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// Copyright (C) 2019 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QTest>
#include <QSignalSpy>
#include <QtQuick3D/private/qquick3dnode_p.h>
#include <QtQuick3DUtils/private/qssgutils_p.h>
#include <QtQuick3DRuntimeRender/private/qssgrendernode_p.h>
#include <QtGui/qquaternion.h>
class tst_QQuick3DNode : public QObject
{
Q_OBJECT
// Work-around to get access to updateSpatialNode
class NodeItem : public QQuick3DNode
{
public:
using QQuick3DNode::updateSpatialNode;
};
private slots:
void testProperties();
void testSceneRotation();
void testEnums();
void testPositionMapping();
void testDirectionMapping();
};
void tst_QQuick3DNode::testProperties()
{
NodeItem nodeItem;
auto node = static_cast<QSSGRenderNode *>(nodeItem.updateSpatialNode(nullptr));
const auto originalNode = node; // for comparisons later...
QVERIFY(node);
// Positions
const float x = 50.0f;
nodeItem.setX(x);
node = static_cast<QSSGRenderNode *>(nodeItem.updateSpatialNode(node));
QCOMPARE(x, nodeItem.x());
QVERIFY(qFuzzyCompare(x, QSSGUtils::mat44::getPosition(node->localTransform).x()));
const float y = 60.0f;
nodeItem.setY(y);
node = static_cast<QSSGRenderNode *>(nodeItem.updateSpatialNode(node));
QCOMPARE(y, nodeItem.y());
QVERIFY(qFuzzyCompare(y, QSSGUtils::mat44::getPosition(node->localTransform).y()));
const float z = 70.0f;
nodeItem.setZ(z);
node = static_cast<QSSGRenderNode *>(nodeItem.updateSpatialNode(node));
QCOMPARE(z, nodeItem.z());
QVERIFY(qFuzzyCompare(z, QSSGUtils::mat44::getPosition(node->localTransform).z()));
QVector3D pos1(x, y, z);
QCOMPARE(pos1, nodeItem.position());
QVERIFY(qFuzzyCompare(pos1, QSSGUtils::mat44::getPosition(node->localTransform)));
pos1 *= 2.0;
nodeItem.setPosition(pos1);
node = static_cast<QSSGRenderNode *>(nodeItem.updateSpatialNode(node));
QCOMPARE(pos1, nodeItem.position());
QVERIFY(qFuzzyCompare(pos1, QSSGUtils::mat44::getPosition(node->localTransform)));
// Rotation, Scale, Pivot
QCOMPARE(nodeItem.rotation(), QQuaternion());
QCOMPARE(nodeItem.scale(), QVector3D(1, 1, 1));
QCOMPARE(nodeItem.pivot(), QVector3D());
QQuaternion rot = QQuaternion::fromEulerAngles(100, 200, 300);
nodeItem.setRotation(rot);
node = static_cast<QSSGRenderNode *>(nodeItem.updateSpatialNode(node));
QVERIFY(qFuzzyCompare(rot, nodeItem.rotation()));
QVERIFY(qFuzzyCompare(rot, QQuaternion::fromRotationMatrix(QSSGUtils::mat44::getUpper3x3(node->localTransform))));
QVector3D scale(0.5, 1.0, 2.0);
nodeItem.setScale(scale);
node = static_cast<QSSGRenderNode *>(nodeItem.updateSpatialNode(node));
QCOMPARE(scale, nodeItem.scale());
QVERIFY(qFuzzyCompare(scale, QSSGUtils::mat44::getScale(node->localTransform)));
QVector3D pivot(10, 20, 30);
nodeItem.setPivot(pivot);
node = static_cast<QSSGRenderNode *>(nodeItem.updateSpatialNode(node));
QCOMPARE(pivot, nodeItem.pivot());
QCOMPARE(pivot, node->pivot);
// Opacity
const float opacity = 0.2f;
nodeItem.setLocalOpacity(opacity);
node = static_cast<QSSGRenderNode *>(nodeItem.updateSpatialNode(node));
QCOMPARE(opacity, nodeItem.localOpacity());
QCOMPARE(opacity, node->localOpacity);
// Visibility
nodeItem.setVisible(false);
node = static_cast<QSSGRenderNode *>(nodeItem.updateSpatialNode(node));
QVERIFY(!node->getLocalState(QSSGRenderNode::LocalState::Active));
QSignalSpy spy(&nodeItem, SIGNAL(visibleChanged()));
nodeItem.setVisible(true);
node = static_cast<QSSGRenderNode *>(nodeItem.updateSpatialNode(node));
QVERIFY(node->getLocalState(QSSGRenderNode::LocalState::Active));
QCOMPARE(spy.size(), 1);
QCOMPARE(originalNode, node);
}
void tst_QQuick3DNode::testSceneRotation()
{
QQuick3DNode parentNode;
QQuick3DNode selfNode(&parentNode);
const auto rotX45 = QQuaternion::fromAxisAndAngle(QVector3D(1.0f, 0.0f, 0.0f), 45.0f);
parentNode.setRotation(rotX45);
QVERIFY(qFuzzyCompare(selfNode.sceneRotation(), rotX45));
const auto rotZ30 = QQuaternion::fromAxisAndAngle(QVector3D(0.0f, 0.0f, 1.0f), 30.0f);
selfNode.setRotation(rotZ30);
QVERIFY(qFuzzyCompare(selfNode.sceneRotation(), rotX45 * rotZ30));
// !m_hasInheritedUniformScale path, but the XY plane is scaled uniformly.
parentNode.setScale(QVector3D(5.0f, 5.0f, 1.0f));
QVERIFY(qFuzzyCompare(selfNode.sceneRotation(), rotX45 * rotZ30));
}
void tst_QQuick3DNode::testEnums()
{
NodeItem nodeItem;
auto node = static_cast<QSSGRenderNode *>(nodeItem.updateSpatialNode(nullptr));
QVERIFY(node);
}
void tst_QQuick3DNode::testPositionMapping()
{
QQuick3DNode nodeA, nodeB;
nodeB.setPosition(QVector3D{2.0f, 2.0f, 2.0f});
{ // map pos TO scene A
const QVector3D expected { 1.0f, 1.0f, 1.0f };
const QVector3D input { 1.0f, 1.0f, 1.0f };
const auto res = nodeA.mapPositionToScene(input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map pos TO scene B
const QVector3D expected { 3.0f, 3.0f, 3.0f };
const QVector3D input { 1.0f, 1.0f, 1.0f };
const auto res = nodeB.mapPositionToScene(input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map pos FROM scene A
const QVector3D expected { 1.0f, 1.0f, 1.0f };
const QVector3D input { 1.0f, 1.0f, 1.0f };
const auto res = nodeA.mapPositionFromScene(input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map pos FROM scene B
const QVector3D expected { 1.0f, 1.0f, 1.0f };
const QVector3D input { 3.0f, 3.0f, 3.0f };
const auto res = nodeB.mapPositionFromScene(input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map node A's postion TO node B
const QVector3D expected { -1.0f, -1.0f, -1.0f };
const QVector3D input { 1.0f, 1.0f, 1.0f };
const auto res = nodeA.mapPositionToNode(&nodeB, input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map node A's postion to node 'null'
const QVector3D expected { 1.0f, 1.0f, 1.0f };
const QVector3D input { 1.0f, 1.0f, 1.0f };
const auto res = nodeA.mapPositionToNode(nullptr, input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map pos FROM node B's pos
const QVector3D expected { 3.0f, 3.0f, 3.0f };
const QVector3D input { 1.0f, 1.0f, 1.0f };
const auto res = nodeA.mapPositionFromNode(&nodeB, input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map pos FROM null node
const QVector3D expected { 1.0f, 1.0f, 1.0f };
const QVector3D input { 1.0f, 1.0f, 1.0f };
const auto res = nodeA.mapPositionFromNode(nullptr, input);
QVERIFY(qFuzzyCompare(res, expected));
}
}
void tst_QQuick3DNode::testDirectionMapping()
{
QQuick3DNode nodeA, nodeB;
nodeB.setEulerRotation(QVector3D{0.0f, 0.0f, 90.0f});
{ // map dir TO scene A
const QVector3D expected { 1.0f, 1.0f, 1.0f };
const QVector3D input { 1.0f, 1.0f, 1.0f };
const auto res = nodeA.mapDirectionToScene(input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map dir TO scene B
const QVector3D expected { -1.0f, 1.0f, 0.0f };
const QVector3D input { 1.0f, 1.0f, 0.0f };
const auto res = nodeB.mapDirectionToScene(input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map dir FROM scene A
const QVector3D expected { 1.0f, 1.0f, 1.0f };
const QVector3D input { 1.0f, 1.0f, 1.0f };
const auto res = nodeA.mapDirectionFromScene(input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map dir FROM scene B
const QVector3D expected { 1.0f, -1.0f, 0.0f };
const QVector3D input { 1.0f, 1.0f, 0.0f };
const auto res = nodeB.mapDirectionFromScene(input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map direction FROM node A's TO node B's space
const QVector3D expected { 1.0f, -1.0f, 0.0f };
const QVector3D input { 1.0f, 1.0f, 0.0f };
const auto res = nodeA.mapDirectionToNode(&nodeB, input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map direction FROM node A's TO null node
const QVector3D expected { 1.0f, 1.0f, 1.0f };
const QVector3D input { 1.0f, 1.0f, 1.0f };
const auto res = nodeA.mapDirectionToNode(nullptr, input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map direction FROM node B's pos
const QVector3D expected { -1.0f, 1.0f, 0.0f };
const QVector3D input { 1.0f, 1.0f, 0.0f };
const auto res = nodeA.mapDirectionFromNode(&nodeB, input);
QVERIFY(qFuzzyCompare(res, expected));
}
{ // map pos FROM null node
const QVector3D expected { 1.0f, 1.0f, 1.0f };
const QVector3D input { 1.0f, 1.0f, 1.0f };
const auto res = nodeA.mapDirectionFromNode(nullptr, input);
QVERIFY(qFuzzyCompare(res, expected));
}
}
QTEST_APPLESS_MAIN(tst_QQuick3DNode)
#include "tst_qquick3dnode.moc"
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