symlog( linthresh, linscale, x )linthresh)
and positive/negative logarithmic outside that region.
The function is:
|x| <= linthresh:
x * linscale / linthresh
|x| >= linthresh:
sgn(x) * (linscale + log10(|x|) - log10(linthresh))
linthresh (floating point)linscale (floating point)x (floating point)double symlog(double, double, double)