forked from bartvdbraak/blender
e12c08e8d1
Apply clang format as proposed in T53211. For details on usage and instructions for migrating branches without conflicts, see: https://wiki.blender.org/wiki/Tools/ClangFormat
73 lines
1.7 KiB
C++
73 lines
1.7 KiB
C++
/*
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* Copyright 2011-2016 Blender Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "util/util_thread.h"
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#include "util/util_system.h"
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#include "util/util_windows.h"
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CCL_NAMESPACE_BEGIN
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thread::thread(function<void()> run_cb, int node) : run_cb_(run_cb), joined_(false), node_(node)
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{
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#ifdef __APPLE__
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/* Set the stack size to 2MB to match Linux. The default 512KB on macOS is
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* too small for Embree, and consistent stack size also makes things more
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* predictable in general. */
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pthread_attr_t attribute;
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pthread_attr_init(&attribute);
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pthread_attr_setstacksize(&attribute, 1024 * 1024 * 2);
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pthread_create(&pthread_id, &attribute, run, (void *)this);
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#else
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std_thread = std::thread(&thread::run, this);
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#endif
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}
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thread::~thread()
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{
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if (!joined_) {
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join();
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}
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}
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void *thread::run(void *arg)
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{
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thread *self = (thread *)(arg);
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if (self->node_ != -1) {
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system_cpu_run_thread_on_node(self->node_);
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}
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self->run_cb_();
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return NULL;
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}
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bool thread::join()
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{
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joined_ = true;
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#ifdef __APPLE__
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return pthread_join(pthread_id, NULL) == 0;
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#else
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try {
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std_thread.join();
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return true;
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}
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catch (const std::system_error &) {
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return false;
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}
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#endif
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}
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CCL_NAMESPACE_END
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