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Ported _arrange() and arrange_object() to XS

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This commit is contained in:
Alessandro Ranellucci 2015-12-01 21:51:16 +01:00
parent 5655f786f4
commit dfce3a3138
5 changed files with 47 additions and 45 deletions
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36
xs/src/libslic3r/Model.cpp
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@ -239,6 +239,42 @@ Model::raw_mesh() const
return mesh;
}
Pointfs
Model::_arrange(const Pointfs &sizes, coordf_t dist, const BoundingBoxf &bb) const
{
// we supply unscaled data to arrange()
return Slic3r::Geometry::arrange(
sizes.size(), // number of parts
BoundingBoxf(sizes).max, // width and height of a single cell
dist, // distance between cells
bb // bounding box of the area to fill
);
}
/* arrange objects preserving their instance count
but altering their instance positions */
void
Model::arrange_objects(coordf_t dist, BoundingBoxf bb)
{
// get the (transformed) size of each instance so that we take
// into account their different transformations when packing
Pointfs instance_sizes;
for (ModelObjectPtrs::const_iterator o = this->objects.begin(); o != this->objects.end(); ++o) {
for (size_t i = 0; i < (*o)->instances.size(); ++i) {
instance_sizes.push_back((*o)->instance_bounding_box(i).size());
}
}
Pointfs positions = this->_arrange(instance_sizes, dist, bb);
for (ModelObjectPtrs::const_iterator o = this->objects.begin(); o != this->objects.end(); ++o) {
for (ModelInstancePtrs::const_iterator i = (*o)->instances.begin(); i != (*o)->instances.end(); ++i) {
(*i)->offset = positions.back();
positions.pop_back();
}
}
}
#ifdef SLIC3RXS
REGISTER_CLASS(Model, "Model");
#endif