public void DiscernRegions(MagickImage mapRegions, int[,] mask, LibVoronoi voronoi, LibVoronoi detail, int[] bounds, Region[] regList, int threadNo, Random fuzz)
{
HashSet <VoronoiPoint> pixels = new HashSet <VoronoiPoint>();
for (int x = bounds[0]; x < bounds[2]; x++)
{
for (int y = bounds[1]; y < bounds[3]; y++)
{
if (mask[x * 2, y * 2] >= 1)
{
double detailDis;
double normDis;
int detailVal = detail.ClosestValue(new int[] { x, y }, out detailDis);
int normVal = voronoi.ClosestValue(new int[] { x, y }, out normDis);
int ind = voronoi.ClosestIndex(new int[] { x, y });
if (x == voronoi.points[ind].x && y == voronoi.points[ind].y)
{
pixels.Add(new VoronoiPoint(x, y));
pixels.Last().value = -2;
continue;
}
pixels.Add(new VoronoiPoint(x, y));
if (detailDis < normDis)
{
pixels.Last().value = detailVal;
}
else if (normDis <= detailDis)
{
pixels.Last().value = ind;
}
}
else
{
int ind = voronoi.ClosestIndex(new int[] { x, y });
if (x == voronoi.points[ind].x && y == voronoi.points[ind].y)
{
pixels.Add(new VoronoiPoint(x, y));
pixels.Last().value = -2;
continue;
}
pixels.Add(new VoronoiPoint(x, y));
pixels.Last().value = -1;
}
}
}
PaintPixel(pixels, map.mapRegions, regList);
Console.WriteLine("Thread {0} Exiting", threadNo);
return;
}
public void GenerateRegions(Random rng)
{
int lineNumber;
string currentLine;
Descr_Region dr = new Descr_Region(true, regionsImagePath, descrRegionPath);
dr.Parse(new string[] { descrRegionPath, regionsImagePath }, out lineNumber, out currentLine);
map.mapRegions = new MagickImage(MapColours.mapWaterColours[WaterColours.RegionWater], width / 2, height / 2);
int maxRegions = dr.regions.Count();
int[,] regionstga = new int[width / 2, height / 2];
var regList = dr.regions.Values.ToArray();
int[,] mask;
LibVoronoi voronoi = new LibVoronoi(rng);
LibVoronoi regEd = new LibVoronoi(rng);
mask = map.GetHeightMask;
voronoi.GeneratePoints(0, width / 2, 0, height / 2, 100, maxRegions, mask, 2, 1, (x, y) => x >= y, true);
regEd.GeneratePoints(0, width / 2, 0, height / 2, 25, (int)frequency, mask, 2, 1, (x, y) => x >= y);
voronoi.LinkVoronoiGrid(regEd, 10);
UpdateImage(map.mapRegions);
List <int[]> threadBounds = new List <int[]>();
float segment = (width / 2) / threads;
for (int i = 0; i < threads; i++)
{
int index = i;
if (index == threads - 1)
{
int max = (int)((index * segment) + segment);
int rmax = ((width / 2) - max) + max;
threadBounds.Add(new int[4] {
(int)(index * segment), 0, rmax, height / 2
});
}
else
{
threadBounds.Add(new int[4] {
(int)(index * segment), 0, (int)((index * segment) + segment), height / 2
});
}
threadManager.CreateThread(() => DiscernRegions(map.mapRegions, mask, voronoi, regEd, threadBounds[index], regList, index + threadManager.threads.Count, rng));
}
threadManager.Start();
}
