Impala Documentation

template<class ElemT>

void Impala::Core::Vector::OutProduct	(	VectorTem< ElemT > *&	dst,
		VectorTem< ElemT > &	v1,
		VectorTem< ElemT > &	v2
	)			`[inline]`

outer product of 2 vectors.

Definition at line 18 of file OutProduct.h.

References Impala::Core::Vector::VectorTem< ElemT >::GetData(), Impala::Core::Vector::VectorTem< ElemT >::Size(), and Impala::Core::Vector::VectorTem< ElemT >::Valid().

00019 {
00020     int len = v1.Size() * v2.Size();
00021     if (!dst->Valid() )
00022         dst = new Vector::VectorTem<ElemT>(len);
00023 
00024     ElemT* p1 = v1.GetData();
00025     ElemT* p2 = v2.GetData();
00026     for (int i=0 ; i<v1.Size() ; i++)
00027         for (int j=0 ; j<v2.Size() ; j++)
00028         {
00029             int idx = j+(i*v2.Size());
00030             (*dst)[idx] = p1[i] * p2[j];
00031         }
00032 }

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