mg vspace="5" hspace="5" src="HTML/matlabPyrTools_03.png" alt=""> 
<pre class="codeinput">
showIm(mkR(sz,expt,orig));
</pre>
<img vspace="5" hspace="5" src="HTML/matlabPyrTools_04.png" alt=""> 
<pre class="codeinput">
showIm(mkAngle(sz,dir));
</pre>
<img vspace="5" hspace="5" src="HTML/matlabPyrTools_05.png" alt=""> 
<pre class="codeinput">
showIm(mkDisc(sz,sz/4,orig,twidth));
</pre>
<img vspace="5" hspace="5" src="HTML/matlabPyrTools_06.png" alt=""> 
<pre class="codeinput">
showIm(mkGaussian(sz,(sz/6)^2,or