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godot/thirdparty/embree/kernels/geometry/linei.h
jfons 767e374dce Upgrade Embree to the latest official release. 
Since Embree v3.13.0 supports AARCH64, switch back to the
official repo instead of using Embree-aarch64.

`thirdparty/embree/patches/godot-changes.patch` should now contain
an accurate diff of the changes done to the library.
2021-05-21 17:00:24 +02:00

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// Copyright 2009-2021 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include "primitive.h"
namespace embree
{
template<int M>
struct LineMi
{
/* Virtual interface to query information about the line segment type */
struct Type : public PrimitiveType
{
const char* name() const;
size_t sizeActive(const char* This) const;
size_t sizeTotal(const char* This) const;
size_t getBytes(const char* This) const;
};
static Type type;
public:
/* primitive supports multiple time segments */
static const bool singleTimeSegment = false;
/* Returns maximum number of stored line segments */
static __forceinline size_t max_size() { return M; }
/* Returns required number of primitive blocks for N line segments */
static __forceinline size_t blocks(size_t N) { return (N+max_size()-1)/max_size(); }
/* Returns required number of bytes for N line segments */
static __forceinline size_t bytes(size_t N) { return blocks(N)*sizeof(LineMi); }
public:
/* Default constructor */
__forceinline LineMi() { }
/* Construction from vertices and IDs */
__forceinline LineMi(const vuint<M>& v0, unsigned short leftExists, unsigned short rightExists, const vuint<M>& geomIDs, const vuint<M>& primIDs, Geometry::GType gtype)
: gtype((unsigned char)gtype), m((unsigned char)popcnt(vuint<M>(primIDs) != vuint<M>(-1))), sharedGeomID(geomIDs[0]), leftExists (leftExists), rightExists(rightExists), v0(v0), primIDs(primIDs)
{
assert(all(vuint<M>(geomID()) == geomIDs));
}
/* Returns a mask that tells which line segments are valid */
__forceinline vbool<M> valid() const { return primIDs != vuint<M>(-1); }
/* Returns if the specified line segment is valid */
__forceinline bool valid(const size_t i) const { assert(i<M); return primIDs[i] != -1; }
/* Returns the number of stored line segments */
__forceinline size_t size() const { return bsf(~movemask(valid())); }
/* Returns the geometry IDs */
//template<class T>
//static __forceinline T unmask(T &index) { return index & 0x3fffffff; }
__forceinline unsigned int geomID(unsigned int i = 0) const { return sharedGeomID; }
//__forceinline vuint<M> geomID() { return unmask(geomIDs); }
//__forceinline const vuint<M> geomID() const { return unmask(geomIDs); }
//__forceinline unsigned int geomID(const size_t i) const { assert(i<M); return unmask(geomIDs[i]); }
/* Returns the primitive IDs */
__forceinline vuint<M>& primID() { return primIDs; }
__forceinline const vuint<M>& primID() const { return primIDs; }
__forceinline unsigned int primID(const size_t i) const { assert(i<M); return primIDs[i]; }
/* gather the line segments */
__forceinline void gather(Vec4vf<M>& p0,
Vec4vf<M>& p1,
const LineSegments* geom) const;
__forceinline void gatheri(Vec4vf<M>& p0,
Vec4vf<M>& p1,
const LineSegments* geom,
const int itime) const;
__forceinline void gather(Vec4vf<M>& p0,
Vec4vf<M>& p1,
const LineSegments* geom,
float time) const;
/* gather the line segments with lateral info */
__forceinline void gather(Vec4vf<M>& p0,
Vec4vf<M>& p1,
Vec4vf<M>& pL,
Vec4vf<M>& pR,
const LineSegments* geom) const;
__forceinline void gatheri(Vec4vf<M>& p0,
Vec4vf<M>& p1,
Vec4vf<M>& pL,
Vec4vf<M>& pR,
const LineSegments* geom,
const int itime) const;
__forceinline void gather(Vec4vf<M>& p0,
Vec4vf<M>& p1,
Vec4vf<M>& pL,
Vec4vf<M>& pR,
const LineSegments* geom,
float time) const;
__forceinline void gather(Vec4vf<M>& p0,
Vec4vf<M>& p1,
vbool<M>& cL,
vbool<M>& cR,
const LineSegments* geom) const;
__forceinline void gatheri(Vec4vf<M>& p0,
Vec4vf<M>& p1,
vbool<M>& cL,
vbool<M>& cR,
const LineSegments* geom,
const int itime) const;
__forceinline void gather(Vec4vf<M>& p0,
Vec4vf<M>& p1,
vbool<M>& cL,
vbool<M>& cR,
const LineSegments* geom,
float time) const;
/* Calculate the bounds of the line segments */
__forceinline const BBox3fa bounds(const Scene* scene, size_t itime = 0) const
{
BBox3fa bounds = empty;
for (size_t i=0; i<M && valid(i); i++)
{
const LineSegments* geom = scene->get<LineSegments>(geomID(i));
const Vec3ff& p0 = geom->vertex(v0[i]+0,itime);
const Vec3ff& p1 = geom->vertex(v0[i]+1,itime);
BBox3fa b = merge(BBox3fa(p0),BBox3fa(p1));
b = enlarge(b,Vec3fa(max(p0.w,p1.w)));
bounds.extend(b);
}
return bounds;
}
/* Calculate the linear bounds of the primitive */
__forceinline LBBox3fa linearBounds(const Scene* scene, size_t itime) {
return LBBox3fa(bounds(scene,itime+0), bounds(scene,itime+1));
}
__forceinline LBBox3fa linearBounds(const Scene *const scene, size_t itime, size_t numTimeSteps) {
LBBox3fa allBounds = empty;
for (size_t i=0; i<M && valid(i); i++)
{
const LineSegments* geom = scene->get<LineSegments>(geomID(i));
allBounds.extend(geom->linearBounds(primID(i), itime, numTimeSteps));
}
return allBounds;
}
__forceinline LBBox3fa linearBounds(const Scene *const scene, const BBox1f time_range)
{
LBBox3fa allBounds = empty;
for (size_t i=0; i<M && valid(i); i++)
{
const LineSegments* geom = scene->get<LineSegments>(geomID((unsigned int)i));
allBounds.extend(geom->linearBounds(primID(i), time_range));
}
return allBounds;
}
/* Fill line segment from line segment list */
template<typename PrimRefT>
__forceinline void fill(const PrimRefT* prims, size_t& begin, size_t end, Scene* scene)
{
Geometry::GType gty = scene->get(prims[begin].geomID())->getType();
vuint<M> geomID, primID;
vuint<M> v0;
unsigned short leftExists = 0;
unsigned short rightExists = 0;
const PrimRefT* prim = &prims[begin];
for (size_t i=0; i<M; i++)
{
const LineSegments* geom = scene->get<LineSegments>(prim->geomID());
if (begin<end) {
geomID[i] = prim->geomID();
primID[i] = prim->primID();
v0[i] = geom->segment(prim->primID());
leftExists |= geom->segmentLeftExists(primID[i]) << i;
rightExists |= geom->segmentRightExists(primID[i]) << i;
begin++;
} else {
assert(i);
if (i>0) {
geomID[i] = geomID[i-1];
primID[i] = -1;
v0[i] = v0[i-1];
}
}
if (begin<end) prim = &prims[begin]; // FIXME: remove this line
}
new (this) LineMi(v0,leftExists,rightExists,geomID,primID,gty); // FIXME: use non temporal store
}
template<typename BVH, typename Allocator>
__forceinline static typename BVH::NodeRef createLeaf (BVH* bvh, const PrimRef* prims, const range<size_t>& set, const Allocator& alloc)
{
size_t start = set.begin();
size_t items = LineMi::blocks(set.size());
size_t numbytes = LineMi::bytes(set.size());
LineMi* accel = (LineMi*) alloc.malloc1(numbytes,M*sizeof(float));
for (size_t i=0; i<items; i++) {
accel[i].fill(prims,start,set.end(),bvh->scene);
}
return bvh->encodeLeaf((char*)accel,items);
};
__forceinline LBBox3fa fillMB(const PrimRef* prims, size_t& begin, size_t end, Scene* scene, size_t itime)
{
fill(prims,begin,end,scene);
return linearBounds(scene,itime);
}
__forceinline LBBox3fa fillMB(const PrimRefMB* prims, size_t& begin, size_t end, Scene* scene, const BBox1f time_range)
{
fill(prims,begin,end,scene);
return linearBounds(scene,time_range);
}
template<typename BVH, typename SetMB, typename Allocator>
__forceinline static typename BVH::NodeRecordMB4D createLeafMB(BVH* bvh, const SetMB& prims, const Allocator& alloc)
{
size_t start = prims.begin();
size_t end = prims.end();
size_t items = LineMi::blocks(prims.size());
size_t numbytes = LineMi::bytes(prims.size());
LineMi* accel = (LineMi*) alloc.malloc1(numbytes,M*sizeof(float));
const typename BVH::NodeRef node = bvh->encodeLeaf((char*)accel,items);
LBBox3fa bounds = empty;
for (size_t i=0; i<items; i++)
bounds.extend(accel[i].fillMB(prims.prims->data(),start,end,bvh->scene,prims.time_range));
return typename BVH::NodeRecordMB4D(node,bounds,prims.time_range);
};
/* Updates the primitive */
__forceinline BBox3fa update(LineSegments* geom)
{
BBox3fa bounds = empty;
for (size_t i=0; i<M && valid(i); i++)
{
const Vec3ff& p0 = geom->vertex(v0[i]+0);
const Vec3ff& p1 = geom->vertex(v0[i]+1);
BBox3fa b = merge(BBox3fa(p0),BBox3fa(p1));
b = enlarge(b,Vec3fa(max(p0.w,p1.w)));
bounds.extend(b);
}
return bounds;
}
/*! output operator */
friend __forceinline embree_ostream operator<<(embree_ostream cout, const LineMi& line) {
return cout << "Line" << M << "i {" << line.v0 << ", " << line.geomID() << ", " << line.primID() << "}";
}
public:
unsigned char gtype;
unsigned char m;
unsigned int sharedGeomID;
unsigned short leftExists, rightExists;
vuint<M> v0; // index of start vertex
private:
vuint<M> primIDs; // primitive ID
};
template<>
__forceinline void LineMi<4>::gather(Vec4vf4& p0,
Vec4vf4& p1,
const LineSegments* geom) const
{
const vfloat4 a0 = vfloat4::loadu(geom->vertexPtr(v0[0]));
const vfloat4 a1 = vfloat4::loadu(geom->vertexPtr(v0[1]));
const vfloat4 a2 = vfloat4::loadu(geom->vertexPtr(v0[2]));
const vfloat4 a3 = vfloat4::loadu(geom->vertexPtr(v0[3]));
transpose(a0,a1,a2,a3,p0.x,p0.y,p0.z,p0.w);
const vfloat4 b0 = vfloat4::loadu(geom->vertexPtr(v0[0]+1));
const vfloat4 b1 = vfloat4::loadu(geom->vertexPtr(v0[1]+1));
const vfloat4 b2 = vfloat4::loadu(geom->vertexPtr(v0[2]+1));
const vfloat4 b3 = vfloat4::loadu(geom->vertexPtr(v0[3]+1));
transpose(b0,b1,b2,b3,p1.x,p1.y,p1.z,p1.w);
}
template<>
__forceinline void LineMi<4>::gatheri(Vec4vf4& p0,
Vec4vf4& p1,
const LineSegments* geom,
const int itime) const
{
const vfloat4 a0 = vfloat4::loadu(geom->vertexPtr(v0[0],itime));
const vfloat4 a1 = vfloat4::loadu(geom->vertexPtr(v0[1],itime));
const vfloat4 a2 = vfloat4::loadu(geom->vertexPtr(v0[2],itime));
const vfloat4 a3 = vfloat4::loadu(geom->vertexPtr(v0[3],itime));
transpose(a0,a1,a2,a3,p0.x,p0.y,p0.z,p0.w);
const vfloat4 b0 = vfloat4::loadu(geom->vertexPtr(v0[0]+1,itime));
const vfloat4 b1 = vfloat4::loadu(geom->vertexPtr(v0[1]+1,itime));
const vfloat4 b2 = vfloat4::loadu(geom->vertexPtr(v0[2]+1,itime));
const vfloat4 b3 = vfloat4::loadu(geom->vertexPtr(v0[3]+1,itime));
transpose(b0,b1,b2,b3,p1.x,p1.y,p1.z,p1.w);
}
template<>
__forceinline void LineMi<4>::gather(Vec4vf4& p0,
Vec4vf4& p1,
const LineSegments* geom,
float time) const
{
float ftime;
const int itime = geom->timeSegment(time, ftime);
Vec4vf4 a0,a1;
gatheri(a0,a1,geom,itime);
Vec4vf4 b0,b1;
gatheri(b0,b1,geom,itime+1);
p0 = lerp(a0,b0,vfloat4(ftime));
p1 = lerp(a1,b1,vfloat4(ftime));
}
template<>
__forceinline void LineMi<4>::gather(Vec4vf4& p0,
Vec4vf4& p1,
vbool4& cL,
vbool4& cR,
const LineSegments* geom) const
{
gather(p0,p1,geom);
cL = !vbool4(leftExists);
cR = !vbool4(rightExists);
}
template<>
__forceinline void LineMi<4>::gatheri(Vec4vf4& p0,
Vec4vf4& p1,
vbool4& cL,
vbool4& cR,
const LineSegments* geom,
const int itime) const
{
gatheri(p0,p1,geom,itime);
cL = !vbool4(leftExists);
cR = !vbool4(rightExists);
}
template<>
__forceinline void LineMi<4>::gather(Vec4vf4& p0,
Vec4vf4& p1,
vbool4& cL,
vbool4& cR,
const LineSegments* geom,
float time) const
{
float ftime;
const int itime = geom->timeSegment(time, ftime);
Vec4vf4 a0,a1;
gatheri(a0,a1,geom,itime);
Vec4vf4 b0,b1;
gatheri(b0,b1,geom,itime+1);
p0 = lerp(a0,b0,vfloat4(ftime));
p1 = lerp(a1,b1,vfloat4(ftime));
cL = !vbool4(leftExists);
cR = !vbool4(rightExists);
}
template<>
__forceinline void LineMi<4>::gather(Vec4vf4& p0,
Vec4vf4& p1,
Vec4vf4& pL,
Vec4vf4& pR,
const LineSegments* geom) const
{
const vfloat4 a0 = vfloat4::loadu(geom->vertexPtr(v0[0]));
const vfloat4 a1 = vfloat4::loadu(geom->vertexPtr(v0[1]));
const vfloat4 a2 = vfloat4::loadu(geom->vertexPtr(v0[2]));
const vfloat4 a3 = vfloat4::loadu(geom->vertexPtr(v0[3]));
transpose(a0,a1,a2,a3,p0.x,p0.y,p0.z,p0.w);
const vfloat4 b0 = vfloat4::loadu(geom->vertexPtr(v0[0]+1));
const vfloat4 b1 = vfloat4::loadu(geom->vertexPtr(v0[1]+1));
const vfloat4 b2 = vfloat4::loadu(geom->vertexPtr(v0[2]+1));
const vfloat4 b3 = vfloat4::loadu(geom->vertexPtr(v0[3]+1));
transpose(b0,b1,b2,b3,p1.x,p1.y,p1.z,p1.w);
const vfloat4 l0 = (leftExists & (1<<0)) ? vfloat4::loadu(geom->vertexPtr(v0[0]-1)) : vfloat4(inf);
const vfloat4 l1 = (leftExists & (1<<1)) ? vfloat4::loadu(geom->vertexPtr(v0[1]-1)) : vfloat4(inf);
const vfloat4 l2 = (leftExists & (1<<2)) ? vfloat4::loadu(geom->vertexPtr(v0[2]-1)) : vfloat4(inf);
const vfloat4 l3 = (leftExists & (1<<3)) ? vfloat4::loadu(geom->vertexPtr(v0[3]-1)) : vfloat4(inf);
transpose(l0,l1,l2,l3,pL.x,pL.y,pL.z,pL.w);
const vfloat4 r0 = (rightExists & (1<<0)) ? vfloat4::loadu(geom->vertexPtr(v0[0]+2)) : vfloat4(inf);
const vfloat4 r1 = (rightExists & (1<<1)) ? vfloat4::loadu(geom->vertexPtr(v0[1]+2)) : vfloat4(inf);
const vfloat4 r2 = (rightExists & (1<<2)) ? vfloat4::loadu(geom->vertexPtr(v0[2]+2)) : vfloat4(inf);
const vfloat4 r3 = (rightExists & (1<<3)) ? vfloat4::loadu(geom->vertexPtr(v0[3]+2)) : vfloat4(inf);
transpose(r0,r1,r2,r3,pR.x,pR.y,pR.z,pR.w);
}
template<>
__forceinline void LineMi<4>::gatheri(Vec4vf4& p0,
Vec4vf4& p1,
Vec4vf4& pL,
Vec4vf4& pR,
const LineSegments* geom,
const int itime) const
{
const vfloat4 a0 = vfloat4::loadu(geom->vertexPtr(v0[0],itime));
const vfloat4 a1 = vfloat4::loadu(geom->vertexPtr(v0[1],itime));
const vfloat4 a2 = vfloat4::loadu(geom->vertexPtr(v0[2],itime));
const vfloat4 a3 = vfloat4::loadu(geom->vertexPtr(v0[3],itime));
transpose(a0,a1,a2,a3,p0.x,p0.y,p0.z,p0.w);
const vfloat4 b0 = vfloat4::loadu(geom->vertexPtr(v0[0]+1,itime));
const vfloat4 b1 = vfloat4::loadu(geom->vertexPtr(v0[1]+1,itime));
const vfloat4 b2 = vfloat4::loadu(geom->vertexPtr(v0[2]+1,itime));
const vfloat4 b3 = vfloat4::loadu(geom->vertexPtr(v0[3]+1,itime));
transpose(b0,b1,b2,b3,p1.x,p1.y,p1.z,p1.w);
const vfloat4 l0 = (leftExists & (1<<0)) ? vfloat4::loadu(geom->vertexPtr(v0[0]-1,itime)) : vfloat4(inf);
const vfloat4 l1 = (leftExists & (1<<1)) ? vfloat4::loadu(geom->vertexPtr(v0[1]-1,itime)) : vfloat4(inf);
const vfloat4 l2 = (leftExists & (1<<2)) ? vfloat4::loadu(geom->vertexPtr(v0[2]-1,itime)) : vfloat4(inf);
const vfloat4 l3 = (leftExists & (1<<3)) ? vfloat4::loadu(geom->vertexPtr(v0[3]-1,itime)) : vfloat4(inf);
transpose(l0,l1,l2,l3,pL.x,pL.y,pL.z,pL.w);
const vfloat4 r0 = (rightExists & (1<<0)) ? vfloat4::loadu(geom->vertexPtr(v0[0]+2,itime)) : vfloat4(inf);
const vfloat4 r1 = (rightExists & (1<<1)) ? vfloat4::loadu(geom->vertexPtr(v0[1]+2,itime)) : vfloat4(inf);
const vfloat4 r2 = (rightExists & (1<<2)) ? vfloat4::loadu(geom->vertexPtr(v0[2]+2,itime)) : vfloat4(inf);
const vfloat4 r3 = (rightExists & (1<<3)) ? vfloat4::loadu(geom->vertexPtr(v0[3]+2,itime)) : vfloat4(inf);
transpose(r0,r1,r2,r3,pR.x,pR.y,pR.z,pR.w);
}
template<>
__forceinline void LineMi<4>::gather(Vec4vf4& p0,
Vec4vf4& p1,
Vec4vf4& pL,
Vec4vf4& pR,
const LineSegments* geom,
float time) const
{
float ftime;
const int itime = geom->timeSegment(time, ftime);
Vec4vf4 a0,a1,aL,aR;
gatheri(a0,a1,aL,aR,geom,itime);
Vec4vf4 b0,b1,bL,bR;
gatheri(b0,b1,bL,bR,geom,itime+1);
p0 = lerp(a0,b0,vfloat4(ftime));
p1 = lerp(a1,b1,vfloat4(ftime));
pL = lerp(aL,bL,vfloat4(ftime));
pR = lerp(aR,bR,vfloat4(ftime));
}
#if defined(__AVX__)
template<>
__forceinline void LineMi<8>::gather(Vec4vf8& p0,
Vec4vf8& p1,
const LineSegments* geom) const
{
const vfloat4 a0 = vfloat4::loadu(geom->vertexPtr(v0[0]));
const vfloat4 a1 = vfloat4::loadu(geom->vertexPtr(v0[1]));
const vfloat4 a2 = vfloat4::loadu(geom->vertexPtr(v0[2]));
const vfloat4 a3 = vfloat4::loadu(geom->vertexPtr(v0[3]));
const vfloat4 a4 = vfloat4::loadu(geom->vertexPtr(v0[4]));
const vfloat4 a5 = vfloat4::loadu(geom->vertexPtr(v0[5]));
const vfloat4 a6 = vfloat4::loadu(geom->vertexPtr(v0[6]));
const vfloat4 a7 = vfloat4::loadu(geom->vertexPtr(v0[7]));
transpose(a0,a1,a2,a3,a4,a5,a6,a7,p0.x,p0.y,p0.z,p0.w);
const vfloat4 b0 = vfloat4::loadu(geom->vertexPtr(v0[0]+1));
const vfloat4 b1 = vfloat4::loadu(geom->vertexPtr(v0[1]+1));
const vfloat4 b2 = vfloat4::loadu(geom->vertexPtr(v0[2]+1));
const vfloat4 b3 = vfloat4::loadu(geom->vertexPtr(v0[3]+1));
const vfloat4 b4 = vfloat4::loadu(geom->vertexPtr(v0[4]+1));
const vfloat4 b5 = vfloat4::loadu(geom->vertexPtr(v0[5]+1));
const vfloat4 b6 = vfloat4::loadu(geom->vertexPtr(v0[6]+1));
const vfloat4 b7 = vfloat4::loadu(geom->vertexPtr(v0[7]+1));
transpose(b0,b1,b2,b3,b4,b5,b6,b7,p1.x,p1.y,p1.z,p1.w);
}
template<>
__forceinline void LineMi<8>::gatheri(Vec4vf8& p0,
Vec4vf8& p1,
const LineSegments* geom,
const int itime) const
{
const vfloat4 a0 = vfloat4::loadu(geom->vertexPtr(v0[0],itime));
const vfloat4 a1 = vfloat4::loadu(geom->vertexPtr(v0[1],itime));
const vfloat4 a2 = vfloat4::loadu(geom->vertexPtr(v0[2],itime));
const vfloat4 a3 = vfloat4::loadu(geom->vertexPtr(v0[3],itime));
const vfloat4 a4 = vfloat4::loadu(geom->vertexPtr(v0[4],itime));
const vfloat4 a5 = vfloat4::loadu(geom->vertexPtr(v0[5],itime));
const vfloat4 a6 = vfloat4::loadu(geom->vertexPtr(v0[6],itime));
const vfloat4 a7 = vfloat4::loadu(geom->vertexPtr(v0[7],itime));
transpose(a0,a1,a2,a3,a4,a5,a6,a7,p0.x,p0.y,p0.z,p0.w);
const vfloat4 b0 = vfloat4::loadu(geom->vertexPtr(v0[0]+1,itime));
const vfloat4 b1 = vfloat4::loadu(geom->vertexPtr(v0[1]+1,itime));
const vfloat4 b2 = vfloat4::loadu(geom->vertexPtr(v0[2]+1,itime));
const vfloat4 b3 = vfloat4::loadu(geom->vertexPtr(v0[3]+1,itime));
const vfloat4 b4 = vfloat4::loadu(geom->vertexPtr(v0[4]+1,itime));
const vfloat4 b5 = vfloat4::loadu(geom->vertexPtr(v0[5]+1,itime));
const vfloat4 b6 = vfloat4::loadu(geom->vertexPtr(v0[6]+1,itime));
const vfloat4 b7 = vfloat4::loadu(geom->vertexPtr(v0[7]+1,itime));
transpose(b0,b1,b2,b3,b4,b5,b6,b7,p1.x,p1.y,p1.z,p1.w);
}
template<>
__forceinline void LineMi<8>::gather(Vec4vf8& p0,
Vec4vf8& p1,
const LineSegments* geom,
float time) const
{
float ftime;
const int itime = geom->timeSegment(time, ftime);
Vec4vf8 a0,a1;
gatheri(a0,a1,geom,itime);
Vec4vf8 b0,b1;
gatheri(b0,b1,geom,itime+1);
p0 = lerp(a0,b0,vfloat8(ftime));
p1 = lerp(a1,b1,vfloat8(ftime));
}
template<>
__forceinline void LineMi<8>::gather(Vec4vf8& p0,
Vec4vf8& p1,
Vec4vf8& pL,
Vec4vf8& pR,
const LineSegments* geom) const
{
const vfloat4 a0 = vfloat4::loadu(geom->vertexPtr(v0[0]));
const vfloat4 a1 = vfloat4::loadu(geom->vertexPtr(v0[1]));
const vfloat4 a2 = vfloat4::loadu(geom->vertexPtr(v0[2]));
const vfloat4 a3 = vfloat4::loadu(geom->vertexPtr(v0[3]));
const vfloat4 a4 = vfloat4::loadu(geom->vertexPtr(v0[4]));
const vfloat4 a5 = vfloat4::loadu(geom->vertexPtr(v0[5]));
const vfloat4 a6 = vfloat4::loadu(geom->vertexPtr(v0[6]));
const vfloat4 a7 = vfloat4::loadu(geom->vertexPtr(v0[7]));
transpose(a0,a1,a2,a3,a4,a5,a6,a7,p0.x,p0.y,p0.z,p0.w);
const vfloat4 b0 = vfloat4::loadu(geom->vertexPtr(v0[0]+1));
const vfloat4 b1 = vfloat4::loadu(geom->vertexPtr(v0[1]+1));
const vfloat4 b2 = vfloat4::loadu(geom->vertexPtr(v0[2]+1));
const vfloat4 b3 = vfloat4::loadu(geom->vertexPtr(v0[3]+1));
const vfloat4 b4 = vfloat4::loadu(geom->vertexPtr(v0[4]+1));
const vfloat4 b5 = vfloat4::loadu(geom->vertexPtr(v0[5]+1));
const vfloat4 b6 = vfloat4::loadu(geom->vertexPtr(v0[6]+1));
const vfloat4 b7 = vfloat4::loadu(geom->vertexPtr(v0[7]+1));
transpose(b0,b1,b2,b3,b4,b5,b6,b7,p1.x,p1.y,p1.z,p1.w);
const vfloat4 l0 = (leftExists & (1<<0)) ? vfloat4::loadu(geom->vertexPtr(v0[0]-1)) : vfloat4(inf);
const vfloat4 l1 = (leftExists & (1<<1)) ? vfloat4::loadu(geom->vertexPtr(v0[1]-1)) : vfloat4(inf);
const vfloat4 l2 = (leftExists & (1<<2)) ? vfloat4::loadu(geom->vertexPtr(v0[2]-1)) : vfloat4(inf);
const vfloat4 l3 = (leftExists & (1<<3)) ? vfloat4::loadu(geom->vertexPtr(v0[3]-1)) : vfloat4(inf);
const vfloat4 l4 = (leftExists & (1<<4)) ? vfloat4::loadu(geom->vertexPtr(v0[4]-1)) : vfloat4(inf);
const vfloat4 l5 = (leftExists & (1<<5)) ? vfloat4::loadu(geom->vertexPtr(v0[5]-1)) : vfloat4(inf);
const vfloat4 l6 = (leftExists & (1<<6)) ? vfloat4::loadu(geom->vertexPtr(v0[6]-1)) : vfloat4(inf);
const vfloat4 l7 = (leftExists & (1<<7)) ? vfloat4::loadu(geom->vertexPtr(v0[7]-1)) : vfloat4(inf);
transpose(l0,l1,l2,l3,l4,l5,l6,l7,pL.x,pL.y,pL.z,pL.w);
const vfloat4 r0 = (rightExists & (1<<0)) ? vfloat4::loadu(geom->vertexPtr(v0[0]+2)) : vfloat4(inf);
const vfloat4 r1 = (rightExists & (1<<1)) ? vfloat4::loadu(geom->vertexPtr(v0[1]+2)) : vfloat4(inf);
const vfloat4 r2 = (rightExists & (1<<2)) ? vfloat4::loadu(geom->vertexPtr(v0[2]+2)) : vfloat4(inf);
const vfloat4 r3 = (rightExists & (1<<3)) ? vfloat4::loadu(geom->vertexPtr(v0[3]+2)) : vfloat4(inf);
const vfloat4 r4 = (rightExists & (1<<4)) ? vfloat4::loadu(geom->vertexPtr(v0[4]+2)) : vfloat4(inf);
const vfloat4 r5 = (rightExists & (1<<5)) ? vfloat4::loadu(geom->vertexPtr(v0[5]+2)) : vfloat4(inf);
const vfloat4 r6 = (rightExists & (1<<6)) ? vfloat4::loadu(geom->vertexPtr(v0[6]+2)) : vfloat4(inf);
const vfloat4 r7 = (rightExists & (1<<7)) ? vfloat4::loadu(geom->vertexPtr(v0[7]+2)) : vfloat4(inf);
transpose(r0,r1,r2,r3,r4,r5,r6,r7,pR.x,pR.y,pR.z,pR.w);
}
template<>
__forceinline void LineMi<8>::gatheri(Vec4vf8& p0,
Vec4vf8& p1,
Vec4vf8& pL,
Vec4vf8& pR,
const LineSegments* geom,
const int itime) const
{
const vfloat4 a0 = vfloat4::loadu(geom->vertexPtr(v0[0],itime));
const vfloat4 a1 = vfloat4::loadu(geom->vertexPtr(v0[1],itime));
const vfloat4 a2 = vfloat4::loadu(geom->vertexPtr(v0[2],itime));
const vfloat4 a3 = vfloat4::loadu(geom->vertexPtr(v0[3],itime));
const vfloat4 a4 = vfloat4::loadu(geom->vertexPtr(v0[4],itime));
const vfloat4 a5 = vfloat4::loadu(geom->vertexPtr(v0[5],itime));
const vfloat4 a6 = vfloat4::loadu(geom->vertexPtr(v0[6],itime));
const vfloat4 a7 = vfloat4::loadu(geom->vertexPtr(v0[7],itime));
transpose(a0,a1,a2,a3,a4,a5,a6,a7,p0.x,p0.y,p0.z,p0.w);
const vfloat4 b0 = vfloat4::loadu(geom->vertexPtr(v0[0]+1,itime));
const vfloat4 b1 = vfloat4::loadu(geom->vertexPtr(v0[1]+1,itime));
const vfloat4 b2 = vfloat4::loadu(geom->vertexPtr(v0[2]+1,itime));
const vfloat4 b3 = vfloat4::loadu(geom->vertexPtr(v0[3]+1,itime));
const vfloat4 b4 = vfloat4::loadu(geom->vertexPtr(v0[4]+1,itime));
const vfloat4 b5 = vfloat4::loadu(geom->vertexPtr(v0[5]+1,itime));
const vfloat4 b6 = vfloat4::loadu(geom->vertexPtr(v0[6]+1,itime));
const vfloat4 b7 = vfloat4::loadu(geom->vertexPtr(v0[7]+1,itime));
transpose(b0,b1,b2,b3,b4,b5,b6,b7,p1.x,p1.y,p1.z,p1.w);
const vfloat4 l0 = (leftExists & (1<<0)) ? vfloat4::loadu(geom->vertexPtr(v0[0]-1,itime)) : vfloat4(inf);
const vfloat4 l1 = (leftExists & (1<<1)) ? vfloat4::loadu(geom->vertexPtr(v0[1]-1,itime)) : vfloat4(inf);
const vfloat4 l2 = (leftExists & (1<<2)) ? vfloat4::loadu(geom->vertexPtr(v0[2]-1,itime)) : vfloat4(inf);
const vfloat4 l3 = (leftExists & (1<<3)) ? vfloat4::loadu(geom->vertexPtr(v0[3]-1,itime)) : vfloat4(inf);
const vfloat4 l4 = (leftExists & (1<<4)) ? vfloat4::loadu(geom->vertexPtr(v0[4]-1,itime)) : vfloat4(inf);
const vfloat4 l5 = (leftExists & (1<<5)) ? vfloat4::loadu(geom->vertexPtr(v0[5]-1,itime)) : vfloat4(inf);
const vfloat4 l6 = (leftExists & (1<<6)) ? vfloat4::loadu(geom->vertexPtr(v0[6]-1,itime)) : vfloat4(inf);
const vfloat4 l7 = (leftExists & (1<<7)) ? vfloat4::loadu(geom->vertexPtr(v0[7]-1,itime)) : vfloat4(inf);
transpose(l0,l1,l2,l3,l4,l5,l6,l7,pL.x,pL.y,pL.z,pL.w);
const vfloat4 r0 = (rightExists & (1<<0)) ? vfloat4::loadu(geom->vertexPtr(v0[0]+2,itime)) : vfloat4(inf);
const vfloat4 r1 = (rightExists & (1<<1)) ? vfloat4::loadu(geom->vertexPtr(v0[1]+2,itime)) : vfloat4(inf);
const vfloat4 r2 = (rightExists & (1<<2)) ? vfloat4::loadu(geom->vertexPtr(v0[2]+2,itime)) : vfloat4(inf);
const vfloat4 r3 = (rightExists & (1<<3)) ? vfloat4::loadu(geom->vertexPtr(v0[3]+2,itime)) : vfloat4(inf);
const vfloat4 r4 = (rightExists & (1<<4)) ? vfloat4::loadu(geom->vertexPtr(v0[4]+2,itime)) : vfloat4(inf);
const vfloat4 r5 = (rightExists & (1<<5)) ? vfloat4::loadu(geom->vertexPtr(v0[5]+2,itime)) : vfloat4(inf);
const vfloat4 r6 = (rightExists & (1<<6)) ? vfloat4::loadu(geom->vertexPtr(v0[6]+2,itime)) : vfloat4(inf);
const vfloat4 r7 = (rightExists & (1<<7)) ? vfloat4::loadu(geom->vertexPtr(v0[7]+2,itime)) : vfloat4(inf);
transpose(r0,r1,r2,r3,r4,r5,r6,r7,pR.x,pR.y,pR.z,pR.w);
}
template<>
__forceinline void LineMi<8>::gather(Vec4vf8& p0,
Vec4vf8& p1,
Vec4vf8& pL,
Vec4vf8& pR,
const LineSegments* geom,
float time) const
{
float ftime;
const int itime = geom->timeSegment(time, ftime);
Vec4vf8 a0,a1,aL,aR;
gatheri(a0,a1,aL,aR,geom,itime);
Vec4vf8 b0,b1,bL,bR;
gatheri(b0,b1,bL,bR,geom,itime+1);
p0 = lerp(a0,b0,vfloat8(ftime));
p1 = lerp(a1,b1,vfloat8(ftime));
pL = lerp(aL,bL,vfloat8(ftime));
pR = lerp(aR,bR,vfloat8(ftime));
}
template<>
__forceinline void LineMi<8>::gather(Vec4vf8& p0,
Vec4vf8& p1,
vbool8& cL,
vbool8& cR,
const LineSegments* geom) const
{
gather(p0,p1,geom);
cL = !vbool8(leftExists);
cR = !vbool8(rightExists);
}
template<>
__forceinline void LineMi<8>::gatheri(Vec4vf8& p0,
Vec4vf8& p1,
vbool8& cL,
vbool8& cR,
const LineSegments* geom,
const int itime) const
{
gatheri(p0,p1,geom,itime);
cL = !vbool8(leftExists);
cR = !vbool8(rightExists);
}
template<>
__forceinline void LineMi<8>::gather(Vec4vf8& p0,
Vec4vf8& p1,
vbool8& cL,
vbool8& cR,
const LineSegments* geom,
float time) const
{
float ftime;
const int itime = geom->timeSegment(time, ftime);
Vec4vf8 a0,a1;
gatheri(a0,a1,geom,itime);
Vec4vf8 b0,b1;
gatheri(b0,b1,geom,itime+1);
p0 = lerp(a0,b0,vfloat8(ftime));
p1 = lerp(a1,b1,vfloat8(ftime));
cL = !vbool8(leftExists);
cR = !vbool8(rightExists);
}
#endif
template<int M>
typename LineMi<M>::Type LineMi<M>::type;
typedef LineMi<4> Line4i;
typedef LineMi<8> Line8i;
}
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