ENH: add params for filament retract when extruder change

jira: STUDIO-11965

Signed-off-by: xun.zhang <xun.zhang@bambulab.com>
Change-Id: Id175e9dbce419d43cf45d6116ed4fa4fd556f606
(cherry picked from commit c7964441719f521d1a20dc9f084a7598bd01a9a5)

resources/profiles/BBL/filament/fdm_filament_common.json

@@ -168,6 +168,9 @@
     "nozzle_temperature_initial_layer": [
         "200"
     ],
+    "long_retractions_when_ec": [
+        "0"
+    ],
     "overhang_fan_speed": [
         "100"
     ],
@@ -180,6 +183,9 @@
     "required_nozzle_HRC": [
         "3"
     ],
+    "retraction_distances_when_ec": [
+        "0"
+    ],
     "supertack_plate_temp": [
         "45"
     ],

src/libslic3r/GCode.cpp

@@ -928,6 +928,8 @@ static std::vector<Vec2d> get_path_of_change_filament(const Print& print)
         gcodegen.placeholder_parser().set("current_extruder", new_filament_id);
         gcodegen.placeholder_parser().set("retraction_distance_when_cut", gcodegen.m_config.retraction_distances_when_cut.get_at(new_filament_id));
         gcodegen.placeholder_parser().set("long_retraction_when_cut", gcodegen.m_config.long_retractions_when_cut.get_at(new_filament_id));
+        gcodegen.placeholder_parser().set("retraction_distance_when_ec", gcodegen.m_config.retraction_distances_when_ec.get_at(new_filament_id));
+        gcodegen.placeholder_parser().set("long_retraction_when_ec", gcodegen.m_config.long_retractions_when_ec.get_at(new_filament_id));
 
         // Process the start filament gcode.
         std::string start_filament_gcode_str;
@@ -2506,11 +2508,15 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato
     //Orca: set the key for compatibilty
     this->placeholder_parser().set("retraction_distance_when_cut", m_config.retraction_distances_when_cut.get_at(initial_extruder_id));
     this->placeholder_parser().set("long_retraction_when_cut", m_config.long_retractions_when_cut.get_at(initial_extruder_id));
+    this->placeholder_parser().set("retraction_distance_when_ec", m_config.retraction_distances_when_ec.get_at(initial_extruder_id));
+    this->placeholder_parser().set("long_retraction_when_ec", m_config.long_retractions_when_ec.get_at(initial_extruder_id));
     this->placeholder_parser().set("temperature", new ConfigOptionInts(print.config().nozzle_temperature));
 
 
     this->placeholder_parser().set("retraction_distances_when_cut", new ConfigOptionFloats(m_config.retraction_distances_when_cut));
     this->placeholder_parser().set("long_retractions_when_cut",new ConfigOptionBools(m_config.long_retractions_when_cut));
+    this->placeholder_parser().set("retraction_distances_when_ec", new ConfigOptionFloatsNullable(m_config.retraction_distances_when_ec));
+    this->placeholder_parser().set("long_retractions_when_ec",new ConfigOptionBoolsNullable(m_config.long_retractions_when_ec));
 
     //Set variable for total layer count so it can be used in custom gcode.
     this->placeholder_parser().set("total_layer_count", m_layer_count);
@@ -6896,6 +6902,8 @@ std::string GCode::set_extruder(unsigned int new_filament_id, double print_z, bo
     // if we are running a single-extruder setup, just set the extruder and return nothing
     if (!m_writer.multiple_extruders) {
         this->placeholder_parser().set("current_extruder", new_filament_id);
+        this->placeholder_parser().set("retraction_distance_when_ec", m_config.retraction_distances_when_ec.get_at(new_filament_id));
+        this->placeholder_parser().set("long_retraction_when_ec", m_config.long_retractions_when_ec.get_at(new_filament_id));
 
         std::string gcode;
         // Append the filament start G-code.
@@ -7146,6 +7154,9 @@ std::string GCode::set_extruder(unsigned int new_filament_id, double print_z, bo
     this->placeholder_parser().set("current_extruder", new_filament_id);
     this->placeholder_parser().set("retraction_distance_when_cut", m_config.retraction_distances_when_cut.get_at(new_filament_id));
     this->placeholder_parser().set("long_retraction_when_cut", m_config.long_retractions_when_cut.get_at(new_filament_id));
+    this->placeholder_parser().set("retraction_distance_when_ec", m_config.retraction_distances_when_ec.get_at(new_filament_id));
+    this->placeholder_parser().set("long_retraction_when_ec", m_config.long_retractions_when_ec.get_at(new_filament_id));
+
 
     // Append the filament start G-code.
     const std::string &filament_start_gcode = m_config.filament_start_gcode.get_at(new_filament_id);

src/libslic3r/Preset.cpp

@@ -880,7 +880,8 @@ static std::vector<std::string> s_Preset_filament_options {/*"filament_colour",
     "filament_multitool_ramming", "filament_multitool_ramming_volume", "filament_multitool_ramming_flow", "activate_chamber_temp_control",
     "filament_long_retractions_when_cut","filament_retraction_distances_when_cut", "idle_temperature",
     //BBS filament change length while the extruder color
-    "filament_change_length","filament_prime_volume","filament_flush_volumetric_speed","filament_flush_temp"
+    "filament_change_length","filament_prime_volume","filament_flush_volumetric_speed","filament_flush_temp",
+    "long_retractions_when_ec", "retraction_distances_when_ec"
     };
 
 static std::vector<std::string> s_Preset_machine_limits_options {

src/libslic3r/PrintConfig.cpp

@@ -4461,6 +4461,20 @@ void PrintConfigDef::init_fff_params()
     def->max = 18;
     def->set_default_value(new ConfigOptionFloats {18});
 
+    def = this->add("long_retractions_when_ec", coBools);
+    def->label = L("Long retraction when extruder change");
+    def->mode = comAdvanced;
+    def->nullable = true;
+    def->set_default_value(new ConfigOptionBoolsNullable {false});
+
+    def = this->add("retraction_distances_when_ec", coFloats);
+    def->label = L("Retraction distance when extruder change");
+    def->mode = comAdvanced;
+    def->nullable = true;
+    def->min = 0;
+    def->max = 10;
+    def->set_default_value(new ConfigOptionFloatsNullable{10});
+
     def = this->add("retract_length_toolchange", coFloats);
     def->label = L("Length");
     //def->full_label = L("Retraction Length (Toolchange)");
@@ -7454,6 +7468,8 @@ std::set<std::string> filament_options_with_variant = {
     "filament_retract_before_wipe",
     "filament_long_retractions_when_cut",
     "filament_retraction_distances_when_cut",
+    "long_retractions_when_ec",
+    "retraction_distances_when_ec",
     "nozzle_temperature_initial_layer",
     "nozzle_temperature",
     "filament_flush_volumetric_speed",

src/libslic3r/PrintConfig.hpp

@@ -1271,6 +1271,8 @@ PRINT_CONFIG_CLASS_DEFINE(
     ((ConfigOptionInt,                 enable_long_retraction_when_cut))
     ((ConfigOptionFloats,              retraction_distances_when_cut))
     ((ConfigOptionBools,               long_retractions_when_cut))
+    ((ConfigOptionFloatsNullable,      retraction_distances_when_ec))
+    ((ConfigOptionBoolsNullable,       long_retractions_when_ec))
     ((ConfigOptionFloats,              z_hop))
     // BBS
     ((ConfigOptionEnumsGeneric,        z_hop_types))

src/slic3r/GUI/Tab.cpp

@@ -3852,6 +3852,8 @@ void TabFilament::build()
         optgroup = page->new_optgroup(L("Multi Filament"));
         optgroup->append_single_option_line("filament_flush_temp", "", 0);
         optgroup->append_single_option_line("filament_flush_volumetric_speed", "", 0);
+        optgroup->append_single_option_line("long_retractions_when_ec", "" , 0);
+        optgroup->append_single_option_line("retraction_distances_when_ec", "" , 0);
 
         optgroup = page->new_optgroup(L("Tool change parameters with single extruder MM printers"), "param_toolchange");
         optgroup->append_single_option_line("filament_loading_speed_start", "semm");
@@ -4018,6 +4020,7 @@ void TabFilament::toggle_options()
         bool support_chamber_temp_control = this->m_preset_bundle->printers.get_edited_preset().config.opt_bool("support_chamber_temp_control");
         toggle_line("chamber_temperatures", support_chamber_temp_control);
     }
+
     if (m_active_page->title() == L("Setting Overrides"))
         update_filament_overrides_page(&cfg);
 
@@ -4027,6 +4030,9 @@ void TabFilament::toggle_options()
                         "filament_unloading_speed_start", "filament_unloading_speed", "filament_toolchange_delay", "filament_cooling_moves",
                         "filament_cooling_initial_speed", "filament_cooling_final_speed"})
             toggle_option(el, !is_BBL_printer);
+
+        const int extruder_idx = 0; // m_variant_combo->GetSelection(); // TODO: Orca hack
+        toggle_line("retraction_distances_when_ec", m_config->opt_bool("long_retractions_when_ec", extruder_idx), 256 + extruder_idx);
     }
 }