private List <IInteraction> GetViableInteractions(Ray ray, out InteractionEvent interactionEvent)
{
IInteractionSource source = GetActiveInteractionSource();
if (source == null)
{
interactionEvent = null;
return(new List <IInteraction>());
}
IInteractionTarget target = null;
Vector3 point = Vector3.zero;
if (Physics.Raycast(ray, out RaycastHit hit, float.PositiveInfinity, selectionMask))
{
point = hit.point;
GameObject targetGo = hit.transform.gameObject;
target = targetGo.GetComponent <IInteractionTarget>() ?? new InteractionTargetGameObject(targetGo);
if (!source.CanInteractWithTarget(target))
{
interactionEvent = null;
return(new List <IInteraction>());
}
}
interactionEvent = new InteractionEvent(source, target, point);
IInteraction[] availableInteractions =
source.GenerateInteractions(target != null ? new[] { target } : new IInteractionTarget[0]);
InteractionEvent @event = interactionEvent;
return(availableInteractions.Where(i => i.CanInteract(@event)).ToList());
}
public static T GetComponent <T>(this IInteractionTarget target) where T : class
{
if (target is IGameObjectProvider provider)
{
return(provider.GameObject.GetComponent <T>());
}
return(null);
}
public virtual bool CanInteractWithTarget(IInteractionTarget target)
{
return(true);
}
public InteractionEntry(IInteractionTarget target, IInteraction interaction)
{
Target = target;
Interaction = interaction;
}
public InteractionEvent(IInteractionSource source, IInteractionTarget target, Vector3 point = new Vector3())
{
Source = source;
Target = target;
Point = point;
}
