Function getSnapDrawingRoot

valdi/src/valdi/android/NativeBridge.cpp:2102–2104

    Valdi::ValueArrayBuilder builder;
    builder.reserve(contexts.size());
    for (const auto& context : contexts) {
        auto userData = context->getUserData();
        if (userData != nullptr) {
            builder.append(Valdi::Value(userData));
        }
    }