-Integrate low-level X11 graphics, replace all low-level driver code in
-libgraph. All the high-level graphics routines are in place.
+Add help button onto dialog's for reconstruction & projections.
-Make data file formats cross-platform compatible
+Consider use of wxWindows help file classes.
-Integrate audio drivers into libcio -- used for the interactive CT display.
+FFT filtering requires FFTW library: add a basic FFT routine.