private bool TooCloseToOtherPoints(Coord coord, Coord[,] grid, float cellSize)
{
// get the position on the grid
Coord gridCoord = SpaceToPoissonGrid(coord, cellSize);
// check adjacent squares
for (int x = gridCoord.x - 1; x < gridCoord.x + 1; x++)
{
for (int y = gridCoord.y - 1; y < gridCoord.y + 1; y++)
{
if (x < 0 || x >= grid.GetLength(0) || y < 0 || y >= grid.GetLength(1))
{
continue;
}
Coord cell = grid [x, y];
if (cell != null)
{
if (coord.Distance(cell) < minDistBetweenPoints)
{
return(true);
}
}
}
}
return(false);
}
private void NxtFrm_Click(object sender, EventArgs e)
{
Frame += 1;
Frame = Frame % Data.GetLength(0);
TimeReal.Text = "Time : " + Frame;
Bitmap Frm = GenerateBitmap(screen.Width, screen.Height, Frame, zoom, Xoffset, Yoffset, Data, LogView.Checked);
screen.Image = (Image)Frm;
}
// Make sure pool is initialized to proper width/height.
static Coord()
{
int width = POOL.GetLength(0), height = POOL.GetLength(1);
for (int i = 0; i < width; i++)
{
for (int j = 0; j < height; j++)
{
POOL[i, j] = new Coord(i - 3, j - 3);
}
}
}
public static Bitmap GenerateBitmap(int xd, int yd, int frame, double zoom, double Xo, double Yo, Coord[,] datas, bool lg)
{
Bitmap Frm = new Bitmap(xd, yd);
for (int Part = 0; Part < datas.GetLength(1); Part++)
{
double xa = (zoom * (datas[frame, Part].X));
int Xaff;
double ya = (zoom * (datas[frame, Part].Y));
int Yaff;
double za = zoom * datas[frame, Part].Z;
double Zaff;
if (lg)
{
double dist = Math.Sqrt(xa * xa + ya * ya);
double LogDist = Math.Log10(1.0 + dist);
double Teta = Math.Sign(ya) * Math.Acos(xa / dist);
Xaff = (int)(LogDist * Math.Cos(Teta) - Xo);
Yaff = yd - (int)(LogDist * Math.Sin(Teta) - Yo);
Zaff = 1.0 / (1.0 + Math.Exp(za / 10));
}
else
{
Xaff = (int)(xa - Xo);
Yaff = yd - (int)(ya - Yo);
Zaff = 1.0 / (1.0 + Math.Exp(za));
}
if (((Xaff >= 0) && (Xaff < xd)) && ((Yaff >= 0) && (Yaff < yd)))
{
Frm.SetPixel(Xaff, Yaff, Color.FromArgb((int)(100 + 154.0 * Zaff), 0, 0));
}
}
return(Frm);
}
