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easy_profiler/profiler_gui/tree_widget_loader.h

259 lines
9.7 KiB
C++

/************************************************************************
* file name : tree_widget_loader.h
* ----------------- :
* creation time : 2016/08/18
* author : Victor Zarubkin
* email : v.s.zarubkin@gmail.com
* ----------------- :
* description : The file contains declaration of TreeWidgetLoader which aim is
* : to load EasyProfiler blocks hierarchy in separate thread.
* ----------------- :
* change log : * 2016/08/18 Victor Zarubkin: moved sources from blocks_tree_widget.h/.cpp
* : and renamed Prof* to Easy*.
* :
* : *
* ----------------- :
* license : Lightweight profiler library for c++
* : Copyright(C) 2016-2019 Sergey Yagovtsev, Victor Zarubkin
* :
* : Licensed under either of
* : * MIT license (LICENSE.MIT or http://opensource.org/licenses/MIT)
* : * Apache License, Version 2.0, (LICENSE.APACHE or http://www.apache.org/licenses/LICENSE-2.0)
* : at your option.
* :
* : The MIT License
* :
* : 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.
* :
* : The Apache License, Version 2.0 (the "License")
* :
* : You may not use this file except in compliance with the License.
* : You may obtain a copy of the License at
* :
* : http://www.apache.org/licenses/LICENSE-2.0
* :
* : Unless required by applicable law or agreed to in writing, software
* : distributed under the License is distributed on an "AS IS" BASIS,
* : WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* : See the License for the specific language governing permissions and
* : limitations under the License.
************************************************************************/
#ifndef EASY_TREE_WIDGET_LOADER_H
#define EASY_TREE_WIDGET_LOADER_H
#include <stdlib.h>
#include <vector>
#include <atomic>
#include <easy/reader.h>
#include "common_types.h"
#include "thread_pool_task.h"
//////////////////////////////////////////////////////////////////////////
class TreeWidgetItem;
namespace loader {
struct Stats
{
profiler::BlockStatistics stats;
profiler_gui::DurationsCountMap durations;
Stats(profiler::timestamp_t duration, profiler::block_index_t block_index, profiler::block_index_t parent_index)
: stats(duration, block_index, parent_index)
{
durations[duration].count = 1;
}
};
} // end of namespace loader.
using Items = ::std::unordered_map<profiler::block_index_t, TreeWidgetItem*, ::estd::hash<profiler::block_index_t> >;
using ThreadedItems = std::vector<std::pair<profiler::thread_id_t, TreeWidgetItem*> >;
using RootsMap = std::unordered_map<profiler::thread_id_t, TreeWidgetItem*, estd::hash<profiler::thread_id_t> >;
using IdItems = std::unordered_map<profiler::block_id_t, std::pair<TreeWidgetItem*, int>, estd::hash<profiler::block_index_t> >;
using StatsMap = std::unordered_map<profiler::block_id_t, loader::Stats, estd::hash<profiler::block_id_t> >;
//////////////////////////////////////////////////////////////////////////
enum class TreeMode : uint8_t
{
Full,
Plain,
SelectedArea
};
//////////////////////////////////////////////////////////////////////////
class TreeWidgetLoader Q_DECL_FINAL
{
ThreadedItems m_topLevelItems; ///<
Items m_items; ///<
ThreadPoolTask m_worker; ///<
QString m_error; ///<
std::atomic_bool m_bDone; ///<
std::atomic_bool m_bInterrupt; ///<
std::atomic<int> m_progress; ///<
TreeMode m_mode; ///<
public:
TreeWidgetLoader();
~TreeWidgetLoader();
int progress() const;
bool done() const;
void takeTopLevelItems(ThreadedItems& _output);
void takeItems(Items& _output);
QString error() const;
void interrupt(bool _wait = false);
void fillTreeBlocks(
const::profiler_gui::TreeBlocks& _blocks,
profiler::timestamp_t _beginTime,
profiler::timestamp_t _left,
profiler::timestamp_t _right,
bool _strict, TreeMode _mode
);
private:
bool interrupted() const volatile;
void setDone();
void setProgress(int _progress);
void setTreeInternalTop(
const profiler::timestamp_t& _beginTime,
const ::profiler_gui::TreeBlocks& _blocks,
profiler::timestamp_t _left,
profiler::timestamp_t _right,
bool _strict,
bool _addZeroBlocks,
bool _decoratedThreadNames,
bool _hexThreadId,
::profiler_gui::TimeUnits _units,
size_t _maxCount
);
size_t setTreeInternal(
const profiler::BlocksTreeRoot& _threadRoot,
IdItems& iditems,
StatsMap& _statsMap,
profiler::block_index_t _firstCswitch,
profiler::timestamp_t _beginTime,
const profiler::BlocksTree::children_t& _children,
TreeWidgetItem* _parent,
TreeWidgetItem* _frame,
profiler::timestamp_t left,
profiler::timestamp_t right,
bool strict,
bool partial_parent,
profiler::timestamp_t& _duration,
bool _addZeroBlocks,
::profiler_gui::TimeUnits _units,
int _depth
);
void setTreeInternalPlainTop(
const profiler::timestamp_t& _beginTime,
const ::profiler_gui::TreeBlocks& _blocks,
profiler::timestamp_t _left,
profiler::timestamp_t _right,
bool _strict,
bool _addZeroBlocks,
bool _decoratedThreadNames,
bool _hexThreadId,
::profiler_gui::TimeUnits _units
);
size_t setTreeInternalPlain(
const profiler::BlocksTreeRoot& threadRoot,
IdItems& iditems,
StatsMap& statsMap,
profiler::block_index_t firstCswitch,
profiler::timestamp_t beginTime,
const profiler::BlocksTree::children_t& children,
TreeWidgetItem* root,
TreeWidgetItem* frame,
profiler::timestamp_t left,
profiler::timestamp_t right,
bool strict,
bool partial_parent,
profiler::timestamp_t& total_duration,
bool _addZeroBlocks,
::profiler_gui::TimeUnits units,
int depth
);
void setTreeInternalAggregateTop(
const profiler::timestamp_t& _beginTime,
const ::profiler_gui::TreeBlocks& _blocks,
profiler::timestamp_t _left,
profiler::timestamp_t _right,
bool _strict,
bool _addZeroBlocks,
bool _decoratedThreadNames,
bool _hexThreadId,
::profiler_gui::TimeUnits _units
);
size_t setTreeInternalAggregate(
const profiler::BlocksTreeRoot& threadRoot,
IdItems& iditems,
StatsMap& statsMap,
profiler::block_index_t firstCswitch,
profiler::timestamp_t beginTime,
const profiler::BlocksTree::children_t& children,
TreeWidgetItem* root,
profiler::timestamp_t left,
profiler::timestamp_t right,
bool strict,
bool partial_parent,
profiler::timestamp_t& total_duration,
bool addZeroBlocks,
::profiler_gui::TimeUnits units,
int depth
);
profiler::timestamp_t calculateChildrenDurationRecursive(
const profiler::BlocksTree::children_t& _children,
profiler::block_id_t _id
) const;
uint32_t calculateChildrenCountRecursive(
const profiler::BlocksTree::children_t& children,
profiler::timestamp_t left,
profiler::timestamp_t right,
bool strict,
bool partial_parent,
bool addZeroBlocks
) const;
profiler::timestamp_t calculateIdleTime(const profiler::BlocksTreeRoot& _threadRoot, profiler::block_index_t& _firstCSwitch, profiler::timestamp_t _begin, profiler::timestamp_t _end) const;
void updateStats(StatsMap& stats, profiler::block_id_t id, profiler::block_index_t index, profiler::timestamp_t duration, profiler::timestamp_t children_duration) const;
void fillStatsForTree(TreeWidgetItem* root, StatsMap& stats, profiler_gui::TimeUnits _units, profiler::timestamp_t selectionDuration) const;
}; // END of class TreeWidgetLoader.
//////////////////////////////////////////////////////////////////////////
#endif // EASY_TREE_WIDGET_LOADER_H