Method Clear

cpp/src/arrow/util/bit_util_benchmark.cc:85–90

  }

  void Clear() {
    const int64_t byte_offset = position_ / 8;
    const int64_t bit_offset = position_ % 8;
    auto bit_clear_mask = 0xFFU ^ (1U << bit_offset);
    bitmap_[byte_offset] = static_cast<uint8_t>(bitmap_[byte_offset] & bit_clear_mask);
  }

  void Next() { ++position_; }