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Fixes of the offset curves from Voronoi diagram.

Browse Source 
The offset curve extractor is already quite usable,
though singular cases are still not covered yet
when the offset curve intersects or nearly intersects
a Voronoi vertex.

Removal of the PRINTF_ZU "%zu" Visual Studio printf compatibility macro.
Fixes of a contours self intersection test for collinear segments.
SVG exporter now exports white background, so that the GNOME Eye viewer is usable.
This commit is contained in:
Vojtech Bubnik
2020-06-16 13:13:51 +02:00
parent af5c3583e8
commit b101a8e266
16 changed files with 749 additions and 343 deletions
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8
src/libslic3r/Polygon.hpp
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@@ -153,9 +153,11 @@ inline Lines to_lines(const Polygon &poly)
{
Lines lines;
lines.reserve(poly.points.size());
for (Points::const_iterator it = poly.points.begin(); it != poly.points.end()-1; ++it)
lines.push_back(Line(*it, *(it + 1)));
lines.push_back(Line(poly.points.back(), poly.points.front()));
if (poly.points.size() > 2) {
for (Points::const_iterator it = poly.points.begin(); it != poly.points.end()-1; ++it)
lines.push_back(Line(*it, *(it + 1)));
lines.push_back(Line(poly.points.back(), poly.points.front()));
}
return lines;
}