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Replace usage of deprecated Eigen class MappedSparseMatrix. (#3499)

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* Replace usage of deprecated Eigen class

Eigen::MappedSparseMatrix has been deprecated since Eigen 3.3 from 2016. Use the equivalent modern syntax Eigen::Map<Eigen::SparseMatrix<...>>.

* Update eigen.h

* Update eigen.h
This commit is contained in:
Rasmus Munk Larsen 2021-11-22 17:01:35 -08:00 committed by GitHub
parent fe65693c72
commit 70a58c577e
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1 changed files with 7 additions and 3 deletions
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10
include/pybind11/eigen.h
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@ -50,8 +50,12 @@ PYBIND11_NAMESPACE_BEGIN(detail)
#if EIGEN_VERSION_AT_LEAST(3,3,0)
using EigenIndex = Eigen::Index;
template<typename Scalar, int Flags, typename StorageIndex>
using EigenMapSparseMatrix = Eigen::Map<Eigen::SparseMatrix<Scalar, Flags, StorageIndex>>;
#else
using EigenIndex = EIGEN_DEFAULT_DENSE_INDEX_TYPE;
template<typename Scalar, int Flags, typename StorageIndex>
using EigenMapSparseMatrix = Eigen::MappedSparseMatrix<Scalar, Flags, StorageIndex>;
#endif
// Matches Eigen::Map, Eigen::Ref, blocks, etc:
@ -571,9 +575,9 @@ struct type_caster<Type, enable_if_t<is_eigen_sparse<Type>::value>> {
if (!values || !innerIndices || !outerIndices)
return false;
value = Eigen::MappedSparseMatrix<Scalar,
Type::Flags & (Eigen::RowMajor | Eigen::ColMajor),
StorageIndex>(
value = EigenMapSparseMatrix<Scalar,
Type::Flags & (Eigen::RowMajor | Eigen::ColMajor),
StorageIndex>(
shape[0].cast<Index>(), shape[1].cast<Index>(), nnz,
outerIndices.mutable_data(), innerIndices.mutable_data(), values.mutable_data());