Method exportObject

src/Mod/Import/App/ExportOCAF2.cpp:385–639

}

TDF_Label ExportOCAF2::exportObject(
    App::DocumentObject* parentObj,
    const char* sub,
    TDF_Label parent,
    const char* name
)
{
    App::DocumentObject* obj;
    auto shape = Part::Feature::getTopoShape(
        parentObj,
        (sub ? Part::ShapeOption::NoFlag : Part::ShapeOption::Transform),
        sub,
        nullptr,
        &obj
    );
    if (!obj || shape.isNull()) {
        if (obj) {
            FC_WARN(obj->getFullName() << " has null shape");
        }
        return {};
    }

    // sub may contain more than one hierarchy, e.g. Assembly container may use
    // getSubObjects to skip some hierarchy containing constraints and stuff
    // when exporting. We search for extra '.', and set it as prefix if found.
    // When setting SHUO's, we'll need this prefix for matching.
    std::string prefix;
    if (sub) {
        auto len = strlen(sub);
        if (len > 1) {
            --len;
            // The prefix ends with the second last '.', so search for it.
            for (int i = 0; len != 0; --len) {
                if (sub[len] == '.' && ++i == 2) {
                    prefix = std::string(sub, len + 1);
                    break;
                }
            }
        }
    }

    TDF_Label label;
    std::vector<App::DocumentObject*> links;

    int depth = 0;
    auto linked = obj;
    auto linkedShape = shape;
    while (true) {
        auto s = Part::Feature::getTopoShape(
            linked,
            Part::ShapeOption::ResolveLink | Part::ShapeOption::Transform
        );
        if (s.isNull() || !s.getShape().IsPartner(shape.getShape())) {
            break;
        }
        linkedShape = s;
        // Search using our own cache. We can't rely on ShapeTool::FindShape()
        // in case this is an assembly. Because FindShape() search among its