function result_viewer = gtReconstructTestCase(test_data)

    rec_opts = gtReconstruct6DGetParamenters(test_data.parameters);

    gvdm = test_data.gv.dm;
    gtGetMaxDisorientation(gvdm, [], 'diameter_average');
    gtGetMaxDisorientation(gvdm, [], 'diameter_zero');

    f = figure();
    ax = axes('parent', f);
    hold(ax, 'on')
    scatter3(ax, gvdm(1, 1:10:end)', gvdm(2, 1:10:end)', gvdm(3, 1:10:end)', 20);

    sampler = GtOrientationSampling(test_data.parameters, test_data.grain);
    sampler.make_simple_grid_estim_ODF('cubic', rec_opts.grid_edge, false, 1); %rec_opts.ospace_oversize);
    scatter3(ax, sampler.gvdm{1}(:, 1), sampler.gvdm{1}(:, 2), sampler.gvdm{1}(:, 3), 20, 'r');
    drawnow();

    ospace_bb = [min(gvdm, [], 2), max(gvdm, [], 2)];
    sampler.make_even_simple_grid('cubic', rec_opts.grid_edge, ospace_bb, rec_opts.ospace_oversize);

    scatter3(ax, sampler.gvdm{1}(:, 1), sampler.gvdm{1}(:, 2), sampler.gvdm{1}(:, 3), 20, 'g');
    hold(ax, 'off')
    drawnow();

    if (rec_opts.super_sampling > 1)
        sampler.make_supersampling_simple_grid([1 2 3], rec_opts.super_sampling);
    end

    [algo, good_or] = gtReconstruct6DLaunchAlgorithm(sampler, rec_opts, test_data.parameters);

    vols = algo.getCurrentSolution();

    result = gt6DAssembleResult(test_data, sampler, vols);

    post_result = gt6DPostProcessOrientationSpread(test_data, result, true);

    result_viewer = GtOrientationResultView(test_data, result, post_result);
end