public static SimpleColor Blend(SimpleColor a, SimpleColor b)
{
int rval, gval, bval;
double aval;
rval = RGBClamp((int)(a.GetA() * (a.GetR() - b.GetR()) + b.GetR()));
gval = RGBClamp((int)(a.GetA() * (a.GetG() - b.GetG()) + b.GetG()));
bval = RGBClamp((int)(a.GetA() * (a.GetB() - b.GetB()) + b.GetB()));
aval = a.GetA() + b.GetA() * (1 - a.GetA());
return(new SimpleColor(rval, gval, bval, aval));
}
public Gene(FastImage src, int minx, int miny, int maxx, int maxy, int minsz, int maxsz)
{
x = _rnd.Next(minx, maxx);
y = _rnd.Next(miny, maxy);
sz = _rnd.Next(minsz, maxsz);
//color = new SimpleColor(_rnd.Next(0, 256), _rnd.Next(0, 256), _rnd.Next(0, 256));
SimpleColor sc = src.GetPixel(_rnd.Next(0, src.width), _rnd.Next(0, src.height));
color = new SimpleColor(sc.GetR(), sc.GetG(), sc.GetB());
}
public Gene Clone()
{
Gene g = new Gene();
g.x = x;
g.y = y;
g.sz = sz;
g.color = new SimpleColor(color.GetR(), color.GetG(), color.GetB());
return(g);
}
public static long Error(FastImage a, FastImage b)
{
long error = 0;
for (int x = 0; x < a.width; x++)
{
for (int y = 0; y < a.height; y++)
{
SimpleColor old = a.GetPixel(x, y);
SimpleColor srcCol = b.GetPixel(x, y);
error += (long)Math.Sqrt(
Math.Pow(old.GetR() - srcCol.GetR(), 2) +
Math.Pow(old.GetG() - srcCol.GetG(), 2) +
Math.Pow(old.GetB() - srcCol.GetB(), 2));
}
}
return(error);
}