void OnDrawGizmos()
{
Gizmos.DrawWireCube(myTransform.position,new Vector2(gridWorldSize.x, gridWorldSize.y));
if (grid != null && displayGridGizmos)
{
foreach (Node n in grid)
{
Gizmos.color = (n.walkable) ? Color.white : Color.red;
Gizmos.DrawCube(n.worldPosition, Vector2.one * (nodeDiameter-nodeMargin));
}
}
}
}