diff options
| author | Hristo Gueorguiev <prem.nirved@gmail.com> | 2017-05-05 13:57:01 +0300 |
|---|---|---|
| committer | Hristo Gueorguiev <prem.nirved@gmail.com> | 2017-05-05 14:00:43 +0300 |
| commit | f3c34832420b28ddf73d500f27864f0258629857 (patch) | |
| tree | e6cbaf0ab3f6bb8dfa98647dc2de7838b3607d77 /intern/cycles/kernel/kernel_subsurface.h | |
| parent | 5b6838129f022102518b7cd8cabec3823c3749a8 (diff) | |
Cycles: Workaround for AMD GPU OpenCL compiler
Fix for SSS in BPT.
Diffstat (limited to 'intern/cycles/kernel/kernel_subsurface.h')
| -rw-r--r-- | intern/cycles/kernel/kernel_subsurface.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/intern/cycles/kernel/kernel_subsurface.h b/intern/cycles/kernel/kernel_subsurface.h index 274713addc2..1026cde7b29 100644 --- a/intern/cycles/kernel/kernel_subsurface.h +++ b/intern/cycles/kernel/kernel_subsurface.h @@ -479,6 +479,10 @@ ccl_device void subsurface_scatter_step(KernelGlobals *kg, ShaderData *sd, ccl_g if(ss_isect.num_hits > 0) { float3 origP = sd->P; + /* Workaround for AMD GPU OpenCL compiler. Most probably cache bypass issue. */ +#if defined(__SPLIT_KERNEL__) && defined(__KERNEL_OPENCL_AMD__) && defined(__KERNEL_GPU__) + kernel_split_params.dummy_sd_flag = sd->flag; +#endif /* setup new shading point */ shader_setup_from_subsurface(kg, sd, &ss_isect.hits[0], &ray); |