static Tex makesh(Resource res) {
		BufferedImage img = res.layer(Resource.imgc).img;
		Coord sz = Utils.imgsz(img);
		BufferedImage sh = new BufferedImage(sz.x, sz.y,
				BufferedImage.TYPE_INT_ARGB);
		for (int y = 0; y < sz.y; y++) {
			for (int x = 0; x < sz.x; x++) {
				long c = img.getRGB(x, y) & 0x00000000ffffffffL;
				int a = (int) ((c & 0xff000000) >> 24);
				sh.setRGB(x, y, (a / 2) << 24);
			}
		}
		return (new TexI(sh));
	}