/*
* This function seems to handle all possible interactions between the hand and other objects.
* Honestly, I haven't quite got a full understanding of this ~200-line behemoth.
*/
//"left_hand": true -> left, false -> right
void TryHand(bool left_hand, float htrigger_val, float itrigger_val, float x_val, float y_val, Vector3 hand_vel, ref bool ref_htrigger, ref bool ref_itrigger, ref int ref_htrigger_delta, ref int ref_itrigger_delta, ref float ref_x, ref float ref_y, ref GameObject ref_hand, ref GameObject ref_grabbed, ref GameObject ref_ohand, ref GameObject ref_ograbbed)
{
float htrigger_threshhold = 0.1f;
float itrigger_threshhold = 0.1f;
//find deltas
ref_htrigger_delta = 0;
if (!ref_htrigger && htrigger_val > htrigger_threshhold)
{
ref_htrigger_delta = 1;
ref_htrigger = true;
}
else if (ref_htrigger && htrigger_val <= htrigger_threshhold)
{
ref_htrigger_delta = -1;
ref_htrigger = false;
}
ref_itrigger_delta = 0;
if (!ref_itrigger && itrigger_val > itrigger_threshhold)
{
ref_itrigger_delta = 1;
ref_itrigger = true;
ref_x = x_val;
ref_y = y_val;
}
else if (ref_itrigger && itrigger_val <= itrigger_threshhold)
{
ref_itrigger_delta = -1;
ref_itrigger = false;
}
//find new grabs
if (ref_grabbed == null && ref_htrigger_delta == 1)
{
//first try movables
for (int i = 0; ref_grabbed == null && i < movables.Count; i++)
{
if ( //object newly grabbed
(left_hand && movables[i].ltouch) ||
(!left_hand && movables[i].rtouch)
)
{
ref_grabbed = movables[i].gameObject;
ref_grabbed.transform.SetParent(ref_hand.transform);
if (ref_grabbed == ref_ograbbed)
{
ref_ograbbed = null;
}
movables[i].grabbed = true;
Tool t = ref_grabbed.GetComponent <Tool>();
if (t) //newly grabbed object is a tool
{
t.engaged = false;
t.stored = false;
ref_grabbed.transform.localScale = new Vector3(1f, 1f, 1f);
t.text.transform.localScale = new Vector3(1f, 1f, 1f);
t.rigidbody.isKinematic = true;
t.boxcollider.isTrigger = false;
UpdateApplyTool(t);
}
VisAid v = ref_grabbed.GetComponent <VisAid>();
if (v) //newly grabbed object is a visaid
{
v.stored = false;
v.rigidbody.isKinematic = true;
}
}
}
//then dials
if (ref_grabbed == null)
{
for (int i = 0; i < tools.Count; i++)
{
if ( //dial newly grabbed
(left_hand && tools[i].dial_touchable.ltouch) ||
(!left_hand && tools[i].dial_touchable.rtouch)
)
{
ref_grabbed = tools[i].dial;
tools[i].dial_touchable.grabbed = true;
if (ref_grabbed == ref_ograbbed)
{
ref_ograbbed = null;
}
}
}
}
//then extraaneous
if (ref_grabbed == null) //still not holding anything
{
Touchable g = handle_workspace_touchable;
if ( //handle newly grabbed
(left_hand && g.ltouch) ||
(!left_hand && g.rtouch)
)
{
ref_grabbed = handle_workspace;
g.grabbed = true;
if (ref_grabbed == ref_ograbbed)
{
ref_ograbbed = null;
}
}
}
if (ref_grabbed == null) //still not holding anything
{
Touchable g = halfer_touchable;
if ( //halfing button newly grabbed
(left_hand && g.ltouch) ||
(!left_hand && g.rtouch)
)
{
ref_grabbed = halfer;
g.touch = true;
if (ref_grabbed == ref_ograbbed)
{
ref_ograbbed = null;
}
SetAllHalfed(!halfed);
}
}
if (ref_grabbed == null) //still not holding anything
{
Touchable g = reset_touchable;
if ( //reset button newly grabbed
(left_hand && g.ltouch) ||
(!left_hand && g.rtouch)
)
{
ref_grabbed = reset;
g.touch = true;
if (ref_grabbed == ref_ograbbed)
{
ref_ograbbed = null;
}
thermo.Reset();
}
}
if (ref_grabbed != null) //something newly grabbed
{
Halfable h = ref_grabbed.GetComponent <Halfable>();
if (h != null)
{
h.setHalf(false); //nothing should be halfed while being grabbed
}
}
}
//find new releases
else if (ref_grabbed && ref_htrigger_delta == -1) //something newly released
{
Tool t = ref_grabbed.GetComponent <Tool>();
if (t) //tool newly released
{
if (t.active_ghost.tintersect) //tool released making it active
{
ActivateTool(t);
}
else if (t.storage_ghost.tintersect) //tool released making it stored
{
StoreTool(t);
}
else //tool released nowhere special
{
DetachTool(t, hand_vel);
}
}
else //newly released object is NOT a tool
{
ref_grabbed.transform.SetParent(ref_grabbed.GetComponent <Touchable>().og_parent); //ok to do, even with a dial
VisAid v = ref_grabbed.GetComponent <VisAid>();
if (v) //visaid newly released
{
v.rigidbody.isKinematic = false;
v.rigidbody.velocity = hand_vel;
}
}
ref_grabbed.GetComponent <Touchable>().grabbed = false;
ref_grabbed = null;
}
if (ref_grabbed)
{
TryInteractable(ref_grabbed, x_val, y_val, ref ref_x, ref ref_y);
}
ref_x = x_val;
ref_y = y_val;
//centerer
if (vrcenter_fingertoggleable.finger) //finger hitting vrcenter object
{
if ( //we're currently checking the correct hand
(left_hand && vrcenter_fingertoggleable.lfinger) ||
(!left_hand && vrcenter_fingertoggleable.rfinger)
)
{ //reset center position
vrcenter_backing_meshrenderer.material = tab_hisel;
UnityEngine.XR.InputTracking.Recenter();
OVRManager.display.RecenterPose();
Vector3 pos = cam_offset.transform.localPosition - (cam_offset.transform.localPosition + ceye.transform.localPosition);
pos.y = 0f;
cam_offset.transform.localPosition = pos;
}
else
{
vrcenter_backing_meshrenderer.material = tab_hi;
}
}
else
{
vrcenter_backing_meshrenderer.material = tab_default;
}
}
