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Method GCodeProcessor::process_G2_G3() modified to process lines G2/G3 R

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enricoturri1966 2023-07-18 15:23:40 +02:00
parent bde6fb2528
commit 9fe42ecbdc
1 changed files with 32 additions and 12 deletions
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40
src/libslic3r/GCode/GCodeProcessor.cpp
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@ -6,6 +6,7 @@
#include "libslic3r/I18N.hpp"
#include "libslic3r/GCode/GCodeWriter.hpp"
#include "libslic3r/I18N.hpp"
#include "libslic3r/Geometry/ArcWelder.hpp"
#include "GCodeProcessor.hpp"
#include <boost/algorithm/string/case_conv.hpp>
@ -2698,13 +2699,39 @@ void GCodeProcessor::process_G1(const std::array<std::optional<double>, 4>& axes
void GCodeProcessor::process_G2_G3(const GCodeReader::GCodeLine& line, bool clockwise)
{
if (!line.has('I') || !line.has('J'))
enum class EFitting { None, IJ, R };
const EFitting fitting = line.has('R') ? EFitting::R : (line.has('I') && line.has('J')) ? EFitting::IJ : EFitting::None;
if (fitting == EFitting::None)
return;
const float filament_diameter = (static_cast<size_t>(m_extruder_id) < m_result.filament_diameters.size()) ? m_result.filament_diameters[m_extruder_id] : m_result.filament_diameters.back();
const float filament_radius = 0.5f * filament_diameter;
const float area_filament_cross_section = static_cast<float>(M_PI) * sqr(filament_radius);
AxisCoords end_position = m_start_position;
for (unsigned char a = X; a <= E; ++a) {
end_position[a] = extract_absolute_position_on_axis((Axis)a, line, double(area_filament_cross_section));
}
// relative center
Vec3f rel_center = Vec3f::Zero();
double radius = 0.0;
if (fitting == EFitting::R) {
float r;
if (!line.has_value('R', r) || r == 0.0f)
return;
radius = (double)std::abs(r);
const Vec2f start_pos((float)m_start_position[X], (float)m_start_position[Y]);
const Vec2f end_pos((float)end_position[X], (float)end_position[Y]);
const Vec2f c = Geometry::ArcWelder::arc_center(start_pos, end_pos, r, !clockwise);
rel_center.x() = c.x() - m_start_position[X];
rel_center.y() = c.y() - m_start_position[Y];
}
else {
if (!line.has_value('I', rel_center.x()) || !line.has_value('J', rel_center.y()))
return;
}
// scale center, if needed
if (m_units == EUnits::Inches)
@ -2740,15 +2767,6 @@ void GCodeProcessor::process_G2_G3(const GCodeReader::GCodeLine& line, bool cloc
// arc center
arc.center = arc.start + rel_center.cast<double>();
const float filament_diameter = (static_cast<size_t>(m_extruder_id) < m_result.filament_diameters.size()) ? m_result.filament_diameters[m_extruder_id] : m_result.filament_diameters.back();
const float filament_radius = 0.5f * filament_diameter;
const float area_filament_cross_section = static_cast<float>(M_PI) * sqr(filament_radius);
AxisCoords end_position = m_start_position;
for (unsigned char a = X; a <= E; ++a) {
end_position[a] = extract_absolute_position_on_axis((Axis)a, line, double(area_filament_cross_section));
}
// arc end endpoint
arc.end = Vec3d(end_position[X], end_position[Y], end_position[Z]);
@ -2757,6 +2775,8 @@ void GCodeProcessor::process_G2_G3(const GCodeReader::GCodeLine& line, bool cloc
// what to do ???
}
assert(fitting != EFitting::R || std::abs(radius - arc.start_radius()) < EPSILON);
// updates feedrate from line
std::optional<float> feedrate;
if (line.has_f())