3D-printing/OrcaSlicer
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Background processing in C++, WIP.

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This commit is contained in:
bubnikv 2018-03-28 17:05:31 +02:00
parent 8639df1cfd
commit 33e1108f65
17 changed files with 279 additions and 140 deletions
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40
xs/src/libslic3r/GCode.cpp
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@ -365,13 +365,21 @@ void GCode::do_export(Print *print, const char *path, GCodePreviewData *preview_
if (file == nullptr)
throw std::runtime_error(std::string("G-code export to ") + path + " failed.\nCannot open the file for writing.\n");
this->m_placeholder_parser_failed_templates.clear();
this->_do_export(*print, file, preview_data);
fflush(file);
if (ferror(file)) {
try {
this->m_placeholder_parser_failed_templates.clear();
this->_do_export(*print, file, preview_data);
fflush(file);
if (ferror(file)) {
fclose(file);
boost::nowide::remove(path_tmp.c_str());
throw std::runtime_error(std::string("G-code export to ") + path + " failed\nIs the disk full?\n");
}
} catch (std::exception &ex) {
// Rethrow on any exception. std::runtime_exception and CanceledException are expected to be thrown.
// Close and remove the file.
fclose(file);
boost::nowide::remove(path_tmp.c_str());
throw std::runtime_error(std::string("G-code export to ") + path + " failed\nIs the disk full?\n");
throw;
}
fclose(file);
if (! this->m_placeholder_parser_failed_templates.empty()) {
@ -403,6 +411,8 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
{
PROFILE_FUNC();
print.set_started(psGCodeExport);
// resets time estimator
m_time_estimator.reset();
m_time_estimator.set_dialect(print.config.gcode_flavor);
@ -444,6 +454,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
std::sort(zs.begin(), zs.end());
m_layer_count = (unsigned int)(std::unique(zs.begin(), zs.end()) - zs.begin());
}
print.throw_if_canceled();
m_enable_cooling_markers = true;
this->apply_print_config(print.config);
@ -475,6 +486,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
for (auto layer : object->support_layers)
mm3_per_mm.push_back(layer->support_fills.min_mm3_per_mm());
}
print.throw_if_canceled();
// filter out 0-width segments
mm3_per_mm.erase(std::remove_if(mm3_per_mm.begin(), mm3_per_mm.end(), [](double v) { return v < 0.000001; }), mm3_per_mm.end());
if (! mm3_per_mm.empty()) {
@ -489,6 +501,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
m_volumetric_speed = std::min(m_volumetric_speed, print.config.max_volumetric_speed.value);
}
}
print.throw_if_canceled();
m_cooling_buffer = make_unique<CoolingBuffer>(*this);
if (print.config.spiral_vase.value)
@ -513,6 +526,8 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
if (! lines.empty())
_write(file, "\n");
}
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;
@ -530,6 +545,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
_write_format(file, "; first layer extrusion width = %.2fmm\n", region->flow(frPerimeter, first_layer_height, false, true, -1., *first_object).width);
_write_format(file, "\n");
}
print.throw_if_canceled();
// Prepare the helper object for replacing placeholders in custom G-code and output filename.
m_placeholder_parser = print.placeholder_parser;
@ -566,6 +582,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
final_extruder_id = tool_ordering.last_extruder();
assert(final_extruder_id != (unsigned int)-1);
}
print.throw_if_canceled();
m_cooling_buffer->set_current_extruder(initial_extruder_id);
@ -611,7 +628,8 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
_writeln(file, this->placeholder_parser_process("start_gcode", start_gcode, (unsigned int)(&start_gcode - &print.config.start_filament_gcode.values.front())));
}
this->_print_first_layer_extruder_temperatures(file, print, start_gcode, initial_extruder_id, true);
print.throw_if_canceled();
// Set other general things.
_write(file, this->preamble());
@ -629,6 +647,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
}
//FIXME Mege the islands in parallel.
m_avoid_crossing_perimeters.init_external_mp(union_ex(islands));
print.throw_if_canceled();
}
// Calculate wiping points if needed
@ -659,6 +678,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
);
#endif
}
print.throw_if_canceled();
}
// Set initial extruder only after custom start G-code.
@ -686,6 +706,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
final_extruder_id = tool_ordering.last_extruder();
assert(final_extruder_id != (unsigned int)-1);
}
print.throw_if_canceled();
this->set_origin(unscale(copy.x), unscale(copy.y));
if (finished_objects > 0) {
// Move to the origin position for the copy we're going to print.
@ -716,6 +737,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
std::vector<LayerToPrint> lrs;
lrs.emplace_back(std::move(ltp));
this->process_layer(file, print, lrs, tool_ordering.tools_for_layer(ltp.print_z()), &copy - object._shifted_copies.data());
print.throw_if_canceled();
}
if (m_pressure_equalizer)
_write(file, m_pressure_equalizer->process("", true));
@ -761,6 +783,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
//TODO Add a message explaining what the printer is waiting for. This needs a firmware fix.
_write(file, "M1 S10\n");
}
print.throw_if_canceled();
}
// Extrude the layers.
for (auto &layer : layers_to_print) {
@ -768,6 +791,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
if (m_wipe_tower && layer_tools.has_wipe_tower)
m_wipe_tower->next_layer();
this->process_layer(file, print, layer.second, layer_tools, size_t(-1));
print.throw_if_canceled();
}
if (m_pressure_equalizer)
_write(file, m_pressure_equalizer->process("", true));
@ -799,6 +823,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
_writeln(file, this->placeholder_parser_process("end_gcode", print.config.end_gcode, m_writer.extruder()->id()));
_write(file, m_writer.update_progress(m_layer_count, m_layer_count, true)); // 100%
_write(file, m_writer.postamble());
print.throw_if_canceled();
// calculates estimated printing time
m_time_estimator.calculate_time();
@ -839,10 +864,13 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
if (!full_config.empty())
_write(file, full_config);
}
print.throw_if_canceled();
// starts analizer calculations
if (preview_data != nullptr)
m_analyzer.calc_gcode_preview_data(*preview_data);
print.set_done(psGCodeExport);
}
std::string GCode::placeholder_parser_process(const std::string &name, const std::string &templ, unsigned int current_extruder_id, const DynamicConfig *config_override)