root/gilx/trunk/src/test/test_remove_pixel.cpp

/******************************************************************************
 * __LICENCE_BEGIN__
 *
 * __LICENCE_END__
 *****************************************************************************/

///@file
///@brief Test for i3dea::transform_view<>
///
///@author john.femiani@asu.edu
///
///

#include <i3dea/test.hpp>

#include <boost/gil/gil_all.hpp>
#include <i3dea/gil/remove_pixel.hpp>

using namespace i3dea;

//TODO: Test what happens when I 'remove_pixel' from an invalid arg.

int main(int, char**){

    namespace gil = boost::gil;

    gil::gray8_image_t test_(256,256, gil::gray8_pixel_t(1));
    gil::gray8_view_t  test = view(test_);

    typedef i3dea::result_of::remove_pixelbased<gil::gray8_view_t>::type regular_view;

    regular_view img = i3dea::remove_pixelbased(test);

    for (int r = 0; r < img.height(); ++r) {
        std::transform(img.row_begin(r),
                       img.row_end(r),
                       img.row_begin(r),
                       std::bind2nd(std::plus<float>(), 3.f)
                       );
    }

    I3DEA_CHECK(img(128, 128) == 3.0f);

    regular_view::locator loc;
    loc = img.xy_at(128, 128);
    I3DEA_CHECK(*loc == 3.0f);

    return 0;
}