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Use M_PI instead of acos(-1) for pi

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Deanna Hood
2015-03-22 06:04:31 +10:00
parent 4bab4790c0
commit 83e5b7656b
2 changed files with 2 additions and 3 deletions
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3
Eigen/src/Core/MathFunctions.h
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@@ -421,8 +421,7 @@ struct round_retval
EIGEN_DEVICE_FUNC
static inline RealScalar run(const Scalar& x)
{
const double pi = std::acos(-1.0);
return (x < 0.0) ? pi : 0.0; }
return (x < 0.0) ? M_PI : 0.0; }
};
template<typename Scalar>