1.   Node[] getAdjacentNodes(int range, int offset) {
2.     int numberOfNodes = int(pow((1 + 2*range), 2) - 1 - (pow((1 + 2*offset), 2) - 1));
3.     Node[] nodes = new Node[numberOfNodes];
4.     for (int i = -range; i < range; i++) {
5.       for (int j = -range; j < range; j++) {
6.         if (abs(i) > offset && abs(j) > offset) { // dont select nodes within the given offset...
7.           if (this.x + i > 0 && this.x + i < game.cols && this.y + j > 0 && this.y + j < game.rows) { // prevent trying to access not existing nodes
8.             nodes = (Node[])append(nodes, game.terrain[this.x + i][this.y + j]);
9.           }
10.         }
11.       }
12.     }
13.     return nodes;
14.   }

1.   Node[] nodes = game.terrain[4][4].getAdjacentNodes(1, 0);

[0] null

[1] null

[2] null

[3] null

[4] null

[5] null

[6] null

[7] null

[8] game_js$Node@3aff84