diff --git a/trunk/paradiseo-gpu/src/GPUType/moGPUBitVector.h b/trunk/paradiseo-gpu/src/GPUType/moGPUBitVector.h
new file mode 100644
index 000000000..be50bc019
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/GPUType/moGPUBitVector.h
@@ -0,0 +1,141 @@
+/*
+ <moGPUBitVector.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUBitVector_H_
+#define __moGPUBitVector_H_
+
+#include <GPUType/moGPUVector.h>
+#include <stdlib.h>
+
+/**
+ * Implementation of Bit vector representation on GPU.
+ */
+
+template<class Fitness>
+
+class moGPUBitVector: public moGPUVector<bool, Fitness> {
+
+public:
+
+	/**
+	 * Define bool vector corresponding to Solution
+	 **/
+	typedef bool ElemType;
+	using moGPUVector<bool, Fitness>::vect;
+	using moGPUVector<bool, Fitness>::N;
+
+	/**
+	 * Default constructor.
+	 */
+
+	moGPUBitVector() :
+		moGPUVector<bool, Fitness> () {
+
+	}
+
+	/**
+	 *Constructor.
+	 *@param _neighborhoodSize The neighborhood size.
+	 */
+
+	moGPUBitVector(unsigned _neighborhoodSize) :
+		moGPUVector<bool, Fitness> (_neighborhoodSize) {
+		create();
+	}
+
+	/**
+	 *Constructor.
+	 *@param _neighborhoodSize The neighborhood size.
+	 *@param _b Value to assign to vector.
+	 */
+
+	moGPUBitVector(unsigned _neighborhoodSize, bool _b) :
+		moGPUVector<bool, Fitness> (_neighborhoodSize) {
+
+		for (unsigned i = 0; i < _neighborhoodSize; i++)
+			vect[i] = _b;
+	}
+
+	/**
+	 *Initializer of random bit vector.
+	 */
+
+	void create() {
+
+		for (unsigned i = 0; i < N; i++) {
+
+			vect[i] = (int) (rng.rand() / RAND_MAX);
+
+		}
+	}
+
+	/**
+	 *Function inline to set the size of vector, called from host.
+	 *@param _size the vector size
+	 */
+
+	void setSize(unsigned _size) {
+
+		if (_size < N) {
+			moGPUBitVector<Fitness> tmp_vect(_size);
+			for (unsigned i = 0; i < tmp_vect.N; i++)
+				tmp_vect.vect[i] = vect[i];
+			(tmp_vect).invalidate();
+			(*this) = tmp_vect;
+		} else if (_size > N) {
+			moGPUBitVector<Fitness> tmp_vect(_size);
+			for (unsigned i = 0; i < N; i++)
+				tmp_vect.vect[i] = vect[i];
+			(tmp_vect).invalidate();
+			(*this) = tmp_vect;
+		}
+
+	}
+
+	/**
+	 * Write object. Called printOn since it prints the object _on_ a stream.
+	 * @param _os A std::ostream.
+	 */
+	void printOn(std::ostream& _os) const {
+		EO<Fitness>::printOn(_os);
+		_os << ' ';
+		_os << N << ' ';
+		for (unsigned int i = 0; i < N; i++)
+			_os << (*this)[i] << ' ';
+
+	}
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/GPUType/moGPUIntVector.h b/trunk/paradiseo-gpu/src/GPUType/moGPUIntVector.h
new file mode 100644
index 000000000..a6b2a88ae
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/GPUType/moGPUIntVector.h
@@ -0,0 +1,122 @@
+/*
+ <moGPUIntVector.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUIntVector_H_
+#define __moGPUIntVector_H_
+
+#include <GPUType/moGPUVector.h>
+#include <stdlib.h>
+
+/**
+ * Implementation of integer vector representation on GPU.
+ */
+
+template<class Fitness>
+
+class moGPUIntVector: public moGPUVector<int, Fitness> {
+
+public:
+
+	using moGPUVector<int, Fitness>::vect;
+	using moGPUVector<int, Fitness>::N;
+
+	/**
+	 * Default constructor.
+	 */
+
+	moGPUIntVector() :
+		moGPUVector<int, Fitness> () {
+
+	}
+
+	/**
+	 *Constructor.
+	 *@param _neighborhoodSize The neighborhood size.
+	 */
+
+	moGPUIntVector(unsigned _neighborhoodSize) :
+		moGPUVector<int, Fitness> (_neighborhoodSize) {
+		create();
+	}
+
+	/**
+	 *Initializer of random integer vector.
+	 */
+	virtual void create() {
+
+		for (unsigned i = 0; i < N; i++)
+			vect[i] = ((int) (rng.rand())) % N + 1;
+
+	}
+
+	/**
+	 *Function inline to set the size of vector, called from host.
+	 *@param _size the vector size
+	 */
+
+	virtual inline __host__ void setSize(unsigned _size) {
+
+		if(N==_size)
+			return;
+		moGPUIntVector<Fitness> tmp_vect(_size);
+		if(_size<N) {
+			for (unsigned i = 0; i < tmp_vect.N; i++)
+			tmp_vect.vect[i]= vect[i];
+		}
+		else if(_size>N) {
+			for (unsigned i = 0; i <N; i++)
+			tmp_vect.vect[i]= vect[i];
+		}
+		(tmp_vect).invalidate();
+		(*this)=tmp_vect;
+
+	}
+
+	/**
+	 * Write object. Called printOn since it prints the object _on_ a stream.
+	 * @param _os A std::ostream.
+	 */
+	void printOn(std::ostream& _os) const {
+		EO<Fitness>::printOn(_os);
+		_os << ' ';
+		_os << N << ' ';
+		unsigned int i;
+		for (i = 0; i < N; i++)
+			_os << vect[i] << ' ';
+
+	}
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/GPUType/moGPUPermutationVector.h b/trunk/paradiseo-gpu/src/GPUType/moGPUPermutationVector.h
new file mode 100644
index 000000000..bd3fcc4f3
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/GPUType/moGPUPermutationVector.h
@@ -0,0 +1,92 @@
+/*
+ <moGPUPermutationVector.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUPermutationVector_H_
+#define __moGPUPermutationVector_H_
+
+#include <GPUType/moGPUIntVector.h>
+
+/**
+ * Implementation of Permutation vector representation on GPU.
+ */
+
+template<class Fitness>
+
+class moGPUPermutationVector: public moGPUIntVector<Fitness> {
+
+public:
+
+	using moGPUIntVector<Fitness>::vect;
+	using moGPUIntVector<Fitness>::N;
+
+	/**
+	 * Default constructor.
+	 */
+
+	moGPUPermutationVector() :
+		moGPUIntVector<Fitness> () {
+
+	}
+
+	/**
+	 *Constructor.
+	 *@param _size The solution size.
+	 */
+
+	moGPUPermutationVector(unsigned _size) :
+		moGPUIntVector<Fitness> (_size) {
+		create();
+	}
+	/**
+	 *Initializer of random permuatation vector.
+	 */
+	void create() {
+
+		unsigned random;
+		int tmp;
+		for (unsigned i = 0; i < N; i++)
+			vect[i] = i;
+		// we want a random permutation so we shuffle
+		for (unsigned i = 0; i < N; i++) {
+			random = rng.rand() % (N - i) + i;
+			tmp = vect[i];
+			vect[i] = vect[random];
+			vect[random] = tmp;
+		}
+	}
+
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/GPUType/moGPURealVector.h b/trunk/paradiseo-gpu/src/GPUType/moGPURealVector.h
new file mode 100644
index 000000000..2a8b2bebe
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/GPUType/moGPURealVector.h
@@ -0,0 +1,123 @@
+/*
+ <moGPURealVector.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPURealVector_H_
+#define __moGPURealVector_H_
+
+#include <GPUType/moGPUVector.h>
+#include <stdlib.h>
+
+/**
+ * Implementation of real vector representation on GPU.
+ */
+
+template<class Fitness>
+
+class moGPURealVector: public moGPUVector<float, Fitness> {
+
+public:
+
+	using moGPUVector<float, Fitness>::vect;
+	using moGPUVector<float, Fitness>::N;
+
+	/**
+	 * Default constructor.
+	 */
+
+	moGPURealVector() :
+		moGPUVector<float, Fitness> () {
+
+	}
+
+	/**
+	 *Constructor.
+	 *@param _neighborhoodSize The neighborhood size.
+	 */
+
+	moGPURealVector(unsigned _neighborhoodSize) :
+		moGPUVector<float, Fitness> (_neighborhoodSize) {
+		create();
+	}
+
+
+	/**
+	 *Initializer of random real vector.
+	 */
+	void create() {
+		for (unsigned i = 0; i < N; i++)
+			vect[i] = (float) rng.rand() / RAND_MAX;
+	}
+
+	/**
+	 *Function inline to set the size of vector, called from host.
+	 *@param _size the vector size
+	 */
+
+	virtual inline __host__ void setSize(unsigned _size) {
+
+		if(_size<N) {
+					moGPURealVector<Fitness> tmp_vect(_size);
+					for (unsigned i = 0; i < tmp_vect.N; i++)
+					tmp_vect.vect[i]= vect[i];
+					(tmp_vect).invalidate();
+					(*this)=tmp_vect;
+				}
+				else if(_size>N) {
+					moGPURealVector<Fitness> tmp_vect(_size);
+					for (unsigned i = 0; i <N; i++)
+					tmp_vect.vect[i]= vect[i];
+					(tmp_vect).invalidate();
+					(*this)=tmp_vect;
+				}
+
+
+	}
+
+	/**
+	 * Write object. Called printOn since it prints the object _on_ a stream.
+	 * @param _os A std::ostream.
+	 */
+	void printOn(std::ostream& _os) const {
+		EO<Fitness>::printOn(_os);
+		_os << ' ';
+		_os << N << ' ';
+		unsigned int i;
+		for (i = 0; i < N; i++)
+		_os << vect[i] << ' ';
+
+	}
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/GPUType/moGPUVector.h b/trunk/paradiseo-gpu/src/GPUType/moGPUVector.h
new file mode 100644
index 000000000..d9b9afe83
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/GPUType/moGPUVector.h
@@ -0,0 +1,184 @@
+/*
+ <moGPUVector.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUVector_H_
+#define __moGPUVector_H_
+
+#include <eo>
+
+/**
+ * Implementation of a GPU solution representation.
+ */
+
+template<class ElemT, class Fitness>
+
+class moGPUVector: public EO<Fitness> {
+
+public:
+
+	/**
+	 * Define vector type corresponding to Solution
+	 */
+	typedef ElemT ElemType;
+
+	/**
+	 * Default constructor.
+	 */
+
+	moGPUVector() :
+		N(0) {
+	}
+
+	/**
+	 *Constructor.
+	 *@param _size The solution size.
+	 */
+
+	moGPUVector(unsigned _size) :
+		N(_size) {
+		vect = new ElemType[N];
+
+	}
+
+	/**
+	 *Copy Constructor
+	 *@param _vector The vector passed to the function to determine the new content.
+	 */
+
+	moGPUVector(const moGPUVector & _vector) {
+
+		N = _vector.N;
+		vect = new ElemType[N];
+		for (unsigned i = 0; i < N; i++)
+			vect[i] = _vector.vect[i];
+		if (!(_vector.invalid()))
+			fitness(_vector.fitness());
+		else
+			(*this).invalidate();
+	}
+
+	/**
+	 * Destructor.
+	 */
+
+	~moGPUVector() {
+		if (N >= 1)
+			delete[] vect;
+	}
+
+	/**
+	 *How to fill the solution vector.
+	 */
+
+	virtual void create() =0;
+
+	/**
+	 *Assignment operator
+	 *@param _vector The vector passed to the function to determine the new content.
+	 *@return a new vector.
+	 */
+
+	moGPUVector& operator=(const moGPUVector & _vector) {
+
+		if (!(N == _vector.N)) {
+			N = _vector.N;
+			vect = new ElemType[N];
+		}
+		for (unsigned i = 0; i < N; i++){
+			vect[i] = _vector[i];
+		}
+
+		if (!(_vector.invalid()))
+			fitness(_vector.fitness());
+		else
+			(*this).invalidate();
+		return (*this);
+
+	}
+
+	/**
+	 *An accessor read only on the i'th element of the vector (function inline can be called from host or device).
+	 *@param _i The i'th element of vector.
+	 *@return The i'th element of the vector for read only
+	 */
+
+	inline __host__ __device__ const ElemType & operator[](unsigned _i) const {
+
+		return vect[_i];
+	}
+
+	/**
+	 *An accessor read-write on the i'th element of the vector(function inline can be called from host or device).
+	 *@param _i The i'th element of the vector.
+	 *@return The i'th element of the vector for read-write
+	 */
+
+	inline __host__ __device__ ElemType & operator[](unsigned _i) {
+
+		return vect[_i];
+	}
+
+	/**
+	 *Function inline to get the size of vector, called from host and device.
+	 *@return The vector size's
+	 */
+
+	inline __host__ __device__ unsigned size() {
+
+		return N;
+
+	}
+
+	/**
+	 * method to set the size of vector
+	 *@param _size the vector size
+	 */
+
+	virtual void setSize(unsigned _size)=0;
+
+	/**
+	 * Write object. Called printOn since it prints the object _on_ a stream.
+	 * @param _os A std::ostream.
+	 */
+
+	virtual void printOn(std::ostream& _os) const=0;
+
+protected:
+
+	ElemType * vect;
+	unsigned N;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/eval/moGPUEval.h b/trunk/paradiseo-gpu/src/eval/moGPUEval.h
new file mode 100644
index 000000000..eca415860
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/eval/moGPUEval.h
@@ -0,0 +1,146 @@
+/*
+ <moGPUEval.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 moGPUEval_H
+#define moGPUEval_H
+#include <eval/moEval.h>
+
+/**
+ * Abstract class for evaluation on GPU
+ */
+
+template<class Neighbor>
+class moGPUEval: public moEval<Neighbor> {
+
+public:
+
+	/**
+	 * Define type of a solution corresponding to Neighbor
+	 **/
+	typedef typename Neighbor::EOT EOT;
+	/**
+	 * Define type of a fitness corresponding to Solution
+	 **/
+	typedef typename EOT::Fitness Fitness;
+	/**
+	 * Define type of a vector corresponding to Solution
+	 */
+	typedef typename EOT::ElemType T;
+
+	/**
+	 * Constructor
+	 * @param _neighborhoodSize the size of the neighborhood
+	 */
+
+	moGPUEval(unsigned int _neighborhoodSize) {
+
+		neighborhoodSize = _neighborhoodSize;
+		host_FitnessArray = new Fitness[neighborhoodSize];
+		cudaMalloc((void**) &device_FitnessArray, neighborhoodSize
+				* sizeof(Fitness));
+		mutex = false;
+#ifdef BLOCK_SIZE
+		NEW_kernel_Dim = neighborhoodSize / BLOCK_SIZE + ((neighborhoodSize
+						% BLOCK_SIZE == 0) ? 0 : 1);
+		NEW_BLOCK_SIZE = BLOCK_SIZE;
+#endif
+
+	}
+
+	/**
+	 * Destructor
+	 */
+
+	~moGPUEval() {
+
+		delete[] host_FitnessArray;
+		cudaFree(device_FitnessArray);
+		cudaFree(&device_solution);
+
+	}
+
+	/**
+	 * Set fitness of a solution neighbors
+	 *@param _sol the solution which generate the neighborhood
+	 *@param _neighbor the current neighbor
+	 */
+
+	void operator()(EOT & _sol, Neighbor & _neighbor) {
+
+		_neighbor.fitness(host_FitnessArray[_neighbor.index()]);
+
+	}
+
+	/**
+	 * Compute fitness for all solution neighbors in device
+	 * @param _sol the solution which generate the neighborhood
+	 * @param _cpySolution Launch kernel with local copy option of solution in each thread
+	 * @param _withCalibration an automatic configuration of kernel to launch( NB_THREAD BY BLOCK & NB_BLOCK BY KERNEL ),default (1)
+	 */
+
+	virtual void neighborhoodEval(EOT & _sol, bool _cpySolution,
+			bool _withCalibration) {
+	}
+
+	/**
+	 * Compute fitness for all solution neighbors in device
+	 * @param _sol the solution which generate the neighborhood
+	 * @param _mapping the associated neighborhood mapping
+	 * @param _cpySolution Launch kernel with local copy option of solution in each thread
+	 * @param _withCalibration an automatic configuration of kernel to launch( NB_THREAD BY BLOCK & NB_BLOCK BY KERNEL ), default (1)
+	 */
+
+	virtual void neighborhoodEval(EOT & _sol, unsigned int * _mapping,
+			bool _cpySolution, bool _withCalibration) {
+	}
+
+protected:
+
+	//the host array to save all neighbors fitness
+	Fitness * host_FitnessArray;
+	//the device array to save neighbors fitness computed in device
+	Fitness * device_FitnessArray;
+	//the device solution
+	EOT device_solution;
+	//the size of neighborhood
+	unsigned int neighborhoodSize;
+	//Assure mapping transfer from CPU memory to GPU global memory for once time
+	unsigned mutex;
+	//GPU kernel dimension
+	unsigned NEW_BLOCK_SIZE;
+	unsigned NEW_kernel_Dim;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/eval/moGPUEvalByCpy.h b/trunk/paradiseo-gpu/src/eval/moGPUEvalByCpy.h
new file mode 100644
index 000000000..b15e32f44
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/eval/moGPUEvalByCpy.h
@@ -0,0 +1,200 @@
+/*
+ <moGPUEvalByCpy.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUEvalByCpy_H
+#define __moGPUEvalByCpy_H
+
+#include <eval/moGPUEval.h>
+#include <eval/moGPUKernelEvalByCpy.h>
+#include <performance/moGPUTimer.h>
+
+/**
+ * class for the parallel evaluation of neighborhood
+ */
+
+template<class Neighbor, class Eval>
+class moGPUEvalByCpy: public moGPUEval<Neighbor> {
+
+public:
+
+	/**
+	 * Define type of a solution corresponding to Neighbor
+	 **/
+	typedef typename Neighbor::EOT EOT;
+	/**
+	 * Define vector type of vector corresponding to Solution
+	 **/
+	typedef typename EOT::ElemType T;
+	/**
+	 * Define type of a fitness corresponding to Solution
+	 **/
+	typedef typename EOT::Fitness Fitness;
+
+	using moGPUEval<Neighbor>::neighborhoodSize;
+	using moGPUEval<Neighbor>::host_FitnessArray;
+	using moGPUEval<Neighbor>::device_FitnessArray;
+	using moGPUEval<Neighbor>::device_solution;
+	using moGPUEval<Neighbor>::NEW_kernel_Dim;
+	using moGPUEval<Neighbor>::NEW_BLOCK_SIZE;
+	using moGPUEval<Neighbor>::mutex;
+
+	/**
+	 * Constructor
+	 * @param _neighborhoodSize the size of the neighborhood
+	 * @param _eval how to evaluate a neighbor
+	 */
+
+	moGPUEvalByCpy(unsigned int _neighborhoodSize, Eval & _eval) :
+		moGPUEval<Neighbor> (_neighborhoodSize), eval(_eval) {
+
+	}
+
+	/**
+	 * Compute fitness for all solution neighbors in device
+	 * @param _sol the solution that generate the neighborhood to evaluate parallely
+	 * @param _cpySolution Launch kernel with local copy option of solution in each thread
+	 * @param _withCalibration an automatic configuration of kernel to launch( NB_THREAD BY BLOCK & NB_BLOCK BY KERNEL ),default (1)
+	 */
+
+	void neighborhoodEval(EOT & _sol, bool _cpySolution, bool _withCalibration) {
+
+		if (_cpySolution) {
+			unsigned size=_sol.size();
+			if (!mutex) {
+				//Allocate the space for solution in the  global memory of device
+				cudaMalloc((void**) &device_solution.vect, size * sizeof(T));
+				if (_withCalibration)
+					calibration(_sol);
+				mutex = true;
+			}
+
+			// Get Current solution fitness
+			Fitness fitness = _sol.fitness();
+			//Copy the solution vector from the host to device
+			cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+					cudaMemcpyHostToDevice);
+
+			//Launch the Kernel to compute all neighbors fitness with local copy of solution
+			moGPUKernelEvalByCpy<T,Fitness,Eval><<<NEW_kernel_Dim,NEW_BLOCK_SIZE >>>(eval,device_solution.vect,device_FitnessArray,fitness,neighborhoodSize);
+
+			//Copy the result from device to host
+			cudaMemcpy(host_FitnessArray, device_FitnessArray, neighborhoodSize
+					* sizeof(Fitness), cudaMemcpyDeviceToHost);
+
+		} else
+			cout << "It's evaluation by copy set cpySolution to true" << endl;
+	}
+
+	/**
+	 * Compute the best combination of number of block by grid and number of thread  within block
+	 * @param _sol the solution that generate the neighborhood to evaluate parallely
+	 */
+
+	virtual void calibration(EOT & _sol) {
+
+		unsigned size = _sol.size();
+		Fitness fitness = _sol.fitness();
+		unsigned NB_THREAD[6] = { 16, 32, 64, 128, 256, 512 };
+		double mean_time[7] = { 0, 0, 0, 0, 0, 0 };
+		unsigned i = 0;
+		double best_time = RAND_MAX;
+		unsigned tmp_kernel_Dim;
+
+#ifndef BLOCK_SIZE
+
+		do {
+			tmp_kernel_Dim = neighborhoodSize / NB_THREAD[i]
+					+ ((neighborhoodSize % NB_THREAD[i] == 0) ? 0 : 1);
+			for (unsigned k = 0; k < 5; k++) {
+				cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+						cudaMemcpyHostToDevice);
+				moGPUTimer timer;
+				timer.start();
+				moGPUKernelEvalByCpy<T,Fitness,Eval><<<tmp_kernel_Dim,NB_THREAD[i] >>>(eval,device_solution.vect,device_FitnessArray,fitness,neighborhoodSize);
+				timer.stop();
+				mean_time[i] += (timer.getTime());
+			}
+			if (best_time >= (mean_time[i] / 5)) {
+				best_time = mean_time[i] / 5;
+				NEW_BLOCK_SIZE = NB_THREAD[i];
+				NEW_kernel_Dim = tmp_kernel_Dim;
+			}
+			i++;
+		} while (i < 6);
+
+#else
+
+		tmp_kernel_Dim =NEW_kernel_Dim;
+		for (unsigned k = 0; k < 5; k++) {
+			cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+					cudaMemcpyHostToDevice);
+			moGPUTimer timer;
+			timer.start();
+			moGPUKernelEvalByCpy<T,Fitness,Eval><<<tmp_kernel_Dim,BLOCK_SIZE >>>(eval,device_solution.vect,device_FitnessArray,fitness,neighborhoodSize);
+			timer.stop();
+			mean_time[6] += (timer.getTime());
+		}
+		if (best_time >= (mean_time[6] / 5))
+		best_time = mean_time[6] / 5;
+		do {
+			tmp_kernel_Dim = neighborhoodSize / NB_THREAD[i]
+			+ ((neighborhoodSize % NB_THREAD[i] == 0) ? 0 : 1);
+			for (unsigned k = 0; k < 5; k++) {
+				cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+						cudaMemcpyHostToDevice);
+				moGPUTimer timer;
+				timer.start();
+				moGPUKernelEvalByCpy<T,Fitness,Eval><<<tmp_kernel_Dim,NB_THREAD[i] >>>(eval,device_solution.vect,device_FitnessArray,fitness,neighborhoodSize);
+				timer.stop();
+				mean_time[i] += (timer.getTime());
+			}
+			if (best_time >= (mean_time[i] / 5)) {
+				best_time = mean_time[i] / 5;
+				NEW_BLOCK_SIZE = NB_THREAD[i];
+				NEW_kernel_Dim = tmp_kernel_Dim;
+			}
+			i++;
+		}while (i < 6);
+
+#endif
+
+	}
+
+protected:
+
+	Eval & eval;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/eval/moGPUEvalByModif.h b/trunk/paradiseo-gpu/src/eval/moGPUEvalByModif.h
new file mode 100644
index 000000000..935faa90a
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/eval/moGPUEvalByModif.h
@@ -0,0 +1,199 @@
+/*
+ <moGPUEvalByModif.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUEvalByModif_H
+#define __moGPUEvalByModif_H
+
+#include <eval/moGPUKernelEvalByModif.h>
+#include <eval/moGPUEval.h>
+#include <performance/moGPUTimer.h>
+
+/**
+ * class for the parallel evaluation of neighborhood
+ */
+
+template<class Neighbor, class Eval>
+class moGPUEvalByModif: public moGPUEval<Neighbor> {
+
+public:
+
+	/**
+	 * Define type of a solution corresponding to Neighbor
+	 **/
+	typedef typename Neighbor::EOT EOT;
+	/**
+	 * Define vector type of vector corresponding to Solution
+	 **/
+	typedef typename EOT::ElemType T;
+	/**
+	 * Define type of a fitness corresponding to Solution
+	 **/
+	typedef typename EOT::Fitness Fitness;
+
+	using moGPUEval<Neighbor>::neighborhoodSize;
+	using moGPUEval<Neighbor>::host_FitnessArray;
+	using moGPUEval<Neighbor>::device_FitnessArray;
+	using moGPUEval<Neighbor>::device_solution;
+	using moGPUEval<Neighbor>::NEW_kernel_Dim;
+	using moGPUEval<Neighbor>::NEW_BLOCK_SIZE;
+	using moGPUEval<Neighbor>::mutex;
+
+	/**
+	 * Constructor
+	 * @param _neighborhoodSize the size of the neighborhood
+	 * @param _eval the incremental evaluation
+	 */
+
+	moGPUEvalByModif(unsigned int _neighborhoodSize, Eval & _eval) :
+		moGPUEval<Neighbor> (_neighborhoodSize), eval(_eval) {
+
+	}
+
+	/**
+	 * Compute fitness for all solution neighbors in device
+	 * @param _sol the solution that generate the neighborhood to evaluate parallely
+	 * @param _cpySolution Launch kernel with local copy option of solution in each thread
+	 * @param _withCalibration an automatic configuration of kernel to launch( NB_THREAD BY BLOCK & NB_BLOCK BY KERNEL ),default (1)
+	 */
+
+	void neighborhoodEval(EOT & _sol, bool _cpySolution, bool _withCalibration) {
+		if (!_cpySolution) {
+			unsigned size = _sol.size();
+			if (!mutex) {
+				//Allocate the space for solution in the  global memory of device
+				cudaMalloc((void**) &device_solution.vect, size * sizeof(T));
+				if (_withCalibration)
+					calibration(_sol);
+				mutex = true;
+			}
+
+			// Get Current solution fitness
+			Fitness fitness = _sol.fitness();
+
+			//Copy the solution vector from the host to device
+			cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+					cudaMemcpyHostToDevice);
+
+			//Launch the Kernel to compute all neighbors fitness
+			moGPUKernelEvalByModif<T,Fitness,Eval><<<NEW_kernel_Dim,NEW_BLOCK_SIZE>>>(eval,device_solution.vect,device_FitnessArray,fitness,neighborhoodSize);
+
+			//Copy the result from device to host
+			cudaMemcpy(host_FitnessArray, device_FitnessArray, neighborhoodSize
+					* sizeof(Fitness), cudaMemcpyDeviceToHost);
+		} else
+			cout << "It's evaluation by Modif set cpySolution to false"
+					<< endl;
+	}
+
+	/**
+	 * Compute the best combination of number of block by grid and number of thread  within block
+	 * @param _sol the solution that generate the neighborhood to evaluate parallely
+	 */
+
+	virtual void calibration(EOT & _sol) {
+
+		unsigned size = _sol.size();
+		Fitness fitness = _sol.fitness();
+		unsigned NB_THREAD[6] = { 16, 32, 64, 128, 256, 512 };
+		double mean_time[7] = { 0, 0, 0, 0, 0, 0 };
+		unsigned i = 0;
+		double best_time = RAND_MAX;
+		unsigned tmp_kernel_Dim;
+#ifndef BLOCK_SIZE
+
+		do {
+			tmp_kernel_Dim = neighborhoodSize / NB_THREAD[i]
+					+ ((neighborhoodSize % NB_THREAD[i] == 0) ? 0 : 1);
+			for (unsigned k = 0; k < 5; k++) {
+				cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+						cudaMemcpyHostToDevice);
+				moGPUTimer timer;
+				timer.start();
+				moGPUKernelEvalByModif<T,Fitness,Eval><<<tmp_kernel_Dim,NB_THREAD[i]>>>(eval,device_solution.vect,device_FitnessArray,fitness,neighborhoodSize);
+				timer.stop();
+				mean_time[i] += (timer.getTime());
+			}
+			if (best_time >= (mean_time[i] / 5)) {
+				best_time = mean_time[i] / 5;
+				NEW_BLOCK_SIZE = NB_THREAD[i];
+				NEW_kernel_Dim = tmp_kernel_Dim;
+			}
+			i++;
+		} while (i < 6);
+
+#else
+
+		tmp_kernel_Dim =NEW_kernel_Dim;
+		for (unsigned k = 0; k < 5; k++) {
+			cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+					cudaMemcpyHostToDevice);
+			moGPUTimer timer;
+			timer.start();
+			moGPUKernelEvalByModif<T,Fitness,Eval><<<tmp_kernel_Dim,BLOCK_SIZE>>>(eval,device_solution.vect,device_FitnessArray,fitness,neighborhoodSize);
+			timer.stop();
+			mean_time[6] += (timer.getTime());
+		}
+		if (best_time >= (mean_time[6] / 5))
+		best_time = mean_time[6] / 5;
+		do {
+			tmp_kernel_Dim = neighborhoodSize / NB_THREAD[i]
+			+ ((neighborhoodSize % NB_THREAD[i] == 0) ? 0 : 1);
+			for (unsigned k = 0; k < 5; k++) {
+				cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+						cudaMemcpyHostToDevice);
+				moGPUTimer timer;
+				timer.start();
+				moGPUKernelEvalByModif<T,Fitness,Eval><<<tmp_kernel_Dim,NB_THREAD[i]>>>(eval,device_solution.vect,device_FitnessArray,fitness,neighborhoodSize);
+				timer.stop();
+				mean_time[i] += (timer.getTime());
+			}
+			if (best_time >= (mean_time[i] / 5)) {
+				best_time = mean_time[i] / 5;
+				NEW_BLOCK_SIZE = NB_THREAD[i];
+				NEW_kernel_Dim = tmp_kernel_Dim;
+			}
+			i++;
+		}while (i < 6);
+
+#endif
+
+	}
+
+protected:
+
+	Eval & eval;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/eval/moGPUEvalFunc.h b/trunk/paradiseo-gpu/src/eval/moGPUEvalFunc.h
new file mode 100644
index 000000000..25eb907fa
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/eval/moGPUEvalFunc.h
@@ -0,0 +1,84 @@
+/*
+ <moGPUEvalFunc.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUEvalFunc_H
+#define __moGPUEvalFunc_H
+
+/**
+ * Abstract class for GPU evaluation of neighbor
+ */
+
+template<class Neighbor>
+class moGPUEvalFunc {
+
+public:
+
+	/**
+	 * Define type of a solution corresponding to Neighbor
+	 */
+
+	typedef typename Neighbor::EOT EOT;
+	typedef typename EOT::ElemType T;
+	typedef typename EOT::Fitness Fitness;
+
+	/**
+	 * Constructor
+	 */
+
+	moGPUEvalFunc() {
+	}
+
+	/**
+	 * Destructor
+	 */
+
+	virtual ~moGPUEvalFunc() {
+	}
+
+	/**
+	 *Virtual functor to compute fitness of a solution neighbor
+	 *@param _solution the solution which generate the neighborhood
+	 *@param _fitness the current solution fitness
+	 *@param _index an array that contains a set of indexes corresponding to the current thread identifier neighbor
+	 * the last element of this array contains neighborhood size
+	 */
+
+virtual inline __host__ __device__ Fitness operator() (T * _solution,Fitness _fitness, unsigned int * _index) {
+
+	return _fitness;
+
+}
+
+};
+#endif
diff --git a/trunk/paradiseo-gpu/src/eval/moGPUKernelEvalByCpy.h b/trunk/paradiseo-gpu/src/eval/moGPUKernelEvalByCpy.h
new file mode 100644
index 000000000..858b132ac
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/eval/moGPUKernelEvalByCpy.h
@@ -0,0 +1,71 @@
+/*
+ <moGPUKernelEvalByCpy.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUKernelEvalByCpy_H
+#define __moGPUKernelEvalByCpy_H
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+/**
+ * The kernel function called from the host and executed in device to compute all neighbors fitness at one time
+ * without mapping, each thread id compute one fitness by copying localy the solution
+ * @param _eval how to evaluate each neighbor
+ * @param _solution the representation of solution( vector of int,float....)
+ * @param _allFitness the array of Fitness to save all neighbors fitness
+ * @param _fitness the current solution fitness
+ * @param _neighborhoodsize the size of the neighborhood
+ */
+
+template<class T, class Fitness, class Eval>
+
+__global__ void moGPUKernelEvalByCpy(Eval _eval, T * _solution, Fitness* _allFitness,
+		Fitness _fitness, unsigned _neighborhoodsize) {
+
+	// The thread identifier within a grid block's
+	int id = blockIdx.x * blockDim.x + threadIdx.x;
+	// array to save index to be changed
+	unsigned index[2];
+	T sol_tmp[SIZE];
+	// In this representation each id identify one and only one neighbor in neighborhood
+	if (id < _neighborhoodsize) {
+		for(unsigned i=0;i<SIZE;i++)
+		sol_tmp[i]=_solution[i];
+		//Change the id'th element of solution
+		index[0]=id;
+		index[1]=_neighborhoodsize;
+		//Compute fitness for id'th neighbor
+		_allFitness[id] = _eval(sol_tmp,_fitness,index);
+	}
+}
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/eval/moGPUKernelEvalByModif.h b/trunk/paradiseo-gpu/src/eval/moGPUKernelEvalByModif.h
new file mode 100644
index 000000000..8c8500126
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/eval/moGPUKernelEvalByModif.h
@@ -0,0 +1,68 @@
+/*
+ <moGPUKernelEvalByModif.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUKernelEvalByModif_H
+#define __moGPUKernelEvalByModif_H
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+/**
+ * The kernel function called from the host and executed in device to compute all neighbors fitness at one time
+ * without mapping, each thread id compute one fitness by modif of solution
+ * @param _eval how to evaluate each neighbor
+ * @param _solution the representation of solution( vector of int,float....)
+ * @param _allFitness the array of Fitness to save all neighbors fitness
+ * @param _fitness the current solution fitness
+ * @param _neighborhoodsize the size of the neighborhood
+ */
+
+template<class T, class Fitness, class Eval>
+
+__global__ void moGPUKernelEvalByModif(Eval _eval, T * _solution, Fitness* _allFitness,
+		Fitness _fitness, unsigned _neighborhoodsize) {
+
+	// The thread identifier within a grid block's
+	int id = blockIdx.x * blockDim.x + threadIdx.x;
+	// array to save index to be changed
+	unsigned index[2];
+	// In this representation each id identify one and only one neighbor in neighborhood
+	if (id < _neighborhoodsize) {
+		//Change the id'th element of solution
+		index[0]=id;
+		index[1]=_neighborhoodsize;
+		//Compute fitness for id'th neighbor
+		_allFitness[id] = _eval(_solution,_fitness,index);
+	}
+}
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/eval/moGPUMappingEvalByCpy.h b/trunk/paradiseo-gpu/src/eval/moGPUMappingEvalByCpy.h
new file mode 100644
index 000000000..46a883f25
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/eval/moGPUMappingEvalByCpy.h
@@ -0,0 +1,202 @@
+/*
+ <moGPUMappingEvalByCpy.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUMappingEvalByCpy_H
+#define __moGPUMappingEvalByCpy_H
+#include <eval/moGPUEval.h>
+#include <eval/moGPUMappingKernelEvalByCpy.h>
+#include <performance/moGPUTimer.h>
+
+/**
+ * class for the Mapping neighborhood evaluation
+ */
+
+template<class Neighbor, class Eval>
+class moGPUMappingEvalByCpy: public moGPUEval<Neighbor> {
+
+public:
+
+	/**
+	 * Define type of a solution corresponding to Neighbor
+	 */
+	typedef typename Neighbor::EOT EOT;
+	/**
+	 * Define type of a vector corresponding to Solution
+	 */
+	typedef typename EOT::ElemType T;
+	/**
+	 * Define type of a fitness corresponding to Solution
+	 */
+	typedef typename EOT::Fitness Fitness;
+
+	using moGPUEval<Neighbor>::neighborhoodSize;
+	using moGPUEval<Neighbor>::host_FitnessArray;
+	using moGPUEval<Neighbor>::device_FitnessArray;
+	using moGPUEval<Neighbor>::device_solution;
+	using moGPUEval<Neighbor>::NEW_BLOCK_SIZE;
+	using moGPUEval<Neighbor>::NEW_kernel_Dim;
+	using moGPUEval<Neighbor>::mutex;
+
+	/**
+	 * Constructor
+	 * @param _neighborhoodSize the size of the neighborhood
+	 * @param _eval how to evaluate a neighbor
+	 */
+
+	moGPUMappingEvalByCpy(unsigned int _neighborhoodSize, Eval & _eval) :
+		moGPUEval<Neighbor> (_neighborhoodSize), eval(_eval) {
+	}
+
+	/**
+	 * Destructor
+	 */
+	~moGPUMappingEvalByCpy() {
+	}
+
+	/**
+	 * Compute fitness for all solution neighbors in device with associated mapping
+	 * @param _sol the solution that generate the neighborhood to evaluate parallely
+	 * @param _mapping the array of mapping indexes that associate a neighbor identifier to X-position
+	 * @param _cpySolution Launch kernel with local copy option of solution in each thread if it's set to true
+	 * @param _withCalibration an automatic kernel configuration, fix nbr of thread by block and nbr of grid by kernel
+	 */
+
+	void neighborhoodEval(EOT & _sol, unsigned int * _mapping,
+			bool _cpySolution, bool _withCalibration) {
+		if (_cpySolution) {
+			unsigned size = _sol.size();
+			// Get Current solution fitness
+			Fitness fitness = _sol.fitness();
+			if (!mutex) {
+				//Allocate the space for solution in the device global memory
+				cudaMalloc((void**) &device_solution.vect, size * sizeof(T));
+				if (_withCalibration)
+					calibration(_sol, _mapping);
+				mutex = true;
+			}
+			//Copy the solution vector from the host to device
+			cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+					cudaMemcpyHostToDevice);
+			//Launch the Kernel to compute all neighbors fitness,using a given mapping
+			moGPUMappingKernelEvalByCpy<T,Fitness,Eval><<<NEW_kernel_Dim,NEW_BLOCK_SIZE >>>(eval,device_solution.vect,device_FitnessArray,fitness,_mapping,neighborhoodSize);
+			cudaMemcpy(host_FitnessArray, device_FitnessArray, neighborhoodSize
+					* sizeof(Fitness), cudaMemcpyDeviceToHost);
+
+		} else
+			cout << "It's evaluation by copy set cpySolution to true" << endl;
+	}
+
+	/**
+	 * Compute the best combination of number of block by grid and number of thread  within block
+	 * @param _sol the solution that generate the neighborhood to evaluate parallely
+	 * @param _mapping the array of mapping indexes that associate a neighbor identifier to X-position
+	 */
+
+	virtual void calibration(EOT & _sol, unsigned int * _mapping) {
+
+		unsigned size = _sol.size();
+		Fitness fitness = _sol.fitness();
+		unsigned NB_THREAD[6] = { 16, 32, 64, 128, 256, 512 };
+		double mean_time[7] = { 0, 0, 0, 0, 0, 0 };
+		unsigned i = 0;
+		double best_time = 0;
+		unsigned tmp_kernel_Dim;
+		best_time = RAND_MAX;
+#ifndef BLOCK_SIZE
+
+		do {
+			tmp_kernel_Dim = neighborhoodSize / NB_THREAD[i]
+					+ ((neighborhoodSize % NB_THREAD[i] == 0) ? 0 : 1);
+			for (unsigned k = 0; k < 5; k++) {
+				cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+						cudaMemcpyHostToDevice);
+				moGPUTimer timer;
+				timer.start();
+				moGPUMappingKernelEvalByCpy<T,Fitness,Eval><<<tmp_kernel_Dim,NB_THREAD[i]>>>(eval,device_solution.vect,device_FitnessArray,fitness,_mapping,neighborhoodSize);
+				timer.stop();
+				mean_time[i] += (timer.getTime());
+			}
+			if (best_time >= (mean_time[i] / 5)) {
+				best_time = mean_time[i] / 5;
+				NEW_BLOCK_SIZE = NB_THREAD[i];
+				NEW_kernel_Dim = tmp_kernel_Dim;
+			}
+			i++;
+		} while (i < 6);
+
+#else
+
+		tmp_kernel_Dim =NEW_kernel_Dim;
+		for (unsigned k = 0; k < 5; k++) {
+			cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+					cudaMemcpyHostToDevice);
+			moGPUTimer timer;
+			timer.start();
+			moGPUMappingKernelEvalByCpy<T,Fitness,Eval><<<tmp_kernel_Dim,BLOCK_SIZE>>>(eval,device_solution.vect,device_FitnessArray,fitness,_mapping,neighborhoodSize);
+			timer.stop();
+			mean_time[6] += (timer.getTime());
+		}
+		if (best_time >= (mean_time[6] / 5))
+		best_time = mean_time[6] / 5;
+		do {
+			tmp_kernel_Dim = neighborhoodSize / NB_THREAD[i]
+			+ ((neighborhoodSize % NB_THREAD[i] == 0) ? 0 : 1);
+			for (unsigned k = 0; k < 5; k++) {
+				cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+						cudaMemcpyHostToDevice);
+				moGPUTimer timer;
+				timer.start();
+				moGPUMappingKernelEvalByCpy<T,Fitness,Eval><<<tmp_kernel_Dim,NB_THREAD[i]>>>(eval,device_solution.vect,device_FitnessArray,fitness,_mapping,neighborhoodSize);
+				timer.stop();
+				mean_time[i] += (timer.getTime());
+			}
+			if (best_time >= (mean_time[i] / 5)) {
+				best_time = mean_time[i] / 5;
+				NEW_BLOCK_SIZE = NB_THREAD[i];
+				NEW_kernel_Dim = tmp_kernel_Dim;
+			}
+			i++;
+		}while (i < 6);
+
+#endif
+
+	}
+
+protected:
+
+	Eval & eval;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/eval/moGPUMappingEvalByModif.h b/trunk/paradiseo-gpu/src/eval/moGPUMappingEvalByModif.h
new file mode 100644
index 000000000..eba3a5fa4
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/eval/moGPUMappingEvalByModif.h
@@ -0,0 +1,200 @@
+/*
+ <moGPUMappingEvalByModif.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUMappingEvalByModif_H
+#define __moGPUMappingEvalByModif_H
+#include <eval/moGPUEval.h>
+#include <eval/moGPUMappingKernelEvalByModif.h>
+#include <performance/moGPUTimer.h>
+
+/**
+ * class for the Mapping neighborhood evaluation
+ */
+
+template<class Neighbor, class Eval>
+class moGPUMappingEvalByModif: public moGPUEval<Neighbor> {
+
+public:
+
+	/**
+	 * Define type of a solution corresponding to Neighbor
+	 */
+	typedef typename Neighbor::EOT EOT;
+	/**
+	 * Define type of a vector corresponding to Solution
+	 */
+	typedef typename EOT::ElemType T;
+	/**
+	 * Define type of a fitness corresponding to Solution
+	 */
+	typedef typename EOT::Fitness Fitness;
+
+	using moGPUEval<Neighbor>::neighborhoodSize;
+	using moGPUEval<Neighbor>::host_FitnessArray;
+	using moGPUEval<Neighbor>::device_FitnessArray;
+	using moGPUEval<Neighbor>::device_solution;
+	using moGPUEval<Neighbor>::NEW_BLOCK_SIZE;
+	using moGPUEval<Neighbor>::NEW_kernel_Dim;
+	using moGPUEval<Neighbor>::mutex;
+
+	/**
+	 * Constructor
+	 * @param _neighborhoodSize the size of the neighborhood
+	 * @param _eval the incremental evaluation
+	 */
+
+	moGPUMappingEvalByModif(unsigned int _neighborhoodSize, Eval & _eval) :
+		moGPUEval<Neighbor> (_neighborhoodSize), eval(_eval) {
+	}
+
+	/**
+	 * Destructor
+	 */
+	~moGPUMappingEvalByModif() {
+	}
+
+	/**
+	 * Compute fitness for all solution neighbors in device with associated mapping
+	 * @param _sol the solution that generate the neighborhood to evaluate parallely
+	 * @param _mapping the array of mapping indexes that associate a neighbor identifier to X-position
+	 * @param _cpySolution Launch kernel with local copy option of solution in each thread if it's set to true
+	 * @param _withCalibration an automatic kernel configuration, fix nbr of thread by block and nbr of grid by kernel
+	 */
+
+	void neighborhoodEval(EOT & _sol, unsigned int * _mapping,
+			bool _cpySolution, bool _withCalibration) {
+		if (!_cpySolution) {
+			unsigned size = _sol.size();
+			// Get Current solution fitness
+			Fitness fitness = _sol.fitness();
+			if (!mutex) {
+				//Allocate the space for solution in the device global memory
+				cudaMalloc((void**) &device_solution.vect, size * sizeof(T));
+				if (_withCalibration)
+					calibration(_sol, _mapping);
+				mutex = true;
+			}
+			//Copy the solution vector from the host to device
+			cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+					cudaMemcpyHostToDevice);
+			//Launch the Kernel to compute all neighbors fitness,using a given mapping
+			moGPUMappingKernelEvalByModif<T,Fitness,Eval><<<NEW_kernel_Dim,NEW_BLOCK_SIZE >>>(eval,device_solution.vect,device_FitnessArray,fitness,_mapping,neighborhoodSize);
+			cudaMemcpy(host_FitnessArray, device_FitnessArray, neighborhoodSize
+					* sizeof(Fitness), cudaMemcpyDeviceToHost);
+		} else
+			cout << "It's evaluation by Modif set cpySolution to false" << endl;
+	}
+
+	/**
+	 * Compute the best combination of number of block by grid and number of thread  within block
+	 * @param _sol the solution that generate the neighborhood to evaluate parallely
+	 * @param _mapping the array of mapping indexes that associate a neighbor identifier to X-position
+	 */
+
+
+	virtual void calibration(EOT & _sol, unsigned int * _mapping) {
+
+		unsigned size = _sol.size();
+		Fitness fitness = _sol.fitness();
+		unsigned NB_THREAD[6] = { 16, 32, 64, 128, 256, 512 };
+		double mean_time[7] = { 0, 0, 0, 0, 0, 0 };
+		unsigned i = 0;
+		double best_time = 0;
+		unsigned tmp_kernel_Dim;
+		best_time = RAND_MAX;
+#ifndef BLOCK_SIZE
+		do {
+			tmp_kernel_Dim = neighborhoodSize / NB_THREAD[i]
+					+ ((neighborhoodSize % NB_THREAD[i] == 0) ? 0 : 1);
+			for (unsigned k = 0; k < 5; k++) {
+				cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+						cudaMemcpyHostToDevice);
+				moGPUTimer timer;
+				timer.start();
+				moGPUMappingKernelEvalByModif<T,Fitness,Eval><<<tmp_kernel_Dim,NB_THREAD[i]>>>(eval,device_solution.vect,device_FitnessArray,fitness,_mapping,neighborhoodSize);
+				timer.stop();
+				mean_time[i] += (timer.getTime());
+			}
+			if (best_time >= (mean_time[i] / 5)) {
+				best_time = mean_time[i] / 5;
+				NEW_BLOCK_SIZE = NB_THREAD[i];
+				NEW_kernel_Dim = tmp_kernel_Dim;
+			}
+			i++;
+		} while (i < 6);
+#else
+
+		tmp_kernel_Dim =NEW_kernel_Dim;
+		for (unsigned k = 0; k < 5; k++) {
+			cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+					cudaMemcpyHostToDevice);
+			moGPUTimer timer;
+			timer.start();
+			moGPUMappingKernelEvalByModif<T,Fitness,Eval><<<tmp_kernel_Dim,NEW_BLOCK_SIZE >>>(eval,device_solution.vect,device_FitnessArray,fitness,_mapping,neighborhoodSize);
+			timer.stop();
+			mean_time[6] += (timer.getTime());
+		}
+		if (best_time >= (mean_time[6] / 5))
+		best_time = mean_time[6] / 5;
+		do {
+			tmp_kernel_Dim = neighborhoodSize / NB_THREAD[i]
+			+ ((neighborhoodSize % NB_THREAD[i] == 0) ? 0 : 1);
+			for (unsigned k = 0; k < 5; k++) {
+				cudaMemcpy(device_solution.vect, _sol.vect, size * sizeof(T),
+						cudaMemcpyHostToDevice);
+				moGPUTimer timer;
+				timer.start();
+				moGPUMappingKernelEvalByModif<T,Fitness,Eval><<<tmp_kernel_Dim,NB_THREAD[i] >>>(eval,device_solution.vect,device_FitnessArray,fitness,_mapping,neighborhoodSize);
+				timer.stop();
+				mean_time[i] += (timer.getTime());
+			}
+			if (best_time >= (mean_time[i] / 5)) {
+				best_time = mean_time[i] / 5;
+				NEW_BLOCK_SIZE = NB_THREAD[i];
+				NEW_kernel_Dim = tmp_kernel_Dim;
+			}
+			i++;
+		}while (i < 6);
+
+#endif
+
+	}
+
+protected:
+
+	Eval & eval;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/eval/moGPUMappingKernelEvalByCpy.h b/trunk/paradiseo-gpu/src/eval/moGPUMappingKernelEvalByCpy.h
new file mode 100644
index 000000000..7d204c337
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/eval/moGPUMappingKernelEvalByCpy.h
@@ -0,0 +1,76 @@
+/*
+ <moGPUMappingKernelEvalByCpy.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUMappingKernelEvalByCpy_H
+#define __moGPUMappingKernelEvalByCpy_H
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+/**
+ * The kernel function called from the host and executed in device to compute all neighbors fitness at one time
+ * without mapping, each thread id compute one fitness by modif of solution
+ * @param _eval how to evaluate each neighbor
+ * @param _solution the representation of solution( vector of int,float....)
+ * @param _allFitness the array of Fitness to save all neighbors fitness
+ * @param _fitness the current solution fitness
+ * @param _mapping associate to each threadID a set of correspondent indexes
+ * @param _neighborhoodsize the size of the neighborhood
+ */
+
+template<class T, class Fitness, class Eval>
+
+__global__ void moGPUMappingKernelEvalByCpy(Eval _eval, T * _solution, Fitness* _allFitness,
+		Fitness _fitness,unsigned * _mapping,unsigned _neighborhoodsize) {
+
+	// The thread identifier within a grid block's
+	int id = blockIdx.x * blockDim.x + threadIdx.x;
+	//counter of number of x-change
+	unsigned i;
+	// array to save set a set of indexes corresponding to the current thread identifier
+	unsigned index[NB_POS+2];
+	T sol_tmp[SIZE];
+	// In this representation each id identify one and only one neighbor in neighborhood
+	if (id < _neighborhoodsize) {
+		for(i=0;i<SIZE;i++)
+		sol_tmp[i]=_solution[i];
+		for(i=0;i<NB_POS;i++)
+			index[i]=_mapping[id + i * _neighborhoodsize];
+		index[NB_POS]=_neighborhoodsize;
+		index[NB_POS+1]=id;
+		//Evaluate by Modif Id'th neighbor with index mapping
+		_allFitness[id]=_eval(sol_tmp,_fitness, index);
+
+	}
+}
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/eval/moGPUMappingKernelEvalByModif.h b/trunk/paradiseo-gpu/src/eval/moGPUMappingKernelEvalByModif.h
new file mode 100644
index 000000000..e07b60858
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/eval/moGPUMappingKernelEvalByModif.h
@@ -0,0 +1,73 @@
+/*
+ <moGPUMappingKernelEvalByModif.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUMappingKernelEvalByModif_H
+#define __moGPUMappingKernelEvalByModif_H
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+/**
+ * The kernel function called from the host and executed in device to compute all neighbors fitness at one time
+ * without mapping, each thread id compute one fitness by modif of solution
+ * @param _eval how to evaluate each neighbor
+ * @param _solution the representation of solution( vector of int,float....)
+ * @param _allFitness the array of Fitness to save all neighbors fitness
+ * @param _fitness the current solution fitness
+ * @param _mapping associate to each threadID a set of correspondent indexes
+ * @param _neighborhoodsize the size of the neighborhood
+ */
+
+template<class T, class Fitness, class Eval>
+
+__global__ void moGPUMappingKernelEvalByModif(Eval _eval, T * _solution, Fitness* _allFitness,
+		Fitness _fitness,unsigned int * _mapping,unsigned _neighborhoodsize) {
+
+	// The thread identifier within a grid block's
+	int id = blockIdx.x * blockDim.x + threadIdx.x;
+	//counter of number of x-change
+	unsigned i;
+	// array to save set a set of indexes corresponding to the current thread identifier
+	unsigned index[NB_POS+2];
+	// In this representation each id identify one and only one neighbor in neighborhood
+	if (id < _neighborhoodsize) {
+		for(i=0;i<NB_POS;i++)
+			index[i]=_mapping[id + i * _neighborhoodsize];
+		index[NB_POS]=_neighborhoodsize;
+		index[NB_POS+1]=id;
+		//Evaluate by Modif Id'th neighbor with index mapping
+		_allFitness[id]=_eval(_solution,_fitness, index);
+
+	}
+}
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/memory/moGPUAllocator.h b/trunk/paradiseo-gpu/src/memory/moGPUAllocator.h
new file mode 100644
index 000000000..015605775
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/memory/moGPUAllocator.h
@@ -0,0 +1,75 @@
+/*
+ <moGPUAllocator.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 __moGPUAllocator_H_
+#define __moGPUAllocator_H_
+
+/**
+ *  class for allocation data on GPU global memory
+ */
+
+class moGPUAllocator {
+
+public:
+
+	/**
+	 * Constructor
+	 */
+
+	moGPUAllocator() {
+	}
+
+	/**
+	 *Allocate data on GPU global memory
+	 *@param _data the data to allocate on GPU global memory
+	 *@param _dataSize the size of data to allocate on GPU memory
+	 */
+	template<typename T>
+	void operator()(T* & _data, unsigned _dataSize) {
+
+		//Allocate data in GPU memory
+		cudaMalloc((void**) &_data, _dataSize * sizeof(T));
+
+	}
+
+	/**
+	 * Destructor
+	 */
+
+	~moGPUAllocator() {
+	}
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/memory/moGPUCopy.h b/trunk/paradiseo-gpu/src/memory/moGPUCopy.h
new file mode 100644
index 000000000..2d7c4b284
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/memory/moGPUCopy.h
@@ -0,0 +1,112 @@
+/*
+ <moGPUCopy.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 __moGPUCopy_H_
+#define __moGPUCopy_H_
+
+/**
+ *  class to copy data  from CPU memory to  GPU global memory and vice versa
+ */
+
+class moGPUCopy {
+
+public:
+
+	/**
+	 * Constructor
+	 */
+
+	moGPUCopy() {
+	}
+
+	/**
+	 *Copy data from CPU memory to GPU global memory (default copy)
+	 *@param _data the data representation where the data will be copied
+	 *@param _dataTocpy the data to copy from CPU memory to GPU memory
+	 *@param _dataSize the size of data to copy
+	 */
+	template<typename T>
+	void operator()(T* & _data, T * & _dataTocpy, unsigned _dataSize) {
+
+		//copy data from CPU memory to GPU memory
+		cudaMemcpy(_data, _dataTocpy, _dataSize * sizeof(T),
+				cudaMemcpyHostToDevice);
+
+	}
+
+	/**
+	 *Copy device data from GPU global memory to global variable declared in device
+	 *@param _dev_data the device global variable
+	 *@param _dataTocpy the data to copy GPU global memory to GPU global variable
+	 */
+	template<typename T>
+	void operator()(T* & _dev_data, T * & _dataTocpy) {
+
+		//Copy n bytes from the memory area pointed to by _dataTocpy to the memory area pointed to by offset bytes from the start of symbol _dev_data
+
+		cudaMemcpyToSymbol(_dev_data, &_dataTocpy, sizeof(_dataTocpy));
+
+	}
+
+	/**
+	 *Copy data from CPU memory to GPU global memory and vice versa
+	 *@param _data the data representation where the data will be copied
+	 *@param _dataTocpy the data to copy from CPU memory to GPU memory and vice versa
+	 *@param _dataSize the size of data to copy
+	 *@param _HostToDevice the direction of copy(true if copy will be done from CPU memory to GPU memory)
+	 */
+	template<typename T>
+	void operator()(T* & _data, T * & _dataTocpy, unsigned _dataSize,
+			bool _HostToDevice) {
+
+		if (_HostToDevice) {
+
+			//copy data from CPU memory to GPU global memory
+			cudaMemcpy(_data, _dataTocpy, _dataSize * sizeof(T),
+					cudaMemcpyHostToDevice);
+		}
+
+		else {
+			//copy data from GPU global memory to GPU memory
+			cudaMemcpy(_data, _dataTocpy, _dataSize * sizeof(T),
+					cudaMemcpyDeviceToHost);
+		}
+
+	}
+
+	~moGPUCopy() {
+	}
+
+};
+#endif
diff --git a/trunk/paradiseo-gpu/src/memory/moGPUDeallocator.h b/trunk/paradiseo-gpu/src/memory/moGPUDeallocator.h
new file mode 100644
index 000000000..18ef65d9c
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/memory/moGPUDeallocator.h
@@ -0,0 +1,74 @@
+/*
+ <moGPUDeallocator.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 __moGPUDeallocator_H_
+#define __moGPUDeallocator_H_
+
+/**
+ *  class for Disallocation of data from GPU global memory
+ */
+
+class moGPUDeallocator {
+
+public:
+
+	/**
+	 * Constructor
+	 */
+
+	moGPUDeallocator() {
+	}
+
+	/**
+	 *Deallocate data on GPU global memory
+	 *@param _data the data to deallocate from GPU global memory
+	 */
+	template<typename T>
+	void operator()(T* & _data) {
+
+		//Deallocate data from GPU global memory
+		cudaFree(_data);
+
+	}
+
+	/**
+	 * Destructor
+	 */
+
+	~moGPUDeallocator() {
+	}
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/memory/moGPUObject.h b/trunk/paradiseo-gpu/src/memory/moGPUObject.h
new file mode 100644
index 000000000..74f2ccb7f
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/memory/moGPUObject.h
@@ -0,0 +1,96 @@
+/*
+ <moGPUObject.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 __moGPUObject_H_
+#define __moGPUObject_H_
+
+#include <memory/moGPUAllocator.h>
+#include <memory/moGPUDeallocator.h>
+#include <memory/moGPUCopy.h>
+
+/**
+ *  class of data managment on GPU global memory (allocation,desallocation & copy)
+ */
+
+class moGPUObject {
+
+public:
+
+	/*
+	 * Constructor
+	 */
+	moGPUObject() {
+
+	}
+
+	/**
+	 *Allocate & Copy data from CPU memory to GPU global memory (default copy)
+	 *@param _data the data to allocate on GPU
+	 *@param _dataTocpy the data to copy from CPU memory to _data on GPU memory
+	 *@param _dataSize the size of data to copy
+	 */
+	template<typename T>
+	void memCopy(T* & _data, T * & _dataTocpy, unsigned _dataSize) {
+		malloc(_data, _dataSize);
+		copy(_data, _dataTocpy, _dataSize);
+	}
+
+	/**
+	 *Copy device data from GPU global memory to global variable declared in device
+	 *@param _dev_data the device global variable
+	 *@param _dataTocpy the data to copy GPU global memory to GPU global variable
+	 */
+	template<typename T>
+	void memCopyGlobalVariable(T* & _dev_data, T * & _dataTocpy) {
+		copy(_dev_data, _dataTocpy);
+	}
+
+	/**
+	 *Desallocate data on GPU global memory
+	 *@param _data the data to desallocate from GPU global memory
+	 */
+	template<typename T>
+	void memFree(T* & _data) {
+		free(_data);
+	}
+
+public:
+
+	moGPUAllocator malloc;
+	moGPUCopy copy;
+	moGPUDeallocator free;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/memory/moGPUSpecificData.h b/trunk/paradiseo-gpu/src/memory/moGPUSpecificData.h
new file mode 100644
index 000000000..b3286dadc
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/memory/moGPUSpecificData.h
@@ -0,0 +1,85 @@
+/*
+ <moGPUSpecificData.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 __moGPUSpecificData_H_
+#define __moGPUSpecificData_H_
+
+#include <memory/moGPUObject.h>
+
+/**
+ *  class of managment of specific data problem
+ */
+
+class moGPUSpecificData {
+
+public:
+
+	/*
+	 * Default constructor
+	 */
+
+	moGPUSpecificData() {
+		sizeData = 0;
+	}
+
+	/*
+	 * Load data from file given in argument
+	 * @param _file the name of data file
+	 */
+
+	virtual void load(char* _file)=0;
+
+	/*
+	 * Return the size
+	 * @return the size of data to load
+	 */
+
+	virtual unsigned int getSize() {
+		return sizeData;
+	}
+
+	/*
+	 * Set  the size of data to load
+	 */
+
+	virtual void setSize(unsigned int _size) {
+		sizeData = _size;
+	}
+
+public:
+	unsigned int sizeData;
+	moGPUObject GPUObject;
+
+};
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPUBitNeighbor.h b/trunk/paradiseo-gpu/src/neighborhood/moGPUBitNeighbor.h
new file mode 100644
index 000000000..b48753bac
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPUBitNeighbor.h
@@ -0,0 +1,122 @@
+/*
+ <moGPUBitNeighbor.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Jerémie Humeau, 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 __moGPUBitNeighbor_h
+#define __moGPUBitNeighbor_h
+
+#include <neighborhood/moBackableNeighbor.h>
+#include <neighborhood/moIndexNeighbor.h>
+#include <GPUType/moGPUBitVector.h>
+
+/**
+ * Neighbor related to a solution vector of Bit
+ */
+
+template<class Fitness>
+class moGPUBitNeighbor: public moBackableNeighbor<moGPUBitVector<Fitness> > ,
+		public moIndexNeighbor<moGPUBitVector<Fitness> > {
+
+public:
+
+	typedef moGPUBitVector<Fitness> EOT ;
+	using moBackableNeighbor<EOT>::fitness;
+	using moIndexNeighbor<EOT>::key;
+
+	/**
+	 * move the solution
+	 * @param _solution the solution to move
+	 */
+
+	virtual void move(EOT & _solution) {
+
+		_solution[key] = !_solution[key];
+		_solution.invalidate();
+
+	}
+
+	/**
+	 * move back the solution (useful for the evaluation by modif)
+	 * @param  _solution the solution to move back
+	 */
+
+	virtual void moveBack(EOT & _solution) {
+
+		move(_solution);
+
+	}
+
+	/**
+	 * Return the class name.
+	 * @return the class name as a std::string
+	 */
+	virtual std::string className() const {
+		return "moGPUBitNeighbor";
+	}
+
+	/**
+	 * Read object.\
+  * Calls base class, just in case that one had something to do.
+	 * The read and print methods should be compatible and have the same format.
+	 * In principle, format is "plain": they just print a number
+	 * @param _is a std::istream.
+	 * @throw runtime_std::exception If a valid object can't be read.
+	 */
+
+	virtual void readFrom(std::istream& _is) {
+		std::string fitness_str;
+		int pos = _is.tellg();
+		_is >> fitness_str;
+		if (fitness_str == "INVALID") {
+			throw std::runtime_error("invalid fitness");
+		} else {
+			Fitness repFit;
+			_is.seekg(pos);
+			_is >> repFit;
+			_is >> key;
+			fitness(repFit);
+		}
+	}
+
+	/**
+	 * Write object. Called printOn since it prints the object _on_ a stream.
+	 * @param _os A std::ostream.
+	 */
+
+	virtual void printOn(std::ostream& _os) const {
+		_os << fitness() << ' ' << key << std::endl;
+	}
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPUMappingNeighborhood.h b/trunk/paradiseo-gpu/src/neighborhood/moGPUMappingNeighborhood.h
new file mode 100644
index 000000000..08a94d31b
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPUMappingNeighborhood.h
@@ -0,0 +1,110 @@
+/*
+ <moGPUMappingNeighborhood.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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  ue,
+ 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".
+
+ 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 __moGPUMappingNeighborhood_h
+#define __moGPUMappingNeighborhood_h
+
+#include <neighborhood/moMappingNeighborhood.h>
+#include <eval/moGPUEval.h>
+
+template<class N>
+class moGPUMappingNeighborhood: public moMappingNeighborhood<N> {
+
+public:
+
+	/**
+	 * Define a Neighbor and type of a solution corresponding
+	 */
+
+	typedef N Neighbor;
+	typedef typename Neighbor::EOT EOT;
+
+	using moMappingNeighborhood<Neighbor>::neighborhoodSize;
+	using moMappingNeighborhood<Neighbor>::currentIndex;
+	using moMappingNeighborhood<Neighbor>::indices;
+	using moMappingNeighborhood<Neighbor>::mapping;
+	using moMappingNeighborhood<Neighbor>::xChange;
+	using moMappingNeighborhood<Neighbor>::mutex;
+
+	/**
+	 * Constructor
+	 * @param _neighborhoodSize the neighborhood size
+	 * @param _xChange the number of x-change positions
+	 */
+
+	moGPUMappingNeighborhood(unsigned int _neighborhoodSize,
+			unsigned int _xChange) :
+		moMappingNeighborhood<Neighbor> (_neighborhoodSize, _xChange) {
+		sendMapping = false;
+		cudaMalloc((void**) &device_Mapping, sizeof(unsigned int)
+				* neighborhoodSize * _xChange);
+	}
+	;
+
+	/**
+	 *Destructor
+	 */
+
+	~moGPUMappingNeighborhood() {
+
+		cudaFree(device_Mapping);
+	}
+
+	/**
+	 * Initialization of the neighborhood and mapping on device
+	 * @param _solution the solution to explore
+	 * @param _current the first neighbor
+	 */
+
+	virtual void init(EOT& _solution, Neighbor& _current) {
+
+		moMappingNeighborhood<Neighbor>::init(_solution, _current);
+		if (!sendMapping) {
+			cudaMemcpy(device_Mapping, mapping,xChange * neighborhoodSize
+					* sizeof(unsigned int), cudaMemcpyHostToDevice);
+			sendMapping = true;
+		}
+	}
+
+	/**
+	 * Return the class Name
+	 * @return the class name as a std::string
+	 */
+	virtual std::string className() const {
+		return "moGPUMappingNeighborhood";
+	}
+
+protected:
+
+	bool sendMapping;
+	unsigned int * device_Mapping;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPUMappingNeighborhoodByCpy.h b/trunk/paradiseo-gpu/src/neighborhood/moGPUMappingNeighborhoodByCpy.h
new file mode 100644
index 000000000..68031f6bf
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPUMappingNeighborhoodByCpy.h
@@ -0,0 +1,97 @@
+/*
+ <moGPUMappingNeighborhoodByCpy.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  ue,
+ 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".
+
+ 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 __moGPUMappingNeighborhoodByCpy_h
+#define __moGPUMappingNeighborhoodByCpy_h
+
+#include <neighborhood/moGPUMappingNeighborhood.h>
+#include <eval/moGPUEval.h>
+
+template<class N>
+class moGPUMappingNeighborhoodByCpy: public moGPUMappingNeighborhood<N> {
+
+public:
+
+	/**
+	 * Define a Neighbor and type of a solution corresponding
+	 */
+
+	typedef N Neighbor;
+	typedef typename Neighbor::EOT EOT;
+
+	/*A tester*/
+	using moGPUMappingNeighborhood<Neighbor>::neighborhoodSize;
+	using moGPUMappingNeighborhood<Neighbor>::currentIndex;
+	using moGPUMappingNeighborhood<Neighbor>::indices;
+	using moGPUMappingNeighborhood<Neighbor>::mapping;
+	using moGPUMappingNeighborhood<Neighbor>::xChange;
+	using moGPUMappingNeighborhood<Neighbor>::mutex;
+	using moGPUMappingNeighborhood<Neighbor>::device_Mapping;
+
+	/**
+	 * Constructor
+	 * @param _neighborhoodSize the neighborhood size
+	 * @param _xChange the number of x-change positions
+	 * @param _eval show how to evaluate neighborhood of a solution at one time
+	 */
+
+	moGPUMappingNeighborhoodByCpy(unsigned int _neighborhoodSize,
+			unsigned int _xChange,moGPUEval<Neighbor>& _eval) :
+		moGPUMappingNeighborhood<Neighbor> (_neighborhoodSize, _xChange), eval(_eval){
+	}
+
+
+	/**
+	 * Initialization of the neighborhood
+	 * @param _solution the solution to explore
+	 * @param _current the first neighbor
+	 */
+
+	virtual void init(EOT& _solution, Neighbor& _current) {
+
+		moGPUMappingNeighborhood<Neighbor>::init(_solution, _current);
+		//Compute all neighbors fitness at one time
+		 eval.neighborhoodEval(_solution, device_Mapping,1,1);
+	}
+
+	/**
+	 * Return the class Name
+	 * @return the class name as a std::string
+	 */
+	virtual std::string className() const {
+		return "moGPUMappingNeighborhoodByCpy";
+	}
+
+protected:
+
+	moGPUEval<Neighbor>& eval;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPUMappingNeighborhoodByModif.h b/trunk/paradiseo-gpu/src/neighborhood/moGPUMappingNeighborhoodByModif.h
new file mode 100644
index 000000000..c1bab360e
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPUMappingNeighborhoodByModif.h
@@ -0,0 +1,97 @@
+/*
+ <moGPUMappingNeighborhoodByModif.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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  ue,
+ 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".
+
+ 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 __moGPUMappingNeighborhoodByModif_h
+#define __moGPUMappingNeighborhoodByModif_h
+
+#include <neighborhood/moGPUMappingNeighborhood.h>
+#include <eval/moGPUEval.h>
+
+template<class N>
+class moGPUMappingNeighborhoodByModif: public moGPUMappingNeighborhood<N> {
+
+public:
+
+	/**
+	 * Define a Neighbor and type of a solution corresponding
+	 */
+
+	typedef N Neighbor;
+	typedef typename Neighbor::EOT EOT;
+
+	/*A tester*/
+	using moGPUMappingNeighborhood<Neighbor>::neighborhoodSize;
+	using moGPUMappingNeighborhood<Neighbor>::currentIndex;
+	using moGPUMappingNeighborhood<Neighbor>::indices;
+	using moGPUMappingNeighborhood<Neighbor>::mapping;
+	using moGPUMappingNeighborhood<Neighbor>::xChange;
+	using moGPUMappingNeighborhood<Neighbor>::mutex;
+	using moGPUMappingNeighborhood<Neighbor>::device_Mapping;
+
+	/**
+	 * Constructor
+	 * @param _neighborhoodSize the neighborhood size
+	 * @param _xChange the number of x-change positions
+	 * @param _eval show how to evaluate neighborhood of a solution at one time
+	 */
+
+	moGPUMappingNeighborhoodByModif(unsigned int _neighborhoodSize,
+			unsigned int _xChange,moGPUEval<Neighbor>& _eval) :
+		moGPUMappingNeighborhood<Neighbor> (_neighborhoodSize, _xChange), eval(_eval){
+	}
+
+
+	/**
+	 * Initialization of the neighborhood
+	 * @param _solution the solution to explore
+	 * @param _current the first neighbor
+	 */
+
+	virtual void init(EOT& _solution, Neighbor& _current) {
+
+		moGPUMappingNeighborhood<Neighbor>::init(_solution, _current);
+		//Compute all neighbors fitness at one time
+		 eval.neighborhoodEval(_solution, device_Mapping,0,1);
+	}
+
+	/**
+	 * Return the class Name
+	 * @return the class name as a std::string
+	 */
+	virtual std::string className() const {
+		return "moGPUMappingNeighborhoodByModif";
+	}
+
+protected:
+
+	moGPUEval<Neighbor>& eval;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPUOrderNeighborhoodByCpy.h b/trunk/paradiseo-gpu/src/neighborhood/moGPUOrderNeighborhoodByCpy.h
new file mode 100644
index 000000000..bce7abfb0
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPUOrderNeighborhoodByCpy.h
@@ -0,0 +1,96 @@
+/*
+  <moGPUOrderNeighborhoodByCpy.h>
+  Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+  Karima Boufaras, 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 __moGPUOrderNeighborhoodByCpy_h
+#define __moGPUOrderNeighborhoodByCpy_h
+
+#include <neighborhood/moOrderNeighborhood.h>
+#include <eval/moGPUEval.h>
+
+/**
+ * An ordered neighborhood with parallel evaluation
+ */
+
+template<class N>
+class moGPUOrderNeighborhoodByCpy: public moOrderNeighborhood<N> {
+
+ public:
+
+  /**
+   * Define type of a solution corresponding to Neighbor
+   */
+
+  typedef N Neighbor;
+  typedef typename Neighbor::EOT EOT;
+
+  using moOrderNeighborhood<Neighbor>::neighborhoodSize;
+  using moOrderNeighborhood<Neighbor>::currentIndex;
+
+  /**
+   * Constructor
+   * @param _neighborhoodSize the size of the neighborhood
+   * @param _eval show how to evaluate neighborhood of a solution at one time
+   */
+
+ moGPUOrderNeighborhoodByCpy(unsigned int _neighborhoodSize,
+			 moGPUEval<Neighbor>& _eval) :
+  moOrderNeighborhood<Neighbor> (_neighborhoodSize), eval(_eval) {
+  }
+
+  /**
+   * Initialization of the neighborhood
+   *@param _solution the solution to explore
+   *@param _neighbor the first neighbor
+   */
+
+  virtual void init(EOT & _solution, Neighbor & _neighbor) {
+
+    moOrderNeighborhood<Neighbor>::init(_solution, _neighbor);
+    //Compute all neighbors fitness at one time
+    eval.neighborhoodEval(_solution,1,1);
+  }
+
+  /**
+   * Return the class name.
+   * @return the class name as a std::string
+   */
+  virtual std::string className() const {
+    return "moGPUOrderNeighborhoodByCpy";
+  }
+
+ protected:
+  moGPUEval<Neighbor>& eval;
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPUOrderNeighborhoodByModif.h b/trunk/paradiseo-gpu/src/neighborhood/moGPUOrderNeighborhoodByModif.h
new file mode 100644
index 000000000..7c997a901
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPUOrderNeighborhoodByModif.h
@@ -0,0 +1,96 @@
+/*
+  <moGPUOrderNeighborhoodByModif.h>
+  Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+  Jerémie Humeau, Thé Van LUONG, Karima Boufaras
+
+  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 __moGPUOrderNeighborhoodByModif_h
+#define __moGPUOrderNeighborhoodByModif_h
+
+#include <neighborhood/moOrderNeighborhood.h>
+#include <eval/moGPUEvalByModif.h>
+
+/**
+ * An ordered neighborhood with parallel evaluation
+ */
+
+template<class N>
+class moGPUOrderNeighborhoodByModif: public moOrderNeighborhood<N> {
+
+ public:
+
+  /**
+   * Define type of a solution corresponding to Neighbor
+   */
+
+  typedef N Neighbor;
+  typedef typename Neighbor::EOT EOT;
+
+  using moOrderNeighborhood<Neighbor>::neighborhoodSize;
+  using moOrderNeighborhood<Neighbor>::currentIndex;
+
+  /**
+   * Constructor
+   * @param _neighborhoodSize the size of the neighborhood
+   * @param _eval show how to evaluate neighborhood of a solution at one time
+   */
+
+ moGPUOrderNeighborhoodByModif(unsigned int _neighborhoodSize,
+			 moGPUEval<Neighbor>& _eval) :
+  moOrderNeighborhood<Neighbor> (_neighborhoodSize), eval(_eval) {
+  }
+
+  /**
+   * Initialization of the neighborhood
+   *@param _solution the solution to explore
+   *@param _neighbor the first neighbor
+   */
+
+  virtual void init(EOT & _solution, Neighbor & _neighbor) {
+
+    moOrderNeighborhood<Neighbor>::init(_solution, _neighbor);
+    //Compute all neighbors fitness at one time
+    eval.neighborhoodEval(_solution,0,1);
+  }
+
+  /**
+   * Return the class name.
+   * @return the class name as a std::string
+   */
+  virtual std::string className() const {
+    return "moGPUOrderNeighborhoodByModif";
+  }
+
+ protected:
+  moGPUEval<Neighbor>& eval;
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPURndWithReplNeighborhoodByCpy.h b/trunk/paradiseo-gpu/src/neighborhood/moGPURndWithReplNeighborhoodByCpy.h
new file mode 100644
index 000000000..8c99c82b3
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPURndWithReplNeighborhoodByCpy.h
@@ -0,0 +1,88 @@
+/*
+  <moGPURndWithReplNeighborhoodByCpy.h>
+  Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+  Jerémie Humeau, Karima Boufaras, 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 _moGPURndWithReplNeighborhood_h
+#define _moGPURndWithReplNeighborhood_h
+
+#include <neighborhood/moRndWithReplNeighborhood.h>
+#include <eval/moGPUEvalByCpy.h>
+
+/**
+ * A Random With replacement Neighborhood with parallel evaluation
+ */
+template<class Neighbor>
+class moGPURndWithReplNeighborhoodByCpy: public moRndWithReplNeighborhood<Neighbor> {
+ public:
+
+  /**
+   * Define type of a solution corresponding to Neighbor
+   */
+  typedef typename Neighbor::EOT EOT;
+
+  using moRndWithReplNeighborhood<Neighbor>::neighborhoodSize;
+
+  /**
+   * Constructor
+   * @param _neighborhoodSize the size of the neighborhood
+   * @param _eval show how to evaluate neighborhood of a solution at one time
+   */
+ moGPURndWithReplNeighborhoodByCpy(unsigned int _neighborhoodSize, moGPUEvalByCpy<
+			       Neighbor>& _eval) :
+  moRndWithReplNeighborhood<Neighbor> (_neighborhoodSize), eval(_eval) {
+  }
+
+  /**
+   * Initialization of the neighborhood
+   * @param _solution the solution to explore
+   * @param _neighbor the first neighbor
+   */
+  virtual void init(EOT & _solution, Neighbor & _neighbor) {
+    moRndWithReplNeighborhood<Neighbor>::init(_solution, _neighbor);
+    //Compute all neighbors fitness at one time
+    eval.neighborhoodEval(_solution,0,1);
+
+  }
+
+  /**
+   * Return the class Name
+   * @return the class name as a std::string
+   */
+  virtual std::string className() const {
+    return "moGPURndWithReplNeighborhoodByCpy";
+  }
+ protected:
+  moGPUEvalByCpy<Neighbor>& eval;
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPURndWithReplNeighborhoodByModif.h b/trunk/paradiseo-gpu/src/neighborhood/moGPURndWithReplNeighborhoodByModif.h
new file mode 100644
index 000000000..fc64d3288
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPURndWithReplNeighborhoodByModif.h
@@ -0,0 +1,87 @@
+/*
+  <moGPURndWithReplNeighborhoodByModif.h>
+  Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+  Jerémie Humeau, Karima Boufaras, 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 __moGPURndWithReplNeighborhoodByModif_h
+#define __moGPURndWithReplNeighborhoodByModif_h
+
+#include <neighborhood/moRndWithReplNeighborhood.h>
+#include <eval/moGPUEval.h>
+
+/**
+ * A Random With replacement Neighborhood with parallel evaluation
+ */
+template<class Neighbor>
+class moGPURndWithReplNeighborhoodByModif: public moRndWithReplNeighborhood<Neighbor> {
+ public:
+
+  /**
+   * Define type of a solution corresponding to Neighbor
+   */
+  typedef typename Neighbor::EOT EOT;
+
+  using moRndWithReplNeighborhood<Neighbor>::neighborhoodSize;
+
+  /**
+   * Constructor
+   * @param _neighborhoodSize the size of the neighborhood
+   * @param _eval show how to evaluate neighborhood of a solution at one time
+   */
+  moGPURndWithReplNeighborhoodByModif(unsigned int _neighborhoodSize, moGPUEval<Neighbor>& _eval) :
+  moRndWithReplNeighborhood<Neighbor> (_neighborhoodSize), eval(_eval) {
+  }
+
+  /**
+   * Initialization of the neighborhood
+   * @param _solution the solution to explore
+   * @param _neighbor the first neighbor
+   */
+  virtual void init(EOT & _solution, Neighbor & _neighbor) {
+    moRndWithReplNeighborhood<Neighbor>::init(_solution, _neighbor);
+    //Compute all neighbors fitness at one time
+    eval.neighborhoodEval(_solution,0,1);
+
+  }
+
+  /**
+   * Return the class Name
+   * @return the class name as a std::string
+   */
+  virtual std::string className() const {
+    return "moGPURndWithReplNeighborhood";
+  }
+ protected:
+  moGPUEval<Neighbor>& eval;
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPURndWithoutReplNeighborhoodByCpy.h b/trunk/paradiseo-gpu/src/neighborhood/moGPURndWithoutReplNeighborhoodByCpy.h
new file mode 100644
index 000000000..69108b8d2
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPURndWithoutReplNeighborhoodByCpy.h
@@ -0,0 +1,90 @@
+/*
+  <moGPURndWithoutReplNeighborhood.h>
+  Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+  Jerémie Humeau, 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 __moGPURndWithoutReplNeighborhood_h
+#define __moGPURndWithoutReplNeighborhood_h
+
+#include <neighborhood/moRndWithoutReplNeighborhood.h>
+#include <eval/moGPUEval.h>
+
+/**
+ * A Random without replacement Neighborhood with parallel evaluation
+ */
+template<class Neighbor>
+class moGPURndWithoutReplNeighborhood: public moRndWithoutReplNeighborhood<Neighbor> {
+ public:
+
+  /**
+   * Define type of a solution corresponding to Neighbor
+   */
+  typedef typename Neighbor::EOT EOT;
+
+  using moRndWithoutReplNeighborhood<Neighbor>::neighborhoodSize;
+  using moRndWithoutReplNeighborhood<Neighbor>::maxIndex;
+  using moRndWithoutReplNeighborhood<Neighbor>::indexVector;
+  /**
+   * Constructor
+   * @param _neighborhoodSize the size of the neighborhood
+   * @param _eval show how to evaluate neighborhood of a solution at one time
+   */
+ moGPURndWithoutReplNeighborhood(unsigned int _neighborhoodSize,moGPUEval<
+				  Neighbor>& _eval) :
+  moRndWithoutReplNeighborhood<Neighbor> (_neighborhoodSize),eval(_eval) {
+    for (unsigned int i = 0; i < neighborhoodSize; i++)
+      indexVector.push_back(i);
+  }
+
+  /**
+   * Initialization of the neighborhood
+   * @param _solution the solution to explore
+   * @param _neighbor the first neighbor
+   */
+  virtual void init(EOT & _solution, Neighbor & _neighbor) {
+    moRndWithoutReplNeighborhood<Neighbor>::init(_solution, _neighbor);
+    //Compute all neighbors fitness at one time
+    eval.neighborhoodEval(_solution,0,1);
+  }
+
+  /**
+   * Return the class Name
+   * @return the class name as a std::string
+   */
+  virtual std::string className() const {
+    return "moGPURndWithoutReplNeighborhood";
+  }
+
+ protected:
+  moGPUEval<Neighbor>& eval;
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPURndWithoutReplNeighborhoodByModif.h b/trunk/paradiseo-gpu/src/neighborhood/moGPURndWithoutReplNeighborhoodByModif.h
new file mode 100644
index 000000000..f1b4ff1cb
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPURndWithoutReplNeighborhoodByModif.h
@@ -0,0 +1,90 @@
+/*
+  <moGPURndWithoutReplNeighborhood.h>
+  Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+  Jerémie Humeau, 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 __moGPURndWithoutReplNeighborhood_h
+#define __moGPURndWithoutReplNeighborhood_h
+
+#include <neighborhood/moRndWithoutReplNeighborhood.h>
+#include <eval/moGPUEvalByModif.h>
+
+/**
+ * A Random without replacement Neighborhood with parallel evaluation
+ */
+template<class Neighbor>
+class moGPURndWithoutReplNeighborhood: public moRndWithoutReplNeighborhood<Neighbor> {
+ public:
+
+  /**
+   * Define type of a solution corresponding to Neighbor
+   */
+  typedef typename Neighbor::EOT EOT;
+
+  using moRndWithoutReplNeighborhood<Neighbor>::neighborhoodSize;
+  using moRndWithoutReplNeighborhood<Neighbor>::maxIndex;
+  using moRndWithoutReplNeighborhood<Neighbor>::indexVector;
+  /**
+   * Constructor
+   * @param _neighborhoodSize the size of the neighborhood
+   * @param _eval show how to evaluate neighborhood of a solution at one time
+   */
+ moGPURndWithoutReplNeighborhood(unsigned int _neighborhoodSize,moGPUEvalByModif<
+				  Neighbor>& _eval) :
+  moRndWithoutReplNeighborhood<Neighbor> (_neighborhoodSize),eval(_eval) {
+    for (unsigned int i = 0; i < neighborhoodSize; i++)
+      indexVector.push_back(i);
+  }
+
+  /**
+   * Initialization of the neighborhood
+   * @param _solution the solution to explore
+   * @param _neighbor the first neighbor
+   */
+  virtual void init(EOT & _solution, Neighbor & _neighbor) {
+    moRndWithoutReplNeighborhood<Neighbor>::init(_solution, _neighbor);
+    //Compute all neighbors fitness at one time
+    eval.neighborhoodEval(_solution,0,1);
+  }
+
+  /**
+   * Return the class Name
+   * @return the class name as a std::string
+   */
+  virtual std::string className() const {
+    return "moGPURndWithoutReplNeighborhood";
+  }
+
+ protected:
+  moGPUEvalByModif<Neighbor>& eval;
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPUXBitFlippingNeighbor.h b/trunk/paradiseo-gpu/src/neighborhood/moGPUXBitFlippingNeighbor.h
new file mode 100644
index 000000000..4cb649a65
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPUXBitFlippingNeighbor.h
@@ -0,0 +1,101 @@
+/*
+ <moGPUXBitFlippingNeighbor.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  ue,
+ 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".
+
+ 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 __moGPUXBitFlippingNeighbor_h
+#define __moGPUXBitFlippingNeighbor_h
+
+#include <neighborhood/moBackableNeighbor.h>
+#include <neighborhood/moXChangeNeighbor.h>
+#include <GPUType/moGPUBitVector.h>
+
+/**
+ * A GPU X-BitFlipping Neighbor
+ */
+
+template< class Fitness >
+class moGPUXBitFlippingNeighbor:public moBackableNeighbor< moGPUBitVector<Fitness> > ,
+		public moXChangeNeighbor< moGPUBitVector<Fitness> > {
+public:
+
+	typedef moGPUBitVector<Fitness> EOT ;
+	using moXChangeNeighbor<EOT>::indices;
+	using moXChangeNeighbor<EOT>::xChange;
+	using moXChangeNeighbor<EOT>::key;
+
+	/**
+	 *Default Constructor
+	 */
+
+	moGPUXBitFlippingNeighbor() :
+		moXChangeNeighbor<EOT> () {
+	}
+
+	/**
+	 * Constructor
+	 * @param _xFlip the number of bit to flip
+	 */
+
+	moGPUXBitFlippingNeighbor(unsigned int _xFlip) :
+		moXChangeNeighbor<EOT> (_xFlip) {
+	}
+
+	/**
+	 * Apply the K-Flip in solution
+	 * @param _solution the solution to move
+	 */
+
+	virtual void move(EOT& _solution) {
+			for (unsigned int i = 0; i < xChange; i++)
+				_solution[indices[i]] = !_solution[indices[i]];
+		_solution.invalidate();
+
+	}
+
+	/**
+	 * apply the K-Flip to restore the solution (use by moFullEvalByModif)
+	 * @param _solution the solution to move back
+	 */
+
+	virtual void moveBack(EOT& _solution) {
+		move(_solution);
+	}
+
+	/**
+	 * Return the class name.
+	 * @return the class name as a std::string
+	 */
+
+	virtual std::string className() const {
+		return "moGPUXBitFlippingNeighbor";
+	}
+
+};
+
+#endif
+
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPUXChangeNeighborhood.h b/trunk/paradiseo-gpu/src/neighborhood/moGPUXChangeNeighborhood.h
new file mode 100644
index 000000000..1ea85aee7
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPUXChangeNeighborhood.h
@@ -0,0 +1,110 @@
+/*
+ <moGPUXChangeNeighborhood.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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  ue,
+ 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".
+
+ 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 __moGPUXChangeNeighborhood_h
+#define __moGPUXChangeNeighborhood_h
+
+#include <neighborhood/moXChangeNeighborhood.h>
+#include <eval/moGPUEval.h>
+
+template<class N>
+class moGPUXChangeNeighborhood: public moXChangeNeighborhood<N> {
+
+public:
+
+	/**
+	 * Define a Neighbor and type of a solution corresponding
+	 */
+
+	typedef N Neighbor;
+	typedef typename Neighbor::EOT EOT;
+
+	using moXChangeNeighborhood<Neighbor>::neighborhoodSize;
+	using moXChangeNeighborhood<Neighbor>::currentIndex;
+	using moXChangeNeighborhood<Neighbor>::indices;
+	using moXChangeNeighborhood<Neighbor>::mapping;
+	using moXChangeNeighborhood<Neighbor>::xChange;
+	using moXChangeNeighborhood<Neighbor>::mutex;
+
+	/**
+	 * Constructor
+	 * @param _neighborhoodSize the neighborhood size
+	 * @param _xChange the number of x-change positions
+	 */
+
+	moGPUXChangeNeighborhood(unsigned int _neighborhoodSize,
+			unsigned int _xChange) :
+		moXChangeNeighborhood<Neighbor> (_neighborhoodSize, _xChange) {
+		sendMapping = false;
+		cudaMalloc((void**) &device_Mapping, sizeof(unsigned int)
+				* neighborhoodSize * _xChange);
+	}
+
+
+	/**
+	 *Destructor
+	 */
+
+	~moGPUXChangeNeighborhood() {
+
+		cudaFree(device_Mapping);
+	}
+
+	/**
+	 * Initialization of the neighborhood and mapping on device
+	 * @param _solution the solution to explore
+	 * @param _current the first neighbor
+	 */
+
+	virtual void init(EOT& _solution, Neighbor& _current) {
+
+		moXChangeNeighborhood<Neighbor>::init(_solution, _current);
+		if (!sendMapping) {
+			cudaMemcpy(device_Mapping, mapping, xChange * neighborhoodSize
+					* sizeof(unsigned int), cudaMemcpyHostToDevice);
+			sendMapping = true;
+		}
+	}
+
+	/**
+	 * Return the class Name
+	 * @return the class name as a std::string
+	 */
+	virtual std::string className() const {
+		return "moGPUXChangeNeighborhood";
+	}
+
+protected:
+
+	bool sendMapping;
+	unsigned int * device_Mapping;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPUXChangeNeighborhoodByCpy.h b/trunk/paradiseo-gpu/src/neighborhood/moGPUXChangeNeighborhoodByCpy.h
new file mode 100644
index 000000000..b417144b3
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPUXChangeNeighborhoodByCpy.h
@@ -0,0 +1,97 @@
+/*
+ <moGPUXChangeNeighborhoodByCpy.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  ue,
+ 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".
+
+ 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 __moGPUXChangeNeighborhoodByCpy_h
+#define __moGPUXChangeNeighborhoodByCpy_h
+
+#include <neighborhood/moGPUXChangeNeighborhood.h>
+#include <eval/moGPUEval.h>
+
+template<class N>
+class moGPUXChangeNeighborhoodByCpy: public moGPUXChangeNeighborhood<N> {
+
+public:
+
+	/**
+	 * Define a Neighbor and type of a solution corresponding
+	 */
+
+	typedef N Neighbor;
+	typedef typename Neighbor::EOT EOT;
+
+	/*A tester*/
+	using moGPUXChangeNeighborhood<Neighbor>::neighborhoodSize;
+	using moGPUXChangeNeighborhood<Neighbor>::currentIndex;
+	using moGPUXChangeNeighborhood<Neighbor>::indices;
+	using moGPUXChangeNeighborhood<Neighbor>::mapping;
+	using moGPUXChangeNeighborhood<Neighbor>::xChange;
+	using moGPUXChangeNeighborhood<Neighbor>::mutex;
+	using moGPUXChangeNeighborhood<Neighbor>::device_Mapping;
+
+	/**
+	 * Constructor
+	 * @param _neighborhoodSize the neighborhood size
+	 * @param _xChange the number of x-change positions
+	 * @param _eval show how to evaluate neighborhood of a solution at one time
+	 */
+
+	moGPUXChangeNeighborhoodByCpy(unsigned int _neighborhoodSize,
+			unsigned int _xChange,moGPUEval<Neighbor>& _eval) :
+		moGPUXChangeNeighborhood<Neighbor> (_neighborhoodSize, _xChange), eval(_eval){
+	}
+
+
+	/**
+	 * Initialization of the neighborhood
+	 * @param _solution the solution to explore
+	 * @param _current the first neighbor
+	 */
+
+	virtual void init(EOT& _solution, Neighbor& _current) {
+
+		moGPUXChangeNeighborhood<Neighbor>::init(_solution, _current);
+		//Compute all neighbors fitness at one time
+		 eval.neighborhoodEval(_solution, device_Mapping,1,1);
+	}
+
+	/**
+	 * Return the class Name
+	 * @return the class name as a std::string
+	 */
+	virtual std::string className() const {
+		return "moGPUXChangeNeighborhoodByCpy";
+	}
+
+protected:
+
+	moGPUEval<Neighbor>& eval;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPUXChangeNeighborhoodByModif.h b/trunk/paradiseo-gpu/src/neighborhood/moGPUXChangeNeighborhoodByModif.h
new file mode 100644
index 000000000..c1cc224ad
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPUXChangeNeighborhoodByModif.h
@@ -0,0 +1,96 @@
+/*
+ <moGPUXChangeNeighborhoodByModif.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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  ue,
+ 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".
+
+ 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 __moGPUXChangeNeighborhoodByModif_h
+#define __moGPUXChangeNeighborhoodByModif_h
+
+#include <neighborhood/moGPUXChangeNeighborhood.h>
+#include <eval/moGPUEval.h>
+
+template<class N>
+class moGPUXChangeNeighborhoodByModif: public moGPUXChangeNeighborhood<N> {
+
+public:
+
+	/**
+	 * Define a Neighbor and type of a solution corresponding
+	 */
+
+	typedef N Neighbor;
+	typedef typename Neighbor::EOT EOT;
+
+	using moGPUXChangeNeighborhood<Neighbor>::neighborhoodSize;
+	using moGPUXChangeNeighborhood<Neighbor>::currentIndex;
+	using moGPUXChangeNeighborhood<Neighbor>::indices;
+	using moGPUXChangeNeighborhood<Neighbor>::mapping;
+	using moGPUXChangeNeighborhood<Neighbor>::xChange;
+	using moGPUXChangeNeighborhood<Neighbor>::mutex;
+	using moGPUXChangeNeighborhood<Neighbor>::device_Mapping;
+
+	/**
+	 * Constructor
+	 * @param _neighborhoodSize the neighborhood size
+	 * @param _xChange the number of x-change positions
+	 * @param _eval show how to evaluate neighborhood of a solution at one time
+	 */
+
+	moGPUXChangeNeighborhoodByModif(unsigned int _neighborhoodSize,
+			unsigned int _xChange,moGPUEval<Neighbor>& _eval) :
+		moGPUXChangeNeighborhood<Neighbor> (_neighborhoodSize, _xChange), eval(_eval){
+	}
+
+
+	/**
+	 * Initialization of the neighborhood
+	 * @param _solution the solution to explore
+	 * @param _current the first neighbor
+	 */
+
+	virtual void init(EOT& _solution, Neighbor& _current) {
+
+		moGPUXChangeNeighborhood<Neighbor>::init(_solution, _current);
+		//Compute all neighbors fitness at one time
+		 eval.neighborhoodEval(_solution, device_Mapping,0,1);
+	}
+
+	/**
+	 * Return the class Name
+	 * @return the class name as a std::string
+	 */
+	virtual std::string className() const {
+		return "moGPUXChangeNeighborhoodByModif";
+	}
+
+protected:
+
+	moGPUEval<Neighbor>& eval;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/neighborhood/moGPUXSwapNeighbor.h b/trunk/paradiseo-gpu/src/neighborhood/moGPUXSwapNeighbor.h
new file mode 100644
index 000000000..5ddb2cb2a
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/neighborhood/moGPUXSwapNeighbor.h
@@ -0,0 +1,108 @@
+/*
+ <moGPUXSwapNeighbor.h.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  ue,
+ 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".
+
+ 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 __moGPUXSwapNeighbor_h
+#define __moGPUXSwapNeighbor_h
+#include <neighborhood/moBackableNeighbor.h>
+#include <neighborhood/moXChangeNeighbor.h>
+#include <GPUType/moGPUPermutationVector.h>
+
+/**
+ * A GPU X-Swap Neighbor
+ */
+
+template<class Fitness>
+class moGPUXSwapNeighbor: public moBackableNeighbor<moGPUPermutationVector<Fitness> > ,
+		public moXChangeNeighbor<moGPUPermutationVector<Fitness> > {
+
+public:
+
+	typedef moGPUPermutationVector<Fitness> EOT ;
+	using moXChangeNeighbor<EOT>::indices;
+	using moXChangeNeighbor<EOT>::xChange;
+	using moXChangeNeighbor<EOT>::key;
+
+	/**
+	 *Default Constructor
+	 */
+
+	moGPUXSwapNeighbor() :
+		moXChangeNeighbor<EOT> () {
+	}
+
+	/**
+	 * Constructor
+	 * @param _xSwap the number of swap to do
+	 */
+
+	moGPUXSwapNeighbor(unsigned int _xSwap) :
+		moXChangeNeighbor<EOT> (_xSwap) {
+	}
+
+	/**
+	 * Apply the K-swap
+	 * @param _solution the solution to move
+	 */
+	virtual void move(EOT& _solution) {
+		EOT tmp(1);
+		for (unsigned int i = 0; i < xChange-1; i++) {
+			tmp[0] = _solution[indices[i]];
+			_solution[indices[i]] = _solution[indices[i + 1]];
+			_solution[indices[i + 1]] = tmp[0];
+		}
+		_solution.invalidate();
+
+	}
+
+	/**
+	 * apply the K-swap to restore the solution (use by moFullEvalByModif)
+	 * @param _solution the solution to move back
+	 */
+	virtual void moveBack(EOT& _solution) {
+		EOT tmp(1);
+		for (int i = xChange-1; i > 0; i--) {
+			tmp[0] = _solution[indices[i]];
+			_solution[indices[i]] = _solution[indices[i - 1]];
+			_solution[indices[i - 1]] = tmp[0];
+		}
+		_solution.invalidate();
+	}
+
+	/**
+	 * Return the class name.
+	 * @return the class name as a std::string
+	 */
+	virtual std::string className() const {
+		return "moGPUXSwapNeighbor";
+	}
+
+};
+
+#endif
+
diff --git a/trunk/paradiseo-gpu/src/performance/moGPUTimer.h b/trunk/paradiseo-gpu/src/performance/moGPUTimer.h
new file mode 100644
index 000000000..44b3dd10c
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/performance/moGPUTimer.h
@@ -0,0 +1,108 @@
+/*
+ <moGPUTimer.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __moGPUTimer_H_
+#define __moGPUTimer_H_
+
+#include <sys/time.h>
+
+/**
+ * To compute execution time
+ */
+
+class moGPUTimer {
+
+public:
+
+	timeval tim;
+	double t1;
+	double t2;
+
+	/**
+	 * Constructor
+	 */
+
+	moGPUTimer() {
+
+		t1 = 0;
+		t2 = 0;
+	}
+
+	/**
+	 * Destructor
+	 */
+
+	~moGPUTimer() {
+
+	}
+
+	/**
+	 * to start compute execution time
+	 */
+
+	void start() {
+
+		// Start timer
+		gettimeofday(&tim, NULL);
+		t1 = tim.tv_sec + (tim.tv_usec / 1000000.0);
+	}
+
+	/**
+	 * to stop compute execution time
+	 */
+
+	void stop() {
+
+		// Stop timer
+		gettimeofday(&tim, NULL);
+		t2 = tim.tv_sec + (tim.tv_usec / 1000000.0);
+
+	}
+
+	/**
+	 * to get timer value in s
+	 * @return execution time in s
+	 */
+
+	double getTime() {
+
+		// get time
+				return (t2 - t1);
+
+
+	}
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/problems/data/PPPData.h b/trunk/paradiseo-gpu/src/problems/data/PPPData.h
new file mode 100644
index 000000000..3be2c103e
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/data/PPPData.h
@@ -0,0 +1,171 @@
+/*
+ <PPPData.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 _PPPData_H_
+#define _PPPData_H_
+
+#include <memory/moGPUSpecificData.h>
+
+template<class ElemType>
+class PPPData: public moGPUSpecificData {
+
+public:
+
+	using moGPUSpecificData::GPUObject;
+
+	/**
+	 * Default Constructor
+	 */
+
+	PPPData() :
+		moGPUSpecificData() {
+
+		//(*this).load();
+	}
+
+	/**
+	 * Constructor by copy
+	 * @param _pppData the specific data of PPP
+	 */
+
+	PPPData(const PPPData & _pppData) {
+
+		a_h = new int[Md * Nd];
+		H_h = new int[Nd];
+
+		for (int i = 0; i < Md; i++)
+			for (int j = 0; j < Nd; j++) {
+				a_h[i * Nd + j] = _pppData.a_h[i * Nd + j];
+			}
+		for (int k = 0; k < Nd; k++) {
+			H_h[k] = _pppData.H_h[k];
+		}
+
+		GPUObject.memCopy(a_d, a_h, Nd * Md);
+		GPUObject.memCopy(H_d, H_h, Nd);
+
+	}
+
+	/**
+	 * Assignement operator
+	 * @param _pppData the specific data of PPP
+	 * @return a PPP Data
+	 */
+
+	PPPData & operator=(const PPPData & _pppData) {
+
+		a_h = new int[Md * Nd];
+		H_h = new int[Nd];
+		for (int i = 0; i < Md; i++)
+			for (int j = 0; j < Nd; j++) {
+				a_h[i * Nd + j] = _pppData.a_h[i * Nd + j];
+			}
+		for (int k = 0; k < Nd; k++) {
+			H_h[k] = _pppData.H_h[k];
+		}
+
+		GPUObject.memCopy(a_d, a_h, Nd * Md);
+		GPUObject.memCopy(H_d, H_h, Nd);
+
+		return (*this);
+	}
+
+	/*
+	 * Destructor
+	 */
+
+	~PPPData() {
+		GPUObject.memFree(a_d);
+		GPUObject.memFree(H_d);
+		delete[] a_h;
+		delete[] H_h;
+	}
+
+	/*
+	 *Load PPP data 
+	 */
+
+	void load(char * _fileName) {
+	}
+
+	void load() {
+
+		int *v = new int[Nd];
+		int *s = new int[Md];
+		a_h = new int[Md * Nd];
+		H_h = new int[Nd];
+		for (int i = 0; i < Nd; i++)
+					H_h[i] = 0;
+		for (int i = 0; i < Md; i++) {
+			for (int j = 0; j < Nd; j++) {
+				a_h[i * Nd + j] =pow(-1,rand());
+			}
+		}
+		for (int i = 0; i < Nd; i++) {
+			v[i]=pow(-1,rand());
+		}
+
+		for (int i = 0; i < Md; i++) {
+			s[i] = 0;
+			for (int j = 0; j < Nd; j++)
+				s[i] += a_h[i * Nd + j] * v[j];
+			if (s[i] < 0) {
+				for (int k = 0; k < Nd; k++)
+					a_h[i * Nd + k] = -a_h[i * Nd + k];
+				s[i] = -s[i];
+			}
+			if(s[i]>0)
+				H_h[s[i]-1]++;
+		}
+
+		//Allocate and copy QAP data from CPU memory to GPU global memory
+		GPUObject.memCopy(a_d, a_h, Nd * Md);
+		GPUObject.memCopy(H_d, H_h, Nd);
+
+		delete[] v;
+		delete[] s;
+
+	}
+
+
+public:
+
+	ElemType* a_h;
+	ElemType* H_h;
+	ElemType* a_d;
+	ElemType* H_d;
+
+};
+#endif
+
diff --git a/trunk/paradiseo-gpu/src/problems/data/QAPData.h b/trunk/paradiseo-gpu/src/problems/data/QAPData.h
new file mode 100644
index 000000000..60d079c7a
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/data/QAPData.h
@@ -0,0 +1,167 @@
+/*
+ <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 <memory/moGPUSpecificData.h>
+
+template<class ElemType>
+class QAPData: public moGPUSpecificData {
+
+public:
+
+	using moGPUSpecificData::sizeData;
+	using moGPUSpecificData::GPUObject;
+
+	/**
+	 * Default Constructor
+	 */
+
+	QAPData() :
+		moGPUSpecificData() {
+	}
+
+	/**
+	 * 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];
+
+			}
+
+		GPUObject.memCopy(a_d, a_h, sizeData * sizeData);
+		GPUObject.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];
+
+			}
+		GPUObject.memCopy(a_d, a_h, sizeData * sizeData);
+		GPUObject.memCopy(b_d, b_h, sizeData * sizeData);
+		return (*this);
+	}
+
+	/*
+	 * Destructor
+	 */
+
+	~QAPData() {
+		GPUObject.memFree(a_d);
+		GPUObject.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) {
+
+		fstream file(_fileName, ios::in);
+		if (!file) {
+
+			string str = "QAPData: Could not open file [" + (string) _fileName
+					+ "].";
+			throw runtime_error(str);
+		}
+
+		unsigned i, j;
+		file >> sizeData;
+		a_h = new ElemType[sizeData * sizeData];
+		b_h = new ElemType[sizeData * sizeData];
+
+		for (i = 0; i < sizeData; i++)
+			for (j = 0; j < sizeData; j++)
+				file >> a_h[i * sizeData + j];
+		for (i = 0; i < sizeData; i++)
+			for (j = 0; j < sizeData; j++)
+				file >> b_h[i * sizeData + j];
+
+		//Allocate and copy QAP data from CPU memory to GPU global memory
+		GPUObject.memCopy(a_d, a_h, sizeData * sizeData);
+		GPUObject.memCopy(b_d, b_h, sizeData * sizeData);
+
+	}
+
+public:
+
+	ElemType* a_h;
+	ElemType* b_h;
+	ElemType* a_d;
+	ElemType* b_d;
+
+};
+#endif
diff --git a/trunk/paradiseo-gpu/src/problems/eval/EvalOneMax.h b/trunk/paradiseo-gpu/src/problems/eval/EvalOneMax.h
new file mode 100644
index 000000000..a177b447a
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/eval/EvalOneMax.h
@@ -0,0 +1,79 @@
+/*
+  <EvalOneMax.h>
+  Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+  Karima Boufaras, 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 __EvalOneMax_H
+#define __EvalOneMax_H
+
+/**
+ * Full Evaluation of the solution
+ */
+
+template<class EOT>
+class EvalOneMax: public eoEvalFunc<EOT> {
+
+ public:
+
+  /**
+   * Constructor
+   */
+
+  EvalOneMax() {
+  }
+
+  /**
+   * Destructor
+   */
+
+  ~EvalOneMax(void) {
+  }
+
+  /**
+   * Full evaluation of the solution
+   * @param _bitVector the solution to evaluate
+   */
+
+  void operator()(EOT & _bitVector) {
+
+    unsigned sum = 0;
+
+    for (unsigned i = 0; i < _bitVector.size(); i++)
+      sum += _bitVector[i];
+
+    //set the solution fitness
+    _bitVector.fitness(sum);
+  }
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/problems/eval/OneMaxIncrEval.h b/trunk/paradiseo-gpu/src/problems/eval/OneMaxIncrEval.h
new file mode 100644
index 000000000..7af4dc890
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/eval/OneMaxIncrEval.h
@@ -0,0 +1,91 @@
+/*
+ <OneMaxIncrEval.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __OneMaxIncrEval_H
+#define __OneMaxIncrEval_H
+
+#include <eval/moGPUEvalFunc.h>
+
+/**
+ * Incremental Evaluation of OneMax
+ */
+
+template<class Neighbor>
+class OneMaxIncrEval: public moGPUEvalFunc<Neighbor> {
+
+public:
+
+	typedef typename Neighbor::EOT EOT;
+	typedef typename EOT::Fitness Fitness;
+	typedef typename EOT::ElemType T;
+
+	/**
+	 * Constructor
+	 */
+
+	OneMaxIncrEval() {
+	}
+
+	/**
+	 * Destructor
+	 */
+
+	~OneMaxIncrEval() {
+	}
+
+	/**
+	 * Incremental evaluation of the OneMax solution(bit vector),function inline can be called from host or device
+	 * @param _bitVector the solution to evaluate
+	 * @param _fitness the fitness of the current solution
+	 * @param _index an array that contains a set of indexes corresponding to the current thread identifier neighbor the last element of this array contains neighborhood size
+	 */
+
+inline __host__ __device__ Fitness operator() (T * _bitVector,Fitness _fitness, unsigned int * _index) {
+
+	Fitness tmp=_fitness;
+	for(unsigned i=0;i<NB_POS;i++) {
+
+		if (_bitVector[_index[i]] == 0)
+		tmp= tmp+1;
+		else
+		tmp= tmp-1;
+
+	}
+	return tmp;
+
+}
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/problems/eval/PPPEval.h b/trunk/paradiseo-gpu/src/problems/eval/PPPEval.h
new file mode 100644
index 000000000..39899c8d3
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/eval/PPPEval.h
@@ -0,0 +1,103 @@
+/*
+ <PPPEval.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 __PPPEval_H
+#define __PPPEval_H
+
+#include <problems/data/PPPData.h>
+
+template<class EOT, class ElemType = typename EOT::ElemType>
+class PPPEval: public eoEvalFunc<EOT> {
+
+public:
+
+	/**
+	 * Constructor
+	 * @param _pppData the specific data problem useful to evalute solution( vector of 1 & _1 for PPP)
+	 */
+
+	PPPEval(PPPData<ElemType> & _pppData) {
+		pppData = _pppData;
+	}
+
+	/**
+	 * Destructor
+	 */
+
+	~PPPEval() {
+	}
+
+	/**
+	 * Full evaluation of the solution
+	 * @param _sol the solution to evaluate
+	 */
+
+	void operator()(EOT & _sol) {
+
+		int *H;
+		int tmp;
+		int tmp_1 = 0;
+		int tmp_2 = 0;
+
+		H = new int[Nd];
+
+		for (int i = 0; i < Md; i++) {
+			tmp = 0;
+			for (int j = 0; j < Nd; j++) {
+				tmp += pppData.a_h[i * Nd + j] * _sol[j];
+			}
+
+			tmp_1 += abs(tmp) - tmp;
+			if (tmp > 0)
+				H[tmp-1]++;
+		}
+
+		for (int j = 0; j < Nd; j++) {
+			tmp_2 += abs(pppData.H_h[j] - H[j]);
+		}
+
+		_sol.fitness(ca * tmp_1 + cb * tmp_2);
+
+		delete[] H;
+
+	}
+
+protected:
+
+	PPPData<ElemType> pppData;
+
+};
+
+#endif
+
diff --git a/trunk/paradiseo-gpu/src/problems/eval/PPPIncrEval.h b/trunk/paradiseo-gpu/src/problems/eval/PPPIncrEval.h
new file mode 100644
index 000000000..9ce5d22fc
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/eval/PPPIncrEval.h
@@ -0,0 +1,109 @@
+/*
+ <PPPIncrEval.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __PPPIncrEval_H
+#define __PPPIncrEval_H
+
+#include <eval/moGPUEvalFunc.h>
+
+/**
+ * Incremental Evaluation of PPP
+ */
+
+template<class Neighbor>
+class PPPIncrEval: public moGPUEvalFunc<Neighbor> {
+
+public:
+
+	typedef typename Neighbor::EOT EOT;
+	typedef typename EOT::Fitness Fitness;
+	typedef typename EOT::ElemType T;
+
+	/**
+	 * Constructor
+	 */
+
+	PPPIncrEval() {
+	}
+
+	/**
+	 * Destructor
+	 */
+
+	~PPPIncrEval() {
+	}
+
+	/**
+	 * Incremental evaluation of the PPP solution,function inline can be called from host or device
+	 * @param _sol the solution to evaluate
+	 * @param _fitness the fitness of the current solution
+	 * @param _index an array that contains a set of indexes corresponding to the current thread identifier neighbor the last element of this array contains neighborhood size
+	 */
+
+	inline __host__ __device__ Fitness operator() (T* _sol,Fitness _fitness, unsigned int *_index) {
+
+		int H[Nd];
+		int S[Md];
+		int tmp_1=0;
+		int tmp_2=0;
+
+		for (unsigned i=0; i<Md; i++) {
+			S[i]=0;
+			for (int j=0; j<Nd; j++)
+				S[i]+=dev_a[i*Nd+j]*_sol[j];
+		}
+
+
+			for (unsigned j=0; j<Nd; j++)
+				H[j]=0;
+			for (unsigned i=0; i<Md; i++) {
+				for(unsigned k=0;k<NB_POS;k++)
+					S[i]=S[i]-2*dev_a[i*Nd+_index[k]]*_sol[_index[k]];
+			    tmp_1=tmp_1+abs(S[i])-S[i];
+				if(S[i]>0)
+				H[S[i]-1]=H[S[i]-1]+1;
+			}
+
+		for (unsigned j=0; j<Nd; j++)
+			tmp_2=tmp_2+abs(dev_h[j]-H[j]);
+
+		return ca*tmp_1+cb*tmp_2;
+
+	}
+
+
+};
+
+#endif
+
diff --git a/trunk/paradiseo-gpu/src/problems/eval/QAPEval.h b/trunk/paradiseo-gpu/src/problems/eval/QAPEval.h
new file mode 100644
index 000000000..250f19240
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/eval/QAPEval.h
@@ -0,0 +1,84 @@
+/*
+ <QAPEval.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 __QAPEval_H
+#define __QAPEval_H
+
+#include <problems/data/QAPData.h>
+
+template<class EOT, class ElemType = typename EOT::ElemType>
+class QAPEval: public eoEvalFunc<EOT> {
+
+public:
+
+	/**
+	 * Constructor
+	 * @param _qapData the specific data problem useful to evalute solution(flow & distance matrices of QAP problem)
+	 */
+
+	QAPEval(QAPData<ElemType> & _qapData) {
+		qapData = _qapData;
+	}
+
+	/**
+	 * Destructor
+	 */
+
+	~QAPEval() {
+	}
+
+	/**
+	 * Full evaluation of the solution
+	 * @param _sol the solution to evaluate
+	 */
+
+	void operator()(EOT & _sol) {
+		int cost = 0;
+		unsigned int size = qapData.getSize();
+		for (unsigned int i = 0; i < size; i++)
+			for (unsigned int j = 0; j < size; j++) {
+				cost += qapData.a_h[i * size + j] * qapData.b_h[_sol[i] * size
+						+ _sol[j]];
+			}
+
+		_sol.fitness(cost);
+	}
+
+protected:
+
+	QAPData<ElemType> qapData;
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/problems/eval/QAPIncrEval.h b/trunk/paradiseo-gpu/src/problems/eval/QAPIncrEval.h
new file mode 100644
index 000000000..71a316e32
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/eval/QAPIncrEval.h
@@ -0,0 +1,122 @@
+/*
+ <QAPIncrEval.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __QAPIncrEval_H
+#define __QAPIncrEval_H
+
+#include <eval/moGPUEvalFunc.h>
+
+/**
+ * Parallel Incremental Evaluation of QAP
+ */
+
+template<class Neighbor>
+class QAPIncrEval: public moGPUEvalFunc<Neighbor> {
+
+public:
+
+	typedef typename Neighbor::EOT EOT;
+	typedef typename EOT::Fitness Fitness;
+	typedef typename EOT::ElemType T;
+
+	/**
+	 * Constructor
+	 */
+
+	QAPIncrEval() {
+	}
+
+	/**
+	 * Destructor
+	 */
+
+	~QAPIncrEval() {
+	}
+
+	/**
+	 * Incremental evaluation of the QAP solution,function inline can be called from host or device
+	 * @param _sol the solution to evaluate
+	 * @param _fitness the fitness of the current solution
+	 * @param _index an array that contains a set of indexes corresponding to the current thread identifier neighbor the last element of this array contains neighborhood size
+	 */
+
+inline __host__ __device__ Fitness operator() (T * _sol,Fitness _fitness, unsigned int *_index) {
+
+	Fitness tmp=_fitness;
+
+	T tmp_sol[1];
+	/*
+	 * dev_a & dev_b are global device variable, data specific to QAP problem (flow & distance matices)
+	 * _index[i] the first position of swap
+	 * _index[i+1] the second position of swap
+	 */
+	for(unsigned i=0;i<NB_POS-1;i++) {
+		tmp=tmp+compute_delta(dev_a,dev_b,_sol,_index[i],_index[i+1]);
+		tmp_sol[0]=_sol[_index[i]];
+		_sol[_index[i]]=_sol[_index[i+1]];
+		_sol[_index[i+1]]=tmp_sol[0];
+	}
+	return tmp;
+
+}
+
+/**
+ *  compute the new fitness of the solution after permutation of pair(i,j)(function inline called from host  device)
+ * @param a the flow matrix of size*size (specific data of QAP problem must be declared as global device variable)
+ * @param b the distance matrix of size*size (specific data of QAP problem must be declared as global device variable)
+ * @param _sol the solution to evaluate
+ * @param i the first position of swap
+ * @param j the second position of swap
+ */
+
+inline __host__ __device__ int compute_delta(int * a,int * b,T * _sol, int i, int j) {
+
+
+	int d;
+	int k;
+	int n=SIZE;
+
+	    d = (a[i*n+i]-a[j*n+j])*(b[_sol[j]*n+_sol[j]]-b[_sol[i]*n+_sol[i]]) +
+	      (a[i*n+j]-a[j*n+i])*(b[_sol[j]*n+_sol[i]]-b[_sol[i]*n+_sol[j]]);
+	    for (k = 0; k < n; k = k + 1)
+	      if (k!=i && k!=j)
+		d = d + (a[k*n+i]-a[k*n+j])*(b[_sol[k]*n+_sol[j]]-b[_sol[k]*n+_sol[i]]) +
+		  (a[i*n+k]-a[j*n+k])*(b[_sol[j]*n+_sol[k]]-b[_sol[i]*n+_sol[k]]);
+	    return(d);
+
+}
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/problems/neighborhood/PPPNeighbor.h b/trunk/paradiseo-gpu/src/problems/neighborhood/PPPNeighbor.h
new file mode 100755
index 000000000..0d0d2009d
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/neighborhood/PPPNeighbor.h
@@ -0,0 +1,100 @@
+/*
+ <PPPNeighbor.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  ue,
+ 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".
+
+ 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 __PPPNeighbor_h
+#define __PPPNeighbor_h
+
+#include <neighborhood/moBackableNeighbor.h>
+#include <neighborhood/moXChangeNeighbor.h>
+
+/**
+ * A GPU X-BitFlipping Neighbor
+ */
+
+template<class EOT, class Fitness=typename EOT::Fitness>
+class PPPNeighbor: public moBackableNeighbor<EOT> , public moXChangeNeighbor<
+		EOT> {
+public:
+
+	using moXChangeNeighbor<EOT>::indices;
+	using moXChangeNeighbor<EOT>::xChange;
+	using moXChangeNeighbor<EOT>::key;
+
+	/**
+	 *Default Constructor
+	 */
+
+	PPPNeighbor() :
+		moXChangeNeighbor<EOT> () {
+	}
+
+	/**
+	 * Constructor
+	 * @param _xFlip the number of bit to flip
+	 */
+
+	PPPNeighbor(unsigned int _xFlip) :
+		moXChangeNeighbor<EOT> (_xFlip) {
+	}
+
+	/**
+	 * Apply the K-Flip in solution
+	 * @param _solution the solution to move
+	 */
+
+	virtual void move(EOT& _solution) {
+		for (unsigned int i = 0; i < xChange; i++)
+			_solution[indices[i]] = -_solution[indices[i]];
+
+		_solution.invalidate();
+
+	}
+
+	/**
+	 * apply the K-Flip to restore the solution (use by moFullEvalByModif)
+	 * @param _solution the solution to move back
+	 */
+
+	virtual void moveBack(EOT& _solution) {
+		move(_solution);
+	}
+
+	/**
+	 * Return the class name.
+	 * @return the class name as a std::string
+	 */
+
+	virtual std::string className() const {
+		return "PPPNeighbor";
+	}
+
+};
+
+#endif
+
diff --git a/trunk/paradiseo-gpu/src/problems/neighborhood/moGPUCustomizedNeighbor.h b/trunk/paradiseo-gpu/src/problems/neighborhood/moGPUCustomizedNeighbor.h
new file mode 100644
index 000000000..65657a315
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/neighborhood/moGPUCustomizedNeighbor.h
@@ -0,0 +1,106 @@
+/*
+ <moGPUCustomizedNeighbor.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Jerémie Humeau, 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 _moGPUCustomizedNeighbor_h
+#define _moGPUCustomizedNeighbor_h
+
+#include <neighborhood/moBackableNeighbor.h>
+#include <neighborhood/moXChangeNeighbor.h>
+#include <problems/types/moGPUSolType2Vector.h>
+
+/**
+ * Neighbor related to a solution vector composed by two vectors
+ */
+
+template<class Fitness>
+class moGPUCustomizedNeighbor: public moBackableNeighbor< moGPUSolType2Vector<Fitness> > ,
+public moXChangeNeighbor< moGPUSolType2Vector<Fitness> > {
+
+public:
+
+	using moXChangeNeighbor< moGPUSolType2Vector<Fitness> >::indices;
+	using moXChangeNeighbor< moGPUSolType2Vector<Fitness> >::xChange;
+	using moXChangeNeighbor< moGPUSolType2Vector<Fitness> >::key;
+	/**
+	 *Default Constructor
+	 */
+
+	moGPUCustomizedNeighbor() :
+		moXChangeNeighbor< moGPUSolType2Vector<Fitness> > () {
+	}
+
+	/**
+	 * Constructor
+	 * @param _xSwap the number of bit to swap
+	 */
+
+	moGPUCustomizedNeighbor(unsigned int _xSwap) :
+		moXChangeNeighbor< moGPUSolType2Vector<Fitness> > (_xSwap) {
+	}
+
+	/**
+	 * move the solution
+	 * @param _solution the solution to move
+	 */
+
+	virtual void move(moGPUSolType2Vector<Fitness> & _solution) {
+		std::cout<<"_solution"<<std::endl;
+		float tmp;
+		tmp = _solution[0].tab2[indices[0]];
+		_solution[0].tab2[indices[0]] = _solution[0].tab2[indices[1]];
+		_solution[0].tab2[indices[1]] = tmp;
+		std::cout<<_solution<<std::endl;
+		_solution.invalidate();
+	}
+
+	/**
+	 * apply the moveBack to restore the solution (use by moFullEvalByModif)
+	 * @param _solution the solution to move back
+	 */
+
+	virtual void moveBack(moGPUSolType2Vector<Fitness> & _solution) {
+		move(_solution);
+	}
+
+	/**
+	 * Return the class name.
+	 * @return the class name as a std::string
+	 */
+	virtual std::string className() const {
+		return "moGPUCustomizedNeighbor";
+	}
+
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/problems/types/PPPSolution.h b/trunk/paradiseo-gpu/src/problems/types/PPPSolution.h
new file mode 100644
index 000000000..f04995c51
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/types/PPPSolution.h
@@ -0,0 +1,131 @@
+/*
+ <PPPSolution.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 __PPPSolution_H_
+#define __PPPSolution_H_
+
+#include <GPUType/moGPUVector.h>
+
+/**
+ * Implementation of PPP vector representation on GPU.
+ */
+
+template<class Fitness>
+
+class PPPSolution: public moGPUVector<int, Fitness> {
+
+public:
+
+	using moGPUVector<int, Fitness>::vect;
+	using moGPUVector<int, Fitness>::N;
+
+	/**
+	 * Default constructor.
+	 */
+
+	PPPSolution() :
+		moGPUVector<int, Fitness> () {
+
+	}
+
+	/**
+	 *Constructor.
+	 *@param _size The neighborhood size.
+	 */
+
+	PPPSolution(unsigned _size) {
+
+		N = _size;
+
+		vect = new int[_size];
+
+		create();
+	}
+
+	/**
+	 *Assignment operator
+	 *@param _vector The vector passed to the function determine the new content.
+	 *@return a new vector.
+	 */
+
+	PPPSolution& operator=(const PPPSolution & _vector) {
+
+		N = _vector.N;
+		vect = new int[N];
+		for (unsigned i = 0; i < N; i++)
+			vect[i] = _vector.vect[i];
+		fitness(_vector.fitness());
+		return (*this);
+
+	}
+
+	/**
+	 *Initializer of random PPP vector.
+	 */
+	void create() {
+
+		for (int i = 0; i < N; i++) {
+			if ((rng.rand() % 2) == 0)
+				vect[i] = -1;
+			else
+				vect[i] = 1;
+		}
+	}
+
+	/**
+	 *Function inline to set the size of vector, called from host and device.
+	 *@param _size the vector size
+	 */
+
+	virtual void setSize(unsigned _size){
+		N=_size;
+	}
+	/**
+	 * Print the solution
+	 */
+
+	virtual void printOn(std::ostream& os) const {
+		EO<Fitness>::printOn(os);
+		os << ' ';
+		os << N << ' ';
+		unsigned int i;
+		for (i = 0; i < N; i++)
+			os << vect[i] << ' ';
+
+	}
+
+};
+
+#endif
+
diff --git a/trunk/paradiseo-gpu/src/problems/types/moGPUCustomizeType.h b/trunk/paradiseo-gpu/src/problems/types/moGPUCustomizeType.h
new file mode 100644
index 000000000..2e068badf
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/types/moGPUCustomizeType.h
@@ -0,0 +1,116 @@
+/*
+ <moGPUCustomizeType.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 _moGPUCustomizeType_H_
+#define _moGPUCustomizeType_H_
+
+/**
+ * Implementation of an Example of customized type
+ */
+
+template<class T1, class T2>
+struct sol2Type {
+
+	T1 tab1[SIZE];
+	T2 tab2[SIZE];
+
+inline __host__ __device__ sol2Type& operator=(const sol2Type _vector) {
+	for (unsigned i = 0; i < SIZE; i++) {
+
+		tab1[i] = _vector.tab1[i];
+		tab2[i] = _vector.tab2[i];
+	}
+	return (*this);
+}
+
+inline __host__ __device__ unsigned size() {
+
+	return SIZE;
+
+}
+};
+
+
+template<class T1, class T2,class T3>
+struct sol3Type {
+
+	T1 tab1[SIZE];
+	T2 tab2[SIZE];
+	T3 tab3[SIZE];
+
+inline __host__ __device__ sol3Type& operator=(const sol3Type _vector) {
+
+	for (unsigned i = 0; i < SIZE; i++) {
+
+		tab1[i] = _vector.tab1[i];
+		tab2[i] = _vector.tab2[i];
+		tab3[i] = _vector.tab3[i];
+	}
+	return (*this);
+}
+
+inline __host__ __device__ unsigned size() {
+
+	return SIZE;
+
+}
+};
+
+template<class T1, class T2,class T3,class T4>
+struct sol4Type {
+
+	T1 tab1[SIZE];
+	T2 tab2[SIZE];
+	T3 tab3[SIZE];
+	T4 tab4[SIZE];
+
+inline __host__ __device__ sol4Type& operator=(const sol4Type _vector) {
+
+	for (unsigned i = 0; i < SIZE; i++) {
+		tab1[i] = _vector.tab1[i];
+		tab2[i] = _vector.tab2[i];
+		tab3[i] = _vector.tab3[i];
+		tab4[i] = _vector.tab4[i];
+	}
+	return (*this);
+}
+
+inline __host__ __device__ unsigned size() {
+
+	return SIZE;
+
+}
+};
+
+#endif
diff --git a/trunk/paradiseo-gpu/src/problems/types/moGPUSolType2Vector.h b/trunk/paradiseo-gpu/src/problems/types/moGPUSolType2Vector.h
new file mode 100755
index 000000000..3ed1eea58
--- /dev/null
+++ b/trunk/paradiseo-gpu/src/problems/types/moGPUSolType2Vector.h
@@ -0,0 +1,141 @@
+/*
+ <moGPUSolType2Vector.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Karima Boufaras, 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 _moGPUSolType2Vector_H_
+#define _moGPUSolType2Vector_H_
+
+#include <GPUType/moGPUVector.h>
+#include <problems/types/moGPUCustomizeType.h>
+
+/**
+ * An Example of a customized vector representation on GPU.
+ */
+
+typedef struct sol2Type<int, float> ElemType;
+template<class Fitness>
+class moGPUSolType2Vector: public moGPUVector<ElemType, Fitness> {
+
+public:
+	/**
+	 * Define vector type of vector corresponding to Solution
+	 */
+
+	using moGPUVector<ElemType, Fitness>::vect;
+	using moGPUVector<ElemType, Fitness>::N;
+
+	/**
+	 * Default constructor.
+	 */
+
+	moGPUSolType2Vector() :
+		moGPUVector<ElemType, Fitness> () {
+	}
+
+	/**
+	 *Constructor.
+	 *@param _size The size of the vector to create.
+	 */
+
+	moGPUSolType2Vector(unsigned _size) :
+		moGPUVector<ElemType, Fitness> (_size) {
+		create();
+	}
+
+	/**
+	 *Assignment operator
+	 *@param _vector The vector passed to the function determine the new content.
+	 *@return a new vector.
+	 */
+
+	moGPUSolType2Vector<Fitness> & operator=(
+			const moGPUSolType2Vector<Fitness> & _vector) {
+
+		vect[0] = _vector[0];
+		if (!(_vector.invalid()))
+			fitness(_vector.fitness());
+		else
+			(*this).invalidate();
+		return (*this);
+	}
+
+	/**
+	 *How to fill the vector.
+	 */
+
+	virtual void create() {
+
+		for (int i = 0; i < vect[0].size(); i++) {
+			vect[0].tab1[i] = (int) (rng.rand() % (vect[0].size() - i) + i);
+			vect[0].tab2[i] = (float) (rng.rand() % (vect[0].size() - i) + i);
+		}
+	}
+
+	/**
+	 *Function inline to set the size of vector, called from host and device.
+	 *@param _size the vector size
+	 */
+
+	virtual void setSize(unsigned _size) {
+		N = _size;
+	}
+	/**
+	 * Print the solution
+	 */
+
+	virtual void printOn(std::ostream& os) const {
+
+		EO<Fitness>::printOn(os);
+		os << ' ';
+		os << vect[0].size() << ' ';
+		unsigned int i;
+		for (i = 0; i < vect[0].size(); i++) {
+			os << vect[0].tab1[i] << ' ';
+		}
+		os << endl;
+		for (i = 0; i < vect[0].size(); i++) {
+			os << vect[0].tab2[i] << ' ';
+		}
+		os << endl;
+
+	}
+
+inline __host__ __device__ unsigned size() {
+
+	return N;
+
+}
+
+};
+
+#endif