BVHObjectBinning Class Reference

#include <binning.h>

Inherits BVHRange.

Public Member Functions
__forceinline	BVHObjectBinning ()
	BVHObjectBinning (const BVHRange &job, BVHReference *prims, const BVHUnaligned *unaligned_heuristic=nullptr, const Transform *aligned_space=nullptr)
void	split (BVHReference *prims, BVHObjectBinning &left_o, BVHObjectBinning &right_o) const
__forceinline const BoundBox &	unaligned_bounds ()
Public Member Functions inherited from BVHRange
__forceinline	BVHRange ()
__forceinline	BVHRange (const BoundBox &bounds_, int start_, int size_)
__forceinline	BVHRange (const BoundBox &bounds_, const BoundBox &cbounds_, int start_, int size_)
__forceinline void	set_start (const int start_)
__forceinline const BoundBox &	bounds () const
__forceinline const BoundBox &	cent_bounds () const
__forceinline int	start () const
__forceinline int	size () const
__forceinline int	end () const

Public Attributes
float	splitSAH
float	leafSAH

Protected Types
enum	{ MAX_BINS = 32 }
enum	{ LOG_BLOCK_SIZE = 2 }

Protected Member Functions
__forceinline int4	get_bin (const BoundBox &box) const
__forceinline int4	get_bin (const float3 &c) const
__forceinline float4	blocks (const int4 &a) const
__forceinline int	blocks (const size_t a) const
__forceinline BoundBox	get_prim_bounds (const BVHReference &prim) const

Protected Attributes
int	dim
int	pos
size_t	num_bins
float3	scale
BoundBox	bounds_
BoundBox	cent_bounds_
const BVHUnaligned *	unaligned_heuristic_
const Transform *	aligned_space_
Protected Attributes inherited from BVHRange
BoundBox	rbounds
BoundBox	cbounds

Detailed Description

Definition at line 26 of file binning.h.

Member Enumeration Documentation

anonymous enum

anonymous enum

protected

Enumerator
LOG_BLOCK_SIZE

Definition at line 59 of file binning.h.

anonymous enum

anonymous enum

protected

Enumerator
MAX_BINS

Definition at line 58 of file binning.h.

Constructor & Destructor Documentation

BVHObjectBinning() [1/2]

__forceinline BVHObjectBinning::BVHObjectBinning ( )

inline

Definition at line 28 of file binning.h.

References __forceinline, FLT_MAX, and leafSAH.

Referenced by split().

BVHObjectBinning() [2/2]

BVHObjectBinning::BVHObjectBinning	(	const BVHRange &	job,
		BVHReference *	prims,
		const BVHUnaligned *	unaligned_heuristic = nullptr,
		const Transform *	aligned_space = nullptr )

Definition at line 55 of file binning.cpp.

References aligned_space_, blocks(), BVHRange::bounds(), bounds_, BVHRange::BVHRange(), BVHRange::cent_bounds(), cent_bounds_, BVHUnaligned::compute_aligned_boundbox(), count, dim, BoundBox::empty, extract(), FLT_MAX, get_best_dimension(), get_bin(), get_prim_bounds(), BoundBox::grow(), BoundBox::half_area(), i, insert(), leafSAH, make_float3(), make_float4, make_int4(), mask(), MAX_BINS, merge(), min, num_bins, pos, prefetch_L2(), safe_divide(), scale, select, BVHRange::size(), splitSAH, BVHRange::start(), unaligned_heuristic_, and zero_float4().

Member Function Documentation

blocks() [1/2]

__forceinline float4 BVHObjectBinning::blocks ( const int4 & a ) const

inlineprotected

Definition at line 78 of file binning.h.

References __forceinline, LOG_BLOCK_SIZE, make_float4, and make_int4().

Referenced by BVHObjectBinning().

blocks() [2/2]

__forceinline int BVHObjectBinning::blocks ( const size_t a ) const

inlineprotected

Definition at line 84 of file binning.h.

References __forceinline, and LOG_BLOCK_SIZE.

get_bin() [1/2]

__forceinline int4 BVHObjectBinning::get_bin ( const BoundBox & box ) const

inlineprotected

Definition at line 62 of file binning.h.

References __forceinline, cent_bounds_, BoundBox::center2(), clamp(), make_float3(), make_int4(), num_bins, and scale.

Referenced by BVHObjectBinning(), and split().

get_bin() [2/2]

__forceinline int4 BVHObjectBinning::get_bin ( const float3 & c ) const

inlineprotected

Definition at line 72 of file binning.h.

References __forceinline, cent_bounds_, make_float3(), make_int4(), and scale.

get_prim_bounds()

__forceinline BoundBox BVHObjectBinning::get_prim_bounds ( const BVHReference & prim ) const

inlineprotected

Definition at line 89 of file binning.h.

References __forceinline, aligned_space_, BVHReference::bounds(), and unaligned_heuristic_.

Referenced by BVHObjectBinning(), and split().

split()

void BVHObjectBinning::split	(	BVHReference *	prims,
		BVHObjectBinning &	left_o,
		BVHObjectBinning &	right_o ) const

Definition at line 212 of file binning.cpp.

References BVHRange::bounds(), BVHReference::bounds(), BVHObjectBinning(), BVHRange::BVHRange(), BoundBox::center2(), dim, BoundBox::empty, get_bin(), get_prim_bounds(), BoundBox::grow(), i, l, N, pos, prefetch_L2(), BVHRange::size(), BVHRange::start(), swap, and unaligned_bounds().

Referenced by BVHBuild::build_node().

unaligned_bounds()

__forceinline const BoundBox & BVHObjectBinning::unaligned_bounds ( )

inline

Definition at line 37 of file binning.h.

References __forceinline, and bounds_.

Referenced by BVHBuild::build_node(), and split().

Member Data Documentation

aligned_space_

const Transform* BVHObjectBinning::aligned_space_

protected

Definition at line 56 of file binning.h.

Referenced by BVHObjectBinning(), and get_prim_bounds().

bounds_

BoundBox BVHObjectBinning::bounds_

protected

Definition at line 52 of file binning.h.

Referenced by BVHObjectBinning(), and unaligned_bounds().

cent_bounds_

BoundBox BVHObjectBinning::cent_bounds_

protected

Definition at line 53 of file binning.h.

Referenced by BVHObjectBinning(), get_bin(), and get_bin().

dim

int BVHObjectBinning::dim

protected

Definition at line 46 of file binning.h.

Referenced by BVHObjectBinning(), and split().

leafSAH

float BVHObjectBinning::leafSAH

Definition at line 43 of file binning.h.

Referenced by BVHBuild::build_node(), BVHObjectBinning(), and BVHObjectBinning().

num_bins

size_t BVHObjectBinning::num_bins

protected

Definition at line 48 of file binning.h.

Referenced by BVHObjectBinning(), and get_bin().

pos

int BVHObjectBinning::pos

protected

Definition at line 47 of file binning.h.

Referenced by BVHObjectBinning(), and split().

scale

float3 BVHObjectBinning::scale

protected

Definition at line 49 of file binning.h.

Referenced by BVHObjectBinning(), get_bin(), and get_bin().

splitSAH

float BVHObjectBinning::splitSAH

Definition at line 42 of file binning.h.

Referenced by BVHBuild::build_node(), and BVHObjectBinning().

unaligned_heuristic_

const BVHUnaligned* BVHObjectBinning::unaligned_heuristic_

protected

Definition at line 55 of file binning.h.

Referenced by BVHObjectBinning(), and get_prim_bounds().

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

• binning.h
• binning.cpp