diff options
Diffstat (limited to 'intern/cycles/kernel/kernel_shadow.h')
| -rw-r--r-- | intern/cycles/kernel/kernel_shadow.h | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/intern/cycles/kernel/kernel_shadow.h b/intern/cycles/kernel/kernel_shadow.h index db2fc84834a..95b57404a77 100644 --- a/intern/cycles/kernel/kernel_shadow.h +++ b/intern/cycles/kernel/kernel_shadow.h @@ -125,14 +125,14 @@ ccl_device_inline bool shadow_blocked(KernelGlobals *kg, ShaderData *shadow_sd, /* stop if all light is blocked */ if(is_zero(throughput)) { - /* free dynamic storage */ return true; } /* move ray forward */ ray->P = shadow_sd->P; - if(ray->t != FLT_MAX) + if(ray->t != FLT_MAX) { ray->D = normalize_len(Pend - ray->P, &ray->t); + } #ifdef __VOLUME__ /* exit/enter volume */ @@ -234,8 +234,9 @@ ccl_device_noinline bool shadow_blocked(KernelGlobals *kg, return false; } - if(!shader_transparent_shadow(kg, isect)) + if(!shader_transparent_shadow(kg, isect)) { return true; + } #ifdef __VOLUME__ /* attenuation between last surface and next surface */ @@ -258,13 +259,16 @@ ccl_device_noinline bool shadow_blocked(KernelGlobals *kg, throughput *= shader_bsdf_transparency(kg, shadow_sd); } - if(is_zero(throughput)) + /* stop if all light is blocked */ + if(is_zero(throughput)) { return true; + } /* move ray forward */ ray->P = ray_offset(ccl_fetch(shadow_sd, P), -ccl_fetch(shadow_sd, Ng)); - if(ray->t != FLT_MAX) + if(ray->t != FLT_MAX) { ray->D = normalize_len(Pend - ray->P, &ray->t); + } #ifdef __VOLUME__ /* exit/enter volume */ |