qt6windows7/tests/benchmarks/widgets/graphicsview/qgraphicsscene/tst_qgraphicsscene.cpp
2023-10-29 23:33:08 +01:00

220 lines
11 KiB
C++

// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <qtest.h>
#include <QGraphicsItem>
#include <QGraphicsScene>
#include <QGraphicsView>
class tst_QGraphicsScene : public QObject
{
Q_OBJECT
public:
tst_QGraphicsScene();
virtual ~tst_QGraphicsScene();
public slots:
void init();
void cleanup();
private slots:
void construct();
void addItem_data();
void addItem();
void itemAt_data();
void itemAt();
void initialShow();
};
tst_QGraphicsScene::tst_QGraphicsScene()
{
}
tst_QGraphicsScene::~tst_QGraphicsScene()
{
}
static inline void processEvents()
{
QApplication::processEvents();
QApplication::processEvents();
}
void tst_QGraphicsScene::init()
{
processEvents();
}
void tst_QGraphicsScene::cleanup()
{
}
void tst_QGraphicsScene::construct()
{
QBENCHMARK {
QGraphicsScene scene;
}
}
void tst_QGraphicsScene::addItem_data()
{
QTest::addColumn<int>("indexMethod");
QTest::addColumn<QRectF>("sceneRect");
QTest::addColumn<int>("numItems_X");
QTest::addColumn<int>("numItems_Y");
QTest::addColumn<int>("itemType");
QTest::addColumn<QRectF>("itemRect");
QTest::newRow("null") << 0 << QRectF() << 0 << 0 << 0 << QRectF();
QTest::newRow("0 QRectF() 10 x 10 QGraphicsRectItem (0,0,10,10)") << 0 << QRectF() << 10 << 10 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 25 x 25 QGraphicsRectItem (0,0,10,10)") << 0 << QRectF() << 25 << 25 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 100 x 100 QGraphicsRectItem (0,0,10,10)") << 0 << QRectF() << 100 << 100 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 250 x 250 QGraphicsRectItem (0,0,10,10)") << 0 << QRectF() << 250 << 250 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 10 x 10 QGraphicsEllipseItem (0,0,10,10)") << 0 << QRectF() << 10 << 10 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 25 x 25 QGraphicsEllipseItem (0,0,10,10)") << 0 << QRectF() << 25 << 25 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 100 x 100 QGraphicsEllipseItem (0,0,10,0)") << 0 << QRectF() << 100 << 100 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 250 x 250 QGraphicsEllipseItem (0,0,10,10)") << 0 << QRectF() << 250 << 250 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 10 x 10 QGraphicsRectItem (0,0,10,10)") << 0 << QRectF(0, 0, 100, 100) << 10 << 10 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 25 x 25 QGraphicsRectItem (0,0,10,10)") << 0 << QRectF(0, 0, 250, 250) << 25 << 25 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 100 x 100 QGraphicsRectItem (0,0,10,10)") << 0 << QRectF(0, 0, 1000, 1000) << 100 << 100 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 250 x 250 QGraphicsRectItem (0,0,10,10)") << 0 << QRectF(0, 0, 2500, 2500) << 250 << 250 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 10 x 10 QGraphicsEllipseItem (0,0,10,10)") << 0 << QRectF(0, 0, 100, 100) << 10 << 10 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 25 x 25 QGraphicsEllipseItem (0,0,10,10)") << 0 << QRectF(0, 0, 250, 250) << 25 << 25 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 100 x 100 QGraphicsEllipseItem (0,0,10,10)") << 0 << QRectF(0, 0, 1000, 1000) << 100 << 100 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("0 QRectF() 250 x 250 QGraphicsEllipseItem (0,0,10,10)") << 0 << QRectF(0, 0, 2500, 2500) << 250 << 250 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 10 x 10 QGraphicsRectItem (0,0,10,10)") << 1 << QRectF() << 10 << 10 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 25 x 25 QGraphicsRectItem (0,0,10,10)") << 1 << QRectF() << 25 << 25 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 100 x 100 QGraphicsRectItem (0,0,10,10)") << 1 << QRectF() << 100 << 100 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 250 x 250 QGraphicsRectItem (0,0,10,10)") << 1 << QRectF() << 250 << 250 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 10 x 10 QGraphicsEllipseItem (0,0,10,10)") << 1 << QRectF() << 10 << 10 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 25 x 25 QGraphicsEllipseItem (0,0,10,10)") << 1 << QRectF() << 25 << 25 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 100 x 100 QGraphicsEllipseItem (0,0,10,10)") << 1 << QRectF() << 100 << 100 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 250 x 250 QGraphicsEllipseItem (0,0,10,10)") << 1 << QRectF() << 250 << 250 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 10 x 10 QGraphicsRectItem (0,0,10,10)") << 1 << QRectF(0, 0, 100, 100) << 10 << 10 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 25 x 25 QGraphicsRectItem (0,0,10,10)") << 1 << QRectF(0, 0, 250, 250) << 25 << 25 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 100 x 100 QGraphicsRectItem (0,0,10,10)") << 1 << QRectF(0, 0, 1000, 1000) << 100 << 100 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 250 x 250 QGraphicsRectItem (0,0,10,10)") << 1 << QRectF(0, 0, 2500, 2500) << 250 << 250 << int(QGraphicsRectItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 10 x 10 QGraphicsEllipseItem (0,0,10,10)") << 1 << QRectF(0, 0, 100, 100) << 10 << 10 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 25 x 25 QGraphicsEllipseItem (0,0,10,10)") << 1 << QRectF(0, 0, 250, 250) << 25 << 25 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 100 x 100 QGraphicsEllipseItem (0,0,10,10)") << 1 << QRectF(0, 0, 1000, 1000) << 100 << 100 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
QTest::newRow("1 QRectF() 250 x 250 QGraphicsEllipseItem (0,0,10,10)") << 1 << QRectF(0, 0, 2500, 2500) << 250 << 250 << int(QGraphicsEllipseItem::Type) << QRectF(0, 0, 10, 10);
}
void tst_QGraphicsScene::addItem()
{
QFETCH(int, indexMethod);
QFETCH(QRectF, sceneRect);
QFETCH(int, numItems_X);
QFETCH(int, numItems_Y);
QFETCH(int, itemType);
QFETCH(QRectF, itemRect);
QGraphicsScene scene;
scene.setItemIndexMethod(indexMethod ? QGraphicsScene::BspTreeIndex : QGraphicsScene::NoIndex);
if (!sceneRect.isNull())
scene.setSceneRect(sceneRect);
processEvents();
QBENCHMARK {
QGraphicsItem *item = 0;
for (int y = 0; y < numItems_Y; ++y) {
for (int x = 0; x < numItems_X; ++x) {
switch (itemType) {
case QGraphicsRectItem::Type:
item = new QGraphicsRectItem(itemRect);
break;
case QGraphicsEllipseItem::Type:
default:
item = new QGraphicsEllipseItem(itemRect);
break;
}
item->setPos(x * itemRect.width(), y * itemRect.height());
scene.addItem(item);
}
}
scene.items(QPointF(0, 0));
}
//let QGraphicsScene::_q_polishItems be called so ~QGraphicsItem doesn't spend all his time cleaning the unpolished list
qApp->processEvents();
}
void tst_QGraphicsScene::itemAt_data()
{
QTest::addColumn<int>("bspTreeDepth");
QTest::addColumn<QRectF>("sceneRect");
QTest::addColumn<int>("numItems_X");
QTest::addColumn<int>("numItems_Y");
QTest::addColumn<QRectF>("itemRect");
QTest::newRow("null") << 0 << QRectF() << 0 << 0 << QRectF();
QTest::newRow("NoIndex 10x10") << -1 << QRectF() << 10 << 10 << QRectF(-10, -10, 20, 20);
QTest::newRow("NoIndex 25x25") << -1 << QRectF() << 25 << 25 << QRectF(-10, -10, 20, 20);
QTest::newRow("NoIndex 100x100") << -1 << QRectF() << 100 << 100 << QRectF(-10, -10, 20, 20);
QTest::newRow("NoIndex 250x250") << -1 << QRectF() << 250 << 250 << QRectF(-10, -10, 20, 20);
QTest::newRow("BspTreeIndex depth=auto 10x10") << 0 << QRectF() << 10 << 10 << QRectF(-10, -10, 20, 20);
QTest::newRow("BspTreeIndex depth=auto 25x25") << 0 << QRectF() << 25 << 25 << QRectF(-10, -10, 20, 20);
QTest::newRow("BspTreeIndex depth=auto 100x100") << 0 << QRectF() << 100 << 100 << QRectF(-10, -10, 20, 20);
QTest::newRow("BspTreeIndex depth=auto 250x250") << 0 << QRectF() << 250 << 250 << QRectF(-10, -10, 20, 20);
QTest::newRow("BspTreeIndex depth=16 10x10") << 16 << QRectF() << 10 << 10 << QRectF(-10, -10, 20, 20);
QTest::newRow("BspTreeIndex depth=16 25x25") << 16 << QRectF() << 25 << 25 << QRectF(-10, -10, 20, 20);
QTest::newRow("BspTreeIndex depth=16 100x100") << 16 << QRectF() << 100 << 100 << QRectF(-10, -10, 20, 20);
QTest::newRow("BspTreeIndex depth=16 250x250") << 16 << QRectF() << 250 << 250 << QRectF(-10, -10, 20, 20);
}
void tst_QGraphicsScene::itemAt()
{
QFETCH(int, bspTreeDepth);
QFETCH(QRectF, sceneRect);
QFETCH(int, numItems_X);
QFETCH(int, numItems_Y);
QFETCH(QRectF, itemRect);
QGraphicsScene scene;
scene.setItemIndexMethod(bspTreeDepth >= 0 ? QGraphicsScene::BspTreeIndex : QGraphicsScene::NoIndex);
if (bspTreeDepth > 0)
scene.setBspTreeDepth(bspTreeDepth);
if (!sceneRect.isNull())
scene.setSceneRect(sceneRect);
for (int y = 0; y < numItems_Y; ++y) {
for (int x = 0; x < numItems_X; ++x) {
QGraphicsRectItem *item = new QGraphicsRectItem(itemRect);
item->setPos((x - numItems_X/2) * itemRect.width(), (y - numItems_Y/2) * itemRect.height());
scene.addItem(item);
}
}
scene.items(QPointF(0, 0)); // triggers indexing
processEvents();
QGraphicsItem *item = 0;
QBENCHMARK {
item = scene.items(QPointF(0, 0)).value(0, nullptr);
Q_UNUSED(item)
}
//let QGraphicsScene::_q_polishItems be called so ~QGraphicsItem doesn't spend all his time cleaning the unpolished list
qApp->processEvents();
}
void tst_QGraphicsScene::initialShow()
{
QGraphicsScene scene;
QBENCHMARK {
for (int y = 0; y < 30000; ++y) {
QGraphicsRectItem *item = new QGraphicsRectItem(0, 0, 50, 50);
item->setPos((y/2) * item->rect().width(), (y/2) * item->rect().height());
scene.addItem(item);
}
scene.items(QPointF(0, 0)); // triggers indexing
//This call polish the items so we bench their processing too.
qApp->processEvents();
}
}
QTEST_MAIN(tst_QGraphicsScene)
#include "tst_qgraphicsscene.moc"