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Fix Cycles CPU performance regression after recent change for intersections size 

This struct is much bigger now, and does not actually need to be fully zero
initialized.
This commit is contained in:
Brecht Van Lommel 2021-09-29 19:20:11 +02:00
parent 22c61e8060
commit 19785cb022
1 changed files with 10 additions and 4 deletions
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14
intern/cycles/integrator/path_trace_work_cpu.cpp
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@ -19,6 +19,8 @@
#include "device/cpu/kernel.h"
#include "device/device.h"
#include "kernel/kernel_path_state.h"
#include "integrator/pass_accessor_cpu.h"
#include "render/buffers.h"
@ -116,13 +118,17 @@ void PathTraceWorkCPU::render_samples_full_pipeline(KernelGlobals *kernel_global
const KernelWorkTile &work_tile,
const int samples_num)
{
const bool has_shadow_catcher = device_scene_->data.integrator.has_shadow_catcher;
const bool has_bake = device_scene_->data.bake.use;
IntegratorStateCPU integrator_states[2] = {};
IntegratorStateCPU integrator_states[2];
IntegratorStateCPU *state = &integrator_states[0];
IntegratorStateCPU *shadow_catcher_state = &integrator_states[1];
IntegratorStateCPU *shadow_catcher_state = nullptr;
if (device_scene_->data.integrator.has_shadow_catcher) {
shadow_catcher_state = &integrator_states[1];
path_state_init_queues(kernel_globals, shadow_catcher_state);
}
KernelWorkTile sample_work_tile = work_tile;
float *render_buffer = buffers_->buffer.data();
@ -147,7 +153,7 @@ void PathTraceWorkCPU::render_samples_full_pipeline(KernelGlobals *kernel_global
kernels_.integrator_megakernel(kernel_globals, state, render_buffer);
if (has_shadow_catcher) {
if (shadow_catcher_state) {
kernels_.integrator_megakernel(kernel_globals, shadow_catcher_state, render_buffer);
}