本文整理汇总了C++中nt2::ceil方法的典型用法代码示例。如果您正苦于以下问题:C++ nt2::ceil方法的具体用法?C++ nt2::ceil怎么用?C++ nt2::ceil使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类nt2
的用法示例。
在下文中一共展示了nt2::ceil方法的5个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: NT2_TEST_CASE_TPL
NT2_TEST_CASE_TPL ( ceil_real__1_0, NT2_SIMD_REAL_TYPES)
{
using nt2::ceil;
using nt2::tag::ceil_;
using nt2::load;
using boost::simd::native;
using nt2::meta::cardinal_of;
typedef NT2_SIMD_DEFAULT_EXTENSION ext_t;
typedef typename nt2::meta::upgrade<T>::type u_t;
typedef native<T,ext_t> n_t;
typedef n_t vT;
typedef typename nt2::meta::as_integer<T>::type iT;
typedef native<iT,ext_t> ivT;
typedef typename nt2::meta::call<ceil_(vT)>::type r_t;
typedef typename nt2::meta::call<ceil_(T)>::type sr_t;
typedef typename nt2::meta::scalar_of<r_t>::type ssr_t;
double ulpd;
ulpd=0.0;
// specific values tests
NT2_TEST_ULP_EQUAL(ceil(nt2::splat<vT>(-1.1))[0], sr_t(-1), 0);
NT2_TEST_ULP_EQUAL(ceil(nt2::splat<vT>(1.1))[0], sr_t(2), 0);
NT2_TEST_ULP_EQUAL(ceil(nt2::Inf<vT>())[0], nt2::Inf<T>(), 0);
NT2_TEST_ULP_EQUAL(ceil(nt2::Minf<vT>())[0], nt2::Minf<T>(), 0);
NT2_TEST_ULP_EQUAL(ceil(nt2::Mone<vT>())[0], nt2::Mone<T>(), 0);
NT2_TEST_ULP_EQUAL(ceil(nt2::Nan<vT>())[0], nt2::Nan<T>(), 0);
NT2_TEST_ULP_EQUAL(ceil(nt2::One<vT>())[0], nt2::One<T>(), 0);
NT2_TEST_ULP_EQUAL(ceil(nt2::Zero<vT>())[0], nt2::Zero<T>(), 0);
} // end of test for real_
示例2: NT2_TEST_CASE_TPL
NT2_TEST_CASE_TPL ( ceil_all_types, NT2_SIMD_TYPES)
{
using nt2::ceil;
using nt2::tag::ceil_;
using boost::simd::native;
typedef NT2_SIMD_DEFAULT_EXTENSION ext_t;
typedef native<T,ext_t> nT;
typedef typename nt2::meta::call<ceil_(T)>::type r_t;
// random verifications
nt2::uint32_t NR = NT2_NB_RANDOM_TEST;
std::vector<T> in1(NR);
nt2::roll(in1, nt2::Valmin<T>()/2, nt2::Valmax<T>()/2);
std::vector<r_t> ref(NR);
for(nt2::uint32_t i=0; i < NR ; ++i) ref[i] = ceil(in1[i]);
NT2_COVER_ULP_EQUAL(ceil_, ((nT, in1)), ref, 0);
}
示例3: NT2_TEST_CASE_TPL
NT2_TEST_CASE_TPL ( ceil_real__1_0, NT2_SIMD_REAL_TYPES)
{
using nt2::ceil;
using nt2::tag::ceil_;
using nt2::load;
using boost::simd::native;
using nt2::meta::cardinal_of;
typedef NT2_SIMD_DEFAULT_EXTENSION ext_t;
typedef typename nt2::meta::upgrade<T>::type u_t;
typedef native<T,ext_t> n_t;
typedef n_t vT;
typedef typename nt2::meta::as_integer<T>::type iT;
typedef native<iT,ext_t> ivT;
typedef typename nt2::meta::call<ceil_(vT)>::type r_t;
typedef typename nt2::meta::call<ceil_(T)>::type sr_t;
typedef typename nt2::meta::scalar_of<r_t>::type ssr_t;
double ulpd;
ulpd=0.0;
// random verifications
static const nt2::uint32_t NR = NT2_NB_RANDOM_TEST;
{
NT2_CREATE_BUF(tab_a0,T, NR, T(-100), T(100));
double ulp0, ulpd ; ulpd=ulp0=0.0;
for(nt2::uint32_t j = 0; j < NR;j+=cardinal_of<n_t>::value)
{
vT a0 = load<vT>(&tab_a0[0],j);
r_t v = ceil(a0);
for(nt2::uint32_t i = 0; i< cardinal_of<n_t>::value; i++)
{
NT2_TEST_ULP_EQUAL( v[i],ssr_t(nt2::ceil (a0[i])), 2.5);
ulp0 = nt2::max(ulpd,ulp0);
}
}
std::cout << "max ulp found is: " << ulp0 << std::endl;
}
} // end of test for floating_
示例4: NT2_TEST_CASE_TPL
// Test behavior of arithmetic components using NT2_TEST_CASE
//////////////////////////////////////////////////////////////////////////////
NT2_TEST_CASE_TPL ( ceil_int, (nt2::uint64_t)(nt2::int64_t)
(nt2::uint32_t)(nt2::int32_t)
(nt2::uint16_t)(nt2::int16_t)
(nt2::uint8_t)(nt2::int8_t)
)
{
using nt2::ceil;
using nt2::functors::ceil_;
NT2_TEST( (boost::is_same < typename nt2::meta::call<ceil_(T)>::type
,T
>::value)
);
NT2_TEST_EQUAL( ceil( T(42) ), 42 );
NT2_TEST_EQUAL( ceil( T(-42) ), T(-42) );
}
NT2_TEST_CASE_TPL ( real_ceil, (double)(float)
)
{
using nt2::ceil;
using nt2::functors::ceil_;
NT2_TEST( (boost::is_same < typename nt2::meta::call<ceil_(T)>::type
,T
>::value)
);
NT2_TEST_EQUAL( ceil( T(42.1) ), T(43) );
示例5: NT2_TEST_CASE_TPL
NT2_TEST_CASE_TPL ( ceil_real__1_0, BOOST_SIMD_REAL_TYPES)
{
using nt2::ceil;
using nt2::tag::ceil_;
typedef typename boost::dispatch::meta::as_integer<T>::type iT;
typedef typename boost::dispatch::meta::call<ceil_(T)>::type r_t;
typedef typename nt2::meta::scalar_of<r_t>::type sr_t;
typedef typename nt2::meta::scalar_of<r_t>::type ssr_t;
typedef typename boost::dispatch::meta::upgrade<T>::type u_t;
typedef T wished_r_t;
typedef typename std::complex<T> cT;
typedef typename nt2::meta::as_dry<T>::type dT;
typedef typename nt2::meta::as_imaginary<T>::type ciT;
// return type conformity test
NT2_TEST( (boost::is_same < r_t, wished_r_t >::value) );
std::cout << std::endl;
// double ulpd;
// ulpd=0.0;
// specific values tests
NT2_TEST_EQUAL(ceil(cT(-1.1)), T(-1));
NT2_TEST_EQUAL(ceil(cT(1.1)), T(2));
NT2_TEST_EQUAL(ceil(nt2::Inf<cT>()), nt2::Inf<cT>());
NT2_TEST_EQUAL(ceil(nt2::Minf<cT>()), nt2::Minf<cT>());
NT2_TEST_EQUAL(ceil(nt2::Mone<cT>()), nt2::Mone<cT>());
NT2_TEST_EQUAL(ceil(nt2::Nan<cT>()), nt2::Nan<cT>());
NT2_TEST_EQUAL(ceil(nt2::One<cT>()), nt2::One<cT>());
NT2_TEST_EQUAL(ceil(nt2::Zero<cT>()), nt2::Zero<cT>());
NT2_TEST_EQUAL(ceil(dT(-1.1)), T(-1));
NT2_TEST_EQUAL(ceil(dT(1.1)), T(2));
NT2_TEST_EQUAL(ceil(dT(nt2::Inf<T>())), dT(nt2::Inf<T>()));
NT2_TEST_EQUAL(ceil(dT(nt2::Minf<T>())), dT(nt2::Minf<T>()));
NT2_TEST_EQUAL(ceil(dT(nt2::Mone<T>())), dT(nt2::Mone<T>()));
NT2_TEST_EQUAL(ceil(dT(nt2::Nan<T>())), dT(nt2::Nan<T>()));
NT2_TEST_EQUAL(ceil(dT(nt2::One<T>())), dT(nt2::One<T>()));
NT2_TEST_EQUAL(ceil(dT(nt2::Zero<T>())), dT(nt2::Zero<T>()));
NT2_TEST_EQUAL(ceil(ciT(-1.1)), ciT(-1));
NT2_TEST_EQUAL(ceil(ciT(1.1)), ciT(2));
NT2_TEST_EQUAL(ceil(nt2::Inf<ciT>()), nt2::Inf<ciT>());
NT2_TEST_EQUAL(ceil(nt2::Minf<ciT>()), nt2::Minf<ciT>());
NT2_TEST_EQUAL(ceil(nt2::Mone<ciT>()), nt2::Mone<ciT>());
NT2_TEST_EQUAL(ceil(nt2::Nan<ciT>()), nt2::Nan<ciT>());
NT2_TEST_EQUAL(ceil(nt2::One<ciT>()), nt2::One<ciT>());
NT2_TEST_EQUAL(ceil(nt2::Zero<ciT>()), nt2::Zero<ciT>());
} // end of test for floating_