public Task<long[, ]> Excute(int iteration, double rangeX = 4.0, double rangeY = 4.0)
{
long[,] pixel = new long[PixelWidth, PixelHeight];
int width = PixelWidth;
int height = PixelHeight;
var reUnit = rangeX / width;
var imUnit = rangeY / height;
var startX = -(rangeX / 2);
var startY = -(rangeY / 2);
var endX = (rangeX / 2);
var endY = (rangeY / 2);
var task = Task.Run<long[,]>(() =>
{
var calc = new BuddhabrotCalculator(iteration);
var p = Parallel.For(0, width, x =>
{
for (int y = 0; y < height; y++)
{
var re = startX + (reUnit * x);
var im = startY + (imUnit * y);
var c = calc.Calculate(re, im);
if (c.Divergence == -1) continue;
foreach (var item in c.Reasult)
{
var resultX = (int)Math.Round((item.Real + endX) / reUnit);
var resultY = (int)Math.Round((item.Imag + endY) / imUnit);
if (resultX < width && resultY < height)
{
pixel[resultX, resultY]++;
}
}
}
});
return pixel;
});
return task;
}
public Task<long[, ]> ExcuteRandom(int iteration, int count, double rangeX = 4.0, double rangeY = 4.0)
{
long[,] pixel = new long[PixelWidth, PixelHeight];
int width = PixelWidth;
int height = PixelHeight;
var startX = -(rangeX / 2);
var startY = -(rangeY / 2);
var endX = (rangeX / 2);
var endY = (rangeY / 2);
var pointX = width / rangeX;
var pointY = height / rangeY;
var task = Task.Run(() =>
{
var calc = new BuddhabrotCalculator(iteration);
// var rand = new Mt19937();
var rand = new Random();
var p = Parallel.For(0, count, i =>
{
var re = (rand.NextDouble() * rangeX) - 2.0;
var im = (rand.NextDouble() * rangeY) - 2.0;
var c = calc.Calculate(re, im);
if (c.Divergence != -1)
{
foreach (var item in c.Reasult)
{
var resultX = (int)Math.Round((item.Real + endX) * pointX);
var resultY = (int)Math.Round((item.Imag + endY) * pointY);
if (resultX < width && resultY < height)
{
pixel[resultX, resultY]++;
}
}
}
});
return pixel;
});
return task;
}
