matrix</a></code>, or <code><a href="https://rdrr.io/pkg/raster/man/Raster-classes.html" class="external-link">RasterLayer-class</a></code> object</p></dd>


<dt id="arg-b">b<a class="anchor" aria-label="anchor" href="#arg-b"></a></dt>
<dd><p>A <code><a href="https://rdrr.io/r/base/matrix.html" class="external-link">matrix</a></code> or <code><a href="https://rdrr.io/pkg/raster/man/Raster-classes.html" class="external-link">RasterLayer-class</a></code> object</p></dd>

</dl></div>
    <div class="section le