public static GameObject SnapToObject(GameObject ObjectSnapping, out SnapTarget TargetSnapping)
{
GameObject result = null;
TargetSnapping = null;
float d = -1;
float dMin = -1;
// Given an ObjectSnapping, go through all the ObjectSnapping's snaptargets
// For each snap target, check overlap sphere, return objects that have a centre close enough to that snap target
// As we go through potential SnapToObjects and corresponding ObjectSnapping targets, always keep the closest only
BeyondComponent BCSnapping = ObjectSnapping.GetComponent <BeyondComponent>();
// We want to snap an object that has a Beyond Component
if (BCSnapping != null)
{
// Go through each SnapTarget of the ObjectSnapping
foreach (SnapTarget st in BCSnapping.Template.SnapTargets)
{
Vector3 stCoords = st.GetToCentre(ObjectSnapping);
// Go through all objects that overlap with a sphere centered around that SnapTarget
foreach (Collider col in Physics.OverlapSphere(stCoords, _distanceToSnap))
{
// Can't snap to yourself
if (col.gameObject != ObjectSnapping)
{
BeyondComponent BCSnapped = col.gameObject.GetComponent <BeyondComponent>();
// We want to snap to an object that has a BeyondComponent, that has one of the target object's ToTags and is in the snaptarget's ToPos
if ((BCSnapped != null) && (BCSnapped.Template.ContainsTag(st.ToTags)) && (BCSnapped.PosInCell == st.ToPos))
{
// The snapping object must be in the snaptarget's Posincell
if (BCSnapping.PosInCell == st.FromPos)
{
// Distance between the snapTarget and the snapped Object's cell centre
d = Vector3.Distance(stCoords, BCSnapped.Template.GetCellCentre(col.gameObject));
if (dMin == -1 || d < dMin)
{
dMin = d;
result = col.gameObject;
TargetSnapping = st;
}
}
}
}
}
}
}
return(result);
}
private void UpdateSnap()
{
// If we are too far from the snapping position, unsnap
Vector3 WouldBePos = FPSCharacter.transform.position + blueprintDistanceFromCamera * FPSCharacter.transform.forward;
float distance = Vector3.Distance(SnappedAt, WouldBePos);
//Debug.Log("We are currently at this distance from where we're looking: " + distance);
if (distance > UnSnapDistance)
{
SnappedToObject.GetComponent <BeyondComponent>().Group.RemoveObject(ActiveBlueprint);
ActiveBlueprint.transform.SetParent(FPSCharacter.transform);
ActiveBlueprint.transform.position = WouldBePos;
SnappedToObject = null;
SnappedToTarget = null;
}
}
public void AddSnapTarget(PosInCell fromPos, int x, int y, int z, List <string> totags, PosInCell toPos)
{
SnapTarget st = new SnapTarget(fromPos, x, y, z, totags, toPos);
SnapTargets.Add(st);
}