get_metadata()

std::optional< FileMetadata > MayaFlux::IO::VolumeReader::get_metadata ( ) const

overridevirtual

Get metadata from the open file.

Returns

File metadata or nullopt if no file is open.

Implements MayaFlux::IO::FileReader.

Definition at line 368 of file VolumeReader.cpp.

{
    if (!m_is_open) {
        return std::nullopt;
    }
 
    FileMetadata meta;
    meta.format = "vdb";
    meta.attributes["grid_count"] = static_cast<uint64_t>(m_archive->read_grid_count());
 
    return meta;
}

References MayaFlux::IO::FileMetadata::attributes, MayaFlux::IO::FileMetadata::format, m_archive, and m_is_open.