protected final void addElems(int vertIdx, int[] indices, int indicesOffset, int indicesLen, int indexBase) { short[] data = elements.array(); int offset = elements.position(); for (int ii = indicesOffset, ll = ii+indicesLen; ii < ll; ii++) { data[offset++] = (short)(vertIdx+indices[ii]-indexBase); } elements.skip(offset - elements.position()); }