Add profiling infrastructure and widget

3 files changed, 221 insertions, 0 deletions

diff --git a/src/citra_qt/debugger/profiler.cpp b/src/citra_qt/debugger/profiler.cpp
new file mode 100644
index 00000000..ae0568b6
--- /dev/null
+++ b/src/citra_qt/debugger/profiler.cpp
@@ -0,0 +1,138 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "profiler.h"
+
+#include "common/profiler_reporting.h"
+
+using namespace Common::Profiling;
+
+static QVariant GetDataForColumn(int col, const AggregatedDuration& duration)
+{
+    static auto duration_to_float = [](Duration dur) -> float {
+        using FloatMs = std::chrono::duration<float, std::chrono::milliseconds::period>;
+        return std::chrono::duration_cast<FloatMs>(dur).count();
+    };
+
+    switch (col) {
+    case 1: return duration_to_float(duration.avg);
+    case 2: return duration_to_float(duration.min);
+    case 3: return duration_to_float(duration.max);
+    default: return QVariant();
+    }
+}
+
+static const TimingCategoryInfo* GetCategoryInfo(int id)
+{
+    const auto& categories = GetProfilingManager().GetTimingCategoriesInfo();
+    if (id >= categories.size()) {
+        return nullptr;
+    } else {
+        return &categories[id];
+    }
+}
+
+ProfilerModel::ProfilerModel(QObject* parent) : QAbstractItemModel(parent)
+{
+    updateProfilingInfo();
+    const auto& categories = GetProfilingManager().GetTimingCategoriesInfo();
+    results.time_per_category.resize(categories.size());
+}
+
+QVariant ProfilerModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+    if (orientation == Qt::Horizontal && role == Qt::DisplayRole) {
+        switch (section) {
+        case 0: return tr("Category");
+        case 1: return tr("Avg");
+        case 2: return tr("Min");
+        case 3: return tr("Max");
+        }
+    }
+
+    return QVariant();
+}
+
+QModelIndex ProfilerModel::index(int row, int column, const QModelIndex& parent) const
+{
+    return createIndex(row, column);
+}
+
+QModelIndex ProfilerModel::parent(const QModelIndex& child) const
+{
+    return QModelIndex();
+}
+
+int ProfilerModel::columnCount(const QModelIndex& parent) const
+{
+    return 4;
+}
+
+int ProfilerModel::rowCount(const QModelIndex& parent) const
+{
+    if (parent.isValid()) {
+        return 0;
+    } else {
+        return results.time_per_category.size() + 2;
+    }
+}
+
+QVariant ProfilerModel::data(const QModelIndex& index, int role) const
+{
+    if (role == Qt::DisplayRole) {
+        if (index.row() == 0) {
+            if (index.column() == 0) {
+                return tr("Frame");
+            } else {
+                return GetDataForColumn(index.column(), results.frame_time);
+            }
+        } else if (index.row() == 1) {
+            if (index.column() == 0) {
+                return tr("Frame (with swapping)");
+            } else {
+                return GetDataForColumn(index.column(), results.interframe_time);
+            }
+        } else {
+            if (index.column() == 0) {
+                const TimingCategoryInfo* info = GetCategoryInfo(index.row() - 2);
+                return info != nullptr ? QString(info->name) : QVariant();
+            } else {
+                if (index.row() - 2 < results.time_per_category.size()) {
+                    return GetDataForColumn(index.column(), results.time_per_category[index.row() - 2]);
+                } else {
+                    return QVariant();
+                }
+            }
+        }
+    }
+
+    return QVariant();
+}
+
+void ProfilerModel::updateProfilingInfo()
+{
+    results = GetTimingResultsAggregator()->GetAggregatedResults();
+    emit dataChanged(createIndex(0, 1), createIndex(rowCount() - 1, 3));
+}
+
+ProfilerWidget::ProfilerWidget(QWidget* parent) : QDockWidget(parent)
+{
+    ui.setupUi(this);
+
+    model = new ProfilerModel(this);
+    ui.treeView->setModel(model);
+
+    connect(this, SIGNAL(visibilityChanged(bool)), SLOT(setProfilingInfoUpdateEnabled(bool)));
+    connect(&update_timer, SIGNAL(timeout()), model, SLOT(updateProfilingInfo()));
+}
+
+void ProfilerWidget::setProfilingInfoUpdateEnabled(bool enable)
+{
+    if (enable) {
+        update_timer.start(100);
+        model->updateProfilingInfo();
+    } else {
+        update_timer.stop();
+    }
+}
diff --git a/src/citra_qt/debugger/profiler.h b/src/citra_qt/debugger/profiler.h
new file mode 100644
index 00000000..a6d87aa0
--- /dev/null
+++ b/src/citra_qt/debugger/profiler.h
@@ -0,0 +1,50 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <QAbstractItemModel>
+#include <QDockWidget>
+#include <QTimer>
+#include "ui_profiler.h"
+
+#include "common/profiler_reporting.h"
+
+class ProfilerModel : public QAbstractItemModel
+{
+    Q_OBJECT
+
+public:
+    ProfilerModel(QObject* parent);
+
+    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
+    QModelIndex index(int row, int column, const QModelIndex& parent = QModelIndex()) const override;
+    QModelIndex parent(const QModelIndex& child) const override;
+    int columnCount(const QModelIndex& parent = QModelIndex()) const override;
+    int rowCount(const QModelIndex& parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
+
+public slots:
+    void updateProfilingInfo();
+
+private:
+    Common::Profiling::AggregatedFrameResult results;
+};
+
+class ProfilerWidget : public QDockWidget
+{
+    Q_OBJECT
+
+public:
+    ProfilerWidget(QWidget* parent = 0);
+
+private slots:
+    void setProfilingInfoUpdateEnabled(bool enable);
+
+private:
+    Ui::Profiler ui;
+    ProfilerModel* model;
+
+    QTimer update_timer;
+};
diff --git a/src/citra_qt/debugger/profiler.ui b/src/citra_qt/debugger/profiler.ui
new file mode 100644
index 00000000..d3c9a9a1
--- /dev/null
+++ b/src/citra_qt/debugger/profiler.ui
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>Profiler</class>
+ <widget class="QDockWidget" name="Profiler">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Profiler</string>
+  </property>
+  <widget class="QWidget" name="dockWidgetContents">
+   <layout class="QVBoxLayout" name="verticalLayout">
+    <item>
+     <widget class="QTreeView" name="treeView">
+      <property name="alternatingRowColors">
+       <bool>true</bool>
+      </property>
+      <property name="uniformRowHeights">
+       <bool>true</bool>
+      </property>
+     </widget>
+    </item>
+   </layout>
+  </widget>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>