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Updates in the C++ infill code.

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This commit is contained in:
bubnikv 2016-09-13 11:26:38 +02:00
parent b2a6f43923
commit a5b7f14dfa
14 changed files with 645 additions and 305 deletions
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26
xs/src/libslic3r/Fill/FillPlanePath.cpp
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@ -6,18 +6,20 @@
namespace Slic3r {
Polylines FillPlanePath::fill_surface(const Surface *surface, const FillParams &params)
void FillPlanePath::_fill_surface_single(
const FillParams &params,
unsigned int thickness_layers,
const std::pair<float, Point> &direction,
ExPolygon &expolygon,
Polylines &polylines_out)
{
ExPolygon expolygon = surface->expolygon;
std::pair<float, Point> rotate_vector = this->infill_direction(surface);
expolygon.rotate(- rotate_vector.first);
expolygon.rotate(- direction.first);
coord_t distance_between_lines = scale_(this->spacing) / params.density;
// align infill across layers using the object's bounding box
Polygon bb_polygon = this->bounding_box.polygon();
bb_polygon.rotate(- rotate_vector.first);
BoundingBox bounding_box = bb_polygon.bounding_box();
// Rotated bounding box of the whole object.
BoundingBox bounding_box = this->bounding_box.rotated(- direction.first);
Point shift = this->_centered() ?
bounding_box.center() :
@ -61,11 +63,15 @@ Polylines FillPlanePath::fill_surface(const Surface *surface, const FillParams &
// paths must be repositioned and rotated back
for (Polylines::iterator it = polylines.begin(); it != polylines.end(); ++ it) {
it->translate(shift.x, shift.y);
it->rotate(rotate_vector.first);
it->rotate(direction.first);
}
}
return polylines;
// Move the polylines to the output, avoid a deep copy.
size_t j = polylines_out.size();
polylines_out.resize(j + polylines.size(), Polyline());
for (size_t i = 0; i < polylines.size(); ++ i)
std::swap(polylines_out[j ++], polylines[i]);
}
// Follow an Archimedean spiral, in polar coordinates: r=a+b\theta