tests/manual/buffercapture-qml/main.cpp


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37

// Copyright (C) 2017 Juan José Casafranca.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

#include <QQuickItem>
#include <QQuickView>
#include <Qt3DQuick/QQmlAspectEngine>
#include <QGuiApplication>
#include <QQmlEngine>
#include <QQmlContext>

#include <Qt3DRender>
#include <iostream>


int main(int argc, char* argv[])
{
    QGuiApplication app(argc, argv);
    QQuickView view;

    view.setSource(QUrl("qrc:/main.qml"));

    QObject *rootObject = view.rootObject();
    Qt3DCore::QBuffer *buffer = rootObject->findChild<Qt3DCore::QBuffer*>("buffer");

    QObject::connect(buffer, &Qt3DCore::QBuffer::dataChanged,
                     &app, [=](const QByteArray &bytes) {
                         // I know I'm receiving int data
                         const uint *data = reinterpret_cast<const uint *>(bytes.data());
                         qDebug() << "Data received";
                         for (uint i = 0; i < 1024; ++i)
                             qDebug() << data[i];
                     });

    view.show();

    return app.exec();
}