diff options
Diffstat (limited to 'intern/cycles/kernel/bvh/volume.h')
| -rw-r--r-- | intern/cycles/kernel/bvh/volume.h | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/intern/cycles/kernel/bvh/volume.h b/intern/cycles/kernel/bvh/volume.h index 9715712a8f2..bd4e508ecac 100644 --- a/intern/cycles/kernel/bvh/volume.h +++ b/intern/cycles/kernel/bvh/volume.h @@ -46,13 +46,14 @@ ccl_device_inline float3 P = ray->P; float3 dir = bvh_clamp_direction(ray->D); float3 idir = bvh_inverse_direction(dir); + float tmin = ray->tmin; int object = OBJECT_NONE; #if BVH_FEATURE(BVH_MOTION) Transform ob_itfm; #endif - isect->t = ray->t; + isect->t = ray->tmax; isect->u = 0.0f; isect->v = 0.0f; isect->prim = PRIM_NONE; @@ -73,6 +74,7 @@ ccl_device_inline dir, #endif idir, + tmin, isect->t, node_addr, visibility, @@ -140,7 +142,7 @@ ccl_device_inline continue; } triangle_intersect( - kg, isect, P, dir, isect->t, visibility, prim_object, prim, prim_addr); + kg, isect, P, dir, tmin, isect->t, visibility, prim_object, prim, prim_addr); } break; } @@ -165,6 +167,7 @@ ccl_device_inline isect, P, dir, + tmin, isect->t, ray->time, visibility, @@ -186,11 +189,15 @@ ccl_device_inline int object_flag = kernel_data_fetch(object_flag, object); if (object_flag & SD_OBJECT_HAS_VOLUME) { #if BVH_FEATURE(BVH_MOTION) - isect->t *= bvh_instance_motion_push(kg, object, ray, &P, &dir, &idir, &ob_itfm); + const float t_world_to_instance = bvh_instance_motion_push( + kg, object, ray, &P, &dir, &idir, &ob_itfm); #else - isect->t *= bvh_instance_push(kg, object, ray, &P, &dir, &idir); + const float t_world_to_instance = bvh_instance_push(kg, object, ray, &P, &dir, &idir); #endif + isect->t *= t_world_to_instance; + tmin *= t_world_to_instance; + ++stack_ptr; kernel_assert(stack_ptr < BVH_STACK_SIZE); traversal_stack[stack_ptr] = ENTRYPOINT_SENTINEL; @@ -217,6 +224,8 @@ ccl_device_inline isect->t = bvh_instance_pop(kg, object, ray, &P, &dir, &idir, isect->t); #endif + tmin = ray->tmin; + object = OBJECT_NONE; node_addr = traversal_stack[stack_ptr]; --stack_ptr; |