//constructor initialises the grid array
public Level()
{
tiles = new int[gridSize, gridSize];
for (int i = 0; i < gridSize; i++)
{
for (int j = 0; j < gridSize; j++)
{
tiles[i, j] = 0;
}
}
aStar = new AStar();
dijkstra = new Dijkstra();
scentMap = new ScentMap(40, 40);
}
protected override void ChooseNextGridLocation(Map level, Player plr)
{
try
{
if (level.pathfinder.GetAlgorithm() != PathfinderAlgorithm.ScentMap)
{
throw new Exception("Wrong bot used for pathfinding algorithm.");
}
// Get a copy of the scent map
ScentMap map = (level.pathfinder as ScentMap);
// Get neighbouring coordinates
Coord2[] neighbours = GetNeighbours();
Coord2 highest = new Coord2(0, 0);
bool validFound = false;
for (int i = 0; i < neighbours.Length; i++) // Ensures a valid position is initially selected
{
if (level.ValidPosition(neighbours[i]))
{
highest = neighbours[i];
validFound = true;
break;
}
}
if (validFound) // Only update if at least one neighbouring positon is in fact valid on the map
{
// Find the highest neighbouring coorindate
for (int i = 0; i < neighbours.Length; i++)
{
if (level.ValidPosition(neighbours[i]))
{
if (map.Scents.data[neighbours[i].X, neighbours[i].Y] > map.Scents.data[highest.X, highest.Y])
{
highest = neighbours[i];
}
}
}
SetNextGridPosition(highest, level);
}
}
catch (Exception e)
{
Console.WriteLine("Bot Exception: " + e.Message);
}
}