Classes
class	BBox
	Bounding box. More...

struct	BinBuffer

class	BVHAccel
	Bounding Volume Hierarchy acceleration. More...

struct	BVHBuildOptions
	BVH build option. More...

class	BVHBuildStatistics
	BVH build statistics. More...

class	BVHNode

class	BVHTraceOptions
	BVH trace option. More...

class	IntersectComparator

class	NodeHit
	Hit class for traversing nodes. More...

class	NodeHitComparator
	Comparator object for NodeHit. More...

class	Ray

class	real3

class	StackAllocator

class	StackContainer

class	StackVector

class	TriangleIntersection

class	TriangleIntersector

class	TriangleMesh

class	TriangleSAHPred

Enumerations
enum	RayType { RAY_TYPE_NONE = 0x0 , RAY_TYPE_PRIMARY = 0x1 , RAY_TYPE_SECONDARY = 0x2 , RAY_TYPE_DIFFUSE = 0x4 , RAY_TYPE_REFLECTION = 0x8 , RAY_TYPE_REFRACTION = 0x10 }

Functions
template<typename T >
real3< T >	operator* (T f, const real3< T > &v)

template<typename T >
real3< T >	vneg (const real3< T > &rhs)

template<typename T >
T	vlength (const real3< T > &rhs)

template<typename T >
real3< T >	vnormalize (const real3< T > &rhs)

template<typename T >
real3< T >	vcross (const real3< T > a, const real3< T > b)

template<typename T >
T	vdot (const real3< T > a, const real3< T > b)

template<typename T >
real3< T >	vsafe_inverse (const real3< T > v)

template<typename real >
const real *	get_vertex_addr (const real *p, const size_t idx, const size_t stride_bytes)

template<class T >
const T &	safemin (const T &a, const T &b)

template<class T >
const T &	safemax (const T &a, const T &b)

template<typename T >
T	CalculateSurfaceArea (const real3< T > &min, const real3< T > &max)

template<typename T >
void	GetBoundingBoxOfTriangle (real3< T > bmin, real3< T > bmax, const T vertices, const unsigned int faces, unsigned int index)

template<typename T , class P >
void	ContributeBinBuffer (BinBuffer bins, const real3< T > &scene_min, const real3< T > &scene_max, unsigned int indices, unsigned int left_idx, unsigned int right_idx, const P &p)

template<typename T >
T	SAH (size_t ns1, T leftArea, size_t ns2, T rightArea, T invS, T Taabb, T Ttri)

template<typename T >
bool	FindCutFromBinBuffer (T cut_pos, int minCostAxis, const BinBuffer *bins, const real3< T > &bmin, const real3< T > &bmax, size_t num_primitives, T costTaabb)

template<typename T , class P >
void	ComputeBoundingBox (real3< T > bmin, real3< T > bmax, const unsigned int *indices, unsigned int left_index, unsigned int right_index, const P &p)

template<typename T >
void	GetBoundingBox (real3< T > bmin, real3< T > bmax, const std::vector< BBox< T > > &bboxes, unsigned int *indices, unsigned int left_index, unsigned int right_index)

template<typename T >
bool	IntersectRayAABB (T tminOut, T tmaxOut, T min_t, T max_t, const T bmin[3], const T bmax[3], real3< T > ray_org, real3< T > ray_inv_dir, int ray_dir_sign[3])

template<>
bool	IntersectRayAABB< float > (float tminOut, float tmaxOut, float min_t, float max_t, const float bmin[3], const float bmax[3], real3< float > ray_org, real3< float > ray_inv_dir, int ray_dir_sign[3])

template<>
bool	IntersectRayAABB< double > (double tminOut, double tmaxOut, double min_t, double max_t, const double bmin[3], const double bmax[3], real3< double > ray_org, real3< double > ray_inv_dir, int ray_dir_sign[3])

Class Documentation

◆ nanort::TriangleIntersection

class nanort::TriangleIntersection

template<typename T = float>
class nanort::TriangleIntersection< T >

Definition at line 972 of file nanort.h.

Collaboration diagram for nanort::TriangleIntersection< T >:

Class Members
unsigned int	prim_id
T	t
T	u
T	v

Enumeration Type Documentation

◆ RayType

enum nanort::RayType

Enumerator
RAY_TYPE_NONE
RAY_TYPE_PRIMARY
RAY_TYPE_SECONDARY
RAY_TYPE_DIFFUSE
RAY_TYPE_REFLECTION
RAY_TYPE_REFRACTION

Definition at line 94 of file nanort.h.

Function Documentation

◆ CalculateSurfaceArea()

template<typename T >

T nanort::CalculateSurfaceArea	(	const real3< T > &	min,
		const real3< T > &	max
	)

inline

Definition at line 1216 of file nanort.h.

Referenced by FindCutFromBinBuffer().

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◆ ComputeBoundingBox()

template<typename T , class P >

void nanort::ComputeBoundingBox	(	real3< T > *	bmin,
		real3< T > *	bmax,
		const unsigned int *	indices,
		unsigned int	left_index,
		unsigned int	right_index,
		const P &	p
	)

inline

Definition at line 1553 of file nanort.h.

Referenced by nanort::BVHAccel< T >::Build(), and nanort::BVHAccel< T >::BuildTree().

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◆ ContributeBinBuffer()

template<typename T , class P >

void nanort::ContributeBinBuffer	(	BinBuffer *	bins,
		const real3< T > &	scene_min,
		const real3< T > &	scene_max,
		unsigned int *	indices,
		unsigned int	left_idx,
		unsigned int	right_idx,
		const P &	p
	)

inline

Definition at line 1252 of file nanort.h.

References nanort::BinBuffer::bin, and nanort::BinBuffer::bin_size.

Referenced by nanort::BVHAccel< T >::BuildTree().

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◆ FindCutFromBinBuffer()

template<typename T >

bool nanort::FindCutFromBinBuffer	(	T *	cut_pos,
		int *	minCostAxis,
		const BinBuffer *	bins,
		const real3< T > &	bmin,
		const real3< T > &	bmax,
		size_t	num_primitives,
		T	costTaabb
	)

inline

Definition at line 1334 of file nanort.h.

References nanort::BinBuffer::bin, nanort::BinBuffer::bin_size, CalculateSurfaceArea(), and SAH().

Referenced by nanort::BVHAccel< T >::BuildTree().

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◆ get_vertex_addr()

template<typename real >

const real * nanort::get_vertex_addr	(	const real *	p,
		const size_t	idx,
		const size_t	stride_bytes
	)

inline

Definition at line 474 of file nanort.h.

Referenced by nanort::TriangleMesh< T >::BoundingBox(), and nanort::TriangleIntersector< T, H >::Intersect().

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◆ GetBoundingBox()

template<typename T >

void nanort::GetBoundingBox	(	real3< T > *	bmin,
		real3< T > *	bmax,
		const std::vector< BBox< T > > &	bboxes,
		unsigned int *	indices,
		unsigned int	left_index,
		unsigned int	right_index
	)

inline

Definition at line 1577 of file nanort.h.

Referenced by nanort::BVHAccel< T >::BuildTree().

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◆ GetBoundingBoxOfTriangle()

template<typename T >

void nanort::GetBoundingBoxOfTriangle	(	real3< T > *	bmin,
		real3< T > *	bmax,
		const T *	vertices,
		const unsigned int *	faces,
		unsigned int	index
	)

inline

Definition at line 1223 of file nanort.h.

◆ IntersectRayAABB()

template<typename T >

bool nanort::IntersectRayAABB	(	T *	tminOut,
		T *	tmaxOut,
		T	min_t,
		T	max_t,
		const T	bmin[3],
		const T	bmax[3],
		real3< T >	ray_org,
		real3< T >	ray_inv_dir,
		int	ray_dir_sign[3]
	)

inline

Referenced by nanort::BVHAccel< T >::ListNodeIntersections(), and nanort::BVHAccel< T >::Traverse().

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◆ IntersectRayAABB< double >()

template<>

bool nanort::IntersectRayAABB< double >	(	double *	tminOut,
		double *	tmaxOut,
		double	min_t,
		double	max_t,
		const double	bmin[3],
		const double	bmax[3],
		real3< double >	ray_org,
		real3< double >	ray_inv_dir,
		int	ray_dir_sign[3]
	)

inline

Definition at line 2344 of file nanort.h.

References safemax(), and safemin().

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◆ IntersectRayAABB< float >()

template<>

bool nanort::IntersectRayAABB< float >	(	float *	tminOut,
		float *	tmaxOut,
		float	min_t,
		float	max_t,
		const float	bmin[3],
		const float	bmax[3],
		real3< float >	ray_org,
		real3< float >	ray_inv_dir,
		int	ray_dir_sign[3]
	)

inline

Definition at line 2301 of file nanort.h.

References safemax(), and safemin().

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◆ operator*()

template<typename T >

real3< T > nanort::operator*	(	T	f,
		const real3< T > &	v
	)

inline

Definition at line 373 of file nanort.h.

References nanort::real3< T >::x(), nanort::real3< T >::y(), and nanort::real3< T >::z().

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◆ safemax()

template<class T >

const T & nanort::safemax	(	const T &	a,
		const T &	b
	)

Definition at line 1194 of file nanort.h.

Referenced by IntersectRayAABB< double >(), and IntersectRayAABB< float >().

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◆ safemin()

template<class T >

const T & nanort::safemin	(	const T &	a,
		const T &	b
	)

Definition at line 1190 of file nanort.h.

Referenced by IntersectRayAABB< double >(), and IntersectRayAABB< float >().

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◆ SAH()

template<typename T >

T nanort::SAH	(	size_t	ns1,
		T	leftArea,
		size_t	ns2,
		T	rightArea,
		T	invS,
		T	Taabb,
		T	Ttri
	)

inline

Definition at line 1322 of file nanort.h.

Referenced by FindCutFromBinBuffer().

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◆ vcross()

template<typename T >

real3< T > nanort::vcross	(	const real3< T >	a,
		const real3< T >	b
	)

inline

Definition at line 401 of file nanort.h.

◆ vdot()

template<typename T >

T nanort::vdot	(	const real3< T >	a,
		const real3< T >	b
	)

inline

Definition at line 410 of file nanort.h.

◆ vlength()

template<typename T >

T nanort::vlength ( const real3< T > & rhs )

inline

Definition at line 383 of file nanort.h.

References nanort::real3< T >::x(), nanort::real3< T >::y(), and nanort::real3< T >::z().

Referenced by vnormalize().

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◆ vneg()

template<typename T >

real3< T > nanort::vneg ( const real3< T > & rhs )

inline

Definition at line 378 of file nanort.h.

References nanort::real3< T >::x(), nanort::real3< T >::y(), and nanort::real3< T >::z().

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◆ vnormalize()

template<typename T >

real3< T > nanort::vnormalize ( const real3< T > & rhs )

inline

Definition at line 388 of file nanort.h.

References nanort::real3< T >::v, and vlength().

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◆ vsafe_inverse()

template<typename T >

real3< T > nanort::vsafe_inverse ( const real3< T > v )

inline

Definition at line 415 of file nanort.h.

Referenced by nanort::BVHAccel< T >::ListNodeIntersections(), and nanort::BVHAccel< T >::Traverse().

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Classes

Enumerations

Functions

Class Documentation

◆ nanort::TriangleIntersection

Enumeration Type Documentation

◆ RayType

Function Documentation

◆ CalculateSurfaceArea()

◆ ComputeBoundingBox()

◆ ContributeBinBuffer()

◆ FindCutFromBinBuffer()

◆ get_vertex_addr()

◆ GetBoundingBox()

◆ GetBoundingBoxOfTriangle()

◆ IntersectRayAABB()

◆ IntersectRayAABB< double >()

◆ IntersectRayAABB< float >()

◆ operator*()

◆ safemax()

◆ safemin()

◆ SAH()

◆ vcross()

◆ vdot()

◆ vlength()

◆ vneg()

◆ vnormalize()

◆ vsafe_inverse()