| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| type(C_PTR), | intent(in), | VALUE | :: | optr | 
                 C pointer pointing to a \(\texttt{LORENE}\) \(\texttt{Bin_NS}\) object  | 
        |
| real(kind=C_DOUBLE), | intent(in), | VALUE | :: | x | 
                 coordinate of the desired point  | 
        |
| real(kind=C_DOUBLE), | intent(in), | VALUE | :: | y | 
                 coordinate of the desired point  | 
        |
| real(kind=C_DOUBLE), | intent(in), | VALUE | :: | z | 
                 coordinate of the desired point  | 
        |
| real(kind=C_DOUBLE), | intent(out) | :: | g_diag | 
                 at  | 
        ||
| real(kind=C_DOUBLE), | intent(out) | :: | baryon_density | 
                 Baryon mass density at  | 
        ||
| real(kind=C_DOUBLE), | intent(out) | :: | gamma_euler | 
                 Relative Lorentz factor between the 4-velocity of the fluid wrt the Eulerian observer and the 4-velocity of the Eulerian observer at  | 
        
Interface to the \(\texttt{LORENE}\) method of class \(\texttt{Bin_NS}\) with the same name, that reads the hydro fields and the metric fields from \(\texttt{LORENE}\), at the specified point, needed to compute the baryon mass.
FT