76 lines
1.7 KiB
C++
76 lines
1.7 KiB
C++
// Copyright John Maddock 2013.
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// Use, modification and distribution are subject to the
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// Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt
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// or copy at http://www.boost.org/LICENSE_1_0.txt)
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//[special_data_example
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#include <boost/multiprecision/mpfr.hpp>
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#include <boost/math/tools/test_data.hpp>
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#include <boost/test/included/prg_exec_monitor.hpp>
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#include <boost/math/tools/tuple.hpp>
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#include <fstream>
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using namespace boost::math::tools;
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using namespace boost::math;
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using namespace std;
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using namespace boost::multiprecision;
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typedef number<mpfr_float_backend<1000> > mp_type;
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boost::math::tuple<mp_type, mp_type, mp_type> generate(mp_type a)
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{
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mp_type ts, tc;
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ts = sin(a);
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tc = cos(a);
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return boost::math::make_tuple(a, ts, tc);
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}
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int cpp_main(int argc, char*argv [])
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{
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parameter_info<mp_type> arg1, arg2;
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test_data<mp_type> data;
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bool cont;
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std::string line;
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if(argc < 1)
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return 1;
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do{
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//
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// User interface which prompts for
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// range of input parameters:
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//
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if(0 == get_user_parameter_info(arg1, "a"))
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return 1;
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arg1.type |= dummy_param;
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data.insert(&generate, arg1);
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std::cout << "Any more data [y/n]?";
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std::getline(std::cin, line);
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boost::algorithm::trim(line);
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cont = (line == "y");
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}while(cont);
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//
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// Just need to write the results to a file:
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//
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std::cout << "Enter name of test data file [default=sincos.ipp]";
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std::getline(std::cin, line);
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boost::algorithm::trim(line);
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if(line == "")
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line = "sincos.ipp";
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std::ofstream ofs(line.c_str());
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line.erase(line.find('.'));
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ofs << std::scientific << std::setprecision(500);
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write_code(ofs, data, line.c_str());
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return 0;
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}
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//]
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