/***************************************
	Auteur : Pierre Aubert
	Mail : aubertp7@gmail.com
	Licence : CeCILL-C
****************************************/

#include "micro_benchmark.h"

#include "temporary_alloc.h"

#include "intrinsics_propagation.h"

///Get the number of nanoseconds per elements
/**	@param nbElement : number of elements of the tables
*/
void evaluateGrayScott(size_t nbElement){

	size_t nbRow(nbElement*PLIB_VECTOR_SIZE_FLOAT);
	size_t nbCol(nbElement*PLIB_VECTOR_SIZE_FLOAT*2lu);

	nbElement = nbRow*nbCol;

	PTensor<float> tmpInU, tmpInV, tmpOutU, tmpOutV;
	float *tmpU1 = NULL, *tmpU2 = NULL, *tmpV1 = NULL, *tmpV2 = NULL;
	allocate_temporary(tmpU1, tmpU2, tmpV1, tmpV2, tmpInU, tmpInV, tmpOutU, tmpOutV, nbRow, nbCol);

	float diffudionRateU(0.1f), diffusionRateV(0.05f);
	float killRate(0.054f), feedRate(0.014f), dt(1.0f);
	long nbStencilRow(3l), nbStencilCol(3l);

	float matDeltaSquare[] = 	{1.0f, 1.0f, 1.0f,
					1.0f, 1.0f, 1.0f,
					1.0f, 1.0f, 1.0f};

	//Let's convert these temporaries into intrinsics temporaries
	PTensor<float> tmpVecInU(AllocMode::ALIGNED), tmpVecInV(AllocMode::ALIGNED), tmpVecOutU(AllocMode::ALIGNED), tmpVecOutV(AllocMode::ALIGNED);
	tmpVecInU.fromScalToVecNeigbhour(tmpInU, PLIB_VECTOR_SIZE_FLOAT);
	tmpVecInV.fromScalToVecNeigbhour(tmpInV, PLIB_VECTOR_SIZE_FLOAT);
	tmpVecOutU.fromScalToVecNeigbhour(tmpOutU, PLIB_VECTOR_SIZE_FLOAT);
	tmpVecOutV.fromScalToVecNeigbhour(tmpOutV, PLIB_VECTOR_SIZE_FLOAT);

	PTensor<float> vecMatDeltaSquare(AllocMode::ALIGNED, nbStencilRow, nbStencilCol*PLIB_VECTOR_SIZE_FLOAT);
	reshuffle_broadcastTensor(vecMatDeltaSquare.getData(), matDeltaSquare, nbStencilRow, nbStencilCol, 0lu, PLIB_VECTOR_SIZE_FLOAT);

	tmpU1 = tmpVecInU.getData();
	tmpU2 = tmpVecInV.getData();
	tmpV1 = tmpVecOutU.getData();
	tmpV2 = tmpVecOutV.getData();
	float * ptrVecMatStencil = vecMatDeltaSquare.getData();

	size_t nbVecRow(tmpVecInV.getFullNbRow()), nbVecCol(tmpVecInV.getNbCol());

	micro_benchmarkAutoNsPrint("evaluate GrayScott reaction, intrinsics", nbElement, grayscott_propagation, 
					tmpU2, tmpV2, tmpU1, tmpV1, nbVecRow, nbVecCol,
					ptrVecMatStencil, nbStencilRow, nbStencilCol,
					diffudionRateU, diffusionRateV, feedRate, killRate, dt);

}

int main(int argc, char** argv){
	return micro_benchmarkParseArg(argc, argv, evaluateGrayScott);
}