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<head><title>Optional Libraries</title></head>
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<H3>Optional Libraries</H3>
These libraries are optional and not required to build <TT>CTSim</TT> from source code.
However, they add functionality to <TT>CTSim</TT> and there inclusion is recommended.<P>
<UL>
<LI> <B>wxWindows 2.3</B><BR>
Used for the platform-independent graphical interface. The graphical version
of <TT>CTSim</TT> requires this library.<BR>
<A HREF="http://www.wxwindows.org">Web site</A><P>
<LI> <B>FFTW3</B><BR>
Used for fast Fourier transformations of projections and images.
Without this library <TT>CTSim</TT> will use slower, traditional Fourier transformations.<BR>
<A HREF="http://www.fftw.org">Web site</A><P>
<LI> <B>libpng</B><BR>
Used for PNG file export.<BR>
<A HREF="http://www.libpng.org/pub/png/libpng.html">Web site</A><P>
<LI> <B>zlib</B><BR>
Used for PNG file export.<BR>
<A HREF="http://www.info-zip.org/pub/infozip/zlib/zlib_docs.html">Web site</A><P>
<LI> <B>readline</B><BR>
Used for <TT>CTSimText</TT> interactive shell.<BR>
<A HREF="http://www.gnu.org">Web site</A><P>
<LI> <B>dmalloc</B><BR>
Used for debugging memory allocation.<BR>
<A HREF="http://www.dmalloc.com">Web site</A><P>
<LI> <B>ctn</B><BR>
DICOM library used to support import/export of DICOM files
<A HREF="http://www.erl.wustl.edu/DICOM/ctn.html">Web site</A><P>
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