Klipper: Adding the new firmware flavor:

- added the new option
- allowed machine limits page
- added a check for Klipper + 'emit limits to gcode' (Print::validate so far)

src/libslic3r/Print.cpp

@@ -502,6 +502,10 @@ std::string Print::validate(std::string* warning) const
             return _u8L("The Spiral Vase option can only be used when printing single material objects.");
     }
 
+    if (m_config.machine_limits_usage == MachineLimitsUsage::EmitToGCode && m_config.gcode_flavor == gcfKlipper)
+        return L("Machine limits cannot be emitted to G-Code when Klipper firmware flavor is used. "
+                 "Change the value of machine_limits_usage.");
+
     // Cache of layer height profiles for checking:
     // 1) Whether all layers are synchronized if printing with wipe tower and / or unsynchronized supports.
     // 2) Whether layer height is constant for Organic supports.

src/libslic3r/PrintConfig.cpp

@@ -48,6 +48,7 @@ static const t_config_enum_values s_keys_map_GCodeFlavor {
     { "makerware",      gcfMakerWare },
     { "marlin",         gcfMarlinLegacy },
     { "marlin2",        gcfMarlinFirmware },
+    { "klipper",        gcfKlipper },
     { "sailfish",       gcfSailfish },
     { "smoothie",       gcfSmoothie },
     { "mach3",          gcfMach3 },
@@ -1406,6 +1407,7 @@ void PrintConfigDef::init_fff_params()
         { "makerware",      "MakerWare (MakerBot)" },
         { "marlin",         "Marlin (legacy)" },
         { "marlin2",        "Marlin 2" },
+        { "klipper",        "Klipper" },
         { "sailfish",       "Sailfish (MakerBot)" },
         { "mach3",          "Mach3/LinuxCNC" },
         { "machinekit",     "Machinekit" },
@@ -4421,8 +4423,9 @@ std::string validate(const FullPrintConfig &cfg)
         cfg.gcode_flavor.value != gcfMarlinLegacy &&
         cfg.gcode_flavor.value != gcfMarlinFirmware &&
         cfg.gcode_flavor.value != gcfMachinekit &&
-        cfg.gcode_flavor.value != gcfRepetier)
+        cfg.gcode_flavor.value != gcfRepetier &&
-        return "--use-firmware-retraction is only supported by Marlin, Smoothie, RepRapFirmware, Repetier and Machinekit firmware";
+        cfg.gcode_flavor.value != gcfKlipper)
+        return "--use-firmware-retraction is only supported by Marlin, Klipper, Smoothie, RepRapFirmware, Repetier and Machinekit firmware";
 
     if (cfg.use_firmware_retraction.value)
         for (unsigned char wipe : cfg.wipe.values)

src/libslic3r/PrintConfig.hpp

@@ -32,7 +32,7 @@
 namespace Slic3r {
 
 enum GCodeFlavor : unsigned char {
-    gcfRepRapSprinter, gcfRepRapFirmware, gcfRepetier, gcfTeacup, gcfMakerWare, gcfMarlinLegacy, gcfMarlinFirmware, gcfSailfish, gcfMach3, gcfMachinekit,
+    gcfRepRapSprinter, gcfRepRapFirmware, gcfRepetier, gcfTeacup, gcfMakerWare, gcfMarlinLegacy, gcfMarlinFirmware, gcfKlipper, gcfSailfish, gcfMach3, gcfMachinekit,
     gcfSmoothie, gcfNoExtrusion,
 };
 

src/slic3r/GUI/Tab.cpp

@@ -2866,7 +2866,7 @@ void TabPrinter::build_unregular_pages(bool from_initial_build/* = false*/)
 {
     size_t		n_before_extruders = 2;			//	Count of pages before Extruder pages
     auto        flavor = m_config->option<ConfigOptionEnum<GCodeFlavor>>("gcode_flavor")->value;
-    bool		show_mach_limits = (flavor == gcfMarlinLegacy || flavor == gcfMarlinFirmware || flavor == gcfRepRapFirmware);
+    bool		show_mach_limits = (flavor == gcfMarlinLegacy || flavor == gcfMarlinFirmware || flavor == gcfRepRapFirmware || flavor == gcfKlipper);
 
     /* ! Freeze/Thaw in this function is needed to avoid call OnPaint() for erased pages
      * and be cause of application crash, when try to change Preset in moment,
@@ -3102,7 +3102,8 @@ void TabPrinter::toggle_options()
     if (m_active_page->title() == "Machine limits" && m_machine_limits_description_line) {
         assert(flavor == gcfMarlinLegacy
             || flavor == gcfMarlinFirmware
-            || flavor == gcfRepRapFirmware);
+            || flavor == gcfRepRapFirmware
+            || flavor == gcfKlipper);
 		const auto *machine_limits_usage = m_config->option<ConfigOptionEnum<MachineLimitsUsage>>("machine_limits_usage");
 		bool enabled = machine_limits_usage->value != MachineLimitsUsage::Ignore;
         bool silent_mode = m_config->opt_bool("silent_mode");