test_ibetac_inv.cpp 3.3 KB

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  1. // Copyright John Maddock 2015.
  2. // Use, modification and distribution are subject to the
  3. // Boost Software License, Version 1.0. (See accompanying file
  4. // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  5. #ifdef _MSC_VER
  6. # pragma warning (disable : 4224)
  7. #endif
  8. #include <boost/math/special_functions/beta.hpp>
  9. #include <boost/array.hpp>
  10. #include <boost/lexical_cast.hpp>
  11. #include "../../test/table_type.hpp"
  12. #include "table_helper.hpp"
  13. #include "performance.hpp"
  14. #include <iostream>
  15. typedef double T;
  16. #define SC_(x) static_cast<double>(x)
  17. int main()
  18. {
  19. # include "ibeta_inv_data.ipp"
  20. add_data(ibeta_inv_data);
  21. unsigned data_total = data.size();
  22. std::cout << "Screening boost data:\n";
  23. screen_data([](const std::vector<double>& v){ return boost::math::ibetac_inv(v[0], v[1], v[2]); }, [](const std::vector<double>& v){ return v[4]; });
  24. #if defined(TEST_RMATH) && !defined(COMPILER_COMPARISON_TABLES)
  25. std::cout << "Screening libstdc++ data:\n";
  26. screen_data([](const std::vector<double>& v){ return ::qbeta(v[2], v[0], v[1], 0, 0); }, [](const std::vector<double>& v){ return v[4]; });
  27. #endif
  28. unsigned data_used = data.size();
  29. std::string function = "ibetac_inv[br](" + boost::lexical_cast<std::string>(data_used) + "/" + boost::lexical_cast<std::string>(data_total) + " tests selected)";
  30. std::string function_short = "ibetac_inv";
  31. double time;
  32. time = exec_timed_test([](const std::vector<double>& v){ return boost::math::ibetac_inv(v[0], v[1], v[2]); });
  33. std::cout << time << std::endl;
  34. #if !defined(COMPILER_COMPARISON_TABLES) && (defined(TEST_GSL) || defined(TEST_RMATH))
  35. report_execution_time(time, std::string("Library Comparison with ") + std::string(compiler_name()) + std::string(" on ") + platform_name(), function, boost_name());
  36. #endif
  37. report_execution_time(time, std::string("Compiler Comparison on ") + std::string(platform_name()), function_short, compiler_name() + std::string("[br]") + boost_name());
  38. //
  39. // Boost again, but with promotion to long double turned off:
  40. //
  41. #if !defined(COMPILER_COMPARISON_TABLES)
  42. if(sizeof(long double) != sizeof(double))
  43. {
  44. time = exec_timed_test([](const std::vector<double>& v){ return boost::math::ibetac_inv(v[0], v[1], v[2], boost::math::policies::make_policy(boost::math::policies::promote_double<false>())); });
  45. std::cout << time << std::endl;
  46. #if !defined(COMPILER_COMPARISON_TABLES) && (defined(TEST_GSL) || defined(TEST_RMATH))
  47. report_execution_time(time, std::string("Library Comparison with ") + std::string(compiler_name()) + std::string(" on ") + platform_name(), function, boost_name() + "[br]promote_double<false>");
  48. #endif
  49. report_execution_time(time, std::string("Compiler Comparison on ") + std::string(platform_name()), function_short, compiler_name() + std::string("[br]") + boost_name() + "[br]promote_double<false>");
  50. }
  51. #endif
  52. #if defined(TEST_RMATH) && !defined(COMPILER_COMPARISON_TABLES)
  53. time = exec_timed_test([](const std::vector<double>& v){ return ::qbeta(v[2], v[0], v[1], 0, 0); });
  54. std::cout << time << std::endl;
  55. report_execution_time(time, std::string("Library Comparison with ") + std::string(compiler_name()) + std::string(" on ") + platform_name(), function, "Rmath " R_VERSION_STRING);
  56. #endif
  57. return 0;
  58. }