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//
// Copyright 2013 Christian Henning
//
// Distributed under the Boost Software License, Version 1.0
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
//
#ifndef BOOST_GIL_IO_TEST_EXTENSION_IO_CMP_VIEW_HPP
#define BOOST_GIL_IO_TEST_EXTENSION_IO_CMP_VIEW_HPP
#include <boost/gil.hpp>
#include <stdexcept>
template <typename View1, typename View2>
void cmp_view(View1 const& v1, View2 const& v2)
{
if (v1.dimensions() != v2.dimensions())
throw std::runtime_error("Images are not equal.");
typename View1::x_coord_t width = v1.width();
typename View1::y_coord_t height = v1.height();
for (typename View1::y_coord_t y = 0; y < height; ++y)
{
typename View1::x_iterator const src_it = v1.row_begin(y);
typename View2::x_iterator const dst_it = v2.row_begin(y);
for (typename View1::x_coord_t x = 0; x < width; ++x)
{
if (*src_it != *dst_it)
throw std::runtime_error("Images are not equal.");
}
}
}
#endif // BOOST_GIL_IO_TEST_EXTENSION_IO_CMP_VIEW_HPP
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