-label="anchor" href="#creating-model--gamr-objects"></a>
</h2>
<p>To create your own models, you need to predefine all the functions to
look after the fetching, modelling and viewing of the data. You then
pass those functions to the <code><a href="../reference/ga_model_make.html">ga_model_make()</a></code> function.</p>
<p>The functions need to follow these specifications:</p>
<ul>
<li>
<code>data_f</code> - A function to collect the data you will need.
The first argument should be the <code>view_id</code>