// Use this for initialization
void Start()
{
int numTilesPerRow = terrainTiles.width / tileResolution;
int numRows = terrainTiles.height / tileResolution;
tileDataMap = new TDMap(size_x, size_z, terrainTiles, numRows, numTilesPerRow);
PathSearch tempPathSearch = (PathSearch)FindObjectOfType(typeof(PathSearch));
tempPathSearch.SetTileNodeList(tileDataMap.Tiles, size_x);
BuildMesh();
}