GInterpolation.hh

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//======================================================================
/*! \file GInterpolation.hh
 *
 *  Include file for interpolation functions.
 */
//======================================================================

#ifndef G_INTERPOLATION_HH
#define G_INTERPOLATION_HH

//----------------------------------------------------------------------

#include <math.h>
#include "GGlobal.hh"
#include "GBaseFunctions.hh"
#include "GLogMessage.hh"

//======================================================================

// Linear interpolation from an input array
extern int GArrayInterpolationLinear ( const u_int  Nin,  const double Yin[],
                                       const u_int  Nout, double       Yout[],
                                       const double X0,
                                       const double dX );

extern int GArrayInterpolationLinear ( const u_int  Nin,  const double Yin[],
                                       const double Xin0, const double dXin,
                                       const u_int  Nout, double       Yout[],
                                       const double Xout0, const double dXout );


// Cubic interpolation from an input array
extern int GArrayInterpolationCubic ( const u_int  Nin,  const double Yin[],
                                      const u_int  Nout, double       Yout[],
                                      const double X0,
                                      const double dX );

extern int GArrayInterpolationCubic ( const u_int  Nin,  const double Yin[],
                                      const double Xin0, const double dXin,
                                      const u_int  Nout, double       Yout[],
                                      const double Xout0, const double dXout );


//======================================================================
#endif