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Constrained random points on a circle: Difference between revisions
Constrained random points on a circle (view source)
Revision as of 02:40, 5 January 2017
, 7 years ago→{{header|C sharp|C#}}
Line 547:
=={{header|C sharp|C#}}==
<lang csharp>using System;
using System.Diagnostics;
using System.Drawing;
namespace RosettaConstrainedRandomCircle
{
class Program
{
static void Main(string[] args)
{
var points = new Point[404];
int i = 0;
for (int y = -15; y <= 15; y++)
for (int x = -15; x <= 15 && i < 404; x++)
{
var c = Math.Sqrt(x * x + y * y);
if (10 <= c && c <= 15)
{
points[i++] = new Point(x, y);
}
}
var bm = new Bitmap(600, 600);
var g = Graphics.FromImage(bm);
var brush = new SolidBrush(Color.Magenta);
var r = new System.Random();
for (int count = 0; count < 100; count++)
{
var p = points[r.Next(403)];
g.FillEllipse(brush, new Rectangle(290 + 19 * p.X, 290 + 19 * p.Y, 10, 10));
}
const string filename = "Constrained Random Circle.png";
bm.Save(filename);
Process.Start(filename);
}
}
}</lang>
=={{header|Clojure}}==
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