/// <summary>
/// 检查程序前提条件
/// </summary>
/// <param name="agent"></param>
/// <param name="bb"></param>
/// <returns></returns>
public override bool CheckProceduralPrecondition(GameObject agent, BlackBoard bb)
{
// find the nearest tree that we can chop
//找到我们能砍掉的最近的树
AppleTreeComponet[] trees = (AppleTreeComponet[])bb.GetData("appleTree");
AppleTreeComponet closest = null;
float closestDist = 0;
foreach (AppleTreeComponet tree in trees)
{
if (closest == null)
{
// first one, so choose it for now
//第一个，现在就选择它
closest = tree;
closestDist = (tree.gameObject.transform.position - agent.transform.position).magnitude;
}
else
{
// is this one closer than the last?
//这个比最后一个更近吗？
float dist = (tree.gameObject.transform.position - agent.transform.position).magnitude;
if (dist < closestDist)
{
// we found a closer one, use it
//我们找到了一个更近的，用它
closest = tree;
closestDist = dist;
}
}
}
if (closest == null)
{
return(false);
}
targetAppleTree = closest;
target = targetAppleTree.gameObject;
return(closest != null && closest.AppleNum > 0);
}
public override void reset()
{
eated = false;
targetAppleTree = null;
startTime = 0;
}
