source: experimental/TerrainTest/rampedEllipsoidTechnique.h @ 272

#pragma once
/* -*-c++-*- osgVisual - Copyright (C) 2009-2011 Torben Dannhauer
 *
 * This library is based on OpenSceneGraph, open source and may be redistributed and/or modified under 
 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
 * (at your option) any later version.  The full license is in LICENSE file
 * included with this distribution, and on the openscenegraph.org website.
 *
 * osgVisual requires for some proprietary modules a license from the correspondig manufacturer.
 * You have to aquire licenses for all used proprietary modules.
 * 
 * This library 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
 * OpenSceneGraph Public License for more details.
*/

#include "terrainModificationTechnique.h"
#include <limits>



class rampedEllipsoidTechnique : public terrainModificationTechnique
{
public:
        rampedEllipsoidTechnique();
        ~rampedEllipsoidTechnique();

        void modifyHeightfield(region& modificationROI, osg::HeightField* h, region tileExtends);
        void setModifiedHeight(double height) {_height=height;}
        void setRampWidthFactor(double rampWidthFactor) {_rampWidthFactor=rampWidthFactor;}

private:
        double round(double x) {return (x > 0.5) ? ceil(x) : floor(x);}
        double _height;
        double _rampWidthFactor;
};