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Differential D819 Diff 2697 intern/cycles/kernel/geom/geom_bvh_shadow.h

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intern/cycles/kernel/geom/geom_bvh_shadow.h

Show First 20 Lines • Show All 75 Lines • ▼ Show 20 Lines#if defined(__KERNEL_SSE2__)
Psplat[1] = ssef(P.y); Psplat[1] = ssef(P.y);
Psplat[2] = ssef(P.z); Psplat[2] = ssef(P.z);
ssef tsplat(0.0f, 0.0f, -isect_t, -isect_t); ssef tsplat(0.0f, 0.0f, -isect_t, -isect_t);
gen_idirsplat_swap(pn, shuf_identity, shuf_swap, idir, idirsplat, shufflexyz); gen_idirsplat_swap(pn, shuf_identity, shuf_swap, idir, idirsplat, shufflexyz);
#endif #endif
IsectPrecalc isect_precalc;
triangle_intersect_precalc(dir, &isect_precalc);
/* traversal loop */ /* traversal loop */
do { do {
do { do {
/* traverse internal nodes */ /* traverse internal nodes */
while(nodeAddr >= 0 && nodeAddr != ENTRYPOINT_SENTINEL) { while(nodeAddr >= 0 && nodeAddr != ENTRYPOINT_SENTINEL) {
bool traverseChild0, traverseChild1; bool traverseChild0, traverseChild1;
int nodeAddrChild1; int nodeAddrChild1;
▲ Show 20 Lines • Show All 117 Lines • ▼ Show 20 Lines#endif
uint type = kernel_tex_fetch(__prim_type, primAddr); uint type = kernel_tex_fetch(__prim_type, primAddr);
/* todo: specialized intersect functions which don't fill in /* todo: specialized intersect functions which don't fill in
* isect unless needed and check SD_HAS_TRANSPARENT_SHADOW? * isect unless needed and check SD_HAS_TRANSPARENT_SHADOW?
* might give a few % performance improvement */ * might give a few % performance improvement */
switch(type & PRIMITIVE_ALL) { switch(type & PRIMITIVE_ALL) {
case PRIMITIVE_TRIANGLE: { case PRIMITIVE_TRIANGLE: {
hit = triangle_intersect(kg, isect_array, P, dir, PATH_RAY_SHADOW, object, primAddr); hit = triangle_intersect(kg, &isect_precalc, isect_array, P, dir, PATH_RAY_SHADOW, object, primAddr);
break; break;
} }
#if FEATURE(BVH_MOTION) #if FEATURE(BVH_MOTION)
case PRIMITIVE_MOTION_TRIANGLE: { case PRIMITIVE_MOTION_TRIANGLE: {
hit = motion_triangle_intersect(kg, isect_array, P, dir, ray->time, PATH_RAY_SHADOW, object, primAddr); hit = motion_triangle_intersect(kg, isect_array, P, dir, ray->time, PATH_RAY_SHADOW, object, primAddr);
break; break;
} }
#endif #endif
▲ Show 20 Lines • Show All 64 Lines • ▼ Show 20 Lines#if FEATURE(BVH_INSTANCING)
object = kernel_tex_fetch(__prim_object, -primAddr-1); object = kernel_tex_fetch(__prim_object, -primAddr-1);
#if FEATURE(BVH_MOTION) #if FEATURE(BVH_MOTION)
bvh_instance_motion_push(kg, object, ray, &P, &dir, &idir, &isect_t, &ob_tfm); bvh_instance_motion_push(kg, object, ray, &P, &dir, &idir, &isect_t, &ob_tfm);
#else #else
bvh_instance_push(kg, object, ray, &P, &dir, &idir, &isect_t); bvh_instance_push(kg, object, ray, &P, &dir, &idir, &isect_t);
#endif #endif
triangle_intersect_precalc(dir, &isect_precalc);
num_hits_in_instance = 0; num_hits_in_instance = 0;
#if defined(__KERNEL_SSE2__) #if defined(__KERNEL_SSE2__)
Psplat[0] = ssef(P.x); Psplat[0] = ssef(P.x);
Psplat[1] = ssef(P.y); Psplat[1] = ssef(P.y);
Psplat[2] = ssef(P.z); Psplat[2] = ssef(P.z);
isect_array->t = isect_t; isect_array->t = isect_t;
Show All 19 Lines if(stackPtr >= 0) {
float t_fac; float t_fac;
#if FEATURE(BVH_MOTION) #if FEATURE(BVH_MOTION)
bvh_instance_motion_pop_factor(kg, object, ray, &P, &dir, &idir, &t_fac, &ob_tfm); bvh_instance_motion_pop_factor(kg, object, ray, &P, &dir, &idir, &t_fac, &ob_tfm);
#else #else
bvh_instance_pop_factor(kg, object, ray, &P, &dir, &idir, &t_fac); bvh_instance_pop_factor(kg, object, ray, &P, &dir, &idir, &t_fac);
#endif #endif
triangle_intersect_precalc(dir, &isect_precalc);
/* scale isect->t to adjust for instancing */ /* scale isect->t to adjust for instancing */
for(int i = 0; i < num_hits_in_instance; i++) for(int i = 0; i < num_hits_in_instance; i++)
(isect_array-i-1)->t *= t_fac; (isect_array-i-1)->t *= t_fac;
} }
else { else {
float ignore_t = FLT_MAX; float ignore_t = FLT_MAX;
#if FEATURE(BVH_MOTION) #if FEATURE(BVH_MOTION)
bvh_instance_motion_pop(kg, object, ray, &P, &dir, &idir, &ignore_t, &ob_tfm); bvh_instance_motion_pop(kg, object, ray, &P, &dir, &idir, &ignore_t, &ob_tfm);
#else #else
bvh_instance_pop(kg, object, ray, &P, &dir, &idir, &ignore_t); bvh_instance_pop(kg, object, ray, &P, &dir, &idir, &ignore_t);
#endif #endif
triangle_intersect_precalc(dir, &isect_precalc);
} }
#if defined(__KERNEL_SSE2__) #if defined(__KERNEL_SSE2__)
Psplat[0] = ssef(P.x); Psplat[0] = ssef(P.x);
Psplat[1] = ssef(P.y); Psplat[1] = ssef(P.y);
Psplat[2] = ssef(P.z); Psplat[2] = ssef(P.z);
isect_t = tmax; isect_t = tmax;
Show All 20 Lines