guilhem_lavaux/cosmotool
0
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Check healpix utility calls

Browse source
This commit is contained in:
Guilhem Lavaux 2012-11-18 16:36:18 -05:00
parent 4c482daf9b
commit bb20fcee05
3 changed files with 32 additions and 22 deletions
Download patch file Download diff file Expand all files Collapse all files

5
sample/test_healpix_calls.cpp
View file

@ -7,14 +7,19 @@ using namespace std;
int main()
{
HealpixFourierTransform<double> dft(128,2*128,2*128, 40);
HealpixUtilityFunction<double> utils;
long Npix = dft.realSpace().size();
dft.realSpace().eigen().setRandom();
dft.analysis();
cout << "Map dot-product = " << dft.realSpace().dot_product(dft.realSpace()) << endl;
cout << "Fourier dot-product = " << dft.fourierSpace().dot_product(dft.fourierSpace()).real()*Npix/(4*M_PI) << endl;
cout << "Spectrum analysis" << endl;
HealpixUtilityFunction<double>::Spectrum_ptr s = utils.estimateSpectrumFromMap(dft.fourierSpace());
dft.synthesis();
cout << "Resynthesis dot-product = " << dft.realSpace().dot_product(dft.realSpace()) << endl;
return 0;
}