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Emit surface genus for representation items

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This commit is contained in:
Thomas Krijnen
2018-12-10 11:33:54 +01:00
parent 20b3a8af3e
commit a7c7a684ee
7 changed files with 86 additions and 37 deletions
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src/ifcconvert/IfcConvert.cpp
+48 -7
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@@ -270,7 +270,8 @@ int main(int argc, char** argv)
"Not guaranteed to work properly if used with --weld-vertices.")
("default-material-file", po::value<std::string>(&default_material_filename),
"Specifies a material file that describes the material object types will have"
"if an object does not have any specified material in the IFC file.");
"if an object does not have any specified material in the IFC file.")
("validate", "Checks whether geometrical output conforms to the included explicit quantities.");
std::string bounds, offset_str;
#ifdef HAVE_ICU
@@ -501,6 +502,7 @@ int main(int argc, char** argv)
fix_quantities(*ifc_file, no_progress, quiet, stderr_progress);
}
fs << *ifc_file;
exit_code = EXIT_SUCCESS;
} else {
Logger::Error("Unable to open output file for writing");
}
@@ -1087,15 +1089,18 @@ void fix_quantities(IfcParse::IfcFile& f, bool no_progress, bool quiet, bool std
// Capture relationship nodes
std::vector<IfcUtil::IfcBaseClass*> relationships;
auto IfcRelDefinesByProperties = f.schema()->declaration_by_name("IfcRelDefinesByProperties");
for (auto& eq : *element_quantities) {
auto rels = eq->data().getInverse(IfcRelDefinesByProperties, -1);
for (auto& rel : *rels) {
relationships.push_back(rel);
if (element_quantities) {
for (auto& eq : *element_quantities) {
auto rels = eq->data().getInverse(IfcRelDefinesByProperties, -1);
for (auto& rel : *rels) {
relationships.push_back(rel);
}
}
// Delete element quantities
delete_reversed(element_quantities);
}
// Delete element quantities
delete_reversed(element_quantities);
// Delete relationship nodes
for (auto& rel : relationships) {
@@ -1183,6 +1188,27 @@ void fix_quantities(IfcParse::IfcFile& f, bool no_progress, bool quiet, bool std
quantities->push(quantity_area);
}
for (auto& part : geom_object->geometry()) {
auto quantity_complex = latebound_access::create(f, "IfcPhysicalComplexQuantity");
latebound_access::set(quantity_complex, "Name", std::string("Shape validation properties"));
latebound_access::set(quantity_complex, "Discrimination", '#' + boost::lexical_cast<std::string>(part.ItemId()));
IfcEntityList::ptr quantities_2(new IfcEntityList);
int nv = IfcGeom::Kernel::count(part.Shape(), TopAbs_VERTEX, true);
int ne = IfcGeom::Kernel::count(part.Shape(), TopAbs_EDGE, true);
int nf = IfcGeom::Kernel::count(part.Shape(), TopAbs_FACE, true);
const int euler = nv - ne + nf;
const int genus = (2 - euler) / 2;
auto quantity_area = latebound_access::create(f, "IfcQuantityCount");
latebound_access::set(quantity_area, "Name", std::string("Surface genus"));
latebound_access::set(quantity_area, "CountValue", genus);
latebound_access::set(quantity_complex, "HasQuantities", quantities_2);
}
if (quantities->size()) {
quantity = latebound_access::create(f, "IfcElementQuantity");
latebound_access::set(quantity, "OwnerHistory", ownerhist);
@@ -1213,4 +1239,19 @@ void fix_quantities(IfcParse::IfcFile& f, bool no_progress, bool quiet, bool std
}
}
} while (++num_created, context_iterator.next());
if (!no_progress && quiet) {
for (; old_progress < 100; ++old_progress) {
std::cout << ".";
if (stderr_progress)
std::cerr << ".";
}
std::cout << std::flush;
if (stderr_progress)
std::cerr << std::flush;
} else {
Logger::Status("\rDone writing quantities for " + boost::lexical_cast<std::string>(num_created) +
" objects ");
}
}