eve::graphics::SkyHeightFogParameters结构体 参考

Analytic background height fog in metre units, independent of legacy scene fog. 更多...

#include <SkyAtmospherePass.h>

Public 成员函数
EVENGINE_API_BACKENDS Result< void >	validate () const
	Validate finite bounded fog coefficients without mutation.

Public 属性
std::array< float, 2 >	directionalElevationRange {0, 0}
	Optional directional fog fade over sun direction Y in [-1,1]. Equal endpoints disable fading; otherwise lower/upper endpoints produce zero/full authored color. Only directionalInscattering is scaled; physical atmospheric transmittance remains independent.
float	densityPerMetre = 0
float	heightFalloffPerMetre = .006f
float	baseHeightMetres = -1.5f
float	startDistanceMetres = 73.4803369f
std::array< float, 3 >	inscattering {0, 0, 0}
float	maximumOpacity = 1
std::array< float, 3 >	directionalInscattering {.78809762f, .64244735f, .55544519f}
float	directionalExponent = 5
float	directionalStartDistanceMetres = 100
float	atmosphereContribution = 2.3f
float	skyDistanceMetres = 100000

详细描述

Analytic background height fog in metre units, independent of legacy scene fog.

Density zero disables the layer. Ambient lighting is derived from the same atmosphere and sun. This value is not a scene-geometry fog pass or a volumetric scattering volume.

在文件 SkyAtmospherePass.h 第 16 行定义.

成员函数说明

validate()

Result< void > eve::graphics::SkyHeightFogParameters::validate

(

)

const

Validate finite bounded fog coefficients without mutation.

在文件 SkyAtmosphereLuts.cpp 第 121 行定义.

引用了 atmosphereContribution, baseHeightMetres, densityPerMetre, directionalElevationRange, directionalExponent, directionalInscattering, directionalStartDistanceMetres, eve::Diagnostic::error(), eve::Result< T >::failure(), heightFalloffPerMetre, inscattering, eve::InvalidArgument, maximumOpacity, range, skyDistanceMetres, startDistanceMetres , 以及 eve::Result< T >::success().

被这些函数引用 eve::graphics::SkyAtmosphereParameters::validate().

类成员变量说明

atmosphereContribution

float eve::graphics::SkyHeightFogParameters::atmosphereContribution = 2.3f

在文件 SkyAtmospherePass.h 第 30 行定义.

被这些函数引用 validate().

baseHeightMetres

float eve::graphics::SkyHeightFogParameters::baseHeightMetres = -1.5f

在文件 SkyAtmospherePass.h 第 23 行定义.

被这些函数引用 validate().

densityPerMetre

float eve::graphics::SkyHeightFogParameters::densityPerMetre = 0

在文件 SkyAtmospherePass.h 第 21 行定义.

被这些函数引用 validate() , 以及 eve::graphics::SkyAtmosphereParameters::validate().

directionalElevationRange

std::array<float, 2> eve::graphics::SkyHeightFogParameters::directionalElevationRange {0, 0}

Optional directional fog fade over sun direction Y in [-1,1]. Equal endpoints disable fading; otherwise lower/upper endpoints produce zero/full authored color. Only directionalInscattering is scaled; physical atmospheric transmittance remains independent.

在文件 SkyAtmospherePass.h 第 20 行定义.

被这些函数引用 validate().

directionalExponent

float eve::graphics::SkyHeightFogParameters::directionalExponent = 5

在文件 SkyAtmospherePass.h 第 28 行定义.

被这些函数引用 validate().

directionalInscattering

std::array<float, 3> eve::graphics::SkyHeightFogParameters::directionalInscattering {.78809762f, .64244735f, .55544519f}

在文件 SkyAtmospherePass.h 第 27 行定义.

被这些函数引用 validate().

directionalStartDistanceMetres

float eve::graphics::SkyHeightFogParameters::directionalStartDistanceMetres = 100

在文件 SkyAtmospherePass.h 第 29 行定义.

被这些函数引用 validate().

heightFalloffPerMetre

float eve::graphics::SkyHeightFogParameters::heightFalloffPerMetre = .006f

在文件 SkyAtmospherePass.h 第 22 行定义.

被这些函数引用 validate().

inscattering

std::array<float, 3> eve::graphics::SkyHeightFogParameters::inscattering {0, 0, 0}

在文件 SkyAtmospherePass.h 第 25 行定义.

被这些函数引用 validate().

maximumOpacity

float eve::graphics::SkyHeightFogParameters::maximumOpacity = 1

在文件 SkyAtmospherePass.h 第 26 行定义.

被这些函数引用 validate().

skyDistanceMetres

float eve::graphics::SkyHeightFogParameters::skyDistanceMetres = 100000

在文件 SkyAtmospherePass.h 第 31 行定义.

被这些函数引用 validate().

startDistanceMetres

float eve::graphics::SkyHeightFogParameters::startDistanceMetres = 73.4803369f

在文件 SkyAtmospherePass.h 第 24 行定义.

被这些函数引用 validate().

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该结构体的文档由以下文件生成:

• src/modules/graphics/sky/SkyAtmospherePass.h
• src/modules/graphics/sky/SkyAtmosphereLuts.cpp