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fix bug reported by Moritz Lenz about random setter

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This commit is contained in:
Gael Guennebaud 2009-05-18 17:26:01 +02:00
parent e3d64cb418
commit e0832d5d93
1 changed files with 3 additions and 4 deletions
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7
Eigen/src/Sparse/RandomSetter.h
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@ -45,7 +45,7 @@ template<typename Scalar> struct StdMapTraits
* *
* To use it you need to both define EIGEN_UNORDERED_MAP_SUPPORT and include the unordered_map header file * To use it you need to both define EIGEN_UNORDERED_MAP_SUPPORT and include the unordered_map header file
* yourself making sure that unordered_map is defined in the std namespace. * yourself making sure that unordered_map is defined in the std namespace.
* *
* For instance, with current version of gcc you can either enable C++0x standard (-std=c++0x) or do: * For instance, with current version of gcc you can either enable C++0x standard (-std=c++0x) or do:
* \code * \code
* #include <tr1/unordered_map> * #include <tr1/unordered_map>
@ -151,7 +151,7 @@ template<typename Scalar> struct GoogleSparseHashMapTraits
* - \#include <google/dense_hash_map> yourself \b before Eigen/Sparse header * - \#include <google/dense_hash_map> yourself \b before Eigen/Sparse header
* - define EIGEN_GOOGLEHASH_SUPPORT * - define EIGEN_GOOGLEHASH_SUPPORT
* In the later case the inclusion of <google/dense_hash_map> is made for you. * In the later case the inclusion of <google/dense_hash_map> is made for you.
* *
* \see http://code.google.com/p/google-sparsehash/ * \see http://code.google.com/p/google-sparsehash/
*/ */
template<typename SparseMatrixType, template<typename SparseMatrixType,
@ -229,7 +229,6 @@ class RandomSetter
int prevOuter = -1; int prevOuter = -1;
for (int k=0; k<m_outerPackets; ++k) for (int k=0; k<m_outerPackets; ++k)
{ {
mp_target->startVec(k);
const int outerOffset = (1<<OuterPacketBits) * k; const int outerOffset = (1<<OuterPacketBits) * k;
typename HashMapType::iterator end = m_hashmaps[k].end(); typename HashMapType::iterator end = m_hashmaps[k].end();
for (typename HashMapType::iterator it = m_hashmaps[k].begin(); it!=end; ++it) for (typename HashMapType::iterator it = m_hashmaps[k].begin(); it!=end; ++it)
@ -314,7 +313,7 @@ class RandomSetter
return m_hashmaps[outerMajor][key].value; return m_hashmaps[outerMajor][key].value;
} }
/** \returns the number of non zero coefficients /** \returns the number of non zero coefficients
* *
* \note According to the underlying map/hash_map implementation, * \note According to the underlying map/hash_map implementation,
* this function might be quite expensive. * this function might be quite expensive.