cl_Mesh_ExodusWriter.hpp

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/*
 * BELFEM -- The Berkeley Lab Finite Element Framework
 * Copyright (c) 2026, The Regents of the University of California,
 * through Lawrence Berkeley National Laboratory (subject to receipt of any required
 * approvals from the U.S. Dept. of Energy).  All rights reserved.
 *
 * Developers: Christian Messe, Gregory Giard
 *
 * See the top-level LICENSE file for the complete license and disclaimer.
 */
 
#ifndef BELFEM_CL_MESH_EXODUSWRITER_HPP
#define BELFEM_CL_MESH_EXODUSWRITER_HPP
 
#include "typedefs.hpp"
#include "cl_Cell.hpp"
#include "cl_Mesh.hpp"
#include "cl_Progressbar.hpp"
 
namespace belfem
{
    namespace mesh
    {
        class ExodusWriter
        {
#ifdef BELFEM_EXODUS
            // pointer to mesh
            Mesh * mMesh;
 
            // path to file
            string mPath;
 
            // handler to file
            int mHandle = -1;
 
            // error handle
            int mError = 0;
 
            int mCpuWordSize;
 
            int mIoWordSize;
 
            int64_t mNumDim = 0;
            int64_t mNumNodes = 0;
            int64_t mNumElements = 0;
 
            int64_t mNumBlocks = 0;
            int64_t mNumSideSets = 0;
            int64_t mNumNodeSets = 0;
 
            int mTimeStep = 1;
            double mTimeValue = 0.0;

            Cell< Block * > mBlocks ;
 
#endif
 
//------------------------------------------------------------------------------
        public:
//------------------------------------------------------------------------------
 
            ExodusWriter( Mesh * aMesh );
 
//------------------------------------------------------------------------------
 
            ~ExodusWriter() = default;
 
//------------------------------------------------------------------------------
 
            void
            save( const string & aPath );
 
//------------------------------------------------------------------------------
        private:
//------------------------------------------------------------------------------
 
            void
            check( const string & aRoutine );
 
//------------------------------------------------------------------------------
            void
            close_file();
 
//------------------------------------------------------------------------------
 
            void
            collect_blocks();
 
//------------------------------------------------------------------------------
 
            void
            populate_header();
 
//------------------------------------------------------------------------------
 
            void
            populate_node_coords();
 
//------------------------------------------------------------------------------
 
            void
            populate_element_ids();
 
//------------------------------------------------------------------------------
 
            void
            populate_blocks( Progressbar * aProgressbar );
 
//------------------------------------------------------------------------------
 
            string
            element_string_from_type( const ElementType & aType );
 
//------------------------------------------------------------------------------
 
            void
            populate_element_connectivity();
 
//------------------------------------------------------------------------------
 
            void
            populate_sidesets( Progressbar * aProgressbar );
 
//------------------------------------------------------------------------------
 
            void
            populate_time();
 
//------------------------------------------------------------------------------
 
            void
            populate_global_variables();
 
//------------------------------------------------------------------------------
 
            void
            populate_fields();
 
//------------------------------------------------------------------------------
 
            void
            populate_node_fields( Cell< mesh::Field * > & aFields );
 
//------------------------------------------------------------------------------
 
            void
            populate_element_fields( Cell< mesh::Field * > & aFields );
 
//------------------------------------------------------------------------------

            int
            fix_num_nodes( const ElementType & aType );
 
//------------------------------------------------------------------------------
        };
    }
}
#endif //BELFEM_CL_MESH_EXODUSWRITER_HPP