Glassvision/IfcOpenShell
1
0
Fork 0
mirror of https://github.com/IfcOpenShell/IfcOpenShell.git synced 2026-08-11 10:06:47 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix examples mostly

Browse Source
This commit is contained in:
Thomas Krijnen
2026-01-07 13:51:48 +01:00
parent 572a5655cf
commit f2f4d626a5
13 changed files with 545 additions and 574 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/examples/IfcParseExamples.cpp
+43 -52
View File
@@ -114,44 +114,42 @@ std::string format_string(const AttributeValue& argument) {
}
template <typename Schema, typename T>
void process_pset(element_properties& props, const T* inst) {
void process_pset(element_properties& props, const T& inst) {
// Process an individual Property or Quantity set.
if (auto pset = inst->template as<typename Schema::IfcPropertySet>()) {
if (auto pset = inst.template as<typename Schema::IfcPropertySet>()) {
if (!pset->Name()) {
return;
}
auto ps = pset->HasProperties();
for (auto it = ps->begin(); it != ps->end(); ++it) {
auto& p = *it;
if (auto singleval = p->template as<typename Schema::IfcPropertySingleValue>()) {
for (auto& p : ps) {
if (auto singleval = p.template as<typename Schema::IfcPropertySingleValue>()) {
std::string propname, propvalue;
if constexpr (is_ifc4_or_higher<Schema>::value) {
if (!singleval->Name()) {
if (!singleval.Name()) {
continue;
}
propname = *singleval->Name();
propname = *singleval.Name();
}
if constexpr (!is_ifc4_or_higher<Schema>::value) {
propname = singleval->Name();
propname = singleval.Name();
}
if (!singleval->NominalValue()) {
if (!singleval.NominalValue()) {
propvalue = "-";
} else {
props[*pset->Name()][propname] = format_string(singleval->NominalValue()->template as<IfcUtil::IfcBaseClass>()->get_attribute_value(0));
props[*pset.Name()][propname] = format_string(singleval.NominalValue().concrete().get_attribute_value(0));
}
}
}
}
if (auto qset = inst->template as<typename Schema::IfcElementQuantity>()) {
if (!qset->Name()) {
if (auto qset = inst.template as<typename Schema::IfcElementQuantity>()) {
if (!qset.Name()) {
return;
}
auto qs = qset->Quantities();
for (auto it = qs->begin(); it != qs->end(); ++it) {
auto& q = *it;
if (q->template as<typename Schema::IfcPhysicalSimpleQuantity>() && q->get_attribute_value(3).type() == IfcUtil::Argument_DOUBLE) {
double v = q->get_attribute_value(3);
props[*qset->Name()][q->Name()] = std::to_string(v);
auto qs = qset.Quantities();
for (auto& q : qs) {
if (q.template as<typename Schema::IfcPhysicalSimpleQuantity>() && q.get_attribute_value(3).type() == IfcUtil::Argument_DOUBLE) {
double v = q.get_attribute_value(3);
props[*qset.Name()][q.Name()] = std::to_string(v);
}
}
}
@@ -163,48 +161,43 @@ void process_pset(element_properties& props, const T* inst) {
}
template <typename Schema>
void get_psets_s(element_properties& props, const typename Schema::IfcObjectDefinition* inst) {
void get_psets_s(element_properties& props, const typename Schema::IfcObjectDefinition& inst) {
// Extracts the property definitions for an IFC instance.
if (auto tyob = inst->template as<typename Schema::IfcTypeObject>()) {
if (tyob->HasPropertySets()) {
auto defs = *tyob->HasPropertySets();
for (auto it = defs->begin(); it != defs->end(); ++it) {
auto& def = *it;
if (auto tyob = inst.template as<typename Schema::IfcTypeObject>()) {
if (tyob.HasPropertySets()) {
auto defs = *tyob.HasPropertySets();
for (auto& def : defs) {
process_pset<Schema>(props, def);
}
}
}
if constexpr (is_ifc4_or_higher<Schema>::value) {
if (auto mdef = inst->template as<typename Schema::IfcMaterialDefinition>()) {
auto defs = mdef->HasProperties();
for (auto it = defs->begin(); it != defs->end(); ++it) {
auto& def = *it;
if (auto mdef = inst.template as<typename Schema::IfcMaterialDefinition>()) {
auto defs = mdef.HasProperties();
for (auto& def : defs) {
process_pset<Schema>(props, def);
}
}
if (auto pdef = inst->template as<typename Schema::IfcProfileDef>()) {
if (auto pdef = inst.template as<typename Schema::IfcProfileDef>()) {
auto defs = pdef->HasProperties();
for (auto it = defs->begin(); it != defs->end(); ++it) {
auto& def = *it;
for (auto& def : defs) {
process_pset<Schema>(props, def);
}
}
}
if (auto ob = inst->template as<typename Schema::IfcObject>()) {
if (auto ob = inst.template as<typename Schema::IfcObject>()) {
if constexpr (is_ifc4_or_higher<Schema>::value) {
auto rels = ob->IsTypedBy();
for (auto it = rels->begin(); it != rels->end(); ++it) {
auto& rel = *it;
auto rels = ob.IsTypedBy();
for (auto& rel : rels) {
get_psets_s<Schema>(props, rel->RelatingType());
}
}
{
auto rels = ob->IsDefinedBy();
for (auto it = rels->begin(); it != rels->end(); ++it) {
auto& rel = *it;
if (auto bytype = rel->template as<typename Schema::IfcRelDefinesByType>()) {
auto rels = ob.IsDefinedBy();
for (auto& rel : rels) {
if (auto bytype = rel.template as<typename Schema::IfcRelDefinesByType>()) {
get_psets_s<Schema>(props, bytype->RelatingType());
} else if (auto byprops = rel->template as<typename Schema::IfcRelDefinesByProperties>()) {
} else if (auto byprops = rel.template as<typename Schema::IfcRelDefinesByProperties>()) {
process_pset<Schema>(props, byprops->RelatingPropertyDefinition());
}
}
@@ -220,10 +213,10 @@ void get_psets_s(element_properties& props, const typename Schema::IfcObjectDefi
#define GENERATE_LITERAL_STRING(elem) "Ifc" # elem
#define TEST_AND_DISPATCH(r, data, elem) \
if (strcasecmp(schema_name, GENERATE_LITERAL_STRING(elem)) == 0) { get_psets_s<EXPAND_AND_CONCATENATE(elem)>(props, inst->as<EXPAND_AND_CONCATENATE(elem)::IfcObjectDefinition>()); }
if (strcasecmp(schema_name, GENERATE_LITERAL_STRING(elem)) == 0) { get_psets_s<EXPAND_AND_CONCATENATE(elem)>(props, inst.as<EXPAND_AND_CONCATENATE(elem)::IfcObjectDefinition>()); }
void get_psets(element_properties& props, const IfcUtil::IfcBaseClass* inst) {
auto schema_name = inst->declaration().schema()->name().c_str();
void get_psets(element_properties& props, const express::Base& inst) {
auto schema_name = inst.declaration().schema()->name().c_str();
BOOST_PP_SEQ_FOR_EACH(TEST_AND_DISPATCH, , SCHEMA_SEQ)
}
@@ -259,19 +252,17 @@ int main(int argc, char** argv) {
// we need to cast them to IfcWindows. Since these properties
// are optional we need to make sure the properties are
// defined for the window in question before accessing them.
IfcSchema::IfcBuildingElement::list::ptr elements = file.instances_by_type<IfcSchema::IfcBuildingElement>();
auto elements = file.instances_by_type<IfcSchema::IfcBuildingElement>();
std::cout << "Found " << elements->size() << " elements in " << argv[1] << ":" << std::endl;
std::cout << "Found " << elements.size() << " elements in " << argv[1] << ":" << std::endl;
for (auto it = elements->begin(); it != elements->end(); ++it) {
const auto* element = *it;
element->toString(std::cout);
for (auto& element : elements) {
element.toString(std::cout);
std::cout << std::endl;
const IfcSchema::IfcWindow* window;
if ((window = element->as<IfcSchema::IfcWindow>()) != 0) {
if (window->OverallWidth() && window->OverallHeight()) {
const double area = *window->OverallWidth() * *window->OverallHeight();
if (auto window = element.as<IfcSchema::IfcWindow>()) {
if (window.OverallWidth() && window.OverallHeight()) {
const double area = *window.OverallWidth() * *window.OverallHeight();
std::cout << "The area of this window is " << area << std::endl;
}
}