diff -r fe16fa088b69 -r b544bbbd0696 qmlfrontend/gameview.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qmlfrontend/gameview.cpp	Tue Jan 02 23:45:18 2018 +0100
@@ -0,0 +1,68 @@
+#include "gameview.h"
+
+#include <QtGui/QOpenGLContext>
+#include <QtGui/QOpenGLShaderProgram>
+#include <QtQuick/qquickwindow.h>
+
+#include "flib.h"
+
+extern "C" {
+extern GameTick_t* flibGameTick;
+}
+
+GameView::GameView()
+    : m_delta(0)
+    , m_renderer(0)
+{
+    connect(this, &QQuickItem::windowChanged, this, &GameView::handleWindowChanged);
+}
+
+void GameView::tick(quint32 delta)
+{
+    m_delta = delta;
+    if (window())
+        window()->update();
+}
+
+void GameView::handleWindowChanged(QQuickWindow* win)
+{
+    if (win) {
+        connect(win, &QQuickWindow::beforeSynchronizing, this, &GameView::sync, Qt::DirectConnection);
+        connect(win, &QQuickWindow::sceneGraphInvalidated, this, &GameView::cleanup, Qt::DirectConnection);
+
+        win->setClearBeforeRendering(false);
+    }
+}
+
+void GameView::cleanup()
+{
+    if (m_renderer) {
+        delete m_renderer;
+        m_renderer = 0;
+    }
+}
+
+GameViewRenderer::~GameViewRenderer()
+{
+}
+
+void GameView::sync()
+{
+    if (!m_renderer) {
+        m_renderer = new GameViewRenderer();
+        connect(window(), &QQuickWindow::beforeRendering, m_renderer, &GameViewRenderer::paint, Qt::DirectConnection);
+    }
+    m_renderer->setViewportSize(window()->size() * window()->devicePixelRatio());
+    m_renderer->tick(m_delta);
+    m_renderer->setWindow(window());
+}
+
+void GameViewRenderer::paint()
+{
+    if (m_delta == 0)
+        return;
+
+    flibGameTick(m_delta);
+
+    m_window->resetOpenGLState();
+}