diff options
Diffstat (limited to 'intern/cycles/kernel/bvh/shadow_all.h')
| -rw-r--r-- | intern/cycles/kernel/bvh/shadow_all.h | 47 |
1 files changed, 38 insertions, 9 deletions
diff --git a/intern/cycles/kernel/bvh/shadow_all.h b/intern/cycles/kernel/bvh/shadow_all.h index e86fe867eac..db3c91569aa 100644 --- a/intern/cycles/kernel/bvh/shadow_all.h +++ b/intern/cycles/kernel/bvh/shadow_all.h @@ -49,6 +49,7 @@ 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; uint num_hits = 0; @@ -59,12 +60,12 @@ ccl_device_inline /* Max distance in world space. May be dynamically reduced when max number of * recorded hits is exceeded and we no longer need to find hits beyond the max * distance found. */ - float t_max_world = ray->t; + float t_max_world = ray->tmax; /* Current maximum distance to the intersection. * Is calculated as a ray length, transformed to an object space when entering * instance node. */ - float t_max_current = ray->t; + float t_max_current = ray->tmax; /* Conversion from world to local space for the current instance if any, 1.0 * otherwise. */ @@ -88,6 +89,7 @@ ccl_device_inline dir, #endif idir, + tmin, t_max_current, node_addr, visibility, @@ -156,8 +158,16 @@ ccl_device_inline switch (type & PRIMITIVE_ALL) { case PRIMITIVE_TRIANGLE: { - hit = triangle_intersect( - kg, &isect, P, dir, t_max_current, visibility, prim_object, prim, prim_addr); + hit = triangle_intersect(kg, + &isect, + P, + dir, + tmin, + t_max_current, + visibility, + prim_object, + prim, + prim_addr); break; } #if BVH_FEATURE(BVH_MOTION) @@ -166,6 +176,7 @@ ccl_device_inline &isect, P, dir, + tmin, t_max_current, ray->time, visibility, @@ -189,8 +200,16 @@ ccl_device_inline } const int curve_type = kernel_data_fetch(prim_type, prim_addr); - hit = curve_intersect( - kg, &isect, P, dir, t_max_current, prim_object, prim, ray->time, curve_type); + hit = curve_intersect(kg, + &isect, + P, + dir, + tmin, + t_max_current, + prim_object, + prim, + ray->time, + curve_type); break; } @@ -207,8 +226,16 @@ ccl_device_inline } const int point_type = kernel_data_fetch(prim_type, prim_addr); - hit = point_intersect( - kg, &isect, P, dir, t_max_current, prim_object, prim, ray->time, point_type); + hit = point_intersect(kg, + &isect, + P, + dir, + tmin, + t_max_current, + prim_object, + prim, + ray->time, + point_type); break; } #endif /* BVH_FEATURE(BVH_POINTCLOUD) */ @@ -302,6 +329,7 @@ ccl_device_inline /* Convert intersection to object space. */ t_max_current *= t_world_to_instance; + tmin *= t_world_to_instance; ++stack_ptr; kernel_assert(stack_ptr < BVH_STACK_SIZE); @@ -323,7 +351,8 @@ ccl_device_inline #endif /* Restore world space ray length. */ - t_max_current = ray->t; + tmin = ray->tmin; + t_max_current = ray->tmax; object = OBJECT_NONE; t_world_to_instance = 1.0f; |