Beispiel #1
0
    // Update is called once per frame
    void Update()
    {
        //Ray rightRay = new Ray(smiInstance.smi_GetRightGazeBase(), smiInstance.smi_GetRightGazeDirection());
        //print("right ray: " + rightRay);

        //Ray leftRay = new Ray(smiInstance.smi_GetLeftGazeBase(), smiInstance.smi_GetLeftGazeDirection());
        //print("left ray: " + leftRay);

        output_ray._ray_raw = smiInstance.smi_GetRayFromGaze();
    }
    ////////////////////////////////////////////////////////////////////////////
    private void UpdateThePosition()
    {
        gazeVis.SetActive(true);

        RaycastHit hitInformation;

        //Get raycast from gaze
        smiInstance.smi_GetRaycastHitFromGaze(out hitInformation);
        if (hitInformation.collider != null)
        {
            gazeVis.transform.position      = hitInformation.point;
            gazeVis.transform.localRotation = smiInstance.transform.rotation;
            gazeVis.transform.localScale    = initialeScale * hitInformation.distance;
            gazeVis.transform.LookAt(Camera.main.transform);
            gazeVis.transform.transform.rotation *= Quaternion.Euler(0, 180, 0);
        }
        else
        {
            //If the raycast does not collide with any object, put it far away.
            float   distance = 100;
            Vector3 scale    = initialeScale * distance;
            Ray     gazeRay  = smiInstance.smi_GetRayFromGaze();

            gazeVis.transform.position = gazeRay.origin + Vector3.Normalize(gazeRay.direction) * distance;
            gazeVis.transform.rotation = smiInstance.transform.rotation;
            if (gazeRay.direction != Vector3.zero)
            {
                gazeVis.transform.localScale = scale;
            }
            else
            {
                gazeVis.transform.localScale = Vector3.zero;
            }
        }

        //Toggle the gaze cursor by Key "g"
        if (Input.GetKeyDown(KeyCode.G))
        {
            gazeVis.GetComponent <MeshRenderer>().enabled = !(gazeVis.GetComponent <MeshRenderer>().enabled);
        }
    }