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HdfSerializer - avoid crashes when passing CgalShape

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This commit is contained in:
Andrej730
2025-08-07 19:17:16 +05:00
parent 6483fee792
commit d671d6bed1
1 changed files with 11 additions and 0 deletions
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src/serializers/HdfSerializer.cpp
+11
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@@ -566,6 +566,16 @@ void HdfSerializer::write_style(surface_style_serialization& data, const ifcopen
void HdfSerializer::write(const IfcGeom::BRepElement* o) { void HdfSerializer::write(const IfcGeom::BRepElement* o) {
// Currenly we only support OpenCascade shapes.
for (auto it = o->geometry().begin(); it != o->geometry().end(); ++it) {
auto shape_ptr = std::dynamic_pointer_cast<ifcopenshell::geometry::OpenCascadeShape>(it->Shape());
if (shape_ptr == nullptr) {
std::cerr << "WARNING. Only OpenCascade shapes support caching. "
<< "Skipping caching for item #" << it->ItemId() << "." << std::endl;
return;
}
}
static auto nan = std::numeric_limits<double>::quiet_NaN(); static auto nan = std::numeric_limits<double>::quiet_NaN();
auto element_group = write((const IfcGeom::Element*)o); auto element_group = write((const IfcGeom::Element*)o);
@@ -610,6 +620,7 @@ void HdfSerializer::write(const IfcGeom::BRepElement* o) {
} }
brep_strings.emplace_back(); brep_strings.emplace_back();
// OpenCascadeShape type ensured by the check at the method start.
write_shape(std::static_pointer_cast<ifcopenshell::geometry::OpenCascadeShape>(it->Shape())->shape(), brep_strings.back()); write_shape(std::static_pointer_cast<ifcopenshell::geometry::OpenCascadeShape>(it->Shape())->shape(), brep_strings.back());
parts[i].surface_style = { "", "", 0, {nan,nan,nan}, {nan,nan,nan}, nan, nan }; parts[i].surface_style = { "", "", 0, {nan,nan,nan}, {nan,nan,nan}, nan, nan };