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one bugfix and one optimization

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This commit is contained in:
Benoit Jacob 2008-01-11 16:06:31 +00:00
parent bcf7b29185
commit e05a1aba1d
1 changed files with 5 additions and 1 deletions
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6
Eigen/src/Core/Identity.h
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@ -120,11 +120,15 @@ bool MatrixBase<Scalar, Derived>::isIdentity
for(int i = 0; i < rows(); i++)
{
if(i == j)
{
if(!Eigen::isApprox(coeff(i, j), static_cast<Scalar>(1), prec))
return false;
}
else
if(!Eigen::isMuchSmallerThan(coeff(i, j), static_cast<Scalar>(1), prec))
{
if(!Eigen::isMuchSmallerThan(coeff(i, j), static_cast<RealScalar>(1), prec))
return false;
}
}
}
return true;