auto hue

def drawShadowPoke(bitmap)
  colorlayer=Bitmap.new(bitmap.width,bitmap.height)
  shadowcolor=Color.new(67,0,255)
  colorlayer.fill_rect(colorlayer.rect, shadowcolor)
  bitmap.blt(0,0,colorlayer,colorlayer.rect,113)
  shadowcolor.alpha=113
  blankcolor=Color.new(0,0,0,0)
  for x in 0...bitmap.width
    for y in 0...bitmap.height
      if bitmap.get_pixel(x,y)==shadowcolor
        bitmap.set_pixel(x,y,blankcolor)
      end
    end
  end
end

alias _shadow_pbLoadPokemonBitmapSpecies pbLoadPokemonBitmapSpecies
def pbLoadPokemonBitmapSpecies(pokemon, species, back=false)
  ret=_shadow_pbLoadPokemonBitmapSpecies(pokemon, species, back)
  if (pokemon.isShadow? rescue false)
    animatedBitmap=ret
    copiedBitmap=animatedBitmap.copy
    animatedBitmap.dispose
    copiedBitmap.each {|bitmap|
       drawShadowPoke(bitmap)
    }
    ret=copiedBitmap
  end
  return ret
end