suyu/src/yuzu/debugger/profiler.cpp

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// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <QAction>
#include <QLayout>
#include <QMouseEvent>
#include <QPainter>
#include <QString>
#include <QTimer>
#include "common/common_types.h"
#include "common/microprofile.h"
#include "yuzu/debugger/profiler.h"
#include "yuzu/util/util.h"
// Include the implementation of the UI in this file. This isn't in microprofile.cpp because the
// non-Qt frontends don't need it (and don't implement the UI drawing hooks either).
#if MICROPROFILE_ENABLED
#define MICROPROFILEUI_IMPL 1
#include "common/microprofileui.h"
class MicroProfileWidget : public QWidget {
public:
MicroProfileWidget(QWidget* parent = nullptr);
protected:
void paintEvent(QPaintEvent* ev) override;
void showEvent(QShowEvent* ev) override;
void hideEvent(QHideEvent* ev) override;
void mouseMoveEvent(QMouseEvent* ev) override;
void mousePressEvent(QMouseEvent* ev) override;
void mouseReleaseEvent(QMouseEvent* ev) override;
void wheelEvent(QWheelEvent* ev) override;
void keyPressEvent(QKeyEvent* ev) override;
void keyReleaseEvent(QKeyEvent* ev) override;
private:
/// This timer is used to redraw the widget's contents continuously. To save resources, it only
/// runs while the widget is visible.
QTimer update_timer;
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/// Scale the coordinate system appropriately when dpi != 96.
qreal x_scale = 1.0, y_scale = 1.0;
};
#endif
MicroProfileDialog::MicroProfileDialog(QWidget* parent) : QWidget(parent, Qt::Dialog) {
setObjectName(QStringLiteral("MicroProfile"));
setWindowTitle(tr("&MicroProfile"));
resize(1000, 600);
// Remove the "?" button from the titlebar and enable the maximize button
setWindowFlags((windowFlags() & ~Qt::WindowContextHelpButtonHint) |
Qt::WindowMaximizeButtonHint);
#if MICROPROFILE_ENABLED
MicroProfileWidget* widget = new MicroProfileWidget(this);
QLayout* layout = new QVBoxLayout(this);
layout->setContentsMargins(0, 0, 0, 0);
layout->addWidget(widget);
setLayout(layout);
// Configure focus so that widget is focusable and the dialog automatically forwards focus to
// it.
setFocusProxy(widget);
widget->setFocusPolicy(Qt::StrongFocus);
widget->setFocus();
#endif
}
QAction* MicroProfileDialog::toggleViewAction() {
if (toggle_view_action == nullptr) {
toggle_view_action = new QAction(windowTitle(), this);
toggle_view_action->setCheckable(true);
toggle_view_action->setChecked(isVisible());
connect(toggle_view_action, &QAction::toggled, this, &MicroProfileDialog::setVisible);
}
return toggle_view_action;
}
void MicroProfileDialog::showEvent(QShowEvent* ev) {
if (toggle_view_action) {
toggle_view_action->setChecked(isVisible());
}
QWidget::showEvent(ev);
}
void MicroProfileDialog::hideEvent(QHideEvent* ev) {
if (toggle_view_action) {
toggle_view_action->setChecked(isVisible());
}
QWidget::hideEvent(ev);
}
#if MICROPROFILE_ENABLED
/// There's no way to pass a user pointer to MicroProfile, so this variable is used to make the
/// QPainter available inside the drawing callbacks.
static QPainter* mp_painter = nullptr;
MicroProfileWidget::MicroProfileWidget(QWidget* parent) : QWidget(parent) {
// Send mouse motion events even when not dragging.
setMouseTracking(true);
MicroProfileSetDisplayMode(1); // Timers screen
MicroProfileInitUI();
connect(&update_timer, &QTimer::timeout, this, qOverload<>(&MicroProfileWidget::update));
}
void MicroProfileWidget::paintEvent(QPaintEvent* ev) {
QPainter painter(this);
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// The units used by Microprofile for drawing are based in pixels on a 96 dpi display.
x_scale = qreal(painter.device()->logicalDpiX()) / 96.0;
y_scale = qreal(painter.device()->logicalDpiY()) / 96.0;
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painter.scale(x_scale, y_scale);
painter.setBackground(Qt::black);
painter.eraseRect(rect());
QFont font = GetMonospaceFont();
font.setPixelSize(MICROPROFILE_TEXT_HEIGHT);
painter.setFont(font);
mp_painter = &painter;
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MicroProfileDraw(rect().width() / x_scale, rect().height() / y_scale);
mp_painter = nullptr;
}
void MicroProfileWidget::showEvent(QShowEvent* ev) {
update_timer.start(15); // ~60 Hz
QWidget::showEvent(ev);
}
void MicroProfileWidget::hideEvent(QHideEvent* ev) {
update_timer.stop();
QWidget::hideEvent(ev);
}
void MicroProfileWidget::mouseMoveEvent(QMouseEvent* ev) {
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MicroProfileMousePosition(ev->pos().x() / x_scale, ev->pos().y() / y_scale, 0);
ev->accept();
}
void MicroProfileWidget::mousePressEvent(QMouseEvent* ev) {
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MicroProfileMousePosition(ev->pos().x() / x_scale, ev->pos().y() / y_scale, 0);
MicroProfileMouseButton(ev->buttons() & Qt::LeftButton, ev->buttons() & Qt::RightButton);
ev->accept();
}
void MicroProfileWidget::mouseReleaseEvent(QMouseEvent* ev) {
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MicroProfileMousePosition(ev->pos().x() / x_scale, ev->pos().y() / y_scale, 0);
MicroProfileMouseButton(ev->buttons() & Qt::LeftButton, ev->buttons() & Qt::RightButton);
ev->accept();
}
void MicroProfileWidget::wheelEvent(QWheelEvent* ev) {
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MicroProfileMousePosition(ev->pos().x() / x_scale, ev->pos().y() / y_scale,
ev->angleDelta().y() / 120);
ev->accept();
}
void MicroProfileWidget::keyPressEvent(QKeyEvent* ev) {
if (ev->key() == Qt::Key_Control) {
// Inform MicroProfile that the user is holding Ctrl.
MicroProfileModKey(1);
}
QWidget::keyPressEvent(ev);
}
void MicroProfileWidget::keyReleaseEvent(QKeyEvent* ev) {
if (ev->key() == Qt::Key_Control) {
MicroProfileModKey(0);
}
QWidget::keyReleaseEvent(ev);
}
// These functions are called by MicroProfileDraw to draw the interface elements on the screen.
void MicroProfileDrawText(int x, int y, u32 hex_color, const char* text, u32 text_length) {
// hex_color does not include an alpha, so it must be assumed to be 255
mp_painter->setPen(QColor::fromRgb(hex_color));
// It's impossible to draw a string using a monospaced font with a fixed width per cell in a
// way that's reliable across different platforms and fonts as far as I (yuriks) can tell, so
// draw each character individually in order to precisely control the text advance.
for (u32 i = 0; i < text_length; ++i) {
// Position the text baseline 1 pixel above the bottom of the text cell, this gives nice
// vertical alignment of text for a wide range of tested fonts.
mp_painter->drawText(x, y + MICROPROFILE_TEXT_HEIGHT - 2, QString{QLatin1Char{text[i]}});
x += MICROPROFILE_TEXT_WIDTH + 1;
}
}
void MicroProfileDrawBox(int left, int top, int right, int bottom, u32 hex_color,
MicroProfileBoxType type) {
QColor color = QColor::fromRgba(hex_color);
QBrush brush = color;
if (type == MicroProfileBoxTypeBar) {
QLinearGradient gradient(left, top, left, bottom);
gradient.setColorAt(0.f, color.lighter(125));
gradient.setColorAt(1.f, color.darker(125));
brush = gradient;
}
mp_painter->fillRect(left, top, right - left, bottom - top, brush);
}
void MicroProfileDrawLine2D(u32 vertices_length, float* vertices, u32 hex_color) {
// Temporary vector used to convert between the float array and QPointF. Marked static to reuse
// the allocation across calls.
static std::vector<QPointF> point_buf;
for (u32 i = 0; i < vertices_length; ++i) {
point_buf.emplace_back(vertices[i * 2 + 0], vertices[i * 2 + 1]);
}
// hex_color does not include an alpha, so it must be assumed to be 255
mp_painter->setPen(QColor::fromRgb(hex_color));
mp_painter->drawPolyline(point_buf.data(), vertices_length);
point_buf.clear();
}
#endif