Function flipBitmapRangeAndCardinalityChange

util.go:179–184

(bitmap []uint64, start int, end int)

}

func flipBitmapRangeAndCardinalityChange(bitmap []uint64, start int, end int) int {
	before := wordCardinalityForBitmapRange(bitmap, start, end)
	flipBitmapRange(bitmap, start, end)
	after := wordCardinalityForBitmapRange(bitmap, start, end)
	return int(after - before)
}

func resetBitmapRangeAndCardinalityChange(bitmap []uint64, start int, end int) int {
	before := wordCardinalityForBitmapRange(bitmap, start, end)