phoenix_template_alloc.cpp File Reference

#include <string.h>
#include "phoenix_template_alloc.h"

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Functions
void	phoenix_copyShape (size_t *&destTabDim, const size_t *tabDim, size_t nbDim)
	Copy a shape of a tensor into an other.
void	phoenix_copyShape (size_t *&destTabDim, size_t &destNbDim, const size_t *tabDim, size_t nbDim)
	Copy a shape of a tensor into an other.
size_t	phoenix_getFullSize (const size_t *tabDim, size_t nbDim)
	Get the fulle size of the tensor.
bool	phoenix_isSameShape (const size_t *tabDim1, size_t nbDim1, const size_t *tabDim2, size_t nbDim2)
	Say if two shapes are the same or not.

Function Documentation

phoenix_copyShape() [1/2]

void phoenix_copyShape	(	size_t *&	destTabDim,
		const size_t *	tabDim,
		size_t	nbDim )

Copy a shape of a tensor into an other.

Parameters

[out]	destTabDim	: copy of the table of the size of each dimension
	tabDim	: table of the size of each dimension
	nbDim	: number of dimensions

Definition at line 28 of file phoenix_template_alloc.cpp.

                                                                                 {
        if(destTabDim != NULL){
                delete [] destTabDim;
                destTabDim = NULL;
        }
        if(nbDim == 0lu || tabDim == NULL){
                destTabDim = NULL;
                return;
        }
        destTabDim = new size_t[nbDim];
        memcpy(destTabDim, tabDim, nbDim*sizeof(size_t));
}

Referenced by phoenix_copyShape().

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phoenix_copyShape() [2/2]

void phoenix_copyShape	(	size_t *&	destTabDim,
		size_t &	destNbDim,
		const size_t *	tabDim,
		size_t	nbDim )

Copy a shape of a tensor into an other.

Parameters

[out]	destTabDim	: copy of the table of the size of each dimension
[out]	destNbDim	: copy of the number of dimensions
	tabDim	: table of the size of each dimension
	nbDim	: number of dimensions

Definition at line 47 of file phoenix_template_alloc.cpp.

                                                                                                     {
        destNbDim = nbDim;
        phoenix_copyShape(destTabDim, tabDim, nbDim);
}

References phoenix_copyShape().

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phoenix_getFullSize()

size_t phoenix_getFullSize	(	const size_t *	tabDim,
		size_t	nbDim )

Get the fulle size of the tensor.

Parameters

tabDim	: table of the dimensions of the tensor
nbDim	: number of dimensions of the tensor

Returns

size of the tensor

Definition at line 15 of file phoenix_template_alloc.cpp.

                                                               {
        size_t fullSize(1lu);
        for(size_t i(0lu); i < nbDim; ++i){
                fullSize *= tabDim[i];
        }
        return fullSize;
}

Referenced by phoenix_template_alloc().

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phoenix_isSameShape()

bool phoenix_isSameShape	(	const size_t *	tabDim1,
		size_t	nbDim1,
		const size_t *	tabDim2,
		size_t	nbDim2 )

Say if two shapes are the same or not.

Parameters

tabDim1	: table of the size of each dimension
nbDim1	: number of dimensions
tabDim2	: table of the size of each dimension
nbDim2	: number of dimensions

Returns

true if the shapes are equal, false otherwise

Definition at line 59 of file phoenix_template_alloc.cpp.

                                                                                                      {
        if(tabDim1 == NULL && tabDim2 == NULL){return true;}
        if(nbDim1 != nbDim2 || tabDim1 == NULL || tabDim2 == NULL){return false;}
        bool isSameSize(true);
        size_t i(0lu);
        while(isSameSize && i < nbDim1){
                isSameSize = tabDim1[i] == tabDim2[i];
                ++i;
        }
        return isSameSize;
}