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https://github.com/yse/easy_profiler.git
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259 lines
9.7 KiB
C++
259 lines
9.7 KiB
C++
/************************************************************************
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* file name : tree_widget_loader.h
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* ----------------- :
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* creation time : 2016/08/18
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* author : Victor Zarubkin
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* email : v.s.zarubkin@gmail.com
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* ----------------- :
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* description : The file contains declaration of TreeWidgetLoader which aim is
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* : to load EasyProfiler blocks hierarchy in separate thread.
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* ----------------- :
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* change log : * 2016/08/18 Victor Zarubkin: moved sources from blocks_tree_widget.h/.cpp
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* : and renamed Prof* to Easy*.
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* :
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* : *
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* ----------------- :
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* license : Lightweight profiler library for c++
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* : Copyright(C) 2016-2019 Sergey Yagovtsev, Victor Zarubkin
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* :
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* : Licensed under either of
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* : * MIT license (LICENSE.MIT or http://opensource.org/licenses/MIT)
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* : * Apache License, Version 2.0, (LICENSE.APACHE or http://www.apache.org/licenses/LICENSE-2.0)
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* : at your option.
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* :
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* : The MIT License
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* :
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* : Permission is hereby granted, free of charge, to any person obtaining a copy
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* : of this software and associated documentation files (the "Software"), to deal
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* : in the Software without restriction, including without limitation the rights
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* : to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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* : of the Software, and to permit persons to whom the Software is furnished
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* : to do so, subject to the following conditions:
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* :
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* : The above copyright notice and this permission notice shall be included in all
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* : copies or substantial portions of the Software.
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* :
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* : THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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* : INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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* : PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* : LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* : TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* : USE OR OTHER DEALINGS IN THE SOFTWARE.
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* :
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* : The Apache License, Version 2.0 (the "License")
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* :
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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 EASY_TREE_WIDGET_LOADER_H
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#define EASY_TREE_WIDGET_LOADER_H
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#include <stdlib.h>
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#include <vector>
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#include <atomic>
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#include <easy/reader.h>
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#include "common_types.h"
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#include "thread_pool_task.h"
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//////////////////////////////////////////////////////////////////////////
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class TreeWidgetItem;
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namespace loader {
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struct Stats
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{
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profiler::BlockStatistics stats;
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profiler_gui::DurationsCountMap durations;
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Stats(profiler::timestamp_t duration, profiler::block_index_t block_index, profiler::block_index_t parent_index)
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: stats(duration, block_index, parent_index)
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{
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durations[duration].count = 1;
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}
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};
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} // end of namespace loader.
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using Items = ::std::unordered_map<profiler::block_index_t, TreeWidgetItem*, ::estd::hash<profiler::block_index_t> >;
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using ThreadedItems = std::vector<std::pair<profiler::thread_id_t, TreeWidgetItem*> >;
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using RootsMap = std::unordered_map<profiler::thread_id_t, TreeWidgetItem*, estd::hash<profiler::thread_id_t> >;
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using IdItems = std::unordered_map<profiler::block_id_t, std::pair<TreeWidgetItem*, int>, estd::hash<profiler::block_index_t> >;
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using StatsMap = std::unordered_map<profiler::block_id_t, loader::Stats, estd::hash<profiler::block_id_t> >;
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//////////////////////////////////////////////////////////////////////////
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enum class TreeMode : uint8_t
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{
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Full,
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Plain,
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SelectedArea
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};
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//////////////////////////////////////////////////////////////////////////
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class TreeWidgetLoader Q_DECL_FINAL
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{
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ThreadedItems m_topLevelItems; ///<
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Items m_items; ///<
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ThreadPoolTask m_worker; ///<
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QString m_error; ///<
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std::atomic_bool m_bDone; ///<
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std::atomic_bool m_bInterrupt; ///<
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std::atomic<int> m_progress; ///<
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TreeMode m_mode; ///<
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public:
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TreeWidgetLoader();
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~TreeWidgetLoader();
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int progress() const;
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bool done() const;
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void takeTopLevelItems(ThreadedItems& _output);
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void takeItems(Items& _output);
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QString error() const;
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void interrupt(bool _wait = false);
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void fillTreeBlocks(
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const::profiler_gui::TreeBlocks& _blocks,
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profiler::timestamp_t _beginTime,
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profiler::timestamp_t _left,
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profiler::timestamp_t _right,
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bool _strict, TreeMode _mode
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);
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private:
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bool interrupted() const volatile;
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void setDone();
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void setProgress(int _progress);
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void setTreeInternalTop(
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const profiler::timestamp_t& _beginTime,
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const ::profiler_gui::TreeBlocks& _blocks,
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profiler::timestamp_t _left,
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profiler::timestamp_t _right,
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bool _strict,
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bool _addZeroBlocks,
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bool _decoratedThreadNames,
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bool _hexThreadId,
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::profiler_gui::TimeUnits _units,
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size_t _maxCount
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);
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size_t setTreeInternal(
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const profiler::BlocksTreeRoot& _threadRoot,
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IdItems& iditems,
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StatsMap& _statsMap,
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profiler::block_index_t _firstCswitch,
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profiler::timestamp_t _beginTime,
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const profiler::BlocksTree::children_t& _children,
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TreeWidgetItem* _parent,
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TreeWidgetItem* _frame,
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profiler::timestamp_t left,
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profiler::timestamp_t right,
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bool strict,
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bool partial_parent,
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profiler::timestamp_t& _duration,
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bool _addZeroBlocks,
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::profiler_gui::TimeUnits _units,
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int _depth
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);
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void setTreeInternalPlainTop(
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const profiler::timestamp_t& _beginTime,
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const ::profiler_gui::TreeBlocks& _blocks,
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profiler::timestamp_t _left,
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profiler::timestamp_t _right,
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bool _strict,
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bool _addZeroBlocks,
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bool _decoratedThreadNames,
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bool _hexThreadId,
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::profiler_gui::TimeUnits _units
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);
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size_t setTreeInternalPlain(
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const profiler::BlocksTreeRoot& threadRoot,
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IdItems& iditems,
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StatsMap& statsMap,
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profiler::block_index_t firstCswitch,
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profiler::timestamp_t beginTime,
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const profiler::BlocksTree::children_t& children,
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TreeWidgetItem* root,
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TreeWidgetItem* frame,
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profiler::timestamp_t left,
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profiler::timestamp_t right,
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bool strict,
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bool partial_parent,
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profiler::timestamp_t& total_duration,
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bool _addZeroBlocks,
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::profiler_gui::TimeUnits units,
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int depth
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);
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void setTreeInternalAggregateTop(
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const profiler::timestamp_t& _beginTime,
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const ::profiler_gui::TreeBlocks& _blocks,
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profiler::timestamp_t _left,
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profiler::timestamp_t _right,
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bool _strict,
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bool _addZeroBlocks,
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bool _decoratedThreadNames,
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bool _hexThreadId,
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::profiler_gui::TimeUnits _units
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);
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size_t setTreeInternalAggregate(
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const profiler::BlocksTreeRoot& threadRoot,
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IdItems& iditems,
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StatsMap& statsMap,
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profiler::block_index_t firstCswitch,
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profiler::timestamp_t beginTime,
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const profiler::BlocksTree::children_t& children,
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TreeWidgetItem* root,
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profiler::timestamp_t left,
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profiler::timestamp_t right,
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bool strict,
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bool partial_parent,
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profiler::timestamp_t& total_duration,
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bool addZeroBlocks,
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::profiler_gui::TimeUnits units,
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int depth
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);
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profiler::timestamp_t calculateChildrenDurationRecursive(
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const profiler::BlocksTree::children_t& _children,
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profiler::block_id_t _id
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) const;
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uint32_t calculateChildrenCountRecursive(
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const profiler::BlocksTree::children_t& children,
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profiler::timestamp_t left,
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profiler::timestamp_t right,
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bool strict,
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bool partial_parent,
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bool addZeroBlocks
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) const;
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profiler::timestamp_t calculateIdleTime(const profiler::BlocksTreeRoot& _threadRoot, profiler::block_index_t& _firstCSwitch, profiler::timestamp_t _begin, profiler::timestamp_t _end) const;
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void updateStats(StatsMap& stats, profiler::block_id_t id, profiler::block_index_t index, profiler::timestamp_t duration, profiler::timestamp_t children_duration) const;
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void fillStatsForTree(TreeWidgetItem* root, StatsMap& stats, profiler_gui::TimeUnits _units, profiler::timestamp_t selectionDuration) const;
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}; // END of class TreeWidgetLoader.
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//////////////////////////////////////////////////////////////////////////
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#endif // EASY_TREE_WIDGET_LOADER_H
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