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Fix bug #838: detect outer products from either the lhs or rhs

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This commit is contained in:
Gael Guennebaud 2014-07-11 17:15:26 +02:00
parent c0f76ce2cf
commit a20e2462bf
2 changed files with 10 additions and 3 deletions
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7
Eigen/src/SparseCore/SparseUtil.h
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@ -84,8 +84,11 @@ template<typename Lhs, typename Rhs> class DenseTimeSparseProduct;
template<typename Lhs, typename Rhs, bool Transpose> class SparseDenseOuterProduct;
template<typename Lhs, typename Rhs> struct SparseSparseProductReturnType;
template<typename Lhs, typename Rhs, int InnerSize = internal::traits<Lhs>::ColsAtCompileTime> struct DenseSparseProductReturnType;
template<typename Lhs, typename Rhs, int InnerSize = internal::traits<Lhs>::ColsAtCompileTime> struct SparseDenseProductReturnType;
template<typename Lhs, typename Rhs,
int InnerSize = EIGEN_SIZE_MIN_PREFER_FIXED(internal::traits<Lhs>::ColsAtCompileTime,internal::traits<Rhs>::RowsAtCompileTime)> struct DenseSparseProductReturnType;
template<typename Lhs, typename Rhs,
int InnerSize = EIGEN_SIZE_MIN_PREFER_FIXED(internal::traits<Lhs>::ColsAtCompileTime,internal::traits<Rhs>::RowsAtCompileTime)> struct SparseDenseProductReturnType;
template<typename MatrixType,int UpLo> class SparseSymmetricPermutationProduct;
namespace internal {

4
test/sparse_product.cpp
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@ -100,18 +100,22 @@ template<typename SparseMatrixType> void sparse_product()
Index r1 = internal::random<Index>(0,depth-1);
VERIFY_IS_APPROX( m4=m2.col(c)*refMat3.col(c1).transpose(), refMat4=refMat2.col(c)*refMat3.col(c1).transpose());
VERIFY_IS_APPROX( m4=m2.middleCols(c,1)*refMat3.col(c1).transpose(), refMat4=refMat2.col(c)*refMat3.col(c1).transpose());
VERIFY_IS_APPROX(dm4=m2.col(c)*refMat3.col(c1).transpose(), refMat4=refMat2.col(c)*refMat3.col(c1).transpose());
VERIFY_IS_APPROX(m4=refMat3.col(c1)*m2.col(c).transpose(), refMat4=refMat3.col(c1)*refMat2.col(c).transpose());
VERIFY_IS_APPROX(m4=refMat3.col(c1)*m2.middleCols(c,1).transpose(), refMat4=refMat3.col(c1)*refMat2.col(c).transpose());
VERIFY_IS_APPROX(dm4=refMat3.col(c1)*m2.col(c).transpose(), refMat4=refMat3.col(c1)*refMat2.col(c).transpose());
VERIFY_IS_APPROX( m4=refMat3.row(r1).transpose()*m2.col(c).transpose(), refMat4=refMat3.row(r1).transpose()*refMat2.col(c).transpose());
VERIFY_IS_APPROX(dm4=refMat3.row(r1).transpose()*m2.col(c).transpose(), refMat4=refMat3.row(r1).transpose()*refMat2.col(c).transpose());
VERIFY_IS_APPROX( m4=m2.row(r).transpose()*refMat3.col(c1).transpose(), refMat4=refMat2.row(r).transpose()*refMat3.col(c1).transpose());
VERIFY_IS_APPROX( m4=m2.middleRows(r,1).transpose()*refMat3.col(c1).transpose(), refMat4=refMat2.row(r).transpose()*refMat3.col(c1).transpose());
VERIFY_IS_APPROX(dm4=m2.row(r).transpose()*refMat3.col(c1).transpose(), refMat4=refMat2.row(r).transpose()*refMat3.col(c1).transpose());
VERIFY_IS_APPROX( m4=refMat3.col(c1)*m2.row(r), refMat4=refMat3.col(c1)*refMat2.row(r));
VERIFY_IS_APPROX( m4=refMat3.col(c1)*m2.middleRows(r,1), refMat4=refMat3.col(c1)*refMat2.row(r));
VERIFY_IS_APPROX(dm4=refMat3.col(c1)*m2.row(r), refMat4=refMat3.col(c1)*refMat2.row(r));
VERIFY_IS_APPROX( m4=refMat3.row(r1).transpose()*m2.row(r), refMat4=refMat3.row(r1).transpose()*refMat2.row(r));