128 lines
4.4 KiB
C++
128 lines
4.4 KiB
C++
// Copyright 2009-2021 Intel Corporation
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
#pragma once
|
|
|
|
#include "object.h"
|
|
#include "../common/ray.h"
|
|
|
|
namespace embree
|
|
{
|
|
namespace isa
|
|
{
|
|
template<bool mblur>
|
|
struct ObjectIntersector1
|
|
{
|
|
typedef Object Primitive;
|
|
|
|
static const bool validIntersectorK = false;
|
|
|
|
struct Precalculations {
|
|
__forceinline Precalculations() {}
|
|
__forceinline Precalculations (const Ray& ray, const void *ptr) {}
|
|
};
|
|
|
|
static __forceinline void intersect(const Precalculations& pre, RayHit& ray, IntersectContext* context, const Primitive& prim)
|
|
{
|
|
AccelSet* accel = (AccelSet*) context->scene->get(prim.geomID());
|
|
|
|
/* perform ray mask test */
|
|
#if defined(EMBREE_RAY_MASK)
|
|
if ((ray.mask & accel->mask) == 0)
|
|
return;
|
|
#endif
|
|
|
|
accel->intersect(ray,prim.geomID(),prim.primID(),context,reportIntersection1);
|
|
}
|
|
|
|
static __forceinline bool occluded(const Precalculations& pre, Ray& ray, IntersectContext* context, const Primitive& prim)
|
|
{
|
|
AccelSet* accel = (AccelSet*) context->scene->get(prim.geomID());
|
|
/* perform ray mask test */
|
|
#if defined(EMBREE_RAY_MASK)
|
|
if ((ray.mask & accel->mask) == 0)
|
|
return false;
|
|
#endif
|
|
|
|
accel->occluded(ray,prim.geomID(),prim.primID(),context,&reportOcclusion1);
|
|
return ray.tfar < 0.0f;
|
|
}
|
|
|
|
static __forceinline bool pointQuery(PointQuery* query, PointQueryContext* context, const Primitive& prim)
|
|
{
|
|
AccelSet* accel = (AccelSet*)context->scene->get(prim.geomID());
|
|
context->geomID = prim.geomID();
|
|
context->primID = prim.primID();
|
|
return accel->pointQuery(query, context);
|
|
}
|
|
|
|
template<int K>
|
|
static __forceinline void intersectK(const vbool<K>& valid, /* PrecalculationsK& pre, */ RayHitK<K>& ray, IntersectContext* context, const Primitive* prim, size_t num, size_t& lazy_node)
|
|
{
|
|
assert(false);
|
|
}
|
|
|
|
template<int K>
|
|
static __forceinline vbool<K> occludedK(const vbool<K>& valid, /* PrecalculationsK& pre, */ RayK<K>& ray, IntersectContext* context, const Primitive* prim, size_t num, size_t& lazy_node)
|
|
{
|
|
assert(false);
|
|
return valid;
|
|
}
|
|
};
|
|
|
|
template<int K, bool mblur>
|
|
struct ObjectIntersectorK
|
|
{
|
|
typedef Object Primitive;
|
|
|
|
struct Precalculations {
|
|
__forceinline Precalculations (const vbool<K>& valid, const RayK<K>& ray) {}
|
|
};
|
|
|
|
static __forceinline void intersect(const vbool<K>& valid_i, const Precalculations& pre, RayHitK<K>& ray, IntersectContext* context, const Primitive& prim)
|
|
{
|
|
vbool<K> valid = valid_i;
|
|
AccelSet* accel = (AccelSet*) context->scene->get(prim.geomID());
|
|
|
|
/* perform ray mask test */
|
|
#if defined(EMBREE_RAY_MASK)
|
|
valid &= (ray.mask & accel->mask) != 0;
|
|
if (none(valid)) return;
|
|
#endif
|
|
accel->intersect(valid,ray,prim.geomID(),prim.primID(),context,&reportIntersection1);
|
|
}
|
|
|
|
static __forceinline vbool<K> occluded(const vbool<K>& valid_i, const Precalculations& pre, RayK<K>& ray, IntersectContext* context, const Primitive& prim)
|
|
{
|
|
vbool<K> valid = valid_i;
|
|
AccelSet* accel = (AccelSet*) context->scene->get(prim.geomID());
|
|
|
|
/* perform ray mask test */
|
|
#if defined(EMBREE_RAY_MASK)
|
|
valid &= (ray.mask & accel->mask) != 0;
|
|
if (none(valid)) return false;
|
|
#endif
|
|
accel->occluded(valid,ray,prim.geomID(),prim.primID(),context,&reportOcclusion1);
|
|
return ray.tfar < 0.0f;
|
|
}
|
|
|
|
static __forceinline void intersect(Precalculations& pre, RayHitK<K>& ray, size_t k, IntersectContext* context, const Primitive& prim) {
|
|
intersect(vbool<K>(1<<int(k)),pre,ray,context,prim);
|
|
}
|
|
|
|
static __forceinline bool occluded(Precalculations& pre, RayK<K>& ray, size_t k, IntersectContext* context, const Primitive& prim) {
|
|
occluded(vbool<K>(1<<int(k)),pre,ray,context,prim);
|
|
return ray.tfar[k] < 0.0f;
|
|
}
|
|
};
|
|
|
|
typedef ObjectIntersectorK<4,false> ObjectIntersector4;
|
|
typedef ObjectIntersectorK<8,false> ObjectIntersector8;
|
|
typedef ObjectIntersectorK<16,false> ObjectIntersector16;
|
|
|
|
typedef ObjectIntersectorK<4,true> ObjectIntersector4MB;
|
|
typedef ObjectIntersectorK<8,true> ObjectIntersector8MB;
|
|
typedef ObjectIntersectorK<16,true> ObjectIntersector16MB;
|
|
}
|
|
}
|