grav.h

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#pragma once
/*
________________________________________________________________________
 
 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Bert
 Date:          Apr 2010
 RCS:           $Id$
________________________________________________________________________
 
*/
 
#include "coord.h"
 
 
namespace Grav
{
 
extern const double G; 
double Bouguer(double h,double rho=1);
 
 
mClass(uiGrav) Block
{
public:
 
                        Block(const Coord&,const Coord&,Interval<double> zrg);
 
    double              calcValue(const Coord3&,double rho=1) const;
                        // returned in m/s^2. *1e5 is mgal
 
protected:
 
    const Coord3        c0_;
    const double        dx_, dy_, dz_;
 
    double              prim(double,double,double) const;
 
};
 
} // namespace Grav