// Start is called before the first frame update
void Start()
{
initStatus = HeadTrackerPlugin.Initialize(ref width, ref height, filename);
HeadTrackerPlugin.SetScale(scale);
Debug.Log("Initialize Status: " + initStatus);
frameCenter = new Vector2((width / scale) / 2, (height / scale) / 2);
Debug.Log("Center of Frame: " + frameCenter);
lastFace = new FaceRect();
face = new FaceRect();
lastZtrans = 0;
}
// Update is called once per frame
void Update()
{
if (initStatus == 0)
{
HeadTrackerPlugin.DetectFace(ref face);
Vector2 faceCenter = new Vector2(face.X + (face.W / 2), face.Y + (face.H / 2));
Vector2 lastFaceCenter = new Vector2(lastFace.X + (lastFace.W / 2), lastFace.Y + (lastFace.H / 2));
//always look at center
//this.transform.LookAt(Vector3.zero);
if (face.X == 0 && face.Y == 0)
{
//this.transform.rotation = Quaternion.Euler(0, 0, 0);
this.transform.position = Vector3.zero;
}
else
{
if (Mathf.Abs(lastFaceCenter.x - faceCenter.y) >= xyUpdateMinGap || Mathf.Abs(lastFaceCenter.y - faceCenter.y) >= xyUpdateMinGap)
{
float xtrans = remap(frameCenter.x - faceCenter.x, -frameCenter.x, frameCenter.x, -2.0f, 2.0f);
float ytrans = remap(frameCenter.y - faceCenter.y, -frameCenter.y, frameCenter.y, -2.0f, 2.0f);
float ztrans = lastZtrans;
//Debug.Log("last face: " + (lastFace.W * lastFace.H) + " face size: "+ (face.W * face.H) + "frame: " + frameCenter.x * frameCenter.y);
if (Mathf.Abs((face.W * face.H) - (lastFace.W * lastFace.H)) >= zUpdateMinGap)
{
Debug.Log("Gap: " + Mathf.Abs((lastFace.W * lastFace.H) - (face.W * face.H)));
ztrans = remap(face.W * face.H, 0, frameCenter.x * frameCenter.y, -1.0f, 1.0f);
}
this.transform.position = new Vector3(xtrans, ytrans, ztrans);
this.transform.LookAt(Vector3.forward * lookDistance);
lastZtrans = ztrans;
}
}
lastFace = face;
//Debug.Log(face.X + " : " + face.Y + " : " + face.W + " : " + face.H);
//Debug.Log("Face position relative to Frame center: X ::" + (faceCenter.x - frameCenter.x) + " Y ::" + (faceCenter.x - frameCenter.x));
}
}
private void OnDisable()
{
HeadTrackerPlugin.Close();
}
