docs: public void addTris (Texture tex, int tint, AffineTransform xf,
                         float[] xys, int xysOffset, int xysLen, float tw, float th,
                         int[] indices, int indicesOffset, int indicesLen, int indexBase) {
      setTexture(tex);
      prepare(tint, xf);
      addTris(xys, xysOffset, xysLen, tw, th, indices, indicesOffset, indicesLen, indexBase);
    }