xim/cocos_lib
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

no message

Browse Source
This commit is contained in:
gem
2025-02-18 15:21:31 +08:00
commit 2d133e56d7
1980 changed files with 465595 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
cocos/base/job-system/job-system-tbb/TBBJobGraph.cpp Normal file
View File

@@ -0,0 +1,46 @@
/****************************************************************************
Copyright (c) 2020-2023 Xiamen Yaji Software Co., Ltd.
http://www.cocos.com
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#include "TBBJobGraph.h"
namespace cc {
void TBBJobGraph::makeEdge(uint32_t j1, uint32_t j2) noexcept {
if (j1 & PARALLEL_JOB_FLAG) {
j1 = _parallelJobs[j1 & PARALLEL_JOB_MASK].successor;
}
if (j2 & PARALLEL_JOB_FLAG) {
j2 = _parallelJobs[j2 & PARALLEL_JOB_MASK].predecessor;
}
tbb::flow::make_edge(_nodes[j1], _nodes[j2]);
}
void TBBJobGraph::run() noexcept {
_nodes.front().try_put(tbb::flow::continue_msg());
_pending = true;
}
} // namespace cc

107
cocos/base/job-system/job-system-tbb/TBBJobGraph.h Normal file
View File

@@ -0,0 +1,107 @@
/****************************************************************************
Copyright (c) 2020-2023 Xiamen Yaji Software Co., Ltd.
http://www.cocos.com
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#pragma once
#include <tbb/flow_graph.h>
#include "base/std/container/deque.h"
#include "base/std/container/vector.h"
namespace cc {
using TBBJobToken = tbb::flow::continue_msg;
class TBBJobSystem;
class TBBJobGraph final {
public:
explicit TBBJobGraph(TBBJobSystem *system) noexcept {
_nodes.emplace_back(_graph, [](TBBJobToken t) {});
}
template <typename Function>
uint32_t createJob(Function &&func) noexcept;
template <typename Function>
uint32_t createForEachIndexJob(uint32_t begin, uint32_t end, uint32_t step, Function &&func) noexcept;
void makeEdge(uint32_t j1, uint32_t j2) noexcept;
void run() noexcept;
inline void waitForAll() {
if (_pending) {
_graph.wait_for_all();
_pending = false;
}
}
private:
static constexpr uint32_t PARALLEL_JOB_FLAG = 1u << 20;
static constexpr uint32_t PARALLEL_JOB_MASK = ~PARALLEL_JOB_FLAG;
tbb::flow::graph _graph;
using TBBJobNode = tbb::flow::continue_node<tbb::flow::continue_msg>;
ccstd::deque<TBBJobNode> _nodes; // existing nodes cannot be invalidated
struct TBBParallelJob {
uint32_t predecessor = 0u;
uint32_t successor = 0u;
};
ccstd::vector<TBBParallelJob> _parallelJobs;
bool _pending = false;
};
template <typename Function>
uint32_t TBBJobGraph::createJob(Function &&func) noexcept {
_nodes.emplace_back(_graph, func);
tbb::flow::make_edge(_nodes.front(), _nodes.back());
return static_cast<uint32_t>(_nodes.size() - 1u);
}
template <typename Function>
uint32_t TBBJobGraph::createForEachIndexJob(uint32_t begin, uint32_t end, uint32_t step, Function &&func) noexcept {
_nodes.emplace_back(_graph, [](TBBJobToken t) {});
auto predecessorIdx = static_cast<uint32_t>(_nodes.size() - 1u);
TBBJobNode &predecessor = _nodes.back();
tbb::flow::make_edge(_nodes.front(), predecessor);
_nodes.emplace_back(_graph, [](TBBJobToken t) {});
auto successorIdx = static_cast<uint32_t>(_nodes.size() - 1u);
TBBJobNode &successor = _nodes.back();
for (uint32_t i = begin; i < end; i += step) {
_nodes.emplace_back(_graph, [i, &func](TBBJobToken t) { func(i); });
tbb::flow::make_edge(predecessor, _nodes.back());
tbb::flow::make_edge(_nodes.back(), successor);
}
_parallelJobs.push_back({predecessorIdx, successorIdx});
return static_cast<uint32_t>((_parallelJobs.size() - 1u)) | PARALLEL_JOB_FLAG;
}
} // namespace cc

40
cocos/base/job-system/job-system-tbb/TBBJobSystem.cpp Normal file
View File

@@ -0,0 +1,40 @@
/****************************************************************************
Copyright (c) 2020-2023 Xiamen Yaji Software Co., Ltd.
http://www.cocos.com
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#include "base/Log.h"
#include "TBBJobGraph.h"
#include "TBBJobSystem.h"
namespace cc {
TBBJobSystem *TBBJobSystem::_instance = nullptr;
TBBJobSystem::TBBJobSystem(uint32_t threadCount) noexcept
: _control(tbb::global_control::max_allowed_parallelism, threadCount),
_threadCount(threadCount) {
CC_LOG_INFO("TBB Job system initialized: %d worker threads", threadCount);
}
} // namespace cc

61
cocos/base/job-system/job-system-tbb/TBBJobSystem.h Normal file
View File

@@ -0,0 +1,61 @@
/****************************************************************************
Copyright (c) 2020-2023 Xiamen Yaji Software Co., Ltd.
http://www.cocos.com
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#pragma once
#include <algorithm>
#include <thread>
#include "base/memory/Memory.h"
#include "tbb/global_control.h"
namespace cc {
class TBBJobGraph;
class TBBJobSystem final {
public:
static TBBJobSystem *getInstance() {
if (!_instance) {
_instance = ccnew TBBJobSystem;
}
return _instance;
}
static void destroyInstance() {
CC_SAFE_DELETE(_instance);
}
TBBJobSystem() noexcept : TBBJobSystem(std::max(2u, std::thread::hardware_concurrency() - 2u)) {}
explicit TBBJobSystem(uint32_t threadCount) noexcept;
inline uint32_t threadCount() { return _threadCount; }
private:
static TBBJobSystem *_instance;
tbb::global_control _control;
uint32_t _threadCount{0u};
};
} // namespace cc