Add a Constant
Parameter c is used even when r and i are defined. NMRPipe ignores c when r or i are defined.
Parameters:
dic Dictionary of NMRPipe parameters.
data array of spectral data.
r Constant to add to real data.
i Constant to add to imaginary data.
c Constant to add to read and imaginary data
ri Add real and imaginary data into real channel.
x1 First point of region to add constant to.
end of the vector.