uo;.</p>

    <p>Note that both functions return an error code.  Usually, an error
    occurs with a fixed-size font format (like FNT or PCF) when trying to
    set the pixel size to a value that is not listed in the
    <tt>face-&gt;fixed_sizes</tt> array.</p>

    <hr>

    <h3>
      6.&nbsp;Loading a glyph image
    </h3>

      <h4>
        a.&nbsp;Converting a character code into a glyph index
      </h4>

      <p>Usually, an application wants to load a glyph image based on its
      <em>character co