Fix crash with placeholders in file header G-code (#15915)

This commit is contained in:
Kiss Lorand
2026-09-26 17:09:56 -03:00
committed by GitHub
parent 5ae9015c82
commit 6a07853933
+151 -166
View File
@@ -3095,162 +3095,6 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato
if (m_config.small_area_infill_flow_compensation.value && !m_config.small_area_infill_flow_compensation_model.empty())
m_small_area_infill_flow_compensator = make_unique<SmallAreaInfillFlowCompensator>(print.config());
// Process file_start_gcode - written at the very top of the file, before any header
{
std::string top_gcode_template = print.config().file_start_gcode.value;
if (!top_gcode_template.empty()) {
DynamicConfig top_config;
// file_start_gcode runs before the parser copy that normally restores these, so set them here.
PlaceholderParser::update_timestamp(top_config);
PlaceholderParser::update_user_name(top_config);
top_config.set_key_value("print_time_total_sec", new ConfigOptionString(GCodeProcessor::reserved_tag(GCodeProcessor::ETags::Print_Time_Total_Sec_Placeholder)));
top_config.set_key_value("print_time_day", new ConfigOptionString(GCodeProcessor::reserved_tag(GCodeProcessor::ETags::Print_Time_Day_Placeholder)));
top_config.set_key_value("print_time_hour", new ConfigOptionString(GCodeProcessor::reserved_tag(GCodeProcessor::ETags::Print_Time_Hour_Placeholder)));
top_config.set_key_value("print_time_minute", new ConfigOptionString(GCodeProcessor::reserved_tag(GCodeProcessor::ETags::Print_Time_Minute_Placeholder)));
top_config.set_key_value("print_time_sec", new ConfigOptionString(GCodeProcessor::reserved_tag(GCodeProcessor::ETags::Print_Time_Sec_Placeholder)));
top_config.set_key_value("used_filament_length", new ConfigOptionString(GCodeProcessor::reserved_tag(GCodeProcessor::ETags::Used_Filament_Length_Placeholder)));
std::string top_gcode = print.placeholder_parser().process(top_gcode_template, 0, &top_config);
if (!top_gcode.empty())
file.writeln(top_gcode);
}
}
// Orca: Don't output Header block if BTT thumbnail is identified in the list
// Get the thumbnails value as a string
std::string thumbnails_value = print.config().option<ConfigOptionString>("thumbnails")->value;
// search string for the BTT_TFT label
bool has_BTT_thumbnail = (thumbnails_value.find("BTT_TFT") != std::string::npos);
if(!has_BTT_thumbnail){
file.write_format("; HEADER_BLOCK_START\n");
// Write information on the generator.
file.write_format("; generated by %s on %s\n", Slic3r::header_slic3r_generated().c_str(), Slic3r::Utils::local_timestamp().c_str());
if (is_bbl_printers)
file.write_format(";%s\n", GCodeProcessor::reserved_tag(GCodeProcessor::ETags::Estimated_Printing_Time_Placeholder).c_str());
//BBS: total layer number
file.write_format(";%s\n", GCodeProcessor::reserved_tag(GCodeProcessor::ETags::Total_Layer_Number_Placeholder).c_str());
//Orca: extra check for bbl printer
if (is_bbl_printers) {
if (print.calib_params().mode == CalibMode::Calib_None) { // Don't support skipping in cali mode
// list all label_object_id with sorted order here
m_enable_exclude_object = true;
m_label_objects_ids.clear();
m_label_objects_ids.reserve(print.num_object_instances());
for (const PrintObject *print_object : print.objects())
for (const PrintInstance &print_instance : print_object->instances())
m_label_objects_ids.push_back(print_instance.model_instance->get_labeled_id());
std::sort(m_label_objects_ids.begin(), m_label_objects_ids.end());
std::string objects_id_list = "; model label id: ";
for (auto it = m_label_objects_ids.begin(); it != m_label_objects_ids.end(); it++)
objects_id_list += (std::to_string(*it) + (it != m_label_objects_ids.end() - 1 ? "," : "\n"));
file.writeln(objects_id_list);
} else {
m_enable_exclude_object = false;
m_label_objects_ids.clear();
}
}
{
std::string filament_density_list = "; filament_density: ";
(filament_density_list+=m_config.filament_density.serialize()) +='\n';
file.writeln(filament_density_list);
std::string filament_diameter_list = "; filament_diameter: ";
(filament_diameter_list += m_config.filament_diameter.serialize()) += '\n';
file.writeln(filament_diameter_list);
coordf_t max_height_z = -1;
for (const auto& object : print.objects())
max_height_z = std::max(object->layers().back()->print_z, max_height_z);
std::ostringstream max_height_z_tip;
max_height_z_tip<<"; max_z_height: " << std::fixed << std::setprecision(2) << max_height_z << '\n';
file.writeln(max_height_z_tip.str());
}
{
auto used_filaments = print.get_slice_used_filaments(false);
std::ostringstream out;
out << "; filament: ";
for (size_t idx = 0; idx < used_filaments.size(); ++idx) {
if (idx != 0)
out << ',';
out << used_filaments[idx] + 1;
}
file.writeln(out.str());
}
file.write_format("; HEADER_BLOCK_END\n\n");
}
// BBS: write global config at the beginning of gcode file because printer
// need these config information
// Append full config, delimited by two 'phony' configuration keys
// CONFIG_BLOCK_START and CONFIG_BLOCK_END. The delimiters are structured
// as configuration key / value pairs to be parsable by older versions of
// PrusaSlicer G-code viewer.
{
if (is_bbl_printers && !skip_config_block) {
file.write("; CONFIG_BLOCK_START\n");
std::string full_config;
append_full_config(print, full_config);
if (!full_config.empty())
file.write(full_config);
// SoftFever: write compatiple image
int first_layer_bed_temperature = get_bed_temperature(0, true, print.config().curr_bed_type);
file.write_format("; first_layer_bed_temperature = %d\n",
first_layer_bed_temperature);
file.write_format(
"; first_layer_temperature = %d\n",
print.config().nozzle_temperature_initial_layer.get_at(0));
file.write("; CONFIG_BLOCK_END\n\n");
} else if (thumbnail_cb != nullptr) {
// generate the thumbnails
auto [thumbnails, errors] = GCodeThumbnails::make_and_check_thumbnail_list(print.full_print_config());
if (errors != enum_bitmask<ThumbnailError>()) {
std::string error_str = format("Invalid thumbnails value:");
error_str += GCodeThumbnails::get_error_string(errors);
throw Slic3r::ExportError(error_str);
}
if (!thumbnails.empty())
GCodeThumbnails::export_thumbnails_to_file(
thumbnail_cb, print.get_plate_index(), thumbnails, [&file](const char* sz) { file.write(sz); }, [&print]() { print.throw_if_canceled(); });
}
}
// Write some terse information on the slicing parameters.
const PrintObject *first_object = print.objects().front();
const double layer_height = first_object->config().layer_height.value;
const double initial_layer_print_height = print.config().initial_layer_print_height.value;
for (size_t region_id = 0; region_id < print.num_print_regions(); ++ region_id) {
const PrintRegion &region = print.get_print_region(region_id);
file.write_format("; external perimeters extrusion width = %.2fmm\n", region.flow(*first_object, frExternalPerimeter, layer_height).width());
file.write_format("; perimeters extrusion width = %.2fmm\n", region.flow(*first_object, frPerimeter, layer_height).width());
file.write_format("; infill extrusion width = %.2fmm\n", region.flow(*first_object, frInfill, layer_height).width());
file.write_format("; solid infill extrusion width = %.2fmm\n", region.flow(*first_object, frSolidInfill, layer_height).width());
file.write_format("; top infill extrusion width = %.2fmm\n", region.flow(*first_object, frTopSolidInfill, layer_height).width());
if (print.has_support_material())
file.write_format("; support material extrusion width = %.2fmm\n", support_material_flow(first_object).width());
if (print.config().initial_layer_line_width.value > 0)
file.write_format("; first layer extrusion width = %.2fmm\n", region.flow(*first_object, frPerimeter, initial_layer_print_height, true).width());
file.write_format("\n");
}
file.write_format("; EXECUTABLE_BLOCK_START\n");
// SoftFever
if( m_enable_exclude_object)
file.write(set_object_info(&print));
// adds tags for time estimators
file.write_format(";%s\n", GCodeProcessor::reserved_tag(GCodeProcessor::ETags::First_Line_M73_Placeholder).c_str());
// Prepare the helper object for replacing placeholders in custom G-code and output filename.
m_placeholder_parser_integration.parser = print.placeholder_parser();
m_placeholder_parser_integration.parser.update_timestamp();
@@ -3385,16 +3229,6 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato
// Orca: Initialise AdaptivePA processor filter
m_pa_processor = std::make_unique<AdaptivePAProcessor>(*this, tool_ordering.all_extruders());
// Emit machine envelope limits for the Marlin firmware.
this->print_machine_envelope(file, print);
// Disable fan.
if (m_config.auxiliary_fan.value && print.config().close_fan_the_first_x_layers.get_at(initial_extruder_id)) {
file.write(m_writer.set_fan(0));
//BBS: disable additional fan
file.write(m_writer.set_additional_fan(0));
}
// Update output variables after the extruders were initialized.
m_placeholder_parser_integration.init(m_writer);
@@ -3746,6 +3580,157 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato
// Sync variant-mapped params into placeholder_parser before processing start gcode
update_placeholder_parser_with_variant_params();
// Expand the file header only after the start-up placeholders and writer state are ready.
// Use the regular custom G-code path so invalid placeholders report the template name.
if (!print.config().file_start_gcode.value.empty())
file.writeln(this->placeholder_parser_process("file_start_gcode", print.config().file_start_gcode.value, initial_extruder_id));
// Orca: Don't output Header block if BTT thumbnail is identified in the list
// Get the thumbnails value as a string
std::string thumbnails_value = print.config().option<ConfigOptionString>("thumbnails")->value;
// search string for the BTT_TFT label
bool has_BTT_thumbnail = (thumbnails_value.find("BTT_TFT") != std::string::npos);
if(!has_BTT_thumbnail){
file.write_format("; HEADER_BLOCK_START\n");
// Write information on the generator.
file.write_format("; generated by %s on %s\n", Slic3r::header_slic3r_generated().c_str(), Slic3r::Utils::local_timestamp().c_str());
if (is_bbl_printers)
file.write_format(";%s\n", GCodeProcessor::reserved_tag(GCodeProcessor::ETags::Estimated_Printing_Time_Placeholder).c_str());
//BBS: total layer number
file.write_format(";%s\n", GCodeProcessor::reserved_tag(GCodeProcessor::ETags::Total_Layer_Number_Placeholder).c_str());
//Orca: extra check for bbl printer
if (is_bbl_printers) {
if (print.calib_params().mode == CalibMode::Calib_None) { // Don't support skipping in cali mode
// list all label_object_id with sorted order here
m_enable_exclude_object = true;
m_label_objects_ids.clear();
m_label_objects_ids.reserve(print.num_object_instances());
for (const PrintObject *print_object : print.objects())
for (const PrintInstance &print_instance : print_object->instances())
m_label_objects_ids.push_back(print_instance.model_instance->get_labeled_id());
std::sort(m_label_objects_ids.begin(), m_label_objects_ids.end());
std::string objects_id_list = "; model label id: ";
for (auto it = m_label_objects_ids.begin(); it != m_label_objects_ids.end(); it++)
objects_id_list += (std::to_string(*it) + (it != m_label_objects_ids.end() - 1 ? "," : "\n"));
file.writeln(objects_id_list);
} else {
m_enable_exclude_object = false;
m_label_objects_ids.clear();
}
}
{
std::string filament_density_list = "; filament_density: ";
(filament_density_list+=m_config.filament_density.serialize()) +='\n';
file.writeln(filament_density_list);
std::string filament_diameter_list = "; filament_diameter: ";
(filament_diameter_list += m_config.filament_diameter.serialize()) += '\n';
file.writeln(filament_diameter_list);
coordf_t max_height_z = -1;
for (const auto& object : print.objects())
max_height_z = std::max(object->layers().back()->print_z, max_height_z);
std::ostringstream max_height_z_tip;
max_height_z_tip<<"; max_z_height: " << std::fixed << std::setprecision(2) << max_height_z << '\n';
file.writeln(max_height_z_tip.str());
}
{
auto used_filaments = print.get_slice_used_filaments(false);
std::ostringstream out;
out << "; filament: ";
for (size_t idx = 0; idx < used_filaments.size(); ++idx) {
if (idx != 0)
out << ',';
out << used_filaments[idx] + 1;
}
file.writeln(out.str());
}
file.write_format("; HEADER_BLOCK_END\n\n");
}
// BBS: write global config at the beginning of gcode file because printer
// need these config information
// Append full config, delimited by two 'phony' configuration keys
// CONFIG_BLOCK_START and CONFIG_BLOCK_END. The delimiters are structured
// as configuration key / value pairs to be parsable by older versions of
// PrusaSlicer G-code viewer.
{
if (is_bbl_printers && !skip_config_block) {
file.write("; CONFIG_BLOCK_START\n");
std::string full_config;
append_full_config(print, full_config);
if (!full_config.empty())
file.write(full_config);
// SoftFever: write compatiple image
int first_layer_bed_temperature = get_bed_temperature(0, true, print.config().curr_bed_type);
file.write_format("; first_layer_bed_temperature = %d\n",
first_layer_bed_temperature);
file.write_format(
"; first_layer_temperature = %d\n",
print.config().nozzle_temperature_initial_layer.get_at(0));
file.write("; CONFIG_BLOCK_END\n\n");
} else if (thumbnail_cb != nullptr) {
// generate the thumbnails
auto [thumbnails, errors] = GCodeThumbnails::make_and_check_thumbnail_list(print.full_print_config());
if (errors != enum_bitmask<ThumbnailError>()) {
std::string error_str = format("Invalid thumbnails value:");
error_str += GCodeThumbnails::get_error_string(errors);
throw Slic3r::ExportError(error_str);
}
if (!thumbnails.empty())
GCodeThumbnails::export_thumbnails_to_file(
thumbnail_cb, print.get_plate_index(), thumbnails, [&file](const char* sz) { file.write(sz); }, [&print]() { print.throw_if_canceled(); });
}
}
// Write some terse information on the slicing parameters.
const PrintObject *first_object = print.objects().front();
const double layer_height = first_object->config().layer_height.value;
const double initial_layer_print_height = print.config().initial_layer_print_height.value;
for (size_t region_id = 0; region_id < print.num_print_regions(); ++ region_id) {
const PrintRegion &region = print.get_print_region(region_id);
file.write_format("; external perimeters extrusion width = %.2fmm\n", region.flow(*first_object, frExternalPerimeter, layer_height).width());
file.write_format("; perimeters extrusion width = %.2fmm\n", region.flow(*first_object, frPerimeter, layer_height).width());
file.write_format("; infill extrusion width = %.2fmm\n", region.flow(*first_object, frInfill, layer_height).width());
file.write_format("; solid infill extrusion width = %.2fmm\n", region.flow(*first_object, frSolidInfill, layer_height).width());
file.write_format("; top infill extrusion width = %.2fmm\n", region.flow(*first_object, frTopSolidInfill, layer_height).width());
if (print.has_support_material())
file.write_format("; support material extrusion width = %.2fmm\n", support_material_flow(first_object).width());
if (print.config().initial_layer_line_width.value > 0)
file.write_format("; first layer extrusion width = %.2fmm\n", region.flow(*first_object, frPerimeter, initial_layer_print_height, true).width());
file.write_format("\n");
}
file.write_format("; EXECUTABLE_BLOCK_START\n");
// SoftFever
if( m_enable_exclude_object)
file.write(set_object_info(&print));
// adds tags for time estimators
file.write_format(";%s\n", GCodeProcessor::reserved_tag(GCodeProcessor::ETags::First_Line_M73_Placeholder).c_str());
// Emit machine envelope limits for the Marlin firmware.
this->print_machine_envelope(file, print);
// Disable fan.
if (m_config.auxiliary_fan.value && print.config().close_fan_the_first_x_layers.get_at(initial_extruder_id)) {
file.write(m_writer.set_fan(0));
//BBS: disable additional fan
file.write(m_writer.set_additional_fan(0));
}
std::string machine_start_gcode = this->placeholder_parser_process("machine_start_gcode", print.config().machine_start_gcode.value, initial_extruder_id);
if (print.config().gcode_flavor != gcfKlipper) {
// Set bed temperature if the start G-code does not contain any bed temp control G-codes.