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| author | Hristo Gueorguiev <prem.nirved@gmail.com> | 2017-05-03 16:30:45 +0300 |
|---|---|---|
| committer | Hristo Gueorguiev <prem.nirved@gmail.com> | 2017-05-03 16:30:45 +0300 |
| commit | 6bf4115c13962c99d1cdc97f2be92c4922f3fd33 (patch) | |
| tree | 569c512a242caf2ea4465f2eef561933ed937a2f /intern/cycles/kernel/kernels/cpu/kernel_cpu.h | |
| parent | 6f9c839f444f92c4b0c336a6f5e31cb9660d7dbc (diff) | |
Cycles: Split kernel - sort shaders
Reduce thread divergence in kernel_shader_eval.
Rays are sorted in blocks of 2048 according to shader->id.
On R9 290 Classroom is ~30% faster, and Pabellon Barcelone is ~8% faster.
No sorting for CUDA split kernel.
Reviewers: sergey, maiself
Reviewed By: maiself
Differential Revision: https://developer.blender.org/D2598
Diffstat (limited to 'intern/cycles/kernel/kernels/cpu/kernel_cpu.h')
| -rw-r--r-- | intern/cycles/kernel/kernels/cpu/kernel_cpu.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/intern/cycles/kernel/kernels/cpu/kernel_cpu.h b/intern/cycles/kernel/kernels/cpu/kernel_cpu.h index 896b80d783e..39c9a9cf33c 100644 --- a/intern/cycles/kernel/kernels/cpu/kernel_cpu.h +++ b/intern/cycles/kernel/kernels/cpu/kernel_cpu.h @@ -77,6 +77,8 @@ DECLARE_SPLIT_KERNEL_FUNCTION(lamp_emission) DECLARE_SPLIT_KERNEL_FUNCTION(do_volume) DECLARE_SPLIT_KERNEL_FUNCTION(queue_enqueue) DECLARE_SPLIT_KERNEL_FUNCTION(indirect_background) +DECLARE_SPLIT_KERNEL_FUNCTION(shader_setup) +DECLARE_SPLIT_KERNEL_FUNCTION(shader_sort) DECLARE_SPLIT_KERNEL_FUNCTION(shader_eval) DECLARE_SPLIT_KERNEL_FUNCTION(holdout_emission_blurring_pathtermination_ao) DECLARE_SPLIT_KERNEL_FUNCTION(subsurface_scatter) |