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/****************************************************************************
**
** Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
// TODO Remove in Qt6
#include <QtCore/qcompilerdetection.h>
QT_WARNING_DISABLE_DEPRECATED
#include <QtTest/QTest>
#include <Qt3DCore/private/qnode_p.h>
#include <Qt3DCore/private/qscene_p.h>
#include <Qt3DCore/private/qnodecreatedchangegenerator_p.h>
#include <Qt3DRender/qbuffer.h>
#include <Qt3DRender/private/qbuffer_p.h>
#include <Qt3DRender/qbufferdatagenerator.h>
#include "testpostmanarbiter.h"
class TestFunctor : public Qt3DRender::QBufferDataGenerator
{
public:
explicit TestFunctor(int size)
: m_size(size)
{}
QByteArray operator ()() final
{
return QByteArray();
}
bool operator ==(const Qt3DRender::QBufferDataGenerator &other) const final
{
const TestFunctor *otherFunctor = Qt3DRender::functor_cast<TestFunctor>(&other);
if (otherFunctor != nullptr)
return otherFunctor->m_size == m_size;
return false;
}
QT3D_FUNCTOR(TestFunctor)
private:
int m_size;
};
class tst_QBuffer: public QObject
{
Q_OBJECT
private Q_SLOTS:
void checkCloning_data()
{
QTest::addColumn<Qt3DRender::QBuffer *>("buffer");
Qt3DRender::QBuffer *defaultConstructed = new Qt3DRender::QBuffer();
QTest::newRow("defaultConstructed") << defaultConstructed;
auto buffer = new Qt3DRender::QBuffer;
buffer->setUsage(Qt3DRender::QBuffer::DynamicRead);
buffer->setData(QByteArrayLiteral("There's no replacement"));
buffer->setDataGenerator(Qt3DRender::QBufferDataGeneratorPtr(new TestFunctor(883)));
QTest::newRow("vertex") << buffer;
auto indexBuffer = new Qt3DRender::QBuffer;
indexBuffer->setUsage(Qt3DRender::QBuffer::StaticCopy);
indexBuffer->setData(QByteArrayLiteral("For displacement"));
indexBuffer->setDataGenerator(Qt3DRender::QBufferDataGeneratorPtr(new TestFunctor(1340)));
indexBuffer->setSyncData(true);
QTest::newRow("index") << indexBuffer;
}
void checkCloning()
{
// GIVEN
QFETCH(Qt3DRender::QBuffer *, buffer);
// WHEN
Qt3DCore::QNodeCreatedChangeGenerator creationChangeGenerator(buffer);
QVector<Qt3DCore::QNodeCreatedChangeBasePtr> creationChanges = creationChangeGenerator.creationChanges();
// THEN
QCOMPARE(creationChanges.size(), 1);
const Qt3DCore::QNodeCreatedChangePtr<Qt3DRender::QBufferData> creationChangeData =
qSharedPointerCast<Qt3DCore::QNodeCreatedChange<Qt3DRender::QBufferData>>(creationChanges.first());
const Qt3DRender::QBufferData &cloneData = creationChangeData->data;
QCOMPARE(buffer->id(), creationChangeData->subjectId());
QCOMPARE(buffer->isEnabled(), creationChangeData->isNodeEnabled());
QCOMPARE(buffer->metaObject(), creationChangeData->metaObject());
QCOMPARE(buffer->data(), cloneData.data);
QCOMPARE(buffer->usage(), cloneData.usage);
QCOMPARE(buffer->dataGenerator(), cloneData.functor);
QCOMPARE(buffer->isSyncData(), cloneData.syncData);
if (buffer->dataGenerator()) {
QVERIFY(cloneData.functor);
QVERIFY(*cloneData.functor == *buffer->dataGenerator());
QCOMPARE((*cloneData.functor)(), (*buffer->dataGenerator())());
}
}
void checkPropertyUpdates()
{
// GIVEN
TestArbiter arbiter;
QScopedPointer<Qt3DRender::QBuffer> buffer(new Qt3DRender::QBuffer);
arbiter.setArbiterOnNode(buffer.data());
// WHEN
buffer->setUsage(Qt3DRender::QBuffer::DynamicCopy);
// THEN
QCOMPARE(arbiter.events.size(), 0);
QCOMPARE(arbiter.dirtyNodes.size(), 1);
QCOMPARE(arbiter.dirtyNodes.front(), buffer.data());
arbiter.dirtyNodes.clear();
// WHEN
buffer->setData(QByteArrayLiteral("Z28"));
// THEN
QCOMPARE(arbiter.events.size(), 0);
QCOMPARE(arbiter.dirtyNodes.size(), 1);
QCOMPARE(arbiter.dirtyNodes.front(), buffer.data());
arbiter.dirtyNodes.clear();
// WHEN
Qt3DRender::QBufferDataGeneratorPtr functor(new TestFunctor(355));
buffer->setDataGenerator(functor);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes.size(), 1);
QCOMPARE(arbiter.dirtyNodes.front(), buffer.data());
arbiter.dirtyNodes.clear();
// WHEN
buffer->setSyncData(true);
// THEN
QCOMPARE(arbiter.events.size(), 0);
QCOMPARE(arbiter.dirtyNodes.size(), 1);
QCOMPARE(arbiter.dirtyNodes.front(), buffer.data());
arbiter.dirtyNodes.clear();
// WHEN
buffer->updateData(1, QByteArrayLiteral("L1"));
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes.size(), 1);
QCOMPARE(arbiter.dirtyNodes.front(), buffer.data());
}
void checkAccumulatesBufferUpdates()
{
// GIVEN
TestArbiter arbiter;
QScopedPointer<Qt3DRender::QBuffer> buffer(new Qt3DRender::QBuffer);
arbiter.setArbiterOnNode(buffer.data());
QByteArray initData(6, '\0');
buffer->setData(initData);
// THEN
QCOMPARE(buffer->data(), initData);
QCOMPARE(buffer->property(Qt3DRender::QBufferPrivate::UpdateDataPropertyName), QVariant());
// WHEN
const QByteArray uData("012");
buffer->updateData(0, uData);
// THEN
{
const QVariant v = buffer->property(Qt3DRender::QBufferPrivate::UpdateDataPropertyName);
QVERIFY(v.isValid());
const QVariantList l = v.toList();
QCOMPARE(l.size(), 1);
const Qt3DRender::QBufferUpdate update = l.first().value<Qt3DRender::QBufferUpdate>();
QCOMPARE(update.offset, 0);
QCOMPARE(update.data, uData);
QCOMPARE(buffer->data().mid(0, 3), uData);
}
// WHEN
const QByteArray uData2("345");
buffer->updateData(3, uData2);
// THEN
{
const QVariant v = buffer->property(Qt3DRender::QBufferPrivate::UpdateDataPropertyName);
QVERIFY(v.isValid());
const QVariantList l = v.toList();
QCOMPARE(l.size(), 2);
const Qt3DRender::QBufferUpdate update = l.last().value<Qt3DRender::QBufferUpdate>();
QCOMPARE(update.offset, 3);
QCOMPARE(update.data, uData2);
QCOMPARE(buffer->data(), QByteArray("012345"));
}
}
};
QTEST_MAIN(tst_QBuffer)
#include "tst_qbuffer.moc"
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