protected virtual void AddActiveCollider(Collider collider)
{
if (touchedObject != null && touchedObjectColliders.Contains(collider))
{
VRTK_SharedMethods.AddListValue(touchedObjectActiveColliders, collider, true);
}
}
public virtual void OnControllerNearTouchInteractableObject(ObjectInteractEventArgs e)
{
VRTK_SharedMethods.AddListValue(nearTouchedObjects, e.target, true);
if (ControllerNearTouchInteractableObject != null)
{
ControllerNearTouchInteractableObject(this, e);
}
}
//[Pure]
protected virtual void Raycast(Canvas canvas, Camera eventCamera, PointerEventData eventData, Ray ray, ref List <RaycastResult> results)
{
float hitDistance = GetHitDistance(ray, VRTK_UIPointer.GetPointerLength(eventData.pointerId));
IList <Graphic> canvasGraphics = GraphicRegistry.GetGraphicsForCanvas(canvas);
for (int i = 0; i < canvasGraphics.Count; ++i)
{
Graphic graphic = canvasGraphics[i];
if (graphic.depth == -1 || !graphic.raycastTarget)
{
continue;
}
Transform graphicTransform = graphic.transform;
Vector3 graphicForward = graphicTransform.forward;
float distance = Vector3.Dot(graphicForward, graphicTransform.position - ray.origin) / Vector3.Dot(graphicForward, ray.direction);
if (distance < 0)
{
continue;
}
//Prevents "flickering hover" on items near canvas center.
if ((distance - UI_CONTROL_OFFSET) > hitDistance)
{
continue;
}
Vector3 position = ray.GetPoint(distance);
Vector2 pointerPosition = eventCamera.WorldToScreenPoint(position);
if (!RectTransformUtility.RectangleContainsScreenPoint(graphic.rectTransform, pointerPosition, eventCamera))
{
continue;
}
if (graphic.Raycast(pointerPosition, eventCamera))
{
RaycastResult result = new RaycastResult()
{
gameObject = graphic.gameObject,
module = this,
distance = distance,
screenPosition = pointerPosition,
worldPosition = position,
depth = graphic.depth,
sortingLayer = canvas.sortingLayerID,
sortingOrder = canvas.sortingOrder,
};
VRTK_SharedMethods.AddListValue(results, result);
}
}
results.Sort((g1, g2) => g2.depth.CompareTo(g1.depth));
}
/// <summary>
/// The GetHoveringObjects method returns a List of valid GameObjects that are currently hovering (but not snapped) in the snap drop zone area.
/// </summary>
/// <returns>The List of valid GameObjects that are hovering (but not snapped) in the snap drop zone area.</returns>
public virtual List <GameObject> GetHoveringObjects()
{
List <GameObject> returnList = new List <GameObject>();
for (int i = 0; i < currentValidSnapInteractableObjects.Count; i++)
{
VRTK_SharedMethods.AddListValue(returnList, currentValidSnapInteractableObjects[i].gameObject);
}
return(returnList);
}
protected virtual void StoreTouchedObjectColliders(Collider collider)
{
touchedObjectColliders.Clear();
touchedObjectActiveColliders.Clear();
Collider[] touchedObjectChildColliders = touchedObject.GetComponentsInChildren <Collider>();
for (int i = 0; i < touchedObjectChildColliders.Length; i++)
{
VRTK_SharedMethods.AddListValue(touchedObjectColliders, touchedObjectChildColliders[i], true);
}
VRTK_SharedMethods.AddListValue(touchedObjectActiveColliders, collider, true);
}
protected virtual void AddCurrentValidSnapObject(VRTK_InteractableObject givenObject)
{
if (givenObject != null)
{
if (VRTK_SharedMethods.AddListValue(currentValidSnapInteractableObjects, givenObject, true))
{
givenObject.InteractableObjectGrabbed += InteractableObjectGrabbed;
givenObject.InteractableObjectUngrabbed += InteractableObjectUngrabbed;
}
}
}
protected virtual void ManageTouchers(GameObject interactingObject, bool add)
{
if (add)
{
VRTK_SharedMethods.AddListValue(touchers, interactingObject, true);
}
else
{
touchers.Remove(interactingObject);
}
}
protected virtual void ObjectTouched(object sender, InteractableObjectEventArgs e)
{
DoShowMenu(CalculateAngle(e.interactingObject), sender);
collidingObjects.Add(e.interactingObject);
VRTK_SharedMethods.AddListValue(interactingObjects, e.interactingObject, true);
if (addMenuCollider && menuCollider != null)
{
SetColliderState(true, e);
if (delayedSetColliderEnabledRoutine != null)
{
StopCoroutine(delayedSetColliderEnabledRoutine);
}
}
}
/// <summary>
/// Set the control options and modify the trackables to match.
/// </summary>
/// <param name="givenControlOptions">The control options to set the current control options to.</param>
public virtual void SetControlOptions(ControlOptions givenControlOptions)
{
controlOptions = givenControlOptions;
trackedObjects.Clear();
if (controllerLeftHand != null && controllerRightHand != null && (controlOptions == ControlOptions.HeadsetAndControllers || controlOptions == ControlOptions.ControllersOnly))
{
VRTK_SharedMethods.AddListValue(trackedObjects, VRTK_DeviceFinder.GetActualController(controllerLeftHand).transform, true);
VRTK_SharedMethods.AddListValue(trackedObjects, VRTK_DeviceFinder.GetActualController(controllerRightHand).transform, true);
}
if (headset != null && (controlOptions == ControlOptions.HeadsetAndControllers || controlOptions == ControlOptions.HeadsetOnly))
{
VRTK_SharedMethods.AddListValue(trackedObjects, headset.transform, true);
}
}
protected virtual float CalculateListAverage()
{
float listAverage = 0;
for (int i = 0; i < trackedObjects.Count; i++)
{
Transform trackedObj = trackedObjects[i];
// Get the amount of Y movement that's occured since the last update.
float previousYPosition = VRTK_SharedMethods.GetDictionaryValue(previousYPositions, trackedObj);
float deltaYPostion = Mathf.Abs(previousYPosition - trackedObj.transform.localPosition.y);
// Convenience code.
List <float> trackedObjList = VRTK_SharedMethods.GetDictionaryValue(movementList, trackedObj, new List <float>(), true);
// Cap off the speed.
if (deltaYPostion > sensitivity)
{
VRTK_SharedMethods.AddListValue(trackedObjList, sensitivity);
}
else
{
VRTK_SharedMethods.AddListValue(trackedObjList, deltaYPostion);
}
// Keep our tracking list at m_averagePeriod number of elements.
if (trackedObjList.Count > averagePeriod)
{
trackedObjList.RemoveAt(0);
}
// Average out the current tracker's list.
float sum = 0;
for (int j = 0; j < trackedObjList.Count; j++)
{
float diffrences = trackedObjList[j];
sum += diffrences;
}
float avg = sum / averagePeriod;
// Add the average to the the list average.
listAverage += avg;
}
return(listAverage);
}
//[Pure]
protected virtual void SetNearestRaycast(ref PointerEventData eventData, ref List <RaycastResult> resultAppendList, ref List <RaycastResult> raycastResults)
{
RaycastResult?nearestRaycast = null;
for (int index = 0; index < raycastResults.Count; index++)
{
RaycastResult castResult = raycastResults[index];
castResult.index = resultAppendList.Count;
if (!nearestRaycast.HasValue || castResult.distance < nearestRaycast.Value.distance)
{
nearestRaycast = castResult;
}
VRTK_SharedMethods.AddListValue(resultAppendList, castResult);
}
if (nearestRaycast.HasValue)
{
eventData.position = nearestRaycast.Value.screenPosition;
eventData.delta = eventData.position - lastKnownPosition;
lastKnownPosition = eventData.position;
eventData.pointerCurrentRaycast = nearestRaycast.Value;
}
}
/// <summary>
/// The AddButton method is used to add a new button to the menu.
/// </summary>
/// <param name="newButton">The button to add.</param>
public void AddButton(RadialMenuButton newButton)
{
VRTK_SharedMethods.AddListValue(buttons, newButton, true);
RegenerateButtons();
}
/// <summary>
/// The RegenerateButtons method creates all the button arcs and populates them with desired icons.
/// </summary>
public void RegenerateButtons()
{
RemoveAllButtons();
for (int i = 0; i < buttons.Count; i++)
{
// Initial placement/instantiation
GameObject newButton = Instantiate(buttonPrefab);
newButton.transform.SetParent(transform);
newButton.transform.localScale = Vector3.one;
newButton.GetComponent <RectTransform>().offsetMax = Vector2.zero;
newButton.GetComponent <RectTransform>().offsetMin = Vector2.zero;
//Setup button arc
UICircle circle = newButton.GetComponent <UICircle>();
if (buttonThickness == 1f)
{
circle.fill = true;
}
else
{
circle.thickness = (int)(buttonThickness * (GetComponent <RectTransform>().rect.width / 2f));
}
int fillPerc = (int)(100f / buttons.Count);
circle.fillPercent = fillPerc;
circle.color = buttonColor;
//Final placement/rotation
float angle = ((360f / buttons.Count) * i) + offsetRotation;
newButton.transform.localEulerAngles = new Vector3(0, 0, angle);
newButton.layer = 4; //UI Layer
newButton.transform.localPosition = Vector3.zero;
if (circle.fillPercent < 55)
{
float angleRad = (angle * Mathf.PI) / 180f;
Vector2 angleVector = new Vector2(-Mathf.Cos(angleRad), -Mathf.Sin(angleRad));
newButton.transform.localPosition += (Vector3)angleVector * offsetDistance;
}
//Place and populate Button Icon
GameObject buttonIcon = newButton.GetComponentInChildren <RadialButtonIcon>().gameObject;
if (buttons[i].ButtonIcon == null)
{
buttonIcon.SetActive(false);
}
else
{
buttonIcon.GetComponent <Image>().sprite = buttons[i].ButtonIcon;
buttonIcon.transform.localPosition = new Vector2(-1 * ((newButton.GetComponent <RectTransform>().rect.width / 2f) - (circle.thickness / 2f)), 0);
//Min icon size from thickness and arc
float scale1 = Mathf.Abs(circle.thickness);
float absButtonIconXPos = Mathf.Abs(buttonIcon.transform.localPosition.x);
float bAngle = (359f * circle.fillPercent * 0.01f * Mathf.PI) / 180f;
float scale2 = (absButtonIconXPos * 2f * Mathf.Sin(bAngle / 2f));
if (circle.fillPercent > 24) //Scale calc doesn't work for > 90 degrees
{
scale2 = float.MaxValue;
}
float iconScale = Mathf.Min(scale1, scale2) - iconMargin;
buttonIcon.GetComponent <RectTransform>().sizeDelta = new Vector2(iconScale, iconScale);
//Rotate icons all vertically if desired
if (!rotateIcons)
{
buttonIcon.transform.eulerAngles = GetComponentInParent <Canvas>().transform.eulerAngles;
}
}
VRTK_SharedMethods.AddListValue(menuButtons, newButton, true);
}
}
protected virtual void OnTriggerEnter(Collider collider)
{
StartNearTouch(collider);
VRTK_SharedMethods.AddListValue(nearTouchedObjects, collider.gameObject, true);
}