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AbstractKernel::convert - more generic approach

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This commit is contained in:
Andrej730
2024-09-11 17:46:11 +05:00
parent ad8131114d
commit 858e57351e
2 changed files with 22 additions and 9 deletions
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src/ifcgeom/AbstractKernel.cpp
+2 -9
View File
@@ -29,16 +29,9 @@ bool ifcopenshell::geometry::kernels::AbstractKernel::convert(const taxonomy::pt
try { try {
return dispatch_conversion<0>::dispatch(this, item->kind(), item, results); return dispatch_conversion<0>::dispatch(this, item->kind(), item, results);
} catch (std::exception& e) { } catch (std::exception& e) {
std::string prev_exception; std::string prev_exception = std::string(e.what());
try { try {
prev_exception = std::string(e.what()); return dispatch_with_upgrade<0>::dispatch(this, item, results);
// Try to upgrade. Works for circles and ellipses.
auto concrete_item = ifcopenshell::geometry::taxonomy::template dcast<ifcopenshell::geometry::taxonomy::edge>(item);
if (concrete_item) {
return convert_impl(concrete_item, results);
}
Logger::Error(prev_exception + " Upgrade also didn't worked.", item->instance);
return false;
} catch (std::exception& e) { } catch (std::exception& e) {
Logger::Error(prev_exception + " Conversion for upgraded element failed with: " + std::string(e.what()), item->instance); Logger::Error(prev_exception + " Conversion for upgraded element failed with: " + std::string(e.what()), item->instance);
return false; return false;
src/ifcgeom/AbstractKernel.h
+20
View File
@@ -102,6 +102,26 @@ namespace {
} }
}; };
template <size_t N>
struct dispatch_with_upgrade {
static bool dispatch(ifcopenshell::geometry::kernels::AbstractKernel* kernel, const ifcopenshell::geometry::taxonomy::ptr item, IfcGeom::ConversionResults& results) {
auto concrete_item = ifcopenshell::geometry::taxonomy::template dcast<ifcopenshell::geometry::taxonomy::type_by_kind::type<N>>(item);
if (concrete_item) {
return kernel->convert_impl(concrete_item, results);
} else {
return dispatch_with_upgrade<N + 1>::dispatch(kernel, item, results);
}
}
};
template <>
struct dispatch_with_upgrade<ifcopenshell::geometry::taxonomy::type_by_kind::max> {
static bool dispatch(ifcopenshell::geometry::kernels::AbstractKernel*, const ifcopenshell::geometry::taxonomy::ptr item, IfcGeom::ConversionResults&) {
Logger::Error("No conversion with upgrade for " + std::to_string(item->kind()));
return false;
}
};
template <class T, class Tuple> template <class T, class Tuple>
struct TupleTypeIndex; struct TupleTypeIndex;