Quinoa all test code coverage report
Current view: top level - IO - ExodusIIMeshReader.cpp (source / functions) Hit Total Coverage
Commit: -128-NOTFOUND Lines: 258 276 93.5 %
Date: 2024-11-08 10:37:44 Functions: 26 28 92.9 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 228 852 26.8 %

           Branch data     Line data    Source code
       1                 :            : // *****************************************************************************
       2                 :            : /*!
       3                 :            :   \file      src/IO/ExodusIIMeshReader.cpp
       4                 :            :   \copyright 2012-2015 J. Bakosi,
       5                 :            :              2016-2018 Los Alamos National Security, LLC.,
       6                 :            :              2019-2021 Triad National Security, LLC.
       7                 :            :              All rights reserved. See the LICENSE file for details.
       8                 :            :   \brief     ExodusII mesh reader
       9                 :            :   \details   ExodusII mesh reader class definition.
      10                 :            : */
      11                 :            : // *****************************************************************************
      12                 :            : 
      13                 :            : #include <numeric>
      14                 :            : 
      15                 :            : #include "NoWarning/exodusII.hpp"
      16                 :            : 
      17                 :            : #include "ExodusIIMeshReader.hpp"
      18                 :            : #include "ContainerUtil.hpp"
      19                 :            : #include "Exception.hpp"
      20                 :            : #include "UnsMesh.hpp"
      21                 :            : #include "Reorder.hpp"
      22                 :            : 
      23                 :            : using tk::ExodusIIMeshReader;
      24                 :            : 
      25                 :        818 : ExodusIIMeshReader::ExodusIIMeshReader( const std::string& filename,
      26                 :            :                                         int cpuwordsize,
      27                 :        818 :                                         int iowordsize ) :
      28                 :            :   m_filename( filename ),
      29                 :            :   m_cpuwordsize( cpuwordsize ),
      30                 :            :   m_iowordsize( iowordsize ),
      31                 :            :   m_inFile( 0 ),
      32                 :            :   m_nnode( 0 ),
      33                 :            :   m_neblk( 0 ),
      34                 :            :   m_neset( 0 ),
      35                 :            :   m_from( 0 ),
      36                 :            :   m_till( 0 ),
      37                 :            :   m_blockid(),
      38                 :            :   m_blockid_by_type( ExoNnpe.size() ),
      39                 :            :   m_nel( ExoNnpe.size() ),
      40                 :            :   m_elemblocks(),
      41 [ +  - ][ +  - ]:        818 :   m_tri()
         [ +  - ][ -  - ]
      42                 :            : // *****************************************************************************
      43                 :            : //  Constructor: open Exodus II file
      44                 :            : //! \param[in] filename File to open as ExodusII file
      45                 :            : //! \param[in] cpuwordsize Set CPU word size, see ExodusII documentation
      46                 :            : //! \param[in] iowordsize Set I/O word size, see ExodusII documentation
      47                 :            : // *****************************************************************************
      48                 :            : {
      49                 :            :   // Increase verbosity from ExodusII library in debug mode
      50                 :            :   #ifndef NDEBUG
      51                 :            :   ex_opts( EX_DEBUG | EX_VERBOSE );
      52                 :            :   #endif
      53                 :            : 
      54                 :            :   float version;
      55                 :            : 
      56         [ +  - ]:        818 :   m_inFile = ex_open( filename.c_str(), EX_READ, &cpuwordsize, &iowordsize,
      57                 :            :                       &version );
      58                 :            : 
      59                 :            :   // output exodusII/netcdf configuration
      60                 :            :   //ex_print_config();
      61                 :            : 
      62 [ -  + ][ -  - ]:        818 :   ErrChk( m_inFile > 0, "Failed to open ExodusII file: " + filename );
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
      63                 :        818 : }
      64                 :            : 
      65                 :       2374 : ExodusIIMeshReader::~ExodusIIMeshReader() noexcept
      66                 :            : // *****************************************************************************
      67                 :            : //  Destructor
      68                 :            : // *****************************************************************************
      69                 :            : {
      70         [ -  + ]:       2374 :   if ( ex_close(m_inFile) < 0 )
      71                 :          0 :     printf( ">>> WARNING: Failed to close ExodusII file: %s\n",
      72                 :            :             m_filename.c_str() );
      73                 :       2374 : }
      74                 :            : 
      75                 :            : void
      76                 :         36 : ExodusIIMeshReader::readMesh( UnsMesh& mesh )
      77                 :            : // *****************************************************************************
      78                 :            : //  Read ExodusII mesh file
      79                 :            : //! \param[in] mesh Unstructured mesh object
      80                 :            : // *****************************************************************************
      81                 :            : {
      82                 :         36 :   readHeader( mesh );
      83                 :         36 :   readAllElements( mesh );
      84                 :         36 :   readAllNodes( mesh );
      85                 :         36 :   readSidesetFaces( mesh.bface(), mesh.faceid() );
      86                 :         36 :   readTimeValues( mesh.vartimes() );
      87                 :         36 :   readNodeVarNames( mesh.nodevarnames() );
      88                 :         36 :   readElemVarNames( mesh.elemvarnames() );
      89                 :         36 :   readNodeScalars( mesh.vartimes().size(),
      90                 :            :                    mesh.nodevarnames().size(),
      91                 :            :                    mesh.nodevars() );
      92                 :         36 :   readElemScalars( mesh.vartimes().size(),
      93                 :            :                    mesh.elemvarnames().size(),
      94                 :            :                    mesh.elemvars() );
      95                 :         36 : }
      96                 :            : 
      97                 :            : void
      98                 :          0 : ExodusIIMeshReader::readGraph( UnsMesh& mesh )
      99                 :            : // *****************************************************************************
     100                 :            : //  Read only connectivity graph from file
     101                 :            : //! \param[in] mesh Unstructured mesh object
     102                 :            : // *****************************************************************************
     103                 :            : {
     104                 :          0 :   readHeader( mesh );
     105                 :          0 :   readAllElements( mesh );
     106                 :          0 : }
     107                 :            : 
     108                 :            : void
     109                 :        590 : ExodusIIMeshReader::readMeshPart(
     110                 :            :   std::vector< std::size_t >& ginpoel,
     111                 :            :   std::vector< std::size_t >& inpoel,
     112                 :            :   std::vector< std::size_t >& triinp,
     113                 :            :   std::unordered_map< std::size_t, std::size_t >& lid,
     114                 :            :   tk::UnsMesh::Coords& coord,
     115                 :            :   std::unordered_map< std::size_t, std::set< std::size_t > >& elemBlockId,
     116                 :            :   int numpes, int mype )
     117                 :            : // *****************************************************************************
     118                 :            : //  Read a part of the mesh (graph and coordinates) from ExodusII file
     119                 :            : //! \param[in,out] ginpoel Container to store element connectivity of this PE's
     120                 :            : //!   chunk of the mesh (global ids)
     121                 :            : //! \param[in,out] inpoel Container to store element connectivity with local
     122                 :            : //!   node IDs of this PE's mesh chunk
     123                 :            : //! \param[in,out] triinp Container to store triangle element connectivity
     124                 :            : //!   (if exists in file) with global node indices
     125                 :            : //! \param[in,out] lid Container to store global->local node IDs of elements of
     126                 :            : //!   this PE's mesh chunk
     127                 :            : //! \param[in,out] coord Container to store coordinates of mesh nodes of this
     128                 :            : //!   PE's mesh chunk
     129                 :            : //! \param[in,out] elemBlockId List of elements for each block-id.
     130                 :            : //! \param[in] numpes Total number of PEs (default n = 1, for a single-CPU read)
     131                 :            : //! \param[in] mype This PE (default m = 0, for a single-CPU read)
     132                 :            : // *****************************************************************************
     133                 :            : {
     134                 :            :   Assert( mype < numpes, "Invalid input: PE id must be lower than NumPEs" );
     135                 :            :   Assert( ginpoel.empty() && inpoel.empty() && lid.empty() &&
     136                 :            :           coord[0].empty() && coord[1].empty() && coord[2].empty(),
     137                 :            :           "Containers to store mesh must be empty" );
     138                 :            : 
     139                 :            :   // Read info on element blocks from ExodusII file
     140                 :        590 :   readElemBlockIDs();
     141                 :            :   // Get number of number of tetrahedron elements in file
     142                 :        590 :   auto nel = nelem( tk::ExoElemType::TET );
     143                 :            : 
     144                 :            :   // Compute extents of element IDs of this PE's mesh chunk to read
     145                 :        590 :   auto npes = static_cast< std::size_t >( numpes );
     146                 :        590 :   auto pe = static_cast< std::size_t >( mype );
     147                 :        590 :   auto chunk = nel / npes;
     148                 :        590 :   m_from = pe * chunk;
     149                 :        590 :   m_till = m_from + chunk;
     150         [ +  + ]:        590 :   if (pe == npes-1) m_till += nel % npes;
     151                 :            : 
     152                 :            :   // Read tetrahedron connectivity between from and till
     153         [ +  - ]:        590 :   readElements( {{m_from, m_till-1}}, tk::ExoElemType::TET, ginpoel );
     154                 :            :   elemBlockId = m_elemInBlockId;
     155                 :            : 
     156                 :            :   // Compute local data from global mesh connectivity
     157                 :            :   std::vector< std::size_t > gid;
     158         [ +  - ]:       1180 :   std::tie( inpoel, gid, lid ) = tk::global2local( ginpoel );
     159                 :            : 
     160                 :            :   // Read this PE's chunk of the mesh node coordinates from file
     161         [ +  - ]:       1180 :   coord = readCoords( gid );
     162                 :            : 
     163                 :            :   // Generate set of unique faces
     164                 :            :   tk::UnsMesh::FaceSet faces;
     165         [ +  + ]:     448035 :   for (std::size_t e=0; e<ginpoel.size()/4; ++e)
     166         [ +  + ]:    2237225 :     for (std::size_t f=0; f<4; ++f) {
     167                 :            :       const auto& tri = tk::expofa[f];
     168         [ +  - ]:    1789780 :       faces.insert( {{{ ginpoel[ e*4+tri[0] ],
     169                 :    1789780 :                         ginpoel[ e*4+tri[1] ],
     170         [ +  - ]:    1789780 :                         ginpoel[ e*4+tri[2] ] }}} );
     171                 :            :     }
     172                 :            : 
     173                 :            :   // Read triangle element connectivity (all triangle blocks in file)
     174         [ +  - ]:        590 :   auto ntri = nelem( tk::ExoElemType::TRI );
     175 [ +  + ][ +  - ]:        590 :   if ( ntri !=0 ) readElements( {{0,ntri-1}}, tk::ExoElemType::TRI, triinp );
     176                 :            : 
     177                 :            :   // Keep triangles shared in (partially-read) tetrahedron mesh
     178                 :            :   std::vector< std::size_t > triinp_own;
     179                 :            :   std::size_t ltrid = 0;        // local triangle id
     180         [ +  + ]:     467401 :   for (std::size_t e=0; e<triinp.size()/3; ++e) {
     181                 :     466811 :     auto i = faces.find( {{ triinp[e*3+0], triinp[e*3+1], triinp[e*3+2] }} );
     182         [ +  + ]:     466811 :     if (i != end(faces)) {
     183         [ +  - ]:     164592 :       m_tri[e] = ltrid++;       // generate global->local triangle ids
     184         [ +  - ]:     164592 :       triinp_own.push_back( triinp[e*3+0] );
     185         [ +  - ]:     164592 :       triinp_own.push_back( triinp[e*3+1] );
     186         [ +  - ]:     164592 :       triinp_own.push_back( triinp[e*3+2] );
     187                 :            :     }
     188                 :            :   }
     189                 :            :   triinp = std::move(triinp_own);
     190                 :        590 : }
     191                 :            : 
     192                 :            : std::array< std::vector< tk::real >, 3 >
     193                 :        590 : ExodusIIMeshReader::readCoords( const std::vector< std::size_t >& gid ) const
     194                 :            : // *****************************************************************************
     195                 :            : //  Read coordinates of a number of mesh nodes from ExodusII file
     196                 :            : //! \param[in] gid Global node IDs whose coordinates to read
     197                 :            : //! \return Vector of node coordinates read from file
     198                 :            : // *****************************************************************************
     199                 :            : {
     200                 :            :   // Read node coordinates from file with global node IDs given in gid
     201                 :        590 :   return readNodes( gid );
     202                 :            : }
     203                 :            : 
     204                 :            : std::size_t
     205                 :       1183 : ExodusIIMeshReader::readHeader()
     206                 :            : // *****************************************************************************
     207                 :            : //  Read ExodusII header without setting mesh size
     208                 :            : //! \return Number of nodes in mesh
     209                 :            : // *****************************************************************************
     210                 :            : {
     211                 :            :   char title[MAX_LINE_LENGTH+1];
     212                 :            :   int ndim, nelem, nnodeset, nelemset, nnode, neblk;
     213                 :            : 
     214 [ -  + ][ -  - ]:       1183 :   ErrChk(
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     215                 :            :     ex_get_init( m_inFile, title, &ndim, &nnode, &nelem, &neblk, &nnodeset,
     216                 :            :                  &nelemset ) == 0,
     217                 :            :     "Failed to read header from ExodusII file: " + m_filename );
     218                 :            : 
     219 [ -  + ][ -  - ]:       1183 :   ErrChk( nnode > 0,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
                 [ -  - ]
     220                 :            :           "Number of nodes read from ExodusII file must be larger than zero" );
     221 [ -  + ][ -  - ]:       1183 :   ErrChk( neblk > 0,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
                 [ -  - ]
     222                 :            :           "Number of element blocks read from ExodusII file must be larger "
     223                 :            :           "than zero" );
     224 [ -  + ][ -  - ]:       1183 :   ErrChk( ndim == 3, "Need a 3D mesh from ExodusII file " + m_filename );
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     225                 :            : 
     226                 :       1183 :   m_nelem = static_cast< std::size_t >( nelem );
     227                 :       1183 :   m_neblk = static_cast< std::size_t >( neblk );
     228                 :       1183 :   m_neset = static_cast< std::size_t >( nelemset );
     229                 :            : 
     230                 :       1183 :   return static_cast< std::size_t >( nnode );
     231                 :            : }
     232                 :            : 
     233                 :            : void
     234                 :         36 : ExodusIIMeshReader::readHeader( UnsMesh& mesh )
     235                 :            : // *****************************************************************************
     236                 :            : //  Read ExodusII header with setting mesh size
     237                 :            : //! \param[in] mesh Unstructured mesh object
     238                 :            : // *****************************************************************************
     239                 :            : {
     240                 :            :   // Read ExodusII file header and set mesh graph size
     241                 :         36 :   mesh.size() = m_nnode = static_cast< std::size_t >( readHeader() );
     242                 :         36 : }
     243                 :            : 
     244                 :            : void
     245                 :         36 : ExodusIIMeshReader::readAllNodes( UnsMesh& mesh ) const
     246                 :            : // *****************************************************************************
     247                 :            : //  Read all node coordinates from ExodusII file
     248                 :            : //! \param[in] mesh Unstructured mesh object
     249                 :            : // *****************************************************************************
     250                 :            : {
     251                 :         36 :   mesh.x().resize( m_nnode );
     252                 :         36 :   mesh.y().resize( m_nnode );
     253                 :         36 :   mesh.z().resize( m_nnode );
     254                 :            : 
     255 [ -  + ][ -  - ]:         36 :   ErrChk( ex_get_coord( m_inFile, mesh.x().data(), mesh.y().data(),
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     256                 :            :                         mesh.z().data() ) == 0,
     257                 :            :           "Failed to read coordinates from ExodusII file: " + m_filename );
     258                 :         36 : }
     259                 :            : 
     260                 :            : void
     261                 :     289175 : ExodusIIMeshReader::readNode( std::size_t fid,
     262                 :            :                               std::size_t mid,
     263                 :            :                               std::vector< tk::real >& x,
     264                 :            :                               std::vector< tk::real >& y,
     265                 :            :                               std::vector< tk::real >& z ) const
     266                 :            : // *****************************************************************************
     267                 :            : //  Read coordinates of a single mesh node from ExodusII file
     268                 :            : //! \param[in] fid Node id in file whose coordinates to read
     269                 :            : //! \param[in] mid Node id in memory to which to put new cordinates
     270                 :            : //! \param[in,out] x Vector of x coordinates to push to
     271                 :            : //! \param[in,out] y Vector of y coordinates to push to
     272                 :            : //! \param[in,out] z Vector of z coordinates to push to
     273                 :            : // *****************************************************************************
     274                 :            : {
     275                 :            :   Assert( x.size() == y.size() && x.size() == z.size(), "Size mismatch" );
     276                 :            :   Assert( mid < x.size() && mid < y.size() && mid < z.size(),
     277                 :            :           "Indexing out of bounds" );
     278                 :            : 
     279                 :     289175 :   readNode( fid, x[mid], y[mid], z[mid] );
     280                 :     289175 : }
     281                 :            : 
     282                 :            : void
     283                 :          0 : ExodusIIMeshReader::readNode( std::size_t id,
     284                 :            :                               std::array< tk::real, 3 >& coord ) const
     285                 :            : // *****************************************************************************
     286                 :            : //  Read coordinates of a single mesh node from ExodusII file
     287                 :            : //! \param[in] id Node id whose coordinates to read
     288                 :            : //! \param[in,out] coord Array of x, y, and z coordinates
     289                 :            : // *****************************************************************************
     290                 :            : {
     291                 :          0 :   readNode( id, coord[0], coord[1], coord[2] );
     292                 :          0 : }
     293                 :            : 
     294                 :            : void
     295                 :     289175 : ExodusIIMeshReader::readNode( std::size_t id,
     296                 :            :                               tk::real& x,
     297                 :            :                               tk::real& y,
     298                 :            :                               tk::real& z ) const
     299                 :            : // *****************************************************************************
     300                 :            : // Read coordinates of a single mesh node from file
     301                 :            : //! \param[in] id Node id whose coordinates to read
     302                 :            : //! \param[in,out] x X coordinate to write to
     303                 :            : //! \param[in,out] y Y coordinate to write to
     304                 :            : //! \param[in,out] z Z coordinate to write to
     305                 :            : // *****************************************************************************
     306                 :            : {
     307 [ -  + ][ -  - ]:     289175 :   ErrChk(
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
                 [ -  - ]
     308                 :            :     ex_get_partial_coord( m_inFile, static_cast<int64_t>(id)+1, 1,
     309                 :            :                           &x, &y, &z ) == 0,
     310                 :            :     "Failed to read coordinates of node " + std::to_string(id) +
     311                 :            :     " from ExodusII file: " + m_filename );
     312                 :     289175 : }
     313                 :            : 
     314                 :            : std::array< std::vector< tk::real >, 3 >
     315                 :        590 : ExodusIIMeshReader::readNodes( const std::vector< std::size_t >& gid ) const
     316                 :            : // *****************************************************************************
     317                 :            : //  Read coordinates of a number of mesh nodes from ExodusII file
     318                 :            : //! \param[in] gid Node IDs whose coordinates to read
     319                 :            : //! \return Mesh node coordinates
     320                 :            : // *****************************************************************************
     321                 :            : {
     322 [ +  - ][ +  - ]:        590 :   std::vector< tk::real > px( gid.size() ), py( gid.size() ), pz( gid.size() );
         [ -  - ][ -  - ]
     323                 :            : 
     324                 :            :   std::size_t i=0;
     325 [ +  + ][ +  - ]:     289765 :   for (auto g : gid) readNode( g, i++, px, py, pz );
     326                 :            : 
     327                 :        590 :   return {{ std::move(px), std::move(py), std::move(pz) }};
     328                 :            : }
     329                 :            : 
     330                 :            : std::size_t
     331                 :        865 : ExodusIIMeshReader::readElemBlockIDs()
     332                 :            : // *****************************************************************************
     333                 :            : //  Read element block IDs from ExodusII file
     334                 :            : //! \return Total number of nodes in mesh
     335                 :            : // *****************************************************************************
     336                 :            : {
     337                 :            :   // Read ExodusII file header
     338                 :        865 :   auto nnode = readHeader();
     339                 :            : 
     340                 :        865 :   std::vector< int > bid( m_neblk );
     341                 :            : 
     342                 :            :   // Read element block ids
     343 [ +  - ][ -  + ]:        865 :   ErrChk( ex_get_ids( m_inFile, EX_ELEM_BLOCK, bid.data()) == 0,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
                 [ -  - ]
     344                 :            :           "Failed to read element block ids from ExodusII file: " +
     345                 :            :           m_filename );
     346                 :            : 
     347         [ +  + ]:        865 :   m_elemblocks.clear();
     348                 :            :   m_nel.clear();
     349         [ +  - ]:        865 :   m_nel.resize( ExoNnpe.size() );
     350                 :            :   m_blockid_by_type.clear();
     351         [ +  - ]:        865 :   m_blockid_by_type.resize( ExoNnpe.size() );
     352                 :            : 
     353                 :            :   // Fill element block ID vector
     354         [ +  + ]:       2556 :   for (auto id : bid) {
     355                 :            :     char eltype[MAX_STR_LENGTH+1];
     356                 :            :     int n, nnpe, nattr;
     357                 :            : 
     358                 :            :     // Read element block information
     359 [ +  - ][ -  + ]:       1691 :     ErrChk( ex_get_block( m_inFile, EX_ELEM_BLOCK, id, eltype, &n, &nnpe,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
                 [ -  - ]
     360                 :            :                           &nattr, nullptr, nullptr ) == 0,
     361                 :            :       "Failed to read element block information from ExodusII file: " +
     362                 :            :       m_filename );
     363                 :            : 
     364                 :            :     // Store ExodusII element block ID
     365         [ +  - ]:       1691 :     m_blockid.push_back( id );
     366                 :            : 
     367                 :       1691 :     auto nel = static_cast< std::size_t >( n );
     368                 :            : 
     369                 :            :     // Store info on ExodusII element blocks
     370         [ +  + ]:       1691 :     if (nnpe == 4) {        // tetrahedra
     371                 :            : 
     372                 :        848 :       m_elemblocks.push_back( { ExoElemType::TET, nel } );
     373                 :            :       auto e = static_cast< std::size_t >( ExoElemType::TET );
     374         [ +  - ]:        848 :       m_blockid_by_type[ e ].push_back( id );
     375         [ +  - ]:        848 :       m_nel[ e ].push_back( nel );
     376                 :            :       Assert( m_blockid_by_type[e].size() == m_nel[e].size(), "Size mismatch" );
     377                 :            : 
     378         [ +  + ]:        843 :     } else if (nnpe == 3) { // triangles
     379                 :            : 
     380                 :          0 :       m_elemblocks.push_back( { ExoElemType::TRI, nel } );
     381                 :            :       auto e = static_cast< std::size_t >( ExoElemType::TRI );
     382         [ +  - ]:        820 :       m_blockid_by_type[ e ].push_back( id );
     383         [ +  - ]:        820 :       m_nel[ e ].push_back( nel );
     384                 :            :       Assert( m_blockid_by_type[e].size() == m_nel[e].size(), "Size mismatch" );
     385                 :            : 
     386                 :            :     }
     387                 :            :   }
     388                 :            : 
     389                 :        865 :   return nnode;
     390                 :            : }
     391                 :            : 
     392                 :            : void
     393                 :         36 : ExodusIIMeshReader::readAllElements( UnsMesh& mesh )
     394                 :            : // *****************************************************************************
     395                 :            : //  Read all element blocks and mesh connectivity from ExodusII file
     396                 :            : //! \param[inout] mesh Unstructured mesh object to store mesh in
     397                 :            : // *****************************************************************************
     398                 :            : {
     399                 :            :   // Read element block ids
     400                 :         36 :   readElemBlockIDs();
     401                 :            : 
     402         [ +  + ]:         86 :   for (auto id : m_blockid) {
     403                 :            :     char eltype[MAX_STR_LENGTH+1];
     404                 :            :     int nel, nnpe, nattr;
     405                 :            : 
     406                 :            :     // Read element block information
     407 [ +  - ][ -  + ]:         50 :     ErrChk( ex_get_block( m_inFile, EX_ELEM_BLOCK, id, eltype, &nel, &nnpe,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
                 [ -  - ]
     408                 :            :                           &nattr, nullptr, nullptr ) == 0,
     409                 :            :       "Failed to read element block information from ExodusII file: " +
     410                 :            :       m_filename );
     411                 :            : 
     412                 :            :     // Read element connectivity
     413                 :         50 :     auto connectsize = static_cast< std::size_t >( nel*nnpe );
     414         [ +  + ]:         50 :     if (nnpe == 4) {    // tetrahedra
     415                 :            : 
     416         [ +  - ]:         14 :       std::vector< int > inpoel( connectsize );
     417 [ +  - ][ -  + ]:         14 :       ErrChk( ex_get_conn( m_inFile, EX_ELEM_BLOCK, id, inpoel.data(),
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
                 [ -  - ]
     418                 :            :                            nullptr, nullptr ) == 0,
     419                 :            :         "Failed to read " + std::string(eltype) + " element connectivity from "
     420                 :            :         "ExodusII file: " + m_filename );
     421 [ +  + ][ +  - ]:     200778 :       for (auto n : inpoel)
     422 [ +  - ][ -  - ]:     200764 :         mesh.tetinpoel().push_back( static_cast< std::size_t >( n ) );
     423                 :            : 
     424         [ +  + ]:         36 :     } else if (nnpe == 3) {    // triangles
     425                 :            : 
     426         [ +  - ]:         33 :       std::vector< int > inpoel( connectsize );
     427 [ +  - ][ -  + ]:         33 :       ErrChk( ex_get_conn( m_inFile, EX_ELEM_BLOCK, id, inpoel.data(),
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
                 [ -  - ]
     428                 :            :                            nullptr, nullptr ) == 0,
     429                 :            :         "Failed to read " + std::string(eltype) + " element connectivity from "
     430                 :            :         "ExodusII file: " + m_filename );
     431 [ +  + ][ +  - ]:     191364 :       for (auto n : inpoel)
     432 [ +  - ][ -  - ]:     191331 :         mesh.triinpoel().push_back( static_cast< std::size_t >( n ) );
     433                 :            : 
     434                 :            :     }
     435                 :            :   }
     436                 :            : 
     437                 :            :   // Shift node IDs to start from zero
     438                 :         36 :   shiftToZero( mesh.triinpoel() );
     439                 :         36 :   shiftToZero( mesh.tetinpoel() );
     440                 :         36 : }
     441                 :            : 
     442                 :            : void
     443                 :       6790 : ExodusIIMeshReader::readElements( const std::array< std::size_t, 2 >& ext,
     444                 :            :                                   tk::ExoElemType elemtype,
     445                 :            :                                   std::vector< std::size_t >& conn )
     446                 :            : // *****************************************************************************
     447                 :            : //  Read element connectivity of a number of mesh cells from ExodusII file
     448                 :            : //! \param[in] ext Extents of element IDs whose connectivity to read:
     449                 :            : //!   [from...till), using zero-based element IDs, where 'from' >=0, inclusive
     450                 :            : //!   and 'till < 'maxelements', where 'maxelements' is the total number of
     451                 :            : //!   elements of all element blocks in the file of the requested cell type.
     452                 :            : //!   Note that 'maxelements' can be queried by nelem().
     453                 :            : //! \param[in] elemtype Element type
     454                 :            : //! \param[inout] conn Connectivity vector to push to
     455                 :            : //! \note Must be preceded by a call to readElemBlockIDs()
     456                 :            : //! \details This function takes the extents of element IDs in a zero-based
     457                 :            : //!   fashion. These input extents can be thought of "absolute" extents that
     458                 :            : //!   denote lowest and the largest-1 element IDs to be read from file.
     459                 :            : //!   The mesh block-wise element set is also updated.
     460                 :            : // *****************************************************************************
     461                 :            : {
     462                 :            :   Assert( tk::sumsize(m_blockid_by_type) > 0,
     463                 :            :           "A call to this function must be preceded by a call to "
     464                 :            :           "ExodusIIMeshReader::readElemBlockIDs()" );
     465                 :            :   Assert( ext[0] <= ext[1] &&
     466                 :            :           ext[0] < nelem(elemtype) &&
     467                 :            :           ext[1] < nelem(elemtype),
     468                 :            :           "Invalid element ID extents. Of the requested extents [from...till), "
     469                 :            :           "'from' must be lower than or equal to 'till', and they must be in "
     470                 :            :           "the range [0...maxelements), where 'maxelements' is the total "
     471                 :            :           "number of elements of all element blocks in the file of the "
     472                 :            :           "requested cell type. Requested element ID extents: ["
     473                 :            :           + std::to_string(ext[0]) + "..." + std::to_string(ext[1])
     474                 :            :           + "), 'maxelements' of cell type with "
     475                 :            :           + std::to_string( ExoNnpe[ static_cast<std::size_t>(elemtype) ] )
     476                 :            :           + " nodes per cell in file '" + m_filename + "': "
     477                 :            :           + std::to_string( nelem( elemtype ) ) );
     478                 :            : 
     479                 :       6790 :   auto e = static_cast< std::size_t >( elemtype );
     480                 :            :   // List of number of elements of all blocks of element type requested
     481                 :       6790 :   const auto& nel = m_nel[e];
     482                 :            :   // List of element block IDs for element type requested
     483                 :       6790 :   const auto& bid = m_blockid_by_type[e];
     484                 :            : 
     485                 :            :   // Compute lower and upper element block ids to read from based on extents
     486                 :            :   std::size_t lo_bid = 0, hi_bid = 0, offset = 0;
     487         [ +  + ]:      35022 :   for (std::size_t b=0; b<nel.size(); ++b) {
     488                 :            :     std::size_t lo = offset;                    // lo (min) elem ID in block
     489                 :      28232 :     std::size_t hi = offset + nel[b] - 1;       // hi (max) elem ID in block
     490 [ +  + ][ +  + ]:      28232 :     if (ext[0] >= lo && ext[0] <= hi) lo_bid = b;
     491 [ +  + ][ +  + ]:      28232 :     if (ext[1] >= lo && ext[1] <= hi) hi_bid = b;
     492                 :            :     offset += nel[b];
     493                 :            :   }
     494                 :            : 
     495                 :            :   Assert( lo_bid < nel.size() && lo_bid < bid.size(),
     496                 :            :           "Invalid start block ID" );
     497                 :            :   Assert( hi_bid < nel.size() && hi_bid < bid.size(),
     498                 :            :           "Invalid end block ID" );
     499                 :            : 
     500                 :            :   // Compute relative extents based on absolute ones for each block to read from
     501                 :            :   std::vector< std::array< std::size_t, 2 > > rext;
     502                 :            :   offset = 0;
     503         [ +  + ]:      13247 :   for (std::size_t b=0; b<lo_bid; ++b) offset += nel[b];
     504         [ +  + ]:      22113 :   for (std::size_t b=lo_bid; b<=hi_bid; ++b) {
     505                 :            :     std::size_t lo = offset;
     506         [ +  + ]:      15323 :     std::size_t hi = offset + nel[b] - 1;
     507                 :            :     std::size_t le = 1, he = nel[b];
     508 [ +  + ][ +  + ]:      15323 :     if (ext[0] >= lo && ext[0] <= hi) le = ext[0] - lo + 1;
     509 [ +  - ][ +  + ]:      15323 :     if (ext[1] >= lo && ext[1] <= hi) he = ext[1] - lo + 1;
     510                 :            :     Assert( le >= 1 && le <= nel[b] && he >= 1 && he <= nel[b],
     511                 :            :             "Relative index out of block" );
     512 [ +  - ][ -  - ]:      15323 :     rext.push_back( {{ le, he }} );
     513                 :      15323 :     offset += nel[b];
     514                 :            :   }
     515                 :            : 
     516                 :            :   Assert( std::accumulate(
     517                 :            :             std::next(rext.cbegin()), rext.cend(), rext[0][1]-rext[0][0]+1,
     518                 :            :             []( std::size_t n, const std::array< std::size_t, 2 >& r )
     519                 :            :             { return n + r[1] - r[0] + 1; }
     520                 :            :           ) == ext[1]-ext[0]+1,
     521                 :            :           "Total number of elements to read incorrect, requested extents: " +
     522                 :            :           std::to_string(ext[0]) + " ... " + std::to_string(ext[1]) );
     523                 :            : 
     524                 :            :   std::vector< int > inpoel;
     525                 :            : 
     526                 :            :   // Read element connectivity from file
     527                 :            :   std::size_t B = 0;
     528         [ +  + ]:      22113 :   for (auto b=lo_bid; b<=hi_bid; ++b, ++B) {
     529         [ +  - ]:      15323 :     const auto& r = rext[B];
     530 [ +  - ][ -  - ]:      15323 :     std::vector< int > c( (r[1]-r[0]+1) * ExoNnpe[e] );
     531 [ +  - ][ -  + ]:      15323 :     ErrChk( ex_get_partial_conn( m_inFile,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     532                 :            :                                  EX_ELEM_BLOCK,
     533                 :            :                                  bid[b],
     534                 :            :                                  static_cast< int64_t >( r[0] ),
     535                 :            :                                  static_cast< int64_t >( r[1]-r[0]+1 ),
     536                 :            :                                  c.data(),
     537                 :            :                                  nullptr,
     538                 :            :                                  nullptr ) == 0,
     539                 :            :             "Failed to read element connectivity of elements [" +
     540                 :            :             std::to_string(r[0]) + "..." + std::to_string(r[1]) +
     541                 :            :             "] from element block " + std::to_string(bid[b]) + " in ExodusII "
     542                 :            :             "file: " + m_filename );
     543                 :            : 
     544                 :            :     // Store tet-elements under their respective mesh block ids
     545         [ +  + ]:      15323 :     if (elemtype == ExoElemType::TET) {
     546         [ +  + ]:    2296024 :       for (std::size_t i=0; i<c.size()/ExoNnpe[e]; ++i) {
     547         [ +  - ]:    2281269 :         auto& tetblk = m_elemInBlockId[static_cast<std::size_t>(bid[b])];
     548 [ +  - ][ -  - ]:    2281269 :         tetblk.insert((inpoel.size()/ExoNnpe[e]) + i);
     549                 :            :       }
     550                 :            :     }
     551                 :            : 
     552         [ +  - ]:      15323 :     inpoel.reserve( inpoel.size() + c.size() );
     553                 :            :     std::move( begin(c), end(c), std::back_inserter(inpoel) );
     554                 :            :   }
     555                 :            : 
     556                 :            :   Assert( inpoel.size() == (ext[1]-ext[0]+1)*ExoNnpe[e],
     557                 :            :           "Failed to read element connectivity of elements [" +
     558                 :            :           std::to_string(ext[0]) + "..." + std::to_string(ext[1]) + ") from "
     559                 :            :           "ExodusII file: " + m_filename );
     560                 :            : 
     561                 :            :   // Put in element connectivity using zero-based node indexing
     562         [ +  + ]:   10581028 :   for (auto& i : inpoel) --i;
     563         [ +  - ]:       6790 :   conn.reserve( conn.size() + inpoel.size() );
     564                 :            :   std::move( begin(inpoel), end(inpoel), std::back_inserter(conn) );
     565                 :       6790 : }
     566                 :            : 
     567                 :            : void
     568                 :          8 : ExodusIIMeshReader::readFaces( std::vector< std::size_t >& conn )
     569                 :            : // *****************************************************************************
     570                 :            : //  Read face connectivity of a number of boundary faces from ExodusII file
     571                 :            : //! \param[inout] conn Connectivity vector to push to
     572                 :            : //! \details This function reads in the total number of boundary faces,
     573                 :            : //!   also called triangle-elements in the EXO2 file, and their connectivity.
     574                 :            : // *****************************************************************************
     575                 :            : {
     576                 :            :   // Return quietly if no triangle elements in file
     577         [ +  - ]:          8 :   if (nelem(tk::ExoElemType::TRI) == 0) return;
     578                 :            : 
     579                 :            :   // Read triangle boundary-face connectivity (all the triangle element block)
     580                 :          8 :   readElements( {{0,nelem(tk::ExoElemType::TRI)-1}}, tk::ExoElemType::TRI,
     581                 :            :                 conn );
     582                 :            : }
     583                 :            : 
     584                 :            : std::vector< std::size_t >
     585                 :          1 : ExodusIIMeshReader::readNodemap()
     586                 :            : // *****************************************************************************
     587                 :            : //  Read local to global node-ID map from ExodusII file
     588                 :            : //! \return node_map Vector mapping the local Exodus node-IDs to global node-IDs
     589                 :            : //! \details The node-map is required to get the "Exodus-global" node-IDs from
     590                 :            : //!   the "Exodus-internal" node-IDs, which are returned from the exodus APIs.
     591                 :            : //!   The node-IDs in the exodus file are referred to as the "Exodus-global"
     592                 :            : //!   node-IDs or "fileIDs" in Quinoa.
     593                 :            : // *****************************************************************************
     594                 :            : {
     595                 :            :   // Read triangle boundary-face connectivity
     596                 :          1 :   auto nnode = readElemBlockIDs();
     597                 :            : 
     598                 :            :   // Create array to store node-number map
     599                 :          1 :   std::vector< int > node_map( nnode );
     600                 :            : 
     601                 :            :   // Read in the node number map to map the above nodes to the global node-IDs
     602 [ +  - ][ -  + ]:          1 :   ErrChk( ex_get_id_map( m_inFile, EX_NODE_MAP, node_map.data() ) == 0,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     603                 :            :           "Failed to read node map length from ExodusII file: " );
     604                 :            : 
     605 [ +  - ][ -  - ]:          1 :   std::vector< std::size_t > node_map1( nnode );
     606                 :            : 
     607         [ +  + ]:         15 :   for (std::size_t i=0; i<nnode; ++i)
     608                 :            :   {
     609                 :         14 :           node_map1[i] = static_cast< std::size_t >(node_map[i]-1);
     610                 :            :   }
     611                 :            : 
     612                 :          1 :   return node_map1;
     613                 :            : }
     614                 :            : 
     615                 :            : std::map< int, std::vector< std::size_t > >
     616                 :         93 : ExodusIIMeshReader::readSidesetNodes()
     617                 :            : // *****************************************************************************
     618                 :            : //  Read node list of all side sets from ExodusII file
     619                 :            : //! \return Node lists mapped to side set ids
     620                 :            : // *****************************************************************************
     621                 :            : {
     622                 :            :   // Read ExodusII file header (fills m_neset)
     623                 :         93 :   readHeader();
     624                 :            : 
     625                 :            :   // Node lists mapped to side set ids
     626                 :            :   std::map< int, std::vector< std::size_t > > side;
     627                 :            : 
     628         [ +  + ]:         93 :   if (m_neset > 0) {
     629                 :            :     // Read all side set ids from file
     630         [ +  - ]:         81 :     std::vector< int > ids( m_neset );
     631 [ +  - ][ -  + ]:         81 :     ErrChk( ex_get_ids( m_inFile, EX_SIDE_SET, ids.data() ) == 0,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
                 [ -  - ]
     632                 :            :             "Failed to read side set ids from ExodusII file: " + m_filename );
     633                 :            :     // Read in node list for all side sets
     634         [ +  + ]:        518 :     for (auto i : ids) {
     635                 :            :       int nface, nnode;
     636                 :            :       // Read number of faces and number of distribution factors in side set i
     637 [ +  - ][ -  + ]:        437 :       ErrChk( ex_get_set_param( m_inFile, EX_SIDE_SET, i, &nface, &nnode ) == 0,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     638                 :            :               "Failed to read side set " + std::to_string(i) + " parameters "
     639                 :            :               "from ExodusII file: " + m_filename );
     640                 :            :       // Read number of nodes in side set i (overwrite nnode)
     641 [ +  - ][ -  + ]:        437 :       ErrChk( ex_get_side_set_node_list_len( m_inFile, i, &nnode ) == 0,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     642                 :            :               "Failed to read side set " + std::to_string(i) + " node list "
     643                 :            :               "length from ExodusII file: " + m_filename );
     644                 :            :       Assert(nnode > 0, "Number of nodes = 0 in side set" + std::to_string(i));
     645         [ +  - ]:        437 :       std::vector< int > df( static_cast< std::size_t >( nface ) );
     646 [ +  - ][ -  - ]:        437 :       std::vector< int > nodes( static_cast< std::size_t >( nnode ) );
     647                 :            :       // Read in node list for side set i
     648 [ +  - ][ -  + ]:        437 :       ErrChk( ex_get_side_set_node_list( m_inFile, i, df.data(), nodes.data() )
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     649                 :            :                 == 0, "Failed to read node list of side set " +
     650                 :            :                       std::to_string(i) + " from ExodusII file: " +
     651                 :            :                       m_filename );
     652                 :            :       // Make node list unique
     653         [ +  - ]:        437 :       tk::unique( nodes );
     654                 :            :       // Store 0-based node ID list as std::size_t vector instead of ints
     655         [ +  - ]:        437 :       auto& list = side[ i ];
     656 [ +  + ][ +  - ]:      53591 :       for (auto n : nodes) list.push_back( static_cast<std::size_t>(n-1) );
                 [ -  - ]
     657                 :            :     }
     658                 :            :   }
     659                 :            : 
     660                 :         93 :   return side;
     661                 :            : }
     662                 :            : 
     663                 :            : void
     664                 :        236 : ExodusIIMeshReader::readSidesetFaces(
     665                 :            :   std::map< int, std::vector< std::size_t > >& bface,
     666                 :            :   std::map< int, std::vector< std::size_t > >& faces )
     667                 :            : // *****************************************************************************
     668                 :            : //  Read side sets from ExodusII file
     669                 :            : //! \param[in,out] bface Elem ids of side sets to read into
     670                 :            : //! \param[in,out] faces Elem-relative face ids of tets of side sets
     671                 :            : // *****************************************************************************
     672                 :            : {
     673                 :            :   // Read element block ids
     674                 :        236 :   readElemBlockIDs();
     675                 :            : 
     676         [ +  + ]:        236 :   if (m_neset > 0) {
     677                 :            :     // Read side set ids from file
     678                 :        188 :     std::vector< int > ids( m_neset );
     679 [ +  - ][ -  + ]:        188 :     ErrChk( ex_get_ids( m_inFile, EX_SIDE_SET, ids.data() ) == 0,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
                 [ -  - ]
     680                 :            :             "Failed to read side set ids from ExodusII file: " + m_filename );
     681                 :            : 
     682                 :            :     // Read all side sets from file
     683         [ +  + ]:       1146 :     for (auto i : ids) {
     684                 :            :       int nface, nnode;
     685                 :            : 
     686                 :            :       // Read number of faces in side set
     687 [ +  - ][ -  + ]:        958 :       ErrChk( ex_get_set_param( m_inFile, EX_SIDE_SET, i, &nface, &nnode ) == 0,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     688                 :            :               "Failed to read side set " + std::to_string(i) + " parameters "
     689                 :            :               "from ExodusII file: " + m_filename );
     690                 :            : 
     691                 :            :       Assert(nface > 0, "Number of faces = 0 in side set" + std::to_string(i));
     692                 :            : 
     693         [ +  - ]:        958 :       std::vector< int > exoelem( static_cast< std::size_t >( nface ) );
     694 [ +  - ][ -  - ]:        958 :       std::vector< int > exoface( static_cast< std::size_t >( nface ) );
     695                 :            : 
     696                 :            :       // Read in file-internal element ids and relative face ids for side set
     697 [ +  - ][ -  + ]:        958 :       ErrChk( ex_get_set( m_inFile, EX_SIDE_SET, i, exoelem.data(),
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     698                 :            :                           exoface.data() ) == 0,
     699                 :            :               "Failed to read side set " + std::to_string(i) );
     700                 :            : 
     701                 :            :       // Store file-internal element ids of side set
     702         [ +  - ]:        958 :       auto& elem = bface[i];
     703         [ +  - ]:        958 :       elem.resize( exoelem.size() );
     704                 :            :       std::size_t j = 0;
     705         [ +  + ]:     197350 :       for (auto e : exoelem) elem[j++] = static_cast< std::size_t >( e-1 );
     706                 :            : 
     707                 :            :       // Store zero-based relative face ids of side set
     708         [ +  - ]:        958 :       auto& face = faces[i];
     709         [ +  - ]:        958 :       face.resize( exoface.size() );
     710                 :            :       j = 0;
     711         [ +  + ]:     197350 :       for (auto n : exoface) face[j++] = static_cast< std::size_t >( n-1 );
     712                 :            : 
     713                 :            :       Assert( std::all_of( begin(face), end(face),
     714                 :            :                            [](std::size_t f){ return f<4; } ),
     715                 :            :               "Relative face id of side set must be between 0 and 3" );
     716                 :            :       Assert( elem.size() == face.size(), "Size mismatch" );
     717                 :            :     }
     718                 :            :   }
     719                 :        236 : }
     720                 :            : 
     721                 :            : std::pair< tk::ExoElemType, std::size_t >
     722                 :     471714 : ExodusIIMeshReader::blkRelElemId( std::size_t id ) const
     723                 :            : // *****************************************************************************
     724                 :            : // Compute element-block-relative element id and element type
     725                 :            : //! \param[in] id (ExodusII) file-internal element id
     726                 :            : //! \return Element type the internal id points to and element id relative to
     727                 :            : //!   cell-type
     728                 :            : //! \details This function takes an internal element id, which in general can
     729                 :            : //!   point to any element block in the ExodusII file and thus we do not know
     730                 :            : //!   which element type a block contains. It then computes which cell type the
     731                 :            : //!   id points to and computes the relative index for the given cell type. This
     732                 :            : //!   is necessary because elements are read in from file by from potentially
     733                 :            : //!   multiple blocks by cell type.
     734                 :            : //! \note Must be preceded by a call to readElemBlockIDs()
     735                 :            : // *****************************************************************************
     736                 :            : {
     737                 :            :   auto TRI = tk::ExoElemType::TRI;
     738                 :            :   auto TET = tk::ExoElemType::TET;
     739                 :            : 
     740                 :            :   std::size_t e = 0;            // counts elements (independent of cell type)
     741                 :            :   std::size_t ntri = 0;         // counts triangle elements
     742                 :            :   std::size_t ntet = 0;         // counts tetrahedron elements
     743                 :            : 
     744         [ +  - ]:     507554 :   for (const auto& b : m_elemblocks) {  // walk all element blocks in order
     745                 :     507554 :     e += b.second;                      // increment file-internal element id
     746         [ +  + ]:     507554 :     if (e > id) {                       // found element block for internal id
     747         [ +  + ]:     471714 :       if (b.first == TRI) {             // if triangle block
     748                 :     387512 :         return { TRI, id-ntet };        // return cell type and triangle id
     749         [ +  - ]:      84202 :       } else if (b.first == TET) {      // if tetrahedron block
     750                 :      84202 :         return { TET, id-ntri };        // return cell type and tetrahedron id
     751                 :            :       }
     752                 :            :     }
     753                 :            :     // increment triangle and tetrahedron elements independently
     754         [ -  + ]:      35840 :     if (b.first == TRI)
     755                 :          0 :       ntri += b.second;
     756         [ +  - ]:      35840 :     else if (b.first == TET)
     757                 :      35840 :       ntet += b.second;
     758                 :            :   }
     759                 :            : 
     760 [ -  - ][ -  - ]:          0 :   Throw( " Exodus internal element id not found" );
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     761                 :            : }
     762                 :            : 
     763                 :            : std::vector< std::size_t >
     764                 :        574 : ExodusIIMeshReader::triinpoel(
     765                 :            :   std::map< int, std::vector< std::size_t > >& belem,
     766                 :            :   const std::map< int, std::vector< std::size_t > >& faces,
     767                 :            :   const std::vector< std::size_t >& ginpoel,
     768                 :            :   const std::vector< std::size_t >& triinp ) const
     769                 :            : // *****************************************************************************
     770                 :            : //  Generate triangle face connectivity for side sets
     771                 :            : //! \param[in,out] belem File-internal elem ids of side sets
     772                 :            : //! \param[in] faces Elem-relative face ids of side sets
     773                 :            : //! \param[in] ginpoel Tetrahedron element connectivity with global nodes
     774                 :            : //! \param[in] triinp Triangle element connectivity with global nodes
     775                 :            : //!   (if exists in file)
     776                 :            : //! \return Triangle face connectivity with global node IDs of side sets
     777                 :            : //! \details This function takes lists of file-internal element ids (in belem)
     778                 :            : //!   for side sets and does two things: (1) generates face connectivity (with
     779                 :            : //!   global node IDs) for side sets, and (2) converts the (ExodusII)
     780                 :            : //!   file-internal element IDs to face ids so that they can be used to index
     781                 :            : //!   into the face connectivity. The IDs in belem are modified and the face
     782                 :            : //!   connectivity (for boundary faces only) is returned.
     783                 :            : //! \note Must be preceded by a call to readElemBlockIDs()
     784                 :            : // *****************************************************************************
     785                 :            : {
     786                 :            :   Assert( !(m_from == 0 && m_till == 0),
     787                 :            :           "Lower and upper tetrahedron id bounds must not both be zero" );
     788                 :            : 
     789                 :            :   // This will contain one of our final results: face (triangle) connectivity
     790                 :            :   // for the side sets only. The difference between bnd_triinpoel and triinpoel
     791                 :            :   // is that triinpoel is a triangle element connectivity, independent of side
     792                 :            :   // sets, while bnd_triinpoel is a triangle connectivity only for side sets.
     793                 :            :   std::vector< std::size_t > bnd_triinpoel;
     794                 :            : 
     795                 :            :   // Storage for boundary face lists for each side set on this PE
     796                 :            :   std::map< int, std::vector< std::size_t > > belem_own;
     797                 :            : 
     798                 :            :   std::size_t f = 0;            // counts all faces
     799         [ +  + ]:       2586 :   for (auto& ss : belem) {      // for all side sets
     800                 :            : 
     801                 :            :     // insert side set id into new map
     802         [ +  - ]:       2012 :     auto& b = belem_own[ ss.first ];
     803                 :            :     // get element-relative face ids for side set
     804                 :            :     const auto& face = tk::cref_find( faces, ss.first );
     805                 :            :     std::size_t s = 0;          // counts side set faces
     806         [ +  + ]:     473726 :     for (auto& i : ss.second) { // for all faces on side set
     807                 :            : 
     808                 :            :       // compute element-block-relative element id and element type
     809         [ +  - ]:     471714 :       auto r = blkRelElemId( i );
     810                 :            : 
     811                 :            :       // extract boundary face connectivity based on element type
     812                 :            :       bool localface = false;
     813         [ +  + ]:     471714 :       if (r.first == tk::ExoElemType::TRI) {
     814                 :            : 
     815                 :            :         auto t = m_tri.find(r.second);
     816         [ +  + ]:     387512 :         if (t != end(m_tri)) {  // only if triangle id exists on this PE
     817                 :            :           Assert( t->second < triinp.size()/3,
     818                 :            :                   "Indexing out of triangle connectivity" );
     819                 :            :           // generate triangle (face) connectivity using global node ids
     820         [ +  - ]:     140654 :           bnd_triinpoel.push_back( triinp[ t->second*3 + 0 ] );
     821         [ +  - ]:     140654 :           bnd_triinpoel.push_back( triinp[ t->second*3 + 1 ] );
     822         [ +  - ]:     140654 :           bnd_triinpoel.push_back( triinp[ t->second*3 + 2 ] );
     823                 :            :           localface = true;
     824                 :            :         }
     825                 :            : 
     826         [ +  - ]:      84202 :       } else if (r.first == tk::ExoElemType::TET) {
     827                 :            : 
     828 [ +  + ][ +  + ]:      84202 :         if (r.second >= m_from && r.second < m_till) {  // if tet is on this PE
     829                 :      21654 :           auto t = r.second - m_from;
     830                 :            :           Assert( t < ginpoel.size()/4,
     831                 :            :                   "Indexing out of tetrahedron connectivity" );
     832                 :            :           // get ExodusII face-node numbering for side sets, see ExodusII
     833                 :            :           // manual figure on "Sideset side Numbering"
     834         [ +  - ]:      21654 :           const auto& tri = tk::expofa[ face[s] ];
     835                 :            :           // generate triangle (face) connectivity using global node ids, note
     836                 :            :           // the switched node order, 0,2,1, as lpofa is different from expofa
     837         [ +  - ]:      21654 :           bnd_triinpoel.push_back( ginpoel[ t*4 + tri[0] ] );
     838         [ +  - ]:      21654 :           bnd_triinpoel.push_back( ginpoel[ t*4 + tri[1] ] );
     839         [ +  - ]:      21654 :           bnd_triinpoel.push_back( ginpoel[ t*4 + tri[2] ] );
     840                 :            :           localface = true;
     841                 :            :         }
     842                 :            : 
     843                 :            :       }
     844                 :            : 
     845                 :     471714 :       ++s;
     846                 :            : 
     847                 :            :       // generate PE-local face id for side set (this is to be used to index
     848                 :            :       // into triinpoel)
     849         [ +  - ]:     162308 :       if (localface) b.push_back( f++ );
     850                 :            :     }
     851                 :            : 
     852                 :            :     // if no faces on this side set (on this PE), remove side set id
     853         [ +  + ]:       2012 :     if (b.empty()) belem_own.erase( ss.first );
     854                 :            :   }
     855                 :            : 
     856                 :            :   belem = std::move(belem_own);
     857                 :            : 
     858                 :        574 :   return bnd_triinpoel;
     859                 :            : }
     860                 :            : 
     861                 :            : void
     862                 :         36 : ExodusIIMeshReader::readNodeVarNames( std::vector< std::string >& nv ) const
     863                 :            : // *****************************************************************************
     864                 :            : //  Read the names of nodal output variables from ExodusII file
     865                 :            : //! \param[in,out] nv Nodal variable names
     866                 :            : // *****************************************************************************
     867                 :            : {
     868                 :            :   #if defined(__clang__)
     869                 :            :     #pragma clang diagnostic push
     870                 :            :     #pragma clang diagnostic ignored "-Wvla"
     871                 :            :     #pragma clang diagnostic ignored "-Wvla-extension"
     872                 :            :   #elif defined(STRICT_GNUC)
     873                 :            :     #pragma GCC diagnostic push
     874                 :            :     #pragma GCC diagnostic ignored "-Wvla"
     875                 :            :   #endif
     876                 :            : 
     877                 :         36 :   int numvars = 0;
     878                 :            : 
     879 [ -  + ][ -  - ]:         36 :   ErrChk(
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     880                 :            :     ex_get_variable_param( m_inFile, EX_NODE_BLOCK, &numvars ) == 0,
     881                 :            :     "Failed to read nodal output variable parameters from ExodusII file: " +
     882                 :            :     m_filename );
     883                 :            : 
     884         [ +  + ]:         36 :   if (numvars) {
     885                 :            : 
     886                 :         30 :     char* names[ static_cast< std::size_t >( numvars ) ];
     887         [ +  + ]:        210 :     for (int i=0; i<numvars; ++i)
     888                 :        180 :       names[i] = static_cast<char*>( calloc((MAX_STR_LENGTH+1), sizeof(char)) );
     889                 :            : 
     890 [ -  + ][ -  - ]:         30 :     ErrChk( ex_get_variable_names( m_inFile,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     891                 :            :                                    EX_NODAL,
     892                 :            :                                    numvars,
     893                 :            :                                    names ) == 0,
     894                 :            :             "Failed to read nodal variable names from ExodusII file: " +
     895                 :            :             m_filename );
     896                 :            : 
     897                 :         30 :     nv.resize( static_cast< std::size_t >( numvars ) );
     898                 :            :     std::size_t i = 0;
     899         [ +  + ]:        240 :     for (auto& n : nv) n = names[ i++ ];
     900                 :            : 
     901                 :            :   }
     902                 :            : 
     903                 :            :   #if defined(__clang__)
     904                 :            :     #pragma clang diagnostic pop
     905                 :            :   #elif defined(STRICT_GNUC)
     906                 :            :     #pragma GCC diagnostic pop
     907                 :            :   #endif
     908                 :         36 : }
     909                 :            : 
     910                 :            : void
     911                 :         36 : ExodusIIMeshReader::readElemVarNames( std::vector< std::string >& ev ) const
     912                 :            : // *****************************************************************************
     913                 :            : //  Read the names of elemental output variables from ExodusII file
     914                 :            : //! \param[in,out] ev Elemental variable names
     915                 :            : // *****************************************************************************
     916                 :            : {
     917                 :            :   #if defined(__clang__)
     918                 :            :     #pragma clang diagnostic push
     919                 :            :     #pragma clang diagnostic ignored "-Wvla"
     920                 :            :     #pragma clang diagnostic ignored "-Wvla-extension"
     921                 :            :   #elif defined(STRICT_GNUC)
     922                 :            :     #pragma GCC diagnostic push
     923                 :            :     #pragma GCC diagnostic ignored "-Wvla"
     924                 :            :   #endif
     925                 :            : 
     926                 :         36 :   int numvars = 0;
     927                 :            : 
     928 [ -  + ][ -  - ]:         36 :   ErrChk(
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     929                 :            :     ex_get_variable_param( m_inFile, EX_ELEM_BLOCK, &numvars ) == 0,
     930                 :            :     "Failed to read element output variable parameters from ExodusII file: " +
     931                 :            :     m_filename );
     932                 :            : 
     933         [ -  + ]:         36 :   if (numvars) {
     934                 :            : 
     935                 :          0 :     char* names[ static_cast< std::size_t >( numvars ) ];
     936         [ -  - ]:          0 :     for (int i=0; i<numvars; ++i)
     937                 :          0 :       names[i] = static_cast<char*>( calloc((MAX_STR_LENGTH+1), sizeof(char)) );
     938                 :            : 
     939 [ -  - ][ -  - ]:          0 :     ErrChk( ex_get_variable_names( m_inFile,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     940                 :            :                                    EX_ELEM_BLOCK,
     941                 :            :                                    numvars,
     942                 :            :                                    names ) == 0,
     943                 :            :             "Failed to read element variable names from ExodusII file: " +
     944                 :            :             m_filename );
     945                 :            : 
     946                 :          0 :     ev.resize( static_cast< std::size_t >( numvars ) );
     947                 :            :     std::size_t i = 0;
     948         [ -  - ]:          0 :     for (auto& n : ev) n = names[ i++ ];
     949                 :            : 
     950                 :            :   }
     951                 :            : 
     952                 :            :   #if defined(__clang__)
     953                 :            :     #pragma clang diagnostic pop
     954                 :            :   #elif defined(STRICT_GNUC)
     955                 :            :     #pragma GCC diagnostic pop
     956                 :            :   #endif
     957                 :         36 : }
     958                 :            : 
     959                 :            : void
     960                 :         36 : ExodusIIMeshReader::readTimeValues( std::vector< tk::real >& tv ) const
     961                 :            : // *****************************************************************************
     962                 :            : //  Read time values from ExodusII file
     963                 :            : //! \param[in] tv Vector of time values at which field data is saved
     964                 :            : // *****************************************************************************
     965                 :            : {
     966                 :            :   auto num_time_steps =
     967                 :         36 :     static_cast< std::size_t >( ex_inquire_int( m_inFile, EX_INQ_TIME ) );
     968                 :            : 
     969         [ +  + ]:         36 :   if (num_time_steps) {
     970                 :         30 :     tv.resize( num_time_steps, 0.0 );
     971 [ -  + ][ -  - ]:         30 :     ErrChk( ex_get_all_times( m_inFile, tv.data() ) == 0,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     972                 :            :              "Failed to read time values from ExodusII file: " + m_filename );
     973                 :            :   }
     974                 :         36 : }
     975                 :            : 
     976                 :            : void
     977                 :         36 : ExodusIIMeshReader::readNodeScalars(
     978                 :            :   std::size_t ntime,
     979                 :            :   std::size_t nvar,
     980                 :            :   std::vector< std::vector< std::vector< tk::real > > >& var ) const
     981                 :            : // *****************************************************************************
     982                 :            : //  Read node scalar fields from ExodusII file
     983                 :            : //! \param[in] ntime Number of time steps to read
     984                 :            : //! \param[in] nvar Number of variables to read
     985                 :            : //! \param[in] var Vector of nodal variables to read to: inner vector: nodes,
     986                 :            : //!   middle vector: (physics) variable, outer vector: time step
     987                 :            : // *****************************************************************************
     988                 :            : {
     989                 :         36 :   var.resize( ntime );
     990         [ +  + ]:        126 :   for (auto& v : var) {
     991                 :         90 :     v.resize( nvar );
     992         [ +  + ]:        630 :     for (auto& n : v) n.resize( m_nnode );
     993                 :            :   }
     994                 :            : 
     995         [ +  + ]:        126 :   for (std::size_t t=0; t<var.size(); ++t) {
     996         [ +  + ]:        630 :     for (std::size_t id=0; id<var[t].size(); ++id) {
     997 [ -  + ][ -  - ]:        540 :       ErrChk( ex_get_var( m_inFile,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
     998                 :            :                           static_cast< int >( t+1 ),
     999                 :            :                           EX_NODAL,
    1000                 :            :                           static_cast< int >( id+1 ),
    1001                 :            :                           1,
    1002                 :            :                           static_cast< int64_t >( var[t][id].size() ),
    1003                 :            :                           var[t][id].data() ) == 0,
    1004                 :            :               "Failed to read node scalar from ExodusII file: " + m_filename );
    1005                 :            :     }
    1006                 :            :   }
    1007                 :         36 : }
    1008                 :            : 
    1009                 :            : void
    1010                 :         36 : ExodusIIMeshReader::readElemScalars(
    1011                 :            :   std::size_t ntime,
    1012                 :            :   std::size_t nvar,
    1013                 :            :   std::vector< std::vector< std::vector< tk::real > > >& var ) const
    1014                 :            : // *****************************************************************************
    1015                 :            : //  Read element scalar fields from ExodusII file
    1016                 :            : //! \param[in] ntime Number of time steps to read
    1017                 :            : //! \param[in] nvar Number of variables to read
    1018                 :            : //! \param[in] var Vector of elemental variables to read to: inner vector:
    1019                 :            : //!   elements, middle vector: (physics) variable, outer vector: time step
    1020                 :            : // *****************************************************************************
    1021                 :            : {
    1022                 :         36 :   var.resize( ntime );
    1023         [ +  + ]:        126 :   for (auto& v : var) {
    1024                 :         90 :     v.resize( nvar );
    1025         [ -  + ]:         90 :     for (auto& n : v) n.resize( m_nelem );
    1026                 :            :   }
    1027                 :            : 
    1028         [ +  + ]:        126 :   for (std::size_t t=0; t<var.size(); ++t) {
    1029         [ -  + ]:         90 :     for (std::size_t id=0; id<var[t].size(); ++id) {
    1030 [ -  - ][ -  - ]:          0 :       ErrChk( ex_get_var( m_inFile,
         [ -  - ][ -  - ]
         [ -  - ][ -  - ]
    1031                 :            :                           static_cast< int >( t+1 ),
    1032                 :            :                           EX_ELEM_BLOCK,
    1033                 :            :                           static_cast< int >( id+1 ),
    1034                 :            :                           1,
    1035                 :            :                           static_cast< int64_t >( var[t][id].size() ),
    1036                 :            :                           var[t][id].data() ) == 0,
    1037                 :            :               "Failed to read element scalar from ExodusII file: " +
    1038                 :            :               m_filename );
    1039                 :            :     }
    1040                 :            :   }
    1041                 :         36 : }
    1042                 :            : 
    1043                 :            : std::size_t
    1044                 :       1199 : ExodusIIMeshReader::nelem( tk::ExoElemType elemtype ) const
    1045                 :            : // *****************************************************************************
    1046                 :            : //  Return number of elements in all mesh blocks for a given elem type in file
    1047                 :            : //! \param[in] elemtype Element type
    1048                 :            : //! \return Number of elements in all blocks for the elem type
    1049                 :            : //! \note Must be preceded by a call to readElemBlockIDs()
    1050                 :            : // *****************************************************************************
    1051                 :            : {
    1052                 :       1199 :   auto e = static_cast< std::size_t >( elemtype );
    1053                 :       1199 :   return std::accumulate( m_nel[e].cbegin(), m_nel[e].cend(), 0u );
    1054                 :            : }

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