diff options
| author |  Gael Guennebaud <g.gael@free.fr> | 2016-12-02 11:32:03 +0100 |
|---|---|---|
| committer | Gael Guennebaud <g.gael@free.fr> | 2016-12-02 11:32:03 +0100 |
| commit | d2718d662c9759c29ed98456ab4abb128fc1a614 (patch) | |
| tree | 3e9a590acc61e1c60e1740ed9124bc35d4edf913 /bench/btl/libs/eigen3/eigen3_interface.hh | |
| parent | 8c24723a09cd6b3852d2a5a0748f6a250d1d40f5 (diff) | |
Re-enable A^T*A action in BTL
Diffstat (limited to 'bench/btl/libs/eigen3/eigen3_interface.hh')
| -rw-r--r-- | bench/btl/libs/eigen3/eigen3_interface.hh | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/bench/btl/libs/eigen3/eigen3_interface.hh b/bench/btl/libs/eigen3/eigen3_interface.hh index b821fd721..2e302d072 100644 --- a/bench/btl/libs/eigen3/eigen3_interface.hh +++ b/bench/btl/libs/eigen3/eigen3_interface.hh @@ -92,9 +92,11 @@ public : X.noalias() = A.transpose()*B.transpose(); } -// static inline void ata_product(const gene_matrix & A, gene_matrix & X, int /*N*/){ -// X.noalias() = A.transpose()*A; -// } + static inline void ata_product(const gene_matrix & A, gene_matrix & X, int /*N*/){ + //X.noalias() = A.transpose()*A; + X.template triangularView<Lower>().setZero(); + X.template selfadjointView<Lower>().rankUpdate(A.transpose()); + } static inline void aat_product(const gene_matrix & A, gene_matrix & X, int /*N*/){ X.template triangularView<Lower>().setZero(); |