refractive_index.c -> optics.c

1 files changed, 0 insertions, 30 deletions

diff --git a/refractive_index.c b/refractive_index.c
deleted file mode 100644
index d7d07f9..0000000
--- a/refractive_index.c
+++ /dev/null
@@ -1,30 +0,0 @@
-#include <math.h>
-#include "refractive_index.h"
-
-static double A0 = 0.243905091;
-static double A1 = 9.53518094e-3;
-static double A2 = -3.64358110e-3;
-static double A3 = 2.65666426e-4;
-static double A4 = 1.59189325e-3;
-static double A5 = 2.45733798e-3;
-static double A6 = 0.897478251;
-static double A7 = -1.63066183e-2;
-static double UV = 0.2292020;
-static double IR = 5.432937;
-
-double get_index(double p, double wavelength, double T)
-{
-    /* Returns the index of pure water for a given density, wavelength, and
-     * temperature. The density should be in units of kg/m^3, the wavelength in
-     * nm, and the temperature in Celsius. */
-    /* normalize the density, temperature, and pressure */
-    p = p/1000.0;
-    wavelength = wavelength/589.0;
-    T = (T+273.15)/273.15;
-
-    /* first we compute the right hand side of Equation 7 */
-    double c = A0 + A1*p + A2*T + A3*pow(wavelength,2)*T + A4/pow(wavelength,2) + A5/(pow(wavelength,2)-pow(UV,2)) + A6/(pow(wavelength,2)-pow(IR,2)) + A7*pow(p,2);
-    c *= p;
-
-    return sqrt((2*c+1)/(1-c));
-}