/**
* Determine if this Mover instance can move to a position.
*
* @param newPos
* Vector representing a desired new position.
*
* @return
* true if the desired new position is within this mover's movement
* range after accounting for detours around islands
*/
protected bool CanMoveTo(Vector3 newPos)
{
//Debug.Log ("Navy Mover: Checking if position [" + newPos.x + "," + newPos.y + "] is a potential move.");
bool inRange = IsInRange(newPos);
if (inRange)
{
//Debug.Log ("Navy Mover: [" + newPos.x + "," + newPos.y + "] is in euclidian range.");
}
else
{
//Debug.Log ("Navy Mover: [" + newPos.x + "," + newPos.y + "] is not in euclidian range.");
return(false);
}
bool validEnd = ValidPosition(newPos);
if (validEnd)
{
//Debug.Log ("Navy Mover: [" + newPos.x + "," + newPos.y + "] is a valid position.");
}
else
{
//Debug.Log ("Navy Mover: [" + newPos.x + "," + newPos.y + "] is not a valid position.");
return(false);
}
if (inRange && validEnd)
{
// check to see if line of sight path possible.
// if not, find actual path
Vector3 pos = gameObject.transform.position;
return(NavyMoverSearcher.LineOfSightPathBetween(pos, newPos) ||
NavyMoverSearcher.CanMoveBetween(pos, newPos, GetMoveRange()));
}
return(false);
}
public List <PathNode> Neighbors()
{
List <PathNode> ret = new List <PathNode>();
// starting x, y
int x = loc.x, y = loc.y;
// up
y++;
if (NavyMoverSearcher.ValidTile(x, y))
{
PathNode up = new PathNode(new Location(x, y), CostSoFar + Direct, goal);
up.last = this;
ret.Add(up);
}
// up right
x++;
if (NavyMoverSearcher.ValidTile(x, y))
{
PathNode upRight = new PathNode(new Location(x, y), CostSoFar + Diagonal, goal);
upRight.last = this;
ret.Add(upRight);
}
// right
y--;
if (NavyMoverSearcher.ValidTile(x, y))
{
PathNode right = new PathNode(new Location(x, y), CostSoFar + Direct, goal);
right.last = this;
ret.Add(right);
}
// down right
y--;
if (NavyMoverSearcher.ValidTile(x, y))
{
PathNode downRight = new PathNode(new Location(x, y), CostSoFar + Diagonal, goal);
downRight.last = this;
ret.Add(downRight);
}
// down
x--;
if (NavyMoverSearcher.ValidTile(x, y))
{
PathNode down = new PathNode(new Location(x, y), CostSoFar + Direct, goal);
down.last = this;
ret.Add(down);
}
// down left
x--;
if (NavyMoverSearcher.ValidTile(x, y))
{
PathNode downLeft = new PathNode(new Location(x, y), CostSoFar + Diagonal, goal);
downLeft.last = this;
ret.Add(downLeft);
}
// left
y++;
if (NavyMoverSearcher.ValidTile(x, y))
{
PathNode left = new PathNode(new Location(x, y), CostSoFar + Direct, goal);
left.last = this;
ret.Add(left);
}
// up left
y++;
if (NavyMoverSearcher.ValidTile(x, y))
{
PathNode upLeft = new PathNode(new Location(x, y), CostSoFar + Diagonal, goal);
upLeft.last = this;
ret.Add(upLeft);
}
return(ret);
}
public float CostToGoal()
{
Vector3 center = new Vector3(loc.x + 0.500f, loc.y + 0.500f);
return(NavyMoverSearcher.DistanceBetween(center, goal));
}
