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63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
//
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// Copyright 2020 Debabrata Mandal <mandaldebabrata123@gmail.com>
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//
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// Distributed under the Boost Software License, Version 1.0
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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//
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#include <boost/gil/histogram.hpp>
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#include <boost/gil/typedefs.hpp>
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#include <boost/gil/pixel.hpp>
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#include <boost/core/lightweight_test.hpp>
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#include <string>
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namespace gil = boost::gil;
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void check_histogram_key_from_tuple()
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{
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gil::histogram<int, int> h1;
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std::tuple<int, int> t1(1, 2);
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auto t2 = h1.key_from_tuple(t1);
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const bool same_type = std::is_same<std::tuple<int, int>, decltype(t2)>::value;
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BOOST_TEST(same_type);
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BOOST_TEST(std::get<0>(t2) == 1 && std::get<1>(t2) == 2);
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std::tuple<int, int, int, int> t3(1, 2, 4, 2);
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auto t4 = h1.key_from_tuple<0, 2>(t3);
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const bool same_type1 = std::is_same<std::tuple<int, int>, decltype(t4)>::value;
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BOOST_TEST(same_type1);
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BOOST_TEST(std::get<0>(t4) == 1 && std::get<1>(t4) == 4);
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}
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void check_histogram_key_from_pixel()
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{
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gil::histogram<int> h1;
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gil::gray8_pixel_t g1(1);
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auto t1 = h1.key_from_pixel(g1);
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const bool same_type = std::is_same<std::tuple<int>, decltype(t1)>::value;
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BOOST_TEST(same_type);
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BOOST_TEST(std::get<0>(t1) == 1);
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gil::histogram<int, int> h2;
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gil::rgb8_pixel_t r1(1, 0, 3);
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auto t2 = h2.key_from_pixel<0, 2>(r1);
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const bool same_type1 = std::is_same<std::tuple<int, int>, decltype(t2)>::value;
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BOOST_TEST(same_type1);
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BOOST_TEST(std::get<0>(t2) == 1 && std::get<1>(t2) == 3);
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}
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int main() {
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check_histogram_key_from_tuple();
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check_histogram_key_from_pixel();
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return boost::report_errors();
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}
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