NT2_TEST_CASE_TPL ( cosd_real__1_0, NT2_REAL_TYPES)
{
using nt2::cosd;
using nt2::tag::cosd_;
typedef typename nt2::meta::as_integer<T>::type iT;
typedef typename nt2::meta::call<cosd_(T)>::type r_t;
typedef typename nt2::meta::scalar_of<r_t>::type ssr_t;
typedef typename nt2::meta::upgrade<T>::type u_t;
typedef typename boost::dispatch::meta::as_floating<T>::type wished_r_t;
// return type conformity test
NT2_TEST( (boost::is_same < r_t, wished_r_t >::value) );
std::cout << std::endl;
// specific values tests
NT2_TEST_ULP_EQUAL(cosd(T(-180)), nt2::Mone<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(T(-45)), nt2::Sqrt_2o_2<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(T(-90)), nt2::Zero<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(T(180)), nt2::Mone<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(T(45)), nt2::Sqrt_2o_2<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(T(90)), nt2::Zero<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::Inf<T>()), nt2::Nan<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::Minf<T>()), nt2::Nan<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::Nan<T>()), nt2::Nan<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::Zero<T>()), nt2::One<r_t>(), 0.5);
} // end of test for floating_
NT2_TEST_CASE_TPL ( cosd_real__1_0, NT2_SIMD_REAL_TYPES)
{
using nt2::cosd;
using nt2::tag::cosd_;
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<cosd_(vT)>::type r_t;
typedef typename nt2::meta::call<cosd_(T)>::type sr_t;
typedef typename nt2::meta::scalar_of<r_t>::type ssr_t;
// specific values tests
NT2_TEST_ULP_EQUAL(cosd(nt2::splat<vT>(-180))[0], nt2::Mone<sr_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::splat<vT>(-45))[0], nt2::Sqrt_2o_2<sr_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::splat<vT>(-90))[0], nt2::Zero<sr_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::splat<vT>(180))[0], nt2::Mone<sr_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::splat<vT>(45))[0], nt2::Sqrt_2o_2<sr_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::splat<vT>(90))[0], nt2::Zero<sr_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::Inf<vT>())[0], nt2::Nan<sr_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::Minf<vT>())[0], nt2::Nan<sr_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::Nan<vT>())[0], nt2::Nan<sr_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::Zero<vT>())[0], nt2::One<sr_t>(), 0.5);
} // end of test for floating_
NT2_TEST_CASE_TPL ( cosd_signed_int__1_0, NT2_INTEGRAL_SIGNED_TYPES)
{
using nt2::cosd;
using nt2::tag::cosd_;
typedef typename nt2::meta::as_integer<T>::type iT;
typedef typename nt2::meta::call<cosd_(T)>::type r_t;
typedef typename nt2::meta::scalar_of<r_t>::type ssr_t;
typedef typename nt2::meta::upgrade<T>::type u_t;
typedef typename boost::result_of<nt2::meta::floating(T)>::type wished_r_t;
// 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_ULP_EQUAL(cosd(T(-45)), nt2::Sqrt_2o_2<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(T(-90)), nt2::Zero<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(T(45)), nt2::Sqrt_2o_2<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(T(90)), nt2::Zero<r_t>(), 0.5);
NT2_TEST_ULP_EQUAL(cosd(nt2::Zero<T>()), nt2::One<r_t>(), 0.5);
} // end of test for signed_int_
NT2_TEST_CASE_TPL ( cosd_real__1_0, NT2_SIMD_REAL_TYPES)
{
using nt2::cosd;
using nt2::tag::cosd_;
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<cosd_(vT)>::type r_t;
typedef typename nt2::meta::call<cosd_(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(-2000), T(2000));
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 = cosd(a0);
for(nt2::uint32_t i = 0; i< cardinal_of<n_t>::value; i++)
{
NT2_TEST_ULP_EQUAL( v[i],ssr_t(nt2::cosd (a0[i])), 1.0);
ulp0 = nt2::max(ulpd,ulp0);
}
}
std::cout << "max ulp found is: " << ulp0 << std::endl;
}
} // end of test for floating_
