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Fixed a crash in Lightning infill.

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This commit is contained in:
Lukáš Hejl 2022-04-29 08:07:30 +02:00
parent ada55053d8
commit 8d0dd13144
1 changed files with 6 additions and 2 deletions
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8
src/libslic3r/Fill/Lightning/Generator.cpp
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@ -116,8 +116,12 @@ void Generator::generateTrees(const PrintObject &print_object)
if (layer_id == 0)
return;
const Polygons& below_outlines = infill_outlines[layer_id - 1];
outlines_locator.set_bbox(get_extents(below_outlines).inflated(SCALED_EPSILON));
const Polygons &below_outlines = infill_outlines[layer_id - 1];
BoundingBox below_outlines_bbox = get_extents(below_outlines).inflated(SCALED_EPSILON);
if (const BoundingBox &outlines_locator_bbox = outlines_locator.bbox(); outlines_locator_bbox.defined)
below_outlines_bbox.merge(outlines_locator_bbox);
outlines_locator.set_bbox(below_outlines_bbox);
outlines_locator.create(below_outlines, locator_cell_size);
std::vector<NodeSPtr>& lower_trees = m_lightning_layers[layer_id - 1].tree_roots;