Blender: BVHParams Class Reference

Blender V2.93

#include <bvh_params.h>

Public Types
enum	{ MAX_DEPTH = 64 , MAX_SPATIAL_DEPTH = 48 , NUM_SPATIAL_BINS = 32 }

Public Member Functions
	BVHParams ()

__forceinline float	cost (int num_nodes, int num_primitives) const

__forceinline float	primitive_cost (int n) const

__forceinline float	node_cost (int n) const

__forceinline bool	small_enough_for_leaf (int size, int level)

Static Public Member Functions
static BVHLayout	best_bvh_layout (BVHLayout requested_layout, BVHLayoutMask supported_layouts)

Public Attributes
bool	use_spatial_split

float	spatial_split_alpha

float	unaligned_split_threshold

float	sah_node_cost

float	sah_primitive_cost

int	min_leaf_size

int	max_triangle_leaf_size

int	max_motion_triangle_leaf_size

int	max_curve_leaf_size

int	max_motion_curve_leaf_size

bool	top_level

BVHLayout	bvh_layout

bool	use_unaligned_nodes

int	num_motion_curve_steps

int	num_motion_triangle_steps

int	bvh_type

int	curve_subdivisions

Detailed Description

Definition at line 46 of file bvh_params.h.

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

Enumerator
MAX_DEPTH
MAX_SPATIAL_DEPTH
NUM_SPATIAL_BINS

Definition at line 95 of file bvh_params.h.

Constructor & Destructor Documentation

◆ BVHParams()

BVHParams::BVHParams ( )

inline

Member Function Documentation

◆ best_bvh_layout()

BVHLayout BVHParams::best_bvh_layout	(	BVHLayout	requested_layout,
		BVHLayoutMask	supported_layouts
	)

static

Definition at line 53 of file bvh.cpp.

References __bsr(), and BVHLayout.

Referenced by Geometry::compute_bvh(), and GeometryManager::device_update_bvh().

◆ cost()

__forceinline float BVHParams::cost	(	int	num_nodes,
		int	num_primitives
	)		const

inline

Definition at line 128 of file bvh_params.h.

References node_cost(), and primitive_cost().

Referenced by BVHNode::computeSubtreeSAHCost().

◆ node_cost()

__forceinline float BVHParams::node_cost ( int n ) const

inline

Definition at line 138 of file bvh_params.h.

References sah_node_cost.

Referenced by BVHMixedSplit::BVHMixedSplit(), and cost().

◆ primitive_cost()

__forceinline float BVHParams::primitive_cost ( int n ) const

inline

Definition at line 133 of file bvh_params.h.

References sah_primitive_cost.

Referenced by BVHMixedSplit::BVHMixedSplit(), BVHObjectSplit::BVHObjectSplit(), BVHSpatialSplit::BVHSpatialSplit(), cost(), and BVHSpatialSplit::split().

◆ small_enough_for_leaf()

__forceinline bool BVHParams::small_enough_for_leaf	(	int	size,
		int	level
	)

inline

Definition at line 143 of file bvh_params.h.

References MAX_DEPTH.

Referenced by BVHBuild::build_node().

Member Data Documentation

◆ bvh_layout

BVHLayout BVHParams::bvh_layout

Definition at line 70 of file bvh_params.h.

Referenced by Device::build_bvh(), CPUDevice::build_bvh(), MultiDevice::build_bvh(), BVHParams(), Geometry::compute_bvh(), BVH::create(), GeometryManager::device_update_bvh(), and BVH2::pack_instances().

◆ bvh_type

int BVHParams::bvh_type

Definition at line 89 of file bvh_params.h.

Referenced by BVHParams(), Geometry::compute_bvh(), and GeometryManager::device_update_bvh().

◆ curve_subdivisions

int BVHParams::curve_subdivisions

Definition at line 92 of file bvh_params.h.

Referenced by BVHParams(), Geometry::compute_bvh(), and GeometryManager::device_update_bvh().

◆ max_curve_leaf_size

int BVHParams::max_curve_leaf_size

Definition at line 63 of file bvh_params.h.

Referenced by BVHParams(), and BVHBuild::range_within_max_leaf_size().

◆ max_motion_curve_leaf_size

int BVHParams::max_motion_curve_leaf_size

Definition at line 64 of file bvh_params.h.

Referenced by BVHParams(), and BVHBuild::range_within_max_leaf_size().

◆ max_motion_triangle_leaf_size

int BVHParams::max_motion_triangle_leaf_size

Definition at line 62 of file bvh_params.h.

Referenced by BVHParams(), and BVHBuild::range_within_max_leaf_size().

◆ max_triangle_leaf_size

int BVHParams::max_triangle_leaf_size

Definition at line 61 of file bvh_params.h.

Referenced by BVHParams(), and BVHBuild::range_within_max_leaf_size().

◆ min_leaf_size

int BVHParams::min_leaf_size

Definition at line 60 of file bvh_params.h.

Referenced by BVHParams().

◆ num_motion_curve_steps

int BVHParams::num_motion_curve_steps

Definition at line 83 of file bvh_params.h.

Referenced by BVHBuild::add_reference_curves(), BVHBuild::add_reference_triangles(), BVHParams(), Geometry::compute_bvh(), GeometryManager::device_update_bvh(), BVH2::pack_instances(), and BVHBuild::run().

◆ num_motion_triangle_steps

int BVHParams::num_motion_triangle_steps

Definition at line 86 of file bvh_params.h.

Referenced by BVHBuild::add_reference_triangles(), BVHParams(), Geometry::compute_bvh(), GeometryManager::device_update_bvh(), BVH2::pack_instances(), and BVHBuild::run().

◆ sah_node_cost

float BVHParams::sah_node_cost

Definition at line 56 of file bvh_params.h.

Referenced by BVHBuild::build_node(), BVHParams(), and node_cost().

◆ sah_primitive_cost

float BVHParams::sah_primitive_cost

Definition at line 57 of file bvh_params.h.

Referenced by BVHBuild::build_node(), BVHParams(), and primitive_cost().

◆ spatial_split_alpha

float BVHParams::spatial_split_alpha

Definition at line 50 of file bvh_params.h.

Referenced by BVHParams(), and BVHBuild::run().

◆ top_level

bool BVHParams::top_level

Definition at line 67 of file bvh_params.h.

Referenced by BVHBuild::add_references(), CPUDevice::build_bvh(), BVHBuild::build_node(), BVHParams(), GeometryManager::device_update_bvh(), BVH2::pack_nodes(), BVH2::refit_nodes(), BVH2::refit_primitives(), and BVHBuild::run().

◆ unaligned_split_threshold

float BVHParams::unaligned_split_threshold

Definition at line 53 of file bvh_params.h.

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

◆ use_spatial_split

bool BVHParams::use_spatial_split

Definition at line 49 of file bvh_params.h.

Referenced by BVHBuild::add_reference_curves(), BVHBuild::add_reference_triangles(), BVHMixedSplit::BVHMixedSplit(), BVHParams(), Geometry::compute_bvh(), BVHBuild::create_leaf_node(), GeometryManager::device_update_bvh(), BVHBuild::run(), and BVHMixedSplit::split().

◆ use_unaligned_nodes

bool BVHParams::use_unaligned_nodes

Definition at line 75 of file bvh_params.h.

Referenced by BVHBuild::build_node(), BVHParams(), Geometry::compute_bvh(), BVHBuild::create_leaf_node(), GeometryManager::device_update_bvh(), and BVH2::pack_nodes().

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