void Update()
{
if (calculatePaths)
{
CalcOnePathPerFrame();
}
currentTargetNode = grid.NodeFromWorldPoint(target.position);
if (previousTargetNode != null)
{
//if current target node != previous target node, then calculate all paths
if (!currentTargetNode.IsPositionEqualTo(previousTargetNode) && currentTargetNode.walkable)
{
calculatePaths = true;
}
}
previousTargetNode = currentTargetNode;
}
