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fix an issue that pressure eq may cause 0 feedrate in vase mode (#4398)

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fix an issue that pressure eq may cause 0 feedrate
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SoftFever 2024-03-10 09:30:13 +08:00 • committed by GitHub
parent 89f51031eb
commit 849fe44bf9
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3 changed files with 27 additions and 18 deletions
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src/libslic3r/GCode/PressureEqualizer.hpp
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@ -132,7 +132,8 @@ private:
float time() const { return dist_xyz() / feedrate(); }
float time_inv() const { return feedrate() / dist_xyz(); }
float volumetric_correction_avg() const {
float avg_correction = 0.5f * (volumetric_extrusion_rate_start + volumetric_extrusion_rate_end) / volumetric_extrusion_rate;
// Orca: cap the correction to 0.05 - 1.00000001 to avoid zero feedrate
float avg_correction = std::max(0.05f,0.5f * (volumetric_extrusion_rate_start + volumetric_extrusion_rate_end) / volumetric_extrusion_rate);
assert(avg_correction > 0.f);
assert(avg_correction <= 1.00000001f);
return avg_correction;