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Allow gyroid pattern rotation over Z

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This commit is contained in:
Yuri D'Elia 2019-07-16 01:15:00 +02:00 committed by supermerill
parent 02b0bd757a
commit d8732ecfcd
1 changed files with 13 additions and 7 deletions
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20
src/libslic3r/Fill/FillGyroid.cpp
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@ -152,7 +152,8 @@ void FillGyroid::_fill_surface_single(
ExPolygon &expolygon,
Polylines &polylines_out)
{
// no rotation is supported for this infill pattern (yet)
expolygon.rotate(-this->angle);
BoundingBox bb = expolygon.contour.bounding_box();
// Density adjusted to have a good %of weight.
double density_adjusted = std::max(0., params.density * 2.44);
@ -160,7 +161,7 @@ void FillGyroid::_fill_surface_single(
coord_t distance = coord_t(scale_(this->spacing) / density_adjusted);
// align bounding box to a multiple of our grid module
bb.merge(_align_to_grid(bb.min, Point(2.*M_PI*distance, 2.*M_PI*distance)));
bb.merge(_align_to_grid(bb.min, Point(2*M_PI*distance, 2*M_PI*distance)));
// generate pattern
Polylines polylines_square = make_gyroid_waves(
@ -169,16 +170,15 @@ void FillGyroid::_fill_surface_single(
this->spacing,
ceil(bb.size()(0) / distance) + 1.,
ceil(bb.size()(1) / distance) + 1.);
// move pattern in place
for (Polyline &polyline : polylines_square)
polyline.translate(bb.min(0), bb.min(1));
// clip pattern to boundaries, keeping the polyline order & ordering the fragment to be able to join them easily
//Polylines polylines = intersection_pl(polylines_square, (Polygons)expolygon);
Polylines polylines_chained;
for (size_t idx_polyline = 0; idx_polyline < polylines_square.size(); ++idx_polyline) {
// shift the polyline to the grid origin
Polyline &poly_to_cut = polylines_square[idx_polyline];
poly_to_cut.translate(bb.min);
// intersect
Polylines polylines_to_sort = intersection_pl(Polylines() = { poly_to_cut }, (Polygons)expolygon);
for (Polyline &polyline : polylines_to_sort) {
//TODO: replace by closest_index_point()
@ -226,6 +226,12 @@ void FillGyroid::_fill_surface_single(
idx--;
}
}
// new paths must be rotated back
for (Polylines::iterator it = polylines_out.begin() + polylines_out_first_idx;
it != polylines_out.end(); ++it) {
it->rotate(this->angle);
}
}
} // namespace Slic3r