wipe on loops

Signed-off-by: SoftFever <softfeverever@gmail.com>

src/libslic3r/GCode.cpp

@@ -3395,7 +3395,7 @@ std::string GCode::extrude_loop(ExtrusionLoop loop, std::string description, dou
     }
 
     // make a little move inwards before leaving loop
-    if (paths.back().role() == erExternalPerimeter && m_layer != NULL && m_config.wall_loops.value > 1 && paths.front().size() >= 2 && paths.back().polyline.points.size() >= 3) {
+    if (m_config.wipe_on_loops.value && paths.back().role() == erExternalPerimeter && m_layer != NULL && m_config.wall_loops.value > 1 && paths.front().size() >= 2 && paths.back().polyline.points.size() >= 3) {
         // detect angle between last and first segment
         // the side depends on the original winding order of the polygon (left for contours, right for holes)
         //FIXME improve the algorithm in case the loop is tiny.

src/libslic3r/Preset.cpp

@@ -752,7 +752,7 @@ static std::vector<std::string> s_Preset_print_options {
      "small_perimeter_speed", "small_perimeter_threshold","bridge_angle", "filter_out_gap_fill", "post_process", "travel_acceleration","inner_wall_acceleration",
      "default_jerk", "outer_wall_jerk", "inner_wall_jerk", "infill_jerk", "top_surface_jerk", "initial_layer_jerk","travel_jerk",
      "top_solid_infill_flow_ratio","bottom_solid_infill_flow_ratio","only_one_wall_first_layer",
-     "print_flow_ratio","seam_gap","role_based_wipe_speed","wipe_speed","accel_to_decel_enable", "accel_to_decel_factor"
+     "print_flow_ratio","seam_gap","role_based_wipe_speed","wipe_speed","accel_to_decel_enable", "accel_to_decel_factor", "wipe_on_loops"
 
 };
 

src/libslic3r/Print.cpp

@@ -154,7 +154,8 @@ bool Print::invalidate_state_by_config_options(const ConfigOptionResolver & /* n
         "wipe_speed",
         "use_relative_e_distances",
         "accel_to_decel_enable",
-        "accel_to_decel_factor"
+        "accel_to_decel_factor",
+        "wipe_on_loops"
     };
 
     static std::unordered_set<std::string> steps_ignore;

src/libslic3r/PrintConfig.cpp

@@ -2406,7 +2406,13 @@ void PrintConfigDef::init_fff_params()
     def->tooltip = L("The wipe speed is same as the current extrusion role's speed.\n"
                      "e.g. if wipe action is followed by a outer wall extrusion, the outer wall speed will be used for this wipe action.");
     def->mode = comAdvanced;
-    def->set_default_value(new ConfigOptionBool(false));
+    def->set_default_value(new ConfigOptionBool(true));
+    
+    def = this->add("wipe_on_loops", coBool);
+    def->label = L("Wipe on loops");
+    def->tooltip = L("Make a little move inwards before leaving loop");
+    def->mode = comAdvanced;
+    def->set_default_value(new ConfigOptionBool(true));
 
     def = this->add("wipe_speed", coFloatOrPercent);
     def->label = L("Wipe speed");

src/libslic3r/PrintConfig.hpp

@@ -759,6 +759,7 @@ PRINT_CONFIG_CLASS_DEFINE(
     ((ConfigOptionFloatOrPercent,       seam_gap))
     ((ConfigOptionBool,                 role_based_wipe_speed))
     ((ConfigOptionFloatOrPercent,       wipe_speed))
+    ((ConfigOptionBool,                 wipe_on_loops))
 
 )
 

src/libslic3r/PrintObject.cpp

@@ -682,6 +682,7 @@ bool PrintObject::invalidate_state_by_config_options(
             || opt_key == "infill_wall_overlap"
             || opt_key == "seam_gap"
             || opt_key == "role_based_wipe_speed"
+            || opt_key == "wipe_on_loops"
             || opt_key == "wipe_speed") {
             steps.emplace_back(posPerimeters);
         } else if (opt_key == "gap_infill_speed"

src/slic3r/GUI/Tab.cpp

@@ -1837,7 +1837,8 @@ void TabPrint::build()
         optgroup->append_single_option_line("seam_position", "Seam");
         optgroup->append_single_option_line("seam_gap","Seam");
         optgroup->append_single_option_line("role_based_wipe_speed","Seam");
-        optgroup->append_single_option_line("wipe_speed","Seam");
+        optgroup->append_single_option_line("wipe_speed", "Seam");
+        optgroup->append_single_option_line("wipe_on_loops","Seam");
 
 
         optgroup = page->new_optgroup(L("Precision"), L"param_precision");