diff options
| author | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2017-11-01 23:02:28 +0300 |
|---|---|---|
| committer | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2017-11-05 22:48:33 +0300 |
| commit | 8a72be7697f8fbfc8cb6cc9f3df049104e41d4a6 (patch) | |
| tree | c8997adcc23053eb6b4cfb7f499581644b23f61e /intern/cycles/kernel/kernel_volume.h | |
| parent | c571be4e05788b8d3447a0bfe59942ebb4464750 (diff) | |
Cycles: reduce closure memory usage for emission/shadow shader data.
With a Titan Xp, reduces path trace local memory from 1092MB to 840MB.
Benchmark performance was within 1% with both RX 480 and Titan Xp.
Original patch was implemented by Sergey.
Differential Revision: https://developer.blender.org/D2249
Diffstat (limited to 'intern/cycles/kernel/kernel_volume.h')
| -rw-r--r-- | intern/cycles/kernel/kernel_volume.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/intern/cycles/kernel/kernel_volume.h b/intern/cycles/kernel/kernel_volume.h index 89af16aa9be..fb3c5437275 100644 --- a/intern/cycles/kernel/kernel_volume.h +++ b/intern/cycles/kernel/kernel_volume.h @@ -43,7 +43,7 @@ ccl_device_inline bool volume_shader_extinction_sample(KernelGlobals *kg, float3 *extinction) { sd->P = P; - shader_eval_volume(kg, sd, state, state->volume_stack, PATH_RAY_SHADOW); + shader_eval_volume(kg, sd, state, state->volume_stack, PATH_RAY_SHADOW, 0); if(sd->flag & SD_EXTINCTION) { *extinction = sd->closure_transparent_extinction; @@ -62,7 +62,7 @@ ccl_device_inline bool volume_shader_sample(KernelGlobals *kg, VolumeShaderCoefficients *coeff) { sd->P = P; - shader_eval_volume(kg, sd, state, state->volume_stack, state->flag); + shader_eval_volume(kg, sd, state, state->volume_stack, state->flag, MAX_CLOSURE); if(!(sd->flag & (SD_EXTINCTION|SD_SCATTER|SD_EMISSION))) return false; |