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// SPDX-License-Identifier: LGPL-2.1-or-later
//
// SPDX-FileCopyrightText: 2014 Bernhard Beschow <bbeschow@cs.tu-berlin.de>
//
#include "StereographicProjection.h"
#include "TestUtils.h"
#include "ViewportParams.h"
#include <QDebug>
namespace Marble
{
class StereographicProjectionTest : public QObject
{
Q_OBJECT
private Q_SLOTS:
void screenCoordinatesOfCenter_data();
void screenCoordinatesOfCenter();
};
void StereographicProjectionTest::screenCoordinatesOfCenter_data()
{
ViewportParams stereographic;
stereographic.setProjection(Stereographic);
QTest::addColumn<QPoint>("screenCoordinates");
QTest::addColumn<GeoDataCoordinates>("expected");
addRow() << QPoint(5, 15) << GeoDataCoordinates(-45, 72.1397, 0, GeoDataCoordinates::Degree);
addRow() << QPoint(15, 5) << GeoDataCoordinates(135, 72.1397, 0, GeoDataCoordinates::Degree);
}
void StereographicProjectionTest::screenCoordinatesOfCenter()
{
QFETCH(QPoint, screenCoordinates);
QFETCH(GeoDataCoordinates, expected);
ViewportParams viewport;
viewport.setProjection(Stereographic);
viewport.setRadius(180 / 4); // for easy mapping of lon <-> x
viewport.setSize(QSize(20, 20));
viewport.centerOn(0 * DEG2RAD, 90 * DEG2RAD);
{
qreal lon, lat;
const bool retval = viewport.geoCoordinates(screenCoordinates.x(), screenCoordinates.y(), lon, lat, GeoDataCoordinates::Degree);
QVERIFY(retval); // we want valid coordinates
QFUZZYCOMPARE(lon, expected.longitude(GeoDataCoordinates::Degree), 0.0001);
QFUZZYCOMPARE(lat, expected.latitude(GeoDataCoordinates::Degree), 0.0001);
}
}
}
QTEST_MAIN(Marble::StereographicProjectionTest)
#include "StereographicProjectionTest.moc"
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