find_all_eyetrackers.c

#include <stdio.h>
#include "tobii_research.h"
#include "tobii_research_eyetracker.h"

TobiiResearchStatus find_all_eyetrackers_example() {

    TobiiResearchEyeTrackers* eyetrackers = NULL;

    TobiiResearchStatus result;
    size_t i = 0;

    result = tobii_research_find_all_eyetrackers(&eyetrackers);

    if (result != TOBII_RESEARCH_STATUS_OK) {
        printf("Finding trackers failed. Error: %d\n", result);
        return result;
    }

    for (i = 0; i < eyetrackers->count; i++) {
        TobiiResearchEyeTracker* eyetracker = eyetrackers->eyetrackers[i];
        char* address;
        char* serial_number;
        char* device_name;

        tobii_research_get_address(eyetracker, &address);
        tobii_research_get_serial_number(eyetracker, &serial_number);
        tobii_research_get_device_name(eyetracker, &device_name);

        printf("%s\t%s\t%s\n", address, serial_number, device_name);

        tobii_research_free_string(address);
        tobii_research_free_string(serial_number);
        tobii_research_free_string(device_name);
    }
    printf("Found %d Eye Trackers \n\n", (int)eyetrackers->count);
    tobii_research_free_eyetrackers(eyetrackers);

    return result;
}