get_region_group_data()

std::vector< DataVariant > MayaFlux::Kakshya::SoundStreamContainer::get_region_group_data ( const RegionGroup &  regions ) const

overridevirtual

Get data for multiple regions efficiently.

Parameters

regions

Vector of regions to extract data from

Returns

Vector of DataVariant vectors, one per region

Implements MayaFlux::Kakshya::NDDataContainer.

Definition at line 140 of file SoundStreamContainer.cpp.

{
    const auto& spans = get_span_cache();
 
    if (spans.empty())
        return {};
 
    auto const_spans = spans | std::views::transform([](const auto& span) {
        return std::span<const double>(span.data(), span.size());
    });
 
    auto extracted_channels = extract_group_data<double>(
        std::vector<std::span<const double>>(const_spans.begin(), const_spans.end()),
        region_group, m_structure.dimensions, m_structure.organization);
 
    return extracted_channels
        | std::views::transform([](auto&& channel) {
              return DataVariant(std::forward<decltype(channel)>(channel));
          })
        | std::ranges::to<std::vector>();
}

References MayaFlux::Kakshya::ContainerDataStructure::dimensions, get_span_cache(), m_structure, and MayaFlux::Kakshya::ContainerDataStructure::organization.

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