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Merge remote-tracking branch 'remotes/origin/lm_circular_priming'

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This commit is contained in:
bubnikv 2019-08-20 09:34:45 +02:00
commit 384ee17fcb
3 changed files with 94 additions and 102 deletions
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86
src/libslic3r/GCode/WipeTower.cpp
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@ -22,6 +22,7 @@ TODO LIST
#include <numeric>
#include "Analyzer.hpp"
#include "BoundingBox.hpp"
#if defined(__linux) || defined(__GNUC__ )
#include <strings.h>
@ -475,6 +476,83 @@ private:
WipeTower::WipeTower(const PrintConfig& config, const std::vector<std::vector<float>>& wiping_matrix, size_t initial_tool) :
m_semm(config.single_extruder_multi_material.value),
m_wipe_tower_pos(config.wipe_tower_x, config.wipe_tower_y),
m_wipe_tower_width(config.wipe_tower_width),
m_wipe_tower_rotation_angle(config.wipe_tower_rotation_angle),
m_y_shift(0.f),
m_z_pos(0.f),
m_is_first_layer(false),
m_bridging(config.wipe_tower_bridging),
m_gcode_flavor(config.gcode_flavor),
m_current_tool(initial_tool),
wipe_volumes(wiping_matrix)
{
// If this is a single extruder MM printer, we will use all the SE-specific config values.
// Otherwise, the defaults will be used to turn off the SE stuff.
if (m_semm) {
m_cooling_tube_retraction = config.cooling_tube_retraction;
m_cooling_tube_length = config.cooling_tube_length;
m_parking_pos_retraction = config.parking_pos_retraction;
m_extra_loading_move = config.extra_loading_move;
m_set_extruder_trimpot = config.high_current_on_filament_swap;
}
// Calculate where the priming lines should be - very naive test not detecting parallelograms or custom shapes
const std::vector<Vec2d>& bed_points = config.bed_shape.values;
m_bed_shape = (bed_points.size() == 4 ? RectangularBed : CircularBed);
m_bed_width = BoundingBoxf(bed_points).size().x();
}
void WipeTower::set_extruder(size_t idx, const PrintConfig& config)
{
//while (m_filpar.size() < idx+1) // makes sure the required element is in the vector
m_filpar.push_back(FilamentParameters());
m_filpar[idx].material = config.filament_type.get_at(idx);
m_filpar[idx].temperature = config.temperature.get_at(idx);
m_filpar[idx].first_layer_temperature = config.first_layer_temperature.get_at(idx);
// If this is a single extruder MM printer, we will use all the SE-specific config values.
// Otherwise, the defaults will be used to turn off the SE stuff.
if (m_semm) {
m_filpar[idx].loading_speed = config.filament_loading_speed.get_at(idx);
m_filpar[idx].loading_speed_start = config.filament_loading_speed_start.get_at(idx);
m_filpar[idx].unloading_speed = config.filament_unloading_speed.get_at(idx);
m_filpar[idx].unloading_speed_start = config.filament_unloading_speed_start.get_at(idx);
m_filpar[idx].delay = config.filament_toolchange_delay.get_at(idx);
m_filpar[idx].cooling_moves = config.filament_cooling_moves.get_at(idx);
m_filpar[idx].cooling_initial_speed = config.filament_cooling_initial_speed.get_at(idx);
m_filpar[idx].cooling_final_speed = config.filament_cooling_final_speed.get_at(idx);
}
m_filpar[idx].filament_area = float((M_PI/4.f) * pow(config.filament_diameter.get_at(idx), 2)); // all extruders are assumed to have the same filament diameter at this point
float nozzle_diameter = config.nozzle_diameter.get_at(idx);
m_filpar[idx].nozzle_diameter = nozzle_diameter; // to be used in future with (non-single) multiextruder MM
float max_vol_speed = config.filament_max_volumetric_speed.get_at(idx);
if (max_vol_speed!= 0.f)
m_filpar[idx].max_e_speed = (max_vol_speed / filament_area());
m_perimeter_width = nozzle_diameter * Width_To_Nozzle_Ratio; // all extruders are now assumed to have the same diameter
if (m_semm) {
std::istringstream stream{config.filament_ramming_parameters.get_at(idx)};
float speed = 0.f;
stream >> m_filpar[idx].ramming_line_width_multiplicator >> m_filpar[idx].ramming_step_multiplicator;
m_filpar[idx].ramming_line_width_multiplicator /= 100;
m_filpar[idx].ramming_step_multiplicator /= 100;
while (stream >> speed)
m_filpar[idx].ramming_speed.push_back(speed);
}
m_used_filament_length.resize(std::max(m_used_filament_length.size(), idx + 1)); // makes sure that the vector is big enough so we don't have to check later
}
// Returns gcode to prime the nozzles at the front edge of the print bed.
std::vector<WipeTower::ToolChangeResult> WipeTower::prime(
// print_z of the first layer.
@ -493,9 +571,11 @@ std::vector<WipeTower::ToolChangeResult> WipeTower::prime(
// therefore the homing position is shifted inside the bed by 0.2 in the firmware to [0.2, -2.0].
// box_coordinates cleaning_box(xy(0.5f, - 1.5f), m_wipe_tower_width, wipe_area);
const float prime_section_width = std::min(240.f / tools.size(), 60.f);
box_coordinates cleaning_box(Vec2f(5.f, 0.01f + m_perimeter_width/2.f), prime_section_width, 100.f);
float prime_section_width = std::min(0.9f * m_bed_width / tools.size(), 60.f);
box_coordinates cleaning_box(Vec2f(0.02f * m_bed_width, 0.01f + m_perimeter_width/2.f), prime_section_width, 100.f);
// In case of a circular bed, place it so it goes across the diameter and hope it will fit
if (m_bed_shape == CircularBed)
cleaning_box.translate(-m_bed_width/2 + m_bed_width * 0.03f, -m_bed_width * 0.12f);
std::vector<ToolChangeResult> results;

83
src/libslic3r/GCode/WipeTower.hpp
View File

@ -78,83 +78,12 @@ public:
// y -- y coordinates of wipe tower in mm ( left bottom corner )
// width -- width of wipe tower in mm ( default 60 mm - leave as it is )
// wipe_area -- space available for one toolchange in mm
WipeTower(bool semm, float x, float y, float width, float rotation_angle, float cooling_tube_retraction,
float cooling_tube_length, float parking_pos_retraction, float extra_loading_move,
float bridging, bool set_extruder_trimpot, GCodeFlavor flavor,
const std::vector<std::vector<float>>& wiping_matrix, unsigned int initial_tool) :
m_semm(semm),
m_wipe_tower_pos(x, y),
m_wipe_tower_width(width),
m_wipe_tower_rotation_angle(rotation_angle),
m_y_shift(0.f),
m_z_pos(0.f),
m_is_first_layer(false),
m_gcode_flavor(flavor),
m_bridging(bridging),
m_current_tool(initial_tool),
wipe_volumes(wiping_matrix)
{
// If this is a single extruder MM printer, we will use all the SE-specific config values.
// Otherwise, the defaults will be used to turn off the SE stuff.
if (m_semm) {
m_cooling_tube_retraction = cooling_tube_retraction;
m_cooling_tube_length = cooling_tube_length;
m_parking_pos_retraction = parking_pos_retraction;
m_extra_loading_move = extra_loading_move;
m_set_extruder_trimpot = set_extruder_trimpot;
}
}
WipeTower(const PrintConfig& config, const std::vector<std::vector<float>>& wiping_matrix, size_t initial_tool);
virtual ~WipeTower() {}
// Set the extruder properties.
void set_extruder(size_t idx, std::string material, int temp, int first_layer_temp, float loading_speed, float loading_speed_start,
float unloading_speed, float unloading_speed_start, float delay, int cooling_moves,
float cooling_initial_speed, float cooling_final_speed, std::string ramming_parameters, float max_volumetric_speed,
float nozzle_diameter, float filament_diameter)
{
//while (m_filpar.size() < idx+1) // makes sure the required element is in the vector
m_filpar.push_back(FilamentParameters());
m_filpar[idx].material = material;
m_filpar[idx].temperature = temp;
m_filpar[idx].first_layer_temperature = first_layer_temp;
// If this is a single extruder MM printer, we will use all the SE-specific config values.
// Otherwise, the defaults will be used to turn off the SE stuff.
if (m_semm) {
m_filpar[idx].loading_speed = loading_speed;
m_filpar[idx].loading_speed_start = loading_speed_start;
m_filpar[idx].unloading_speed = unloading_speed;
m_filpar[idx].unloading_speed_start = unloading_speed_start;
m_filpar[idx].delay = delay;
m_filpar[idx].cooling_moves = cooling_moves;
m_filpar[idx].cooling_initial_speed = cooling_initial_speed;
m_filpar[idx].cooling_final_speed = cooling_final_speed;
}
m_filpar[idx].filament_area = float((M_PI/4.f) * pow(filament_diameter, 2)); // all extruders are assumed to have the same filament diameter at this point
m_filpar[idx].nozzle_diameter = nozzle_diameter; // to be used in future with (non-single) multiextruder MM
if (max_volumetric_speed != 0.f)
m_filpar[idx].max_e_speed = (max_volumetric_speed / filament_area());
m_perimeter_width = nozzle_diameter * Width_To_Nozzle_Ratio; // all extruders are now assumed to have the same diameter
if (m_semm) {
std::stringstream stream{ramming_parameters};
float speed = 0.f;
stream >> m_filpar[idx].ramming_line_width_multiplicator >> m_filpar[idx].ramming_step_multiplicator;
m_filpar[idx].ramming_line_width_multiplicator /= 100;
m_filpar[idx].ramming_step_multiplicator /= 100;
while (stream >> speed)
m_filpar[idx].ramming_speed.push_back(speed);
}
m_used_filament_length.resize(std::max(m_used_filament_length.size(), idx + 1)); // makes sure that the vector is big enough so we don't have to check later
}
void set_extruder(size_t idx, const PrintConfig& config);
// Appends into internal structure m_plan containing info about the future wipe tower
// to be used before building begins. The entries must be added ordered in z.
@ -263,7 +192,6 @@ private:
SHAPE_REVERSED = -1
};
const bool m_peters_wipe_tower = false; // sparse wipe tower inspired by Peter's post processor - not finished yet
const float Width_To_Nozzle_Ratio = 1.25f; // desired line width (oval) in multiples of nozzle diameter - may not be actually neccessary to adjust
const float WT_EPSILON = 1e-3f;
@ -295,6 +223,13 @@ private:
bool m_adhesion = true;
GCodeFlavor m_gcode_flavor;
// Bed properties
enum {
RectangularBed,
CircularBed
} m_bed_shape;
float m_bed_width; // width of the bed bounding box
float m_perimeter_width = 0.4f * Width_To_Nozzle_Ratio; // Width of an extrusion line, also a perimeter spacing for 100% infill.
float m_extrusion_flow = 0.038f; //0.029f;// Extrusion flow is derived from m_perimeter_width, layer height and filament diameter.

27
src/libslic3r/Print.cpp
View File

@ -1762,15 +1762,7 @@ void Print::_make_wipe_tower()
this->throw_if_canceled();
// Initialize the wipe tower.
WipeTower wipe_tower(
m_config.single_extruder_multi_material.value,
float(m_config.wipe_tower_x.value), float(m_config.wipe_tower_y.value),
float(m_config.wipe_tower_width.value),
float(m_config.wipe_tower_rotation_angle.value), float(m_config.cooling_tube_retraction.value),
float(m_config.cooling_tube_length.value), float(m_config.parking_pos_retraction.value),
float(m_config.extra_loading_move.value), float(m_config.wipe_tower_bridging),
m_config.high_current_on_filament_swap.value, m_config.gcode_flavor, wipe_volumes,
m_wipe_tower_data.tool_ordering.first_extruder());
WipeTower wipe_tower(m_config, wipe_volumes, m_wipe_tower_data.tool_ordering.first_extruder());
//wipe_tower.set_retract();
//wipe_tower.set_zhop();
@ -1779,22 +1771,7 @@ void Print::_make_wipe_tower()
for (size_t i = 0; i < number_of_extruders; ++ i)
wipe_tower.set_extruder(
i,
m_config.filament_type.get_at(i),
m_config.temperature.get_at(i),
m_config.first_layer_temperature.get_at(i),
(float)m_config.filament_loading_speed.get_at(i),
(float)m_config.filament_loading_speed_start.get_at(i),
(float)m_config.filament_unloading_speed.get_at(i),
(float)m_config.filament_unloading_speed_start.get_at(i),
(float)m_config.filament_toolchange_delay.get_at(i),
m_config.filament_cooling_moves.get_at(i),
(float)m_config.filament_cooling_initial_speed.get_at(i),
(float)m_config.filament_cooling_final_speed.get_at(i),
m_config.filament_ramming_parameters.get_at(i),
(float)m_config.filament_max_volumetric_speed.get_at(i),
(float)m_config.nozzle_diameter.get_at(i),
(float)m_config.filament_diameter.get_at(i));
i, m_config);
m_wipe_tower_data.priming = Slic3r::make_unique<std::vector<WipeTower::ToolChangeResult>>(
wipe_tower.prime((float)this->skirt_first_layer_height(), m_wipe_tower_data.tool_ordering.all_extruders(), false));