inittracker.m

function [ status, EThndl, trackerSettings ] = inittracker( bgColor, nPoint, varargin )
%inittracker Initilise SMI Eyetracker
%   Default is running mode
%   Status code
%   1 - could not be initialized

fprintf('\n\n');
fprintf('Initialising SMI Eyetracker...\n')

% add SMITE toolbox
addpath(genpath('SMITE'));

% default LPT is a running mode
dummymode = 0;
if nargin > 2
    if strcmp(varargin{1}, 'dummy')
        dummymode = 1;
    end
end

% get setup struct, edit to change settings
trackerSettings                     = SMITE.getDefaults('RED250mobile');
trackerSettings.doAverageEyes       = false;
trackerSettings.setup.startScreen   = 1;
trackerSettings.cal.autoPace        = 2;
trackerSettings.cal.bgColor         = bgColor;
trackerSettings.cal.nPoint          = nPoint;
trackerSettings.cal.rangeX          = 1920 * .5;
trackerSettings.cal.rangeY          = 1200 * .9;
trackerSettings.setup.geomProfile   = 'Profile imat';

% custom calibration drawer
calViz = AnimatedCalibrationDisplay();
calViz.bgColor = trackerSettings.cal.bgColor;
trackerSettings.cal.drawFunction = @calViz.doDraw;

% init
EThndl         = SMITE(trackerSettings);
if dummymode
    EThndl     = EThndl.setDummyMode();
    EThndl.init();
    fprintf('SMI eyetracker in a dummy mode...\n')
    status = 0;
else
    EThndl.init();
    if EThndl.isConnected
        fprintf('Eyetracker initialised...\n');
        fprintf('Running experiment on %s at sampling rate %d\n', ...
            EThndl.systemInfo.iV_ETDevice, EThndl.systemInfo.samplerate);
        fprintf('iV version %d.%d.%d\n', ...
            EThndl.systemInfo.iV_MajorVersion, ...
            EThndl.systemInfo.iV_MinorVersion, ...
            EThndl.systemInfo.iV_Buildnumber);
        fprintf('API version %d.%d.%d\n', ...
            EThndl.systemInfo.API_MajorVersion, ...
            EThndl.systemInfo.API_MinorVersion, ...
            EThndl.systemInfo.API_Buildnumber);
        status = 0;
    else
        fprintf('Problem with the tracker...\n');
        fprintf('%s \n', SMIErrCode2String(EThndl.isConnected));
        status = 1;        
    end
end
end