GridAccel Class Reference

Inheritance diagram for GridAccel:

List of all members.

Public Member Functions
	GridAccel (const vector< Reference< Primitive > > &p, bool forRefined, bool refineImmediately)
BBox	WorldBound () const
bool	CanIntersect () const
	~GridAccel ()
bool	Intersect (const Ray &ray, Intersection *isect) const
bool	IntersectP (const Ray &ray) const
Private Member Functions
int	PosToVoxel (const Point &P, int axis) const
float	VoxelToPos (int p, int axis) const
Point	VoxelToPos (int x, int y, int z) const
int	Offset (int x, int y, int z) const
Private Attributes
bool	gridForRefined
u_int	nMailboxes
MailboxPrim *	mailboxes
int	NVoxels [3]
BBox	bounds
Vector	Width
Vector	InvWidth
Voxel **	voxels
ObjectArena< Voxel >	voxelArena
Static Private Attributes
static int	curMailboxId = 0

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Detailed Description

Definition at line 83 of file grid.cpp.

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Constructor & Destructor Documentation

GridAccel::GridAccel	(	const vector< Reference< Primitive > > &	p,
		bool	forRefined,
		bool	refineImmediately
	)

Definition at line 122 of file grid.cpp.

References StatsPercentage::Add(), StatsRatio::Add(), Voxel::AddPrimitive(), AllocAligned(), Assert, bounds, Clamp(), Primitive::FullyRefine(), InvWidth, mailboxes, StatsCounter::Max(), BBox::MaximumExtent(), nMailboxes, Voxel::nPrimitives, NVoxels, Offset(), BBox::pMax, BBox::pMin, PosToVoxel(), Round2Int(), Union(), voxelArena, voxels, Width, and WorldBound().

GridAccel::~GridAccel

(

)

Definition at line 214 of file grid.cpp.

References FreeAligned(), mailboxes, nMailboxes, NVoxels, voxels, and Voxel::~Voxel().

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Member Function Documentation

BBox GridAccel::WorldBound

(

)

const [virtual]

Implements Primitive.

Definition at line 211 of file grid.cpp.

References bounds.

Referenced by GridAccel().

bool GridAccel::CanIntersect

(

)

const [inline, virtual]

Reimplemented from Primitive.

Definition at line 89 of file grid.cpp.

bool GridAccel::Intersect	(	const Ray &	ray,
		Intersection *	isect
	)			const [virtual]

Implements Primitive.

Definition at line 224 of file grid.cpp.

References StatsRatio::Add(), bounds, curMailboxId, Ray::d, gridForRefined, if(), BBox::Inside(), Voxel::Intersect(), BBox::IntersectP(), Ray::maxt, Ray::mint, NVoxels, Offset(), PosToVoxel(), rayHits, rayTests, voxels, VoxelToPos(), and Width.

bool GridAccel::IntersectP

(

const Ray &

ray

)

const [virtual]

Implements Primitive.

Definition at line 331 of file grid.cpp.

References StatsRatio::Add(), bounds, curMailboxId, Ray::d, gridForRefined, if(), BBox::Inside(), Voxel::IntersectP(), BBox::IntersectP(), Ray::maxt, Ray::mint, NVoxels, Offset(), PosToVoxel(), rayHits, rayTests, voxels, VoxelToPos(), and Width.

int GridAccel::PosToVoxel	(	const Point &	P,
		int	axis
	)			const [inline, private]

Definition at line 95 of file grid.cpp.

References bounds, Clamp(), Float2Int(), InvWidth, NVoxels, and BBox::pMin.

Referenced by GridAccel(), Intersect(), and IntersectP().

float GridAccel::VoxelToPos	(	int	p,
		int	axis
	)			const [inline, private]

Definition at line 100 of file grid.cpp.

References bounds, BBox::pMin, and Width.

Referenced by Intersect(), and IntersectP().

Point GridAccel::VoxelToPos	(	int	x,
		int	y,
		int	z
	)			const [inline, private]

Definition at line 103 of file grid.cpp.

References bounds, BBox::pMin, and Width.

int GridAccel::Offset	(	int	x,
		int	y,
		int	z
	)			const [inline, private]

Definition at line 107 of file grid.cpp.

References NVoxels.

Referenced by GridAccel(), Intersect(), and IntersectP().

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Member Data Documentation

bool GridAccel::gridForRefined [private]

Definition at line 111 of file grid.cpp.

Referenced by Intersect(), and IntersectP().

u_int GridAccel::nMailboxes [private]

Definition at line 112 of file grid.cpp.

Referenced by GridAccel(), and ~GridAccel().

MailboxPrim* GridAccel::mailboxes [private]

Definition at line 113 of file grid.cpp.

Referenced by GridAccel(), and ~GridAccel().

int GridAccel::NVoxels[3] [private]

Definition at line 114 of file grid.cpp.

Referenced by GridAccel(), Intersect(), IntersectP(), Offset(), PosToVoxel(), and ~GridAccel().

BBox GridAccel::bounds [private]

Definition at line 115 of file grid.cpp.

Referenced by GridAccel(), Intersect(), IntersectP(), PosToVoxel(), VoxelToPos(), and WorldBound().

Vector GridAccel::Width [private]

Definition at line 116 of file grid.cpp.

Referenced by GridAccel(), Intersect(), IntersectP(), and VoxelToPos().

Vector GridAccel::InvWidth [private]

Definition at line 116 of file grid.cpp.

Referenced by GridAccel(), and PosToVoxel().

Voxel** GridAccel::voxels [private]

Definition at line 117 of file grid.cpp.

Referenced by GridAccel(), Intersect(), IntersectP(), and ~GridAccel().

ObjectArena<Voxel> GridAccel::voxelArena [private]

Definition at line 118 of file grid.cpp.

Referenced by GridAccel().

int GridAccel::curMailboxId = 0 [static, private]

Definition at line 119 of file grid.cpp.

Referenced by Intersect(), and IntersectP().

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

• grid.cpp