Added cancel mechanism to GCodeAnalyzer::calc_gcode_preview_data()

This commit is contained in:
Enrico Turri 2019-03-12 11:57:39 +01:00
parent 09c9f567f2
commit f5b5e48ad7
3 changed files with 50 additions and 15 deletions

View file

@ -487,7 +487,7 @@ void GCode::do_export(Print *print, const char *path, GCodePreviewData *preview_
// starts analyzer calculations
if (m_enable_analyzer) {
BOOST_LOG_TRIVIAL(debug) << "Preparing G-code preview data";
m_analyzer.calc_gcode_preview_data(*preview_data);
m_analyzer.calc_gcode_preview_data(*preview_data, [print]() { print->throw_if_canceled(); });
m_analyzer.reset();
}

View file

@ -137,22 +137,22 @@ const std::string& GCodeAnalyzer::process_gcode(const std::string& gcode)
return m_process_output;
}
void GCodeAnalyzer::calc_gcode_preview_data(GCodePreviewData& preview_data)
void GCodeAnalyzer::calc_gcode_preview_data(GCodePreviewData& preview_data, std::function<void()> cancel_callback)
{
// resets preview data
preview_data.reset();
// calculates extrusion layers
_calc_gcode_preview_extrusion_layers(preview_data);
_calc_gcode_preview_extrusion_layers(preview_data, cancel_callback);
// calculates travel
_calc_gcode_preview_travel(preview_data);
_calc_gcode_preview_travel(preview_data, cancel_callback);
// calculates retractions
_calc_gcode_preview_retractions(preview_data);
_calc_gcode_preview_retractions(preview_data, cancel_callback);
// calculates unretractions
_calc_gcode_preview_unretractions(preview_data);
_calc_gcode_preview_unretractions(preview_data, cancel_callback);
}
bool GCodeAnalyzer::is_valid_extrusion_role(ExtrusionRole role)
@ -676,7 +676,7 @@ bool GCodeAnalyzer::_is_valid_extrusion_role(int value) const
return ((int)erNone <= value) && (value <= (int)erMixed);
}
void GCodeAnalyzer::_calc_gcode_preview_extrusion_layers(GCodePreviewData& preview_data)
void GCodeAnalyzer::_calc_gcode_preview_extrusion_layers(GCodePreviewData& preview_data, std::function<void()> cancel_callback)
{
struct Helper
{
@ -725,9 +725,18 @@ void GCodeAnalyzer::_calc_gcode_preview_extrusion_layers(GCodePreviewData& previ
GCodePreviewData::Range feedrate_range;
GCodePreviewData::Range volumetric_rate_range;
// to avoid to call the callback too often
unsigned int cancel_callback_threshold = (unsigned int)extrude_moves->second.size() / 25;
unsigned int cancel_callback_curr = 0;
// constructs the polylines while traversing the moves
for (const GCodeMove& move : extrude_moves->second)
{
// to avoid to call the callback too often
cancel_callback_curr = (cancel_callback_curr + 1) % cancel_callback_threshold;
if (cancel_callback_curr == 0)
cancel_callback();
if ((data != move.data) || (z != move.start_position.z()) || (position != move.start_position) || (volumetric_rate != move.data.feedrate * (float)move.data.mm3_per_mm))
{
// store current polyline
@ -769,7 +778,7 @@ void GCodeAnalyzer::_calc_gcode_preview_extrusion_layers(GCodePreviewData& previ
preview_data.ranges.volumetric_rate.update_from(volumetric_rate_range);
}
void GCodeAnalyzer::_calc_gcode_preview_travel(GCodePreviewData& preview_data)
void GCodeAnalyzer::_calc_gcode_preview_travel(GCodePreviewData& preview_data, std::function<void()> cancel_callback)
{
struct Helper
{
@ -797,9 +806,17 @@ void GCodeAnalyzer::_calc_gcode_preview_travel(GCodePreviewData& preview_data)
GCodePreviewData::Range width_range;
GCodePreviewData::Range feedrate_range;
// to avoid to call the callback too often
unsigned int cancel_callback_threshold = (unsigned int)travel_moves->second.size() / 25;
unsigned int cancel_callback_curr = 0;
// constructs the polylines while traversing the moves
for (const GCodeMove& move : travel_moves->second)
{
cancel_callback_curr = (cancel_callback_curr + 1) % cancel_callback_threshold;
if (cancel_callback_curr == 0)
cancel_callback();
GCodePreviewData::Travel::EType move_type = (move.delta_extruder < 0.0f) ? GCodePreviewData::Travel::Retract : ((move.delta_extruder > 0.0f) ? GCodePreviewData::Travel::Extrude : GCodePreviewData::Travel::Move);
GCodePreviewData::Travel::Polyline::EDirection move_direction = ((move.start_position.x() != move.end_position.x()) || (move.start_position.y() != move.end_position.y())) ? GCodePreviewData::Travel::Polyline::Generic : GCodePreviewData::Travel::Polyline::Vertical;
@ -840,28 +857,44 @@ void GCodeAnalyzer::_calc_gcode_preview_travel(GCodePreviewData& preview_data)
preview_data.ranges.feedrate.update_from(feedrate_range);
}
void GCodeAnalyzer::_calc_gcode_preview_retractions(GCodePreviewData& preview_data)
void GCodeAnalyzer::_calc_gcode_preview_retractions(GCodePreviewData& preview_data, std::function<void()> cancel_callback)
{
TypeToMovesMap::iterator retraction_moves = m_moves_map.find(GCodeMove::Retract);
if (retraction_moves == m_moves_map.end())
return;
// to avoid to call the callback too often
unsigned int cancel_callback_threshold = (unsigned int)retraction_moves->second.size() / 25;
unsigned int cancel_callback_curr = 0;
for (const GCodeMove& move : retraction_moves->second)
{
cancel_callback_curr = (cancel_callback_curr + 1) % cancel_callback_threshold;
if (cancel_callback_curr == 0)
cancel_callback();
// store position
Vec3crd position(scale_(move.start_position.x()), scale_(move.start_position.y()), scale_(move.start_position.z()));
preview_data.retraction.positions.emplace_back(position, move.data.width, move.data.height);
}
}
void GCodeAnalyzer::_calc_gcode_preview_unretractions(GCodePreviewData& preview_data)
void GCodeAnalyzer::_calc_gcode_preview_unretractions(GCodePreviewData& preview_data, std::function<void()> cancel_callback)
{
TypeToMovesMap::iterator unretraction_moves = m_moves_map.find(GCodeMove::Unretract);
if (unretraction_moves == m_moves_map.end())
return;
// to avoid to call the callback too often
unsigned int cancel_callback_threshold = (unsigned int)unretraction_moves->second.size() / 25;
unsigned int cancel_callback_curr = 0;
for (const GCodeMove& move : unretraction_moves->second)
{
cancel_callback_curr = (cancel_callback_curr + 1) % cancel_callback_threshold;
if (cancel_callback_curr == 0)
cancel_callback();
// store position
Vec3crd position(scale_(move.start_position.x()), scale_(move.start_position.y()), scale_(move.start_position.z()));
preview_data.unretraction.positions.emplace_back(position, move.data.width, move.data.height);

View file

@ -122,7 +122,8 @@ public:
const std::string& process_gcode(const std::string& gcode);
// Calculates all data needed for gcode visualization
void calc_gcode_preview_data(GCodePreviewData& preview_data);
// throws CanceledException through print->throw_if_canceled() (sent by the caller as callback).
void calc_gcode_preview_data(GCodePreviewData& preview_data, std::function<void()> cancel_callback = std::function<void()>());
// Return an estimate of the memory consumed by the time estimator.
size_t memory_used() const;
@ -237,10 +238,11 @@ private:
// Checks if the given int is a valid extrusion role (contained into enum ExtrusionRole)
bool _is_valid_extrusion_role(int value) const;
void _calc_gcode_preview_extrusion_layers(GCodePreviewData& preview_data);
void _calc_gcode_preview_travel(GCodePreviewData& preview_data);
void _calc_gcode_preview_retractions(GCodePreviewData& preview_data);
void _calc_gcode_preview_unretractions(GCodePreviewData& preview_data);
// All the following methods throw CanceledException through print->throw_if_canceled() (sent by the caller as callback).
void _calc_gcode_preview_extrusion_layers(GCodePreviewData& preview_data, std::function<void()> cancel_callback);
void _calc_gcode_preview_travel(GCodePreviewData& preview_data, std::function<void()> cancel_callback);
void _calc_gcode_preview_retractions(GCodePreviewData& preview_data, std::function<void()> cancel_callback);
void _calc_gcode_preview_unretractions(GCodePreviewData& preview_data, std::function<void()> cancel_callback);
};
} // namespace Slic3r