Method next

libop/image/ImageSearchAlgorithms.cpp:363–385

    }

    bool next(int &x) {
        while ((left >= x1 && left < x2) || (right >= x1 && right < x2)) {
            const bool has_left = left >= x1 && left < x2;
            const bool has_right = right >= x1 && right < x2;
            if (has_left && has_right) {
                const long long left_dx = static_cast<long long>(left) * 2 - center2x;
                const long long right_dx = static_cast<long long>(right) * 2 - center2x;
                if (left_dx * left_dx <= right_dx * right_dx) {
                    x = left--;
                    return true;
                }
                x = right++;
                return true;
            }
            if (has_left) {
                x = left--;
                return true;
            }
            x = right++;
            return true;
        }
        return false;
    }

    int y;
    int x1;