// Update is called once per frame
void Update()
{
Transform [] controllerTransforms = experimentManager.GetControllerTransforms();
SteamVR_Controller.Device [] controllerDevices = experimentManager.GetControllers();
rayCastLineUi.enabled = false;
// Determine which hand is being used for laser
if (laserActive == false)
{
for (int i = 0; i < 2; i++)
{
if (controllerDevices[i].GetPress(EVRButtonId.k_EButton_Grip))
{
laserActive = true;
activeLaserIndex = i;
break;
}
}
}
// Determine if laser is still active
bool currentLaserStatus = controllerDevices[activeLaserIndex].GetPress(EVRButtonId.k_EButton_Grip);
if ((currentLaserStatus == false) && (laserActive == true) && (lastHit.point != Vector3.zero) && canMoveThere)
{
experimentManager.TeleportUser(lastHit.point);
}
laserActive = currentLaserStatus;
rayCastLineUi.enabled = laserActive;
// Draw out line if laser is active
if (laserActive == true)
{
rayCastLineUi.enabled = true;
rayCastLineUi.SetPosition(0, controllerTransforms[activeLaserIndex].position + controllerTransforms[activeLaserIndex].forward.normalized * 0.025f);
rayCastLineUi.startColor = Color.red;
rayCastLineUi.endColor = Color.red + Color.white * 0.75f;
RaycastHit hit;
Physics.Raycast(controllerTransforms[activeLaserIndex].position,
controllerTransforms[activeLaserIndex].TransformDirection(Vector3.forward), out hit, Mathf.Infinity);
lastHit = hit;
// Great user is pointing at something, see if we can move there
canMoveThere = false;
if (hit.point != Vector3.zero)
{
rayCastLineUi.SetPosition(1, hit.point);
if (hit.collider.name.Length >= moveableEnding.Length)
{
if (hit.collider.name.Substring(hit.collider.name.Length - moveableEnding.Length, moveableEnding.Length) == moveableEnding)
{
canMoveThere = true;
rayCastLineUi.startColor = Color.green;
rayCastLineUi.endColor = Color.green + Color.white * 0.75f;
}
}
}
// User is not pointing at anything, we can't move there....
else
{
rayCastLineUi.SetPosition(1, controllerTransforms[activeLaserIndex].position +
controllerTransforms[activeLaserIndex].forward.normalized * 3.0f);
}
}
}