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authorBrecht Van Lommel <brechtvanlommel@gmail.com>2017-09-27 01:39:53 +0300
committerBrecht Van Lommel <brechtvanlommel@gmail.com>2017-10-04 22:11:14 +0300
commite3e16cecc4f080edbbd14e4bf1cfc580c5957d62 (patch)
tree5b9da903526442acb10b48d2ccee5686a00a1017 /intern/cycles/kernel/kernels/cuda
parent5b7d6ea54b2fc35b8b12c667f5bf9a1c9c46d5c2 (diff)
Code refactor: remove rng_state buffer and compute hash on the fly.
A little faster on some benchmark scenes, a little slower on others, seems about performance neutral on average and saves a little memory.
Diffstat (limited to 'intern/cycles/kernel/kernels/cuda')
-rw-r--r--intern/cycles/kernel/kernels/cuda/kernel.cu4
-rw-r--r--intern/cycles/kernel/kernels/cuda/kernel_split.cu2
2 files changed, 2 insertions, 4 deletions
diff --git a/intern/cycles/kernel/kernels/cuda/kernel.cu b/intern/cycles/kernel/kernels/cuda/kernel.cu
index 4d100634421..799cd587fcf 100644
--- a/intern/cycles/kernel/kernels/cuda/kernel.cu
+++ b/intern/cycles/kernel/kernels/cuda/kernel.cu
@@ -42,7 +42,7 @@ kernel_cuda_path_trace(WorkTile *tile, uint total_work_size)
get_work_pixel(tile, work_index, &x, &y, &sample);
KernelGlobals kg;
- kernel_path_trace(&kg, tile->buffer, tile->rng_state, sample, x, y, tile->offset, tile->stride);
+ kernel_path_trace(&kg, tile->buffer, sample, x, y, tile->offset, tile->stride);
}
}
@@ -58,7 +58,7 @@ kernel_cuda_branched_path_trace(WorkTile *tile, uint total_work_size)
get_work_pixel(tile, work_index, &x, &y, &sample);
KernelGlobals kg;
- kernel_branched_path_trace(&kg, tile->buffer, tile->rng_state, sample, x, y, tile->offset, tile->stride);
+ kernel_branched_path_trace(&kg, tile->buffer, sample, x, y, tile->offset, tile->stride);
}
}
#endif
diff --git a/intern/cycles/kernel/kernels/cuda/kernel_split.cu b/intern/cycles/kernel/kernels/cuda/kernel_split.cu
index e97e87285a5..43b3d0aa0e6 100644
--- a/intern/cycles/kernel/kernels/cuda/kernel_split.cu
+++ b/intern/cycles/kernel/kernels/cuda/kernel_split.cu
@@ -60,7 +60,6 @@ kernel_cuda_path_trace_data_init(
ccl_global void *split_data_buffer,
int num_elements,
ccl_global char *ray_state,
- ccl_global uint *rng_state,
int start_sample,
int end_sample,
int sx, int sy, int sw, int sh, int offset, int stride,
@@ -76,7 +75,6 @@ kernel_cuda_path_trace_data_init(
split_data_buffer,
num_elements,
ray_state,
- rng_state,
start_sample,
end_sample,
sx, sy, sw, sh, offset, stride,