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++ // Copyright (C) 2020 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #include <QTest>
++ #include <QSignalSpy>
++ #include <QtQuick3D/QQuick3DTextureData>
++ #include <QtQuick3D/private/qquick3dobject_p.h>
++ #include <QtQuick3D/private/qquick3dtexture_p.h>
++ #include <QtQuick3DRuntimeRender/private/qssgrendertexturedata_p.h>
++ #include <QtQuick3DRuntimeRender/private/qssgrenderimage_p.h>
++
++ class tst_QQuick3DTextureData : public QObject
++ {
++ Q_OBJECT
++ private Q_SLOTS:
++ void testProperties();
++ };
++
++ namespace {
++ QSSGRenderTextureFormat::Format convertToBackendFormat(QQuick3DTextureData::Format format)
++ {
++ switch (format) {
++ case QQuick3DTextureData::None:
++ case QQuick3DTextureData::RGBA8:
++ return QSSGRenderTextureFormat::RGBA8;
++ case QQuick3DTextureData::RGBA16F:
++ return QSSGRenderTextureFormat::RGBA16F;
++ case QQuick3DTextureData::RGBA32F:
++ return QSSGRenderTextureFormat::RGBA32F;
++ case QQuick3DTextureData::RGBE8:
++ return QSSGRenderTextureFormat::RGBE8;
++ case QQuick3DTextureData::R8:
++ return QSSGRenderTextureFormat::R8;
++ case QQuick3DTextureData::R16:
++ return QSSGRenderTextureFormat::R16;
++ case QQuick3DTextureData::R16F:
++ return QSSGRenderTextureFormat::R16F;
++ case QQuick3DTextureData::R32F:
++ return QSSGRenderTextureFormat::R32F;
++ case QQuick3DTextureData::BC1:
++ return QSSGRenderTextureFormat::BC1;
++ case QQuick3DTextureData::BC2:
++ return QSSGRenderTextureFormat::BC2;
++ case QQuick3DTextureData::BC3:
++ return QSSGRenderTextureFormat::BC3;
++ case QQuick3DTextureData::BC4:
++ return QSSGRenderTextureFormat::BC4;
++ case QQuick3DTextureData::BC5:
++ return QSSGRenderTextureFormat::BC5;
++ case QQuick3DTextureData::BC6H:
++ return QSSGRenderTextureFormat::BC6H;
++ case QQuick3DTextureData::BC7:
++ return QSSGRenderTextureFormat::BC7;
++ case QQuick3DTextureData::DXT1_RGBA:
++ return QSSGRenderTextureFormat::RGBA_DXT1;
++ case QQuick3DTextureData::DXT1_RGB:
++ return QSSGRenderTextureFormat::RGB_DXT1;
++ case QQuick3DTextureData::DXT3_RGBA:
++ return QSSGRenderTextureFormat::RGBA_DXT3;
++ case QQuick3DTextureData::DXT5_RGBA:
++ return QSSGRenderTextureFormat::RGBA_DXT5;
++ case QQuick3DTextureData::ETC2_RGB8:
++ return QSSGRenderTextureFormat::RGB8_ETC2;
++ case QQuick3DTextureData::ETC2_RGB8A1:
++ return QSSGRenderTextureFormat::RGB8_PunchThrough_Alpha1_ETC2;
++ case QQuick3DTextureData::ETC2_RGBA8:
++ return QSSGRenderTextureFormat::RGBA8_ETC2_EAC;
++ case QQuick3DTextureData::ASTC_4x4:
++ return QSSGRenderTextureFormat::RGBA_ASTC_4x4;
++ case QQuick3DTextureData::ASTC_5x4:
++ return QSSGRenderTextureFormat::RGBA_ASTC_5x4;
++ case QQuick3DTextureData::ASTC_5x5:
++ return QSSGRenderTextureFormat::RGBA_ASTC_5x5;
++ case QQuick3DTextureData::ASTC_6x5:
++ return QSSGRenderTextureFormat::RGBA_ASTC_6x5;
++ case QQuick3DTextureData::ASTC_6x6:
++ return QSSGRenderTextureFormat::RGBA_ASTC_6x6;
++ case QQuick3DTextureData::ASTC_8x5:
++ return QSSGRenderTextureFormat::RGBA_ASTC_8x5;
++ case QQuick3DTextureData::ASTC_8x6:
++ return QSSGRenderTextureFormat::RGBA_ASTC_8x6;
++ case QQuick3DTextureData::ASTC_8x8:
++ return QSSGRenderTextureFormat::RGBA_ASTC_8x8;
++ case QQuick3DTextureData::ASTC_10x5:
++ return QSSGRenderTextureFormat::RGBA_ASTC_10x5;
++ case QQuick3DTextureData::ASTC_10x6:
++ return QSSGRenderTextureFormat::RGBA_ASTC_10x6;
++ case QQuick3DTextureData::ASTC_10x8:
++ return QSSGRenderTextureFormat::RGBA_ASTC_10x8;
++ case QQuick3DTextureData::ASTC_10x10:
++ return QSSGRenderTextureFormat::RGBA_ASTC_10x10;
++ case QQuick3DTextureData::ASTC_12x10:
++ return QSSGRenderTextureFormat::RGBA_ASTC_12x10;
++ case QQuick3DTextureData::ASTC_12x12:
++ return QSSGRenderTextureFormat::RGBA_ASTC_12x12;
++ default:
++ return QSSGRenderTextureFormat::RGBA8;
++ }
++ }
++ }
++
++ void tst_QQuick3DTextureData::testProperties()
++ {
++ QQuick3DTextureData textureData;
++ auto *node = static_cast<QSSGRenderTextureData *>(QQuick3DObjectPrivate::updateSpatialNode(&textureData, nullptr));
++ const auto originalNode = node; // for comparisons later...
++ QVERIFY(node);
++
++ // test for expected defaults
++ QVERIFY(textureData.textureData().isNull());
++ QVERIFY(textureData.size().isEmpty());
++ QVERIFY(!textureData.hasTransparency());
++ QVERIFY(textureData.format() == QQuick3DTextureData::RGBA8);
++
++ const QSize size(16, 16);
++ textureData.setSize(size);
++ node = static_cast<QSSGRenderTextureData *>(QQuick3DObjectPrivate::updateSpatialNode(&textureData, node));
++ QCOMPARE(originalNode, node);
++ QCOMPARE(size, node->size());
++
++ const bool isTransparent = true;
++ textureData.setHasTransparency(isTransparent);
++ node = static_cast<QSSGRenderTextureData *>(QQuick3DObjectPrivate::updateSpatialNode(&textureData, node));
++ QCOMPARE(originalNode, node);
++ QCOMPARE(isTransparent, node->hasTransparency());
++
++ const QByteArray data(16*16*4, 'x');
++ textureData.setTextureData(data);
++ node = static_cast<QSSGRenderTextureData *>(QQuick3DObjectPrivate::updateSpatialNode(&textureData, node));
++ QCOMPARE(originalNode, node);
++ QCOMPARE(data, node->textureData());
++
++ auto metaEnum = QMetaEnum::fromType<QQuick3DTextureData::Format>();
++ for (int i = 0; i < metaEnum.keyCount(); i++) {
++ const auto format = QQuick3DTextureData::Format(metaEnum.value(i));
++ textureData.setFormat(format);
++ node = static_cast<QSSGRenderTextureData *>(QQuick3DObjectPrivate::updateSpatialNode(&textureData, node));
++ QCOMPARE(originalNode, node);
++ QCOMPARE(int(convertToBackendFormat(format)), int(node->format().format));
++ }
++ }
++
++ QTEST_APPLESS_MAIN(tst_QQuick3DTextureData)
++ #include "tst_qquick3dtexturedata.moc"