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qt6-bb10/qtdeclarative/tests/auto/quick/drawingmodes/tst_drawingmodes.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <qtest.h>
#include <QtQuick/qquickitem.h>
#include <QtQuick/qquickview.h>
#include <QtQuick/qsgnode.h>
#include <QtQuick/qsggeometry.h>
#include <QtQuick/qsgflatcolormaterial.h>
#include <QtGui/qscreen.h>
#include <QtQuickTestUtils/private/qmlutils_p.h>
class tst_drawingmodes : public QQmlDataTest
{
Q_OBJECT
public:
tst_drawingmodes();
bool hasPixelAround(const QImage &fb, int centerX, int centerY);
QImage runTest(const QString &fileName)
{
QQuickView view(&outerWindow);
view.setResizeMode(QQuickView::SizeViewToRootObject);
view.setSource(testFileUrl(fileName));
view.setVisible(true);
bool exposed = QTest::qWaitForWindowExposed(&view);
return exposed ? view.grabWindow() : QImage();
}
//It is important for platforms that only are able to show fullscreen windows
//to have a container for the window that is painted on.
QQuickWindow outerWindow;
const QRgb black;
const QRgb red;
private slots:
void points();
void lines();
void lineStrip();
void lineLoop();
void triangles();
void triangleStrip();
void triangleFan();
private:
bool isRunningOnRhi() const;
};
class DrawingModeItem : public QQuickItem
{
Q_OBJECT
public:
static QSGGeometry::DrawingMode drawingMode;
DrawingModeItem() : first(QSGGeometry::defaultAttributes_Point2D(), 5),
second(QSGGeometry::defaultAttributes_Point2D(), 5)
{
setFlag(ItemHasContents, true);
material.setColor(Qt::red);
}
protected:
QSGGeometry first;
QSGGeometry second;
QSGFlatColorMaterial material;
QSGNode *updatePaintNode(QSGNode *node, UpdatePaintNodeData *) override
{
if (!node) {
QRect bounds(0, 0, 200, 200);
first.setDrawingMode(drawingMode);
second.setDrawingMode(drawingMode);
QSGGeometry::Point2D *v = first.vertexDataAsPoint2D();
v[0].set(bounds.width() * 2 / 8, bounds.height() / 2);
v[1].set(bounds.width() / 8, bounds.height() / 4);
v[2].set(bounds.width() * 3 / 8, bounds.height() / 4);
v[3].set(bounds.width() * 3 / 8, bounds.height() * 3 / 4);
v[4].set(bounds.width() / 8, bounds.height() * 3 / 4);
v = second.vertexDataAsPoint2D();
v[0].set(bounds.width() * 6 / 8, bounds.height() / 2);
v[1].set(bounds.width() * 5 / 8, bounds.height() / 4);
v[2].set(bounds.width() * 7 / 8, bounds.height() / 4);
v[3].set(bounds.width() * 7 / 8, bounds.height() * 3 / 4);
v[4].set(bounds.width() * 5 / 8, bounds.height() * 3 / 4);
node = new QSGNode;
QSGGeometryNode *child = new QSGGeometryNode;
child->setGeometry(&first);
child->setMaterial(&material);
node->appendChildNode(child);
child = new QSGGeometryNode;
child->setGeometry(&second);
child->setMaterial(&material);
node->appendChildNode(child);
}
return node;
}
};
QSGGeometry::DrawingMode DrawingModeItem::drawingMode;
bool tst_drawingmodes::hasPixelAround(const QImage &fb, int centerX, int centerY) {
for (int x = centerX - 2; x <= centerX + 2; ++x) {
for (int y = centerY - 2; y <= centerY + 2; ++y) {
if (fb.pixel(x, y) == red)
return true;
}
}
return false;
}
tst_drawingmodes::tst_drawingmodes()
: QQmlDataTest(QT_QMLTEST_DATADIR)
, black(qRgb(0, 0, 0))
, red(qRgb(0xff, 0, 0))
{
qmlRegisterType<DrawingModeItem>("Test", 1, 0, "DrawingModeItem");
outerWindow.showNormal();
outerWindow.setGeometry(0,0,400,400);
}
void tst_drawingmodes::points()
{
DrawingModeItem::drawingMode = QSGGeometry::DrawPoints;
if (QGuiApplication::primaryScreen()->depth() < 24)
QSKIP("This test does not work at display depths < 24");
if ((QGuiApplication::platformName() == QLatin1String("offscreen"))
|| (QGuiApplication::platformName() == QLatin1String("minimal")))
QSKIP("Skipping due to grabWindow not functional on offscreen/minimal platforms");
#if QT_CONFIG(metal)
QSKIP("Skipping points test due to unexpected failures in M1 CI VM");
#endif
QImage fb = runTest("DrawingModes.qml");
QVERIFY(hasPixelAround(fb, 50, 100));
QVERIFY(hasPixelAround(fb, 25, 50));
QVERIFY(hasPixelAround(fb, 75, 50));
QVERIFY(hasPixelAround(fb, 75, 150));
QVERIFY(hasPixelAround(fb, 25, 150));
QVERIFY(hasPixelAround(fb, 150, 100));
QVERIFY(hasPixelAround(fb, 125, 50));
QVERIFY(hasPixelAround(fb, 175, 50));
QVERIFY(hasPixelAround(fb, 175, 150));
QVERIFY(hasPixelAround(fb, 125, 150));
QVERIFY(!hasPixelAround(fb, 135, 70));
QVERIFY(!hasPixelAround(fb, 175, 100));
QVERIFY(!hasPixelAround(fb, 110, 140));
QVERIFY(!hasPixelAround(fb, 50, 50));
QVERIFY(!hasPixelAround(fb, 50, 150));
QVERIFY(!hasPixelAround(fb, 25, 100));
QVERIFY(!hasPixelAround(fb, 75, 100));
QVERIFY(!hasPixelAround(fb, 125, 100));
QVERIFY(!hasPixelAround(fb, 150, 50));
QVERIFY(!hasPixelAround(fb, 150, 150));
QVERIFY(!hasPixelAround(fb, 135, 130));
QVERIFY(!hasPixelAround(fb, 35, 130));
}
void tst_drawingmodes::lines()
{
DrawingModeItem::drawingMode = QSGGeometry::DrawLines;
if (QGuiApplication::primaryScreen()->depth() < 24)
QSKIP("This test does not work at display depths < 24");
if ((QGuiApplication::platformName() == QLatin1String("offscreen"))
|| (QGuiApplication::platformName() == QLatin1String("minimal")))
QSKIP("Skipping due to grabWindow not functional on offscreen/minimal platforms");
QImage fb = runTest("DrawingModes.qml");
QCOMPARE(fb.width(), 200);
QCOMPARE(fb.height(), 200);
QVERIFY(hasPixelAround(fb, 135, 70));
QVERIFY(hasPixelAround(fb, 175, 100));
QVERIFY(!hasPixelAround(fb, 110, 140));
QVERIFY(!hasPixelAround(fb, 50, 50));
QVERIFY(!hasPixelAround(fb, 50, 150));
QVERIFY(hasPixelAround(fb, 35, 70));
QVERIFY(hasPixelAround(fb, 75, 100));
QVERIFY(!hasPixelAround(fb, 25, 100));
QVERIFY(!hasPixelAround(fb, 125, 100));
QVERIFY(!hasPixelAround(fb, 150, 50));
QVERIFY(!hasPixelAround(fb, 150, 150));
QVERIFY(!hasPixelAround(fb, 135, 130));
QVERIFY(!hasPixelAround(fb, 35, 130));
}
void tst_drawingmodes::lineStrip()
{
DrawingModeItem::drawingMode = QSGGeometry::DrawLineStrip;
if (QGuiApplication::primaryScreen()->depth() < 24)
QSKIP("This test does not work at display depths < 24");
if ((QGuiApplication::platformName() == QLatin1String("offscreen"))
|| (QGuiApplication::platformName() == QLatin1String("minimal")))
QSKIP("Skipping due to grabWindow not functional on offscreen/minimal platforms");
QImage fb = runTest("DrawingModes.qml");
QCOMPARE(fb.width(), 200);
QCOMPARE(fb.height(), 200);
QVERIFY(hasPixelAround(fb, 135, 70));
QVERIFY(hasPixelAround(fb, 150, 50));
QVERIFY(hasPixelAround(fb, 175, 100));
QVERIFY(hasPixelAround(fb, 150, 150));
QVERIFY(hasPixelAround(fb, 35, 70));
QVERIFY(hasPixelAround(fb, 50, 50));
QVERIFY(hasPixelAround(fb, 75, 100));
QVERIFY(hasPixelAround(fb, 50, 150));
QVERIFY(!hasPixelAround(fb, 110, 140)); // bad line not there => line strip unbatched
QVERIFY(!hasPixelAround(fb, 25, 100));
QVERIFY(!hasPixelAround(fb, 125, 100));
QVERIFY(!hasPixelAround(fb, 135, 130));
QVERIFY(!hasPixelAround(fb, 35, 130));
}
void tst_drawingmodes::lineLoop()
{
DrawingModeItem::drawingMode = QSGGeometry::DrawLineLoop;
if (QGuiApplication::primaryScreen()->depth() < 24)
QSKIP("This test does not work at display depths < 24");
if ((QGuiApplication::platformName() == QLatin1String("offscreen"))
|| (QGuiApplication::platformName() == QLatin1String("minimal")))
QSKIP("Skipping due to grabWindow not functional on offscreen/minimal platforms");
if (isRunningOnRhi())
QSKIP("Line loops are not supported by some modern graphics APIs - skipping test");
QImage fb = runTest("DrawingModes.qml");
QCOMPARE(fb.width(), 200);
QCOMPARE(fb.height(), 200);
QVERIFY(hasPixelAround(fb, 135, 70));
QVERIFY(hasPixelAround(fb, 135, 130));
QVERIFY(hasPixelAround(fb, 150, 50));
QVERIFY(hasPixelAround(fb, 175, 100));
QVERIFY(hasPixelAround(fb, 150, 150));
QVERIFY(hasPixelAround(fb, 35, 70));
QVERIFY(hasPixelAround(fb, 35, 130));
QVERIFY(hasPixelAround(fb, 50, 50));
QVERIFY(hasPixelAround(fb, 75, 100));
QVERIFY(hasPixelAround(fb, 50, 150));
QVERIFY(!hasPixelAround(fb, 110, 140)); // bad line not there => line loop unbatched
QVERIFY(!hasPixelAround(fb, 25, 100));
QVERIFY(!hasPixelAround(fb, 125, 100));
}
void tst_drawingmodes::triangles()
{
DrawingModeItem::drawingMode = QSGGeometry::DrawTriangles;
if (QGuiApplication::primaryScreen()->depth() < 24)
QSKIP("This test does not work at display depths < 24");
if ((QGuiApplication::platformName() == QLatin1String("offscreen"))
|| (QGuiApplication::platformName() == QLatin1String("minimal")))
QSKIP("Skipping due to grabWindow not functional on offscreen/minimal platforms");
QImage fb = runTest("DrawingModes.qml");
QCOMPARE(fb.width(), 200);
QCOMPARE(fb.height(), 200);
QVERIFY(hasPixelAround(fb, 150, 75));
QVERIFY(!hasPixelAround(fb, 162, 100));
QVERIFY(!hasPixelAround(fb, 150, 125));
QVERIFY(!hasPixelAround(fb, 137, 100));
QVERIFY(!hasPixelAround(fb, 100, 125));
QVERIFY(hasPixelAround(fb, 50, 75));
QVERIFY(!hasPixelAround(fb, 62, 100));
QVERIFY(!hasPixelAround(fb, 50, 125));
QVERIFY(!hasPixelAround(fb, 37, 100));
}
void tst_drawingmodes::triangleStrip()
{
DrawingModeItem::drawingMode = QSGGeometry::DrawTriangleStrip;
if (QGuiApplication::primaryScreen()->depth() < 24)
QSKIP("This test does not work at display depths < 24");
if ((QGuiApplication::platformName() == QLatin1String("offscreen"))
|| (QGuiApplication::platformName() == QLatin1String("minimal")))
QSKIP("Skipping due to grabWindow not functional on offscreen/minimal platforms");
QImage fb = runTest("DrawingModes.qml");
QCOMPARE(fb.width(), 200);
QCOMPARE(fb.height(), 200);
QVERIFY(hasPixelAround(fb, 150, 75));
QVERIFY(hasPixelAround(fb, 162, 100));
QVERIFY(hasPixelAround(fb, 150, 125));
QVERIFY(!hasPixelAround(fb, 137, 100));
QVERIFY(!hasPixelAround(fb, 100, 125)); // batching avoids extra triangle by duplicating vertices.
QVERIFY(hasPixelAround(fb, 50, 75));
QVERIFY(hasPixelAround(fb, 62, 100));
QVERIFY(hasPixelAround(fb, 50, 125));
QVERIFY(!hasPixelAround(fb, 37, 100));
}
void tst_drawingmodes::triangleFan()
{
DrawingModeItem::drawingMode = QSGGeometry::DrawTriangleFan;
if (QGuiApplication::primaryScreen()->depth() < 24)
QSKIP("This test does not work at display depths < 24");
if ((QGuiApplication::platformName() == QLatin1String("offscreen"))
|| (QGuiApplication::platformName() == QLatin1String("minimal")))
QSKIP("Skipping due to grabWindow not functional on offscreen/minimal platforms");
if (isRunningOnRhi())
QSKIP("Triangle fans are not supported by some modern graphics APIs - skipping test");
QImage fb = runTest("DrawingModes.qml");
QCOMPARE(fb.width(), 200);
QCOMPARE(fb.height(), 200);
QVERIFY(hasPixelAround(fb, 150, 75));
QVERIFY(hasPixelAround(fb, 162, 100));
QVERIFY(hasPixelAround(fb, 150, 125));
QVERIFY(!hasPixelAround(fb, 137, 100));
QVERIFY(!hasPixelAround(fb, 100, 125)); // no extra triangle; triangle fan is not batched
QVERIFY(hasPixelAround(fb, 50, 75));
QVERIFY(hasPixelAround(fb, 62, 100));
QVERIFY(hasPixelAround(fb, 50, 125));
QVERIFY(!hasPixelAround(fb, 37, 100));
}
bool tst_drawingmodes::isRunningOnRhi() const
{
static bool retval = false;
static bool decided = false;
if (!decided) {
decided = true;
QQuickView dummy;
dummy.show();
if (QTest::qWaitForWindowExposed(&dummy)) {
QSGRendererInterface::GraphicsApi api = dummy.rendererInterface()->graphicsApi();
retval = QSGRendererInterface::isApiRhiBased(api);
}
dummy.hide();
}
return retval;
}
QTEST_MAIN(tst_drawingmodes)
#include "tst_drawingmodes.moc"
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