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add the bench file for the RandomSetter

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This commit is contained in:
Gael Guennebaud
2008-10-21 00:05:45 +00:00
parent 3645d6c138
commit 9e02e42ff6
2 changed files with 117 additions and 4 deletions
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17
Eigen/src/Sparse/RandomSetter.h
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@@ -90,12 +90,12 @@ class RandomSetter
inline RandomSetter(SparseMatrixType& target)
: mp_target(&target)
{
int outerPackets = target.outerSize() >> OuterPacketBits;
m_outerPackets = target.outerSize() >> OuterPacketBits;
if (target.outerSize()&OuterPacketMask)
outerPackets += 1;
m_hashmaps = new HashMapType[outerPackets];
m_outerPackets += 1;
m_hashmaps = new HashMapType[m_outerPackets];
KeyType ik = (1<<OuterPacketBits)*mp_target->innerSize()+1;
for (int k=0; k<outerPackets; ++k)
for (int k=0; k<m_outerPackets; ++k)
HashMapTraits<ScalarWrapper>::setInvalidKey(m_hashmaps[k],ik);
}
@@ -115,11 +115,20 @@ class RandomSetter
return m_hashmaps[outerMajor][key].value;
}
int nonZeros() const
{
int nz = 0;
for (int k=0; k<m_outerPackets; ++k)
nz += m_hashmaps[k].size();
return nz;
}
protected:
HashMapType* m_hashmaps;
SparseMatrixType* mp_target;
int m_outerPackets;
};
#endif // EIGEN_RANDOMSETTER_H