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Read the initial filament start G-code through get_at() (#16080)

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A filament_start_gcode list shorter than the filament count made the Bambu start-of-export path throw std::out_of_range. Use get_at() like the other filament_start_gcode reads, and add a regression test.
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HMITCHR
2026-10-12 19:55:02 -05:00
committed by GitHub
parent a379ec4a67
commit 075b03975f
2 changed files with 27 additions and 1 deletions
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src/libslic3r/GCode.cpp
+1 -1
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@@ -4262,7 +4262,7 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato
config.set_key_value("nozzle_diameter_at_nozzle_id", new ConfigOptionFloats(get_nozzle_diameters_by_nozzle_id(group_result.get())));
config.set_key_value("nozzle_volume_types", new ConfigOptionStrings(get_nozzle_volume_types_by_nozzle_id(group_result.get())));
config.set_key_value("layer_num", new ConfigOptionInt(m_layer_index));
std::string filament_start_gcode = this->placeholder_parser_process("filament_start_gcode", print.config().filament_start_gcode.values.at(initial_non_support_extruder_id), initial_non_support_extruder_id,&config);
std::string filament_start_gcode = this->placeholder_parser_process("filament_start_gcode", print.config().filament_start_gcode.get_at(initial_non_support_extruder_id), initial_non_support_extruder_id,&config);
file.writeln(filament_start_gcode);
// Mark the first filament used in print. Multi-nozzle printers (H2C) get ";VT%d H%d" where
// H = dynamic ? nozzle_id : -1; existing single-nozzle printers keep the bare ";VT%d" so their