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FIX: brim should be extruded only on first layer 

github: github.com/bambulab/BambuStudio/issues/4678

Change-Id: Ib00795dfba2e6d869c30ac906385f170088bbfd6
This commit is contained in:
wintergua 2024-09-06 10:07:14 +08:00 committed by Lane.Wei
parent f82b599bd4
commit b51ff1721d
1 changed files with 11 additions and 9 deletions
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4
src/libslic3r/GCode.cpp
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@ -3767,17 +3767,19 @@ GCode::LayerResult GCode::process_layer(
for (ObjectByExtruder::Island &island : instance_to_print.object_by_extruder.islands) {
const auto& by_region_specific = is_anything_overridden ? island.by_region_per_copy(by_region_per_copy_cache, static_cast<unsigned int>(instance_to_print.instance_id), extruder_id, print_wipe_extrusions != 0) : island.by_region;
//BBS: add brim by obj by extruder
if (first_layer) {
if (this->m_objsWithBrim.find(instance_to_print.print_object.id()) != this->m_objsWithBrim.end() && !print_wipe_extrusions) {
this->set_origin(0., 0.);
m_avoid_crossing_perimeters.use_external_mp();
for (const ExtrusionEntity* ee : print.m_brimMap.at(instance_to_print.print_object.id()).entities) {
gcode += this->extrude_entity(*ee, "brim", m_config.support_speed.value);
gcode += this->extrude_entity(*ee, "brim", m_config.support_speed.get_at(cur_extruder_index()));
}
m_avoid_crossing_perimeters.use_external_mp(false);
// Allow a straight travel move to the first object point.
m_avoid_crossing_perimeters.disable_once();
this->m_objsWithBrim.erase(instance_to_print.print_object.id());
}
}
// When starting a new object, use the external motion planner for the first travel move.
const Point& offset = instance_to_print.print_object.instances()[instance_to_print.instance_id].shift;
std::pair<const PrintObject*, Point> this_object_copy(&instance_to_print.print_object, offset);