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Schema independent layer and transformation conv functions

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This commit is contained in:
Thomas Krijnen
2018-03-04 10:44:09 +01:00
parent 6685ea6d7a
commit b86b359563
4 changed files with 52 additions and 38 deletions
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src/ifcgeom_schema_agnostic/Kernel.h
+42
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@@ -5,12 +5,25 @@
#include "../ifcgeom/IfcGeomIteratorSettings.h"
#include "../ifcgeom/IfcRepresentationShapeItem.h"
#include "../ifcparse/Ifc2x3.h"
#include "../ifcparse/Ifc4.h"
#include <boost/function.hpp>
#include <TopExp_Explorer.hxx>
namespace IfcGeom {
namespace impl {
// LayerAssignments renamed from plural to singular, LayerAssignment, so work around that
IfcEntityList::ptr getLayerAssignments(Ifc2x3::IfcRepresentationItem* item) {
return item->LayerAssignments()->generalize();
}
IfcEntityList::ptr getLayerAssignments(Ifc4::IfcRepresentationItem* item) {
return item->LayerAssignment()->generalize();
}
}
template <typename T>
class BRepElement;
@@ -76,7 +89,36 @@ namespace IfcGeom {
return implementation_->convert(item);
}
virtual bool convert(IfcUtil::IfcBaseClass* item, gp_Trsf& trsf) {
return implementation_->convert(item, trsf);
}
static int count(const TopoDS_Shape&, TopAbs_ShapeEnum);
template <typename Schema>
static std::map<std::string, typename Schema::IfcPresentationLayerAssignment*> get_layers(typename Schema::IfcProduct* prod) {
std::map<std::string, Schema::IfcPresentationLayerAssignment*> layers;
if (prod->hasRepresentation()) {
IfcEntityList::ptr r = IfcParse::traverse(prod->Representation());
Schema::IfcRepresentation::list::ptr representations = r->as<Schema::IfcRepresentation>();
for (Schema::IfcRepresentation::list::it it = representations->begin(); it != representations->end(); ++it) {
Schema::IfcPresentationLayerAssignment::list::ptr a = (*it)->LayerAssignments();
for (Schema::IfcPresentationLayerAssignment::list::it jt = a->begin(); jt != a->end(); ++jt) {
layers[(*jt)->Name()] = *jt;
}
}
Schema::IfcRepresentationItem::list::ptr items = r->as<Schema::IfcRepresentationItem>();
for (Schema::IfcRepresentationItem::list::it it = items->begin(); it != items->end(); ++it) {
Schema::IfcPresentationLayerAssignment::list::ptr a = impl::getLayerAssignments(*it)->as<Schema::IfcPresentationLayerAssignment>();
for (Schema::IfcPresentationLayerAssignment::list::it jt = a->begin(); jt != a->end(); ++jt) {
layers[(*jt)->Name()] = *jt;
}
}
}
return layers;
}
};
namespace impl {