Revision control
Copy as Markdown
// Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QtTest/QTest>
#include <qbackendnodetester.h>
#include <Qt3DRender/QLevelOfDetail>
#include <Qt3DRender/QLevelOfDetailBoundingSphere>
#include <Qt3DRender/private/levelofdetail_p.h>
#include <Qt3DRender/private/qlevelofdetail_p.h>
#include <Qt3DCore/private/qbackendnode_p.h>
#include "testarbiter.h"
#include "testrenderer.h"
class tst_LevelOfDetail : public Qt3DCore::QBackendNodeTester
{
Q_OBJECT
private Q_SLOTS:
void checkPeerPropertyMirroring()
{
// GIVEN
TestRenderer renderer;
Qt3DRender::Render::LevelOfDetail renderLod;
Qt3DRender::QLevelOfDetail lod;
// WHEN
renderLod.setRenderer(&renderer);
simulateInitializationSync(&lod, &renderLod);
// THEN
QCOMPARE(renderLod.peerId(), lod.id());
QVERIFY(renderLod.camera().isNull() && lod.camera() == nullptr);
QCOMPARE(renderLod.currentIndex(), lod.currentIndex());
QCOMPARE(renderLod.thresholdType(), lod.thresholdType());
QCOMPARE(renderLod.thresholds(), lod.thresholds());
QCOMPARE(renderLod.center(), lod.volumeOverride().center());
QCOMPARE(renderLod.radius(), lod.volumeOverride().radius());
}
void checkInitialAndCleanedUpState()
{
// GIVEN
Qt3DRender::Render::LevelOfDetail renderLod;
TestRenderer renderer;
// THEN
QCOMPARE(renderLod.camera(), Qt3DCore::QNodeId{});
QCOMPARE(renderLod.currentIndex(), 0);
QCOMPARE(renderLod.thresholdType(), Qt3DRender::QLevelOfDetail::DistanceToCameraThreshold);
QVERIFY(renderLod.thresholds().empty());
QCOMPARE(renderLod.radius(), 1.f);
QCOMPARE(renderLod.center(), QVector3D{});
QVERIFY(renderLod.peerId().isNull());
// GIVEN
Qt3DRender::QLevelOfDetail lod;
lod.setThresholdType(Qt3DRender::QLevelOfDetail::ProjectedScreenPixelSizeThreshold);
// WHEN
renderLod.setRenderer(&renderer);
simulateInitializationSync(&lod, &renderLod);
// THEN
QCOMPARE(renderLod.thresholdType(), lod.thresholdType());
}
void checkPropertyChanges()
{
// GIVEN
TestRenderer renderer;
Qt3DRender::QLevelOfDetail lod;
Qt3DRender::Render::LevelOfDetail renderLod;
renderLod.setRenderer(&renderer);
simulateInitializationSync(&lod, &renderLod);
// THEN
QVERIFY(renderLod.thresholdType() != Qt3DRender::QLevelOfDetail::ProjectedScreenPixelSizeThreshold);
QVERIFY(renderLod.camera().isNull());
{
// WHEN
lod.setThresholdType(Qt3DRender::QLevelOfDetail::ProjectedScreenPixelSizeThreshold);
renderLod.syncFromFrontEnd(&lod, false);
// THEN
QCOMPARE(renderLod.thresholdType(), Qt3DRender::QLevelOfDetail::ProjectedScreenPixelSizeThreshold);
QVERIFY(renderer.dirtyBits() & Qt3DRender::Render::AbstractRenderer::GeometryDirty);
renderer.clearDirtyBits(Qt3DRender::Render::AbstractRenderer::AllDirty); }
{
const QList<qreal> thresholds = { 20.f, 30.f, 40.f };
// WHEN
lod.setThresholds(thresholds);
renderLod.syncFromFrontEnd(&lod, false);
// THEN
QCOMPARE(renderLod.thresholds(), thresholds);
}
{
// WHEN
const Qt3DRender::QLevelOfDetailBoundingSphere sphere(QVector3D(1.0f, 2.0f, 3.0f), 1.0f);
// WHEN
lod.setVolumeOverride(sphere);
renderLod.syncFromFrontEnd(&lod, false);
// THEN
QCOMPARE(renderLod.center(), QVector3D(1., 2., 3.));
}
}
};
QTEST_APPLESS_MAIN(tst_LevelOfDetail)
#include "tst_levelofdetail.moc"