Add option for skirt-speed override (#1371)

Add skirt speed option.

Co-authored-by: SoftFever <softfeverever@gmail.com>

src/libslic3r/GCode.cpp

@@ -4022,6 +4022,12 @@ std::string GCode::_extrude(const ExtrusionPath &path, std::string description,
             }
         }
     }
+    // Override skirt speed if set
+    if (path.role() == erSkirt) {
+        const double skirt_speed = m_config.get_abs_value("skirt_speed");
+        if (skirt_speed > 0.0)
+        speed = skirt_speed;
+    }
     //BBS: remove this config
     //else if (this->object_layer_over_raft())
     //    speed = m_config.get_abs_value("first_layer_speed_over_raft", speed);

src/libslic3r/Preset.cpp

@@ -720,7 +720,7 @@ static std::vector<std::string> s_Preset_print_options {
     "inner_wall_speed", "outer_wall_speed", "sparse_infill_speed", "internal_solid_infill_speed",
     "top_surface_speed", "support_speed", "support_object_xy_distance", "support_interface_speed",
     "bridge_speed", "gap_infill_speed", "travel_speed", "travel_speed_z", "initial_layer_speed",
-    "outer_wall_acceleration", "initial_layer_acceleration", "top_surface_acceleration", "default_acceleration", "skirt_loops", "skirt_distance", "skirt_height", "draft_shield",
+    "outer_wall_acceleration", "initial_layer_acceleration", "top_surface_acceleration", "default_acceleration", "skirt_loops", "skirt_speed", "skirt_distance", "skirt_height", "draft_shield",
     "brim_width", "brim_object_gap", "brim_type", "enable_support", "support_type", "support_threshold_angle", "enforce_support_layers",
     "raft_layers", "raft_first_layer_density", "raft_first_layer_expansion", "raft_contact_distance", "raft_expansion",
     "support_base_pattern", "support_base_pattern_spacing", "support_expansion", "support_style",

src/libslic3r/Print.cpp

@@ -185,6 +185,7 @@ bool Print::invalidate_state_by_config_options(const ConfigOptionResolver & /* n
             // These steps have no influence on the G-code whatsoever. Just ignore them.
         } else if (
                opt_key == "skirt_loops"
+            || opt_key == "skirt_speed"
             || opt_key == "skirt_height"
             || opt_key == "draft_shield"
             || opt_key == "skirt_distance"

src/libslic3r/PrintConfig.cpp

@@ -2691,6 +2691,15 @@ void PrintConfigDef::init_fff_params()
     def->mode = comSimple;
     def->set_default_value(new ConfigOptionInt(1));
 
+    def = this->add("skirt_speed", coFloat);
+    def->label = L("Skirt speed");
+    def->full_label = L("Skirt speed");
+    def->tooltip = L("Speed of skirt, in mm/s. Zero means use default layer extrusion speed.");
+    def->min = 0;
+    def->sidetext = L("mm/s");
+    def->mode = comAdvanced;
+    def->set_default_value(new ConfigOptionFloat(0.0));
+
     def = this->add("slow_down_layer_time", coFloats);
     def->label = L("Layer time");
     def->tooltip = L("The printing speed in exported gcode will be slowed down, when the estimated layer time is shorter than this value, to "

src/libslic3r/PrintConfig.hpp

@@ -968,6 +968,7 @@ PRINT_CONFIG_CLASS_DERIVED_DEFINE(
     ((ConfigOptionFloat,              skirt_distance))
     ((ConfigOptionInt,                skirt_height))
     ((ConfigOptionInt,                skirt_loops))
+    ((ConfigOptionFloat,              skirt_speed))
     ((ConfigOptionFloats,             slow_down_layer_time))
     ((ConfigOptionBool,               spiral_mode))
     ((ConfigOptionInt,                standby_temperature_delta))

src/slic3r/GUI/Plater.cpp

@@ -2231,7 +2231,7 @@ Plater::priv::priv(Plater *q, MainFrame *main_frame)
     //BBS: add bed_exclude_area
     , config(Slic3r::DynamicPrintConfig::new_from_defaults_keys({
         "printable_area", "bed_exclude_area", "bed_custom_texture", "bed_custom_model", "print_sequence",
-        "extruder_clearance_radius", "extruder_clearance_height_to_lid", "extruder_clearance_height_to_rod", "skirt_loops", "skirt_distance",
+        "extruder_clearance_radius", "extruder_clearance_height_to_lid", "extruder_clearance_height_to_rod", "skirt_loops", "skirt_speed", "skirt_distance",
         "brim_width", "brim_object_gap", "brim_type", "nozzle_diameter", "single_extruder_multi_material",
         "enable_prime_tower", "wipe_tower_x", "wipe_tower_y", "prime_tower_width", "prime_tower_brim_width", "prime_volume",
         "extruder_colour", "filament_colour", "material_colour", "printable_height", "printer_model", "printer_technology",

src/slic3r/GUI/Tab.cpp

@@ -2033,6 +2033,7 @@ void TabPrint::build()
         optgroup->append_single_option_line("skirt_loops");
         optgroup->append_single_option_line("skirt_distance");
         optgroup->append_single_option_line("skirt_height");
+        optgroup->append_single_option_line("skirt_speed");
         //optgroup->append_single_option_line("draft_shield");
         optgroup->append_single_option_line("brim_type", "auto-brim");
         optgroup->append_single_option_line("brim_width", "auto-brim#manual");