function calculate()
{
if ($this->calculed == false) {
$this->calculing = true;
$startFinder = new PathFinder($this, $this->fromTile, null);
$startFinder->applyForBest();
$i = 0;
while (count($this->_buffer) && $i < $this->_maxIteration) {
$pathFinder = $this->removeFromBufferAt(0);
$pathFinder->calculate();
$i++;
}
$this->success = $i < $this->_maxIteration;
if (!$this->success) {
debug('busted');
}
$this->calculed = true;
}
}
function calculate()
{
$adjacentTiles = array($this->getTopTile(), $this->getRightTile(), $this->getBottomTile(), $this->getLeftTile());
foreach ($adjacentTiles as $t) {
//if(empty($this->lastTile['tile'])){
// debug($this->lastTile);
//}
if ($t && (empty($this->lastTile) || $t['Tile']['id'] != $this->lastTile['Tile']['id']) && $this->_calculator->testTileForPathing($t)) {
$pathFinder = new PathFinder($this->_calculator, $t, $this->curTile);
$pathFinder->applyForBest();
}
}
}
