|
package bitmap
|
|
|
|
import "github.com/RoaringBitmap/roaring"
|
|
|
|
func Sub(left, right Bitmap) Bitmap {
|
|
return Bitmap{
|
|
RB: roaring.AndNot(left.lazyRB(), right.lazyRB()),
|
|
}
|
|
}
|
|
|
|
func Flip(bm Bitmap, start, end BitRange) Bitmap {
|
|
return Bitmap{
|
|
RB: roaring.Flip(bm.lazyRB(), start, end),
|
|
}
|
|
}
|