#include "glint.h"

Include dependency graph for getglint.c:

Macros
#define	M_PI 3.1415926

#define	DSIGN(A, B) (B >= 0 ? fabs(A) : -fabs(A))

Functions
double	acoss (double x)

double	asinn (double x)

void	reflec_both (double inc_angle, double Effective_Refl, double BiRefl)

void	reflec_ (float inc_angle, float Effective_Refl)

void	getglint_iqu (float senz, float solz, float raz, float ws, float chi, float glint_coef, float glint_coef_q, float *glint_coef_u)

void	getglint_ (float senz, float solz, float raz, float ws, float chi, float glint_coef)

void	getglint_iqu_ (float senz, float solz, float raz, float ws, float chi, float glint_coef, float glint_coef_q, float glint_coef_u)

Macro Definition Documentation

◆ DSIGN

#define DSIGN	(	A,
		B
	)	(B >= 0 ? fabs(A) : -fabs(A))

Definition at line 7 of file getglint.c.

◆ M_PI

#define M_PI 3.1415926

Definition at line 4 of file getglint.c.

Function Documentation

◆ acoss()

double acoss ( double x )

Definition at line 9 of file getglint.c.

◆ asinn()

double asinn ( double x )

Definition at line 18 of file getglint.c.

◆ getglint_()

void getglint_	(	float *	senz,
		float *	solz,
		float *	raz,
		float *	ws,
		float *	chi,
		float *	glint_coef
	)

Definition at line 130 of file getglint.c.

◆ getglint_iqu()

void getglint_iqu	(	float	senz,
		float	solz,
		float	raz,
		float	ws,
		float	zero,
		float *	glint_coef,
		float *	glint_coef_q,
		float *	glint_coef_u
	)

Get the glint iqu object.

Parameters

senz	sensor zenith angle
solz	solar zenith angle
raz	relative azimuth angle, Gordon's definition, (sena - sola - PI)
ws	wind speed
chi	wind direction
glint_coef	glitter coefficient
glint_coef_q	Q stokes component
glint_coef_u	U stokes compoment

Definition at line 78 of file getglint.c.

◆ getglint_iqu_()

void getglint_iqu_	(	float *	senz,
		float *	solz,
		float *	raz,
		float *	ws,
		float *	chi,
		float *	glint_coef,
		float *	glint_coef_q,
		float *	glint_coef_u
	)

Definition at line 135 of file getglint.c.

◆ reflec_()

void reflec_	(	float *	inc_angle,
		float *	Effective_Refl
	)

Definition at line 71 of file getglint.c.

◆ reflec_both()

void reflec_both	(	double	inc_angle,
		double *	Effective_Refl,
		double *	BiRefl
	)

C inc_angle Incident angle (radians) C Rs Reflectivity s polarized C Rp Reflectivity p polarized C C n1 sin(inc_angle) = n2 sin(refract_angle) C Fresnel's equations C tan(inc_angle-refract_angle)**2 C Reflectivity(P polarized) = ----------— C tan(inc_angle+refract_angle)**2 C C sin(inc_angle-refract_angle)**2 C Reflectivity(S polarized) = ----------— C sin(inc_angle+refract_angle)**2 C C Where: C inc_angle Incident angle C n1 Index refraction of Air C x2 Refracted angle C n2 Index refraction of Water.