/* -*-c++-*- */
/* osgEarth - Dynamic map generation toolkit for OpenSceneGraph
 * Copyright 2015 Pelican Mapping
 * 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 OSGEARTH_DRIVER_NORMALMAP_OPTIONS
#define OSGEARTH_DRIVER_NORMALMAP_OPTIONS 1

#include <osgEarth/Common>
#include <osgEarth/URI>

namespace osgEarth { namespace NormalMap
{
    using namespace osgEarth;

    /**
     * Options governing normal mapping of the terrain.
     */
    class NormalMapOptions : public DriverConfigOptions // NO EXPORT; header only
    {
    public:
        // No properties.

    public:
        NormalMapOptions( const ConfigOptions& opt =ConfigOptions() ) : DriverConfigOptions( opt )
        {
            setDriver( "normalmap" );
            fromConfig( _conf );
        }

        virtual ~NormalMapOptions() { }

    public:
        Config getConfig() const {
            Config conf = DriverConfigOptions::getConfig();
            // future props.
            return conf;
        }

    protected:
        void mergeConfig( const Config& conf ) {
            DriverConfigOptions::mergeConfig( conf );
            fromConfig( conf );
        }

    private:
        void fromConfig( const Config& conf ) {
            //future props
        }

        optional<URI>   _imageURI;
        optional<float> _intensity;
        optional<float> _scale;
    };

} } // namespace osgEarth::NormalMap

#endif // OSGEARTH_DRIVER_NORMALMAP_OPTIONS

