GraphColoring/GraphInputOutput.h

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/************************************************************************************
    Copyright (C) 2005-2008 Assefaw H. Gebremedhin, Arijit Tarafdar, Duc Nguyen,
    Alex Pothen

    This file is part of ColPack.

    ColPack is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published
    by the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    ColPack is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with ColPack.  If not, see <http://www.gnu.org/licenses/>.
************************************************************************************/

#ifndef GRAPHINPUTOUTPUT_H
#define GRAPHINPUTOUTPUT_H

using namespace std;

namespace ColPack
{
        class GraphInputOutput : public GraphCore
        {
        public: //DOCUMENTED


                int ReadAdjacencyGraph(string s_InputFile, string s_fileFormat="AUTO_DETECTED");


                int BuildGraphFromRowCompressedFormat(unsigned int ** uip2_HessianSparsityPattern, int i_RowCount);


                int ReadMatrixMarketAdjacencyGraph(string s_InputFile, bool b_getStructureOnly = false);

        private:

                //Private Function 1201
                int ParseWidth(string FortranFormat);

                //Private Function 1202
                void CalculateVertexDegrees();

        public:

                //Public Constructor 1251
                GraphInputOutput();

                //Public Destructor 1252
                ~GraphInputOutput();

                //Virtual Function 1253
                //??? What is the purpose of this function? TO BE IMPLEMENTED
                virtual void Initialize();

                //Virtual Function 1254
                virtual void Clear();

                //Public Function 1255
                string GetInputFile();

                /*
                //Public Function 1256
                int ReadMatrixMarketAdjacencyGraph(string s_InputFile);
                //*/

                //Public Function 1258
                int ReadHarwellBoeingAdjacencyGraph(string s_InputFile);

                //Public Function 1259
                int ReadMeTiSAdjacencyGraph(string s_InputFile);
                int ReadMeTiSAdjacencyGraph2(string s_InputFile);

                //Public Function 1260
                int PrintGraph();

                //Public Function 1261
                int PrintGraphStructure();

                //Public Function 1262
                int PrintMatrix();

                //Public Function 1263
                int PrintMatrix(vector<int> &, vector<int> &, vector<double> &);

                //Public Function 1264
                void PrintVertexDegrees();
        };
}
#endif