static <A> PatchworkImage<A> patchworkBufferedImagesHorizontally(LPair<BufferedImage, A> imagesAndValues, O... _) {

  if (empty(imagesAndValues)) null;

  optPar int spacing = imageMergeSpacing();

  var images = pairsA(imagesAndValues);

  int w = intSum(mapMethod getWidth(images))+(l(images)-1)*spacing;

  int h = intMax(mapMethod getHeight(images));

  PatchworkImage<A> out = new(w, h);

  int x = 0;

  for (imageAndValue : imagesAndValues) {

    BufferedImage img = imageAndValue.a;

    int y = (h-img.getHeight())/2;

    out.addPatch(img, x, y, imageAndValue.b);

    x += img.getWidth() + spacing;

  }

  ret out;

}