sky_hosek.cpp File Reference

#include "sky_hosek.h"
#include "sky_hosek_data.h"
#include <cassert>
#include <cmath>
#include <cstdlib>

Go to the source code of this file.

Macros
#define	MATH_PI   3.141592653589793
#define	MATH_DEG_TO_RAD   (MATH_PI / 180.0)
#define	DEGREES   *MATH_DEG_TO_RAD
#define	TERRESTRIAL_SOLAR_RADIUS   ((0.51 DEGREES) / 2.0)
#define	ALLOC(_struct)

Typedefs
using	ArHosekSkyModel_Dataset = const double *
using	ArHosekSkyModel_Radiance_Dataset = const double *

Functions
static void	ArHosekSkyModel_CookConfiguration (ArHosekSkyModel_Dataset dataset, SKY_ArHosekSkyModelConfiguration config, double turbidity, double albedo, double solar_elevation)
static double	ArHosekSkyModel_CookRadianceConfiguration (ArHosekSkyModel_Radiance_Dataset dataset, double turbidity, double albedo, double solar_elevation)
static double	ArHosekSkyModel_GetRadianceInternal (const SKY_ArHosekSkyModelConfiguration configuration, const double theta, const double gamma)
void	SKY_arhosekskymodelstate_free (SKY_ArHosekSkyModelState *state)
double	SKY_arhosekskymodel_radiance (SKY_ArHosekSkyModelState *state, double theta, double gamma, double wavelength)
SKY_ArHosekSkyModelState *	SKY_arhosek_xyz_skymodelstate_alloc_init (const double turbidity, const double albedo, const double elevation)

Macro Definition Documentation

ALLOC

#define ALLOC

(

_struct

)

Value:

((_struct *)malloc(sizeof(_struct)))

Definition at line 105 of file sky_hosek.cpp.

Referenced by SKY_arhosek_xyz_skymodelstate_alloc_init().

DEGREES

#define DEGREES   *MATH_DEG_TO_RAD

Definition at line 97 of file sky_hosek.cpp.

MATH_DEG_TO_RAD

#define MATH_DEG_TO_RAD   (MATH_PI / 180.0)

Definition at line 93 of file sky_hosek.cpp.

MATH_PI

#define MATH_PI   3.141592653589793

Definition at line 89 of file sky_hosek.cpp.

Referenced by ArHosekSkyModel_CookConfiguration(), and ArHosekSkyModel_CookRadianceConfiguration().

TERRESTRIAL_SOLAR_RADIUS

#define TERRESTRIAL_SOLAR_RADIUS   ((0.51 DEGREES) / 2.0)

Definition at line 101 of file sky_hosek.cpp.

Referenced by SKY_arhosek_xyz_skymodelstate_alloc_init().

Typedef Documentation

ArHosekSkyModel_Dataset

using ArHosekSkyModel_Dataset = const double *

Definition at line 113 of file sky_hosek.cpp.

ArHosekSkyModel_Radiance_Dataset

using ArHosekSkyModel_Radiance_Dataset = const double *

Definition at line 114 of file sky_hosek.cpp.

Function Documentation

ArHosekSkyModel_CookConfiguration()

void ArHosekSkyModel_CookConfiguration ( ArHosekSkyModel_Dataset dataset, SKY_ArHosekSkyModelConfiguration config, double turbidity, double albedo, double solar_elevation )

static

Definition at line 118 of file sky_hosek.cpp.

References i, MATH_PI, and pow.

Referenced by SKY_arhosek_xyz_skymodelstate_alloc_init().

ArHosekSkyModel_CookRadianceConfiguration()

double ArHosekSkyModel_CookRadianceConfiguration ( ArHosekSkyModel_Radiance_Dataset dataset, double turbidity, double albedo, double solar_elevation )

static

Definition at line 194 of file sky_hosek.cpp.

References MATH_PI, and pow.

Referenced by SKY_arhosek_xyz_skymodelstate_alloc_init().

ArHosekSkyModel_GetRadianceInternal()

double ArHosekSkyModel_GetRadianceInternal ( const SKY_ArHosekSkyModelConfiguration configuration, const double theta, const double gamma )

static

Definition at line 255 of file sky_hosek.cpp.

References cos, exp, pow, and sqrt.

Referenced by SKY_arhosekskymodel_radiance().

SKY_arhosek_xyz_skymodelstate_alloc_init()

SKY_ArHosekSkyModelState * SKY_arhosek_xyz_skymodelstate_alloc_init	(	const double	turbidity,
		const double	albedo,
		const double	elevation )

Definition at line 308 of file sky_hosek.cpp.

References ALLOC, ArHosekSkyModel_CookConfiguration(), ArHosekSkyModel_CookRadianceConfiguration(), datasetsXYZ, datasetsXYZRad, state, and TERRESTRIAL_SOLAR_RADIUS.

Referenced by blender::nodes::node_shader_tex_sky_cc::node_shader_gpu_tex_sky(), and sky_texture_precompute_hosek().

SKY_arhosekskymodel_radiance()

double SKY_arhosekskymodel_radiance	(	SKY_ArHosekSkyModelState *	state,
		double	theta,
		double	gamma,
		double	wavelength )

Definition at line 275 of file sky_hosek.cpp.

References ArHosekSkyModel_GetRadianceInternal(), e, fmod(), interp(), result, and state.

SKY_arhosekskymodelstate_free()

void SKY_arhosekskymodelstate_free

(

SKY_ArHosekSkyModelState *

state

)

Definition at line 270 of file sky_hosek.cpp.

References free(), and state.

Referenced by blender::nodes::node_shader_tex_sky_cc::node_shader_gpu_tex_sky(), and sky_texture_precompute_hosek().