hue thing

gistfile1.as

//In create
      palette = new FlxSprite();
      palette.loadGraphic(Assets.CMY);
      for(var x:int = 0; x < palette.width; x++) {
        for(var y:int = 0; y < palette.height; y++) {
          var pixel:uint = palette.pixels.getPixel32(x, y);
          if(colors.indexOf(pixel) < 0) {
            colors.push(palette.pixels.getPixel32(x, y));
          }
        }
      }
      FlxG.log(colors.length);

      for each(var color:uint in colors) {
        shiftedHSB.push(FlxU.getHSB(color));
      }

//In update
      for (var i:int = 0; i < shiftedHSB.length; i++) {
        shiftedHSB[i][0] += FlxG.elapsed * HUE_RATE
        if(shiftedHSB[i][0] >= 360) {
          shiftedHSB[i][0] = 0;
        }

        shiftedColors[i] = FlxU.makeColorFromHSB(shiftedHSB[i][0], shiftedHSB[i][1], shiftedHSB[i][2]);
      }

//In draw
      for(var row:uint = 0; row < camera.height; row++) {
        for(var column:uint = 0; column < camera.width; column++) {
          colorIndex = colors.indexOf(camera.buffer.getPixel32(column,row));
  				if(colorIndex > -1) {
						camera.buffer.setPixel32(column,row,shiftedColors[colorIndex]);
					}
				}
			}