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Added support for fp16 to test_isApprox, test_isMuchSmallerThan, and test_isApproxOrLessThan

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This commit is contained in:
Benoit Steiner 2016-04-14 10:25:50 -07:00
parent 5c13765ee3
commit 7b3d7acebe
1 changed files with 8 additions and 4 deletions
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12
test/main.h
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@ -316,9 +316,9 @@ inline bool test_isMuchSmallerThan(const float& a, const float& b)
{ return internal::isMuchSmallerThan(a, b, test_precision<float>()); } { return internal::isMuchSmallerThan(a, b, test_precision<float>()); }
inline bool test_isApproxOrLessThan(const float& a, const float& b) inline bool test_isApproxOrLessThan(const float& a, const float& b)
{ return internal::isApproxOrLessThan(a, b, test_precision<float>()); } { return internal::isApproxOrLessThan(a, b, test_precision<float>()); }
inline bool test_isApprox(const double& a, const double& b) inline bool test_isApprox(const double& a, const double& b)
{ return internal::isApprox(a, b, test_precision<double>()); } { return internal::isApprox(a, b, test_precision<double>()); }
inline bool test_isMuchSmallerThan(const double& a, const double& b) inline bool test_isMuchSmallerThan(const double& a, const double& b)
{ return internal::isMuchSmallerThan(a, b, test_precision<double>()); } { return internal::isMuchSmallerThan(a, b, test_precision<double>()); }
inline bool test_isApproxOrLessThan(const double& a, const double& b) inline bool test_isApproxOrLessThan(const double& a, const double& b)
@ -359,6 +359,12 @@ inline bool test_isApproxOrLessThan(const long double& a, const long double& b)
{ return internal::isApproxOrLessThan(a, b, test_precision<long double>()); } { return internal::isApproxOrLessThan(a, b, test_precision<long double>()); }
#endif // EIGEN_TEST_NO_LONGDOUBLE #endif // EIGEN_TEST_NO_LONGDOUBLE
inline bool test_isApprox(const half& a, const half& b)
{ return internal::isApprox(a, b, test_precision<half>()); }
inline bool test_isMuchSmallerThan(const half& a, const half& b)
{ return internal::isMuchSmallerThan(a, b, test_precision<half>()); }
inline bool test_isApproxOrLessThan(const half& a, const half& b)
{ return internal::isApproxOrLessThan(a, b, test_precision<half>()); }
// test_relative_error returns the relative difference between a and b as a real scalar as used in isApprox. // test_relative_error returns the relative difference between a and b as a real scalar as used in isApprox.
template<typename T1,typename T2> template<typename T1,typename T2>
@ -426,9 +432,7 @@ template<typename T1,typename T2>
typename NumTraits<T1>::Real test_relative_error(const T1 &a, const T2 &b, typename internal::enable_if<internal::is_arithmetic<typename NumTraits<T1>::Real>::value, T1>::type* = 0) typename NumTraits<T1>::Real test_relative_error(const T1 &a, const T2 &b, typename internal::enable_if<internal::is_arithmetic<typename NumTraits<T1>::Real>::value, T1>::type* = 0)
{ {
typedef typename NumTraits<T1>::Real RealScalar; typedef typename NumTraits<T1>::Real RealScalar;
using std::min; return numext::sqrt(RealScalar(numext::abs2(a-b))/RealScalar((numext::mini)(numext::abs2(a),numext::abs2(b))));
using std::sqrt;
return sqrt(RealScalar(numext::abs2(a-b))/RealScalar((min)(numext::abs2(a),numext::abs2(b))));
} }
template<typename T> template<typename T>