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Decouple filament minimum print speed from overhang slowdown (#3859)

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Ioannis Giannakas 2024-02-11 03:56:20 +00:00 • committed by GitHub
parent e93195ab34
commit 083e7cd3d5
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GPG key ID: B5690EEEBB952194
2 changed files with 4 additions and 4 deletions
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5
src/libslic3r/GCode.cpp
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@ -4978,7 +4978,6 @@ std::string GCode::_extrude(const ExtrusionPath &path, std::string description,
double e_per_mm = m_writer.extruder()->e_per_mm3() * _mm3_per_mm; double e_per_mm = m_writer.extruder()->e_per_mm3() * _mm3_per_mm;
double min_speed = double(m_config.slow_down_min_speed.get_at(m_writer.extruder()->id()));
// set speed // set speed
if (speed == -1) { if (speed == -1) {
int overhang_degree = path.get_overhang_degree(); int overhang_degree = path.get_overhang_degree();
@ -5364,7 +5363,7 @@ std::string GCode::_extrude(const ExtrusionPath &path, std::string description,
} }
} }
} else { } else {
double last_set_speed = std::max((float)EXTRUDER_CONFIG(slow_down_min_speed), new_points[0].speed) * 60.0; double last_set_speed = new_points[0].speed * 60.0;
gcode += m_writer.set_speed(last_set_speed, "", comment); gcode += m_writer.set_speed(last_set_speed, "", comment);
Vec2d prev = this->point_to_gcode_quantized(new_points[0].p); Vec2d prev = this->point_to_gcode_quantized(new_points[0].p);
@ -5408,7 +5407,7 @@ std::string GCode::_extrude(const ExtrusionPath &path, std::string description,
} }
const double line_length = (p - prev).norm(); const double line_length = (p - prev).norm();
double new_speed = std::max((float)EXTRUDER_CONFIG(slow_down_min_speed), pre_processed_point.speed) * 60.0; double new_speed = pre_processed_point.speed * 60.0;
if (last_set_speed != new_speed) { if (last_set_speed != new_speed) {
gcode += m_writer.set_speed(new_speed, "", comment); gcode += m_writer.set_speed(new_speed, "", comment);
last_set_speed = new_speed; last_set_speed = new_speed;

3
src/libslic3r/PrintConfig.cpp
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@ -2941,7 +2941,8 @@ def = this->add("filament_loading_speed", coFloats);
def = this->add("slow_down_min_speed", coFloats); def = this->add("slow_down_min_speed", coFloats);
def->label = L("Min print speed"); def->label = L("Min print speed");
def->tooltip = L("The minimum printing speed for the filament when slow down for better layer cooling is enabled, when printing overhangs and when feature speeds are not specified explicitly."); def->tooltip = L("The minimum printing speed that the printer will slow down to to attempt to maintain the minimum layer time "
"above, when slow down for better layer cooling is enabled.");
def->sidetext = L("mm/s"); def->sidetext = L("mm/s");
def->min = 0; def->min = 0;
def->mode = comAdvanced; def->mode = comAdvanced;