public void PlayGrabFailAnimation(GrabFailReason reason)
{
string animation = "";
if (reason == GrabFailReason.Big)
{
animation = "big";
}
else if (reason == GrabFailReason.Small)
{
animation = "small";
}
Reticle.GetComponent <Animator>().SetTrigger(animation);
}
/// <summary>
/// Handle selecting and picking up items.
/// </summary>
private void HandlePickingUpItems()
{
if (m_heldItem != null)
{
return;
}
// Look at an item.
HeldItem selectedItem = null;
GrabFailReason reason = GrabFailReason.Range;
RaycastHit hitInfo;
if (Physics.Raycast(PlayerCamera.transform.position, PlayerCamera.transform.forward, out hitInfo, PickupItemDistance * Scale, LayerMask.GetMask("HeldItem")))
{
HeldItem lookedAtItem = hitInfo.transform.GetComponent <HeldItem>();
if (lookedAtItem == null)
{
lookedAtItem = hitInfo.transform.GetComponentInParent <HeldItem>();
}
if (CanSelectItemBasedOnScale(lookedAtItem, out reason))
{
selectedItem = lookedAtItem;
lookedAtItem.SetSelectionVisual(true);
}
else
{
lookedAtItem.SetSelectionVisual(false);
}
}
// If a valid item is looked at, you can pick it up with a button.
if (Input.GetButtonDown("Grab") && !m_grabbedThisFrame)
{
m_grabbedThisFrame = true;
if (selectedItem == null)
{
GameManager.Instance.GameCanvas.PlayGrabFailAnimation(reason);
}
else
{
PickUpItem(selectedItem);
}
}
}
/// <summary>
/// Handle selecting buttons.
/// </summary>
private void HandlePressingButtons()
{
// Look at a button
RaycastHit hitInfo;
if (Physics.Raycast(PlayerCamera.transform.position, PlayerCamera.transform.forward, out hitInfo, PickupItemDistance * Scale, LayerMask.GetMask("GrowButton", "HeldItem")))
{
GrowButton lookedAtItem = hitInfo.transform.GetComponent <GrowButton>();
if (lookedAtItem != null)
{
GrabFailReason reason = GrabFailReason.Range;
if (CanSelectItemBasedOnScale(lookedAtItem, out reason))
{
// If a valid item is looked at, you can pick it up with a button.
if (Input.GetButtonDown("Grab") && !m_grabbedThisFrame)
{
m_grabbedThisFrame = true;
PressButton(lookedAtItem);
}
lookedAtItem.SetSelectionVisual(true);
}
else
{
// If an invalid item is looked at, do the animation
if (Input.GetButtonDown("Grab") && !m_grabbedThisFrame)
{
m_grabbedThisFrame = true;
GameManager.Instance.GameCanvas.PlayGrabFailAnimation(reason);
}
lookedAtItem.SetSelectionVisual(false);
}
}
else if (lookedAtItem != null)
{
}
}
}
/// <summary>
/// Can I pick it up.
/// </summary>
private bool CanSelectItemBasedOnScale(SelectableItem item, out GrabFailReason reason)
{
float itemBounds = item.GetMaxBounds();
Vector3 boundVector = Visual.GetComponent <Renderer>().bounds.size *Scale;
float selfBounds = Mathf.Max(Mathf.Max(boundVector.x, boundVector.y), boundVector.z);
float boundsRatio = itemBounds / selfBounds;
Debug.Log(string.Format("Bounds Ratio: {0} Self Bounds: {1} Item Bounds: {2}", boundsRatio, selfBounds, itemBounds));
reason = GrabFailReason.Range;
if (boundsRatio < MinHeldItemBoundsRatio)
{
reason = GrabFailReason.Big;
}
else if (boundsRatio > MaxHeldItemBoundsRatio)
{
reason = GrabFailReason.Small;
}
return(boundsRatio <= MaxHeldItemBoundsRatio && boundsRatio >= MinHeldItemBoundsRatio);
}
