1 files changed, 103 insertions, 0 deletions
diff --git a/src/location/mapsgl/map3d/viewporttilesnew.cpp b/src/location/mapsgl/map3d/viewporttilesnew.cpp
new file mode 100644
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+++ b/src/location/mapsgl/map3d/viewporttilesnew.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include "viewporttilesnew_p.h"
+
+#include "viewportcamera_p.h"
+
+#include "sphere_p.h"
+
+QT_BEGIN_NAMESPACE
+
+ViewportTilesPrivateNew::ViewportTilesPrivateNew()
+    : debug_(false) {}
+
+ViewportTilesPrivateNew::~ViewportTilesPrivateNew() {}
+
+QList<TileSpec> ViewportTilesPrivateNew::visibleTiles(const ViewportCamera &viewportCamera) const
+{
+    Frustum frustum = viewportCamera.toFrustum();
+
+    Sphere sphere = Sphere(this->sphere().radius());
+
+    if (debug_)
+        qWarning() << "sphere " << sphere;
+
+    sphere.intersect(frustum.plane(Frustum::Far));
+
+    if (debug_)
+        qWarning() << "sphere (far)" << sphere;
+
+    sphere.intersect(frustum.plane(Frustum::Left));
+
+    if (debug_)
+        qWarning() << "sphere (left)" << sphere;
+
+    sphere.intersect(frustum.plane(Frustum::Top));
+
+    if (debug_)
+        qWarning() << "sphere (top)" << sphere;
+
+    sphere.intersect(frustum.plane(Frustum::Right));
+
+    if (debug_)
+        qWarning() << "sphere (right)" << sphere;
+
+    sphere.intersect(frustum.plane(Frustum::Bottom));
+
+    if (debug_)
+        qWarning() << "sphere (bottom)" << sphere;
+
+    sphere.intersect(frustum.plane(Frustum::Near));
+
+    if (debug_)
+        qWarning() << "sphere (near)" << sphere;
+
+    QList<TileSpec> tiles = tilesFromSphere(sphere);
+
+    if (debug_) {
+        for (int i = 0; i < tiles.size(); ++i)
+            qWarning() << "  " << tiles.at(i).x() << tiles.at(i).y();
+    }
+
+    return tiles;
+}
+
+QT_END_NAMESPACE