Add stress test for QML web content

tests/qml/qml/controls/WebEntityView.qml

@@ -0,0 +1,32 @@
+//
+//  WebEntityView.qml
+//
+//  Created by Kunal Gosar on 16 March 2017
+//  Copyright 2017 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+import QtQuick 2.5
+import QtWebEngine 1.5
+
+WebEngineView {
+    id: webViewCore
+    objectName: "webEngineView"
+    width: parent !== null ? parent.width : undefined
+    height: parent !== null ? parent.height : undefined
+
+    onFeaturePermissionRequested: {
+        grantFeaturePermission(securityOrigin, feature, true);
+    }
+
+    //disable popup
+    onContextMenuRequested: {
+        request.accepted = true;
+    }
+
+    onNewViewRequested: {
+        newViewRequestedCallback(request)
+    }
+}

tests/qml/src/main.cpp

@@ -28,52 +28,82 @@
 #include <QtGui/QImage>
 #include <QtGui/QOpenGLFunctions_4_5_Core>
 #include <QtGui/QOpenGLContext>
-
+#include <QtQuick/QQuickItem>
 #include <QtQml/QQmlContext>
 #include <QtQml/QQmlComponent>
 
+#include <SettingInterface.h>
+
 #include <gl/OffscreenGLCanvas.h>
-#include <GLMHelpers.h>
 #include <PathUtils.h>
 #include <NumericalConstants.h>
 #include <PerfStat.h>
 #include <PathUtils.h>
 #include <ViewFrustum.h>
 #include <qml/OffscreenSurface.h>
+#include <unordered_set>
+#include <array>
+
+#pragma optimize("", off)
+
+namespace gl {
+    extern void initModuleGl();
+}
 
 
-class OffscreenQmlSurface : public hifi::qml::OffscreenSurface {
+QUrl getTestResource(const QString& relativePath) {
+    static QString dir;
+    if (dir.isEmpty()) {
+        QDir path(__FILE__);
+        path.cdUp();
+        dir = path.cleanPath(path.absoluteFilePath("../")) + "/";
+        qDebug() << "Resources Path: " << dir;
+    }
+    return QUrl::fromLocalFile(dir + relativePath);
+}
 
+
+#define DIVISIONS_X 5
+#define DIVISIONS_Y 5
+
+using QmlPtr = QSharedPointer<hifi::qml::OffscreenSurface>;
+using TextureAndFence = hifi::qml::OffscreenSurface::TextureAndFence;
+
+struct QmlInfo {
+    QmlPtr surface;
+    GLuint texture{ 0 };
+    uint64_t lifetime{ 0 };
 };
 
 class TestWindow : public QWindow {
-
 public:
     TestWindow();
 
-
 private:
-    using TextureAndFence = hifi::qml::OffscreenSurface::TextureAndFence;
     QOpenGLContext _glContext;
     OffscreenGLCanvas _sharedContext;
-    OffscreenQmlSurface _offscreenQml;
+    std::array<std::array<QmlInfo, DIVISIONS_Y>, DIVISIONS_X> _surfaces;
+
     QOpenGLFunctions_4_5_Core _glf;
-    uint32_t _currentTexture{ 0 };
-    GLsync _readFence{ 0 };
     std::function<void(uint32_t, void*)> _discardLamdba;
     QSize _size;
+    size_t _surfaceCount{ 0 };
     GLuint _fbo{ 0 };
     const QSize _qmlSize{ 640, 480 };
     bool _aboutToQuit{ false };
     void initGl();
+    void updateSurfaces();
+    void buildSurface(QmlInfo& qmlInfo);
+    void destroySurface(QmlInfo& qmlInfo);
     void resizeWindow(const QSize& size);
     void draw();
     void resizeEvent(QResizeEvent* ev) override;
 };
 
 TestWindow::TestWindow() {
-    setSurfaceType(QSurface::OpenGLSurface);
+    Setting::init();
 
+    setSurfaceType(QSurface::OpenGLSurface);
     QSurfaceFormat format;
     format.setDepthBufferSize(24);
     format.setStencilBufferSize(8);
@@ -85,11 +115,12 @@ TestWindow::TestWindow() {
 
     show();
 
+
     resize(QSize(800, 600));
 
     auto timer = new QTimer(this);
     timer->setTimerType(Qt::PreciseTimer);
-    timer->setInterval(5);
+    timer->setInterval(30);
     connect(timer, &QTimer::timeout, [&] { draw(); });
     timer->start();
 
@@ -97,7 +128,6 @@ TestWindow::TestWindow() {
         timer->stop();
         _aboutToQuit = true;
     });
-
 }
 
 void TestWindow::initGl() {
@@ -105,6 +135,7 @@ void TestWindow::initGl() {
     if (!_glContext.create() || !_glContext.makeCurrent(this)) {
         qFatal("Unable to intialize Window GL context");
     }
+    gl::initModuleGl();
 
     _glf.initializeOpenGLFunctions();
     _glf.glCreateFramebuffers(1, &_fbo);
@@ -113,15 +144,104 @@ void TestWindow::initGl() {
         qFatal("Unable to intialize Shared GL context");
     }
     hifi::qml::OffscreenSurface::setSharedContext(_sharedContext.getContext());
-    _discardLamdba = _offscreenQml.getDiscardLambda();
+    _discardLamdba = hifi::qml::OffscreenSurface::getDiscardLambda();
-    _offscreenQml.resize({ 640, 480 });
-    _offscreenQml.load(QUrl::fromLocalFile("C:/Users/bdavi/Git/hifi/tests/qml/qml/main.qml"));
 }
 
 void TestWindow::resizeWindow(const QSize& size) {
     _size = size;
 }
 
+static const int DEFAULT_MAX_FPS = 10;
+static const int YOUTUBE_MAX_FPS = 30;
+static const QString CONTROL_URL{ "/qml/controls/WebEntityView.qml" };
+static const char* URL_PROPERTY{ "url" };
+
+QString getSourceUrl() {
+    static const std::vector<QString> SOURCE_URLS{
+        "https://www.reddit.com/wiki/random",
+        "https://en.wikipedia.org/wiki/Wikipedia:Random",
+        "https://slashdot.org/",
+        //"https://www.youtube.com/watch?v=gDXwhHm4GhM",
+        //"https://www.youtube.com/watch?v=Ch_hoYPPeGc",
+    };
+
+    auto index = rand() % SOURCE_URLS.size();
+    return SOURCE_URLS[index];
+}
+
+
+
+void TestWindow::buildSurface(QmlInfo& qmlInfo) {
+    ++_surfaceCount;
+    auto lifetimeSecs = (uint32_t)(2.0f + (randFloat() * 10.0f));
+    auto lifetimeUsecs = (USECS_PER_SECOND * lifetimeSecs);
+    qmlInfo.lifetime = lifetimeUsecs + usecTimestampNow();
+    qmlInfo.texture = 0;
+    auto& surface = qmlInfo.surface;
+    surface.reset(new hifi::qml::OffscreenSurface());
+    surface->setMaxFps(DEFAULT_MAX_FPS);
+    surface->resize(_qmlSize);
+    surface->setMaxFps(DEFAULT_MAX_FPS);
+    hifi::qml::QmlContextObjectCallback callback = [](QQmlContext* context, QQuickItem* item) {
+        item->setProperty(URL_PROPERTY, getSourceUrl());
+    };
+    surface->load(getTestResource(CONTROL_URL), callback);
+    surface->resume();
+}
+
+void TestWindow::destroySurface(QmlInfo& qmlInfo) {
+    auto& surface = qmlInfo.surface;
+    QQuickItem* rootItem = surface->getRootItem();
+    if (rootItem) {
+        QObject* obj = rootItem->findChild<QObject*>("webEngineView");
+        if (!obj && rootItem->objectName() == "webEngineView") {
+            obj = rootItem;
+        }
+        if (obj) {
+            // stop loading
+            QMetaObject::invokeMethod(obj, "stop");
+        }
+    }
+    surface->pause();
+    surface.reset();
+}
+
+void TestWindow::updateSurfaces() {
+    auto now = usecTimestampNow();
+    // Fetch any new textures
+    for (size_t x = 0; x < DIVISIONS_X; ++x) {
+        for (size_t y = 0; y < DIVISIONS_Y; ++y) {
+            auto& qmlInfo = _surfaces[x][y];
+            if (!qmlInfo.surface) {
+                if (randFloat() > 0.99f) {
+                    buildSurface(qmlInfo);
+                } else {
+                    continue;
+                }
+            }
+
+            if (now > qmlInfo.lifetime) {
+                destroySurface(qmlInfo);
+                continue;
+            }
+
+            auto& surface = qmlInfo.surface;
+            auto& currentTexture = qmlInfo.texture;
+
+            TextureAndFence newTextureAndFence;
+            if (surface->fetchTexture(newTextureAndFence)) {
+                if (currentTexture != 0) {
+                    auto readFence = _glf.glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
+                    glFlush();
+                    _discardLamdba(currentTexture, readFence);
+                }
+                currentTexture = newTextureAndFence.first;
+                _glf.glWaitSync((GLsync)newTextureAndFence.second, 0, GL_TIMEOUT_IGNORED);
+            }
+        }
+    }
+}
+
 void TestWindow::draw() {
     if (_aboutToQuit) {
         return;
@@ -140,36 +260,31 @@ void TestWindow::draw() {
         return;
     }
 
+    updateSurfaces();
+
+    auto size = this->geometry().size();
+    auto incrementX = size.width() / DIVISIONS_X;
+    auto incrementY = size.height() / DIVISIONS_Y;
+    _glf.glViewport(0, 0, size.width(), size.height());
     _glf.glClearColor(1, 0, 0, 1);
     _glf.glClear(GL_COLOR_BUFFER_BIT);
 
-    TextureAndFence newTextureAndFence;
+    for (uint32_t x = 0; x < DIVISIONS_X; ++x) {
-    if (_offscreenQml.fetchTexture(newTextureAndFence)) {
+        for (uint32_t y = 0; y < DIVISIONS_Y; ++y) {
-        if (_currentTexture) {
+            auto& qmlInfo = _surfaces[x][y];
-            _discardLamdba(_currentTexture, _readFence);
+            if (!qmlInfo.surface || !qmlInfo.texture) {
-            _readFence = 0;
+                continue;
+            }
+            _glf.glNamedFramebufferTexture(_fbo, GL_COLOR_ATTACHMENT0, qmlInfo.texture, 0);
+            _glf.glBlitNamedFramebuffer(_fbo, 0,
+                                        // src coordinates
+                                        0, 0, _qmlSize.width() - 1, _qmlSize.height() - 1,
+                                        // dst coordinates
+                                        incrementX * x, incrementY * y, incrementX * (x + 1), incrementY * (y + 1),
+                                        // blit mask and filter
+                                        GL_COLOR_BUFFER_BIT, GL_NEAREST);
         }
-
-        _currentTexture = newTextureAndFence.first;
-        _glf.glWaitSync((GLsync)newTextureAndFence.second, 0, GL_TIMEOUT_IGNORED);
-        _glf.glNamedFramebufferTexture(_fbo, GL_COLOR_ATTACHMENT0, _currentTexture, 0);
     }
-    
-    auto diff = _size - _qmlSize;
-    diff /= 2;
-    auto qmlExtent = diff + _qmlSize;
-
-    if (_currentTexture) {
-        _glf.glBlitNamedFramebuffer(_fbo, 0, 
-            0, 0, _qmlSize.width() - 1, _qmlSize.height() - 1, 
-            diff.width(), diff.height(), qmlExtent.width() - 1, qmlExtent.height() - 2, 
-            GL_COLOR_BUFFER_BIT, GL_NEAREST);
-    }
-
-    if (_readFence) {
-        _glf.glDeleteSync(_readFence);
-    }
-    _readFence = _glf.glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
     _glf.glFlush();
 
     _glContext.swapBuffers(this);
@@ -180,11 +295,8 @@ void TestWindow::resizeEvent(QResizeEvent* ev) {
 }
 
 int main(int argc, char** argv) {
-    setupHifiApplication("QML Test");
-
     QGuiApplication app(argc, argv);
     TestWindow window;
     app.exec();
     return 0;
 }
-