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/****************************************************************************
**
** Copyright (C) 2017 Paul Lemire <paul.lemire350@gmail.com>
** 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest/QTest>
#include <Qt3DAnimation/qlerpclipblend.h>
#include <Qt3DAnimation/qanimationcliploader.h>
#include <Qt3DAnimation/private/qlerpclipblend_p.h>
#include <Qt3DAnimation/private/lerpclipblend_p.h>
#include <Qt3DCore/qpropertyupdatedchange.h>
#include "qbackendnodetester.h"
using namespace Qt3DAnimation::Animation;
namespace {
class TestClipBlendNode : public ClipBlendNode
{
public:
TestClipBlendNode(double duration)
: ClipBlendNode(ClipBlendNode::LerpBlendType)
, m_duration(duration)
{}
float blend(float, float) const Q_DECL_FINAL { return 0.0f; }
QVector<Qt3DCore::QNodeId> dependencyIds() const Q_DECL_FINAL
{
return QVector<Qt3DCore::QNodeId>();
}
using ClipBlendNode::setClipResults;
double duration() const Q_DECL_FINAL { return m_duration; }
double m_duration;
};
} // anonymous
class tst_LerpClipBlend : public Qt3DCore::QBackendNodeTester
{
Q_OBJECT
public:
TestClipBlendNode *createTestBlendNode(Handler *handler,
double duration)
{
auto id = Qt3DCore::QNodeId::createId();
TestClipBlendNode *node = new TestClipBlendNode(duration);
setPeerId(node, id);
handler->clipBlendNodeManager()->appendNode(id, node);
return node;
}
private Q_SLOTS:
void checkInitialState()
{
// GIVEN
LerpClipBlend backendLerpBlend;
// THEN
QCOMPARE(backendLerpBlend.isEnabled(), false);
QVERIFY(backendLerpBlend.peerId().isNull());
QCOMPARE(backendLerpBlend.blendFactor(), 0.0f);
QCOMPARE(backendLerpBlend.blendType(), ClipBlendNode::LerpBlendType);
}
void checkInitializeFromPeer()
{
// GIVEN
Qt3DAnimation::QLerpClipBlend lerpBlend;
Qt3DAnimation::QAnimationClipLoader clip;
lerpBlend.setBlendFactor(0.8f);
lerpBlend.addClip(&clip);
{
// WHEN
LerpClipBlend backendLerpBlend;
simulateInitialization(&lerpBlend, &backendLerpBlend);
// THEN
QCOMPARE(backendLerpBlend.isEnabled(), true);
QCOMPARE(backendLerpBlend.peerId(), lerpBlend.id());
QCOMPARE(backendLerpBlend.blendFactor(), 0.8f);
QCOMPARE(backendLerpBlend.clipIds().size(), 1);
QCOMPARE(backendLerpBlend.clipIds().first(), clip.id());
}
{
// WHEN
LerpClipBlend backendLerpBlend;
lerpBlend.setEnabled(false);
simulateInitialization(&lerpBlend, &backendLerpBlend);
// THEN
QCOMPARE(backendLerpBlend.peerId(), lerpBlend.id());
QCOMPARE(backendLerpBlend.isEnabled(), false);
}
}
void checkSceneChangeEvents()
{
// GIVEN
LerpClipBlend backendLerpBlend;
{
// WHEN
const bool newValue = false;
const auto change = Qt3DCore::QPropertyUpdatedChangePtr::create(Qt3DCore::QNodeId());
change->setPropertyName("enabled");
change->setValue(newValue);
backendLerpBlend.sceneChangeEvent(change);
// THEN
QCOMPARE(backendLerpBlend.isEnabled(), newValue);
}
{
// WHEN
const float newValue = 0.883f;
const auto change = Qt3DCore::QPropertyUpdatedChangePtr::create(Qt3DCore::QNodeId());
change->setPropertyName("blendFactor");
change->setValue(QVariant::fromValue(newValue));
backendLerpBlend.sceneChangeEvent(change);
// THEN
QCOMPARE(backendLerpBlend.blendFactor(), newValue);
}
}
void checkBlend_data()
{
QTest::addColumn<float>("value1");
QTest::addColumn<float>("value2");
QTest::addColumn<float>("blendFactor");
QTest::addColumn<float>("result");
QTest::newRow("0_blending") << 8.0f << 5.0f << 0.0f << 8.0f;
QTest::newRow("0.5_blending") << 8.0f << 5.0f << 0.5f << 6.5f;
QTest::newRow("1_blending") << 8.0f << 5.0f << 1.0f << 5.0f;
}
void checkBlend()
{
// GIVEN
QFETCH(float, value1);
QFETCH(float, value2);
QFETCH(float, blendFactor);
QFETCH(float, result);
LerpClipBlend lerpBlend;
// WHEN
lerpBlend.setBlendFactor(blendFactor);
const float computed = lerpBlend.blend(value1, value2);
// THEN
QCOMPARE(computed, result);
}
void checkDependencyIds()
{
// GIVEN
LerpClipBlend lerpBlend;
auto startClipId = Qt3DCore::QNodeId::createId();
auto endClipId = Qt3DCore::QNodeId::createId();
// WHEN
lerpBlend.setStartClipId(startClipId);
lerpBlend.setEndClipId(endClipId);
QVector<Qt3DCore::QNodeId> actualIds = lerpBlend.dependencyIds();
// THEN
QCOMPARE(actualIds.size(), 2);
QCOMPARE(actualIds[0], startClipId);
QCOMPARE(actualIds[1], endClipId);
// WHEN
auto anotherEndClipId = Qt3DCore::QNodeId::createId();
lerpBlend.setEndClipId(anotherEndClipId);
actualIds = lerpBlend.dependencyIds();
// THEN
QCOMPARE(actualIds.size(), 2);
QCOMPARE(actualIds[0], startClipId);
QCOMPARE(actualIds[1], anotherEndClipId);
}
void checkDuration()
{
// GIVEN
auto handler = new Handler();
const double startNodeDuration = 10.0;
const double endNodeDuration = 20.0;
const float blendFactor = 0.25f;
const double expectedDuration = 12.5;
auto startNode = createTestBlendNode(handler, startNodeDuration);
auto endNode = createTestBlendNode(handler, endNodeDuration);
LerpClipBlend blendNode;
blendNode.setHandler(handler);
blendNode.setClipBlendNodeManager(handler->clipBlendNodeManager());
blendNode.setStartClipId(startNode->peerId());
blendNode.setEndClipId(endNode->peerId());
blendNode.setBlendFactor(blendFactor);
// WHEN
double actualDuration = blendNode.duration();
// THEN
QCOMPARE(actualDuration, expectedDuration);
}
};
QTEST_MAIN(tst_LerpClipBlend)
#include "tst_lerpclipblend.moc"
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