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Substitution with bounding box based on density; Reorientation from soup; 2D Arrangement in extrusion and shell

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This commit is contained in:
Thomas Krijnen
2020-09-16 15:22:07 +02:00
parent 52942f8a3e
commit 8bd91113a0
9 changed files with 562 additions and 101 deletions
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src/ifcgeom/kernels/cgal/CgalKernel.h
+4 -38
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@@ -46,45 +46,11 @@ if ( it != cache.T.end() ) { e = it->second; return true; }
struct PolyhedronBuilder : public CGAL::Modifier_base<CGAL::Polyhedron_3<Kernel_>::HalfedgeDS> {
private:
std::list<cgal_face_t> *face_list;
std::list<cgal_face_t> *face_list;
public:
PolyhedronBuilder(std::list<cgal_face_t> *face_list) {
this->face_list = face_list;
}
void operator()(CGAL::Polyhedron_3<Kernel_>::HalfedgeDS &hds) {
// std::list<Kernel_::Point_3> points;
std::map<Kernel_::Point_3, size_t> points;
std::vector<std::vector<std::size_t>> facet_vertices(face_list->size());
CGAL::Polyhedron_incremental_builder_3<CGAL::Polyhedron_3<Kernel_>::HalfedgeDS> builder(hds, true);
size_t i = 0;
for (auto &face: *face_list) {
for (auto &point: face.outer) {
auto p = points.insert({ point, points.size() });
if (p.second) {
builder.add_vertex(point);
}
facet_vertices[i].push_back(p.first->second);
}
i++;
}
builder.begin_surface(points.size(), facet_vertices.size(), 0, CGAL::Polyhedron_incremental_builder_3<CGAL::Polyhedron_3<Kernel_>::HalfedgeDS>::ABSOLUTE_INDEXING);
for (auto &facet: facet_vertices) {
builder.begin_facet();
// std::cout << "Adding facet ";
for (auto &vertex: facet) {
// std::cout << vertex << " ";
builder.add_vertex_to_facet(vertex);
}
// std::cout << std::endl;
builder.end_facet();
}
builder.end_surface();
}
boost::optional<cgal_shape_t> from_soup;
PolyhedronBuilder(std::list<cgal_face_t> *face_list);
void operator()(CGAL::Polyhedron_3<Kernel_>::HalfedgeDS &hds);
};
namespace ifcopenshell {