public static byte findACPaletteIndexMostLike(Color c)
{
if (ACPaletteColors == null)
{
populateACPaletteColors();
}
byte targInd = 0;
double championDistance = double.MaxValue;
for (byte i = 0; i < ACPaletteColors.Count; i++)
{
double dist = RGBOctree.EuclideanRGB(c, ACPaletteColors[i]);
if (dist < championDistance)
{
championDistance = dist;
targInd = i;
}
}
return(targInd);
}
public static NewLeafBitmap NLBfromBitmap(Bitmap src)
{
NewLeafBitmap tortimer = new NewLeafBitmap();
double wid = 32; double hig = 32;
Bitmap scaled = new Bitmap((int)wid, (int)hig);
using (Graphics graphics = Graphics.FromImage(scaled))
{
graphics.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
graphics.DrawImage(src, new Rectangle(0, 0, scaled.Width, scaled.Height));
}
RGBOctree tree = new RGBOctree((Bitmap)scaled, 15);
// MessageBox.Show("Reduced to " + tree.lastQuantizedPalette.Count + " colors.");
tree.QuantizeOnLastPalette((Bitmap)scaled);
byte i = 0;
tortimer.filepal = new byte[15];
for (byte o = 0; o < tree.lastQuantizedPalette.Count; o++)
{
Color me = tree.lastQuantizedPalette[o].color;
Button newb = new Button();
newb.Left = 20 * o;
newb.Top = 20;
newb.Width = 15;
newb.BackColor = me;
Form1.grp.Controls.Add(newb);
}
foreach (RGBOctree.RGBOctreeNode rgbon in tree.lastQuantizedPalette)
{
byte mostlike = findACPaletteIndexMostLike(rgbon.color);
tortimer.filepal[transtosilly(i)] = mostlike;
// MessageBox.Show("Color " + rgbon.color.ToArgb() + " is most like " + tortimer.filepal[transtosilly(i)]);
for (int j = 0; j < 32; j++)
{
for (int k = 0; k < 32; k++)
{
if (scaled.GetPixel(j, k) == rgbon.color)
{
tortimer.falseColor.SetPixel(j, k, Color.FromArgb(i));
}
}
}
i++;
}
return(tortimer);
}
