mdir">[in,out]</td><td class="paramname">vec_buffer</td><td>pointer to buffer space for input </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The function returns <code>ARM_MATH_SUCCESS</code></dd></dl>
<p><b>Buffer size:</b></p>
<p>vec_buffer size: 0</p>
<p>Here we use only one pointer to read 4 rows in the weight matrix. So if the original matrix looks like this:</p>
<p>| a11 | a12 | a13 |</p>
<p>| a21 | a22 | a23 |</p>
<p>| a31 | a32 | a33 |</p>
<p>| a41 | a42 | a43 |</