bvh_packet_traversal.cpp File Reference

This file implements packet traversal over the BVH PBRT implementation. More...

#include "bvh_pbrt.h"

Go to the source code of this file.

Classes
struct	StackNode

Macros
#define	BVH_RANGED_TRAVERSAL
#define	MAX_TODOS   64

Functions
static unsigned int	getFirstHit (const RAYPACKET &aRayPacket, const BBOX_3D &aBBox, unsigned int ia, HITINFO_PACKET *aHitInfoPacket)
static unsigned int	getLastHit (const RAYPACKET &aRayPacket, const BBOX_3D &aBBox, unsigned int ia, HITINFO_PACKET *aHitInfoPacket)

Detailed Description

This file implements packet traversal over the BVH PBRT implementation.

Definition in file bvh_packet_traversal.cpp.

Macro Definition Documentation

BVH_RANGED_TRAVERSAL

#define BVH_RANGED_TRAVERSAL

Definition at line 33 of file bvh_packet_traversal.cpp.

MAX_TODOS

#define MAX_TODOS   64

Definition at line 37 of file bvh_packet_traversal.cpp.

Referenced by BVH_PBRT::Intersect(), BVH_PBRT::Intersect(), BVH_PBRT::Intersect(), and BVH_PBRT::IntersectP().

Function Documentation

getFirstHit()

static unsigned int getFirstHit ( const RAYPACKET & aRayPacket, const BBOX_3D & aBBox, unsigned int ia, HITINFO_PACKET * aHitInfoPacket )

inlinestatic

Definition at line 47 of file bvh_packet_traversal.cpp.

References BBOX_3D::Intersect(), FRUSTUM::Intersect(), RAYPACKET::m_Frustum, HITINFO_PACKET::m_HitInfo, RAYPACKET::m_ray, HITINFO::m_tHit, and RAYPACKET_RAYS_PER_PACKET.

Referenced by BVH_PBRT::Intersect().

getLastHit()

static unsigned int getLastHit ( const RAYPACKET & aRayPacket, const BBOX_3D & aBBox, unsigned int ia, HITINFO_PACKET * aHitInfoPacket )

inlinestatic

Definition at line 72 of file bvh_packet_traversal.cpp.

References BBOX_3D::Intersect(), HITINFO_PACKET::m_HitInfo, RAYPACKET::m_ray, HITINFO::m_tHit, and RAYPACKET_RAYS_PER_PACKET.

Referenced by BVH_PBRT::Intersect().