/* -*-c++-*- */
/* osgEarth - Dynamic map generation toolkit for OpenSceneGraph
 * Copyright 2010 Pelican Ventures, Inc.
 * http://osgearth.org
 *
 * osgEarth is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 */

#ifndef SEAMLESS_PROJECTED
#define SEAMLESS_PROJECTED 1

#include <osgEarth/Map>

#include "PatchSet"

namespace seamless
{
/** class for rendering seamless projected maps for osgEarth
 *
 * This class fills the role of an "engine" for osgEarth. It uses the
 * tiling scheme of the map to create the quadtree leaves of the
 * seamless surface.
 *
 * The heightfield resolution is fixed at 65x65 vertices. If this
 * doesn't match the tile size returned by the map then the tile is
 * resampled.
 */
class Projected : public PatchSet
{
public:
    Projected(const osgEarth::Map* map,
              const osgEarth::Drivers::SeamlessOptions& options);
    virtual osg::Transform* createPatch(const std::string& filename,
                                        PatchOptions* poptions);
};
}
#endif
