libs/gil/test/core/channel/algorithm_channel_multiply.cpp

   1 //
   2 // Copyright 2005-2007 Adobe Systems Incorporated
   3 // Copyright 2018 Mateusz Loskot <mateusz at loskot dot net>
   4 //
   5 // Distributed under the Boost Software License, Version 1.0
   6 // See accompanying file LICENSE_1_0.txt or copy at
   7 // http://www.boost.org/LICENSE_1_0.txt
   8 //
   9 #include <boost/gil/channel_algorithm.hpp>
  10
  11 #define BOOST_TEST_MODULE test_algorithm_channel_multiply
  12 #include "unit_test.hpp"
  13 #include "test_fixture.hpp"
  14
  15 namespace gil = boost::gil;
  16 namespace fixture = boost::gil::test::fixture;
  17
  18 template <typename ChannelFixtureBase>
  19 void test_channel_multiply()
  20 {
  21     fixture::channel<ChannelFixtureBase> f;
  22     BOOST_TEST(gil::channel_multiply(f.min_v_, f.min_v_) == f.min_v_);
  23     BOOST_TEST(gil::channel_multiply(f.max_v_, f.max_v_) == f.max_v_);
  24     BOOST_TEST(gil::channel_multiply(f.max_v_, f.min_v_) == f.min_v_);
  25 }
  26
  27 BOOST_AUTO_TEST_CASE_TEMPLATE(channel_value, Channel, fixture::channel_byte_types)
  28 {
  29     using fixture_t = fixture::channel_value<Channel>;
  30     test_channel_multiply<fixture_t>();
  31 }
  32
  33 BOOST_AUTO_TEST_CASE_TEMPLATE(channel_reference, Channel, fixture::channel_byte_types)
  34 {
  35     using fixture_t = fixture::channel_reference<Channel&>;
  36     test_channel_multiply<fixture_t>();
  37 }
  38
  39 BOOST_AUTO_TEST_CASE_TEMPLATE(
  40     channel_reference_const, Channel, fixture::channel_byte_types)
  41 {
  42     using fixture_t = fixture::channel_reference<Channel const&>;
  43     test_channel_multiply<fixture_t>();
  44 }
  45
  46 BOOST_AUTO_TEST_CASE_TEMPLATE(
  47     packed_channel_reference, BitField, fixture::channel_bitfield_types)
  48 {
  49     using channels565_t = fixture::packed_channels565<BitField>;
  50     test_channel_multiply<typename channels565_t::fixture_0_5_t>();
  51     test_channel_multiply<typename channels565_t::fixture_5_6_t >();
  52     test_channel_multiply<typename channels565_t::fixture_11_5_t>();
  53 }
  54
  55 BOOST_AUTO_TEST_CASE_TEMPLATE(
  56     packed_dynamic_channel_reference, BitField, fixture::channel_bitfield_types)
  57 {
  58     using channels565_t = fixture::packed_dynamic_channels565<BitField>;
  59     test_channel_multiply<typename channels565_t::fixture_5_t>();
  60     test_channel_multiply<typename channels565_t::fixture_6_t>();
  61 }