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Implement filtering created geometry by layer assignments.

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This commit is contained in:
Stinkfist0
2017-02-03 11:02:24 +02:00
committed by Thomas Krijnen
parent 3abee03b9b
commit 63b0488909
5 changed files with 143 additions and 93 deletions
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src/ifcgeom/IfcGeomFunctions.cpp
+31
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@@ -1275,6 +1275,37 @@ IfcSchema::IfcObjectDefinition* IfcGeom::Kernel::get_decomposing_entity(IfcSchem
return parent;
}
std::map<std::string, IfcSchema::IfcPresentationLayerAssignment*> IfcGeom::Kernel::get_layers(IfcSchema::IfcProduct* prod)
{
using namespace IfcSchema;
std::map<std::string, IfcPresentationLayerAssignment*> layers;
if (prod->hasRepresentation()) {
IfcEntityList::ptr r = prod->entity->file->traverse(prod->Representation());
IfcRepresentation::list::ptr representations = r->as<IfcRepresentation>();
for (IfcRepresentation::list::it it = representations->begin(); it != representations->end(); ++it) {
IfcPresentationLayerAssignment::list::ptr a = (*it)->LayerAssignments();
for (IfcPresentationLayerAssignment::list::it jt = a->begin(); jt != a->end(); ++jt) {
layers[(*jt)->Name()] = *jt;
}
}
IfcRepresentationItem::list::ptr items = r->as<IfcRepresentationItem>();
for (IfcRepresentationItem::list::it it = items->begin(); it != items->end(); ++it) {
IfcPresentationLayerAssignment::list::ptr a = (*it)->
// LayerAssignments renamed from plural to singular, LayerAssignment, so work around that
#ifdef USE_IFC4
LayerAssignment();
#else
LayerAssignments();
#endif
for (IfcPresentationLayerAssignment::list::it jt = a->begin(); jt != a->end(); ++jt) {
layers[(*jt)->Name()] = *jt;
}
}
}
return layers;
}
template IFC_GEOM_API IfcGeom::BRepElement<float>* IfcGeom::Kernel::create_brep_for_representation_and_product<float>(
const IteratorSettings& settings, IfcSchema::IfcRepresentation* representation, IfcSchema::IfcProduct* product);
template IFC_GEOM_API IfcGeom::BRepElement<double>* IfcGeom::Kernel::create_brep_for_representation_and_product<double>(