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28
29#include <QtTest/QTest>
30#include <Qt3DCore/private/qnode_p.h>
31#include <Qt3DCore/private/qscene_p.h>
32#include <Qt3DCore/qentity.h>
33#include <Qt3DCore/private/qnodecreatedchangegenerator_p.h>
34
35#include <Qt3DRender/qrenderstateset.h>
36#include <Qt3DRender/private/qrenderstate_p.h>
37#include <Qt3DRender/qrenderstate.h>
38#include <Qt3DRender/private/qrenderstateset_p.h>
39
40#include "testpostmanarbiter.h"
41
42class MyStateSet;
43class MyStateSetPrivate : public Qt3DRender::QRenderStatePrivate
44{
45public :
46 MyStateSetPrivate()
47 : QRenderStatePrivate(Qt3DRender::Render::DepthTestStateMask)
48 {}
49};
50
51
52class MyStateSet : public Qt3DRender::QRenderState
53{
54 Q_OBJECT
55public:
56 explicit MyStateSet(Qt3DCore::QNode *parent = nullptr)
57 : Qt3DRender::QRenderState(*new MyStateSetPrivate(), parent)
58 {}
59
60private:
61 Q_DECLARE_PRIVATE(MyStateSet)
62};
63
64class tst_QRenderStateSet: public QObject
65{
66 Q_OBJECT
67
68private Q_SLOTS:
69
70 void checkSaneDefaults()
71 {
72 QScopedPointer<Qt3DRender::QRenderStateSet> defaultstateSet(new Qt3DRender::QRenderStateSet);
73 QVERIFY(defaultstateSet->renderStates().isEmpty());
74 }
75
76 void checkCloning_data()
77 {
78 QTest::addColumn<Qt3DRender::QRenderStateSet *>(name: "stateSet");
79 QTest::addColumn<QVector<Qt3DRender::QRenderState *> >(name: "states");
80
81 Qt3DRender::QRenderStateSet *defaultConstructed = new Qt3DRender::QRenderStateSet();
82 QTest::newRow(dataTag: "defaultConstructed") << defaultConstructed << QVector<Qt3DRender::QRenderState *>();
83
84 Qt3DRender::QRenderStateSet *stateSetWithStates = new Qt3DRender::QRenderStateSet();
85 Qt3DRender::QRenderState *state1 = new MyStateSet();
86 Qt3DRender::QRenderState *state2 = new MyStateSet();
87 QVector<Qt3DRender::QRenderState *> states = QVector<Qt3DRender::QRenderState *>() << state1 << state2;
88 stateSetWithStates->addRenderState(state: state1);
89 stateSetWithStates->addRenderState(state: state2);
90 QTest::newRow(dataTag: "stateSetWithStates") << stateSetWithStates << states;
91 }
92
93 void checkCloning()
94 {
95 // GIVEN
96 QFETCH(Qt3DRender::QRenderStateSet*, stateSet);
97 QFETCH(QVector<Qt3DRender::QRenderState *>, states);
98
99 // THEN
100 QCOMPARE(stateSet->renderStates(), states);
101
102 // WHEN
103 Qt3DCore::QNodeCreatedChangeGenerator creationChangeGenerator(stateSet);
104 QVector<Qt3DCore::QNodeCreatedChangeBasePtr> creationChanges = creationChangeGenerator.creationChanges();
105
106 // THEN
107 QCOMPARE(creationChanges.size(), 1 + states.size());
108
109 const Qt3DCore::QNodeCreatedChangePtr<Qt3DRender::QRenderStateSetData> creationChangeData =
110 qSharedPointerCast<Qt3DCore::QNodeCreatedChange<Qt3DRender::QRenderStateSetData>>(src: creationChanges.first());
111 const Qt3DRender::QRenderStateSetData &cloneData = creationChangeData->data;
112
113 QCOMPARE(stateSet->id(), creationChangeData->subjectId());
114 QCOMPARE(stateSet->isEnabled(), creationChangeData->isNodeEnabled());
115 QCOMPARE(stateSet->metaObject(), creationChangeData->metaObject());
116 QCOMPARE(stateSet->renderStates().count(), cloneData.renderStateIds.count());
117
118 for (int i = 0, m = states.count(); i < m; ++i) {
119 Qt3DRender::QRenderState *sOrig = states.at(i);
120 QCOMPARE(sOrig->id(), cloneData.renderStateIds.at(i));
121 }
122
123 delete stateSet;
124 }
125
126 void checkPropertyUpdates()
127 {
128 // GIVEN
129 TestArbiter arbiter;
130 QScopedPointer<Qt3DRender::QRenderStateSet> stateSet(new Qt3DRender::QRenderStateSet());
131 arbiter.setArbiterOnNode(stateSet.data());
132
133 // WHEN
134 Qt3DRender::QRenderState *state1 = new MyStateSet();
135 stateSet->addRenderState(state: state1);
136 QCoreApplication::processEvents();
137
138 // THEN
139 QCOMPARE(arbiter.events.size(), 0);
140 QCOMPARE(arbiter.dirtyNodes.size(), 1);
141 QVERIFY(arbiter.dirtyNodes.contains(stateSet.data()));
142
143 arbiter.dirtyNodes.clear();
144
145 // WHEN
146 stateSet->addRenderState(state: state1);
147 QCoreApplication::processEvents();
148
149 // THEN
150 QCOMPARE(arbiter.events.size(), 0);
151 QCOMPARE(arbiter.dirtyNodes.size(), 0);
152 // WHEN
153 stateSet->removeRenderState(state: state1);
154 QCoreApplication::processEvents();
155
156 // THEN
157 QCOMPARE(arbiter.events.size(), 0);
158 QCOMPARE(arbiter.dirtyNodes.size(), 1);
159 QVERIFY(arbiter.dirtyNodes.contains(stateSet.data()));
160
161 arbiter.dirtyNodes.clear();
162 }
163
164 void checkRenderStateBookkeeping()
165 {
166 // GIVEN
167 QScopedPointer<Qt3DRender::QRenderStateSet> renderStateSet(new Qt3DRender::QRenderStateSet);
168 {
169 // WHEN
170 MyStateSet state;
171 renderStateSet->addRenderState(state: &state);
172
173 // THEN
174 QCOMPARE(state.parent(), renderStateSet.data());
175 QCOMPARE(renderStateSet->renderStates().size(), 1);
176 }
177 // THEN (Should not crash and parameter be unset)
178 QVERIFY(renderStateSet->renderStates().empty());
179
180 {
181 // WHEN
182 Qt3DRender::QRenderStateSet someOtherStateSet;
183 QScopedPointer<Qt3DRender::QRenderState> state(new MyStateSet(&someOtherStateSet));
184 renderStateSet->addRenderState(state: state.data());
185
186 // THEN
187 QCOMPARE(state->parent(), &someOtherStateSet);
188 QCOMPARE(renderStateSet->renderStates().size(), 1);
189
190 // WHEN
191 renderStateSet.reset();
192 state.reset();
193
194 // THEN Should not crash when the state is destroyed (tests for failed removal of destruction helper)
195 }
196 }
197};
198
199QTEST_MAIN(tst_QRenderStateSet)
200
201#include "tst_qrenderstateset.moc"
202

source code of qt3d/tests/auto/render/qrenderstateset/tst_qrenderstateset.cpp