b5f38dd23f
https://github.com/prusa3d/Slic3r/issues/311 https://github.com/prusa3d/Slic3r/issues/317 https://github.com/prusa3d/Slic3r/issues/323
297 lines
14 KiB
C++
297 lines
14 KiB
C++
#ifndef slic3r_GCode_hpp_
|
|
#define slic3r_GCode_hpp_
|
|
|
|
#include "libslic3r.h"
|
|
#include "ExPolygon.hpp"
|
|
#include "GCodeWriter.hpp"
|
|
#include "Layer.hpp"
|
|
#include "MotionPlanner.hpp"
|
|
#include "Point.hpp"
|
|
#include "PlaceholderParser.hpp"
|
|
#include "Print.hpp"
|
|
#include "PrintConfig.hpp"
|
|
#include "GCode/CoolingBuffer.hpp"
|
|
#include "GCode/PressureEqualizer.hpp"
|
|
#include "GCode/SpiralVase.hpp"
|
|
#include "GCode/ToolOrdering.hpp"
|
|
#include "GCode/WipeTower.hpp"
|
|
#include "EdgeGrid.hpp"
|
|
|
|
#include <memory>
|
|
#include <string>
|
|
|
|
namespace Slic3r {
|
|
|
|
// Forward declarations.
|
|
class GCode;
|
|
|
|
class AvoidCrossingPerimeters {
|
|
public:
|
|
|
|
// this flag triggers the use of the external configuration space
|
|
bool use_external_mp;
|
|
bool use_external_mp_once; // just for the next travel move
|
|
|
|
// this flag disables avoid_crossing_perimeters just for the next travel move
|
|
// we enable it by default for the first travel move in print
|
|
bool disable_once;
|
|
|
|
AvoidCrossingPerimeters() : use_external_mp(false), use_external_mp_once(false), disable_once(true) {}
|
|
~AvoidCrossingPerimeters() {}
|
|
|
|
void init_external_mp(const ExPolygons &islands) { m_external_mp = Slic3r::make_unique<MotionPlanner>(islands); }
|
|
void init_layer_mp(const ExPolygons &islands) { m_layer_mp = Slic3r::make_unique<MotionPlanner>(islands); }
|
|
|
|
Polyline travel_to(const GCode &gcodegen, const Point &point);
|
|
|
|
private:
|
|
std::unique_ptr<MotionPlanner> m_external_mp;
|
|
std::unique_ptr<MotionPlanner> m_layer_mp;
|
|
};
|
|
|
|
class OozePrevention {
|
|
public:
|
|
bool enable;
|
|
Points standby_points;
|
|
|
|
OozePrevention() : enable(false) {}
|
|
std::string pre_toolchange(GCode &gcodegen);
|
|
std::string post_toolchange(GCode &gcodegen);
|
|
|
|
private:
|
|
int _get_temp(GCode &gcodegen);
|
|
};
|
|
|
|
class Wipe {
|
|
public:
|
|
bool enable;
|
|
Polyline path;
|
|
|
|
Wipe() : enable(false) {}
|
|
bool has_path() const { return !this->path.points.empty(); }
|
|
void reset_path() { this->path = Polyline(); }
|
|
std::string wipe(GCode &gcodegen, bool toolchange = false);
|
|
};
|
|
|
|
class WipeTowerIntegration {
|
|
public:
|
|
WipeTowerIntegration(
|
|
const PrintConfig &print_config,
|
|
const std::vector<std::vector<WipeTower::ToolChangeResult>> &tool_changes,
|
|
const WipeTower::ToolChangeResult &final_purge) :
|
|
m_left(float(print_config.wipe_tower_x.value)),
|
|
m_right(float(print_config.wipe_tower_x.value + print_config.wipe_tower_width.value)),
|
|
m_tool_changes(tool_changes),
|
|
m_final_purge(final_purge),
|
|
m_layer_idx(-1),
|
|
m_tool_change_idx(0),
|
|
m_brim_done(false) {}
|
|
|
|
void next_layer() { ++ m_layer_idx; m_tool_change_idx = 0; }
|
|
std::string tool_change(GCode &gcodegen, int extruder_id, bool finish_layer);
|
|
std::string finalize(GCode &gcodegen);
|
|
|
|
private:
|
|
WipeTowerIntegration& operator=(const WipeTowerIntegration&);
|
|
std::string append_tcr(GCode &gcodegen, const WipeTower::ToolChangeResult &tcr, int new_extruder_id) const;
|
|
|
|
// Left / right edges of the wipe tower, for the planning of wipe moves.
|
|
const float m_left;
|
|
const float m_right;
|
|
// Reference to cached values at the Printer class.
|
|
const std::vector<std::vector<WipeTower::ToolChangeResult>> &m_tool_changes;
|
|
const WipeTower::ToolChangeResult &m_final_purge;
|
|
// Current layer index.
|
|
int m_layer_idx;
|
|
int m_tool_change_idx;
|
|
bool m_brim_done;
|
|
};
|
|
|
|
class GCode {
|
|
public:
|
|
GCode() :
|
|
m_enable_loop_clipping(true),
|
|
m_enable_cooling_markers(false),
|
|
m_enable_extrusion_role_markers(false),
|
|
m_enable_analyzer_markers(false),
|
|
m_layer_count(0),
|
|
m_layer_index(-1),
|
|
m_layer(nullptr),
|
|
m_elapsed_time(0.0),
|
|
m_volumetric_speed(0),
|
|
m_last_pos_defined(false),
|
|
m_last_extrusion_role(erNone),
|
|
m_brim_done(false),
|
|
m_second_layer_things_done(false),
|
|
m_last_obj_copy(nullptr, Point(std::numeric_limits<coord_t>::max(), std::numeric_limits<coord_t>::max()))
|
|
{}
|
|
~GCode() {}
|
|
|
|
bool do_export(FILE *file, Print &print);
|
|
|
|
// Exported for the helper classes (OozePrevention, Wipe) and for the Perl binding for unit tests.
|
|
const Pointf& origin() const { return m_origin; }
|
|
void set_origin(const Pointf &pointf);
|
|
void set_origin(const coordf_t x, const coordf_t y) { this->set_origin(Pointf(x, y)); }
|
|
const Point& last_pos() const { return m_last_pos; }
|
|
Pointf point_to_gcode(const Point &point) const;
|
|
Point gcode_to_point(const Pointf &point) const;
|
|
const FullPrintConfig &config() const { return m_config; }
|
|
const Layer* layer() const { return m_layer; }
|
|
GCodeWriter& writer() { return m_writer; }
|
|
bool enable_cooling_markers() const { return m_enable_cooling_markers; }
|
|
float get_reset_elapsed_time() { float t = m_elapsed_time; m_elapsed_time = 0.f; return t; }
|
|
|
|
// For Perl bindings, to be used exclusively by unit tests.
|
|
unsigned int layer_count() const { return m_layer_count; }
|
|
void set_layer_count(unsigned int value) { m_layer_count = value; }
|
|
float elapsed_time() const { return m_elapsed_time; }
|
|
void set_elapsed_time(float value) { m_elapsed_time = value; }
|
|
void apply_print_config(const PrintConfig &print_config);
|
|
|
|
protected:
|
|
// Object and support extrusions of the same PrintObject at the same print_z.
|
|
struct LayerToPrint
|
|
{
|
|
LayerToPrint() : object_layer(nullptr), support_layer(nullptr) {}
|
|
const Layer *object_layer;
|
|
const SupportLayer *support_layer;
|
|
const Layer* layer() const { return (object_layer != nullptr) ? object_layer : support_layer; }
|
|
const PrintObject* object() const { return (this->layer() != nullptr) ? this->layer()->object() : nullptr; }
|
|
coordf_t print_z() const { return (object_layer != nullptr && support_layer != nullptr) ? 0.5 * (object_layer->print_z + support_layer->print_z) : this->layer()->print_z; }
|
|
};
|
|
static std::vector<GCode::LayerToPrint> collect_layers_to_print(const PrintObject &object);
|
|
static std::vector<std::pair<coordf_t, std::vector<LayerToPrint>>> collect_layers_to_print(const Print &print);
|
|
void process_layer(
|
|
// Write into the output file.
|
|
FILE *file,
|
|
const Print &print,
|
|
// Set of object & print layers of the same PrintObject and with the same print_z.
|
|
const std::vector<LayerToPrint> &layers,
|
|
const ToolOrdering::LayerTools &layer_tools,
|
|
// If set to size_t(-1), then print all copies of all objects.
|
|
// Otherwise print a single copy of a single object.
|
|
const size_t single_object_idx = size_t(-1));
|
|
|
|
void set_last_pos(const Point &pos) { m_last_pos = pos; m_last_pos_defined = true; }
|
|
bool last_pos_defined() const { return m_last_pos_defined; }
|
|
void set_extruders(const std::vector<unsigned int> &extruder_ids);
|
|
std::string preamble();
|
|
std::string change_layer(coordf_t print_z);
|
|
std::string extrude_entity(const ExtrusionEntity &entity, std::string description = "", double speed = -1., std::unique_ptr<EdgeGrid::Grid> *lower_layer_edge_grid = nullptr);
|
|
std::string extrude_loop(ExtrusionLoop loop, std::string description, double speed = -1., std::unique_ptr<EdgeGrid::Grid> *lower_layer_edge_grid = nullptr);
|
|
std::string extrude_multi_path(ExtrusionMultiPath multipath, std::string description = "", double speed = -1.);
|
|
std::string extrude_path(ExtrusionPath path, std::string description = "", double speed = -1.);
|
|
|
|
// Extruding multiple objects with soluble / non-soluble / combined supports
|
|
// on a multi-material printer, trying to minimize tool switches.
|
|
// Following structures sort extrusions by the extruder ID, by an order of objects and object islands.
|
|
struct ObjectByExtruder
|
|
{
|
|
ObjectByExtruder() : support(nullptr), support_extrusion_role(erNone) {}
|
|
const ExtrusionEntityCollection *support;
|
|
// erSupportMaterial / erSupportMaterialInterface or erMixed.
|
|
ExtrusionRole support_extrusion_role;
|
|
|
|
struct Island
|
|
{
|
|
struct Region {
|
|
ExtrusionEntityCollection perimeters;
|
|
ExtrusionEntityCollection infills;
|
|
};
|
|
std::vector<Region> by_region;
|
|
};
|
|
std::vector<Island> islands;
|
|
};
|
|
std::string extrude_perimeters(const Print &print, const std::vector<ObjectByExtruder::Island::Region> &by_region, std::unique_ptr<EdgeGrid::Grid> &lower_layer_edge_grid);
|
|
std::string extrude_infill(const Print &print, const std::vector<ObjectByExtruder::Island::Region> &by_region);
|
|
std::string extrude_support(const ExtrusionEntityCollection &support_fills);
|
|
|
|
std::string travel_to(const Point &point, ExtrusionRole role, std::string comment);
|
|
bool needs_retraction(const Polyline &travel, ExtrusionRole role = erNone);
|
|
std::string retract(bool toolchange = false);
|
|
std::string unretract() { return m_writer.unlift() + m_writer.unretract(); }
|
|
std::string set_extruder(unsigned int extruder_id);
|
|
|
|
/* Origin of print coordinates expressed in unscaled G-code coordinates.
|
|
This affects the input arguments supplied to the extrude*() and travel_to()
|
|
methods. */
|
|
Pointf m_origin;
|
|
FullPrintConfig m_config;
|
|
GCodeWriter m_writer;
|
|
PlaceholderParser m_placeholder_parser;
|
|
OozePrevention m_ooze_prevention;
|
|
Wipe m_wipe;
|
|
AvoidCrossingPerimeters m_avoid_crossing_perimeters;
|
|
bool m_enable_loop_clipping;
|
|
// If enabled, the G-code generator will put following comments at the ends
|
|
// of the G-code lines: _EXTRUDE_SET_SPEED, _WIPE, _BRIDGE_FAN_START, _BRIDGE_FAN_END
|
|
// Those comments are received and consumed (removed from the G-code) by the CoolingBuffer.pm Perl module.
|
|
bool m_enable_cooling_markers;
|
|
// Markers for the Pressure Equalizer to recognize the extrusion type.
|
|
// The Pressure Equalizer removes the markers from the final G-code.
|
|
bool m_enable_extrusion_role_markers;
|
|
// Extended markers for the G-code Analyzer.
|
|
// The G-code Analyzer will remove these comments from the final G-code.
|
|
bool m_enable_analyzer_markers;
|
|
// How many times will change_layer() be called?
|
|
// change_layer() will update the progress bar.
|
|
unsigned int m_layer_count;
|
|
// Progress bar indicator. Increments from -1 up to layer_count.
|
|
int m_layer_index;
|
|
// Current layer processed. Insequential printing mode, only a single copy will be printed.
|
|
// In non-sequential mode, all its copies will be printed.
|
|
const Layer* m_layer;
|
|
std::map<const PrintObject*,Point> m_seam_position;
|
|
// Used by the CoolingBuffer G-code filter to calculate time spent per layer change.
|
|
// This value is not quite precise. First it only accouts for extrusion moves and travel moves,
|
|
// it does not account for wipe, retract / unretract moves.
|
|
// second it does not account for the velocity profiles of the printer.
|
|
float m_elapsed_time; // seconds
|
|
double m_volumetric_speed;
|
|
// Support for the extrusion role markers. Which marker is active?
|
|
ExtrusionRole m_last_extrusion_role;
|
|
|
|
Point m_last_pos;
|
|
bool m_last_pos_defined;
|
|
|
|
std::unique_ptr<CoolingBuffer> m_cooling_buffer;
|
|
std::unique_ptr<SpiralVase> m_spiral_vase;
|
|
std::unique_ptr<PressureEqualizer> m_pressure_equalizer;
|
|
std::unique_ptr<WipeTowerIntegration> m_wipe_tower;
|
|
|
|
// Heights at which the skirt has already been extruded.
|
|
std::vector<coordf_t> m_skirt_done;
|
|
// Has the brim been extruded already? Brim is being extruded only for the first object of a multi-object print.
|
|
bool m_brim_done;
|
|
// Flag indicating whether the nozzle temperature changes from 1st to 2nd layer were performed.
|
|
bool m_second_layer_things_done;
|
|
// Index of a last object copy extruded.
|
|
std::pair<const PrintObject*, Point> m_last_obj_copy;
|
|
|
|
std::string _extrude(const ExtrusionPath &path, std::string description = "", double speed = -1);
|
|
void _print_first_layer_extruder_temperatures(FILE *file, Print &print, unsigned int first_printing_extruder_id, bool wait);
|
|
// this flag triggers first layer speeds
|
|
bool on_first_layer() const { return m_layer != nullptr && m_layer->id() == 0; }
|
|
|
|
std::string filter(std::string &&gcode, bool flush);
|
|
|
|
friend ObjectByExtruder& object_by_extruder(
|
|
std::map<unsigned int, std::vector<ObjectByExtruder>> &by_extruder,
|
|
unsigned int extruder_id,
|
|
size_t object_idx,
|
|
size_t num_objects);
|
|
friend std::vector<ObjectByExtruder::Island>& object_islands_by_extruder(
|
|
std::map<unsigned int, std::vector<ObjectByExtruder>> &by_extruder,
|
|
unsigned int extruder_id,
|
|
size_t object_idx,
|
|
size_t num_objects,
|
|
size_t num_islands);
|
|
|
|
friend class WipeTowerIntegration;
|
|
};
|
|
|
|
}
|
|
|
|
#endif
|