| // (C) Copyright John Maddock 2007. |
| // Use, modification and distribution are subject to the |
| // Boost Software License, Version 1.0. (See accompanying file |
| // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| |
| #include <boost/math/bindings/rr.hpp> |
| #include <boost/math/tools/test_data.hpp> |
| #include <boost/test/included/test_exec_monitor.hpp> |
| #include <boost/math/special_functions/legendre.hpp> |
| #include <boost/math/special_functions/gamma.hpp> |
| #include <fstream> |
| #include <boost/math/tools/test_data.hpp> |
| #include <boost/tr1/random.hpp> |
| |
| using namespace boost::math::tools; |
| using namespace boost::math; |
| using namespace std; |
| |
| |
| template<class T> |
| boost::math::tuple<T, T, T, T> legendre_p_data(T n, T x) |
| { |
| n = floor(n); |
| T r1 = legendre_p(boost::math::tools::real_cast<int>(n), x); |
| T r2 = legendre_q(boost::math::tools::real_cast<int>(n), x); |
| return boost::math::make_tuple(n, x, r1, r2); |
| } |
| |
| template<class T> |
| boost::math::tuple<T, T, T, T> assoc_legendre_p_data(T n, T x) |
| { |
| static tr1::mt19937 r; |
| int l = real_cast<int>(floor(n)); |
| tr1::uniform_int<> ui((std::max)(-l, -40), (std::min)(l, 40)); |
| int m = ui(r); |
| T r1 = legendre_p(l, m, x); |
| return boost::math::make_tuple(n, m, x, r1); |
| } |
| |
| int test_main(int argc, char*argv []) |
| { |
| using namespace boost::math::tools; |
| |
| boost::math::ntl::RR::SetOutputPrecision(50); |
| boost::math::ntl::RR::SetPrecision(1000); |
| |
| parameter_info<boost::math::ntl::RR> arg1, arg2; |
| test_data<boost::math::ntl::RR> data; |
| |
| bool cont; |
| std::string line; |
| |
| if(argc < 1) |
| return 1; |
| |
| if(strcmp(argv[1], "--legendre2") == 0) |
| { |
| do{ |
| if(0 == get_user_parameter_info(arg1, "l")) |
| return 1; |
| if(0 == get_user_parameter_info(arg2, "x")) |
| return 1; |
| arg1.type |= dummy_param; |
| arg2.type |= dummy_param; |
| |
| data.insert(&legendre_p_data<boost::math::ntl::RR>, arg1, arg2); |
| |
| std::cout << "Any more data [y/n]?"; |
| std::getline(std::cin, line); |
| boost::algorithm::trim(line); |
| cont = (line == "y"); |
| }while(cont); |
| } |
| else if(strcmp(argv[1], "--legendre3") == 0) |
| { |
| do{ |
| if(0 == get_user_parameter_info(arg1, "l")) |
| return 1; |
| if(0 == get_user_parameter_info(arg2, "x")) |
| return 1; |
| arg1.type |= dummy_param; |
| arg2.type |= dummy_param; |
| |
| data.insert(&assoc_legendre_p_data<boost::math::ntl::RR>, arg1, arg2); |
| |
| std::cout << "Any more data [y/n]?"; |
| std::getline(std::cin, line); |
| boost::algorithm::trim(line); |
| cont = (line == "y"); |
| }while(cont); |
| } |
| |
| |
| std::cout << "Enter name of test data file [default=legendre_p.ipp]"; |
| std::getline(std::cin, line); |
| boost::algorithm::trim(line); |
| if(line == "") |
| line = "legendre_p.ipp"; |
| std::ofstream ofs(line.c_str()); |
| line.erase(line.find('.')); |
| write_code(ofs, data, line.c_str()); |
| |
| return 0; |
| } |
| |