Revision control
++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
++
++ //! [5]
++ #include <QtDataVisualization>
++
++ int main(int argc, char **argv)
++ {
++ qputenv("QSG_RHI_BACKEND", "opengl");
++ QGuiApplication app(argc, argv);
++
++ //! [0]
++ Q3DSurface surface;
++ surface.setFlags(surface.flags() ^ Qt::FramelessWindowHint);
++ //! [0]
++ //! [1]
++ QSurfaceDataArray *data = new QSurfaceDataArray;
++ QSurfaceDataRow *dataRow1 = new QSurfaceDataRow;
++ QSurfaceDataRow *dataRow2 = new QSurfaceDataRow;
++ //! [1]
++
++ //! [2]
++ *dataRow1 << QVector3D(0.0f, 0.1f, 0.5f) << QVector3D(1.0f, 0.5f, 0.5f);
++ *dataRow2 << QVector3D(0.0f, 1.8f, 1.0f) << QVector3D(1.0f, 1.2f, 1.0f);
++ *data << dataRow1 << dataRow2;
++ //! [2]
++
++ //! [3]
++ QSurface3DSeries *series = new QSurface3DSeries;
++ series->dataProxy()->resetArray(data);
++ surface.addSeries(series);
++ //! [3]
++ //! [4]
++ surface.show();
++ //! [4]
++
++ return app.exec();
++ }
++ //! [5]