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FIX: fix the empty gap infill when open top one wall 

Signed-off-by: qing.zhang <qing.zhang@bambulab.com>
Change-Id: Ib36c06ecd6986fbe8a726e0aaa34ca02b275064e
This commit is contained in:
qing.zhang 2022-12-05 17:16:01 +08:00 committed by Lane.Wei
parent 7c648ff017
commit afcb41f821
1 changed files with 4 additions and 2 deletions
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6
src/libslic3r/PerimeterGenerator.cpp
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@ -829,7 +829,7 @@ void PerimeterGenerator::process_classic()
//BBS: refer to superslicer
//store surface for top infill if only_one_wall_top
if (i == 0 && config->only_one_wall_top && this->upper_slices != NULL) {
if (i == 0 && i!=loop_number && config->only_one_wall_top && this->upper_slices != NULL) {
//split the polygons with top/not_top
//get the offset from solid surface anchor
coord_t offset_top_surface = scale_(1.5 * (config->wall_loops.value == 0 ? 0. : unscaled(double(ext_perimeter_width + perimeter_spacing * int(int(config->wall_loops.value) - int(1))))));
@ -855,8 +855,8 @@ void PerimeterGenerator::process_classic()
ExPolygons delete_bridge = diff_ex(last, bridge_checker, ApplySafetyOffset::Yes);
ExPolygons top_polygons = diff_ex(delete_bridge, grown_upper_slices, ApplySafetyOffset::Yes);
//get the not-top surface, from the "real top" but enlarged by external_infill_margin (and the min_width_top_surface we removed a bit before)
ExPolygons temp_gap = diff_ex(top_polygons, fill_clip);
ExPolygons inner_polygons = diff_ex(last,
offset_ex(top_polygons, offset_top_surface + min_width_top_surface - double(ext_perimeter_spacing / 2)),
ApplySafetyOffset::Yes);
@ -868,6 +868,8 @@ void PerimeterGenerator::process_classic()
double infill_spacing_unscaled = this->config->sparse_infill_line_width.value;
fill_clip = offset_ex(last, double(ext_perimeter_spacing / 2) - scale_(infill_spacing_unscaled / 2));
last = intersection_ex(inner_polygons, last);
if (has_gap_fill)
last = union_ex(last,temp_gap);
//{
// std::stringstream stri;
// stri << this->layer->id() << "_1_"<< i <<"_only_one_peri"<< ".svg";