public bool CollidesWith(Chamber other, int minDist)
{
return(!(right <= other.left - minDist ||
left >= other.right + minDist ||
top <= other.bottom - minDist ||
bottom >= other.top + minDist));
}
public static Layout Generate(System.Random rng,
int width,
int height)
{
ChamberGeneratorConfig chamberCfg = new ChamberGeneratorConfig()
{
mapSize = new Point2i(width, height),
minChamberSize = 10,
maxChamberSize = 20,
numChambers = width * height / 500,
maxIterations = 10000
};
IList <Chamber> chambers = GenerateChambers(rng, chamberCfg);
IList <Corridor> corridors = GenerateCorridors(rng, chambers, chambers.Count, 2 * chamberCfg.maxChamberSize);
Chamber startChamber = ChooseStartChamber(chambers);
return(new Layout()
{
MapSize = new Point2i(width, height),
Chambers = chambers,
Corridors = corridors,
StartChamber = startChamber,
ExitChamber = ChooseExitChamber(rng, chambers, startChamber),
Tiles = GenerateTiles(width, height, chambers, corridors)
});
}
static Chamber ChooseExitChamber(System.Random rng,
IList <Chamber> chambers,
Chamber startChamber)
{
while (true)
{
Chamber c = chambers.Random(rng);
if (c != startChamber)
{
return(c);
}
}
}
private static IList <Chamber> GenerateChambers(System.Random rng,
ChamberGeneratorConfig cfg)
{
IList <Chamber> chambers = new List <Chamber>();
for (int i = 0; i < cfg.maxIterations && chambers.Count < cfg.numChambers; ++i)
{
Chamber newChamber = Chamber.Random(rng, cfg.mapSize.x, cfg.mapSize.y, cfg.minChamberSize, cfg.maxChamberSize);
if (!chambers.Any(c => c.CollidesWith(newChamber, 5)) && newChamber.IsNotBorder(cfg.mapSize))
{
chambers.Add(newChamber);
}
}
return(chambers);
}
public static Corridor JoiningChambers(System.Random rng, Chamber src, Chamber dst)
{
IList <Point2i> intermediatePoints = new List <Point2i>();
intermediatePoints.Add(src.center);
Point2i delta = dst.center - src.center;
if (rng.Next(2) == 0)
{
delta.x = 0;
}
else
{
delta.y = 0;
}
intermediatePoints.Add(src.center + delta);
intermediatePoints.Add(dst.center);
return(new Corridor(intermediatePoints));
}
private IList <Point2i> GenerateFiresPositions(Chamber chamber)
{
switch (((FiresLayout[])Enum.GetValues(typeof(FiresLayout))).Random(rng))
{
case FiresLayout.None:
return(new List <Point2i>());
case FiresLayout.Center:
return(new List <Point2i> {
chamber.center
});
case FiresLayout.Corners:
int offset = rng.Next(1, 5);
return(new List <Point2i> {
new Point2i(chamber.left + offset, chamber.bottom + offset),
new Point2i(chamber.left + offset, chamber.top - offset - 1),
new Point2i(chamber.right - offset - 1, chamber.bottom + offset),
new Point2i(chamber.right - offset - 1, chamber.top - offset - 1),
});
case FiresLayout.Exits:
IList <Point2i> fires = new List <Point2i>();
for (int x = chamber.left; x < chamber.right; ++x)
{
for (int y = chamber.bottom; y < chamber.top; ++y)
{
if (CountAdjacentTilesOfType(layout.Tiles, new Point2i(x, y), Tile.Type.Corridor) == 1)
{
fires.Add(new Point2i(x, y));
}
}
}
return(fires);
}
throw new NotImplementedException();
}
public bool Equals(Chamber chamber)
{
return(left == chamber.left && right == chamber.right && bottom == chamber.bottom && top == chamber.top);
}
private static bool lessThanMaxRange(Chamber ch1, Chamber ch2, int maxRange)
{
return(Math.Abs(ch1.center.x - ch2.center.x) < maxRange && Math.Abs(ch1.center.y - ch2.center.y) < maxRange);
}