public Game1()
{
//constructor
graphics = new GraphicsDeviceManager(this);
graphics.PreferredBackBufferHeight = BackBufferHeight;
graphics.PreferredBackBufferWidth = BackBufferWidth;
Window.Title = "Pathfinder";
Content.RootDirectory = "Content";
this.IsMouseVisible = true;
this.IsFixedTimeStep = false;
elapsedTime = 0;
frameCounter = 0;
FPS = 60;
mouseState = Mouse.GetState();
lastMouseState = mouseState;
mouseClickPos = new Coord2(-1, -1);
scrollOffset = Vector2.Zero;
textColour = Color.BlueViolet;
//set frame rate
TargetElapsedTime = TimeSpan.FromTicks(TimeSpan.TicksPerSecond / TargetFrameRate);
//load level map
level = new Level();
string mapName = mapNumber.ToString();
//mapName = "eighty";
level.Loadmap("Content/" + mapName + ".txt");
//instantiate bot and player objects
BackBufferWidth = level.gridSquareSize * level.GridSizeX;
BackBufferHeight = level.GridSizeY * level.GridSquareSize;
graphics.PreferredBackBufferHeight = BackBufferHeight;
graphics.PreferredBackBufferWidth = BackBufferWidth;
graphics.ApplyChanges();
graphics.GraphicsDevice.Reset();
SetCharacters();
//bots = new List<AiBotBase>();
#if ASTARTEST
string heuristic = "Euclidean";
StreamWriter r = new StreamWriter("astarTest-" + mapName + "-" + heuristic + ".txt");
r.WriteLine("A Star Test values with " + heuristic);
r.WriteLine("Map size: {0}x{1}", level.GridSizeX, level.GridSizeY);
r.WriteLine("Times per build, in ms");
AStar aStar = new AStar(level);
aStar = new AStar(level);
Stopwatch timer = new Stopwatch();
Coord2 start = new Coord2(1, 1);
Coord2 end = new Coord2(level.GridSizeX-1, level.GridSizeY-1);
for (int i = 0; i < 1000; i++)
{
timer.Restart();
aStar.Build(level, start, end, false, heuristic);
timer.Stop();
r.WriteLine("{0:N3}", timer.Elapsed.TotalMilliseconds);
}
r.Close();
#endif
#if DIJKSTRASTEST
StreamWriter r = new StreamWriter("dijkstrasTest-" + mapName + ".txt");
string mapDescription = "";
r.WriteLine("Dijkstra's Test values");
r.WriteLine("Map size: {0}x{1}", level.GridSizeX, level.GridSizeY);
r.WriteLine(mapDescription);
r.WriteLine("Times per build, in ms");
Dijkstra dijkstras = new Dijkstra(level);
dijkstras = new Dijkstra(level);
Stopwatch timer = new Stopwatch();
AiBotAlgorithm bot = new AiBotAlgorithm(1, 1);
Player player = new Player(level.GridSizeX - 1, level.GridSizeY - 1);
for (int i = 0; i < 1000; i++)
{
timer.Restart();
dijkstras.Build(level, bot, player);
timer.Stop();
r.WriteLine("{0:N3}", timer.Elapsed.TotalMilliseconds);
}
r.Close();
#endif
#if PRECOMPUTETEST
StreamWriter r = new StreamWriter("precomputeTest-" + mapName + ".txt");
string mapDescription = "";
r.WriteLine("Precompute's Test values");
r.WriteLine("Map size: {0}x{1}", level.GridSizeX, level.GridSizeY);
r.WriteLine(mapDescription);
r.WriteLine("Times per build, in ms");
Precompute precompute = new Precompute(mapName);
precompute = new Precompute(mapName);
Stopwatch timer = new Stopwatch();
AiBotAlgorithm bot = new AiBotAlgorithm(1, 1);
Player player = new Player(level.GridSizeX - 1, level.GridSizeY - 1);
for (int i = 0; i < 1; i++)
{
timer.Restart();
precompute.Calculate(level);
timer.Stop();
r.WriteLine("{0:N3}", timer.Elapsed.TotalMilliseconds);
}
r.Close();
#endif
}
//loads the map from a text file
public void Loadmap(string path)
{
lines = new List<string>();
tiles = new List<List<int>>();
name = path.Substring(8);
name = name.Substring(0, name.Length - 4);
int maxLength = 0;
using (StreamReader reader = new StreamReader(path))
{
string line = reader.ReadLine();
//Debug.Assert(line.Length == gridSize, "loaded map string line width must be 30");
//Debug.Assert(line.Length == gridSize, String.Format("loaded map string line width must be {0}.", gridSize));
while (line != null)
{
lines.Add(line);
line = reader.ReadLine();
if (line != null && line.Length > maxLength)
maxLength = line.Length;
}
}
gridSize = maxLength;
while (tiles.Count < gridSize)
{
tiles.Add(new List<int>());
}
//Debug.Assert(lines.Count == gridSize, String.Format("loaded map string must have {0} lines.",gridSize));
//gridSquareSize = 14;
endLimits = gridSize;
// Loop over every tile position,
for (int x = 0; x < lines.Count; x++)
{
for (int y = 0; y < lines.Count; y++)
{
// to load each tile.
char tileType = lines[x].ElementAt(y);
if (tileType == '.' && (x > 0 && y > 0 && x < endLimits-1 && y < endLimits-1))
tiles[y].Add(0);
else tiles[y].Add(1);
}
}
gridSizeX = tiles[0].Count;
gridSizeY = tiles.Count;
precompute = new Precompute(name);
}