View source for RTK/Scripts/RayBoxIntersection

<div class="floatcenter">[[File:RayBoxsinogram.jpg|300px]] [[File:RayBoxFDK.jpg|300px]]</div>

This script uses the file [http://wiki.openrtk.org/images/f/fa/Box.txt Box.txt] as input.

<source lang="bash">
 # Create a simulated geometry
 rtksimulatedgeometry -n 360 -o geometry.xml

 # Create a box volume
 rtkdrawgeometricphantom -o box.mha --spacing 1 --dimension 90 --phantomfile box.txt

 # Calculate radiological path of the box (ray intersection length)
 rtkrayboxintersection -g geometry.xml -i box.mha -o rayboxintersection.mha --spacing 1 --dimension 256

 # Reconstruct/Backproject the set of projections
 rtkfdk -g geometry.xml -p . -r rayboxintersection.mha -o fdk.mha --spacing 1 --dimension 256
</source>