get_bounding_region()

Region MayaFlux::Kakshya::RegionGroup::get_bounding_region ( ) const

inline

Get the bounding region that contains all regions in the group.

Returns

Region representing the bounding box.

Definition at line 181 of file RegionGroup.hpp.

    {
        if (regions.empty())
            return Region {};
 
        auto first = regions[0];
        std::vector<uint64_t> min_coords = first.start_coordinates;
        std::vector<uint64_t> max_coords = first.end_coordinates;
 
        for (const auto& region : regions) {
            for (size_t i = 0; i < min_coords.size(); i++) {
                if (i < region.start_coordinates.size()) {
                    min_coords[i] = std::min<size_t>(min_coords[i], region.start_coordinates[i]);
                    max_coords[i] = std::max<size_t>(max_coords[i], region.end_coordinates[i]);
                }
            }
        }
 
        Region bounds(min_coords, max_coords);
        bounds.set_attribute("type", "bounding_box");
        bounds.set_attribute("source_group", name);
        return bounds;
    }

References MayaFlux::Kakshya::Region::set_attribute(), and MayaFlux::Kakshya::Region::start_coordinates.

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