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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 | ||
6 | #ifdef _MSC_VER | |
7 | # pragma warning (disable : 4224) | |
8 | #endif | |
9 | ||
10 | #include <boost/math/special_functions/gamma.hpp> | |
11 | #include <boost/array.hpp> | |
12 | #include <boost/lexical_cast.hpp> | |
13 | #include "../../test/table_type.hpp" | |
14 | #include "table_helper.hpp" | |
15 | #include "performance.hpp" | |
16 | #include <iostream> | |
17 | ||
18 | typedef double T; | |
19 | #define SC_(x) static_cast<double>(x) | |
20 | ||
21 | int main() | |
22 | { | |
23 | # include "gamma_inv_data.ipp" | |
24 | # include "gamma_inv_big_data.ipp" | |
25 | # include "gamma_inv_small_data.ipp" | |
26 | ||
27 | add_data(gamma_inv_data); | |
28 | add_data(gamma_inv_big_data); | |
29 | add_data(gamma_inv_small_data); | |
30 | ||
31 | unsigned data_total = data.size(); | |
32 | ||
33 | std::cout << "screening Boost data:\n"; | |
34 | screen_data([](const std::vector<double>& v){ return boost::math::gamma_q_inv(v[0], v[1]); }, [](const std::vector<double>& v){ return v[3]; }); | |
35 | ||
36 | ||
37 | #if defined(TEST_RMATH) && !defined(COMPILER_COMPARISON_TABLES) | |
38 | std::cout << "screening Rmath data:\n"; | |
39 | screen_data([](const std::vector<double>& v){ return qgamma(v[1], v[0], 1.0, 0, 0); }, [](const std::vector<double>& v){ return v[2]; }); | |
40 | #endif | |
41 | ||
42 | unsigned data_used = data.size(); | |
43 | std::string function = "gamma_q_inv[br](" + boost::lexical_cast<std::string>(data_used) + "/" + boost::lexical_cast<std::string>(data_total) + " tests selected)"; | |
44 | std::string function_short = "gamma_q_inv"; | |
45 | ||
46 | double time; | |
47 | ||
48 | time = exec_timed_test([](const std::vector<double>& v){ return boost::math::gamma_q_inv(v[0], v[1]); }); | |
49 | std::cout << time << std::endl; | |
50 | #if !defined(COMPILER_COMPARISON_TABLES) && (defined(TEST_GSL) || defined(TEST_RMATH)) | |
51 | report_execution_time(time, std::string("Library Comparison with ") + std::string(compiler_name()) + std::string(" on ") + platform_name(), function, boost_name()); | |
52 | #endif | |
53 | report_execution_time(time, std::string("Compiler Comparison on ") + std::string(platform_name()), function_short, compiler_name() + std::string("[br]") + boost_name()); | |
54 | // | |
55 | // Boost again, but with promotion to long double turned off: | |
56 | // | |
57 | #if !defined(COMPILER_COMPARISON_TABLES) | |
58 | if(sizeof(long double) != sizeof(double)) | |
59 | { | |
60 | time = exec_timed_test([](const std::vector<double>& v){ return boost::math::gamma_q_inv(v[0], v[1], boost::math::policies::make_policy(boost::math::policies::promote_double<false>())); }); | |
61 | std::cout << time << std::endl; | |
62 | #if !defined(COMPILER_COMPARISON_TABLES) && (defined(TEST_GSL) || defined(TEST_RMATH)) | |
63 | 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>"); | |
64 | #endif | |
65 | 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>"); | |
66 | } | |
67 | #endif | |
68 | ||
69 | ||
70 | #if defined(TEST_RMATH) && !defined(COMPILER_COMPARISON_TABLES) | |
71 | time = exec_timed_test([](const std::vector<double>& v){ return qgamma(v[1], v[0], 1.0, 0, 0); }); | |
72 | std::cout << time << std::endl; | |
73 | report_execution_time(time, std::string("Library Comparison with ") + std::string(compiler_name()) + std::string(" on ") + platform_name(), function, "Rmath " R_VERSION_STRING); | |
74 | #endif | |
75 | ||
76 | return 0; | |
77 | } | |
78 |