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use struct instead

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This commit is contained in:
Janek Kozicki
2021-07-19 00:56:41 +02:00
parent d01e7e9b77
commit 98bef0c0ca
4 changed files with 32 additions and 20 deletions
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17
test/test_cpp_double_float_comparision.cpp
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@@ -25,15 +25,18 @@
#include <iomanip>
namespace test_cpp_double_comparision {
// TODO: this looks like a duplicate from test_cpp_double_float_arithmetic.cpp file.
template<typename FloatingPointType> constexpr bool is_floating_point = std::is_floating_point<FloatingPointType>::value
// FIXME: this looks like a duplicate from test_cpp_double_float_comparision.cpp file.
template<typename FloatingPointType> struct is_floating_point {
static const bool value;
};
template<typename FloatingPointType> const bool is_floating_point<FloatingPointType>::value = std::is_floating_point<FloatingPointType>::value
#ifdef BOOST_MATH_USE_FLOAT128
or std::is_same<FloatingPointType,boost::multiprecision::float128>::value
#endif
;
template <typename FloatingPointType,
typename std::enable_if<is_floating_point<FloatingPointType>, bool>::type = true>
typename std::enable_if<is_floating_point<FloatingPointType>::value, bool>::type = true>
FloatingPointType uniform_real()
{
//static std::random_device rd;
@@ -44,7 +47,7 @@ FloatingPointType uniform_real()
}
template <typename NumericType,
typename std::enable_if<std::is_integral<NumericType>::value && !is_floating_point<NumericType>, bool>::type = true>
typename std::enable_if<std::is_integral<NumericType>::value && !is_floating_point<NumericType>::value, bool>::type = true>
NumericType uniform_integral_number()
{
NumericType out = 0;
@@ -61,14 +64,14 @@ int rand_in_range(int a, int b)
}
template <typename NumericType,
typename std::enable_if<std::is_integral<NumericType>::value && !is_floating_point<NumericType>, bool>::type = true>
typename std::enable_if<std::is_integral<NumericType>::value && !is_floating_point<NumericType>::value, bool>::type = true>
NumericType uniform_rand()
{
return uniform_integral_number<NumericType>();
}
template <typename FloatingPointType,
typename std::enable_if<is_floating_point<FloatingPointType>, bool>::type = true>
typename std::enable_if<is_floating_point<FloatingPointType>::value, bool>::type = true>
FloatingPointType uniform_rand()
{
return uniform_real<FloatingPointType>();
@@ -88,7 +91,7 @@ NumericType log_rand()
return uniform_integral_number<NumericType>() >> int(uniform_real<float>() * float(std::numeric_limits<NumericType>::digits+1));
}
template <typename FloatingPointType, typename std::enable_if<is_floating_point<FloatingPointType>>::type const* = nullptr>
template <typename FloatingPointType, typename std::enable_if<is_floating_point<FloatingPointType>::value>::type const* = nullptr>
FloatingPointType log_rand()
{
if (uniform_real<float>() < (1. / 100.))