Fixed some more compilation warnings.

src/libslic3r/Fill/FillEnsuring.cpp

@@ -106,15 +106,15 @@ ThickPolylines make_fill_polylines(
         coord_t length_filter     = scale_(4);
         size_t  skips_allowed     = 2;
         size_t  min_removal_conut = 5;
-        for (int section_idx = 0; section_idx < polygon_sections.size(); section_idx++) {
+        for (int section_idx = 0; section_idx < int(polygon_sections.size()); ++ section_idx) {
-            for (int line_idx = 0; line_idx < polygon_sections[section_idx].size(); line_idx++) {
+            for (int line_idx = 0; line_idx < int(polygon_sections[section_idx].size()); ++ line_idx) {
                 if (const Line &line = polygon_sections[section_idx][line_idx]; line.a != line.b && line.length() < length_filter) {
                     std::set<std::pair<int, int>> to_remove{{section_idx, line_idx}};
                     std::vector<Node>             to_visit{{section_idx, line_idx}};
 
                     bool initial_touches_long_lines = false;
                     if (section_idx > 0) {
-                        for (int prev_line_idx = 0; prev_line_idx < polygon_sections[section_idx - 1].size(); prev_line_idx++) {
+                        for (int prev_line_idx = 0; prev_line_idx < int(polygon_sections[section_idx - 1].size()); ++ prev_line_idx) {
                             if (const Line &nl = polygon_sections[section_idx - 1][prev_line_idx];
                                 nl.a != nl.b && segments_overlap(line.a.y(), line.b.y(), nl.a.y(), nl.b.y())) {
                                 initial_touches_long_lines = true;
@@ -127,7 +127,7 @@ ThickPolylines make_fill_polylines(
                         const Line &curr_l = polygon_sections[curr.section_idx][curr.line_idx];
                         if (curr.neighbours_explored) {
                             bool is_valid_for_removal = (curr_l.length() < length_filter) &&
-                                                        ((int(to_remove.size()) - curr.skips_taken > min_removal_conut) ||
+                                                        ((int(to_remove.size()) - curr.skips_taken > int(min_removal_conut)) ||
                                                          (curr.neighbours.empty() && !initial_touches_long_lines));
                             if (!is_valid_for_removal) {
                                 for (const auto &n : curr.neighbours) {
@@ -144,9 +144,9 @@ ThickPolylines make_fill_polylines(
                         } else {
                             to_visit.back().neighbours_explored = true;
                             int  curr_index                     = to_visit.size() - 1;
-                            bool can_use_skip                   = curr_l.length() <= length_filter && curr.skips_taken < skips_allowed;
+                            bool can_use_skip                   = curr_l.length() <= length_filter && curr.skips_taken < int(skips_allowed);
-                            if (curr.section_idx + 1 < polygon_sections.size()) {
+                            if (curr.section_idx + 1 < int(polygon_sections.size())) {
-                                for (int lidx = 0; lidx < polygon_sections[curr.section_idx + 1].size(); lidx++) {
+                                for (int lidx = 0; lidx < int(polygon_sections[curr.section_idx + 1].size()); ++ lidx) {
                                     if (const Line &nl = polygon_sections[curr.section_idx + 1][lidx];
                                         nl.a != nl.b && segments_overlap(curr_l.a.y(), curr_l.b.y(), nl.a.y(), nl.b.y()) &&
                                         (nl.length() < length_filter || can_use_skip)) {

src/libslic3r/Support/OrganicSupport.cpp

@@ -819,7 +819,7 @@ static void organic_smooth_branches_avoid_collisions(
             collision_sphere.prev_position = collision_sphere.position;
         std::atomic<size_t> num_moved{ 0 };
         tbb::parallel_for(tbb::blocked_range<size_t>(0, collision_spheres.size()),
-            [&collision_spheres, &layer_collision_cache, &slicing_params, &config, &move_bounds, &linear_data_layers, &num_moved, &throw_on_cancel](const tbb::blocked_range<size_t> range) {
+            [&collision_spheres, &layer_collision_cache, &slicing_params, &config, &linear_data_layers, &num_moved, &throw_on_cancel](const tbb::blocked_range<size_t> range) {
             for (size_t collision_sphere_id = range.begin(); collision_sphere_id < range.end(); ++ collision_sphere_id)
                 if (CollisionSphere &collision_sphere = collision_spheres[collision_sphere_id]; ! collision_sphere.locked) {
                     // Calculate collision of multiple 2D layers against a collision sphere.
@@ -1187,7 +1187,7 @@ void organic_draw_branches(
     mesh_slicing_params.mode = MeshSlicingParams::SlicingMode::Positive;
 
     tbb::parallel_for(tbb::blocked_range<size_t>(0, trees.size(), 1),
-        [&trees, &volumes, &config, &slicing_params, &move_bounds, &interface_placer, &mesh_slicing_params, &throw_on_cancel](const tbb::blocked_range<size_t> &range) {
+        [&trees, &volumes, &config, &slicing_params, &move_bounds, &mesh_slicing_params, &throw_on_cancel](const tbb::blocked_range<size_t> &range) {
             indexed_triangle_set    partial_mesh;
             std::vector<float>      slice_z;
             std::vector<Polygons>   bottom_contacts;

src/slic3r/GUI/GLCanvas3D.cpp

@@ -1303,7 +1303,7 @@ void GLCanvas3D::SLAView::render_switch_button()
     imgui.begin(std::string("SLAViewSwitch"), ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoDecoration);
     const float icon_size = 1.5 * ImGui::GetTextLineHeight();
     if (imgui.draw_radio_button(_u8L("SLA view"), 1.5f * icon_size, true,
-        [this, &imgui, sel_instance](ImGuiWindow& window, const ImVec2& pos, float size) {
+        [&imgui, sel_instance](ImGuiWindow& window, const ImVec2& pos, float size) {
             const wchar_t icon_id = (sel_instance->second == ESLAViewType::Original) ? ImGui::SlaViewProcessed : ImGui::SlaViewOriginal;
             imgui.draw_icon(window, pos, size, icon_id);
         })) {

src/slic3r/GUI/Gizmos/GLGizmoCut.cpp

@@ -502,7 +502,7 @@ bool GLGizmoCut3D::render_slider_double_input(const std::string& label, float& v
     constexpr float UndefMinVal = -0.1f;
     const float f_mm_to_in = static_cast<float>(ObjectManipulation::mm_to_in);
 
-    auto render_slider = [this, UndefMinVal, f_mm_to_in]
+    auto render_slider = [this, f_mm_to_in]
                          (const std::string& label, float& val, float def_val, float max_val, const wxString& tooltip) {
         float min_val = val < 0.f ? UndefMinVal : def_val;
         float value = val;
@@ -1575,7 +1575,7 @@ void GLGizmoCut3D::PartSelection::toggle_selection(const Vec2d& mouse_pos)
     std::vector<std::pair<size_t, double>> hits_id_and_sqdist;
 
     for (size_t id=0; id<m_parts.size(); ++id) {
-        const Vec3d volume_offset = model_object()->volumes[id]->get_offset();
+//        const Vec3d volume_offset = model_object()->volumes[id]->get_offset();
         Transform3d tr = translation_transform(model_object()->instances[m_instance_idx]->get_offset()) * translation_transform(model_object()->volumes[id]->get_offset());
         if (m_parts[id].raycaster.unproject_on_mesh(mouse_pos, tr, camera, pos, normal)) {
             hits_id_and_sqdist.emplace_back(id, (camera_pos - tr*(pos.cast<double>())).squaredNorm());

src/slic3r/GUI/NotificationManager.cpp

@@ -2218,7 +2218,6 @@ void NotificationManager::push_version_notification(NotificationType type, Notif
 
 	for (std::unique_ptr<PopNotification>& notification : m_pop_notifications) {
 		// NoNewReleaseAvailable must not show if alfa / beta is on.
-		NotificationType nttype = notification->get_type();
 		if (type == NotificationType::NoNewReleaseAvailable
 			&& (notification->get_type() == NotificationType::NewAlphaAvailable 
 				|| notification->get_type() == NotificationType::NewBetaAvailable)) {

src/slic3r/GUI/Plater.cpp

@@ -7041,7 +7041,6 @@ void Plater::force_filament_colors_update()
     if (extruders_filaments.size() > 1 && 
         p->config->option<ConfigOptionStrings>("filament_colour")->values.size() == extruders_filaments.size())
     {
-        const PresetCollection& filaments = wxGetApp().preset_bundle->filaments;
         std::vector<std::string> filament_colors;
         filament_colors.reserve(extruders_filaments.size());
 

src/slic3r/GUI/Tab.cpp

@@ -2983,7 +2983,7 @@ void TabPrinter::build_extruder_pages(size_t n_before_extruders)
                 update();
             });
 
-            auto has_changes = [this, extruder_idx]() {
+            auto has_changes = [this]() {
                 auto dirty_options = m_presets->current_dirty_options(true);
 #if 1
                 dirty_options.erase(std::remove_if(dirty_options.begin(), dirty_options.end(), 

src/slic3r/Utils/Mainsail.cpp

@@ -104,7 +104,7 @@ bool Mainsail::test(wxString& msg) const
         res = false;
         msg = format_error(body, error, status);
     })
-    .on_complete([&, this](std::string body, unsigned) {
+    .on_complete([&](std::string body, unsigned) {
         BOOST_LOG_TRIVIAL(debug) << boost::format("%1%: Got server/info: %2%") % name % body;
             
         try {

src/slic3r/Utils/PresetUpdater.cpp

@@ -49,7 +49,7 @@ using Slic3r::GUI::Config::SnapshotDB;
 namespace Slic3r {
 
 
-static const char *INDEX_FILENAME = "index.idx";
+//static const char *INDEX_FILENAME = "index.idx";
 static const char *TMP_EXTENSION = ".download";
 
 namespace {