Pathfinding.BinaryHeap.WriteBranch C# (CSharp) Method

		private void WriteBranch (int index, int depth, System.Text.StringBuilder text) {
			text.Append ("\n");
			for (int i=0;i<depth;i++) {
				text.Append ("   ");
			}
			
			text.Append (binaryHeap[index].f);
			
			if (index > 1) {
				int parentIndex = index / 2;
						
				if (binaryHeap[index].f < binaryHeap[parentIndex].f) {
					text.Append ("	!!!");
				}
			}
			
			int p2 = index * 2;
			if ((p2 + 1) <= numberOfItems) {
				// Both children exist
				WriteBranch (p2,depth+1,text);
				WriteBranch (p2+1,depth+1,text);
			} else if (p2 <= numberOfItems) {
				// Only one child exists
				WriteBranch (p2,depth+1,text);
			}
		}