Function that coverts transmittance into absorbance (fraction).
T2A(x, action, byref, ...)# S3 method for default
T2A(x, action = NULL, byref = FALSE, ...)
# S3 method for filter_spct
T2A(x, action = "add", byref = FALSE, ...)
# S3 method for filter_mspct
T2A(x, action = "add", byref = FALSE, ...)
an R object
character Allowed values "replace" and "add"
logical indicating if new object will be created by reference or by copy of x
not used in current version
default: Default method for generic function
filter_spct: Method for filter spectra
filter_mspct: Method for collections of filter spectra
Other quantity conversion functions: A2T,
as_energy, as_quantum_mol,
as_quantum,
e2qmol_multipliers,
e2quantum_multipliers, e2q,
q2e