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easy_profiler/profiler_gui/easy_graphics_scrollbar.cpp

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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) 2016-2017 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 <QContextMenuEvent>
#include <QMenu>
#include "easy_graphics_scrollbar.h"
#include "globals.h"
// TODO: use profiler_core/spin_lock.h
#if defined(_WIN32) && defined(EASY_GUI_USE_CRITICAL_SECTION)
# include <Windows.h>
# ifdef min
# undef min
# endif
# ifdef max
# undef max
# endif
namespace profiler_gui {
void spin_lock::lock() {
EnterCriticalSection((CRITICAL_SECTION*)m_lock);
}
void spin_lock::unlock() {
LeaveCriticalSection((CRITICAL_SECTION*)m_lock);
}
spin_lock::spin_lock() : m_lock(new CRITICAL_SECTION) {
InitializeCriticalSection((CRITICAL_SECTION*)m_lock);
}
spin_lock::~spin_lock() {
DeleteCriticalSection((CRITICAL_SECTION*)m_lock);
delete ((CRITICAL_SECTION*)m_lock);
}
}
#endif
//////////////////////////////////////////////////////////////////////////
const int DEFAULT_TOP = -40;
const int DEFAULT_HEIGHT = 80;
const int INDICATOR_SIZE = 6;
const int INDICATOR_SIZE_x2 = INDICATOR_SIZE << 1;
const int HIST_COLUMN_MIN_HEIGHT = 2;
const int WORKER_THREAD_CHECK_INTERVAL = 40;
const int BOUNDARY_TIMER_INTERVAL = 100;
//////////////////////////////////////////////////////////////////////////
inline qreal clamp(qreal _minValue, qreal _value, qreal _maxValue)
{
return (_value < _minValue ? _minValue : (_value > _maxValue ? _maxValue : _value));
}
inline qreal sqr(qreal _value)
{
return _value * _value;
}
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)
{
return ::std::min(sqr(sqr(duration)) * k, 0.9999999);
}
//////////////////////////////////////////////////////////////////////////
EasyGraphicsSliderItem::EasyGraphicsSliderItem(bool _main) : Parent(), m_halfwidth(0), m_bMain(_main)
{
m_indicator.reserve(3);
if (_main)
{
m_indicator.push_back(QPointF(0, DEFAULT_TOP + INDICATOR_SIZE));
m_indicator.push_back(QPointF(-INDICATOR_SIZE, DEFAULT_TOP));
m_indicator.push_back(QPointF(INDICATOR_SIZE, DEFAULT_TOP));
}
else
{
m_indicator.push_back(QPointF(0, DEFAULT_TOP + DEFAULT_HEIGHT - INDICATOR_SIZE));
m_indicator.push_back(QPointF(-INDICATOR_SIZE, DEFAULT_TOP + DEFAULT_HEIGHT));
m_indicator.push_back(QPointF(INDICATOR_SIZE, DEFAULT_TOP + DEFAULT_HEIGHT));
}
setWidth(1);
setBrush(Qt::SolidPattern);
}
EasyGraphicsSliderItem::~EasyGraphicsSliderItem()
{
}
void EasyGraphicsSliderItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem* _option, QWidget* _widget)
{
if (static_cast<const EasyGraphicsScrollbar*>(scene()->parent())->bindMode())
{
return;
}
const auto currentScale = static_cast<const EasyGraphicsScrollbar*>(scene()->parent())->getWindowScale();
const auto br = rect();
qreal w = width() * currentScale;
QRectF r(br.left() * currentScale, br.top() + INDICATOR_SIZE, w, br.height() - INDICATOR_SIZE_x2);
const auto r_right = r.right();
const auto r_bottom = r.bottom();
auto b = brush();
_painter->save();
_painter->setTransform(QTransform::fromScale(1.0 / currentScale, 1), true);
_painter->setBrush(b);
if (w > 1)
{
_painter->setPen(Qt::NoPen);
_painter->drawRect(r);
// Draw left and right borders
auto cmode = _painter->compositionMode();
if (m_bMain) _painter->setCompositionMode(QPainter::CompositionMode_Exclusion);
_painter->setPen(QColor::fromRgba(0xe0000000 | b.color().rgb()));
_painter->drawLine(QPointF(r.left(), r.top()), QPointF(r.left(), r_bottom));
_painter->drawLine(QPointF(r_right, r.top()), QPointF(r_right, r_bottom));
if (!m_bMain) _painter->setCompositionMode(cmode);
}
else
{
_painter->setPen(QColor::fromRgba(0xe0000000 | b.color().rgb()));
_painter->drawLine(QPointF(r.left(), r.top()), QPointF(r.left(), r_bottom));
if (m_bMain) _painter->setCompositionMode(QPainter::CompositionMode_Exclusion);
}
// Draw triangle indicators for small slider
_painter->setTransform(QTransform::fromTranslate(r.left() + w * 0.5, 0), true);
_painter->setPen(b.color().rgb());
_painter->drawPolygon(m_indicator);
_painter->restore();
}
qreal EasyGraphicsSliderItem::width() const
{
return m_halfwidth * 2.0;
}
qreal EasyGraphicsSliderItem::halfwidth() const
{
return m_halfwidth;
}
void EasyGraphicsSliderItem::setWidth(qreal _width)
{
m_halfwidth = _width * 0.5;
setRect(-m_halfwidth, DEFAULT_TOP, _width, DEFAULT_HEIGHT);
}
void EasyGraphicsSliderItem::setHalfwidth(qreal _halfwidth)
{
m_halfwidth = _halfwidth;
setRect(-m_halfwidth, DEFAULT_TOP, m_halfwidth * 2.0, DEFAULT_HEIGHT);
}
void EasyGraphicsSliderItem::setColor(QRgb _color)
{
setColor(QColor::fromRgba(_color));
}
void EasyGraphicsSliderItem::setColor(const QColor& _color)
{
auto b = brush();
b.setColor(_color);
setBrush(b);
}
//////////////////////////////////////////////////////////////////////////
EasyHistogramItem::EasyHistogramItem() : Parent(nullptr)
, m_threadDuration(0)
, m_threadProfiledTime(0)
, m_threadWaitTime(0)
, m_pSource(nullptr)
, m_workerImage(nullptr)
, m_topDuration(0)
, m_maxDuration(0)
, m_minDuration(0)
, m_imageOrigin(0)
, m_imageScale(1)
, m_workerImageOrigin(0)
, m_workerImageScale(1)
, m_workerTopDuration(0)
, m_workerBottomDuration(0)
, m_blockTotalDuraion(0)
, m_timer(::std::bind(&This::onTimeout, this))
, m_boundaryTimer([this](){ updateImage(); }, true)
, m_pProfilerThread(nullptr)
, m_threadId(0)
, m_blockId(::profiler_gui::numeric_max<decltype(m_blockId)>())
, m_timeouts(0)
, m_timeUnits(::profiler_gui::TimeUnits_auto)
, m_regime(Hist_Pointer)
, m_bPermitImageUpdate(false)
{
m_bReady = ATOMIC_VAR_INIT(false);
}
EasyHistogramItem::~EasyHistogramItem()
{
m_bReady.store(true, ::std::memory_order_release);
if (m_workerThread.joinable())
m_workerThread.join();
delete m_workerImage;
}
QRectF EasyHistogramItem::boundingRect() const
{
return m_boundingRect;
}
void EasyHistogramItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem* _option, QWidget* _widget)
{
if (!m_bPermitImageUpdate || (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 EasyHistogramItem::paintBusyIndicator(QPainter* _painter, qreal _current_scale)
{
const auto width = m_boundingRect.width() * _current_scale;
const auto h = _painter->fontMetrics().height();
_painter->setPen(Qt::black);
_painter->drawText(QRectF(0, m_boundingRect.top(), width, m_boundingRect.height() - h),
Qt::AlignCenter, "Generating image");
_painter->drawText(QRectF(0, m_boundingRect.top() + h, width, m_boundingRect.height() - h),
Qt::AlignCenter, QString(m_timeouts, QChar('.')));
}
void EasyHistogramItem::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_bottomDuration + _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, _width, _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 EasyHistogramItem::paintByPtr(QPainter* _painter)
{
const auto widget = static_cast<const EasyGraphicsScrollbar*>(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_topDuration - m_bottomDuration;
const auto maxColumnHeight = m_boundingRect.height();
const auto coeff = (m_boundingRect.height() - HIST_COLUMN_MIN_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())
{
_painter->setPen(Qt::NoPen);
if (!bindMode)
_painter->drawImage(0, m_boundingRect.top(), m_mainImage);
else
{
const auto range = widget->sliderWidth();
const auto minimum = widget->value();
const auto slider_k = widget->range() / range;
/*if (false)//slider_k < 8)
{
_painter->setTransform(QTransform::fromScale(slider_k, 1), true);
_painter->drawImage((widget->minimum() - minimum) * currentScale, m_boundingRect.top(), m_mainImage);
_painter->setTransform(QTransform::fromScale(1. / slider_k, 1), true);
}
else*/
{
const auto deltaScale = slider_k / m_imageScale;
_painter->setTransform(QTransform::fromScale(deltaScale, 1), true);
_painter->drawImage((widget->minimum() + m_imageOrigin - minimum) * currentScale * m_imageScale, m_boundingRect.top(), m_mainImage);
_painter->setTransform(QTransform::fromScale(1. / deltaScale, 1), true);
}
/*if (false)
{
const bool gotFrame = EASY_GLOBALS.frame_time > 1e-6f;
qreal frameCoeff = 1;
if (gotFrame)
{
if (EASY_GLOBALS.frame_time <= m_bottomDuration)
frameCoeff = m_boundingRect.height();
else
frameCoeff = 0.9 / EASY_GLOBALS.frame_time;
}
auto const calculate_color = gotFrame ? calculate_color2 : calculate_color1;
auto const k = gotFrame ? sqr(sqr(frameCoeff)) : 1.0 / m_boundingRect.height();
const auto& items = *m_pSource;
const auto maximum = minimum + range;
const auto realScale = currentScale * slider_k;
const auto offset = minimum * realScale;
auto 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;
}
qreal previous_x = -1e30, previous_h = -1e30;
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() <= m_bottomDuration ? HIST_COLUMN_MIN_HEIGHT :
(it->width() > m_topDuration ? maxColumnHeight : (HIST_COLUMN_MIN_HEIGHT + (it->width() - m_bottomDuration) * 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));
_painter->setBrush(brush);
}
rect.setRect(item_x, bottom - h, item_w, h);
_painter->drawRect(rect);
previous_x = item_r;
previous_h = h;
}
}*/
}
}
//if (!m_bReady.load(::std::memory_order_acquire))
// paintBusyIndicator(_painter, currentScale);
qreal top_width = width, bottom_width = width;
int font_h = 0;
if (!m_topDurationStr.isEmpty())
{
rect.setRect(0, m_boundingRect.top() - INDICATOR_SIZE, width - 3, m_boundingRect.height() + INDICATOR_SIZE_x2);
if (m_timeUnits != EASY_GLOBALS.time_units)
{
m_timeUnits = EASY_GLOBALS.time_units;
m_topDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_topDuration, 3);
m_bottomDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_bottomDuration, 3);
}
auto fm = _painter->fontMetrics();
font_h = fm.height();
//bottom_width -= fm.width(m_bottomDurationStr) + 7;
top_width -= fm.width(m_topDurationStr) + 7;
_painter->setPen(m_topDuration < m_maxDuration ? Qt::darkRed : Qt::black);
_painter->drawText(rect, Qt::AlignRight | Qt::AlignTop, m_topDurationStr);
rect.setRect(0, bottom, width - 3, font_h);
_painter->setPen(m_bottomDuration > m_minDuration ? Qt::darkRed : Qt::black);
_painter->drawText(rect, Qt::AlignRight | Qt::AlignTop, 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, maxColumnHeight - HIST_COLUMN_MIN_HEIGHT, top_width, m_mouseY, dtime, font_h);
if (m_bottomDuration < EASY_GLOBALS.frame_time && EASY_GLOBALS.frame_time < m_topDuration)
{
// Draw marker displaying expected frame_time step
const auto h = bottom - (EASY_GLOBALS.frame_time - m_bottomDuration) * coeff;
_painter->setPen(Qt::DashLine);
auto w = width;
const auto boundary = INDICATOR_SIZE - 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(Qt::black);
rect.setRect(0, bottom + 2, width, widget->defaultFontHeight());
const auto eventsSize = m_pProfilerThread->events.size();
_painter->drawText(rect, Qt::AlignHCenter | 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->drawText(rect, Qt::AlignLeft, bindMode ? " MODE: zoom" : " MODE: overview");
_painter->restore();
}
void EasyHistogramItem::paintById(QPainter* _painter)
{
const auto widget = static_cast<const EasyGraphicsScrollbar*>(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_topDuration - m_bottomDuration;
const auto maxColumnHeight = m_boundingRect.height();
const auto coeff = (m_boundingRect.height() - HIST_COLUMN_MIN_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())
{
_painter->setPen(Qt::NoPen);
if (!bindMode)
_painter->drawImage(0, m_boundingRect.top(), m_mainImage);
else
{
const auto range = widget->sliderWidth();
auto minimum = widget->value();
const auto slider_k = widget->range() / range;
/*if (false)//slider_k < 8)
{
_painter->setTransform(QTransform::fromScale(slider_k, 1), true);
_painter->drawImage((widget->minimum() - minimum) * currentScale, m_boundingRect.top(), m_mainImage);
_painter->setTransform(QTransform::fromScale(1. / slider_k, 1), true);
}
else*/
{
const auto deltaScale = slider_k / m_imageScale;
_painter->setTransform(QTransform::fromScale(deltaScale, 1), true);
_painter->drawImage((widget->minimum() + m_imageOrigin - minimum) * currentScale * m_imageScale, m_boundingRect.top(), m_mainImage);
_painter->setTransform(QTransform::fromScale(1. / deltaScale, 1), true);
}
/*if (false)
{
minimum *= 1e3;
const auto maximum = minimum + range * 1e3;
const auto realScale = currentScale * slider_k;
const auto offset = minimum * realScale;
auto first = ::std::lower_bound(items.begin(), items.end(), minimum + EASY_GLOBALS.begin_time, [](::profiler::block_index_t _item, qreal _value)
{
return easyBlock(_item).tree.node->begin() < _value;
});
if (first != items.end())
{
if (first != items.begin())
--first;
}
else
{
first = items.begin() + (items.size() - 1);
}
auto last = ::std::upper_bound(first, items.end(), maximum + EASY_GLOBALS.begin_time, [](qreal _value, ::profiler::block_index_t _item)
{
return _value < easyBlock(_item).tree.node->begin();
});
const auto n = static_cast<uint32_t>(::std::distance(first, last));
if (n > 0)
{
const bool gotFrame = EASY_GLOBALS.frame_time > 1e-6f;
qreal frameCoeff = 1;
if (gotFrame)
{
if (EASY_GLOBALS.frame_time <= m_bottomDuration)
frameCoeff = m_boundingRect.height();
else
frameCoeff = 0.9 / EASY_GLOBALS.frame_time;
}
auto const calculate_color = gotFrame ? calculate_color2 : calculate_color1;
auto const k = gotFrame ? sqr(sqr(frameCoeff)) : 1.0 / m_boundingRect.height();
const auto draw = [this, &previousColor, &brush, &_painter](qreal x, qreal y, qreal w, qreal h, QRgb color)
{
m_spin.lock();
if (previousColor != color)
{
// Set background color brush for rectangle
previousColor = color;
brush.setColor(QColor::fromRgba(0xc0000000 | color));
_painter->setBrush(brush);
}
_painter->drawRect(QRectF(x, y, w, h));
m_spin.unlock();
};
::std::vector<::std::thread> threads;
const auto n_threads = ::std::min(n, ::std::thread::hardware_concurrency());
threads.reserve(n_threads);
const auto n_items = n / n_threads;
for (uint32_t i = 0; i < n_threads; ++i)
{
auto begin = first + i * n_items;
threads.emplace_back([this, &draw, &maximum, &minimum, &realScale, &offset, &coeff, &calculate_color, &k, &bottom, &maxColumnHeight](decltype(begin) it, decltype(begin) end)
{
qreal previous_x = -1e30, previous_h = -1e30;
//for (auto it = first, end = items.end(); it != end; ++it)
for (; it != end; ++it)
{
// Draw rectangle
const auto item = easyBlock(*it).tree.node;
const auto beginTime = item->begin() - EASY_GLOBALS.begin_time;
if (beginTime > maximum)
break;
const auto endTime = item->end() - EASY_GLOBALS.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 qreal h = duration <= m_bottomDuration ? HIST_COLUMN_MIN_HEIGHT :
(duration > m_topDuration ? maxColumnHeight : (HIST_COLUMN_MIN_HEIGHT + (duration - m_bottomDuration) * 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();
draw(item_x, bottom - h, item_w, h, color);
//if (previousColor != color)
//{
// // Set background color brush for rectangle
// previousColor = color;
// brush.setColor(QColor::fromRgba(0xc0000000 | color));
// _painter->setBrush(brush);
//}
//rect.setRect(item_x, bottom - h, item_w, h);
//_painter->drawRect(rect);
previous_x = item_r;
previous_h = h;
}
}, begin, i == (n_threads - 1) ? items.end() : begin + n_items);
}
for (auto& t : threads)
t.join();
}
}*/
}
}
//if (!m_bReady.load(::std::memory_order_acquire))
// paintBusyIndicator(_painter, currentScale);
qreal top_width = width, bottom_width = width;
int font_h = 0;
if (!m_topDurationStr.isEmpty())
{
rect.setRect(0, m_boundingRect.top() - INDICATOR_SIZE, width - 3, m_boundingRect.height() + INDICATOR_SIZE_x2);
if (m_timeUnits != EASY_GLOBALS.time_units)
{
m_timeUnits = EASY_GLOBALS.time_units;
m_topDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_topDuration, 3);
m_bottomDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_bottomDuration, 3);
}
auto fm = _painter->fontMetrics();
font_h = fm.height();
//bottom_width -= fm.width(m_bottomDurationStr) + 7;
top_width -= fm.width(m_topDurationStr) + 7;
_painter->setPen(Qt::black);
_painter->setPen(m_topDuration < m_maxDuration ? Qt::darkRed : Qt::black);
_painter->drawText(rect, Qt::AlignRight | Qt::AlignTop, m_topDurationStr);
rect.setRect(0, bottom, width - 3, font_h);
_painter->setPen(m_bottomDuration > m_minDuration ? Qt::darkRed : Qt::black);
_painter->drawText(rect, Qt::AlignRight | Qt::AlignTop, 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, maxColumnHeight - HIST_COLUMN_MIN_HEIGHT, top_width, m_mouseY, dtime, font_h);
if (m_bottomDuration < EASY_GLOBALS.frame_time && EASY_GLOBALS.frame_time < m_topDuration)
{
// Draw marker displaying required frame_time step
const auto h = bottom - (EASY_GLOBALS.frame_time - m_bottomDuration) * coeff;
_painter->setPen(Qt::DashLine);
auto w = width;
const auto boundary = INDICATOR_SIZE - 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(Qt::black);
rect.setRect(0, bottom + 2, width, widget->defaultFontHeight());
if (!m_selectedBlocks.empty())
{
_painter->drawText(rect, Qt::AlignHCenter | Qt::TextDontClip, QString("%1 | %2 | %3 calls | %4% of thread profiled time")
.arg(m_threadName).arg(m_blockName).arg(m_selectedBlocks.size())
.arg(m_threadProfiledTime ? QString::number(100. * (double)m_blockTotalDuraion / (double)m_threadProfiledTime, 'f', 2) : QString("100")));
}
else
{
_painter->drawText(rect, Qt::AlignHCenter | Qt::TextDontClip, QString("%1 | %2 | 0 calls").arg(m_threadName).arg(m_blockName));
}
_painter->drawText(rect, Qt::AlignLeft, bindMode ? " MODE: zoom" : " MODE: overview");
_painter->restore();
}
::profiler::thread_id_t EasyHistogramItem::threadId() const
{
return m_threadId;
}
void EasyHistogramItem::setBoundingRect(const QRectF& _rect)
{
m_boundingRect = _rect;
}
void EasyHistogramItem::setBoundingRect(qreal x, qreal y, qreal w, qreal h)
{
m_boundingRect.setRect(x, y, w, h);
}
void EasyHistogramItem::rebuildSource(HistRegime _regime)
{
if (m_regime == _regime)
rebuildSource();
}
void EasyHistogramItem::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 EasyHistogramItem::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;
m_timer.stop();
m_boundaryTimer.stop();
m_bReady.store(true, ::std::memory_order_release);
if (m_workerThread.joinable())
m_workerThread.join();
m_blockName.clear();
m_blockTotalDuraion = 0;
delete m_workerImage;
m_workerImage = nullptr;
m_imageOriginUpdate = m_imageOrigin = 0;
m_imageScaleUpdate = m_imageScale = 1;
m_selectedBlocks.clear();
{ ::profiler::BlocksTree::children_t().swap(m_selectedBlocks); }
m_bPermitImageUpdate = 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;
m_bReady.store(false, ::std::memory_order_release);
m_workerThread = ::std::thread([this](const ::profiler_gui::EasyItems* _source)
{
m_maxDuration = 0;
m_minDuration = 1e30;
bool empty = true;
for (const auto& item : *_source)
{
if (m_bReady.load(::std::memory_order_acquire))
return;
if (easyDescriptor(easyBlock(item.block).tree.node->id()).type() == ::profiler::BLOCK_TYPE_EVENT)
continue;
const auto w = item.width();
if (w > m_maxDuration)
m_maxDuration = w;
if (w < m_minDuration)
m_minDuration = w;
empty = false;
}
if ((m_maxDuration - m_minDuration) < 1e-3)
{
if (m_minDuration > 0.1)
{
m_minDuration -= 0.1;
}
else
{
m_maxDuration = 0.1;
m_minDuration = 0;
}
}
m_topDuration = m_maxDuration;
m_bottomDuration = m_minDuration;
if (!empty)
{
m_topDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_topDuration, 3);
m_bottomDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_bottomDuration, 3);
}
else
{
m_topDurationStr.clear();
m_bottomDurationStr.clear();
}
m_bReady.store(true, ::std::memory_order_release);
}, m_pSource);
m_timeouts = 3;
m_timer.start(WORKER_THREAD_CHECK_INTERVAL);
show();
}
}
if (m_pSource == nullptr)
{
m_pProfilerThread = nullptr;
m_topDurationStr.clear();
m_bottomDurationStr.clear();
m_threadName.clear();
hide();
}
}
void EasyHistogramItem::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;
m_bPermitImageUpdate = 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_timer.stop();
m_boundaryTimer.stop();
m_bReady.store(true, ::std::memory_order_release);
if (m_workerThread.joinable())
m_workerThread.join();
m_pSource = nullptr;
m_topDurationStr.clear();
m_bottomDurationStr.clear();
m_blockName.clear();
m_blockTotalDuraion = 0;
delete m_workerImage;
m_workerImage = nullptr;
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_topDuration = m_maxDuration = 0;
m_bottomDuration = m_minDuration = 1e30;
m_bPermitImageUpdate = true;
m_bReady.store(true, ::std::memory_order_release);
}
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_bReady.store(false, ::std::memory_order_release);
m_workerThread = ::std::thread([this](decltype(root) profiler_thread, ::profiler::block_index_t selected_block, bool _showOnlyTopLevelBlocks)
{
typedef ::std::vector<::std::pair<::profiler::block_index_t, ::profiler::block_index_t> > Stack;
m_maxDuration = 0;
m_minDuration = 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_maxDuration)
m_maxDuration = w;
if (w < m_minDuration)
m_minDuration = w;
m_blockTotalDuraion += w;
}
if (_showOnlyTopLevelBlocks)
continue;
stack.push_back(::std::make_pair(frame, 0U));
while (!stack.empty())
{
if (m_bReady.load(::std::memory_order_acquire))
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 (m_bReady.load(::std::memory_order_acquire))
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_maxDuration)
m_maxDuration = w;
if (w < m_minDuration)
m_minDuration = w;
m_blockTotalDuraion += w;
}
if (!child.children.empty())
{
++top.second;
stack.push_back(::std::make_pair(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_maxDuration *= 1e-3;
m_minDuration *= 1e-3;
if ((m_maxDuration - m_minDuration) < 1e-3)
{
if (m_minDuration > 0.1)
{
m_minDuration -= 0.1;
}
else
{
m_maxDuration = 0.1;
m_minDuration = 0;
}
}
m_topDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_maxDuration, 3);
m_bottomDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_minDuration, 3);
}
m_topDuration = m_maxDuration;
m_bottomDuration = m_minDuration;
m_bReady.store(true, ::std::memory_order_release);
}, std::ref(root), EASY_GLOBALS.selected_block, EASY_GLOBALS.display_only_frames_on_histogram);
m_timeouts = 3;
m_timer.start(WORKER_THREAD_CHECK_INTERVAL);
}
show();
}
else
{
m_pProfilerThread = nullptr;
m_threadName.clear();
hide();
}
}
//////////////////////////////////////////////////////////////////////////
void EasyHistogramItem::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);
}
//////////////////////////////////////////////////////////////////////////
void EasyHistogramItem::onTimeout()
{
if (!isVisible())
{
m_timer.stop();
return;
}
if (++m_timeouts > 8)
m_timeouts = 3;
if (m_bReady.load(::std::memory_order_acquire))
{
m_timer.stop();
if (!m_bPermitImageUpdate)
{
// Worker thread have finished parsing input data (when setSource(_block_id) was called)
m_bPermitImageUpdate = true; // From now we can update an image
updateImage();
}
else
{
// Image updated
if (m_workerThread.joinable())
m_workerThread.join();
m_workerImage->swap(m_mainImage);
delete m_workerImage;
m_workerImage = nullptr;
m_imageOriginUpdate = m_imageOrigin = m_workerImageOrigin;
m_imageScaleUpdate = m_imageScale = m_workerImageScale;
if (EASY_GLOBALS.auto_adjust_histogram_height && !m_topDurationStr.isEmpty())
{
m_topDuration = m_workerTopDuration;
m_bottomDuration = m_workerBottomDuration;
m_topDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_topDuration, 3);
m_bottomDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_bottomDuration, 3);
}
}
}
scene()->update();
}
//////////////////////////////////////////////////////////////////////////
void EasyHistogramItem::pickTopBoundary(qreal _y)
{
if (m_bPermitImageUpdate && m_boundingRect.top() < _y && _y < m_boundingRect.bottom() && !m_topDurationStr.isEmpty())
{
m_topDuration = m_bottomDuration + (m_topDuration - m_bottomDuration) * (m_boundingRect.bottom() - _y) / (m_boundingRect.height() - HIST_COLUMN_MIN_HEIGHT);
m_topDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_topDuration, 3);
m_boundaryTimer.stop();
updateImage();
scene()->update(); // to update top-boundary text right now
}
}
void EasyHistogramItem::increaseTopBoundary()
{
if (m_bPermitImageUpdate && m_topDuration < m_maxDuration && !m_topDurationStr.isEmpty())
{
auto step = 0.05 * (m_maxDuration - m_bottomDuration);
if (m_topDuration < (m_bottomDuration + 1.25 * step))
step = 0.1 * (m_topDuration - m_bottomDuration);
m_topDuration = std::min(m_maxDuration, m_topDuration + step);
m_topDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_topDuration, 3);
updateImage();
scene()->update(); // to update top-boundary text right now
m_boundaryTimer.stop();
m_boundaryTimer.start(BOUNDARY_TIMER_INTERVAL);
}
}
void EasyHistogramItem::decreaseTopBoundary()
{
if (m_bPermitImageUpdate && m_topDuration > m_bottomDuration && !m_topDurationStr.isEmpty())
{
auto step = 0.05 * (m_maxDuration - m_bottomDuration);
if (m_topDuration < (m_bottomDuration + 1.25 * step))
step = std::max(0.1 * (m_topDuration - m_bottomDuration), 0.3);
if (m_topDuration > (m_bottomDuration + 1.25 * step))
{
m_topDuration = std::max(m_bottomDuration + step, m_topDuration - step);
m_topDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_topDuration, 3);
scene()->update(); // to update top-boundary text right now
m_boundaryTimer.stop();
m_boundaryTimer.start(BOUNDARY_TIMER_INTERVAL);
}
}
}
//////////////////////////////////////////////////////////////////////////
void EasyHistogramItem::pickBottomBoundary(qreal _y)
{
if (m_bPermitImageUpdate && m_boundingRect.top() < _y && _y < m_boundingRect.bottom() && !m_bottomDurationStr.isEmpty())
{
m_bottomDuration = m_bottomDuration + (m_topDuration - m_bottomDuration) * (m_boundingRect.bottom() - _y) / (m_boundingRect.height() - HIST_COLUMN_MIN_HEIGHT);
m_bottomDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_bottomDuration, 3);
m_boundaryTimer.stop();
updateImage();
scene()->update(); // to update top-boundary text right now
}
}
void EasyHistogramItem::increaseBottomBoundary()
{
if (m_bPermitImageUpdate && m_bottomDuration < m_topDuration && !m_bottomDurationStr.isEmpty())
{
auto step = 0.05 * (m_topDuration - m_minDuration);
if (m_bottomDuration > (m_topDuration - 1.25 * step))
step = 0.1 * (m_topDuration - m_bottomDuration);
if (m_bottomDuration < (m_topDuration - 1.25 * step))
{
m_bottomDuration = std::min(m_topDuration - step, m_bottomDuration + step);
m_bottomDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_bottomDuration, 3);
scene()->update(); // to update bottom-boundary text right now
m_boundaryTimer.stop();
m_boundaryTimer.start(BOUNDARY_TIMER_INTERVAL);
}
}
}
void EasyHistogramItem::decreaseBottomBoundary()
{
if (m_bPermitImageUpdate && m_bottomDuration > m_minDuration && !m_bottomDurationStr.isEmpty())
{
auto step = 0.05 * (m_topDuration - m_minDuration);
if (m_bottomDuration > (m_topDuration - 1.25 * step))
step = std::max(0.1 * (m_topDuration - m_bottomDuration), 0.3);
m_bottomDuration = std::max(m_minDuration, m_bottomDuration - step);
m_bottomDurationStr = ::profiler_gui::timeStringReal(m_timeUnits, m_bottomDuration, 3);
scene()->update(); // to update top-boundary text right now
m_boundaryTimer.stop();
m_boundaryTimer.start(BOUNDARY_TIMER_INTERVAL);
}
}
//////////////////////////////////////////////////////////////////////////
void EasyHistogramItem::setMouseY(qreal _mouseY)
{
m_mouseY = _mouseY;
}
void EasyHistogramItem::pickFrameTime(qreal _y) const
{
if (m_bPermitImageUpdate && m_boundingRect.top() < _y && _y < m_boundingRect.bottom() && !m_topDurationStr.isEmpty())
{
EASY_GLOBALS.frame_time = m_bottomDuration + (m_topDuration - m_bottomDuration) * (m_boundingRect.bottom() - _y) / (m_boundingRect.height() - HIST_COLUMN_MIN_HEIGHT);
emit EASY_GLOBALS.events.expectedFrameTimeChanged();
}
}
//////////////////////////////////////////////////////////////////////////
void EasyHistogramItem::onValueChanged()
{
const auto widget = static_cast<const EasyGraphicsScrollbar*>(scene()->parent());
if (!widget->bindMode())
return;
m_boundaryTimer.stop();
const auto sliderWidth_inv = 1.0 / widget->sliderWidth();
const auto k = widget->range() * sliderWidth_inv;
const auto deltaScale = m_imageScaleUpdate < k ? (k / m_imageScaleUpdate) : (m_imageScaleUpdate / k);
if (deltaScale > 4) {
updateImage();
return;
}
const auto deltaOffset = (widget->value() - m_imageOriginUpdate) * sliderWidth_inv;
if (deltaOffset < 1.5 || deltaOffset > 4.5) {
updateImage();
return;
}
m_boundaryTimer.start(BOUNDARY_TIMER_INTERVAL);
}
//////////////////////////////////////////////////////////////////////////
void EasyHistogramItem::onModeChanged()
{
if (!m_bPermitImageUpdate)
return;
const auto widget = static_cast<const EasyGraphicsScrollbar*>(scene()->parent());
if (!widget->bindMode() && EASY_GLOBALS.auto_adjust_histogram_height)
{
m_topDuration = m_maxDuration;
m_bottomDuration = m_minDuration;
}
m_boundaryTimer.stop();
updateImage();
}
//////////////////////////////////////////////////////////////////////////
void EasyHistogramItem::cancelImageUpdate()
{
if (!m_bPermitImageUpdate)
return;
m_bReady.store(true, ::std::memory_order_release);
if (m_workerThread.joinable())
m_workerThread.join();
m_bReady.store(false, ::std::memory_order_release);
delete m_workerImage;
m_workerImage = nullptr;
m_imageOriginUpdate = m_imageOrigin;
m_imageScaleUpdate = m_imageScale;
m_timer.stop();
}
void EasyHistogramItem::updateImage()
{
if (!m_bPermitImageUpdate)
return;
const auto widget = static_cast<const EasyGraphicsScrollbar*>(scene()->parent());
m_bReady.store(true, ::std::memory_order_release);
if (m_workerThread.joinable())
m_workerThread.join();
m_bReady.store(false, ::std::memory_order_release);
delete m_workerImage;
m_workerImage = nullptr;
m_imageScaleUpdate = widget->range() / widget->sliderWidth();
m_imageOriginUpdate = widget->bindMode() ? (widget->value() - widget->sliderWidth() * 3) : widget->minimum();
m_workerThread = ::std::thread([this](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, qreal _origin, bool _autoAdjustHist)
{
updateImage(_boundingRect, _regime, _current_scale, _minimum, _maximum, _range, _value, _width, _top_duration, _bottom_duration, _bindMode, _frame_time, _begin_time, _origin, _autoAdjustHist);
m_bReady.store(true, ::std::memory_order_release);
}, m_boundingRect, m_regime, widget->getWindowScale(), widget->minimum(), widget->maximum(), widget->range(), widget->value(), widget->sliderWidth(),
m_topDuration, m_bottomDuration, widget->bindMode(), EASY_GLOBALS.frame_time, EASY_GLOBALS.begin_time, m_imageOriginUpdate, EASY_GLOBALS.auto_adjust_histogram_height);
m_timeouts = 3;
m_timer.start(WORKER_THREAD_CHECK_INTERVAL);
}
void EasyHistogramItem::updateImage(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,
qreal _origin, 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;
}
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)
{
_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() - HIST_COLUMN_MIN_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 : (HIST_COLUMN_MIN_HEIGHT + (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)
{
_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() - HIST_COLUMN_MIN_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 : (HIST_COLUMN_MIN_HEIGHT + (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;
}
//////////////////////////////////////////////////////////////////////////
EasyGraphicsScrollbar::EasyGraphicsScrollbar(QWidget* _parent)
: Parent(_parent)
, m_minimumValue(0)
, m_maximumValue(500)
, m_value(10)
, m_windowScale(1)
, m_mouseButtons(Qt::NoButton)
, m_slider(nullptr)
, m_chronometerIndicator(nullptr)
, m_histogramItem(nullptr)
, m_defaultFontHeight(0)
, m_bScrolling(false)
, m_bBindMode(false)
, m_bLocked(false)
{
setCacheMode(QGraphicsView::CacheNone);
setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
//setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);
setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
setOptimizationFlag(QGraphicsView::DontSavePainterState, true);
setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
setContentsMargins(0, 0, 0, 0);
auto selfScene = new QGraphicsScene(this);
m_defaultFontHeight = QFontMetrics(selfScene->font()).height();
selfScene->setSceneRect(0, DEFAULT_TOP, 500, DEFAULT_HEIGHT + m_defaultFontHeight + 2);
setFixedHeight(DEFAULT_HEIGHT + m_defaultFontHeight + 2);
setScene(selfScene);
m_histogramItem = new EasyHistogramItem();
m_histogramItem->setPos(0, 0);
m_histogramItem->setBoundingRect(0, DEFAULT_TOP + INDICATOR_SIZE, scene()->width(), DEFAULT_HEIGHT - INDICATOR_SIZE_x2);
selfScene->addItem(m_histogramItem);
m_histogramItem->hide();
m_chronometerIndicator = new EasyGraphicsSliderItem(false);
m_chronometerIndicator->setPos(0, 0);
m_chronometerIndicator->setColor(0x40000000 | ::profiler_gui::CHRONOMETER_COLOR.rgba());
selfScene->addItem(m_chronometerIndicator);
m_chronometerIndicator->hide();
m_slider = new EasyGraphicsSliderItem(true);
m_slider->setPos(0, 0);
m_slider->setColor(0x40c0c0c0);
selfScene->addItem(m_slider);
m_slider->hide();
connect(&EASY_GLOBALS.events, &::profiler_gui::EasyGlobalSignals::expectedFrameTimeChanged, [this]()
{
if (m_histogramItem->isVisible())
{
m_histogramItem->updateImage();
scene()->update();
}
});
connect(&EASY_GLOBALS.events, &::profiler_gui::EasyGlobalSignals::autoAdjustHistogramChanged, [this]()
{
if (m_histogramItem->isVisible())
m_histogramItem->onModeChanged();
});
connect(&EASY_GLOBALS.events, &::profiler_gui::EasyGlobalSignals::displayOnlyFramesOnHistogramChanged, [this]()
{
if (m_histogramItem->isVisible())
m_histogramItem->rebuildSource(EasyHistogramItem::Hist_Id);
});
connect(&EASY_GLOBALS.events, &::profiler_gui::EasyGlobalSignals::threadNameDecorationChanged, this, &This::onThreadViewChanged);
connect(&EASY_GLOBALS.events, &::profiler_gui::EasyGlobalSignals::hexThreadIdChanged, this, &This::onThreadViewChanged);
centerOn(0, 0);
}
EasyGraphicsScrollbar::~EasyGraphicsScrollbar()
{
}
//////////////////////////////////////////////////////////////////////////
void EasyGraphicsScrollbar::onThreadViewChanged()
{
if (m_histogramItem->isVisible())
{
m_histogramItem->validateName();
scene()->update();
}
}
//////////////////////////////////////////////////////////////////////////
void EasyGraphicsScrollbar::clear()
{
setHistogramSource(0, nullptr);
hideChrono();
setRange(0, 100);
setSliderWidth(2);
setValue(0);
}
//////////////////////////////////////////////////////////////////////////
bool EasyGraphicsScrollbar::bindMode() const
{
return m_bBindMode;
}
qreal EasyGraphicsScrollbar::getWindowScale() const
{
return m_windowScale;
}
::profiler::thread_id_t EasyGraphicsScrollbar::hystThread() const
{
return m_histogramItem->threadId();
}
qreal EasyGraphicsScrollbar::minimum() const
{
return m_minimumValue;
}
qreal EasyGraphicsScrollbar::maximum() const
{
return m_maximumValue;
}
qreal EasyGraphicsScrollbar::range() const
{
return m_maximumValue - m_minimumValue;
}
qreal EasyGraphicsScrollbar::value() const
{
return m_value;
}
qreal EasyGraphicsScrollbar::sliderWidth() const
{
return m_slider->width();
}
qreal EasyGraphicsScrollbar::sliderHalfWidth() const
{
return m_slider->halfwidth();
}
int EasyGraphicsScrollbar::defaultFontHeight() const
{
return m_defaultFontHeight;
}
//////////////////////////////////////////////////////////////////////////
void EasyGraphicsScrollbar::setValue(qreal _value)
{
m_value = clamp(m_minimumValue, _value, ::std::max(m_minimumValue, m_maximumValue - m_slider->width()));
m_slider->setX(m_value + m_slider->halfwidth());
emit valueChanged(m_value);
if (m_histogramItem->isVisible())
m_histogramItem->onValueChanged();
}
void EasyGraphicsScrollbar::setRange(qreal _minValue, qreal _maxValue)
{
const auto oldRange = range();
const auto oldValue = oldRange < 1e-3 ? 0.0 : m_value / oldRange;
m_minimumValue = _minValue;
m_maximumValue = _maxValue;
scene()->setSceneRect(_minValue, DEFAULT_TOP, _maxValue - _minValue, DEFAULT_HEIGHT + m_defaultFontHeight + 4);
m_histogramItem->cancelImageUpdate();
m_histogramItem->setBoundingRect(_minValue, DEFAULT_TOP + INDICATOR_SIZE, _maxValue, DEFAULT_HEIGHT - INDICATOR_SIZE_x2);
emit rangeChanged();
setValue(_minValue + oldValue * range());
onWindowWidthChange(width());
if (m_histogramItem->isVisible())
m_histogramItem->updateImage();
}
void EasyGraphicsScrollbar::setSliderWidth(qreal _width)
{
m_slider->setWidth(_width);
setValue(m_value);
}
//////////////////////////////////////////////////////////////////////////
void EasyGraphicsScrollbar::setChronoPos(qreal _left, qreal _right)
{
m_chronometerIndicator->setWidth(_right - _left);
m_chronometerIndicator->setX(_left + m_chronometerIndicator->halfwidth());
}
void EasyGraphicsScrollbar::showChrono()
{
m_chronometerIndicator->show();
}
void EasyGraphicsScrollbar::hideChrono()
{
m_chronometerIndicator->hide();
}
//////////////////////////////////////////////////////////////////////////
void EasyGraphicsScrollbar::setHistogramSource(::profiler::thread_id_t _thread_id, const ::profiler_gui::EasyItems* _items)
{
if (m_bLocked)
return;
m_histogramItem->setSource(_thread_id, _items);
m_slider->setVisible(m_histogramItem->isVisible());
scene()->update();
}
void EasyGraphicsScrollbar::setHistogramSource(::profiler::thread_id_t _thread_id, ::profiler::block_id_t _block_id)
{
if (m_bLocked)
return;
m_histogramItem->setSource(_thread_id, _block_id);
m_slider->setVisible(m_histogramItem->isVisible());
scene()->update();
}
//////////////////////////////////////////////////////////////////////////
void EasyGraphicsScrollbar::mousePressEvent(QMouseEvent* _event)
{
_event->accept();
m_mouseButtons = _event->buttons();
if (m_mouseButtons & Qt::LeftButton)
{
if (_event->modifiers() & Qt::ControlModifier)
{
m_histogramItem->pickBottomBoundary(mapToScene(_event->pos()).y());
}
else if (_event->modifiers() & Qt::ShiftModifier)
{
m_histogramItem->pickTopBoundary(mapToScene(_event->pos()).y());
}
else
{
m_bScrolling = true;
m_mousePressPos = _event->pos();
if (!m_bBindMode)
setValue(mapToScene(m_mousePressPos).x() - m_minimumValue - m_slider->halfwidth());
}
}
if (m_mouseButtons & Qt::RightButton)
{
if (_event->modifiers())
{
m_histogramItem->pickFrameTime(mapToScene(_event->pos()).y());
}
else
{
m_bBindMode = !m_bBindMode;
if (m_histogramItem->isVisible())
m_histogramItem->onModeChanged();
}
}
//QGraphicsView::mousePressEvent(_event);
}
void EasyGraphicsScrollbar::mouseReleaseEvent(QMouseEvent* _event)
{
m_mouseButtons = _event->buttons();
m_bScrolling = false;
_event->accept();
//QGraphicsView::mouseReleaseEvent(_event);
}
void EasyGraphicsScrollbar::mouseMoveEvent(QMouseEvent* _event)
{
const auto pos = _event->pos();
if (m_mouseButtons & Qt::LeftButton)
{
const auto delta = pos - m_mousePressPos;
m_mousePressPos = pos;
if (m_bScrolling)
{
auto realScale = m_windowScale;
if (m_bBindMode)
realScale *= -range() / sliderWidth();
setValue(m_value + delta.x() / realScale);
}
}
if (m_histogramItem->isVisible())
{
m_histogramItem->setMouseY(mapToScene(pos).y());
scene()->update();
}
}
void EasyGraphicsScrollbar::wheelEvent(QWheelEvent* _event)
{
_event->accept();
if (_event->modifiers() & Qt::ShiftModifier)
{
// Shift + mouse wheel will change histogram top boundary
if (m_histogramItem->isVisible())
{
if (_event->delta() > 0)
m_histogramItem->increaseTopBoundary();
else
m_histogramItem->decreaseTopBoundary();
}
return;
}
if (_event->modifiers() & Qt::ControlModifier)
{
// Ctrl + mouse wheel will change histogram bottom boundary
if (m_histogramItem->isVisible())
{
if (_event->delta() > 0)
m_histogramItem->increaseBottomBoundary();
else
m_histogramItem->decreaseBottomBoundary();
}
return;
}
if (!m_bBindMode)
{
const auto w = m_slider->halfwidth() * (_event->delta() < 0 ? ::profiler_gui::SCALING_COEFFICIENT : ::profiler_gui::SCALING_COEFFICIENT_INV);
setValue(mapToScene(_event->pos()).x() - m_minimumValue - w);
emit wheeled(w * m_windowScale, _event->delta());
}
else
{
const auto x = (mapToScene(_event->pos()).x() - m_minimumValue) * m_windowScale;
emit wheeled(x, _event->delta());
}
}
void EasyGraphicsScrollbar::resizeEvent(QResizeEvent* _event)
{
onWindowWidthChange(_event->size().width());
if (m_histogramItem->isVisible())
m_histogramItem->updateImage();
}
//////////////////////////////////////////////////////////////////////////
void EasyGraphicsScrollbar::onWindowWidthChange(qreal _width)
{
const auto oldScale = m_windowScale;
const auto scrollingRange = range();
if (scrollingRange < 1e-3)
{
m_windowScale = 1;
}
else
{
m_windowScale = _width / scrollingRange;
}
scale(m_windowScale / oldScale, 1);
}
//////////////////////////////////////////////////////////////////////////
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