/// <summary>
/// Gets the Original Color
/// </summary>
public void RetrieveOriginalPalette()
{
//Gives the Original Palette According to the HSB Model
ColorPalette pal = canvas.Palette;
float saturation = 0.8f;
float hue, brightness;
HSB hsb = new HSB();
for (int i = 0; i <= 255; i++)
{
hue = (float)i / (float)MAX;
brightness = 1.0f - hue * hue;
hsb.FromHSB(hue, saturation, brightness);
pal.Entries[i] = Color.FromArgb(hsb.rChan, hsb.gChan, hsb.bChan);
}
canvas.Palette = pal;
}
private void Mandelbrot() // calculate all points
{
int x, y;
float h, b, alt = 0.0f;
Pen pen = new Pen(Color.White);
action = false;
pictureBox1.Cursor = c2;
for (x = 0; x < x1; x += 2)
{
for (y = 0; y < y1; y++)
{
h = Pointcolour(xstart + xzoom * (double)x, ystart + yzoom * (double)y); // hue value
if (h != alt)
{
b = 1.0f - h * h; // brightness
HSBcol.FromHSB(h, 0.8f, b); //convert hsb to rgb then make a Java Color
Color col = Color.FromArgb(Convert.ToByte(HSBcol.rChan), Convert.ToByte(HSBcol.gChan), Convert.ToByte(HSBcol.bChan));
pen = new Pen(col);
alt = h;
}
g1.DrawLine(pen, new Point(x, y), new Point(x + 1, y)); // drawing pixel
}
//showStatus("Mandelbrot-Set ready - please select zoom area with pressed mouse.");
Cursor.Current = c1;
action = true;
}
pictureBox1.Image = picture;
}