Blender V5.0
Public Member Functions | Public Attributes | Protected Member Functions | List of all members
BVH2 Class Reference

#include <bvh2.h>

Inherits BVH.

Public Member Functions

 BVH2 (const BVHParams &params, const vector< Geometry * > &geometry, const vector< Object * > &objects)
void build (Progress &progress, Stats *stats)
void refit (Progress &progress)
Public Member Functions inherited from BVH
virtual ~BVH ()=default
virtual void replace_geometry (const vector< Geometry * > &geometry, const vector< Object * > &objects)

Public Attributes

PackedBVH pack
Public Attributes inherited from BVH
BVHParams params
vector< Geometry * > geometry
vector< Object * > objects

Protected Member Functions

virtual unique_ptr< BVHNode > widen_children_nodes (unique_ptr< BVHNode > &&root)
void pack_nodes (const BVHNode *root)
void pack_leaf (const BVHStackEntry &e, const LeafNode *leaf)
void pack_inner (const BVHStackEntry &e, const BVHStackEntry &e0, const BVHStackEntry &e1)
void pack_aligned_inner (const BVHStackEntry &e, const BVHStackEntry &e0, const BVHStackEntry &e1)
void pack_aligned_node (const int idx, const BoundBox &b0, const BoundBox &b1, int c0, int c1, uint visibility0, uint visibility1)
void pack_unaligned_inner (const BVHStackEntry &e, const BVHStackEntry &e0, const BVHStackEntry &e1)
void pack_unaligned_node (const int idx, const Transform &aligned_space0, const Transform &aligned_space1, const BoundBox &b0, const BoundBox &b1, int c0, int c1, uint visibility0, uint visibility1)
void refit_nodes ()
void refit_node (const int idx, bool leaf, BoundBox &bbox, uint &visibility)
void refit_primitives (const int start, const int end, BoundBox &bbox, uint &visibility)
void pack_primitives ()
void pack_triangle (const int idx, const float4 storage[3])
void pack_instances (const size_t nodes_size, const size_t leaf_nodes_size)
Protected Member Functions inherited from BVH
 BVH (const BVHParams &params, const vector< Geometry * > &geometry, const vector< Object * > &objects)

Additional Inherited Members

Static Public Member Functions inherited from BVH
static unique_ptr< BVH > create (const BVHParams &params, const vector< Geometry * > &geometry, const vector< Object * > &objects, Device *device)

Detailed Description

Definition at line 38 of file bvh2.h.

Constructor & Destructor Documentation

◆ BVH2()

BVH2::BVH2 ( const BVHParams & params,
const vector< Geometry * > & geometry,
const vector< Object * > & objects )

Definition at line 32 of file bvh2.cpp.

References BVH::BVH().

Referenced by pack_instances().

Member Function Documentation

◆ build()

void BVH2::build ( Progress & progress,
Stats * stats )

Definition at line 39 of file bvh2.cpp.

References Progress::get_cancel(), BVH::objects, pack, pack_nodes(), pack_primitives(), BVH::params, BVHBuild::run(), Progress::set_substatus(), and widen_children_nodes().

Referenced by Device::build_bvh().

◆ pack_aligned_inner()

void BVH2::pack_aligned_inner ( const BVHStackEntry & e,
const BVHStackEntry & e0,
const BVHStackEntry & e1 )
protected

Definition at line 129 of file bvh2.cpp.

References BVHNode::bounds, e, BVHStackEntry::encodeIdx(), BVHStackEntry::node, pack_aligned_node(), and BVHNode::visibility.

Referenced by pack_inner().

◆ pack_aligned_node()

void BVH2::pack_aligned_node ( const int idx,
const BoundBox & b0,
const BoundBox & b1,
int c0,
int c1,
uint visibility0,
uint visibility1 )
protected

Definition at line 142 of file bvh2.cpp.

References __float_as_int, assert, BVH_NODE_SIZE, data, make_int4(), BoundBox::max, BoundBox::min, pack, PATH_RAY_NODE_UNALIGNED, float3::x, float3::y, and float3::z.

Referenced by pack_aligned_inner(), and refit_node().

◆ pack_inner()

void BVH2::pack_inner ( const BVHStackEntry & e,
const BVHStackEntry & e0,
const BVHStackEntry & e1 )
protected

Definition at line 119 of file bvh2.cpp.

References e, BVHNode::is_unaligned, BVHStackEntry::node, pack_aligned_inner(), and pack_unaligned_inner().

Referenced by pack_nodes().

◆ pack_instances()

void BVH2::pack_instances ( const size_t nodes_size,
const size_t leaf_nodes_size )
protected

Definition at line 470 of file bvh2.cpp.

References Geometry::bvh, BVH2(), BVH_NODE_LEAF_SIZE, BVH_NODE_SIZE, BVH_UNALIGNED_NODE_SIZE, array< T, alignment >::data(), data, BVH::geometry, i, PackedBVH::leaf_nodes, Geometry::need_build_bvh(), PackedBVH::nodes, BVH::objects, pack, pack_nodes(), BVH::params, PATH_RAY_NODE_UNALIGNED, PackedBVH::prim_index, Geometry::prim_offset, PackedBVH::prim_time, PackedBVH::prim_type, PackedBVH::prim_visibility, PackedBVH::root_index, array< T, alignment >::size(), and x.

Referenced by pack_nodes().

◆ pack_leaf()

void BVH2::pack_leaf ( const BVHStackEntry & e,
const LeafNode * leaf )
protected

Definition at line 96 of file bvh2.cpp.

References assert, BVH_NODE_LEAF_SIZE, data, e, LeafNode::hi, LeafNode::lo, LeafNode::num_triangles(), pack, BVHNode::visibility, and zero_int4().

Referenced by pack_nodes().

◆ pack_nodes()

void BVH2::pack_nodes ( const BVHNode * root)
protected

Definition at line 219 of file bvh2.cpp.

References assert, BVH_NODE_LEAF_SIZE, BVH_NODE_SIZE, BVH_STAT_LEAF_COUNT, BVH_STAT_NODE_COUNT, BVH_STAT_UNALIGNED_INNER_COUNT, BVH_UNALIGNED_NODE_SIZE, e, BVHNode::getSubtreeSize(), BVHNode::has_unaligned(), i, BVHNode::is_leaf(), BVHParams::MAX_DEPTH, pack, pack_inner(), pack_instances(), pack_leaf(), and BVH::params.

Referenced by build(), and pack_instances().

◆ pack_primitives()

void BVH2::pack_primitives ( )
protected

Definition at line 449 of file bvh2.cpp.

References i, BVH::objects, pack, and Object::visibility_for_tracing().

Referenced by build(), and refit().

◆ pack_triangle()

void BVH2::pack_triangle ( const int idx,
const float4 storage[3] )
protected

◆ pack_unaligned_inner()

void BVH2::pack_unaligned_inner ( const BVHStackEntry & e,
const BVHStackEntry & e0,
const BVHStackEntry & e1 )
protected

Definition at line 174 of file bvh2.cpp.

References BVHNode::bounds, e, BVHStackEntry::encodeIdx(), BVHNode::get_aligned_space(), BVHStackEntry::node, pack_unaligned_node(), and BVHNode::visibility.

Referenced by pack_inner().

◆ pack_unaligned_node()

void BVH2::pack_unaligned_node ( const int idx,
const Transform & aligned_space0,
const Transform & aligned_space1,
const BoundBox & b0,
const BoundBox & b1,
int c0,
int c1,
uint visibility0,
uint visibility1 )
protected

Definition at line 189 of file bvh2.cpp.

References __float4_as_int4(), assert, BVH_UNALIGNED_NODE_SIZE, BVHUnaligned::compute_node_transform(), data, make_int4(), pack, PATH_RAY_NODE_UNALIGNED, Transform::x, Transform::y, and Transform::z.

Referenced by pack_unaligned_inner(), and refit_node().

◆ refit()

void BVH2::refit ( Progress & progress)

Definition at line 78 of file bvh2.cpp.

References Progress::get_cancel(), pack_primitives(), refit_nodes(), and Progress::set_substatus().

Referenced by Device::build_bvh().

◆ refit_node()

void BVH2::refit_node ( const int idx,
bool leaf,
BoundBox & bbox,
uint & visibility )
protected

Definition at line 302 of file bvh2.cpp.

References assert, BVH_NODE_LEAF_SIZE, BVH_NODE_SIZE, data, BoundBox::empty, BoundBox::grow(), pack, pack_aligned_node(), pack_unaligned_node(), PATH_RAY_NODE_UNALIGNED, refit_node(), refit_primitives(), transform_identity(), int4::w, int4::x, int4::y, and int4::z.

Referenced by refit_node(), and refit_nodes().

◆ refit_nodes()

void BVH2::refit_nodes ( )
protected

Definition at line 293 of file bvh2.cpp.

References assert, BoundBox::empty, pack, BVH::params, and refit_node().

Referenced by refit().

◆ refit_primitives()

void BVH2::refit_primitives ( const int start,
const int end,
BoundBox & bbox,
uint & visibility )
protected

Definition at line 354 of file bvh2.cpp.

References ATTR_STD_MOTION_VERTEX_POSITION, Geometry::attributes, Object::bounds, Hair::Curve::bounds_grow(), Mesh::Triangle::bounds_grow(), PointCloud::Point::bounds_grow(), Attribute::data_float3(), AttributeSet::find(), Hair::get_curve(), PointCloud::get_point(), Mesh::get_triangle(), BoundBox::grow(), i, BVH::objects, pack, BVH::params, Geometry::prim_offset, PRIMITIVE_CURVE, PRIMITIVE_POINT, PRIMITIVE_UNPACK_SEGMENT, and Object::visibility_for_tracing().

Referenced by refit_node().

◆ widen_children_nodes()

unique_ptr< BVHNode > BVH2::widen_children_nodes ( unique_ptr< BVHNode > && root)
protectedvirtual

Definition at line 91 of file bvh2.cpp.

Referenced by build().

Member Data Documentation

◆ pack

PackedBVH BVH2::pack

Definition at line 47 of file bvh2.h.

Referenced by build(), pack_aligned_node(), pack_instances(), pack_leaf(), pack_nodes(), pack_primitives(), pack_unaligned_node(), refit_node(), refit_nodes(), and refit_primitives().

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