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* remove ei_index, and let ei_traits propagate the index types

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* add an Index type template parapeter to sparse objects
This commit is contained in:
Gael Guennebaud
2010-06-03 08:41:11 +02:00
parent 38d8352b7b
commit 8350ab9fb8
40 changed files with 162 additions and 156 deletions
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6
Eigen/src/Sparse/SparseProduct.h
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@@ -57,6 +57,8 @@ struct ei_traits<SparseProduct<LhsNested, RhsNested> >
typedef typename ei_cleantype<LhsNested>::type _LhsNested;
typedef typename ei_cleantype<RhsNested>::type _RhsNested;
typedef typename _LhsNested::Scalar Scalar;
typedef typename ei_promote_index_type<typename ei_traits<_LhsNested>::Index,
typename ei_traits<_RhsNested>::Index>::type Index;
enum {
LhsCoeffReadCost = _LhsNested::CoeffReadCost,
@@ -236,7 +238,7 @@ static void ei_sparse_product_impl(const Lhs& lhs, const Rhs& rhs, ResultType& r
ei_assert(lhs.outerSize() == rhs.innerSize());
// allocate a temporary buffer
AmbiVector<Scalar> tempVector(rows);
AmbiVector<Scalar,Index> tempVector(rows);
// estimate the number of non zero entries
float ratioLhs = float(lhs.nonZeros())/(float(lhs.rows())*float(lhs.cols()));
@@ -264,7 +266,7 @@ static void ei_sparse_product_impl(const Lhs& lhs, const Rhs& rhs, ResultType& r
}
}
res.startVec(j);
for (typename AmbiVector<Scalar>::Iterator it(tempVector); it; ++it)
for (typename AmbiVector<Scalar,Index>::Iterator it(tempVector); it; ++it)
res.insertBackByOuterInner(j,it.index()) = it.value();
}
res.finalize();