10 files changed, 306 insertions, 0 deletions
diff --git a/tests/manual/server-buffer/compositor/CMakeLists.txt b/tests/manual/server-buffer/compositor/CMakeLists.txt
new file mode 100644
index 000000000..5f4fb0c51
--- /dev/null
+++ b/tests/manual/server-buffer/compositor/CMakeLists.txt
@@ -0,0 +1,57 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: BSD-3-Clause
+
+cmake_minimum_required(VERSION 3.16)
+project(compositor)
+
+set(CMAKE_AUTOMOC ON)
+
+if(NOT DEFINED INSTALL_EXAMPLESDIR)
+    set(INSTALL_EXAMPLESDIR "examples")
+endif()
+
+set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/wayland/server-buffer/compositor")
+
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Qml WaylandCompositor)
+
+qt_add_executable(compositor
+    main.cpp
+    sharebufferextension.cpp sharebufferextension.h
+)
+
+qt6_generate_wayland_protocol_server_sources(compositor
+    FILES
+        ${CMAKE_CURRENT_SOURCE_DIR}/../share-buffer.xml
+)
+
+set_target_properties(compositor PROPERTIES
+    WIN32_EXECUTABLE TRUE
+    MACOSX_BUNDLE TRUE
+)
+
+target_link_libraries(compositor PUBLIC
+    Qt::Core
+    Qt::Gui
+    Qt::Qml
+    Qt::WaylandCompositorPrivate
+)
+
+# Resources:
+set(compositor_resource_files
+    "images/Siberischer_tiger_de_edit02.jpg"
+    "images/background.png"
+    "qml/main.qml"
+)
+
+qt6_add_resources(compositor "compositor"
+    PREFIX
+        "/"
+    FILES
+        ${compositor_resource_files}
+)
+
+install(TARGETS compositor
+    RUNTIME DESTINATION "${INSTALL_EXAMPLEDIR}"
+    BUNDLE DESTINATION "${INSTALL_EXAMPLEDIR}"
+    LIBRARY DESTINATION "${INSTALL_EXAMPLEDIR}"
+)
diff --git a/tests/manual/server-buffer/compositor/compositor.pro b/tests/manual/server-buffer/compositor/compositor.pro
new file mode 100644
index 000000000..26334c63c
--- /dev/null
+++ b/tests/manual/server-buffer/compositor/compositor.pro
@@ -0,0 +1,26 @@
+QT += core gui qml
+
+QT += waylandcompositor-private
+
+CONFIG += wayland-scanner
+CONFIG += c++11
+SOURCES += \
+    main.cpp \
+    sharebufferextension.cpp
+
+OTHER_FILES = \
+    qml/main.qml \
+    images/background.jpg
+
+WAYLANDSERVERSOURCES += \
+    ../share-buffer.xml
+
+RESOURCES += compositor.qrc
+
+TARGET = compositor
+
+HEADERS += \
+    sharebufferextension.h
+
+target.path = $$[QT_INSTALL_EXAMPLES]/wayland/server-buffer/compositor
+INSTALLS += target
diff --git a/tests/manual/server-buffer/compositor/compositor.qrc b/tests/manual/server-buffer/compositor/compositor.qrc
new file mode 100644
index 000000000..b50594b55
--- /dev/null
+++ b/tests/manual/server-buffer/compositor/compositor.qrc
@@ -0,0 +1,7 @@
+<RCC>
+    <qresource prefix="/">
+        <file>images/background.png</file>
+        <file>images/Siberischer_tiger_de_edit02.jpg</file>
+        <file>qml/main.qml</file>
+    </qresource>
+</RCC>
diff --git a/tests/manual/server-buffer/compositor/images/Siberischer_tiger_de_edit02.jpg b/tests/manual/server-buffer/compositor/images/Siberischer_tiger_de_edit02.jpg
new file mode 100644
index 000000000..eb1b73f84
--- /dev/null
+++ b/tests/manual/server-buffer/compositor/images/Siberischer_tiger_de_edit02.jpg
diff --git a/tests/manual/server-buffer/compositor/images/Siberischer_tiger_de_edit02.txt b/tests/manual/server-buffer/compositor/images/Siberischer_tiger_de_edit02.txt
new file mode 100644
index 000000000..3a26c00d3
--- /dev/null
+++ b/tests/manual/server-buffer/compositor/images/Siberischer_tiger_de_edit02.txt
@@ -0,0 +1,5 @@
+Image from https://en.wikipedia.org/wiki/File:Siberischer_tiger_de_edit02.jpg
+
+Author: S. Taheri, edited by Fir0002
+
+License: Creative Commons Attribution-Share Alike 2.5 Generic
diff --git a/tests/manual/server-buffer/compositor/images/background.png b/tests/manual/server-buffer/compositor/images/background.png
new file mode 100644
index 000000000..292160cd8
--- /dev/null
+++ b/tests/manual/server-buffer/compositor/images/background.png
diff --git a/tests/manual/server-buffer/compositor/main.cpp b/tests/manual/server-buffer/compositor/main.cpp
new file mode 100644
index 000000000..36e607e34
--- /dev/null
+++ b/tests/manual/server-buffer/compositor/main.cpp
@@ -0,0 +1,29 @@
+// Copyright (C) 2017 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+
+#include <QtCore/QUrl>
+#include <QtCore/QDebug>
+#include <QtGui/QGuiApplication>
+#include <QtQml/QQmlApplicationEngine>
+
+#include <QtQml/qqml.h>
+#include <QtQml/QQmlEngine>
+
+#include "sharebufferextension.h"
+
+static void registerTypes()
+{
+    qmlRegisterType<ShareBufferExtensionQuickExtension>("io.qt.examples.sharebufferextension", 1, 0, "ShareBufferExtension");
+}
+
+int main(int argc, char *argv[])
+{
+    // Make sure there is a valid OpenGL context in the main thread
+    qputenv("QSG_RENDER_LOOP", "basic");
+
+    QGuiApplication app(argc, argv);
+    registerTypes();
+    QQmlApplicationEngine appEngine(QUrl("qrc:///qml/main.qml"));
+
+    return app.exec();
+}
diff --git a/tests/manual/server-buffer/compositor/qml/main.qml b/tests/manual/server-buffer/compositor/qml/main.qml
new file mode 100644
index 000000000..4227584af
--- /dev/null
+++ b/tests/manual/server-buffer/compositor/qml/main.qml
@@ -0,0 +1,43 @@
+// Copyright (C) 2017 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+
+import QtQuick
+import QtWayland.Compositor
+import QtWayland.Compositor.WlShell
+import QtQuick.Window
+
+import io.qt.examples.sharebufferextension
+
+WaylandCompositor {
+    WaylandOutput {
+        sizeFollowsWindow: true
+        window: Window {
+            width: 1024
+            height: 768
+            visible: true
+            Image {
+                id: surfaceArea
+                anchors.fill: parent
+                fillMode: Image.Tile
+                source: "qrc:/images/background.png"
+                smooth: false
+            }
+        }
+    }
+
+    Component {
+        id: chromeComponent
+        ShellSurfaceItem {
+            onSurfaceDestroyed: destroy()
+        }
+    }
+
+    WlShell {
+        onWlShellSurfaceCreated: (shellSurface) => {
+            chromeComponent.createObject(surfaceArea, { "shellSurface": shellSurface } );
+        }
+    }
+
+    ShareBufferExtension {
+    }
+}
diff --git a/tests/manual/server-buffer/compositor/sharebufferextension.cpp b/tests/manual/server-buffer/compositor/sharebufferextension.cpp
new file mode 100644
index 000000000..bc8b01af3
--- /dev/null
+++ b/tests/manual/server-buffer/compositor/sharebufferextension.cpp
@@ -0,0 +1,86 @@
+// Copyright (C) 2017 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+
+#include "sharebufferextension.h"
+
+#include <QWaylandSurface>
+
+#include <QDebug>
+
+#include <QQuickWindow>
+
+#include <QPainter>
+#include <QPen>
+
+ShareBufferExtension::ShareBufferExtension(QWaylandCompositor *compositor)
+    : QWaylandCompositorExtensionTemplate(compositor)
+{
+}
+
+void ShareBufferExtension::initialize()
+{
+    QWaylandCompositorExtensionTemplate::initialize();
+    QWaylandCompositor *compositor = static_cast<QWaylandCompositor *>(extensionContainer());
+    init(compositor->display(), 1);
+}
+
+QtWayland::ServerBuffer *ShareBufferExtension::addImage(const QImage &img)
+{
+    if (!m_server_buffer_integration) {
+        QWaylandCompositor *compositor = static_cast<QWaylandCompositor *>(extensionContainer());
+
+        m_server_buffer_integration = QWaylandCompositorPrivate::get(compositor)->serverBufferIntegration();
+        if (!m_server_buffer_integration) {
+            qWarning("Could not find a server buffer integration");
+            return nullptr;
+        }
+    }
+
+    QImage image = img.convertToFormat(QImage::Format_RGBA8888);
+
+    auto *buffer = m_server_buffer_integration->createServerBufferFromImage(image, QtWayland::ServerBuffer::RGBA32);
+
+    m_server_buffers.append(buffer);
+    return buffer;
+}
+
+void ShareBufferExtension::createServerBuffers()
+{
+    QImage image(100,100,QImage::Format_ARGB32_Premultiplied);
+    image.fill(QColor(0x55,0x0,0x55,0x01));
+    {
+        QPainter p(&image);
+        QPen pen = p.pen();
+        pen.setWidthF(3);
+        pen.setColor(Qt::red);
+        p.setPen(pen);
+        p.drawLine(0,0,100,100);
+        pen.setColor(Qt::green);
+        p.setPen(pen);
+        p.drawLine(100,0,0,100);
+        pen.setColor(Qt::blue);
+        p.setPen(pen);
+        p.drawLine(25,15,75,15);
+    }
+
+    addImage(image);
+
+    QImage image2(":/images/Siberischer_tiger_de_edit02.jpg");
+    addImage(image2);
+
+    m_server_buffers_created = true;
+}
+
+
+void ShareBufferExtension::share_buffer_bind_resource(Resource *resource)
+{
+    if (!m_server_buffers_created)
+        createServerBuffers();
+
+    for (auto *buffer : std::as_const(m_server_buffers)) {
+        qDebug() << "sending" << buffer << "to client";
+        struct ::wl_client *client = wl_resource_get_client(resource->handle);
+        struct ::wl_resource *buffer_resource = buffer->resourceForClient(client);
+        send_cross_buffer(resource->handle, buffer_resource);
+    }
+}
diff --git a/tests/manual/server-buffer/compositor/sharebufferextension.h b/tests/manual/server-buffer/compositor/sharebufferextension.h
new file mode 100644
index 000000000..58809e3d4
--- /dev/null
+++ b/tests/manual/server-buffer/compositor/sharebufferextension.h
@@ -0,0 +1,53 @@
+// Copyright (C) 2017 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+
+#ifndef SHAREBUFFEREXTENSION_H
+#define SHAREBUFFEREXTENSION_H
+
+#include "wayland-util.h"
+
+#include <QtCore/QMap>
+
+#include <QtWaylandCompositor/QWaylandCompositorExtensionTemplate>
+#include <QtWaylandCompositor/QWaylandQuickExtension>
+#include <QtWaylandCompositor/QWaylandCompositor>
+
+#include <QtWaylandCompositor/private/qwaylandcompositor_p.h>
+#include <QtWaylandCompositor/private/qwlserverbufferintegration_p.h>
+
+#include "qwayland-server-share-buffer.h"
+
+QT_BEGIN_NAMESPACE
+
+namespace QtWayland
+{
+    class ServerBufferIntegration;
+};
+
+
+class ShareBufferExtension : public QWaylandCompositorExtensionTemplate<ShareBufferExtension>
+        , public QtWaylandServer::qt_share_buffer
+{
+    Q_OBJECT
+public:
+    ShareBufferExtension(QWaylandCompositor *compositor = nullptr);
+    void initialize() override;
+
+protected slots:
+    QtWayland::ServerBuffer *addImage(const QImage &image);
+
+protected:
+    void share_buffer_bind_resource(Resource *resource) override;
+
+private:
+    void createServerBuffers();
+    QList<QtWayland::ServerBuffer *> m_server_buffers;
+    QtWayland::ServerBufferIntegration *m_server_buffer_integration = nullptr;
+    bool m_server_buffers_created = false;
+};
+
+Q_COMPOSITOR_DECLARE_QUICK_EXTENSION_CLASS(ShareBufferExtension)
+
+QT_END_NAMESPACE
+
+#endif // SHAREBUFFEREXTENSION_H