diff options
Diffstat (limited to 'intern/cycles/kernel/integrator/intersect_volume_stack.h')
| -rw-r--r-- | intern/cycles/kernel/integrator/intersect_volume_stack.h | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/intern/cycles/kernel/integrator/intersect_volume_stack.h b/intern/cycles/kernel/integrator/intersect_volume_stack.h index 49ef01dc870..c2490581e4d 100644 --- a/intern/cycles/kernel/integrator/intersect_volume_stack.h +++ b/intern/cycles/kernel/integrator/intersect_volume_stack.h @@ -5,7 +5,6 @@ #include "kernel/bvh/bvh.h" #include "kernel/geom/geom.h" -#include "kernel/integrator/shader_eval.h" #include "kernel/integrator/volume_stack.h" CCL_NAMESPACE_BEGIN @@ -24,7 +23,8 @@ ccl_device void integrator_volume_stack_update_for_subsurface(KernelGlobals kg, Ray volume_ray ccl_optional_struct_init; volume_ray.P = from_P; - volume_ray.D = normalize_len(to_P - from_P, &volume_ray.t); + volume_ray.D = normalize_len(to_P - from_P, &volume_ray.tmax); + volume_ray.tmin = 0.0f; volume_ray.self.object = INTEGRATOR_STATE(state, isect, object); volume_ray.self.prim = INTEGRATOR_STATE(state, isect, prim); volume_ray.self.light_object = OBJECT_NONE; @@ -37,8 +37,7 @@ ccl_device void integrator_volume_stack_update_for_subsurface(KernelGlobals kg, #ifdef __VOLUME_RECORD_ALL__ Intersection hits[2 * MAX_VOLUME_STACK_SIZE + 1]; - uint num_hits = scene_intersect_volume_all( - kg, &volume_ray, hits, 2 * volume_stack_size, visibility); + uint num_hits = scene_intersect_volume(kg, &volume_ray, hits, 2 * volume_stack_size, visibility); if (num_hits > 0) { Intersection *isect = hits; @@ -58,12 +57,9 @@ ccl_device void integrator_volume_stack_update_for_subsurface(KernelGlobals kg, volume_stack_enter_exit(kg, state, stack_sd); /* Move ray forward. */ - volume_ray.P = stack_sd->P; + volume_ray.tmin = intersection_t_offset(isect.t); volume_ray.self.object = isect.object; volume_ray.self.prim = isect.prim; - if (volume_ray.t != FLT_MAX) { - volume_ray.D = normalize_len(to_P - volume_ray.P, &volume_ray.t); - } ++step; } #endif @@ -82,7 +78,8 @@ ccl_device void integrator_volume_stack_init(KernelGlobals kg, IntegratorState s /* Trace ray in random direction. Any direction works, Z up is a guess to get the * fewest hits. */ volume_ray.D = make_float3(0.0f, 0.0f, 1.0f); - volume_ray.t = FLT_MAX; + volume_ray.tmin = 0.0f; + volume_ray.tmax = FLT_MAX; volume_ray.self.object = OBJECT_NONE; volume_ray.self.prim = PRIM_NONE; volume_ray.self.light_object = OBJECT_NONE; @@ -109,8 +106,7 @@ ccl_device void integrator_volume_stack_init(KernelGlobals kg, IntegratorState s #ifdef __VOLUME_RECORD_ALL__ Intersection hits[2 * MAX_VOLUME_STACK_SIZE + 1]; - uint num_hits = scene_intersect_volume_all( - kg, &volume_ray, hits, 2 * volume_stack_size, visibility); + uint num_hits = scene_intersect_volume(kg, &volume_ray, hits, 2 * volume_stack_size, visibility); if (num_hits > 0) { int enclosed_volumes[MAX_VOLUME_STACK_SIZE]; Intersection *isect = hits; @@ -199,7 +195,7 @@ ccl_device void integrator_volume_stack_init(KernelGlobals kg, IntegratorState s } /* Move ray forward. */ - volume_ray.P = stack_sd->P; + volume_ray.tmin = intersection_t_offset(isect.t); volume_ray.self.object = isect.object; volume_ray.self.prim = isect.prim; ++step; @@ -222,7 +218,9 @@ ccl_device void integrator_intersect_volume_stack(KernelGlobals kg, IntegratorSt } else { /* Volume stack init for camera rays, continue with intersection of camera ray. */ - INTEGRATOR_PATH_NEXT(DEVICE_KERNEL_INTEGRATOR_INTERSECT_VOLUME_STACK, + integrator_path_next(kg, + state, + DEVICE_KERNEL_INTEGRATOR_INTERSECT_VOLUME_STACK, DEVICE_KERNEL_INTEGRATOR_INTERSECT_CLOSEST); } } |