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easy_profiler/profiler_gui/easy_graphics_scrollbar.cpp
Victor Zarubkin dd5af5350b #31 [UI] Open several arbitrary values viewer windows
2018-03-13 01:28:58 +03:00

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/************************************************************************
* file name : easy_graphics_scrollbar.cpp
* ----------------- :
* creation time : 2016/07/04
* author : Victor Zarubkin
* email : v.s.zarubkin@gmail.com
* ----------------- :
* description : .
* ----------------- :
* change log : * 2016/07/04 Victor Zarubkin: Initial commit.
* :
* : *
* ----------------- :
* license : Lightweight profiler library for c++
* : Copyright(C) 2016-2018 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.
************************************************************************/
#include <algorithm>
#include <QGraphicsScene>
#include <QWheelEvent>
#include <QMouseEvent>
#include <QResizeEvent>
#include <easy/utility.h>
#include "easy_graphics_scrollbar.h"
#include "globals.h"
//////////////////////////////////////////////////////////////////////////
EASY_CONSTEXPR int HIST_COLUMN_MIN_HEIGHT = 2;
//////////////////////////////////////////////////////////////////////////
inline qreal calculate_color1(qreal h, qreal, qreal k)
{
return std::min(h * k, 0.9999999);
}
inline qreal calculate_color2(qreal, qreal duration, qreal k)
{
using estd::sqr;
return std::min(sqr(sqr(duration)) * k, 0.9999999);
}
//////////////////////////////////////////////////////////////////////////
GraphicsHistogramItem::GraphicsHistogramItem() : Parent()
, m_threadDuration(0)
, m_threadProfiledTime(0)
, m_threadWaitTime(0)
, m_pSource(nullptr)
, m_workerTopDuration(0)
, m_workerBottomDuration(0)
, m_blockTotalDuraion(0)
, m_pProfilerThread(nullptr)
, m_threadId(0)
, m_blockId(profiler_gui::numeric_max<decltype(m_blockId)>())
, m_timeUnits(profiler_gui::TimeUnits_auto)
, m_regime(Hist_Pointer)
{
}
GraphicsHistogramItem::~GraphicsHistogramItem()
{
}
void GraphicsHistogramItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem* /* _option */, QWidget* /* _widget */)
{
if (!isImageUpdatePermitted() || (m_regime == Hist_Pointer && m_pSource == nullptr) || (m_regime == Hist_Id && (m_threadId == 0 || profiler_gui::is_max(m_blockId))))
return;
if (m_regime == Hist_Pointer)
paintByPtr(_painter);
else
paintById(_painter);
}
void GraphicsHistogramItem::paintMouseIndicator(QPainter* _painter, qreal _top, qreal _bottom, qreal _width, qreal _height, qreal _top_width, qreal _mouse_y, qreal _delta_time, int _font_h)
{
if (_font_h != 0 && _top < _mouse_y && _mouse_y < _bottom)
{
const int half_font_h = _font_h >> 1;
_painter->setPen(Qt::blue);
const auto mouseStr = profiler_gui::timeStringReal(m_timeUnits, m_bottomValue + _delta_time * (_bottom - _mouse_y) / _height, 3);
qreal mouseIndicatorRight = _width;
if (_mouse_y < _top + half_font_h)
mouseIndicatorRight = _top_width;
qreal mouseIndicatorLeft = 0;
const QRectF rect(0, _mouse_y - _font_h - 2, _width, 4 + (_font_h << 1));
if (_mouse_y > _bottom - half_font_h)
{
_painter->drawText(rect, Qt::AlignLeft | Qt::AlignTop, mouseStr);
}
else if (_mouse_y < _top + half_font_h)
{
_painter->drawText(rect, Qt::AlignLeft | Qt::AlignBottom, mouseStr);
}
else
{
_painter->drawText(rect, Qt::AlignLeft | Qt::AlignVCenter, mouseStr);
mouseIndicatorLeft = _painter->fontMetrics().width(mouseStr) + 3;
}
_painter->drawLine(QLineF(mouseIndicatorLeft, _mouse_y, mouseIndicatorRight, _mouse_y));
}
}
void GraphicsHistogramItem::paintByPtr(QPainter* _painter)
{
const auto widget = static_cast<const BlocksGraphicsScrollbar*>(scene()->parent());
const bool bindMode = widget->bindMode();
const auto currentScale = widget->getWindowScale();
const auto bottom = m_boundingRect.bottom();
const auto width = m_boundingRect.width() * currentScale;
const auto dtime = m_topValue - m_bottomValue;
const auto coeff = m_boundingRect.height() / (dtime > 1e-3 ? dtime : 1.);
QRectF rect;
QBrush brush(Qt::SolidPattern);
//QRgb previousColor = 0;
_painter->save();
_painter->setTransform(QTransform::fromScale(1.0 / currentScale, 1), true);
if (!m_pSource->empty())
{
if (!bindMode)
paintImage(_painter);
else
paintImage(_painter, currentScale, widget->minimum(), widget->maximum(), widget->value(), widget->sliderWidth());
}
qreal top_width = width, bottom_width = width;
const auto font_h = widget->fontHeight();
rect.setRect(0, m_boundingRect.top() - widget->margin(), width - 3, font_h);
_painter->setPen(profiler_gui::TEXT_COLOR);
_painter->drawText(rect, Qt::AlignLeft | Qt::AlignVCenter | Qt::TextDontClip, bindMode ? " Mode: Zoom" : " Mode: Overview");
if (!m_topDurationStr.isEmpty())
{
if (m_timeUnits != EASY_GLOBALS.time_units)
{
m_timeUnits = EASY_GLOBALS.time_units;
m_topDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_topValue, 3);
m_bottomDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_bottomValue, 3);
}
//auto fm = _painter->fontMetrics();
//top_width -= fm.width(m_topDurationStr) + 7;
_painter->setPen(m_topValue < m_maxValue ? QColor(Qt::darkRed) : profiler_gui::TEXT_COLOR);
_painter->drawText(rect, Qt::AlignRight | Qt::AlignVCenter | Qt::TextDontClip, m_topDurationStr);
rect.setRect(0, bottom + 2, width - 3, font_h);
_painter->setPen(m_bottomValue > m_minValue ? QColor(Qt::darkRed) : profiler_gui::TEXT_COLOR);
_painter->drawText(rect, Qt::AlignRight | Qt::AlignVCenter | Qt::TextDontClip, m_bottomDurationStr);
}
_painter->setPen(Qt::darkGray);
_painter->drawLine(QLineF(0, bottom, bottom_width, bottom));
_painter->drawLine(QLineF(0, m_boundingRect.top(), top_width, m_boundingRect.top()));
paintMouseIndicator(_painter, m_boundingRect.top(), bottom, width, m_boundingRect.height(), top_width, m_mousePos.y(), dtime, font_h);
if (m_bottomValue < EASY_GLOBALS.frame_time && EASY_GLOBALS.frame_time < m_topValue)
{
// Draw marker displaying expected frame_time step
const auto h = bottom - (EASY_GLOBALS.frame_time - m_bottomValue) * coeff;
_painter->setPen(Qt::DashLine);
auto w = width;
const auto boundary = widget->margin() - font_h;
if (h < (m_boundingRect.top() - boundary))
w = top_width;
else if (h > (bottom + boundary))
w = bottom_width;
_painter->drawLine(QLineF(0, h, w, h));
}
_painter->setPen(profiler_gui::TEXT_COLOR);
rect.setRect(0, bottom + 2, width, font_h);
const auto eventsSize = m_pProfilerThread->events.size();
_painter->drawText(rect, Qt::AlignCenter | Qt::TextDontClip, QString("%1 | duration: %2 | profiled: %3 (%4%) | wait: %5 (%6%) | %7 frames | %8 blocks | %9 markers")
.arg(m_threadName)
.arg(profiler_gui::timeStringRealNs(EASY_GLOBALS.time_units, m_threadDuration))
.arg(profiler_gui::timeStringRealNs(EASY_GLOBALS.time_units, m_threadProfiledTime))
.arg(m_threadDuration ? QString::number(100. * (double)m_threadProfiledTime / (double)m_threadDuration, 'f', 2) : QString("0"))
.arg(profiler_gui::timeStringRealNs(EASY_GLOBALS.time_units, m_threadWaitTime))
.arg(m_threadDuration ? QString::number(100. * (double)m_threadWaitTime / (double)m_threadDuration, 'f', 2) : QString("0"))
.arg(m_pProfilerThread->frames_number)
.arg(m_pProfilerThread->blocks_number - eventsSize)
.arg(eventsSize));
_painter->restore();
}
void GraphicsHistogramItem::paintById(QPainter* _painter)
{
const auto widget = static_cast<const BlocksGraphicsScrollbar*>(scene()->parent());
const bool bindMode = widget->bindMode();
const auto currentScale = widget->getWindowScale();
const auto bottom = m_boundingRect.bottom();
const auto width = m_boundingRect.width() * currentScale;
const auto dtime = m_topValue - m_bottomValue;
const auto coeff = m_boundingRect.height() / (dtime > 1e-3 ? dtime : 1.);
QRectF rect;
QBrush brush(Qt::SolidPattern);
//QRgb previousColor = 0;
_painter->save();
_painter->setTransform(QTransform::fromScale(1.0 / currentScale, 1), true);
const auto& items = m_selectedBlocks;
if (!items.empty())
{
if (!bindMode)
paintImage(_painter);
else
paintImage(_painter, currentScale, widget->minimum(), widget->maximum(), widget->value(), widget->sliderWidth());
}
qreal top_width = width, bottom_width = width;
const auto font_h = widget->fontHeight();
rect.setRect(0, m_boundingRect.top() - widget->margin(), width - 3, font_h);
_painter->setPen(profiler_gui::TEXT_COLOR);
_painter->drawText(rect, Qt::AlignLeft | Qt::AlignVCenter | Qt::TextDontClip, bindMode ? " Mode: Zoom" : " Mode: Overview");
if (!m_topDurationStr.isEmpty())
{
if (m_timeUnits != EASY_GLOBALS.time_units)
{
m_timeUnits = EASY_GLOBALS.time_units;
m_topDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_topValue, 3);
m_bottomDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_bottomValue, 3);
}
//auto fm = _painter->fontMetrics();
//top_width -= fm.width(m_topDurationStr) + 7;
_painter->setPen(m_topValue < m_maxValue ? QColor(Qt::darkRed) : profiler_gui::TEXT_COLOR);
_painter->drawText(rect, Qt::AlignRight | Qt::AlignVCenter | Qt::TextDontClip, m_topDurationStr);
rect.setRect(0, bottom + 2, width - 3, font_h);
_painter->setPen(m_bottomValue > m_minValue ? QColor(Qt::darkRed) : profiler_gui::TEXT_COLOR);
_painter->drawText(rect, Qt::AlignRight | Qt::AlignVCenter | Qt::TextDontClip, m_bottomDurationStr);
}
_painter->setPen(Qt::darkGray);
_painter->drawLine(QLineF(0, bottom, bottom_width, bottom));
_painter->drawLine(QLineF(0, m_boundingRect.top(), top_width, m_boundingRect.top()));
paintMouseIndicator(_painter, m_boundingRect.top(), bottom, width, m_boundingRect.height(), top_width, m_mousePos.y(), dtime, font_h);
if (m_bottomValue < EASY_GLOBALS.frame_time && EASY_GLOBALS.frame_time < m_topValue)
{
// Draw marker displaying required frame_time step
const auto h = bottom - (EASY_GLOBALS.frame_time - m_bottomValue) * coeff;
_painter->setPen(Qt::DashLine);
auto w = width;
const auto boundary = widget->margin() - font_h;
if (h < (m_boundingRect.top() - boundary))
w = top_width;
else if (h >(bottom + boundary))
w = bottom_width;
_painter->drawLine(QLineF(0, h, w, h));
}
_painter->setPen(profiler_gui::TEXT_COLOR);
rect.setRect(0, bottom + 2, width, font_h);
if (!m_selectedBlocks.empty())
{
if (m_threadProfiledTime != 0)
{
_painter->drawText(rect, Qt::AlignCenter | Qt::TextDontClip,
QString("%1 | %2 | %3 calls | %4% of thread profiled time")
.arg(m_threadName).arg(m_blockName).arg(m_selectedBlocks.size())
.arg(QString::number(100. * (double)m_blockTotalDuraion / (double)m_threadProfiledTime, 'f', 2)));
}
else
{
_painter->drawText(rect, Qt::AlignCenter | Qt::TextDontClip,
QString("%1 | %2 | %3 calls | 100% of thread profiled time")
.arg(m_threadName).arg(m_blockName).arg(m_selectedBlocks.size()));
}
}
else
{
_painter->drawText(rect, Qt::AlignCenter | Qt::TextDontClip, QString("%1 | %2 | 0 calls").arg(m_threadName).arg(m_blockName));
}
_painter->restore();
}
profiler::thread_id_t GraphicsHistogramItem::threadId() const
{
return m_threadId;
}
void GraphicsHistogramItem::rebuildSource(HistRegime _regime)
{
if (m_regime == _regime)
rebuildSource();
}
void GraphicsHistogramItem::rebuildSource()
{
if (m_regime == Hist_Id)
{
m_regime = Hist_Pointer;
setSource(m_threadId, m_blockId);
}
else
{
m_regime = Hist_Id;
setSource(m_threadId, m_pSource);
}
}
void GraphicsHistogramItem::setSource(profiler::thread_id_t _thread_id, const profiler_gui::EasyItems* _items)
{
if (m_regime == Hist_Pointer && m_threadId == _thread_id && m_pSource == _items)
return;
cancelAnyJob();
m_boundaryTimer.stop();
m_blockName.clear();
m_blockTotalDuraion = 0;
m_imageOriginUpdate = m_imageOrigin = 0;
m_imageScaleUpdate = m_imageScale = 1;
m_selectedBlocks.clear();
{ profiler::BlocksTree::children_t().swap(m_selectedBlocks); }
setImageUpdatePermitted(false);
m_regime = Hist_Pointer;
m_pSource = _items;
m_threadId = _thread_id;
profiler_gui::set_max(m_blockId);
if (m_pSource != nullptr)
{
if (m_pSource->empty())
{
m_pSource = nullptr;
}
else
{
const auto& root = EASY_GLOBALS.profiler_blocks[_thread_id];
m_threadName = profiler_gui::decoratedThreadName(EASY_GLOBALS.use_decorated_thread_name, root, EASY_GLOBALS.hex_thread_id);
if (root.children.empty())
m_threadDuration = 0;
else
m_threadDuration = easyBlock(root.children.back()).tree.node->end() - easyBlock(root.children.front()).tree.node->begin();
m_threadProfiledTime = root.profiled_time;
m_threadWaitTime = root.wait_time;
m_pProfilerThread = &root;
m_timeUnits = EASY_GLOBALS.time_units;
setReady(false);
auto source = m_pSource;
m_worker.enqueue([this, source]
{
m_maxValue = 0;
m_minValue = 1e30;
bool empty = true;
for (const auto& item : *source)
{
if (isReady())
return;
if (easyDescriptor(easyBlock(item.block).tree.node->id()).type() == profiler::BlockType::Event)
continue;
const auto w = item.width();
if (w > m_maxValue)
m_maxValue = w;
if (w < m_minValue)
m_minValue = w;
empty = false;
}
if ((m_maxValue - m_minValue) < 1e-3)
{
if (m_minValue > 0.1)
{
m_minValue -= 0.1;
}
else
{
m_maxValue = 0.1;
m_minValue = 0;
}
}
m_topValue = m_maxValue;
m_bottomValue = m_minValue;
if (!empty)
{
m_topDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_topValue, 3);
m_bottomDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_bottomValue, 3);
}
else
{
m_topDurationStr.clear();
m_bottomDurationStr.clear();
}
setReady(true);
}, m_bReady);
startTimer();
show();
}
}
if (m_pSource == nullptr)
{
m_pProfilerThread = nullptr;
m_topDurationStr.clear();
m_bottomDurationStr.clear();
m_threadName.clear();
hide();
}
}
void GraphicsHistogramItem::setSource(profiler::thread_id_t _thread_id, profiler::block_id_t _block_id)
{
if (m_regime == Hist_Id && m_threadId == _thread_id && m_blockId == _block_id)
return;
cancelAnyJob();
setImageUpdatePermitted(false); // Set to false because m_workerThread have to parse input data first. This will be set to true when m_workerThread finish - see onTimeout()
m_regime = Hist_Id;
m_boundaryTimer.stop();
m_pSource = nullptr;
m_topDurationStr.clear();
m_bottomDurationStr.clear();
m_blockName.clear();
m_blockTotalDuraion = 0;
m_imageOriginUpdate = m_imageOrigin = 0;
m_imageScaleUpdate = m_imageScale = 1;
m_selectedBlocks.clear();
{ profiler::BlocksTree::children_t().swap(m_selectedBlocks); }
m_threadId = _thread_id;
m_blockId = _block_id;
if (m_threadId != 0 && !profiler_gui::is_max(m_blockId))
{
m_blockName = profiler_gui::toUnicode(easyDescriptor(m_blockId).name());
const auto& root = EASY_GLOBALS.profiler_blocks[_thread_id];
m_threadName = profiler_gui::decoratedThreadName(EASY_GLOBALS.use_decorated_thread_name, root, EASY_GLOBALS.hex_thread_id);
m_pProfilerThread = &root;
m_timeUnits = EASY_GLOBALS.time_units;
if (root.children.empty())
{
m_threadDuration = 0;
m_threadProfiledTime = 0;
m_threadWaitTime = 0;
m_topValue = m_maxValue = 0;
m_bottomValue = m_minValue = 1e30;
setImageUpdatePermitted(true);
setReady(true);
}
else
{
m_threadDuration = easyBlock(root.children.back()).tree.node->end() - easyBlock(root.children.front()).tree.node->begin();
m_threadProfiledTime = root.profiled_time;
m_threadWaitTime = root.wait_time;
setReady(false);
const auto selected_thread = std::ref(root);
const auto selected_block = EASY_GLOBALS.selected_block;
const bool showOnlyTopLevelBlocks = EASY_GLOBALS.display_only_frames_on_histogram;
m_worker.enqueue([this, selected_thread, selected_block, showOnlyTopLevelBlocks]
{
using Stack = std::vector<std::pair<profiler::block_index_t, profiler::block_index_t> >;
const auto& profiler_thread = selected_thread.get();
m_maxValue = 0;
m_minValue = 1e30;
//const auto& profiler_thread = EASY_GLOBALS.profiler_blocks[m_threadId];
Stack stack;
stack.reserve(profiler_thread.depth);
const bool has_selected_block = !profiler_gui::is_max(selected_block);
for (auto frame : profiler_thread.children)
{
const auto& frame_block = easyBlock(frame).tree;
if (frame_block.node->id() == m_blockId || (!has_selected_block && m_blockId == easyDescriptor(frame_block.node->id()).id()))
{
m_selectedBlocks.push_back(frame);
const auto w = frame_block.node->duration();
if (w > m_maxValue)
m_maxValue = w;
if (w < m_minValue)
m_minValue = w;
m_blockTotalDuraion += w;
}
if (showOnlyTopLevelBlocks)
continue;
stack.emplace_back(frame, 0U);
while (!stack.empty())
{
if (isReady())
return;
auto& top = stack.back();
const auto& top_children = easyBlock(top.first).tree.children;
const auto stack_size = stack.size();
for (auto end = top_children.size(); top.second < end; ++top.second)
{
if (isReady())
return;
const auto child_index = top_children[top.second];
const auto& child = easyBlock(child_index).tree;
if (child.node->id() == m_blockId || (!has_selected_block && m_blockId == easyDescriptor(child.node->id()).id()))
{
m_selectedBlocks.push_back(child_index);
const auto w = child.node->duration();
if (w > m_maxValue)
m_maxValue = w;
if (w < m_minValue)
m_minValue = w;
m_blockTotalDuraion += w;
}
if (!child.children.empty())
{
++top.second;
stack.emplace_back(child_index, 0U);
break;
}
}
if (stack_size == stack.size())
{
stack.pop_back();
}
}
}
if (m_selectedBlocks.empty())
{
m_topDurationStr.clear();
m_bottomDurationStr.clear();
}
else
{
if (has_selected_block)
{
const auto& item = easyBlock(selected_block).tree;
if (*item.node->name() != 0)
m_blockName = profiler_gui::toUnicode(item.node->name());
}
m_maxValue *= 1e-3;
m_minValue *= 1e-3;
if ((m_maxValue - m_minValue) < 1e-3)
{
if (m_minValue > 0.1)
{
m_minValue -= 0.1;
}
else
{
m_maxValue = 0.1;
m_minValue = 0;
}
}
m_topDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_maxValue, 3);
m_bottomDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_minValue, 3);
}
m_topValue = m_maxValue;
m_bottomValue = m_minValue;
setReady(true);
}, m_bReady);
startTimer();
}
show();
}
else
{
m_pProfilerThread = nullptr;
m_threadName.clear();
hide();
}
}
//////////////////////////////////////////////////////////////////////////
void GraphicsHistogramItem::validateName()
{
if (m_threadName.isEmpty())
return;
m_threadName = profiler_gui::decoratedThreadName(EASY_GLOBALS.use_decorated_thread_name, EASY_GLOBALS.profiler_blocks[m_threadId], EASY_GLOBALS.hex_thread_id);
}
//////////////////////////////////////////////////////////////////////////
bool GraphicsHistogramItem::pickTopValue()
{
const bool result = Parent::pickTopValue();
if (result && !m_topDurationStr.isEmpty())
{
m_topDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_topValue, 3);
scene()->update(); // to update top-boundary text right now
}
return result;
}
bool GraphicsHistogramItem::increaseTopValue()
{
const bool result = Parent::increaseTopValue();
if (result && !m_topDurationStr.isEmpty())
{
m_topDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_topValue, 3);
scene()->update(); // to update top-boundary text right now
}
return result;
}
bool GraphicsHistogramItem::decreaseTopValue()
{
const bool result = Parent::decreaseTopValue();
if (result && !m_topDurationStr.isEmpty())
{
m_topDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_topValue, 3);
scene()->update(); // to update top-boundary text right now
}
return result;
}
//////////////////////////////////////////////////////////////////////////
bool GraphicsHistogramItem::pickBottomValue()
{
const bool result = Parent::pickBottomValue();
if (result && !m_bottomDurationStr.isEmpty())
{
m_bottomDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_bottomValue, 3);
scene()->update(); // to update top-boundary text right now
}
return result;
}
bool GraphicsHistogramItem::increaseBottomValue()
{
const bool result = Parent::increaseBottomValue();
if (result && !m_bottomDurationStr.isEmpty())
{
m_bottomDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_bottomValue, 3);
scene()->update(); // to update top-boundary text right now
}
return result;
}
bool GraphicsHistogramItem::decreaseBottomValue()
{
const bool result = Parent::decreaseBottomValue();
if (result && !m_bottomDurationStr.isEmpty())
{
m_bottomDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_bottomValue, 3);
scene()->update(); // to update top-boundary text right now
}
return result;
}
//////////////////////////////////////////////////////////////////////////
void GraphicsHistogramItem::pickFrameTime(qreal _y) const
{
if (isImageUpdatePermitted() && m_boundingRect.top() < _y && _y < m_boundingRect.bottom() && !m_topDurationStr.isEmpty())
{
const auto frame_time = m_bottomValue + (m_topValue - m_bottomValue) * (m_boundingRect.bottom() - _y) / m_boundingRect.height();
EASY_GLOBALS.frame_time = static_cast<decltype(EASY_GLOBALS.frame_time)>(frame_time);
emit EASY_GLOBALS.events.expectedFrameTimeChanged();
}
}
//////////////////////////////////////////////////////////////////////////
void GraphicsHistogramItem::onModeChanged()
{
if (!isImageUpdatePermitted())
return;
const auto widget = static_cast<const BlocksGraphicsScrollbar*>(scene()->parent());
if (!widget->bindMode() && EASY_GLOBALS.auto_adjust_histogram_height)
{
m_topValue = m_maxValue;
m_bottomValue = m_minValue;
}
m_boundaryTimer.stop();
updateImage();
}
//////////////////////////////////////////////////////////////////////////
bool GraphicsHistogramItem::updateImage()
{
if (!Parent::updateImage())
return false;
const auto widget = static_cast<const GraphicsSliderArea*>(scene()->parent());
m_imageScaleUpdate = widget->range() / widget->sliderWidth();
m_imageOriginUpdate = widget->bindMode() ? (widget->value() - widget->sliderWidth() * 3) : widget->minimum();
// Ugly, but doesn't use exceeded count of threads
const auto rect = m_boundingRect;
const auto regime = m_regime;
const auto scale = widget->getWindowScale();
const auto left = widget->minimum();
const auto right = widget->maximum();
const auto value = widget->value();
const auto window = widget->sliderWidth();
const auto top = m_topValue;
const auto bottom = m_bottomValue;
const auto bindMode = widget->bindMode();
const auto frameTime = EASY_GLOBALS.frame_time;
const auto beginTime = EASY_GLOBALS.begin_time;
const auto autoHeight = EASY_GLOBALS.auto_adjust_histogram_height;
m_worker.enqueue([=] {
updateImageAsync(rect, regime, scale, left, right, right - left, value, window, top, bottom, bindMode,
frameTime, beginTime, autoHeight);
}, m_bReady);
return true;
}
void GraphicsHistogramItem::onImageUpdated()
{
if (EASY_GLOBALS.auto_adjust_histogram_height && !m_topDurationStr.isEmpty())
{
m_topValue = m_workerTopDuration;
m_bottomValue = m_workerBottomDuration;
m_topDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_topValue, 3);
m_bottomDurationStr = profiler_gui::timeStringReal(m_timeUnits, m_bottomValue, 3);
}
}
void GraphicsHistogramItem::updateImageAsync(QRectF _boundingRect, HistRegime _regime, qreal _current_scale,
qreal _minimum, qreal _maximum, qreal _range,
qreal _value, qreal _width, qreal _top_duration, qreal _bottom_duration,
bool _bindMode, float _frame_time, profiler::timestamp_t _begin_time, bool _autoAdjustHist)
{
const auto bottom = _boundingRect.height();//_boundingRect.bottom();
const auto screenWidth = _boundingRect.width() * _current_scale;
const auto maxColumnHeight = _boundingRect.height();
const auto viewScale = _range / _width;
if (_bindMode)
{
m_workerImageScale = viewScale;
m_workerImageOrigin = _value - _width * 3;
m_workerImage = new QImage(screenWidth * 7 + 0.5, _boundingRect.height(), QImage::Format_ARGB32);
}
else
{
m_workerImageScale = 1;
m_workerImageOrigin = _minimum;
m_workerImage = new QImage(screenWidth + 0.5, _boundingRect.height(), QImage::Format_ARGB32);
}
m_workerImage->fill(0);
QPainter p(m_workerImage);
p.setPen(Qt::NoPen);
QRectF rect;
QBrush brush(Qt::SolidPattern);
QRgb previousColor = 0;
qreal previous_x = -1e30, previous_h = -1e30, offset = 0.;
auto realScale = _current_scale;
const bool gotFrame = _frame_time > 1e-6f;
qreal frameCoeff = 1;
if (gotFrame)
{
if (_frame_time <= _bottom_duration)
frameCoeff = _boundingRect.height();
else
frameCoeff = 0.9 / _frame_time;
}
using estd::sqr;
auto const calculate_color = gotFrame ? calculate_color2 : calculate_color1;
auto const k = gotFrame ? sqr(sqr(frameCoeff)) : 1.0 / _boundingRect.height();
if (_regime == Hist_Pointer)
{
const auto& items = *m_pSource;
if (items.empty())
return;
auto first = items.begin();
if (_bindMode)
{
_minimum = m_workerImageOrigin;
_maximum = m_workerImageOrigin + _width * 7;
realScale *= viewScale;
offset = _minimum * realScale;
first = std::lower_bound(items.begin(), items.end(), _minimum, [](const profiler_gui::EasyBlockItem& _item, qreal _value)
{
return _item.left() < _value;
});
if (first != items.end())
{
if (first != items.begin())
--first;
}
else
{
first = items.begin() + items.size() - 1;
}
if (_autoAdjustHist)
{
const auto maxVal = _value + _width;
decltype(_top_duration) maxDuration = 0;
decltype(_bottom_duration) minDuration = 1e30;
size_t iterations = 0;
for (auto it = first, end = items.end(); it != end; ++it)
{
// Draw rectangle
if (it->left() > maxVal)
break;
if (it->right() < _value)
continue;
if (maxDuration < it->width())
maxDuration = it->width();
if (minDuration > it->width())
minDuration = it->width();
++iterations;
}
if (iterations != 0)
{
_top_duration = maxDuration;
_bottom_duration = minDuration;
if ((_top_duration - _bottom_duration) < 1e-3)
{
if (_bottom_duration > 0.1)
{
_bottom_duration -= 0.1;
}
else
{
_top_duration = 0.1;
_bottom_duration = 0;
}
}
}
}
}
const auto dtime = _top_duration - _bottom_duration;
const auto coeff = _boundingRect.height() / (dtime > 1e-3 ? dtime : 1.);
for (auto it = first, end = items.end(); it != end; ++it)
{
// Draw rectangle
if (it->left() > _maximum)
break;
if (it->right() < _minimum)
continue;
const qreal item_x = it->left() * realScale - offset;
const qreal item_w = std::max(it->width() * realScale, 1.0);
const qreal item_r = item_x + item_w;
const qreal h = it->width() <= _bottom_duration ? HIST_COLUMN_MIN_HEIGHT :
(it->width() > _top_duration ? maxColumnHeight : (it->width() - _bottom_duration) * coeff);
if (h < previous_h && item_r < previous_x)
continue;
const auto col = calculate_color(h, it->width(), k);
const auto color = 0x00ffffff & QColor::fromHsvF((1.0 - col) * 0.375, 0.85, 0.85).rgb();
if (previousColor != color)
{
// Set background color brush for rectangle
previousColor = color;
brush.setColor(QColor::fromRgba(0xc0000000 | color));
p.setBrush(brush);
}
rect.setRect(item_x, bottom - h, item_w, h);
p.drawRect(rect);
previous_x = item_r;
previous_h = h;
}
}
else
{
auto first = m_selectedBlocks.begin();
if (_bindMode)
{
_minimum = m_workerImageOrigin;
_maximum = m_workerImageOrigin + _width * 7;
realScale *= viewScale;
offset = _minimum * 1e3 * realScale;
first = std::lower_bound(m_selectedBlocks.begin(), m_selectedBlocks.end(), _minimum * 1e3 + _begin_time, [](profiler::block_index_t _item, qreal _value)
{
return easyBlock(_item).tree.node->begin() < _value;
});
if (first != m_selectedBlocks.end())
{
if (first != m_selectedBlocks.begin())
--first;
}
else
{
first = m_selectedBlocks.begin() + m_selectedBlocks.size() - 1;
}
_minimum *= 1e3;
_maximum *= 1e3;
if (_autoAdjustHist)
{
const auto minVal = _value * 1e3, maxVal = (_value + _width) * 1e3;
decltype(_top_duration) maxDuration = 0;
decltype(_bottom_duration) minDuration = 1e30;
size_t iterations = 0;
for (auto it = first, end = m_selectedBlocks.end(); it != end; ++it)
{
const auto item = easyBlock(*it).tree.node;
const auto beginTime = item->begin() - _begin_time;
if (beginTime > maxVal)
break;
const auto endTime = item->end() - _begin_time;
if (endTime < minVal)
continue;
const qreal duration = item->duration() * 1e-3;
if (maxDuration < duration)
maxDuration = duration;
if (minDuration > duration)
minDuration = duration;
++iterations;
}
if (iterations != 0)
{
_top_duration = maxDuration;
_bottom_duration = minDuration;
if ((_top_duration - _bottom_duration) < 1e-3)
{
if (_bottom_duration > 0.1)
{
_bottom_duration -= 0.1;
}
else
{
_top_duration = 0.1;
_bottom_duration = 0;
}
}
}
}
}
else
{
_minimum *= 1e3;
_maximum *= 1e3;
}
const auto dtime = _top_duration - _bottom_duration;
const auto coeff = _boundingRect.height() / (dtime > 1e-3 ? dtime : 1.);
for (auto it = first, end = m_selectedBlocks.end(); it != end; ++it)
{
// Draw rectangle
const auto item = easyBlock(*it).tree.node;
const auto beginTime = item->begin() - _begin_time;
if (beginTime > _maximum)
break;
const auto endTime = item->end() - _begin_time;
if (endTime < _minimum)
continue;
const qreal duration = item->duration() * 1e-3;
const qreal item_x = (beginTime * realScale - offset) * 1e-3;
const qreal item_w = std::max(duration * realScale, 1.0);
const qreal item_r = item_x + item_w;
const auto h = duration <= _bottom_duration ? HIST_COLUMN_MIN_HEIGHT :
(duration > _top_duration ? maxColumnHeight : (duration - _bottom_duration) * coeff);
if (h < previous_h && item_r < previous_x)
continue;
const auto col = calculate_color(h, duration, k);
const auto color = 0x00ffffff & QColor::fromHsvF((1.0 - col) * 0.375, 0.85, 0.85).rgb();
if (previousColor != color)
{
// Set background color brush for rectangle
previousColor = color;
brush.setColor(QColor::fromRgba(0xc0000000 | color));
p.setBrush(brush);
}
rect.setRect(item_x, bottom - h, item_w, h);
p.drawRect(rect);
previous_x = item_r;
previous_h = h;
}
}
m_workerTopDuration = _top_duration;
m_workerBottomDuration = _bottom_duration;
setReady(true);
}
//////////////////////////////////////////////////////////////////////////
BlocksGraphicsScrollbar::BlocksGraphicsScrollbar(int _initialHeight, QWidget* _parent)
: Parent(_parent)
, m_histogramItem(nullptr)
{
const int sceneHeight = _initialHeight - 2;
scene()->setSceneRect(0, -(sceneHeight >> 1), 500, sceneHeight);
m_histogramItem = new GraphicsHistogramItem();
m_imageItem = m_histogramItem;
scene()->addItem(m_histogramItem);
m_histogramItem->setPos(0, 0);
m_histogramItem->setBoundingRect(0, scene()->sceneRect().top() + margin(), scene()->width(), sceneHeight - margins() - 1);
m_histogramItem->hide();
connect(&EASY_GLOBALS.events, &profiler_gui::GlobalSignals::expectedFrameTimeChanged,
this, &This::onExpectedFrameTimeChanged);
connect(&EASY_GLOBALS.events, &profiler_gui::GlobalSignals::autoAdjustHistogramChanged,
this, &This::onAutoAdjustHistogramChanged);
connect(&EASY_GLOBALS.events, &profiler_gui::GlobalSignals::displayOnlyFramesOnHistogramChanged,
this, &This::onDisplayOnlyFramesOnHistogramChanged);
connect(&EASY_GLOBALS.events, &profiler_gui::GlobalSignals::threadNameDecorationChanged, this, &This::onThreadViewChanged);
connect(&EASY_GLOBALS.events, &profiler_gui::GlobalSignals::hexThreadIdChanged, this, &This::onThreadViewChanged);
connect(&EASY_GLOBALS.events, &profiler_gui::GlobalSignals::allDataGoingToBeDeleted, this, &This::clear);
}
BlocksGraphicsScrollbar::~BlocksGraphicsScrollbar()
{
}
//////////////////////////////////////////////////////////////////////////
void BlocksGraphicsScrollbar::onThreadViewChanged()
{
if (m_histogramItem->isVisible())
{
m_histogramItem->validateName();
scene()->update();
}
}
void BlocksGraphicsScrollbar::onExpectedFrameTimeChanged()
{
if (m_histogramItem->isVisible())
{
m_histogramItem->updateImage();
scene()->update();
}
}
void BlocksGraphicsScrollbar::onAutoAdjustHistogramChanged()
{
if (m_histogramItem->isVisible())
m_histogramItem->onModeChanged();
}
void BlocksGraphicsScrollbar::onDisplayOnlyFramesOnHistogramChanged()
{
if (m_histogramItem->isVisible())
m_histogramItem->rebuildSource(GraphicsHistogramItem::Hist_Id);
}
//////////////////////////////////////////////////////////////////////////
void BlocksGraphicsScrollbar::clear()
{
setHistogramSource(0, nullptr);
Parent::clear();
}
profiler::thread_id_t BlocksGraphicsScrollbar::hystThread() const
{
return m_histogramItem->threadId();
}
void BlocksGraphicsScrollbar::setHistogramSource(profiler::thread_id_t _thread_id, const profiler_gui::EasyItems* _items)
{
if (m_bLocked)
return;
m_histogramItem->setSource(_thread_id, _items);
scene()->update();
}
void BlocksGraphicsScrollbar::setHistogramSource(profiler::thread_id_t _thread_id, profiler::block_id_t _block_id)
{
if (m_bLocked)
return;
m_histogramItem->setSource(_thread_id, _block_id);
scene()->update();
}
void BlocksGraphicsScrollbar::mousePressEvent(QMouseEvent* _event)
{
Parent::mousePressEvent(_event);
if ((m_mouseButtons & Qt::RightButton) && _event->modifiers())
m_histogramItem->pickFrameTime(mapToScene(_event->pos()).y());
}
//////////////////////////////////////////////////////////////////////////
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