Compute volume scattering functions and interception coefficients for given solar zenith, viewing zenith, azimuth and leaf inclination angle.

#' edit 2017 12 28:

Usage

volscatt(tts, tto, psi, ttl)

Arguments

tts

numeric. solar zenith

tto

numeric. viewing zenith

psi

numeric. azimuth

ttl

numeric. leaf inclination angle

Value

res list. includes chi_s, chi_o, frho, ftau