GenomicRegionsCrossover gc= new GenomicRegionsComparator(tar, ref).getCrossover();
return gc.both;
}
public static GenomicRegionsBuilder tarOnly(GenomicRegionsBuilder tar, GenomicRegionsBuilder ref)throws Exception {
GenomicRegionsCrossover gc= new GenomicRegionsComparator(tar, ref).getCrossover();
return gc.tarOnly;
}