text: ///////////////////////////////////////////////////////////////////////////////
  // BSD 3-Clause License
  //
  // Copyright (c) 2019-2020, The Regents of the University of California
  // All rights reserved.
  //
  // Redistribution and use in source and binary forms, with or without
  // modification, are permitted provided that the following conditions are met:
  //
  // * Redistributions of source code must retain the above copyright notice, this
  //   list of conditions and the following disclaimer.
  //
  // * Redistributions in binary form must reproduce the above copyright notice,
  //   this list of conditions and the following disclaimer in the documentation
  //   and/or other materials provided with the distribution.
  //
  // * Neither the name of the copyright holder nor the names of its
  //   contributors may be used to endorse or promote products derived from
  //   this software without specific prior written permission.
  //
  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  // ARE
  // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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  // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  ///////////////////////////////////////////////////////////////////////////////
  
  #pragma once
  
  #include <string>
  #include <unordered_map>
  #include <vector>
  #include <array>
  
  namespace utl {
  class Logger;
  }
  
  namespace mpl {
  
  class MacroPlacer;
  class Macro;
  
  enum PartClass
  {
    S,
    N,
    W,
    E,
    NW,
    NE,
    SW,
    SE,
    ALL,
    None
  };
  
  constexpr int part_class_count = None + 1;
  
  // PartClass -> macro indices
  typedef std::array<std::vector<int>, part_class_count> MacroPartMap;
  
  class Partition
  {
   public:
    Partition(PartClass _partClass,
              double _lx,
              double _ly,
              double _width,
              double _height,
              utl::Logger* log);
    Partition(const Partition& prev);
    ~Partition();
  
    void FillNetlistTable(MacroPlacer* placer,
                          MacroPartMap& macroPartMap);
    // Call Parquet to have annealing solution
    bool DoAnneal();
    // Update Macro location from MacroPlacer
    void UpdateMacroCoordi(MacroPlacer* placer);
  
    PartClass partClass;
    std::vector<Macro> macroStor;
    double lx, ly;
    double width, height;
    double* netTable;
  
   private:
    std::string GetName(int macroIdx);
  
    int tableCnt;
    utl::Logger* logger_;
  };
  
  struct PartClassHash
  {
    std::size_t operator()(const PartClass& k) const { return k; }
  };
  
  struct PartClassEqual
  {
    bool operator()(const PartClass& p1, const PartClass& p2) const
    {
      return p1 == p2;
    }
  };
  
  }  // namespace mpl
  