@ void ImGuiWrapper::init_font(bool compress)
     int width, height;
     io.Fonts->GetTexDataAsRGBA32(&pixels, &width, &height);   // Load as RGBA 32-bits (75% of the memory is wasted, but default font is so small) because it is more likely to be compatible with user's existing shaders. If your ImTextureId represent a higher-level concept than just a GL texture id, consider calling GetTexDataAsAlpha8() instead to save on GPU memory.
 
-    // Fill rectangles from the SVG-icons
+    auto load_icon_from_svg = [this, &io, pixels, width, &rect_id](const std::pair<const wchar_t, std::string> icon, int icon_sz) {
-    for (auto icon : font_icons) {
         if (const ImFontAtlas::CustomRect* rect = io.Fonts->GetCustomRectByIndex(rect_id)) {
             assert(rect->Width == icon_sz);
             assert(rect->Height == icon_sz);
             std::vector<unsigned char> raw_data = load_svg(icon.second, icon_sz, icon_sz);
-            const ImU32* pIn = (ImU32*)raw_data.data();
+            if (!raw_data.empty()) {
-            for (int y = 0; y < icon_sz; y++) {
+                const ImU32* pIn = (ImU32*)raw_data.data();
-                ImU32* pOut = (ImU32*)pixels + (rect->Y + y) * width + (rect->X);
+                for (int y = 0; y < icon_sz; y++) {
-                for (int x = 0; x < icon_sz; x++)
+                    ImU32* pOut = (ImU32*)pixels + (rect->Y + y) * width + (rect->X);
-                    *pOut++ = *pIn++;
+                    for (int x = 0; x < icon_sz; x++)
+                        *pOut++ = *pIn++;
+                }
             }
         }
         rect_id++;
+    };
+
+    // Fill rectangles from the SVG-icons
+    for (auto icon : font_icons) {
+        load_icon_from_svg(icon, icon_sz);
     }
 
     icon_sz *= 2; // default size of large icon is 32 px
     for (auto icon : font_icons_large) {
-        if (const ImFontAtlas::CustomRect* rect = io.Fonts->GetCustomRectByIndex(rect_id)) {
+        load_icon_from_svg(icon, icon_sz);
-            assert(rect->Width == icon_sz);
-            assert(rect->Height == icon_sz);
-            std::vector<unsigned char> raw_data = load_svg(icon.second, icon_sz, icon_sz);
-            const ImU32* pIn = (ImU32*)raw_data.data();
-            for (int y = 0; y < icon_sz; y++) {
-                ImU32* pOut = (ImU32*)pixels + (rect->Y + y) * width + (rect->X);
-                for (int x = 0; x < icon_sz; x++)
-                    *pOut++ = *pIn++;
-            }
-        }
-        rect_id++;
     }
 
     icon_sz *= 2; // default size of extra large icon is 64 px
     for (auto icon : font_icons_extra_large) {
-        if (const ImFontAtlas::CustomRect* rect = io.Fonts->GetCustomRectByIndex(rect_id)) {
+        load_icon_from_svg(icon, icon_sz);
-            assert(rect->Width == icon_sz);
-            assert(rect->Height == icon_sz);
-            std::vector<unsigned char> raw_data = load_svg(icon.second, icon_sz, icon_sz);
-            const ImU32* pIn = (ImU32*)raw_data.data();
-            for (int y = 0; y < icon_sz; y++) {
-                ImU32* pOut = (ImU32*)pixels + (rect->Y + y) * width + (rect->X);
-                for (int x = 0; x < icon_sz; x++)
-                    *pOut++ = *pIn++;
-            }
-        }
-        rect_id++;
     }
 
     // Upload texture to graphics system

src/slic3r/GUI/Jobs/EmbossJob.cpp

@@ -244,7 +244,7 @@ void UpdateJob::process(Ctl &ctl)
     m_result = priv::try_create_mesh(m_input, was_canceled);
     if (was_canceled()) return;
     if (m_result.its.empty())
-        throw priv::JobException(_u8L("Created text volume is empty. Change text or font.").c_str());
+        throw priv::JobException("Created text volume is empty. Change text or font.");
 
     // center triangle mesh
     Vec3d shift = m_result.bounding_box().center();

src/slic3r/GUI/MainFrame.cpp

@@ -1768,7 +1768,7 @@ void MainFrame::quick_slice(const int qs)
         wxGetApp().app_config->update_last_output_dir(get_dir_name(output_file));
     } 
     else if (qs & qsExportPNG) {
-        wxFileDialog dlg(this, _L("Save zip file as:"),
+        wxFileDialog dlg(this, _L("Save ZIP file as:"),
             wxGetApp().app_config->get_last_output_dir(get_dir_name(output_file)),
             get_base_name(output_file), "*.sl1", wxFD_SAVE | wxFD_OVERWRITE_PROMPT);
         if (dlg.ShowModal() != wxID_OK)

src/slic3r/GUI/PhysicalPrinterDialog.cpp

@@ -701,11 +701,7 @@ void PhysicalPrinterDialog::on_sys_color_changed()
 void PhysicalPrinterDialog::OnOK(wxEvent& event)
 {
     wxString printer_name = m_printer_name->GetValue();
-    if (printer_name.IsEmpty()) {
+    if (printer_name.IsEmpty() || printer_name == m_default_name) {
-        warning_catcher(this, _L("The supplied name is empty. It can't be saved."));
-        return;
-    }
-    if (printer_name == m_default_name) {
         warning_catcher(this, _L("You have to enter a printer name."));
         return;
     }

src/slic3r/GUI/Plater.cpp

@@ -810,7 +810,7 @@ Sidebar::Sidebar(Plater *parent)
     const int margin_5 = int(0.5 * wxGetApp().em_unit());// 5;
 
     auto init_combo = [this, margin_5](PlaterPresetComboBox **combo, wxString label, Preset::Type preset_type, bool filament) {
-        auto *text = new wxStaticText(p->presets_panel, wxID_ANY, label + " :");
+        auto *text = new wxStaticText(p->presets_panel, wxID_ANY, label + ":");
         text->SetFont(wxGetApp().small_font());
         *combo = new PlaterPresetComboBox(p->presets_panel, preset_type);
 
@@ -5455,7 +5455,7 @@ LoadProjectsDialog::LoadProjectsDialog(const std::vector<fs::path>& paths)
     int id = 0;
   
     // all geometry
-    wxRadioButton* btn = new wxRadioButton(this, wxID_ANY, _L("Import geometry"), wxDefaultPosition, wxDefaultSize, id == 0 ? wxRB_GROUP : 0);
+    wxRadioButton* btn = new wxRadioButton(this, wxID_ANY, _L("Import 3D models"), wxDefaultPosition, wxDefaultSize, id == 0 ? wxRB_GROUP : 0);
     btn->SetValue(id == m_action);
     btn->Bind(wxEVT_RADIOBUTTON, [this, id, contains_projects](wxCommandEvent&) {
         m_action = id;
@@ -5468,7 +5468,7 @@ LoadProjectsDialog::LoadProjectsDialog(const std::vector<fs::path>& paths)
     id++;
     // all new window
     if (instances_allowed) {
-        btn = new wxRadioButton(this, wxID_ANY, _L("Start new PrusaSlicer instance"), wxDefaultPosition, wxDefaultSize, id == 0 ? wxRB_GROUP : 0);
+        btn = new wxRadioButton(this, wxID_ANY, _L("Start a new instance of PrusaSlicer"), wxDefaultPosition, wxDefaultSize, id == 0 ? wxRB_GROUP : 0);
         btn->SetValue(id == m_action);
         btn->Bind(wxEVT_RADIOBUTTON, [this, id, contains_projects](wxCommandEvent&) {
             m_action = id;
@@ -5493,7 +5493,7 @@ LoadProjectsDialog::LoadProjectsDialog(const std::vector<fs::path>& paths)
         stb_sizer->Add(m_combo_project, 0, wxEXPAND | wxTOP, 5);
         // one config
         id++;
-        btn = new wxRadioButton(this, wxID_ANY, _L("Select one to load config only"), wxDefaultPosition, wxDefaultSize, id == 0 ? wxRB_GROUP : 0);
+        btn = new wxRadioButton(this, wxID_ANY, _L("Select only one file to load the configuration."), wxDefaultPosition, wxDefaultSize, id == 0 ? wxRB_GROUP : 0);
         btn->SetValue(id == m_action);
         btn->Bind(wxEVT_RADIOBUTTON, [this, id, instances_allowed](wxCommandEvent&) {
             m_action = id;
@@ -5539,7 +5539,8 @@ bool Plater::preview_zip_archive(const boost::filesystem::path& archive_path)
         mz_zip_zero_struct(&archive);
 
         if (!open_zip_reader(&archive, archive_path.string())) {
-            std::string err_msg = GUI::format(_u8L("Loading of a zip archive on path %1% has failed."), archive_path.string());
+            // TRN %1% is archive path
+            std::string err_msg = GUI::format(_u8L("Loading of a ZIP archive on path %1% has failed."), archive_path.string());
             throw Slic3r::FileIOError(err_msg);
         }
         mz_uint num_entries = mz_zip_reader_get_num_files(&archive);
@@ -5818,7 +5819,7 @@ ProjectDropDialog::ProjectDropDialog(const std::string& filename)
     wxArrayString choices;
     choices.reserve(4);
     choices.Add(_L("Open as project"));
-    choices.Add(_L("Import geometry only"));
+    choices.Add(_L("Import 3D models only"));
     choices.Add(_L("Import config only"));
     if (!single_instance_only)
         choices.Add(_L("Start new PrusaSlicer instance"));

src/slic3r/GUI/PresetComboBoxes.cpp

@@ -776,7 +776,7 @@ void PlaterPresetComboBox::show_edit_menu()
         const PhysicalPrinter& pp = m_preset_bundle->physical_printers.get_selected_printer();
         std::string host = pp.config.opt_string("print_host");
         if (!host.empty()) {
-            append_menu_item(menu, wxID_ANY, _L("Open physical printer URL"), "",
+            append_menu_item(menu, wxID_ANY, _L("Open the physical printer URL"), "",
                 [this](wxCommandEvent&) { this->open_physical_printer_url(); }, "open_browser", menu, []() { return true; }, wxGetApp().plater());
         }
         

src/slic3r/GUI/SavePresetDialog.cpp

@@ -166,34 +166,32 @@ void SavePresetDialog::Item::update()
     const std::string unusable_suffix = PresetCollection::get_suffix_modified();//"(modified)";
     for (size_t i = 0; i < std::strlen(unusable_symbols); i++) {
         if (m_preset_name.find_first_of(unusable_symbols[i]) != std::string::npos) {
-            info_line = _L("The supplied name is not valid;") + "\n" +
+            info_line = _L("The following characters are not allowed in the name") + ": " + unusable_symbols;
-                        _L("the following characters are not allowed:") + " " + unusable_symbols;
             m_valid_type = ValidationType::NoValid;
             break;
         }
     }
 
     if (m_valid_type == ValidationType::Valid && m_preset_name.find(unusable_suffix) != std::string::npos) {
-        info_line = _L("The supplied name is not valid;") + "\n" +
+        info_line = _L("The following suffix is not allowed in the name") + ":\n\t" +
-                    _L("the following suffix is not allowed:") + "\n\t" +
                     from_u8(unusable_suffix);
         m_valid_type = ValidationType::NoValid;
     }
 
     if (m_valid_type == ValidationType::Valid && m_preset_name == "- default -") {
-        info_line = _L("The supplied name is not available.");
+        info_line = _L("This name is reserved, use another.");
         m_valid_type = ValidationType::NoValid;
     }
 
     const Preset* existing = get_existing_preset();
     if (m_valid_type == ValidationType::Valid && existing && (existing->is_default || existing->is_system)) {
-        info_line = m_use_text_ctrl ? _L("The supplied name is used for a system profile.") :
+        info_line = m_use_text_ctrl ? _L("This name is used for a system profile name, use another.") :
                              _L("Cannot overwrite a system profile.");
         m_valid_type = ValidationType::NoValid;
     }
 
     if (m_valid_type == ValidationType::Valid && existing && (existing->is_external)) {
-        info_line = m_use_text_ctrl ? _L("The supplied name is used for a external profile.") :
+        info_line = m_use_text_ctrl ? _L("This name is used for an external profile name, use another.") :
                              _L("Cannot overwrite an external profile.");
         m_valid_type = ValidationType::NoValid;
     }

src/slic3r/GUI/SceneRaycaster.cpp

@@ -3,6 +3,8 @@
 
 #include "Camera.hpp"
 #include "GUI_App.hpp"
+#include "Selection.hpp"
+#include "Plater.hpp"
 
 namespace Slic3r {
 namespace GUI {
@@ -88,10 +90,48 @@ void SceneRaycaster::remove_raycaster(std::shared_ptr<SceneRaycasterItem> item)
 
 SceneRaycaster::HitResult SceneRaycaster::hit(const Vec2d& mouse_pos, const Camera& camera, const ClippingPlane* clipping_plane) const
 {
+    // helper class used to return currently selected volume as hit when overlapping with other volumes
+    // to allow the user to click and drag on a selected volume
+    class VolumeKeeper
+    {
+        std::optional<unsigned int> m_selected_volume_id;
+        Vec3f m_closest_hit_pos{ std::numeric_limits<float>::max(), std::numeric_limits<float>::max(), std::numeric_limits<float>::max() };
+        bool m_selected_volume_already_found{ false };
+
+    public:
+        VolumeKeeper() {
+            const Selection& selection = wxGetApp().plater()->get_selection();
+            if (selection.is_single_volume() || selection.is_single_modifier()) {
+                const GLVolume* volume = selection.get_first_volume();
+                if (!volume->is_wipe_tower && !volume->is_sla_pad() && !volume->is_sla_support())
+                    m_selected_volume_id = *selection.get_volume_idxs().begin();
+            }
+        }
+
+        bool is_active() const { return m_selected_volume_id.has_value(); }
+        const Vec3f& get_closest_hit_pos() const { return m_closest_hit_pos; }
+        bool check_hit_result(const HitResult& hit) {
+            assert(is_active());
+
+            if (m_selected_volume_already_found && hit.type == SceneRaycaster::EType::Volume && hit.position.isApprox(m_closest_hit_pos))
+                return false;
+
+            if (hit.type == SceneRaycaster::EType::Volume)
+                m_selected_volume_already_found = *m_selected_volume_id == decode_id(hit.type, hit.raycaster_id);
+
+            m_closest_hit_pos = hit.position;
+            return true;
+        }
+    };
+
+    VolumeKeeper volume_keeper;
+
     double closest_hit_squared_distance = std::numeric_limits<double>::max();
-    auto is_closest = [&closest_hit_squared_distance](const Camera& camera, const Vec3f& hit) {
+    auto is_closest = [&closest_hit_squared_distance, &volume_keeper](const Camera& camera, const Vec3f& hit) {
         const double hit_squared_distance = (camera.get_position() - hit.cast<double>()).squaredNorm();
-        const bool ret = hit_squared_distance < closest_hit_squared_distance;
+        bool ret = hit_squared_distance < closest_hit_squared_distance;
+        if (volume_keeper.is_active())
+            ret |= hit.isApprox(volume_keeper.get_closest_hit_pos());
         if (ret)
             closest_hit_squared_distance = hit_squared_distance;
         return ret;
@@ -103,7 +143,7 @@ SceneRaycaster::HitResult SceneRaycaster::hit(const Vec2d& mouse_pos, const Came
 
     HitResult ret;
 
-    auto test_raycasters = [this, is_closest, clipping_plane](EType type, const Vec2d& mouse_pos, const Camera& camera, HitResult& ret) {
+    auto test_raycasters = [this, is_closest, clipping_plane, &volume_keeper](EType type, const Vec2d& mouse_pos, const Camera& camera, HitResult& ret) {
         const ClippingPlane* clip_plane = (clipping_plane != nullptr && type == EType::Volume) ? clipping_plane : nullptr;
         const std::vector<std::shared_ptr<SceneRaycasterItem>>* raycasters = get_raycasters(type);
         const Vec3f camera_forward = camera.get_dir_forward().cast<float>();
@@ -117,9 +157,14 @@ SceneRaycaster::HitResult SceneRaycaster::hit(const Vec2d& mouse_pos, const Came
             if (item->get_raycaster()->closest_hit(mouse_pos, trafo, camera, current_hit.position, current_hit.normal, clip_plane)) {
                 current_hit.position = (trafo * current_hit.position.cast<double>()).cast<float>();
                 current_hit.normal = (trafo.matrix().block(0, 0, 3, 3).inverse().transpose() * current_hit.normal.cast<double>()).normalized().cast<float>();
-                if (item->use_back_faces() || current_hit.normal.dot(camera_forward) < 0.0f){
+                if (item->use_back_faces() || current_hit.normal.dot(camera_forward) < 0.0f) {
                     if (is_closest(camera, current_hit.position)) {
-                        ret = current_hit;
+                        if (volume_keeper.is_active()) {
+                            if (volume_keeper.check_hit_result(current_hit))
+                                ret = current_hit;
+                        }
+                        else
+                            ret = current_hit;
                     }
                 }
             }

src/slic3r/GUI/Tab.cpp

@@ -163,13 +163,15 @@ void Tab::create_preset_tab()
 
     add_scaled_button(panel, &m_btn_hide_incompatible_presets, "flag_green");
 
-    m_btn_compare_preset->SetToolTip(_L("Compare this preset with some another"));
+    //TRN Settings Tab: tooltip for toolbar button
-    // TRN Settings Tabs: Tooltip for save button: "Settings"
+    m_btn_compare_preset->SetToolTip(_L("Compare preset with another"));
-    m_btn_save_preset->SetToolTip(format_wxstr(_L("Save current %s"), m_title));
+    //TRN Settings Tab: tooltip for toolbar button
-    // TRN Settings Tabs: Tooltip for rename button: "Settings"
+    m_btn_save_preset  ->SetToolTip(_L("Save preset"));
-    m_btn_rename_preset->SetToolTip(format_wxstr(_L("Rename current %1%"), m_title));
+    //TRN Settings Tab: tooltip for toolbar button
+    m_btn_rename_preset->SetToolTip(_L("Rename preset"));
     m_btn_rename_preset->Hide();
-    m_btn_delete_preset->SetToolTip(_(L("Delete this preset")));
+    //TRN Settings Tab: tooltip for toolbar button
+    m_btn_delete_preset->SetToolTip(_(L("Delete preset")));
     m_btn_delete_preset->Hide();
 
     add_scaled_button(panel, &m_question_btn, "question");
@@ -2411,8 +2413,8 @@ void TabPrinter::build_fff()
                         if (!m_supports_min_feedrates && m_use_silent_mode) {
                             if (!msg.IsEmpty())
                                 msg += "\n\n";
-                            msg += _L("Stealth mode for machine limits to G-code is not supported with selected G-code flavor.\n"
+                            msg += _L("The selected G-code flavor does not support the machine limitation for Stealth mode.\n"
-                                      "The Stealth mode was suppressed.");
+                                      "Stealth mode will not be applied and will be disabled.");
 
                             auto silent_mode = static_cast<ConfigOptionBool*>(m_config->option("silent_mode")->clone());
                             silent_mode->value = false;

src/slic3r/GUI/UnsavedChangesDialog.cpp

@@ -857,10 +857,10 @@ void UnsavedChangesDialog::build(Preset::Type type, PresetCollection* dependent_
     m_tree = new DiffViewCtrl(this, wxSize(em * (add_new_value_column ? 80 : 60), em * 30));
     m_tree->AppendToggleColumn_(L"\u2714"      , DiffModel::colToggle, wxLinux ? 9 : 6);
     m_tree->AppendBmpTextColumn(""             , DiffModel::colIconText, 28);
-    m_tree->AppendBmpTextColumn(_L("Original Value"), DiffModel::colOldValue, 12);
+    m_tree->AppendBmpTextColumn(_L("Original value"), DiffModel::colOldValue, 12);
-    m_tree->AppendBmpTextColumn(_L("Modified Value"), DiffModel::colModValue, 12);
+    m_tree->AppendBmpTextColumn(_L("Modified value"), DiffModel::colModValue, 12);
     if (add_new_value_column)
-        m_tree->AppendBmpTextColumn(_L("New Value"), DiffModel::colNewValue, 12);
+        m_tree->AppendBmpTextColumn(_L("New value"), DiffModel::colNewValue, 12);
 
     // Add Buttons 
     wxFont      btn_font = this->GetFont().Scaled(1.4f);

src/slic3r/GUI/UpdateDialogs.cpp

@@ -455,6 +455,7 @@ MsgDataLegacy::MsgDataLegacy() :
 	auto *text2 = new wxStaticText(this, wxID_ANY, _(L("For more information please visit our wiki page:")));
 	static const wxString url("https://github.com/prusa3d/PrusaSlicer/wiki/Slic3r-PE-1.40-configuration-update");
 	// The wiki page name is intentionally not localized:
+	// TRN %s = PrusaSlicer
 	auto *link = new wxHyperlinkCtrl(this, wxID_ANY, format_wxstr(_L("%s 1.40 configuration update"), SLIC3R_APP_NAME), CONFIG_UPDATE_WIKI_URL);
 	content_sizer->Add(text2);
 	content_sizer->Add(link);
@@ -491,13 +492,8 @@ MsgNoUpdates::~MsgNoUpdates() {}
 MsgNoAppUpdates::MsgNoAppUpdates() :
 	MsgDialog(nullptr, _(L("App update")), _(L("No updates available")), wxICON_ERROR | wxOK)
 {
-
+	//TRN %1% is PrusaSlicer
-	auto* text = new wxStaticText(this, wxID_ANY, wxString::Format(
+	auto* text = new wxStaticText(this, wxID_ANY, format_wxstr(_L("Your %1% is up to date."),SLIC3R_APP_NAME));
-		_(L(
-			"%s has no version updates available."
-		)),
-		SLIC3R_APP_NAME
-	));
 	text->Wrap(CONTENT_WIDTH * wxGetApp().em_unit());
 	content_sizer->Add(text);
 	content_sizer->AddSpacer(VERT_SPACING);

src/slic3r/Utils/AppUpdater.cpp

@@ -221,7 +221,7 @@ boost::filesystem::path AppUpdater::priv::download_file(const DownloadAppData& d
 	assert(file != NULL);
 	if (file == NULL) {
 	    std::string line1 = GUI::format(_u8L("Download from %1% couldn't start:"), data.url);
-		std::string line2 = GUI::format(_u8L("Can't create file at %1%."), tmp_path.string());
+		std::string line2 = GUI::format(_u8L("Can't create file at %1%"), tmp_path.string());
 		std::string message = GUI::format("%1%\n%2%", line1, line2);
 		BOOST_LOG_TRIVIAL(error) << message;
 		wxCommandEvent* evt = new wxCommandEvent(EVT_SLIC3R_APP_DOWNLOAD_FAILED);
@@ -266,7 +266,7 @@ boost::filesystem::path AppUpdater::priv::download_file(const DownloadAppData& d
 				return false;
 			}
 			if (file == NULL) {
-				error_message = GUI::format(_u8L("Can't create file at %1%."), tmp_path.string());
+				error_message = GUI::format(_u8L("Can't create file at %1%"), tmp_path.string());
 				return false;
 			}
 			try

src/slic3r/Utils/FixModelByWin10.cpp

@@ -234,7 +234,7 @@ void fix_model_by_win10_sdk(const std::string &path_src, const std::string &path
 		if (status == AsyncStatus::Completed)
 			hr = modelAsync->GetResults(model.GetAddressOf());
 		else
-			throw Slic3r::RuntimeError(L("Failed loading the input model."));
+			throw Slic3r::RuntimeError("Failed loading the input model.");
 
 		Microsoft::WRL::ComPtr<ABI::Windows::Foundation::Collections::IVector<ABI::Windows::Graphics::Printing3D::Printing3DMesh*>> meshes;
 		hr = model->get_Meshes(meshes.GetAddressOf());
@@ -247,7 +247,7 @@ void fix_model_by_win10_sdk(const std::string &path_src, const std::string &path
 		hr = model->RepairAsync(repairAsync.GetAddressOf());
 		status = winrt_async_await(repairAsync, throw_on_cancel);
 		if (status != AsyncStatus::Completed)
-			throw Slic3r::RuntimeError(L("Mesh repair failed."));
+			throw Slic3r::RuntimeError("Mesh repair failed.");
 		repairAsync->GetResults();
 
 		on_progress(L("Loading repaired model"), 60);
@@ -262,14 +262,14 @@ void fix_model_by_win10_sdk(const std::string &path_src, const std::string &path
 		hr = printing3d3mfpackage->SaveModelToPackageAsync(model.Get(), saveToPackageAsync.GetAddressOf());
 		status = winrt_async_await(saveToPackageAsync, throw_on_cancel);
 		if (status != AsyncStatus::Completed)
-			throw Slic3r::RuntimeError(L("Saving mesh into the 3MF container failed."));
+			throw Slic3r::RuntimeError("Saving mesh into the 3MF container failed.");
 		hr = saveToPackageAsync->GetResults();
 
 		Microsoft::WRL::ComPtr<ABI::Windows::Foundation::IAsyncOperation<ABI::Windows::Storage::Streams::IRandomAccessStream*>> generatorStreamAsync;
 		hr = printing3d3mfpackage->SaveAsync(generatorStreamAsync.GetAddressOf());
 		status = winrt_async_await(generatorStreamAsync, throw_on_cancel);
 		if (status != AsyncStatus::Completed)
-			throw Slic3r::RuntimeError(L("Saving mesh into the 3MF container failed."));
+			throw Slic3r::RuntimeError("Saving mesh into the 3MF container failed.");
 		Microsoft::WRL::ComPtr<ABI::Windows::Storage::Streams::IRandomAccessStream> generatorStream;
 		hr = generatorStreamAsync->GetResults(generatorStream.GetAddressOf());
 
@@ -300,7 +300,7 @@ void fix_model_by_win10_sdk(const std::string &path_src, const std::string &path
 				hr = inputStream->ReadAsync(buffer.Get(), 65536 * 2048, ABI::Windows::Storage::Streams::InputStreamOptions_ReadAhead, asyncRead.GetAddressOf());
 				status = winrt_async_await(asyncRead, throw_on_cancel);
 				if (status != AsyncStatus::Completed)
-					throw Slic3r::RuntimeError(L("Saving mesh into the 3MF container failed."));
+					throw Slic3r::RuntimeError("Saving mesh into the 3MF container failed.");
 				hr = buffer->get_Length(&length);
 				if (length == 0)
 					break;
@@ -375,7 +375,7 @@ bool fix_model_by_win10_sdk_gui(ModelObject &model_object, int volume_idx, wxPro
                 mo->add_instance();
 				if (!Slic3r::store_3mf(path_src.string().c_str(), &model, nullptr, false, nullptr, false)) {
 					boost::filesystem::remove(path_src);
-					throw Slic3r::RuntimeError(L("Export of a temporary 3mf file failed"));
+					throw Slic3r::RuntimeError("Export of a temporary 3mf file failed");
 				}
 				model.clear_objects();
 				model.clear_materials();
@@ -391,15 +391,15 @@ bool fix_model_by_win10_sdk_gui(ModelObject &model_object, int volume_idx, wxPro
 				bool loaded = Slic3r::load_3mf(path_dst.string().c_str(), config, config_substitutions, &model, false);
 			    boost::filesystem::remove(path_dst);
 				if (! loaded)
-	 				throw Slic3r::RuntimeError(L("Import of the repaired 3mf file failed"));
+	 				throw Slic3r::RuntimeError("Import of the repaired 3mf file failed");
 	 			if (model.objects.size() == 0)
-	 				throw Slic3r::RuntimeError(L("Repaired 3MF file does not contain any object"));
+	 				throw Slic3r::RuntimeError("Repaired 3MF file does not contain any object");
 	 			if (model.objects.size() > 1)
-	 				throw Slic3r::RuntimeError(L("Repaired 3MF file contains more than one object"));
+	 				throw Slic3r::RuntimeError("Repaired 3MF file contains more than one object");
 	 			if (model.objects.front()->volumes.size() == 0)
-	 				throw Slic3r::RuntimeError(L("Repaired 3MF file does not contain any volume"));
+	 				throw Slic3r::RuntimeError("Repaired 3MF file does not contain any volume");
 				if (model.objects.front()->volumes.size() > 1)
-	 				throw Slic3r::RuntimeError(L("Repaired 3MF file contains more than one volume"));
+	 				throw Slic3r::RuntimeError("Repaired 3MF file contains more than one volume");
 	 			meshes_repaired.emplace_back(std::move(model.objects.front()->volumes.front()->mesh()));
 			}
 			for (size_t i = 0; i < volumes.size(); ++ i) {

src/slic3r/Utils/OctoPrint.cpp

@@ -1119,12 +1119,12 @@ void PrusaConnect::set_http_post_header_args(Http& http, PrintHostPostUploadActi
 
 wxString PrusaConnect::get_test_ok_msg() const
 {
-    return _(L("Connection to PrusaConnect works correctly."));
+    return _(L("Connection to Prusa Connect works correctly."));
 }
 
 wxString PrusaConnect::get_test_failed_msg(wxString& msg) const
 {
-    return GUI::format_wxstr("%s: %s", _L("Could not connect to PrusaConnect"), msg);
+    return GUI::format_wxstr("%s: %s", _L("Could not connect to Prusa Connect"), msg);
 }
 
 }