diff options
author | Sergey Sharybin <sergey.vfx@gmail.com> | 2017-04-24 22:47:17 +0300 |
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committer | Sergey Sharybin <sergey.vfx@gmail.com> | 2017-04-24 22:48:01 +0300 |
commit | d8661ee2d5e76ef012b356eda93ea1a9ed8af325 (patch) | |
tree | 04dd8d63e780faccbdc38503bd762441592ba2c1 /intern/cycles/kernel/kernel_path_branched.h | |
parent | 69a216d343d4be1a57cfe9e885f06f6bb7404fd4 (diff) |
Cycles: Remove re-hashing done in BPT volume code
Since 9d50175 this is no longer needed, at least not with the current
sampler we are using.
Diffstat (limited to 'intern/cycles/kernel/kernel_path_branched.h')
-rw-r--r-- | intern/cycles/kernel/kernel_path_branched.h | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/intern/cycles/kernel/kernel_path_branched.h b/intern/cycles/kernel/kernel_path_branched.h index 36fd6c95fe7..085eb42325d 100644 --- a/intern/cycles/kernel/kernel_path_branched.h +++ b/intern/cycles/kernel/kernel_path_branched.h @@ -337,11 +337,6 @@ ccl_device float4 kernel_branched_path_integrate(KernelGlobals *kg, RNG *rng, in float num_samples_inv = 1.0f/num_samples; for(int j = 0; j < num_samples; j++) { - /* workaround to fix correlation bug in T38710, can find better solution - * in random number generator later, for now this is done here to not impact - * performance of rendering without volumes */ - RNG tmp_rng = cmj_hash(*rng, state.rng_offset); - PathState ps = state; Ray pray = ray; float3 tp = throughput; @@ -352,8 +347,8 @@ ccl_device float4 kernel_branched_path_integrate(KernelGlobals *kg, RNG *rng, in /* scatter sample. if we use distance sampling and take just one * sample for direct and indirect light, we could share this * computation, but makes code a bit complex */ - float rphase = path_state_rng_1D_for_decision(kg, &tmp_rng, &ps, PRNG_PHASE); - float rscatter = path_state_rng_1D_for_decision(kg, &tmp_rng, &ps, PRNG_SCATTER_DISTANCE); + float rphase = path_state_rng_1D_for_decision(kg, rng, &ps, PRNG_PHASE); + float rscatter = path_state_rng_1D_for_decision(kg, rng, &ps, PRNG_SCATTER_DISTANCE); VolumeIntegrateResult result = kernel_volume_decoupled_scatter(kg, &ps, &pray, &sd, &tp, rphase, rscatter, &volume_segment, NULL, false); |