eve::graphics::SparseVolumeTexture类 参考

Brick-sparse, pre-bakeable participating-media texture. 更多...

#include <SparseVolumeTexture.h>

Public 成员函数
void	resize (int width, int height, int depth, int brickSize=8)
	Allocate a logical volume; bricks are created only for non-empty voxels.
void	clear ()
	Clears .
int	getWidth () const
	Returns the width.
int	getHeight () const
	Returns the height.
int	getDepth () const
	Returns the depth.
int	getBrickSize () const
	Returns the brick size.
std::size_t	getBrickCount () const
	Returns the brick count.
std::size_t	getAllocatedVoxelCount () const
	Returns the allocated voxel count.
void	setVoxel (int x, int y, int z, const FogFroxel &voxel)
	Store one voxel; all-zero voxels do not allocate a new brick.
FogFroxel	getVoxel (int x, int y, int z) const
	Read one voxel; missing bricks return vacuum.
FogFroxel	sample (float u, float v, float w) const
	Nearest sample using normalized coordinates.
void	bake (const VolumeDensityGraph &graph, const glm::vec3 &worldMin, const glm::vec3 &worldMax, float extinctionScale, const glm::vec3 &albedo, float emptyThreshold=1e-5f, float time=0.f)
	Pre-bake a procedural graph into sparse bricks.
bool	save (const std::string &path) const
	Save the deterministic EVSV v1 binary format.
bool	load (const std::string &path)
	Load the deterministic EVSV v1 binary format, replacing current data.

详细描述

Brick-sparse, pre-bakeable participating-media texture.

在文件 SparseVolumeTexture.h 第 18 行定义.

成员函数说明

bake()

void eve::graphics::SparseVolumeTexture::bake	(	const VolumeDensityGraph &	graph,
		const glm::vec3 &	worldMin,
		const glm::vec3 &	worldMax,
		float	extinctionScale,
		const glm::vec3 &	albedo,
		float	emptyThreshold = 1e-5f,
		float	time = 0.f
	)

Pre-bake a procedural graph into sparse bricks.

在文件 SparseVolumeTexture.cpp 第 94 行定义.

引用了 albedo, clear(), eve::graphics::FogFroxel::extinction, extinction, graph, eve::graphics::FogFroxel::scattering, setVoxel(), time, x, y , 以及 z.

clear()

void eve::graphics::SparseVolumeTexture::clear

(

)

Clears .

在文件 SparseVolumeTexture.cpp 第 43 行定义.

被这些函数引用 bake().

getAllocatedVoxelCount()

std::size_t eve::graphics::SparseVolumeTexture::getAllocatedVoxelCount

(

)

const

Returns the allocated voxel count.

在文件 SparseVolumeTexture.cpp 第 45 行定义.

getBrickCount()

std::size_t eve::graphics::SparseVolumeTexture::getBrickCount ( ) const

inline

Returns the brick count.

在文件 SparseVolumeTexture.h 第 34 行定义.

getBrickSize()

int eve::graphics::SparseVolumeTexture::getBrickSize ( ) const

inline

Returns the brick size.

在文件 SparseVolumeTexture.h 第 32 行定义.

getDepth()

int eve::graphics::SparseVolumeTexture::getDepth ( ) const

inline

Returns the depth.

在文件 SparseVolumeTexture.h 第 30 行定义.

getHeight()

int eve::graphics::SparseVolumeTexture::getHeight ( ) const

inline

Returns the height.

在文件 SparseVolumeTexture.h 第 28 行定义.

getVoxel()

FogFroxel eve::graphics::SparseVolumeTexture::getVoxel	(	int	x,
		int	y,
		int	z
	)		const

Read one voxel; missing bricks return vacuum.

在文件 SparseVolumeTexture.cpp 第 82 行定义.

引用了 found, x, y , 以及 z.

被这些函数引用 sample().

getWidth()

int eve::graphics::SparseVolumeTexture::getWidth ( ) const

inline

Returns the width.

在文件 SparseVolumeTexture.h 第 26 行定义.

load()

bool eve::graphics::SparseVolumeTexture::load

(

const std::string &

path

)

Load the deterministic EVSV v1 binary format, replacing current data.

在文件 SparseVolumeTexture.cpp 第 145 行定义.

引用了 depth, f, height, key, path, resize(), values , 以及 width.

resize()

void eve::graphics::SparseVolumeTexture::resize	(	int	width,
		int	height,
		int	depth,
		int	brickSize = 8
	)

Allocate a logical volume; bricks are created only for non-empty voxels.

在文件 SparseVolumeTexture.cpp 第 35 行定义.

引用了 depth, height , 以及 width.

被这些函数引用 load().

sample()

FogFroxel eve::graphics::SparseVolumeTexture::sample	(	float	u,
		float	v,
		float	w
	)		const

Nearest sample using normalized coordinates.

在文件 SparseVolumeTexture.cpp 第 88 行定义.

引用了 getVoxel(), u, v , 以及 w.

被这些函数引用 eve::graphics::AtmosphereVolume::injectSparseVolume().

save()

bool eve::graphics::SparseVolumeTexture::save

(

const std::string &

path

)

const

Save the deterministic EVSV v1 binary format.

在文件 SparseVolumeTexture.cpp 第 117 行定义.

引用了 depth, f, height, key, path, values , 以及 width.

setVoxel()

void eve::graphics::SparseVolumeTexture::setVoxel	(	int	x,
		int	y,
		int	z,
		const FogFroxel &	voxel
	)

Store one voxel; all-zero voxels do not allocate a new brick.

在文件 SparseVolumeTexture.cpp 第 68 行定义.

引用了 found, key, x, y , 以及 z.

被这些函数引用 bake().

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该类的文档由以下文件生成:

• src/modules/graphics/SparseVolumeTexture.h
• src/modules/graphics/SparseVolumeTexture.cpp