b9ce231060
More information in this post: http://code.blender.org/ Thanks to all contributes for giving their permission!
75 lines
1.5 KiB
C++
75 lines
1.5 KiB
C++
/*
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* Copyright 2011-2013 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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#ifndef __UTIL_THREAD_H__
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#define __UTIL_THREAD_H__
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#include <boost/thread.hpp>
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#include <pthread.h>
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#include <queue>
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#include "util_function.h"
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CCL_NAMESPACE_BEGIN
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/* use boost for mutexes */
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typedef boost::mutex thread_mutex;
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typedef boost::mutex::scoped_lock thread_scoped_lock;
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typedef boost::condition_variable thread_condition_variable;
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/* own pthread based implementation, to avoid boost version conflicts with
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* dynamically loaded blender plugins */
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class thread {
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public:
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thread(boost::function<void(void)> run_cb_)
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{
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joined = false;
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run_cb = run_cb_;
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pthread_create(&pthread_id, NULL, run, (void*)this);
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}
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~thread()
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{
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if(!joined)
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join();
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}
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static void *run(void *arg)
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{
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((thread*)arg)->run_cb();
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return NULL;
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}
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bool join()
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{
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joined = true;
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return pthread_join(pthread_id, NULL) == 0;
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}
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protected:
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boost::function<void(void)> run_cb;
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pthread_t pthread_id;
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bool joined;
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};
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CCL_NAMESPACE_END
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#endif /* __UTIL_THREAD_H__ */
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