README for Needlet_decomp
This repository contains the source code for a C++ program which decomposes HEALPix scalar maps into their needlet components.
The program has been developed on Mac OS X 10.6, but it should run on any Unix machine.
Before compiling the software, you have to install the following components:
It is likely that you can install both Noweb and GSL using your
favourite package manager (e.g.
apt-get on Ubuntu Linux).
After you installed the dependencies, run
configure and then
make. Note that
if you are using a version of Healpix that has been compiled with
OpenMP support enabled (chances are: yes, you are), then you must invoke
configure with the
--with-openmp flag. Call
configure --help for