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 = NULL;
        char* serial_number = NULL;
        char* device_name = NULL;
 
        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;
}