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#758 safeguards when brim_width < brim_offset

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supermerill 2020-12-08 02:29:00 +01:00
parent 6577367362
commit 903c6c22bc
1 changed files with 1 additions and 1 deletions
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src/libslic3r/Print.cpp
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@ -2216,7 +2216,7 @@ void Print::_make_brim(const Flow &flow, const PrintObjectPtrs &objects, ExPolyg
unbrimmable_areas = islands; unbrimmable_areas = islands;
//get the brimmable area //get the brimmable area
const size_t num_loops = size_t(floor((brim_config.brim_width.value - brim_config.brim_offset.value) / flow.spacing())); const size_t num_loops = size_t(floor(std::max(0.,(brim_config.brim_width.value - brim_config.brim_offset.value)) / flow.spacing()));
ExPolygons brimmable_areas; ExPolygons brimmable_areas;
for (ExPolygon &expoly : islands) { for (ExPolygon &expoly : islands) {
for (Polygon poly : offset(expoly.contour, num_loops * flow.scaled_spacing(), jtSquare)) { for (Polygon poly : offset(expoly.contour, num_loops * flow.scaled_spacing(), jtSquare)) {