Changeset 1196 in Sophya for trunk/SophyaLib/SkyMap/HEALPixUtils.h

Timestamp:

Sep 22, 2000, 12:36:46 PM (25 years ago)

Author:

ansari

Message:

Introduction de la classe HEALPix pour accrocher les methodes de
converion angle<>index
rajout en methodes inline static de ces methodes de conversion pour
SphereHEALPix<T>
+ Autre modifs cosmetiques + MAJ Makefile , Reza 21/9/2000

File:

• trunk/SophyaLib/SkyMap/HEALPixUtils.h (modified) (1 diff)

trunk/SophyaLib/SkyMap/HEALPixUtils.h

@@ -9 +9 @@
 namespace SOPHYA {
 
-//////////////////////////////////////////////////////////////////////////
-//
-// ------------- Classe PIXELS_XY -----------------------
-//
-class PIXELS_XY
-{
+  // Utility class to compute index to/from angle conversion in HEALPix 
+  // spherical map pixelisation
 
+class HEALPix {
 public :
+  static int_4  nest2ring(int_4 nside,int_4 ipnest) ;
+  static int_4  ring2nest(int_4 nside,int_4 ipring) ;
 
-static PIXELS_XY& instance();
-
-NDataBlock<int_4> pix2x_;
-NDataBlock<int_4> pix2y_;
-NDataBlock<int_4> x2pix_;
-NDataBlock<int_4> y2pix_;
-
-private :
-
-PIXELS_XY();
-void mk_pix2xy();
-void mk_xy2pix();
+  static int_4  ang2pix_ring(int_4 nside,double theta,double phi) ;
+  static int_4  ang2pix_nest(int_4 nside,double theta,double phi) ;
+  static void   pix2ang_ring(int_4 nside,int_4 ipix,double& theta,double& phi) ;
+  static void   pix2ang_nest(int_4 nside,int_4 ipix,double& theta,double& phi) ;
 };
-
-
-int_4  nest2ring(int_4 nside,int_4 ipnest) ;
-int_4  ring2nest(int_4 nside,int_4 ipring) ;
-
-int_4  ang2pix_ring(int_4 nside,double theta,double phi) ;
-int_4  ang2pix_nest(int_4 nside,double theta,double phi) ;
-void pix2ang_ring(int_4 nside,int_4 ipix,double& theta,double& phi) ;
-void pix2ang_nest(int_4 nside,int_4 ipix,double& theta,double& phi) ;
-