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Fix of Can't convert polyline with more than two points to a line (#6933)

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Sometimes Clipper produces a polyline with more than 2 points when
clipping a line with a polygon or a set of polygons. We hope the intermediate
points are collinear with the line, so we may just ignore them.
This commit is contained in:
Vojtech Bubnik 2021-09-13 15:40:56 +02:00
parent cab71073a1
commit 0a51afa3e6
5 changed files with 9 additions and 11 deletions
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4
src/libslic3r/MultiPoint.hpp
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@ -33,7 +33,9 @@ public:
void rotate(double angle, const Point &center);
void reverse() { std::reverse(this->points.begin(), this->points.end()); }
const Point& first_point() const { return this->points.front(); }
const Point& front() const { return this->points.front(); }
const Point& back() const { return this->points.back(); }
const Point& first_point() const { return this->front(); }
virtual const Point& last_point() const = 0;
virtual Lines lines() const = 0;
size_t size() const { return points.size(); }