ENH: add map for logic ext to physical ext

jira: NONE

Signed-off-by: xun.zhang <xun.zhang@bambulab.com>
Change-Id: I0d250de87b3c3d6c9ceb4efd3099c82104e5fc1b

src/libslic3r/Preset.cpp

@@ -960,7 +960,7 @@ static std::vector<std::string> s_Preset_printer_options {
     "printhost_cafile","printhost_port","printhost_authorization_type",
     "printhost_user", "printhost_password", "printhost_ssl_ignore_revoke",
     "use_relative_e_distances", "extruder_type","use_firmware_retraction",
-    "grab_length","machine_switch_extruder_time","hotend_cooling_rate","hotend_heating_rate","enable_pre_heating"
+    "grab_length","machine_switch_extruder_time","hotend_cooling_rate","hotend_heating_rate","enable_pre_heating", "physical_extruder_map"
 };
 
 static std::vector<std::string> s_Preset_sla_print_options {

src/libslic3r/PrintConfig.cpp

@@ -1611,6 +1611,12 @@ void PrintConfigDef::init_fff_params()
     def->mode = comDevelop;
     def->set_default_value(new ConfigOptionInts{1});
 
+    def = this->add("physical_extruder_map",coInts);
+    def->label = "Map the logical extruder to physical extruder";
+    def->tooltip = "Map the logical extruder to physical extruder";
+    def->mode = comDevelop;
+    def->set_default_value(new ConfigOptionInts{0});
+
     def          = this->add("unprintable_filament_map", coIntsGroups);
     def->label   = L("Unprintable filament map to extruder");
     def->tooltip = L("Unprintable filament map to extruder");

src/libslic3r/PrintConfig.hpp

@@ -1000,6 +1000,7 @@ PRINT_CONFIG_CLASS_DEFINE(
     ((ConfigOptionFloat,               machine_unload_filament_time))
     ((ConfigOptionFloat,               machine_switch_extruder_time))
     ((ConfigOptionBool,                enable_pre_heating))
+    ((ConfigOptionInts,                physical_extruder_map))
     ((ConfigOptionFloat,               hotend_cooling_rate))
     ((ConfigOptionFloat,               hotend_heating_rate))
     ((ConfigOptionFloats,              filament_minimal_purge_on_wipe_tower))