9 files changed, 226 insertions, 0 deletions
diff --git a/tests/manual/texture-sharing-2/custom-compositor/CMakeLists.txt b/tests/manual/texture-sharing-2/custom-compositor/CMakeLists.txt
new file mode 100644
index 000000000..1a6c1494a
--- /dev/null
+++ b/tests/manual/texture-sharing-2/custom-compositor/CMakeLists.txt
@@ -0,0 +1,28 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: BSD-3-Clause
+
+qt_internal_add_manual_test(texture-sharing-custom-compositor
+    GUI
+    SOURCES
+        main.cpp
+    LIBRARIES
+        Qt::Qml
+        Qt::WaylandCompositorPrivate
+)
+
+
+# Resources:
+set(compositor_resource_files
+    "images/background.png"
+    "images/car.ktx"
+    "images/qt4.astc"
+    "images/qt_logo.png"
+    "qml/main.qml"
+)
+
+qt_internal_add_resource(texture-sharing-custom-compositor "compositor"
+    PREFIX
+        "/"
+    FILES
+        ${compositor_resource_files}
+)
diff --git a/tests/manual/texture-sharing-2/custom-compositor/compositor.qrc b/tests/manual/texture-sharing-2/custom-compositor/compositor.qrc
new file mode 100644
index 000000000..86a8567f7
--- /dev/null
+++ b/tests/manual/texture-sharing-2/custom-compositor/compositor.qrc
@@ -0,0 +1,9 @@
+<RCC>
+    <qresource prefix="/">
+        <file>images/background.png</file>
+        <file>images/qt_logo.png</file>
+        <file>images/qt4.astc</file>
+        <file>images/car.ktx</file>
+        <file>qml/main.qml</file>
+    </qresource>
+</RCC>
diff --git a/tests/manual/texture-sharing-2/custom-compositor/custom-compositor.pro b/tests/manual/texture-sharing-2/custom-compositor/custom-compositor.pro
new file mode 100644
index 000000000..098034f3b
--- /dev/null
+++ b/tests/manual/texture-sharing-2/custom-compositor/custom-compositor.pro
@@ -0,0 +1,17 @@
+QT += core gui qml
+
+QT += waylandcompositor-private
+
+SOURCES += \
+    main.cpp
+
+OTHER_FILES = \
+    qml/main.qml \
+    images/background.jpg
+
+RESOURCES += compositor.qrc
+
+TARGET = texture-sharing-custom-compositor
+
+target.path = $$[QT_INSTALL_EXAMPLES]/wayland/texture-sharing/custom-compositor
+INSTALLS += target
diff --git a/tests/manual/texture-sharing-2/custom-compositor/images/background.png b/tests/manual/texture-sharing-2/custom-compositor/images/background.png
new file mode 100644
index 000000000..845830c59
--- /dev/null
+++ b/tests/manual/texture-sharing-2/custom-compositor/images/background.png
diff --git a/tests/manual/texture-sharing-2/custom-compositor/images/car.ktx b/tests/manual/texture-sharing-2/custom-compositor/images/car.ktx
new file mode 100644
index 000000000..2aefdd306
--- /dev/null
+++ b/tests/manual/texture-sharing-2/custom-compositor/images/car.ktx
diff --git a/tests/manual/texture-sharing-2/custom-compositor/images/qt4.astc b/tests/manual/texture-sharing-2/custom-compositor/images/qt4.astc
new file mode 100644
index 000000000..7f7a3f473
--- /dev/null
+++ b/tests/manual/texture-sharing-2/custom-compositor/images/qt4.astc
diff --git a/tests/manual/texture-sharing-2/custom-compositor/images/qt_logo.png b/tests/manual/texture-sharing-2/custom-compositor/images/qt_logo.png
new file mode 100644
index 000000000..5e2b355ea
--- /dev/null
+++ b/tests/manual/texture-sharing-2/custom-compositor/images/qt_logo.png
diff --git a/tests/manual/texture-sharing-2/custom-compositor/main.cpp b/tests/manual/texture-sharing-2/custom-compositor/main.cpp
new file mode 100644
index 000000000..0c229413b
--- /dev/null
+++ b/tests/manual/texture-sharing-2/custom-compositor/main.cpp
@@ -0,0 +1,100 @@
+// Copyright (C) 2019 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 <QtGui/QPainter>
+#include <QtGui/QImage>
+
+#include <QtCore/QDateTime>
+
+#include "QtWaylandCompositor/private/qwltexturesharingextension_p.h"
+
+#ifndef GL_RGBA8
+#define GL_RGBA8 0x8058
+#endif
+
+class CustomSharingExtension : public QWaylandTextureSharingExtension
+{
+    Q_OBJECT
+public:
+    CustomSharingExtension() {qDebug("Instantiating custom texture sharing extension.");}
+protected:
+    bool customPixelData(const QString &key, QByteArray *data, QSize *size, uint *glInternalFormat) override
+    {
+        qDebug() << "CustomSharingExtension looking for local texture data for" << key;
+        if (key.startsWith("unreasonably large ")) {
+            int w = 10000;
+            int h = 10000;
+            int numBytes = w * h * 4;
+            *data = QByteArray(numBytes, 0);
+            quint32 *pixels = reinterpret_cast<quint32*>(data->data());
+            for (int i = 0; i < w*h; ++i)
+                pixels[i] = 0xff7f1fff;
+            *glInternalFormat = GL_RGBA8;
+            *size = QSize(w,h);
+            return true;
+        }
+
+        QImage img;
+
+        if (key == QLatin1String("test pattern 1")) {
+            img = QImage(128,128,QImage::Format_ARGB32_Premultiplied);
+            img.fill(QColor(0x55,0x0,0x55,0x01));
+            {
+                QPainter p(&img);
+                QPen pen = p.pen();
+                pen.setWidthF(3);
+                pen.setColor(Qt::red);
+                p.setPen(pen);
+                p.drawLine(0,0,128,128);
+                pen.setColor(Qt::green);
+                p.setPen(pen);
+                p.drawLine(128,0,0,128);
+                pen.setColor(Qt::blue);
+                p.setPen(pen);
+                p.drawLine(32,16,96,16);
+                pen.setColor(Qt::black);
+                p.setPen(pen);
+                p.translate(64, 64);
+                p.rotate(45);
+                p.drawText(QRect(-48, -32, 96, 64),
+                           QDateTime::currentDateTime().toString(),
+                           QTextOption(Qt::AlignHCenter));
+            }
+        }
+
+        if (!img.isNull()) {
+            img = img.convertToFormat(QImage::Format_RGBA8888);
+            *data = QByteArray(reinterpret_cast<const char*>(img.constBits()), img.sizeInBytes());
+            *size = img.size();
+            *glInternalFormat = GL_RGBA8;
+            return true;
+        }
+        return false;
+    }
+};
+
+Q_COMPOSITOR_DECLARE_QUICK_EXTENSION_CLASS(CustomSharingExtension);
+
+int main(int argc, char *argv[])
+{
+    QCoreApplication::setAttribute(Qt::AA_ShareOpenGLContexts, true);
+    QGuiApplication app(argc, argv);
+    QQmlApplicationEngine appEngine;
+
+    qmlRegisterType<CustomSharingExtensionQuickExtension>("io.qt.tests.customsharingextension", 1, 0, "CustomSharingExtension");
+    appEngine.addImageProvider("wlshared", new QWaylandSharedTextureProvider);
+
+    appEngine.load(QUrl("qrc:///qml/main.qml"));
+
+    return app.exec();
+}
+
+#include "main.moc"
diff --git a/tests/manual/texture-sharing-2/custom-compositor/qml/main.qml b/tests/manual/texture-sharing-2/custom-compositor/qml/main.qml
new file mode 100644
index 000000000..dd1f60f4e
--- /dev/null
+++ b/tests/manual/texture-sharing-2/custom-compositor/qml/main.qml
@@ -0,0 +1,72 @@
+// Copyright (C) 2019 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+
+import QtQuick
+import QtQuick.Window
+import QtWayland.Compositor
+import QtWayland.Compositor.XdgShell
+import QtWayland.Compositor.WlShell
+
+import io.qt.tests.customsharingextension
+
+WaylandCompositor {
+    WaylandOutput {
+        sizeFollowsWindow: true
+        window: Window {
+            width: 1024
+            height: 768
+            visible: true
+            Image {
+                id: background
+                anchors.fill: parent
+                fillMode: Image.Tile
+                source: "qrc:/images/background.png"
+                smooth: true
+
+                Rectangle {
+                    width: 100
+                    height: 100
+                    color: "red"
+                    anchors.bottom: parent.bottom;
+                    anchors.right: parent.right;
+                    MouseArea {
+                        anchors.fill: parent
+                        onClicked: sharedTextureImage.source = "image://wlshared/car.ktx"
+                    }
+                }
+                Image {
+                    id: sharedTextureImage
+                    anchors.bottom: parent.bottom;
+                    anchors.right: parent.right;
+                    source: ""
+                }
+                Image {
+                    id: topRightImage
+                    anchors.top: parent.top;
+                    anchors.right: parent.right;
+                    source: "image://wlshared/qt_logo.png"
+                }
+            }
+            Repeater {
+                model: shellSurfaces
+                ShellSurfaceItem {
+                    shellSurface: modelData
+                    onSurfaceDestroyed: shellSurfaces.remove(index)
+                }
+            }
+        }
+    }
+    WlShell {
+        onWlShellSurfaceCreated:
+            shellSurfaces.append({shellSurface: shellSurface});
+    }
+    XdgShell {
+        onToplevelCreated:
+            shellSurfaces.append({shellSurface: xdgSurface});
+    }
+    ListModel { id: shellSurfaces }
+
+    CustomSharingExtension {
+        imageSearchPath: ":/images;."
+    }
+}