private void MoveSelectedModel(Vector3 touch)
{
if (camera == null || SelectedModel == null)
{
return;
}
// Create ray from camera starting at touch
Ray ray = camera.ScreenPointToRay(touch);
// Get intersection point of ray and offset plane
float distance = 0f;
if (offset_plane.Raycast(ray, out distance))
{
Vector3 point = ray.GetPoint(distance);
// Reset flag resets point offset's x and z coordinates
// to the difference of the selected model's position and
// intersection point.
if (reset_offset)
{
Vector3 dif = SelectedModel.position - point;
point_offset.x = dif.x;
point_offset.z = dif.z;
reset_offset = false;
}
//model position
Vector3 position = point + point_offset * SelectedModel.size;
if (Vector3.Distance(ARScene.Origin.position, position) < 10)
{
//Start ewa
if (drag_start)
{
drag_start = false;
dragEWA = position;
}
else
{
dragEWA = dragEWA * (EWAlambda) + (1 - EWAlambda) * position;
}
float bp = SelectedModel.binPercent;
SelectedModel.binPercent = binPercent(touch);
if (bp < DeleteThreshold && SelectedModel.binPercent > DeleteThreshold)
{
NativeAid.HapticEvent(HEvent.Delete);
}
SelectedModel.position = dragEWA;
}
}
}
void Awake()
{
if (IconClickBox != null)
{
IconClickBox.AddEventListener("onclick", () => {
if (Mode == CenterIcon.Screenshot)
{
Flash.hold = true;
Flash.Start();
NativeAid.SavePhoto(capture);
NativeAid.HapticEvent(HEvent.Success);
Flash.hold = false;
}
});
}
}
public void Click(Vector2 start, Vector2 end)
{
StartPos = start;
EndPos = end;
Debug.Log($"{gameObject.name}'s clickbox clicked.");
if (Haptic)
{
NativeAid.HapticEvent(HEvent.Click);
}
RunEvent("onclick");
if (OnClick != null)
{
OnClick();
}
}
void Update()
{
if (locked)
{
return;
}
//One touch detected
if (Input.touchCount == 1)
{
Touch touch = Input.GetTouch(0);
Vector2 point = touch.position;
//normalise touch phase Canceled = Ended, Stationary = Moved
TouchPhase phase = touch.phase;
if (phase == TouchPhase.Canceled)
{
phase = TouchPhase.Ended;
}
if (phase == TouchPhase.Stationary)
{
phase = TouchPhase.Moved;
}
if (phase == TouchPhase.Began)
{
//If the touch isn't on any ui click boxes, select a model
//and set the drag offset, otherwise drag not started.
if (isInClickBox(point))
{
Debug.Log("in click box");
Mode = GMode.None;
}
else
{
if (SelectModel(point))
{
NativeAid.HapticEvent(HEvent.Select);
SelectedModel.Held = true;
Mode = GMode.Drag;
Icon.Mode = CenterIcon.Bin;
}
else
{
Mode = GMode.None;
}
}
}
else if (phase == TouchPhase.Moved && Mode == GMode.Drag)
{
MoveSelectedModel(point);
}
else if (phase == TouchPhase.Ended && Mode == GMode.Drag)
{
if (SelectedModel != null)
{
SelectedModel.Held = false;
if (SelectedModel.binPercent > DeleteThreshold)
{
ARScene.Remove(SelectedModel);
NativeAid.HapticEvent(HEvent.Deleted);
}
else
{
SelectedModel.goalBinPercent = 0;
if (SelectedModel.binPercent > 0)
{
NativeAid.HapticEvent(HEvent.Warning);
}
}
}
Icon.Mode = CenterIcon.Screenshot;
Mode = GMode.None;
}
//Two or more touch's detected
}
else if (Input.touchCount > 1)
{
Touch a = Input.GetTouch(0);
Touch b = Input.GetTouch(1);
Vector2 av = a.position;
Vector2 bv = b.position;
//nomalise touch phases Canceled = Ended
TouchPhase phaseA = a.phase;
TouchPhase phaseB = b.phase;
if (phaseA == TouchPhase.Canceled)
{
phaseA = TouchPhase.Ended;
}
if (phaseB == TouchPhase.Canceled)
{
phaseB = TouchPhase.Ended;
}
// Either touch has just began, set the initial rotation vector
if (phaseA == TouchPhase.Began || phaseB == TouchPhase.Began)
{
RotateStart(av, bv);
Mode = GMode.Rotate;
// Either touches have ended
}
else if (phaseA == TouchPhase.Ended || phaseB == TouchPhase.Ended)
{
// Both touches have ended, mode set to none
if (phaseA == TouchPhase.Ended && phaseB == TouchPhase.Ended)
{
Mode = GMode.None;
Icon.Mode = CenterIcon.Screenshot;
// One touch has ended, mode reverts to drag with offset set to point
// that has not ended.
}
else
{
reset_offset = true;
Mode = GMode.Drag;
}
// Neither touch has began or ended
}
else if (Mode == GMode.Rotate)
{
RotateSelectedModel(av, bv);
}
}
}
