//-------------------------------------------------
private void OnHandHoverBegin(Hand hand)
{
bool showHint = false;
// "Catch" the throwable by holding down the interaction button instead of pressing it.
// Only do this if the throwable is moving faster than the prescribed threshold speed,
// and if it isn't attached to another hand
if (!attached)
{
if (hand.GetStandardInteractionButton())
{
Rigidbody rb = GetComponent <Rigidbody>();
if (rb.velocity.magnitude >= catchSpeedThreshold)
{
hand.AttachObject(gameObject, attachmentFlags, attachmentPoint);
showHint = false;
}
}
}
if (showHint)
{
ControllerButtonHints.ShowButtonHint(hand, EVRButtonId.k_EButton_SteamVR_Trigger);
}
}
//-------------------------------------------------
private void HandHoverUpdate(Hand hand)
{
//Trigger got pressed
if (hand.GetStandardInteractionButtonDown())
{
hand.AttachObject(gameObject, attachmentFlags, attachmentPoint);
ControllerButtonHints.HideButtonHint(hand, EVRButtonId.k_EButton_SteamVR_Trigger);
}
}
//-------------------------------------------------
private void PhysicsAttach(Hand hand)
{
PhysicsDetach(hand);
Rigidbody holdingBody = null;
Vector3 holdingPoint = Vector3.zero;
// The hand should grab onto the nearest rigid body
float closestDistance = float.MaxValue;
for (int i = 0; i < rigidBodies.Count; i++)
{
float distance = Vector3.Distance(rigidBodies[i].worldCenterOfMass, hand.transform.position);
if (distance < closestDistance)
{
holdingBody = rigidBodies[i];
closestDistance = distance;
}
}
// Couldn't grab onto a body
if (holdingBody == null)
{
return;
}
// Create a fixed joint from the hand to the holding body
if (attachMode == AttachMode.FixedJoint)
{
Rigidbody handRigidbody = Util.FindOrAddComponent <Rigidbody>(hand.gameObject);
handRigidbody.isKinematic = true;
FixedJoint handJoint = hand.gameObject.AddComponent <FixedJoint>();
handJoint.connectedBody = holdingBody;
}
// Don't let the hand interact with other things while it's holding us
hand.HoverLock(null);
// Affix this point
Vector3 offset = hand.transform.position - holdingBody.worldCenterOfMass;
offset = Mathf.Min(offset.magnitude, 1.0f) * offset.normalized;
holdingPoint = holdingBody.transform.InverseTransformPoint(holdingBody.worldCenterOfMass + offset);
hand.AttachObject(this.gameObject, attachmentFlags);
// Update holding list
holdingHands.Add(hand);
holdingBodies.Add(holdingBody);
holdingPoints.Add(holdingPoint);
}
//-------------------------------------------------
public void SpawnAndAttach(Hand passedInhand)
{
Hand handToUse = passedInhand;
if (passedInhand == null)
{
handToUse = hand;
}
if (handToUse == null)
{
return;
}
GameObject prefabObject = Instantiate(prefab) as GameObject;
handToUse.AttachObject(prefabObject);
}
//-------------------------------------------------
void Update()
{
if (itemPrefab != null)
{
if (hand.controller != null)
{
if (hand.controller.hasTracking)
{
GameObject objectToAttach = GameObject.Instantiate(itemPrefab);
objectToAttach.SetActive(true);
hand.AttachObject(objectToAttach);
hand.controller.TriggerHapticPulse(800);
Destroy(gameObject);
// If the player's scale has been changed the object to attach will be the wrong size.
// To fix this we change the object's scale back to its original, pre-attach scale.
objectToAttach.transform.localScale = itemPrefab.transform.localScale;
}
}
}
}
//-------------------------------------------------
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();
}
}
