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110 lines
2.8 KiB
C++
110 lines
2.8 KiB
C++
// Copyright John Maddock 2007.
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// Use, modification and distribution are subject to the
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// Boost Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include "required_defines.hpp"
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#include "performance_measure.hpp"
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#include <boost/math/special_functions/gamma.hpp>
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#include <boost/array.hpp>
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#define T double
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#include "../test/erf_data.ipp"
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#include "../test/erf_large_data.ipp"
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#include "../test/erf_small_data.ipp"
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template <std::size_t N>
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double erf_evaluate2(const boost::array<boost::array<T, 3>, N>& data)
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{
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double result = 0;
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for(unsigned i = 0; i < N; ++i)
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result += boost::math::erf(data[i][0]);
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return result;
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}
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BOOST_MATH_PERFORMANCE_TEST(erf_test, "erf")
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{
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double result = erf_evaluate2(erf_data);
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result += erf_evaluate2(erf_large_data);
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result += erf_evaluate2(erf_small_data);
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consume_result(result);
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set_call_count((sizeof(erf_data) + sizeof(erf_large_data) + sizeof(erf_small_data)) / sizeof(erf_data[0]));
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}
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template <std::size_t N>
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double erf_inv_evaluate2(const boost::array<boost::array<T, 3>, N>& data)
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{
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double result = 0;
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for(unsigned i = 0; i < N; ++i)
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result += boost::math::erf_inv(data[i][1]);
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return result;
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}
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BOOST_MATH_PERFORMANCE_TEST(erf_inv_test, "erf_inv")
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{
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double result = erf_inv_evaluate2(erf_data);
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result += erf_inv_evaluate2(erf_large_data);
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result += erf_inv_evaluate2(erf_small_data);
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consume_result(result);
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set_call_count((sizeof(erf_data) + sizeof(erf_large_data) + sizeof(erf_small_data)) / sizeof(erf_data[0]));
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}
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#ifdef TEST_CEPHES
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extern "C" {
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double erf(double);
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}
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template <std::size_t N>
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double erf_evaluate_cephes(const boost::array<boost::array<T, 3>, N>& data)
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{
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double result = 0;
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for(unsigned i = 0; i < N; ++i)
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result += erf(data[i][0]);
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return result;
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}
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BOOST_MATH_PERFORMANCE_TEST(erf_test, "erf-cephes")
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{
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double result = erf_evaluate_cephes(erf_data);
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result += erf_evaluate_cephes(erf_large_data);
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result += erf_evaluate_cephes(erf_small_data);
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consume_result(result);
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set_call_count((sizeof(erf_data) + sizeof(erf_large_data) + sizeof(erf_small_data)) / sizeof(erf_data[0]));
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}
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#endif
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#ifdef TEST_GSL
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#include <gsl/gsl_sf.h>
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template <std::size_t N>
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double erf_evaluate_gsl(const boost::array<boost::array<T, 3>, N>& data)
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{
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double result = 0;
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for(unsigned i = 0; i < N; ++i)
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result += gsl_sf_erf (data[i][0]);
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return result;
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}
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BOOST_MATH_PERFORMANCE_TEST(erf_test, "erf-gsl")
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{
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double result = erf_evaluate_gsl(erf_data);
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result += erf_evaluate_gsl(erf_large_data);
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result += erf_evaluate_gsl(erf_small_data);
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consume_result(result);
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set_call_count((sizeof(erf_data) + sizeof(erf_large_data) + sizeof(erf_small_data)) / sizeof(erf_data[0]));
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}
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#endif
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