(JEC) 18/5/15 add helper to access flmn coeff

src/lagSphericTransform.h

@@ -29,7 +29,7 @@ class LaguerreSphericalTransform {
 
   LaguerreSphericalTransform(string spheregeom, int Lmax, int Mmax, int Nmax, 
 			     r_8 R, int Nrings = -1, int Nphi = -1, int alpha=2): 
-    R_(R) {
+    R_(R), Lmax_(Lmax), Mmax_(Mmax) {
     
     //Factory
     if (spheregeom == "ECP" || spheregeom == "Fejer1") {
@@ -85,6 +85,20 @@ class LaguerreSphericalTransform {
   int GetAlpha() { return alpha_;}
 
 
+  //! Get the f(l,m,n) coefficient in the vector collection
+  //make a Flmn Class
+  inline complex<r_8> GetFlmn(const vector< complex<r_8> >& flmn, int l , int m, int n) const {
+    int id= n*Nalm_ + l +m*Lmax_ -m*(m+1)/2;
+    return flmn[id];
+ }
+  //! Set the f(l,m,n) coefficient in the vector collection
+  inline void SetFlmn(vector< complex<r_8> >& flmn, int l , int m, int n, complex<r_8> value) const {
+     int id= n*Nalm_ + l +m*Lmax_ -m*(m+1)/2;
+     flmn[id] = value;
+  }
+  
+
+
  //! Synthesis 
  /*! \brief Coeffs -> Pixels with Input/Output using T floating representation
    \input flmn: 3D complex spherical-laguerre coefficients
@@ -126,6 +140,10 @@ protected:
   
   int Npix_; //!< Total number of 2D pixels
   int Nalm_; //!< Total number of Alm coefficients
+  
+  int Lmax_; //!< Spherical harmonic limit such that l:0,...,Lmax-1   m:0,...,l
+  int Mmax_; //!< maximum value of m
+
 
   int N_; //!< Order of the Generalized Lagurerre polynomial
   int alpha_;  //!< second parameter of the generalized Laguerre polynomial 

src/lagsht_spheregeom.h

@@ -116,12 +116,9 @@ protected:
 protected:
   int L_; //!< Spherical harmonic limit such that l:0,...,L-1   m:0,...,l
   int M_; //!< maximum value of m
-//   int N_; //!< Radial band limit such that n:0,...,N-1
   int Nrings_; //!< Number of colatitude rings of the 2D-sphere representation
   int Nphi_; //!< Number of phi values (pixels) per colatitude rings
 
-//   int alpha_; //!< parameter of the generalized Laguerre Polynomials
-
   int Npix_; //!< Total number of 2D pixels
   int Nalm_; //!< Total number of Alm coefficients