Chunk Class Reference

Manages voxel block data, procedural mesh generation, and memory-aligned thermal diffusion buffers. More...

#include <src/world/Chunk.h>

Collaboration diagram for Chunk:

Public Member Functions
	Chunk ()=delete
	Chunk (int iX, int iZ)
	~Chunk ()
	Chunk (const Chunk &)=delete
Chunk &	operator= (const Chunk &)=delete
	Chunk (Chunk &&other) noexcept
Chunk &	operator= (Chunk &&other) noexcept
int	GetChunkX () const
int	GetChunkZ () const
bool	IsValid () const
const uint8_t *	GetBlockData () const
AABB	GetAABB () const
	Generates the AABB for the entire chunk based on max height.
void	Render () const
void	SetNeighbours (Direction iDir, Chunk *pChunk)
int	GetFlatIndexOf3DLayer (int iX, int iY, int iZ) const
int	GetPaddedIndexOf3DLayer (int iX, int iY, int iZ) const
__m256i	GetFlatIndexOf3DLayer_AVX2 (__m256i vecX, __m256i vecY, __m256i vecZ) const
uint8_t	GetBlockAt (int iX, int iY, int iZ) const
	Gets a block ID. Handles boundary checks by querying neighbors.
void	SetBlockAt (int iX, int iY, int iZ, uint8_t uiBlockType)
void	SetBlockData (const uint8_t *iBlocks)
float	GetTemperatureAt (int iX, int iY, int iZ) const
void	ReconstructMesh (bool bEnableNeighborCulling=false)
void	UploadMesh ()
void	SwapBuffers ()
void	InjectHeat (int iX, int iY, int iZ, float fTemp)
void	ThermalStep (float fThermalDiffusivity, float fDeltaTime)
void	ThermalStep_AVX2 (float fThermalDiffusivity, float fDeltaTime)
float *	GetCurrData () const
void	UpdateThermalTexture ()
void	Bind (int iVal)
void	GetMeshStats (size_t &uiOutVertCount, size_t &uiOutTriCount) const

Private Member Functions
void	updateHeightData ()
void	updateBuffers ()
void	addBlockFace (int iX, int iY, int iZ, FaceDirection iDir, int iBlockType)

Private Attributes
std::vector< float >	m_vec_fVertices
std::vector< unsigned int >	m_vec_uiIndices
size_t	m_uiVertexCount = 0
size_t	m_uiTriangleCount = 0
Renderer::VertexArray *	m_pVAO = nullptr
Renderer::VertexBuffer *	m_pVBO = nullptr
Renderer::IndexBuffer *	m_pIBO = nullptr
Chunk *	m_pNeighbours [6] = {nullptr}
float *	m_pfCurrFrameData = nullptr
float *	m_pfNextFrameData = nullptr
std::unique_ptr< Renderer::ThermalVolume >	m_pThermalTex
FastNoiseLite	noise {}
int	m_iHeightData [CHUNK_SIZE][CHUNK_SIZE]
int	m_iChunkX = 0
int	m_iChunkZ = 0
uint8_t	m_iBlocks [CHUNK_VOL] {0}
bool	m_bVonNeumannBC = true

Detailed Description

Manages voxel block data, procedural mesh generation, and memory-aligned thermal diffusion buffers.

Constructor & Destructor Documentation

Chunk() [1/4]

Chunk::Chunk ( )

delete

Chunk() [2/4]

Chunk::Chunk	(	int	iX,
		int	iZ
	)

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~Chunk()

Chunk::~Chunk

(

)

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Chunk() [3/4]

Chunk::Chunk ( const Chunk &  )

delete

Chunk() [4/4]

Chunk::Chunk ( Chunk &&  other )

noexcept

Member Function Documentation

addBlockFace()

void Chunk::addBlockFace ( int  iX, int  iY, int  iZ, FaceDirection  iDir, int  iBlockType  )

private

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Bind()

void Chunk::Bind ( int  iVal )

inline

GetAABB()

AABB Chunk::GetAABB

(

)

const

Generates the AABB for the entire chunk based on max height.

GetBlockAt()

uint8_t Chunk::GetBlockAt ( int  iX, int  iY, int  iZ  ) const

inline

Gets a block ID. Handles boundary checks by querying neighbors.

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GetBlockData()

const uint8_t * Chunk::GetBlockData ( ) const

inline

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GetChunkX()

int Chunk::GetChunkX ( ) const

inline

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GetChunkZ()

int Chunk::GetChunkZ ( ) const

inline

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GetCurrData()

float * Chunk::GetCurrData ( ) const

inline

GetFlatIndexOf3DLayer()

int Chunk::GetFlatIndexOf3DLayer ( int  iX, int  iY, int  iZ  ) const

inline

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GetFlatIndexOf3DLayer_AVX2()

__m256i Chunk::GetFlatIndexOf3DLayer_AVX2 ( __m256i  vecX, __m256i  vecY, __m256i  vecZ  ) const

inline

GetMeshStats()

void Chunk::GetMeshStats ( size_t &  uiOutVertCount, size_t &  uiOutTriCount  ) const

inline

GetPaddedIndexOf3DLayer()

int Chunk::GetPaddedIndexOf3DLayer ( int  iX, int  iY, int  iZ  ) const

inline

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GetTemperatureAt()

float Chunk::GetTemperatureAt	(	int	iX,
		int	iY,
		int	iZ
	)		const

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InjectHeat()

void Chunk::InjectHeat ( int  iX, int  iY, int  iZ, float  fTemp  )

inline

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IsValid()

bool Chunk::IsValid ( ) const

inline

operator=() [1/2]

Chunk & Chunk::operator= ( Chunk &&  other )

noexcept

operator=() [2/2]

Chunk & Chunk::operator= ( const Chunk &  )

delete

ReconstructMesh()

void Chunk::ReconstructMesh

(

bool

bEnableNeighborCulling = false

)

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Render()

void Chunk::Render

(

)

const

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SetBlockAt()

void Chunk::SetBlockAt	(	int	iX,
		int	iY,
		int	iZ,
		uint8_t	uiBlockType
	)

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SetBlockData()

void Chunk::SetBlockData ( const uint8_t *  iBlocks )

inline

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SetNeighbours()

void Chunk::SetNeighbours ( Direction  iDir, Chunk *  pChunk  )

inline

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SwapBuffers()

void Chunk::SwapBuffers ( )

inline

ThermalStep()

void Chunk::ThermalStep	(	float	fThermalDiffusivity,
		float	fDeltaTime
	)

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ThermalStep_AVX2()

void Chunk::ThermalStep_AVX2	(	float	fThermalDiffusivity,
		float	fDeltaTime
	)

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updateBuffers()

void Chunk::updateBuffers ( )

private

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updateHeightData()

void Chunk::updateHeightData ( )

private

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UpdateThermalTexture()

void Chunk::UpdateThermalTexture

(

)

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UploadMesh()

void Chunk::UploadMesh

(

)

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Member Data Documentation

m_bVonNeumannBC

bool Chunk::m_bVonNeumannBC = true

private

m_iBlocks

uint8_t Chunk::m_iBlocks[CHUNK_VOL] {0}

private

m_iChunkX

int Chunk::m_iChunkX = 0

private

m_iChunkZ

int Chunk::m_iChunkZ = 0

private

m_iHeightData

int Chunk::m_iHeightData[CHUNK_SIZE][CHUNK_SIZE]

private

m_pfCurrFrameData

float* Chunk::m_pfCurrFrameData = nullptr

private

m_pfNextFrameData

float* Chunk::m_pfNextFrameData = nullptr

private

m_pIBO

Renderer::IndexBuffer* Chunk::m_pIBO = nullptr

private

m_pNeighbours

Chunk* Chunk::m_pNeighbours[6] = {nullptr}

private

m_pThermalTex

std::unique_ptr<Renderer::ThermalVolume> Chunk::m_pThermalTex

private

m_pVAO

Renderer::VertexArray* Chunk::m_pVAO = nullptr

private

m_pVBO

Renderer::VertexBuffer* Chunk::m_pVBO = nullptr

private

m_uiTriangleCount

size_t Chunk::m_uiTriangleCount = 0

private

m_uiVertexCount

size_t Chunk::m_uiVertexCount = 0

private

m_vec_fVertices

std::vector<float> Chunk::m_vec_fVertices

private

m_vec_uiIndices

std::vector<unsigned int> Chunk::m_vec_uiIndices

private

noise

FastNoiseLite Chunk::noise {}

private

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The documentation for this class was generated from the following files:

• src/world/Chunk.h
• src/world/Chunk.cpp