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ENH: fix for STUDIO-881

Browse source 
Thanks prusa

Signed-off-by: salt.wei <salt.wei@bambulab.com>
Change-Id: I2e1c1088d29dd5401016ca41d3ed6dec87e0acd1
This commit is contained in:
salt.wei 2023-03-13 17:33:02 +08:00 • committed by Lane.Wei
parent b4ffa91cb4
commit 61b271f379
31 changed files with 703 additions and 471 deletions
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6
src/libslic3r/GCode.cpp
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@ -4035,11 +4035,13 @@ bool GCode::needs_retraction(const Polyline &travel, ExtrusionRole role, LiftTyp
if (role == erSupportMaterial || role == erSupportTransition) {
const SupportLayer* support_layer = dynamic_cast<const SupportLayer*>(m_layer);
//FIXME support_layer->support_islands.contains should use some search structure!
if (support_layer != NULL && support_layer->support_islands.contains(travel))
if (support_layer != NULL)
// skip retraction if this is a travel move inside a support material island
//FIXME not retracting over a long path may cause oozing, which in turn may result in missing material
// at the end of the extrusion path!
return false;
for (const ExPolygon& support_island : support_layer->support_islands)
if (support_island.contains(travel))
return false;
//reduce the retractions in lightning infills for tree support
if (support_layer != NULL && support_layer->support_type==stInnerTree)
for (auto &area : support_layer->base_areas)