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bug #1283: quick fix for products involving uncommon general block access to vectors.

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This commit is contained in:
Gael Guennebaud 2016-08-31 08:17:15 +02:00
parent 8c48d42530
commit 3456247437
1 changed files with 4 additions and 4 deletions
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8
Eigen/src/Core/ProductEvaluators.h
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@ -530,8 +530,8 @@ struct product_evaluator<Product<Lhs, Rhs, LazyProduct>, ProductTag, DenseShape,
*/
EIGEN_DEVICE_FUNC const CoeffReturnType coeff(Index index) const
{
const Index row = RowsAtCompileTime == 1 ? 0 : index;
const Index col = RowsAtCompileTime == 1 ? index : 0;
const Index row = (RowsAtCompileTime == 1 || MaxRowsAtCompileTime==1) ? 0 : index;
const Index col = (RowsAtCompileTime == 1 || MaxRowsAtCompileTime==1) ? index : 0;
return (m_lhs.row(row).transpose().cwiseProduct( m_rhs.col(col) )).sum();
}
@ -549,8 +549,8 @@ struct product_evaluator<Product<Lhs, Rhs, LazyProduct>, ProductTag, DenseShape,
template<int LoadMode, typename PacketType>
const PacketType packet(Index index) const
{
const Index row = RowsAtCompileTime == 1 ? 0 : index;
const Index col = RowsAtCompileTime == 1 ? index : 0;
const Index row = (RowsAtCompileTime == 1 || MaxRowsAtCompileTime==1) ? 0 : index;
const Index col = (RowsAtCompileTime == 1 || MaxRowsAtCompileTime==1) ? index : 0;
return packet<LoadMode,PacketType>(row,col);
}