get_bounding_region()

Region MayaFlux::Kakshya::get_bounding_region

(

const RegionGroup &

group

)

Get the bounding region that contains all regions in a RegionGroup.

Parameters

group

RegionGroup to query.

Returns

Region representing the bounding box.

Definition at line 99 of file RegionUtils.cpp.

{
    if (group.regions.empty())
        return Region {};
    auto min_coords = group.regions.front().start_coordinates;
    auto max_coords = group.regions.front().end_coordinates;
 
    for (const auto& region : group.regions) {
        for (size_t i = 0; i < min_coords.size() && i < region.start_coordinates.size(); ++i) {
            min_coords[i] = std::min(min_coords[i], region.start_coordinates[i]);
        }
        for (size_t i = 0; i < max_coords.size() && i < region.end_coordinates.size(); ++i) {
            max_coords[i] = std::max(max_coords[i], region.end_coordinates[i]);
        }
    }
 
    Region bounds(min_coords, max_coords);
    set_region_attribute(bounds, "type", std::string("bounding_box"));
    return bounds;
}

References MayaFlux::Kakshya::RegionGroup::regions, and set_region_attribute().

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