// using getPixel find difference and draw new mutated Draw, change dna
public static double getDrawingFitness(MyDnaDrawing newDrawing, Color[,] sourceColors)
{
double error = 0;
using (var b = new Bitmap(MaxWidth, MaxHeight, PixelFormat.Format24bppRgb))
using (Graphics g = Graphics.FromImage(b))
{
PolygonDrawing.draw(newDrawing, g, 1);
BitmapData bmd1 = b.LockBits(new Rectangle(0, 0, MaxWidth, MaxHeight), ImageLockMode.ReadOnly,
PixelFormat.Format24bppRgb);
for (int y = 0; y < MaxHeight; y++)
{
for (int x = 0; x < MaxWidth; x++)
{
Color c1 = getPixel(bmd1, x, y);
Color c2 = sourceColors[x, y];
double pixelError = getColorFitness(c1, c2);
error += pixelError;
}
}
b.UnlockBits(bmd1);
}
return(error);
}
//Render a image drawing
public static void draw(MyDnaDrawing drawing, Graphics g, int scale)
{
g.Clear(Color.Black);
foreach (MyDnaPolygon polygon in drawing.Polygons)
{
drawPolygon(polygon, g, scale);
}
}
