#include "ellipsoidTechnique.h"
#include <osgTerrain/TerrainTile>


ellipsoidTechnique::ellipsoidTechnique()
{
}

ellipsoidTechnique::~ellipsoidTechnique()
{
}

void ellipsoidTechnique::modifyHeightfield(osg::HeightField* h, double lat_min, double lat_max, double lon_min, double lon_max)
{
	OSG_NOTIFY( osg::ALWAYS ) << "ellipsoidTechnique::modifyHeightfield()" << std::endl;
	OSG_NOTIFY( osg::ALWAYS ) << "LAT: " << lat_min << " | " << lat_max << std::endl;
	OSG_NOTIFY( osg::ALWAYS ) << "LON: " << lon_min << " | " << lon_max << std::endl;

	int rows = h->getNumRows();
	int cols = h->getNumColumns();

	// calculate colum start/end and row start/end of affected vertices
	int startX=0,startY=0,endX=cols,endY=rows;


	// modify height value of affected vertices
	h->setHeight( 0,0, 600);


	//OSG_NOTIFY( osg::ALWAYS ) << "Origin: " << h->getOrigin()[0] << " | " << h->getOrigin()[1] << std::endl;
	//OSG_NOTIFY( osg::ALWAYS ) << "X-Intervall: " << h->getXInterval() << std::endl;
	//OSG_NOTIFY( osg::ALWAYS ) << "Y-Intervall: " << h->getYInterval() << std::endl;
	//if(dest_lat_min<=lat_min && lat_max<=dest_lat_max && dest_lon_min<=lon_min && lon_max<=dest_lon_max)
	//{
	//	OSG_NOTIFY( osg::ALWAYS ) << "ModificationVisitor::modifyTile() :: affected Tile" << std::endl;
	//	OSG_NOTIFY( osg::ALWAYS ) << "LAT: " << lat_min << " | " << lat_max << std::endl;
	//	OSG_NOTIFY( osg::ALWAYS ) << "LON: " << lon_min << " | " << lon_max << std::endl;

	//	h->setHeight( 0,0, 1000);
	//}
	//OpenThreads::Thread::microSleep( 50000 );
}