volumetexturedata.cpp

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// Copyright (C) 2023 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

#include "volumetexturedata.h"

#include <QSize>

QT_BEGIN_NAMESPACE

VolumeTextureData::VolumeTextureData()

    const int size = 256;

    setSize(QSize(size, size));

    setDepth(size);

    setFormat(Format::R8);

    QList<uchar> data(size * size * size);

    for (int j = 0; j < size; j++) {

        for (int k = 0; k < size; k++) {

            for (int i = 0; i < size; i++) {

                int color = 0;

                if (k < size / 2) color += 80;

                if (j < size / 2) color += 80;

                if (i < size / 2) color += 80;

                data[i + size * (k + size * j)] = color;

    QByteArray imageData((const char *)data.constData(), data.size());

    setTextureData(imageData);

VolumeTextureData::~VolumeTextureData()

QT_END_NAMESPACE