![](/icons/18727yi.gif)
![](/icons/18727yi.gif)
![](/icons/18727yi.gif)
![](/icons/18727de.gif)
![](/icons/18727de.gif)
![](/icons/18727dou.gif)
![](/icons/18727de.gif)
![](/icons/18727dou.gif)
![](/icons/18727dou2.gif)
![](/icons/18727de.gif)
![](/icons/18727de.gif)
![](/icons/18727dou2.gif)
迭代如图:
![Silverlight 画分形(Koch曲线)](http://www.crazycoder.cn/WebFiles/20091/68cdb4a5-8c86-49de-8136-0c86cb3eb796.jpg)
稍微变换
![](/icons/18727yi.gif)
![](/icons/18727dou.gif)
![](/icons/18727de.gif)
![](/icons/18727dou.gif)
![](/icons/18727dou.gif)
![](/icons/18727dou.gif)
![](/icons/18727dou2.gif)
![](/icons/18727chengxu.gif)
private void LayoutRoot_Loaded(object sender, RoutedEventArgs ea)
{
double sqrt3 = Math.Sqrt(3);
Po
a =
Po
(50, (float)(100 + 50 * sqrt3));
Po
b =
Po
(100, (float)(100 + 100 * sqrt3));
Po
c =
Po
(200, (float)(100 + 100 * sqrt3));
Po
d =
Po
(250, (float)(100 + 50 * sqrt3));
Po
e =
Po
(200, 100);
Po
f =
Po
(100, 100);
line(a, b, 5);
line(b, a, 5);
line(b, c, 5);
line(c, b, 5);
line(c, d, 5);
line(d, c, 5);
line(d, e, 5);
line(e, d, 5);
line(e, f, 5);
line(f, e, 5);
line(f, a, 5);
line(a, f, 5);
}
private void line(Po
a, Po
b,
n)
{
(n > 0)
{
double r = Math.Atan(Math.Abs(a.Y - b.Y) / Math.Abs(a.X - b.X)); //角度
double v = 0;
Po
c =
Po
(a.X + (b.X - a.X) / 3, a.Y + (b.Y - a.Y) / 3);
Po
d =
Po
(a.X + 2 * (b.X - a.X) / 3, a.Y + 2 * (b.Y - a.Y) / 3);
double l = Math.Sqrt((c.X - d.X) * (c.X - d.X) + (c.Y - d.Y) * (c.Y - d.Y));
Po
e;
(b.Y - a.Y >= 0 && b.X - a.X > 0)
{
v = r;
}
(b.Y - a.Y > 0 && b.X - a.X <= 0)
{
v = Math.PI - r;
}
(b.Y - a.Y <= 0 && b.X - a.X < 0)
{
v = Math.PI + r;
}
(b.Y - a.Y < 0 && b.X - a.X >= 0)
{
v = 2 * Math.PI - r;
}
e =
Po
((float)(l * Math.Cos(v + Math.PI / 3) + c.X), (float)(c.Y + l * Math.Sin(v + Math.PI / 3)));
line(a, c, n - 1);
line(c, e, n - 1);
line(e, d, n - 1);
line(d, b, n - 1);
}
![](/icons/18727else.gif)
{
Line l =
Line
;
Random rnd =
Random
;
Color c = Color.FromArgb(255, (
)rnd.Next(255), (
)rnd.Next(255), (
)rnd.Next
);
l.Stroke =
SolidColorBrush(c);
l.X1 = a.X;
l.Y1 = a.Y;
l.X2 = b.X;
l.Y2 = b.Y;
LayoutRoot.Children.Add(l);
}
}
运行结果如图:![Silverlight 画分形(Koch曲线)](http://www.crazycoder.cn/WebFiles/20091/959aec26-c535-4cfc-95fa-bee2885d6de5.jpg)
Koch曲线
![](/icons/18727de.gif)
![](/icons/18727yi.gif)
![](/icons/18727de.gif)
![](/icons/18727de.gif)
![](/icons/18727dou.gif)
![](/icons/18727de.gif)
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