NT2_TEST_CASE_TPL ( atanpi_unsigned_int__1_0, NT2_UNSIGNED_TYPES) { using nt2::atanpi; using nt2::tag::atanpi_; typedef typename nt2::meta::as_integer<T>::type iT; typedef typename nt2::meta::call<atanpi_(T)>::type r_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(atanpi(nt2::One<T>()), 0.25, 0.5); NT2_TEST_ULP_EQUAL(atanpi(nt2::Zero<T>()), nt2::Zero<r_t>(), 0.5); } // end of test for unsigned_int_
NT2_TEST_CASE_TPL ( atanpi_int_convert__1_0, NT2_SIMD_INT_CONVERT_TYPES) { using nt2::atanpi; using nt2::tag::atanpi_; 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<atanpi_(vT)>::type r_t; typedef typename nt2::meta::call<atanpi_(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, nt2::Zero<T>(), nt2::One<T>()); 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 = atanpi(a0); for(nt2::uint32_t i = 0; i< cardinal_of<n_t>::value; i++) { NT2_TEST_ULP_EQUAL( v[i],ssr_t(nt2::atanpi (a0[i])), 1.0); ulp0 = nt2::max(ulpd,ulp0); } } std::cout << "max ulp found is: " << ulp0 << std::endl; } } // end of test for int_convert_
NT2_TEST_CASE_TPL ( atanpi_real__1_0, NT2_REAL_TYPES) { using nt2::atanpi; using nt2::tag::atanpi_; typedef typename nt2::meta::as_integer<T>::type iT; typedef typename nt2::meta::call<atanpi_(T)>::type r_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(atanpi(nt2::Inf<T>()), 0.5, 0.5); NT2_TEST_ULP_EQUAL(atanpi(nt2::Minf<T>()), -0.5, 0.5); NT2_TEST_ULP_EQUAL(atanpi(nt2::Mone<T>()), -0.25, 0.5); NT2_TEST_ULP_EQUAL(atanpi(nt2::Nan<T>()), nt2::Nan<r_t>(), 0.5); NT2_TEST_ULP_EQUAL(atanpi(nt2::One<T>()), 0.25, 0.5); NT2_TEST_ULP_EQUAL(atanpi(nt2::Zero<T>()), nt2::Zero<r_t>(), 0.5); // random verifications static const uint32_t NR = NT2_NB_RANDOM_TEST; { NT2_CREATE_BUF(tab_a0,T, NR, nt2::Mone<T>(), nt2::One<T>()); double ulp0, ulpd ; ulpd=ulp0=0.0; T a0; for (uint32_t j =0; j < NR; ++j ) { std::cout << "for param " << " a0 = "<< u_t(a0 = tab_a0[j]) << std::endl; NT2_TEST_ULP_EQUAL( nt2::atanpi(a0),::cephes_atanl(a0)/nt2::long_pi,1); ulp0=nt2::max(ulpd,ulp0); } std::cout << "max ulp found is: " << ulp0 << std::endl; } } // end of test for real_
NT2_TEST_CASE_TPL ( atanpi_real, NT2_REAL_TYPES) { using nt2::atanpi; using nt2::tag::atanpi_; typedef typename nt2::meta::call<atanpi_(T)>::type r_t; typedef T wished_r_t; // return type conformity test NT2_TEST_TYPE_IS(r_t, wished_r_t); // specific values tests #ifndef BOOST_SIMD_NO_INVALIDS NT2_TEST_ULP_EQUAL(atanpi(nt2::Inf<T>()), 0.5, 0.5); NT2_TEST_ULP_EQUAL(atanpi(nt2::Minf<T>()), -0.5, 0.5); NT2_TEST_ULP_EQUAL(atanpi(nt2::Nan<T>()), nt2::Nan<r_t>(), 0.5); #endif NT2_TEST_ULP_EQUAL(atanpi(nt2::Mone<T>()), -0.25, 0.5); NT2_TEST_ULP_EQUAL(atanpi(nt2::One<T>()), 0.25, 0.5); NT2_TEST_ULP_EQUAL(atanpi(nt2::Zero<T>()), nt2::Zero<r_t>(), 0.5); }