66 lines
2.1 KiB
C++
66 lines
2.1 KiB
C++
//
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// Copyright 2019 Mateusz Loskot <mateusz at loskot dot net>
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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/channel.hpp>
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#include <boost/gil/typedefs.hpp>
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namespace gil = boost::gil;
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int main()
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{
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static_assert(boost::is_integral<gil::packed_channel_value<1>>::value,
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"1-bit packed_channel_value should be recognized as integral");
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static_assert(boost::is_integral<gil::packed_channel_value<8>>::value,
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"8-bit packed_channel_value should be recognized as integral");
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static_assert(boost::is_integral
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<
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gil::packed_channel_reference
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<
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std::uint8_t, 0, 3, true
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>
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>::value,
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"3-bit packed_channel_reference should be recognized as integral");
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static_assert(boost::is_integral
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<
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gil::packed_dynamic_channel_reference
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<
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std::uint8_t, 2, true
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>
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>::value,
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"2-bit packed_dynamic_channel_reference should be recognized as integral");
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static_assert(boost::is_integral
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<
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gil::packed_dynamic_channel_reference
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<
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std::uint16_t, 15, true
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>
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>::value,
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"15-bit packed_dynamic_channel_reference should be recognized as integral");
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struct int_minus_value { static std::int8_t apply() { return -64; } };
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struct int_plus_value { static std::int8_t apply() { return 64; } };
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static_assert(boost::is_integral
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<
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gil::scoped_channel_value
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<
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std::uint8_t, int_minus_value, int_plus_value
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>
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>::value,
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"integer-based scoped_channel_value should be recognized as integral");
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static_assert(!boost::is_integral<gil::float32_t>::value,
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"float-based packed_channel_value should not be recognized as integral");
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static_assert(!boost::is_integral<gil::float64_t>::value,
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"float-based packed_channel_value should not be recognized as integral");
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}
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