private Vector2Int GetOtherDirection(AbstractMovementManager other)
{
Vector3 heading = transform.position - other.transform.position;
float distance = heading.magnitude;
Vector3 direction = heading / distance;
return(new Vector2Int(Mathf.RoundToInt(direction.x), Mathf.RoundToInt(direction.z)));
}
private AbstractMovementManager GetEntityToPush(MovementInstruction instruction)
{
Vector3 instructionDirection = new Vector3(instruction.Direction.x, GetOffset().y, instruction.Direction.y);
RaycastHit entity;
Physics.Raycast(transform.position, instructionDirection, out entity, 1f, interactionMask);
if (entity.collider == null)
{
return(null);
}
AbstractMovementManager entityMovementManager = entity.collider.GetComponent <AbstractMovementManager>();
return(entityMovementManager);
}
private void CreateEntity(AbstractMovementManager prefab, Vector2Int position)
{
AbstractMovementManager entity = Instantiate(prefab, transform);
IEntityWithOffset entityWithOffset = entity as IEntityWithOffset;
entity.grid = this;
if (entityWithOffset != null)
{
entityWithOffset.SetPosition(new Vector3(position.x, 0, position.y));
return;
}
entity.transform.position = new Vector3(position.x, 0, position.y);
}
public override bool IsValidMove(MovementInstruction instruction, int?playerLayer = null)
{
if (!base.IsValidMove(instruction))
{
return(false);
}
AbstractMovementManager entityToPush = GetEntityToPush(instruction);
if (entityToPush == null)
{
return(true);
}
// Determine where the pushed entity will land
MovementInstruction pushedEntityDirection = new MovementInstruction(instruction.Direction * 2);
// Validate the position the pushed entity will land
return(base.IsValidMove(pushedEntityDirection, entityToPush.gameObject.layer));
}
private void Update()
{
if (OnRepel == null)
{
return;
}
AbstractMovementManager other = Detect();
if (other != null)
{
MovementInstruction instruction = new MovementInstruction(GetOtherDirection(other));
// TODO: This is broken
if (movementManager.IsValidMove(instruction))
{
OnRepel?.Invoke(instruction.Direction);
}
}
}
