Glassvision/IfcOpenShell
1
0
Fork 0
mirror of https://github.com/IfcOpenShell/IfcOpenShell.git synced 2026-08-20 04:04:00 +00:00
Code Issues Packages Projects Releases Wiki Activity

Revive some temporarily disabled features in de 0.6 branch

Browse Source
This commit is contained in:
Thomas Krijnen
2018-09-07 14:08:56 +02:00
parent 03da7bc6e4
commit 0df4edff01
12 changed files with 244 additions and 351 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/ifcgeom_schema_agnostic/Kernel.cpp
+116
View File
@@ -47,3 +47,119 @@ IfcGeom::Kernel* IfcGeom::impl::KernelFactoryImplementation::construct(const std
}
return it->second(file);
}
#define CREATE_GET_DECOMPOSING_ENTITY(IfcSchema) \
\
IfcSchema::IfcObjectDefinition* get_decomposing_entity_impl(IfcSchema::IfcProduct* product) { \
IfcSchema::IfcObjectDefinition* parent = 0; \
\
/* In case of an opening element, parent to the RelatingBuildingElement */ \
if (product->declaration().is(IfcSchema::IfcOpeningElement::Class())) { \
IfcSchema::IfcOpeningElement* opening = (IfcSchema::IfcOpeningElement*)product; \
IfcSchema::IfcRelVoidsElement::list::ptr voids = opening->VoidsElements(); \
if (voids->size()) { \
IfcSchema::IfcRelVoidsElement* ifc_void = *voids->begin(); \
parent = ifc_void->RelatingBuildingElement(); \
} \
} else if (product->declaration().is(IfcSchema::IfcElement::Class())) { \
IfcSchema::IfcElement* element = (IfcSchema::IfcElement*)product; \
IfcSchema::IfcRelFillsElement::list::ptr fills = element->FillsVoids(); \
/* In case of a RelatedBuildingElement parent to the opening element */ \
if (fills->size()) { \
for (IfcSchema::IfcRelFillsElement::list::it it = fills->begin(); it != fills->end(); ++it) { \
IfcSchema::IfcRelFillsElement* fill = *it; \
IfcSchema::IfcObjectDefinition* ifc_objectdef = fill->RelatingOpeningElement(); \
if (product == ifc_objectdef) continue; \
parent = ifc_objectdef; \
} \
} \
/* Else simply parent to the containing structure */ \
if (!parent) { \
IfcSchema::IfcRelContainedInSpatialStructure::list::ptr parents = element->ContainedInStructure(); \
if (parents->size()) { \
IfcSchema::IfcRelContainedInSpatialStructure* container = *parents->begin(); \
parent = container->RelatingStructure(); \
} \
} \
} \
\
/* Parent decompositions to the RelatingObject */ \
if (!parent) { \
IfcEntityList::ptr parents = product->data().getInverse((&IfcSchema::IfcRelAggregates::Class()), -1); \
parents->push(product->data().getInverse((&IfcSchema::IfcRelNests::Class()), -1)); \
for (IfcEntityList::it it = parents->begin(); it != parents->end(); ++it) { \
IfcSchema::IfcRelDecomposes* decompose = (IfcSchema::IfcRelDecomposes*)*it; \
IfcUtil::IfcBaseEntity* ifc_objectdef; \
\
ifc_objectdef = get_RelatingObject(decompose); \
\
if (product == ifc_objectdef) continue; \
parent = ifc_objectdef->as<IfcSchema::IfcObjectDefinition>(); \
} \
} \
return parent; \
}
namespace {
IfcUtil::IfcBaseEntity* get_RelatingObject(Ifc4::IfcRelDecomposes* decompose) {
Ifc4::IfcRelAggregates* aggr = decompose->as<Ifc4::IfcRelAggregates>();
if (aggr != nullptr) {
return aggr->RelatingObject();
}
return nullptr;
}
IfcUtil::IfcBaseEntity* get_RelatingObject(Ifc2x3::IfcRelDecomposes* decompose) {
return decompose->RelatingObject();
}
CREATE_GET_DECOMPOSING_ENTITY(Ifc2x3);
CREATE_GET_DECOMPOSING_ENTITY(Ifc4);
}
IfcUtil::IfcBaseEntity* IfcGeom::Kernel::get_decomposing_entity(IfcUtil::IfcBaseEntity* inst) {
if (inst->as<Ifc2x3::IfcProduct>()) {
return get_decomposing_entity_impl(inst->as<Ifc2x3::IfcProduct>());
} else if (inst->as<Ifc4::IfcProduct>()) {
return get_decomposing_entity_impl(inst->as<Ifc4::IfcProduct>());
} else {
throw IfcParse::IfcException("Unexpected entity " + inst->declaration().name());
}
}
namespace {
template <typename Schema>
static std::map<std::string, IfcUtil::IfcBaseEntity*> get_layers_impl(typename Schema::IfcProduct* prod) {
std::map<std::string, IfcUtil::IfcBaseEntity*> layers;
if (prod->hasRepresentation()) {
IfcEntityList::ptr r = IfcParse::traverse(prod->Representation());
typename Schema::IfcRepresentation::list::ptr representations = r->as<typename Schema::IfcRepresentation>();
for (typename Schema::IfcRepresentation::list::it it = representations->begin(); it != representations->end(); ++it) {
typename Schema::IfcPresentationLayerAssignment::list::ptr a = (*it)->LayerAssignments();
for (typename Schema::IfcPresentationLayerAssignment::list::it jt = a->begin(); jt != a->end(); ++jt) {
layers[(*jt)->Name()] = *jt;
}
}
typename Schema::IfcRepresentationItem::list::ptr items = r->as<typename Schema::IfcRepresentationItem>();
for (typename Schema::IfcRepresentationItem::list::it it = items->begin(); it != items->end(); ++it) {
typename Schema::IfcPresentationLayerAssignment::list::ptr a = getLayerAssignments(*it)->template as<typename Schema::IfcPresentationLayerAssignment>();
for (typename Schema::IfcPresentationLayerAssignment::list::it jt = a->begin(); jt != a->end(); ++jt) {
layers[(*jt)->Name()] = *jt;
}
}
}
return layers;
}
}
std::map<std::string, IfcUtil::IfcBaseEntity*> IfcGeom::Kernel::get_layers(IfcUtil::IfcBaseEntity* inst) {
if (inst->as<Ifc2x3::IfcProduct>()) {
return get_layers_impl<Ifc2x3>(inst->as<Ifc2x3::IfcProduct>());
} else if (inst->as<Ifc4::IfcProduct>()) {
return get_layers_impl<Ifc4>(inst->as<Ifc4::IfcProduct>());
} else {
throw IfcParse::IfcException("Unexpected entity " + inst->declaration().name());
}
}