base.hpp

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// FEAT3: Finite Element Analysis Toolbox, Version 3
// Copyright (C) 2010 by Stefan Turek & the FEAT group
// FEAT3 is released under the GNU General Public License version 3,
// see the file 'copyright.txt' in the top level directory for details.
 
#pragma once
 
// includes, FEAT
#include <kernel/base_header.hpp>
 
namespace FEAT
{
  namespace LAFEM
  {
    enum class FileMode
    {
      fm_exp = 0, 
      fm_dv, 
      fm_mtx, 
      fm_ell, 
      fm_csr, 
      fm_coo, 
      fm_bm, 
      fm_dm,  
      fm_sv,  
      fm_svb, 
      fm_dvb, 
      fm_bcsr, 
      fm_cscr, 
      fm_binary 
    };
 
    enum class CloneMode
    {
      Shallow = 0, 
      Layout, 
      Weak, 
      Deep, 
      Allocate, 
    };
 
    enum class SparseLayoutId
    {
      lt_csr = 0, 
      lt_cscr, 
      lt_coo, 
      lt_ell, 
      lt_banded 
    };
 
    enum class Perspective
    {
      native = 0, 
      pod 
    };
 
    enum class CompressionModes : uint64_t
    {
      None = 0x0000000000000000, 
      elements_mask = 0x00000000000000F0, 
      indices_mask = 0x000000000000000F, 
      compression_off = 0x0000000000000011, 
      elements_off = 0x0000000000000010, 
      elements_zlib = 0x0000000000000040,
      elements_zfp = 0x0000000000000080,
      indices_off = 0x0000000000000001, 
      indices_zlib = 0x0000000000000004, 
    }; //enum class type
 
    inline CompressionModes operator&(CompressionModes a, CompressionModes b)
    {
      return (CompressionModes)(((uint64_t)a) & ((uint64_t)b));
    }
 
    inline CompressionModes operator|(CompressionModes a, CompressionModes b)
    {
      return (CompressionModes)(((uint64_t)a) | ((uint64_t)b));
    }
 
    // Has to be a multiple of 4096 due to clang restrains
    constexpr std::size_t FileOutStreamBufferSize = 16777216u;
  } // namespace LAFEM
} // namespace FEAT