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SHARP_REAL_HARMONICS flag

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This commit is contained in:
Dag Sverre Seljebotn 2013-01-08 14:14:29 +01:00
parent d5679f2c43
commit 35494f3926
2 changed files with 46 additions and 19 deletions
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14
libsharp/sharp_lowlevel.h
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@ -172,7 +172,19 @@ typedef enum { SHARP_DP = 1<<4,
SHARP_ADD = 1<<5,
/*!< results are added to the output arrays, instead of
overwriting them */
SHARP_USE_WEIGHTS = 1<<6, /* internal use only */
SHARP_REAL_HARMONICS = 1<<6,
/*!< Use the real spherical harmonic convention. For
m==0, the alm are treated exactly the same as in
the complex case. For m!=0, alm[i] represent a
pair (+abs(m), -abs(m)) instead of (real, imag),
and the coefficients are scaled by a factor of
sqrt(2) relative to the complex case. In other
words, (sqrt(.5) * alm[i]) recovers the
corresponding complex coefficient (when accessed
as complex).
*/
SHARP_USE_WEIGHTS = 1<<20, /* internal use only */
SHARP_NVMAX = (1<<4)-1 /* internal use only */
} sharp_jobflags;