diff options
| author | Brecht Van Lommel <brechtvanlommel@pandora.be> | 2012-06-07 03:27:38 +0400 |
|---|---|---|
| committer | Brecht Van Lommel <brechtvanlommel@pandora.be> | 2012-06-07 03:27:38 +0400 |
| commit | 5ebc88266e71249e664e994e081627c926faf89e (patch) | |
| tree | 8842dd530ead055ce8d3d33f90c3784a52525889 /intern/cycles/kernel/kernel_light.h | |
| parent | 46945d805f21ea0c338317050e35296d0b1afdd4 (diff) | |
Cycles: small code fix for disabled code.
Diffstat (limited to 'intern/cycles/kernel/kernel_light.h')
| -rw-r--r-- | intern/cycles/kernel/kernel_light.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/intern/cycles/kernel/kernel_light.h b/intern/cycles/kernel/kernel_light.h index a056cd71bb1..2bc5a882ce5 100644 --- a/intern/cycles/kernel/kernel_light.h +++ b/intern/cycles/kernel/kernel_light.h @@ -391,6 +391,10 @@ __device float light_sample_pdf(KernelGlobals *kg, LightSample *ls, float3 I, fl __device void light_select(KernelGlobals *kg, int index, float randu, float randv, float3 P, LightSample *ls, float *pdf) { regular_light_sample(kg, index, randu, randv, P, ls, pdf); + + /* compute incoming direction and distance */ + if(ls->t != FLT_MAX) + ls->D = normalize_len(ls->P - P, &ls->t); } __device float light_select_pdf(KernelGlobals *kg, LightSample *ls, float3 I, float t) |