(Sigmoidal((a),(b),(x))-Sigmoidal((a),(b),0.0)) / \
(Sigmoidal((a),(b),1.0)-Sigmoidal((a),(b),0.0)) )
/*
- Inverse of ScaledSigmoidal, used for +sigmoidal-contrast:
+ Inverse of ScaledSigmoidal, used for +sigmoidal-contrast.
*/
#if defined(MAGICKCORE_HAVE_ATANH)
#define InverseScaledSigmoidal(a,b,x) ( (b) + (2.0/(a)) * atanh( \
if (image->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
/*
- Sigmoidal-contrast enhance colormap:
+ Sigmoidal-contrast enhance colormap.
*/
if (image->storage_class == PseudoClass)
{
}
}
/*
- Sigmoidal-contrast enhance image:
+ Sigmoidal-contrast enhance image.
*/
status=MagickTrue;
progress=0;