main.m

function main
    Screen('Preference', 'SkipSyncTests', 1);
    
    % ---- Import local files
    import white.*

    % ---- Get parameters for experiment or display stimulus
    % if start button is not pressed (eg X button pressed) will return an
    % empty params structure.
    params = gui.disp(); % only disp stimulus    

    if ~isempty(params)
        try
            % ---- Set up window
            [window, oldVisualDebugLevel, oldSupressAllWarnings] = stim.setup_window(...
                params);

            % ---- Load calibration file:
            cal = gen.cal_struct(params.cal_file, params.cal_dir, params.bits_sharp);

            % ---- Show stimulus
            [~, params] = stim.control_image(params, cal, window, 1, ...
                params.debug_mode);

            stim.cleanup(params, oldVisualDebugLevel, oldSupressAllWarnings);
        catch  %#ok<*CTCH>

            stim.cleanup(params);

            % We throw the error again so the user sees the error description.
            psychrethrow(psychlasterror);

        end
    end
end