source: Sophya/trunk/SigPredictor/lobelevshealpix.cc@ 2739

#include <stdlib.h>
#include <iostream>
#include "lobelevshealpix.h"
#include "lightptsrclevsinband.h"

LobeLevSHealpix::LobeLevSHealpix(char FileOflobeMap[],double angMax_degre, double MeanFreq_Hz)
        :MeanFreqLobe(MeanFreq_Hz*0.85,MeanFreq_Hz*1.15)
        
{               angleMax=angMax_degre/180.*M_PI;                        // Radian
                cosanglemax=cos(angleMax);
                
                sprintf(Name,"Lobe_LevelS_Healpix");
                
        // Version 4
                // On lit la Sphere Healpix
                FitsInFile File(FileOflobeMap); 
                FITS_SphereHEALPix <r_4> FSphere;
                FSphere.Read(File);
                cerr<<"Lecture des donnŽes du lobe LevelSHealpix"<<endl;
                
                // On stocke les donnees
                pSphere=new SphereHEALPix<r_4> ((SphereHEALPix<r_4>) FSphere );

/*              // Version 1            
                pSphere=new SphereHEALPix<r_4>;
                cerr<<"Lecture des donnŽes du lobe LevelSHealpix"<<endl;        
                FITS_SphereHEALPix<float> FSphere(*pSphere);
                FSphere.Read(FileOflobeMap);

                // Version 2
                FITS_SphereHEALPix<float> FSphere(FileOflobeMap);       
                cerr<<"Lecture des donnŽes du lobe LevelSHealpix"<<endl;
                pSphere=new SphereHEALPix<r_4>;
                *pSphere= (SphereHEALPix<r_4>) FSphere;
        
                // Version 3
                FITS_SphereHEALPix<float> FSphere(FileOflobeMap);       
                cerr<<"Lecture des donnŽes du lobe LevelSHealpix"<<endl;
                SphereHEALPix<r_4> & Sphere= (SphereHEALPix<r_4>) FSphere;
                pSphere=&Sphere;
*/

                 
/*         pSphere= new SphereHEALPix<float>;
           *pSphere= ( SphereHEALPix<float> ) FSphere;
*/   
           /*
                SphereHEALPix <float>* pUNSphere=pFSphere->getObj();
                long Nlat=pUNSphere->SizeIndex();
                pSphere=new SphereHEALPix <float>(Nlat);
                *pSphere=(SphereHEALPix <float>) (*pFSphere);
                delete pFSphere;
                */
}

LobeLevSHealpix::~LobeLevSHealpix()
{       delete pSphere;
        
}

double LobeLevSHealpix::weigthAmpl(const UnitVector& VInteg, const UnitVector& VP, 
          const UnitVector& VY) const
{       double cosinusZ=VP*VInteg;
        if(cosinusZ<cosanglemax) return 0.;
        if(cosinusZ==1.) return (*pSphere)(pSphere->PixIndexSph(0.,0.));
        else
        {       UnitVector VX=VP^VY;
                double theta = acos (cosinusZ);
                
                Vector3d Vproj=VInteg-cosinusZ*VP;
                double phi;
                
                double norm=Vproj.Norm();
                Vproj/=norm;
                phi = scangle(VY*Vproj,VX*Vproj);       // Fonction de geometry.h
                                                                                                                // double scangle(double sinus, double cosinus)         
          // double PixNumb = pSphere->PixIndexSph(theta,phi);
           double weigthVal= (*pSphere)(pSphere->PixIndexSph(theta,phi));
           return weigthVal;
        }
}