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Added test projects for libslic3r and fff_print.

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Added test_geometry.cpp from upstream slic3r, thanks @lordofhyphens
Added circle_taubin_newton() for circle center calculation, thanks @lordofhyphens
This commit is contained in:
bubnikv
2019-10-15 09:40:40 +02:00
parent a7c843d213
commit 42a858b999
11 changed files with 548 additions and 14 deletions
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10
src/libslic3r/Polygon.cpp
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@@ -175,16 +175,16 @@ Point Polygon::centroid() const
Points Polygon::concave_points(double angle) const
{
Points points;
angle = 2*PI - angle;
angle = 2. * PI - angle + EPSILON;
// check whether first point forms a concave angle
if (this->points.front().ccw_angle(this->points.back(), *(this->points.begin()+1)) <= angle)
points.push_back(this->points.front());
// check whether points 1..(n-1) form concave angles
for (Points::const_iterator p = this->points.begin()+1; p != this->points.end()-1; ++p) {
if (p->ccw_angle(*(p-1), *(p+1)) <= angle) points.push_back(*p);
}
for (Points::const_iterator p = this->points.begin()+1; p != this->points.end()-1; ++ p)
if (p->ccw_angle(*(p-1), *(p+1)) <= angle)
points.push_back(*p);
// check whether last point forms a concave angle
if (this->points.back().ccw_angle(*(this->points.end()-2), this->points.front()) <= angle)
@@ -198,7 +198,7 @@ Points Polygon::concave_points(double angle) const
Points Polygon::convex_points(double angle) const
{
Points points;
angle = 2*PI - angle;
angle = 2*PI - angle - EPSILON;
// check whether first point forms a convex angle
if (this->points.front().ccw_angle(this->points.back(), *(this->points.begin()+1)) >= angle)