//-------------------------------------------------
private void RemoveMatchingItemsFromHandStack(ItemPackage package, Hand hand)
{
for (int i = 0; i < hand.AttachedObjects.Count; i++)
{
ItemPackageReference packageReference = hand.AttachedObjects[i].attachedObject.GetComponent <ItemPackageReference>();
if (packageReference != null)
{
ItemPackage attachedObjectItemPackage = packageReference.itemPackage;
if ((attachedObjectItemPackage != null) && (attachedObjectItemPackage == package))
{
GameObject detachedItem = hand.AttachedObjects[i].attachedObject;
hand.DetachObject(detachedItem);
}
}
}
}
//-------------------------------------------------
private ItemPackage GetAttachedItemPackage(Hand hand)
{
GameObject currentAttachedObject = hand.currentAttachedObject;
if (currentAttachedObject == null) // verify the hand is holding something
{
return(null);
}
ItemPackageReference packageReference = hand.currentAttachedObject.GetComponent <ItemPackageReference>();
if (packageReference == null) // verify the item in the hand is matchable
{
return(null);
}
ItemPackage attachedItemPackage = packageReference.itemPackage; // return the ItemPackage reference we find.
return(attachedItemPackage);
}
//-------------------------------------------------
private void OnHandHoverBegin(Hand hand)
{
ItemPackage currentAttachedItemPackage = GetAttachedItemPackage(hand);
if (currentAttachedItemPackage == itemPackage) // the item at the top of the hand's stack has an associated ItemPackage
{
if (takeBackItem && !requireTriggerPressToReturn) // if we want to take back matching items and aren't waiting for a trigger press
{
TakeBackItem(hand);
}
}
if (!requireTriggerPressToTake) // we don't require trigger press for pickup. Spawn and attach object.
{
SpawnAndAttachObject(hand);
}
if (requireTriggerPressToTake && showTriggerHint)
{
ControllerButtonHints.ShowTextHint(hand, EVRButtonId.k_EButton_SteamVR_Trigger, "PickUp");
}
}
//-------------------------------------------------
private void SpawnAndAttachObject(Hand hand)
{
if (hand.otherHand != null)
{
//If the other hand has this item package, take it back from the other hand
ItemPackage otherHandItemPackage = GetAttachedItemPackage(hand.otherHand);
if (otherHandItemPackage == itemPackage)
{
TakeBackItem(hand.otherHand);
}
}
if (showTriggerHint)
{
ControllerButtonHints.HideTextHint(hand, EVRButtonId.k_EButton_SteamVR_Trigger);
}
if (itemPackage.otherHandItemPrefab != null)
{
if (hand.otherHand.hoverLocked)
{
//Debug.Log( "Not attaching objects because other hand is hoverlocked and we can't deliver both items." );
return;
}
}
// if we're trying to spawn a one-handed item, remove one and two-handed items from this hand and two-handed items from both hands
if (itemPackage.packageType == ItemPackage.ItemPackageType.OneHanded)
{
RemoveMatchingItemTypesFromHand(ItemPackage.ItemPackageType.OneHanded, hand);
RemoveMatchingItemTypesFromHand(ItemPackage.ItemPackageType.TwoHanded, hand);
RemoveMatchingItemTypesFromHand(ItemPackage.ItemPackageType.TwoHanded, hand.otherHand);
}
// if we're trying to spawn a two-handed item, remove one and two-handed items from both hands
if (itemPackage.packageType == ItemPackage.ItemPackageType.TwoHanded)
{
RemoveMatchingItemTypesFromHand(ItemPackage.ItemPackageType.OneHanded, hand);
RemoveMatchingItemTypesFromHand(ItemPackage.ItemPackageType.OneHanded, hand.otherHand);
RemoveMatchingItemTypesFromHand(ItemPackage.ItemPackageType.TwoHanded, hand);
RemoveMatchingItemTypesFromHand(ItemPackage.ItemPackageType.TwoHanded, hand.otherHand);
}
spawnedItem = GameObject.Instantiate(itemPackage.itemPrefab);
spawnedItem.SetActive(true);
hand.AttachObject(spawnedItem, attachmentFlags, attachmentPoint);
if ((itemPackage.otherHandItemPrefab != null) && (hand.otherHand.controller != null))
{
GameObject otherHandObjectToAttach = GameObject.Instantiate(itemPackage.otherHandItemPrefab);
otherHandObjectToAttach.SetActive(true);
hand.otherHand.AttachObject(otherHandObjectToAttach, attachmentFlags);
}
itemIsSpawned = true;
justPickedUpItem = true;
if (takeBackItem)
{
useFadedPreview = true;
pickupEvent.Invoke();
CreatePreviewObject();
}
}
