git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@2018 331e1502-861f-0410-8da2-ba01fb791d7f

ParadisEO-GPU/src/problems/data/QAPData.h

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+/*
+ <QAPData.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Boufaras Karima, Thé Van Luong
+
+ This software is governed by the CeCILL license under French law and
+ abiding by the rules of distribution of free software.  You can  use,
+ modify and/ or redistribute the software under the terms of the CeCILL
+ license as circulated by CEA, CNRS and INRIA at the following URL
+ "http://www.cecill.info".
+
+ As a counterpart to the access to the source code and  rights to copy,
+ modify and redistribute granted by the license, users are provided only
+ with a limited warranty  and the software's author,  the holder of the
+ economic rights,  and the successive licensors  have only  limited liability.
+
+ In this respect, the user's attention is drawn to the risks associated
+ with loading,  using,  modifying and/or developing or reproducing the
+ software by the user in light of its specific status of free software,
+ that may mean  that it is complicated to manipulate,  and  that  also
+ therefore means  that it is reserved for developers  and  experienced
+ professionals having in-depth computer knowledge. Users are therefore
+ encouraged to load and test the software's suitability as regards their
+ requirements in conditions enabling the security of their systems and/or
+ data to be ensured and,  more generally, to use and operate it in the
+ same conditions as regards security.
+ The fact that you are presently reading this means that you have had
+ knowledge of the CeCILL license and that you accept its terms.
+
+ ParadisEO WebSite : http://paradiseo.gforge.inria.fr
+ Contact: paradiseo-help@lists.gforge.inria.fr
+ */
+
+#ifndef _QAPData_H_
+#define _QAPData_H_
+#include <moCudaSpecificData.h>
+
+template<class T>
+class QAPData: public moCudaSpecificData<T> {
+
+	using moCudaSpecificData<T>::sizeData;
+	using moCudaSpecificData<T>::cudaObject;
+
+public:
+
+	/**
+	 * Default Constructor
+	 */
+
+	QAPData() :
+		moCudaSpecificData<T> () {
+	}
+
+	/**
+	 * Constructor
+	 * @param _fileName the data file name
+	 */
+
+	QAPData(char* _fileName) {
+
+		(*this).load(_fileName);
+
+	}
+
+	/**
+	 * Constructor by copy
+	 * @param _qapData the specific data of QAP
+	 */
+
+	QAPData(const QAPData & _qapData) {
+
+		sizeData = _qapData.sizeData;
+		a_h = new int[sizeData * sizeData];
+		b_h = new int[sizeData * sizeData];
+		for (int i = 0; i < sizeData; i++)
+
+			for (int j = 0; j < sizeData; j++) {
+
+				a_h[i * sizeData + j] = _qapData.a_h[i * sizeData + j];
+				b_h[i * sizeData + j] = _qapData.b_h[i * sizeData + j];
+
+			}
+
+		cudaObject.memCopy(a_d, a_h, sizeData * sizeData);
+		cudaObject.memCopy(b_d, b_h, sizeData * sizeData);
+
+	}
+
+	/**
+	 * Assignement operator
+	 * @param _qapData the specific data of QAP
+	 * @return a QAP Data
+	 */
+
+	QAPData & operator=(const QAPData & _qapData) {
+
+		sizeData = _qapData.sizeData;
+		a_h = new int[sizeData * sizeData];
+		b_h = new int[sizeData * sizeData];
+
+		for (int i = 0; i < sizeData; i++)
+			for (int j = 0; j < sizeData; j++) {
+
+				a_h[i * sizeData + j] = _qapData.a_h[i * sizeData + j];
+				b_h[i * sizeData + j] = _qapData.b_h[i * sizeData + j];
+
+			}
+
+		cudaObject.memCopy(a_d, a_h, sizeData * sizeData);
+		cudaObject.memCopy(b_d, b_h, sizeData * sizeData);
+		return (*this);
+	}
+
+	/*
+	 * Destructor
+	 */
+
+	~QAPData() {
+
+		cudaObject.memFree(a_d);
+		cudaObject.memFree(b_d);
+		delete[] a_h;
+		delete[] b_h;
+	}
+
+	/*
+	 *Load QAP data from file name
+	 *@param _fileName the data file name to load
+	 */
+
+	void load(char* _fileName) {
+
+		FILE *f;
+
+		f = fopen(_fileName, "r");
+		if (f != NULL)
+			fscanf(f, "%d", &(*this).sizeData);
+		else
+			printf("Le Fichier est vide\n");
+
+		a_h = new T[sizeData * sizeData];
+		b_h = new T[sizeData * sizeData];
+
+		for (int i = 0; i < sizeData; i++)
+			for (int j = 0; j < sizeData; j++)
+				fscanf(f, "%d", &a_h[i * sizeData + j]);
+
+		for (int i = 0; i < sizeData; i++)
+			for (int j = 0; j < sizeData; j++)
+				fscanf(f, "%d", &b_h[i * sizeData + j]);
+
+		//Allocate and copy QAP data from CPU memory to GPU global memory
+		cudaObject.memCopy(a_d, a_h, sizeData * sizeData);
+		cudaObject.memCopy(b_d, b_h, sizeData * sizeData);
+
+	}
+
+	T* a_h;
+	T* b_h;
+	T* a_d;
+	T* b_d;
+
+};
+#endif