:github_url: https://github.com/svenevs/exhale-companion


.. _program_listing_file_ckpttncpp_FMKWayConstrMgr.hpp:

Program Listing for File FMKWayConstrMgr.hpp
============================================

|exhale_lsh| :ref:`Return to documentation for file <file_ckpttncpp_FMKWayConstrMgr.hpp>` (``ckpttncpp/FMKWayConstrMgr.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #pragma once
   
   #include "FMConstrMgr.hpp"
   #include <gsl/span>
   #include <range/v3/algorithm/min_element.hpp>
   // #include <range/v3/view/zip.hpp>
   // Check if (the move of v can satisfied, makebetter, or notsatisfied
   
   class FMKWayConstrMgr : public FMConstrMgr
   {
     private:
       std::vector<int> illegal;
   
     public:
       FMKWayConstrMgr(const SimpleNetlist& H, double BalTol, std::uint8_t K)
           : FMConstrMgr {H, BalTol, K}
           , illegal(K, 1)
       {
       }
   
       [[nodiscard]] auto select_togo() const -> std::uint8_t
       {
           auto it = ranges::min_element(this->diff);
           return std::uint8_t(std::distance(this->diff.cbegin(), it));
       }
   
       auto init(gsl::span<const std::uint8_t> part) -> void
       {
           FMConstrMgr::init(part);
           auto it = this->diff.begin();
           for (auto& il : this->illegal)
           {
               il = (*it < this->lowerbound);
               ++it;
           }
       }
   
       auto check_legal(const MoveInfoV<node_t>& move_info_v) -> LegalCheck;
   };