static public void Generate()
{
wasGenerated = true;
// !!!{{ TODO - generate and draw maze in SVG format
string fileName = CmdOptions.options.outputFileName;
if (string.IsNullOrEmpty(fileName))
{
fileName = CmdOptions.options.html ? "out.html" : "out.svg";
}
string outFn = Path.Combine(CmdOptions.options.outDir, fileName);
// SVG output:
using (StreamWriter wri = new StreamWriter(outFn))
{
if (CmdOptions.options.html)
{
wri.WriteLine("<!DOCTYPE html>");
wri.WriteLine("<meta charset=\"utf-8\">");
wri.WriteLine($"<title>SVG test ({CmdOptions.options.name})</title>");
wri.WriteLine(string.Format(CultureInfo.InvariantCulture, "<svg width=\"{0:f0}\" height=\"{1:f0}\">",
CmdOptions.options.width, CmdOptions.options.height));
}
else
{
wri.WriteLine(string.Format(CultureInfo.InvariantCulture, "<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"{0:f0}\" height=\"{1:f0}\">",
CmdOptions.options.width, CmdOptions.options.height));
}
List <Vector2> workList = new List <Vector2>();
RandomJames rnd = new RandomJames();
if (CmdOptions.options.seed > 0L)
{
rnd.Reset(CmdOptions.options.seed);
}
else
{
rnd.Randomize();
}
for (int i = 0; i < CmdOptions.options.columns; i++)
{
workList.Add(new Vector2(rnd.RandomFloat(0.0f, (float)CmdOptions.options.width),
rnd.RandomFloat(0.0f, (float)CmdOptions.options.height)));
}
drawCurve(wri, workList, 0, 0, string.Format("#{0:X2}{0:X2}{0:X2}", 0));
wri.WriteLine("</svg>");
// !!!}}
}
}
/// <summary>
/// Random generator init.
/// </summary>
/// <param name="seed">Random seed or 0L for Randomize().</param>
/// <returns></returns>
public long SetSeed(long seed)
{
if (seed <= 0L)
{
seed = rnd.Randomize();
}
else
{
rnd.Reset(seed);
}
return(seed);
}
/// <summary>
/// [Re-]initialization of the world.
/// </summary>
/// <param name="param">String parameter from user, e.g.: number of marbles.</param>
public void Reset(string param)
{
Running = false;
// Param parsing.
Update(param);
rnd.Reset(144);
MyMarbles.Clear();
UpdateMarbles();
Frames = 0;
Time = 0.0;
Running = true;
}
/// <summary>
/// [Re-]initialization of the world.
/// </summary>
/// <param name="param">String parameter from user, e.g.: number of marbles.</param>
public void Reset(string param)
{
Running = false;
// Param parsing.
Update(param);
rnd.Reset(144);
centers.Clear();
radii.Clear();
velocities.Clear();
colors.Clear();
UpdateMarbles();
Frames = 0;
Time = 0.0;
Running = true;
}
/// <summary>
/// Draw the image into the initialized Canvas object.
/// </summary>
/// <param name="c">Canvas ready for your drawing.</param>
/// <param name="param">Optional string parameter from the form.</param>
public static void Draw(Canvas c, string param)
{
// {{ TODO: put your drawing code here
int wq = c.Width / 4;
int hq = c.Height / 4;
int minq = Math.Min(wq, hq);
double t;
int i, j;
double x, y, r;
RandomJames rnd = new RandomJames();
c.Clear(Color.Black);
// Example of even simpler passing of a numeric value through string param.
long seed;
if (long.TryParse(param, NumberStyles.Number, CultureInfo.InvariantCulture, out seed))
{
rnd.Reset(seed);
}
// 1st quadrant - anti-aliased disks in a spiral.
c.SetAntiAlias(true);
const int MAX_DISK = 30;
for (i = 0, t = 0.0; i < MAX_DISK; i++, t += 0.65)
{
r = 5.0 + i * (minq * 0.7 - 5.0) / MAX_DISK;
c.SetColor(Color.FromArgb(i * 255 / MAX_DISK, 255, 255 - i * 255 / MAX_DISK));
c.FillDisc((float)(wq + r * Math.Sin(t)), (float)(hq + r * Math.Cos(t)), (float)(r * 0.3));
}
// 2nd quadrant - anti-aliased random dots in a heart shape..
const int MAX_RND_DOTS = 1000;
double xx, yy, tmp;
for (i = 0; i < MAX_RND_DOTS; i++)
{
// This is called "Rejection Sampling"
do
{
x = rnd.RandomDouble(-1.5, 1.5);
y = rnd.RandomDouble(-1.0, 1.5);
xx = x * x;
yy = y * y;
tmp = xx + yy - 1.0;
} while (tmp * tmp * tmp - xx * yy * y > 0.0);
c.SetColor(Color.FromArgb(rnd.RandomInteger(200, 255),
rnd.RandomInteger(120, 220),
rnd.RandomInteger(120, 220)));
c.FillDisc(3.1f * wq + 0.8f * minq * (float)x,
1.2f * hq - 0.8f * minq * (float)y,
rnd.RandomFloat(1.0f, minq * 0.03f));
}
// 4th quadrant - CGG logo.
c.SetColor(COLORS[0]);
for (i = 0; i < DISC_DATA.Length / 3; i++)
{
x = DISC_DATA[i, 0];
y = DISC_DATA[i, 1];
r = DISC_DATA[i, 2];
if (i == FIRST_COLOR)
{
c.SetColor(COLORS[1]);
}
c.FillDisc(3.0f * wq + (float)((x - 85.0) * 0.018 * minq),
3.0f * hq + (float)((y - 65.0) * 0.018 * minq),
(float)(r * 0.018 * minq));
}
// 3rd quadrant - disk grid.
const int DISKS = 12;
for (j = 0; j < DISKS; j++)
{
for (i = 0; i < DISKS; i++)
{
c.SetColor(((i ^ j) & 1) == 0 ? Color.White : Color.Blue);
c.FillDisc(wq + (i - DISKS / 2) * (wq * 1.8f / DISKS),
3 * hq + (j - DISKS / 2) * (hq * 1.7f / DISKS),
(((i ^ j) & 15) + 1.0f) / DISKS * minq * 0.08f);
}
}
// }}
}
public static void Draw(Canvas c, string param)
{
int depthOfRecursion = 6;
int borderWidth = ((c.Height + c.Width) / (20 * depthOfRecursion) == 0) ? 1 : (c.Height + c.Width) / (20 * depthOfRecursion);
int numOfCircles = 1000;
RandomJames rnd = new RandomJames();
long seed;
if (long.TryParse(param, NumberStyles.Number, CultureInfo.InvariantCulture, out seed))
{
rnd.Reset(seed);
}
// naming parameters like RandomJames.Reset(long ijkl), i love it :D
RecursiveMondrian(rnd, c, new Rect()
{
x0 = 0, x1 = c.Width, y0 = 0, y1 = c.Height
}, borderWidth, 0, depthOfRecursion, numOfCircles);
// {{ TODO: put your drawing code here
// int wq = c.Width / 4;
// int hq = c.Height / 4;
// int minq = Math.Min(wq, hq);
// double t;
// int i, j;
// double x, y, r;
// RandomJames rnd = new RandomJames();
// c.Clear(Color.Black);
// // Example of even simpler passing of a numeric value through string param.
// long seed;
// if (long.TryParse(param, NumberStyles.Number, CultureInfo.InvariantCulture, out seed))
// rnd.Reset(seed);
// // 1st quadrant - anti-aliased disks in a spiral.
// c.SetAntiAlias(true);
// const int MAX_DISK = 30;
// for (i = 0, t = 0.0; i < MAX_DISK; i++, t += 0.65)
// {
// r = 5.0 + i * (minq * 0.7 - 5.0) / MAX_DISK;
// c.SetColor(Color.FromArgb(i * 255 / MAX_DISK, 255, 255 - i * 255 / MAX_DISK));
// c.FillDisc((float)(wq + r * Math.Sin(t)), (float)(hq + r * Math.Cos(t)), (float)(r * 0.3));
// }
// // 2nd quadrant - anti-aliased random dots in a heart shape..
// const int MAX_RND_DOTS = 1000;
// double xx, yy, tmp;
// for (i = 0; i < MAX_RND_DOTS; i++)
// {
// // This is called "Rejection Sampling"
// do
// {
// x = rnd.RandomDouble(-1.5, 1.5);
// y = rnd.RandomDouble(-1.0, 1.5);
// xx = x * x;
// yy = y * y;
// tmp = xx + yy - 1.0;
// } while (tmp * tmp * tmp - xx * yy * y > 0.0);
// c.SetColor(Color.FromArgb(rnd.RandomInteger(200, 255),
// rnd.RandomInteger(120, 220),
// rnd.RandomInteger(120, 220)));
// c.FillDisc(3.1f * wq + 0.8f * minq * (float)x,
// 1.2f * hq - 0.8f * minq * (float)y,
// rnd.RandomFloat(1.0f, minq * 0.03f));
// }
// // 4th quadrant - CGG logo.
// c.SetColor(COLORS[0]);
// for (i = 0; i < DISC_DATA.Length / 3; i++)
// {
// x = DISC_DATA[i, 0];
// y = DISC_DATA[i, 1];
// r = DISC_DATA[i, 2];
// if (i == FIRST_COLOR)
// c.SetColor(COLORS[1]);
// c.FillDisc(3.0f * wq + (float)((x - 85.0) * 0.018 * minq),
// 3.0f * hq + (float)((y - 65.0) * 0.018 * minq),
// (float)(r * 0.018 * minq));
// }
// // 3rd quadrant - disk grid.
// const int DISKS = 12;
// for (j = 0; j < DISKS; j++)
// for (i = 0; i < DISKS; i++)
// {
// c.SetColor(((i ^ j) & 1) == 0 ? Color.White : Color.Blue);
// c.FillDisc(wq + (i - DISKS / 2) * (wq * 1.8f / DISKS),
// 3 * hq + (j - DISKS / 2) * (hq * 1.7f / DISKS),
// (((i ^ j) & 15) + 1.0f) / DISKS * minq * 0.08f);
// }
// // }}
}