public static List <VoronoiSite> Create(int width, int height, int pointCount, int relaxations, int seed)
{
RandomGenerator.ResetSeed(seed);
Dictionary <Vector, VoronoiSite> points = new Dictionary <Vector, VoronoiSite>(pointCount);
for (int i = 0; i < pointCount; i++)
{
Vector point = new Vector(RandomGenerator.Get(0, width), RandomGenerator.Get(0, height));
try
{
points.Add(point, new VoronoiSite(point));
}
catch (ArgumentException) // In case two points are to close one from each other
{
i--;
}
}
List <VoronoiSite> sites = CalculateVoronoiGraph(points, width, height);
for (int i = 0; i < relaxations; i++)
{
Dictionary <Vector, VoronoiSite> newPoints = new Dictionary <Vector, VoronoiSite>();
foreach (VoronoiSite site in sites)
{
Vector newPoint = new Vector(site.VoronoiPoints.Average(p => p[0]),
site.VoronoiPoints.Average(p => p[1]));
newPoints.Add(newPoint, new VoronoiSite(newPoint));
}
points = newPoints;
sites = CalculateVoronoiGraph(points, width, height);
}
//Create water
IWaterGenerator waterGenerator = new FloodFillWaterGenerator();
//waterGenerator = new PerlinWaterGenerator();
waterGenerator.GenerateWater(sites);
//Associate water distance from shore and split the water in cluster (independant seas)
while (true)
{
Stack <VoronoiSite> toBeProcessedSites = new Stack <VoronoiSite>();
VoronoiSite site = sites.FirstOrDefault(s => s.ShoreDistance == VoronoiSite.DefaultShoreDistance && s.Neighbourgs.Any(p => p.IsWater != s.IsWater));
if (site == null)
{
break;
}
site.ShoreDistance = 1;
toBeProcessedSites.Push(site);
Cluster cluster = new Cluster();
while (toBeProcessedSites.Count > 0)
{
VoronoiSite item = toBeProcessedSites.Pop();
item.Cluster = cluster;
if (item.Neighbourgs.Any(s => item.IsWater != s.IsWater))
{
item.ShoreDistance = 1;
}
foreach (VoronoiSite neighbourg in item.Neighbourgs)
{
if ((neighbourg.IsWater == item.IsWater) && neighbourg.ShoreDistance > item.ShoreDistance + 1)
{
neighbourg.ShoreDistance = item.ShoreDistance + 1;
if (!toBeProcessedSites.Contains(neighbourg))
{
toBeProcessedSites.Push(neighbourg);
}
}
}
}
}
DebugConsole.WriteLine("Land tiles : " + sites.Count(s => !s.IsWater) + " (" + string.Format("{0:P}", (float)sites.Count(s => !s.IsWater) / sites.Count) + ")");
DebugConsole.WriteLine("Water tiles : " + sites.Count(s => s.IsWater) + " (" + string.Format("{0:P}", (float)sites.Count(s => s.IsWater) / sites.Count) + ")");
return(sites);
}
public static List<VoronoiSite> Create(int width, int height, int pointCount, int relaxations, int seed)
{
RandomGenerator.ResetSeed(seed);
Dictionary<Vector, VoronoiSite> points = new Dictionary<Vector, VoronoiSite>(pointCount);
for (int i = 0; i < pointCount; i++)
{
Vector point = new Vector(RandomGenerator.Get(0, width), RandomGenerator.Get(0, height));
try
{
points.Add(point, new VoronoiSite(point));
}
catch (ArgumentException) // In case two points are to close one from each other
{
i--;
}
}
List<VoronoiSite> sites = CalculateVoronoiGraph(points, width, height);
for (int i = 0; i < relaxations; i++)
{
Dictionary<Vector, VoronoiSite> newPoints = new Dictionary<Vector, VoronoiSite>();
foreach (VoronoiSite site in sites)
{
Vector newPoint = new Vector(site.VoronoiPoints.Average(p => p[0]),
site.VoronoiPoints.Average(p => p[1]));
newPoints.Add(newPoint, new VoronoiSite(newPoint));
}
points = newPoints;
sites = CalculateVoronoiGraph(points, width, height);
}
//Create water
IWaterGenerator waterGenerator = new FloodFillWaterGenerator();
//waterGenerator = new PerlinWaterGenerator();
waterGenerator.GenerateWater(sites);
//Associate water distance from shore and split the water in cluster (independant seas)
while (true)
{
Stack<VoronoiSite> toBeProcessedSites = new Stack<VoronoiSite>();
VoronoiSite site = sites.FirstOrDefault(s => s.ShoreDistance == VoronoiSite.DefaultShoreDistance && s.Neighbourgs.Any(p => p.IsWater != s.IsWater));
if (site == null)
break;
site.ShoreDistance = 1;
toBeProcessedSites.Push(site);
Cluster cluster = new Cluster();
while (toBeProcessedSites.Count > 0)
{
VoronoiSite item = toBeProcessedSites.Pop();
item.Cluster = cluster;
if (item.Neighbourgs.Any(s => item.IsWater != s.IsWater)) item.ShoreDistance = 1;
foreach (VoronoiSite neighbourg in item.Neighbourgs)
{
if ((neighbourg.IsWater == item.IsWater) && neighbourg.ShoreDistance > item.ShoreDistance + 1)
{
neighbourg.ShoreDistance = item.ShoreDistance + 1;
if (!toBeProcessedSites.Contains(neighbourg))
toBeProcessedSites.Push(neighbourg);
}
}
}
}
DebugConsole.WriteLine("Land tiles : " + sites.Count(s => !s.IsWater) +" ("+ string.Format("{0:P}", (float)sites.Count(s => !s.IsWater) / sites.Count)+")");
DebugConsole.WriteLine("Water tiles : " + sites.Count(s => s.IsWater) + " (" + string.Format("{0:P}", (float)sites.Count(s => s.IsWater) / sites.Count)+")");
return sites;
}