varload.h

pic 模拟程序！面向对象

#ifndef	__VARLOAD_H
#define	__VARLOAD_H

/*
====================================================================

varload.h

Loads particles with a weighting that increases linearly with
radius.  This class only makes sense for z-r corrdinates; this
should be enforced by the expert advisor.

2.01 (Bruhwiler 10-28-99) Initial implementation.
====================================================================
*/

#include "load.h"

#include <oops.h>


class VarWeightLoad : public Load
{
	Scalar	rFraction;						//	stores next r/rMax to be loaded
	Scalar	w0;                   //	r/rMax = w0 + w1 * random
	Scalar	w1;

	Scalar getRandom_rFraction() {
    return w0 + w1 * frand();
  }

	Scalar	getReverse_rFraction(int seedValue, int arg2) {
    return w0 + w1 * revers(seedValue, arg2);
  }

  // np2c at outer radius
	Scalar	np2cMax() {
    return np2c;
  }

 public:


	VarWeightLoad( SpatialRegion* SP, Scalar Density, Maxwellian* max,
                 Scalar zMinMKS, Scalar zMaxMKS, Scalar rMinMKS,
                 Scalar rMaxMKS, int LoadMethodFlag, Scalar np2c,
                 const ostring &analyticF, const ostring &DensityFile,
                 const ostring &name_in);
	virtual ~VarWeightLoad();
	virtual int load_it()  throw(Oops);
};

#endif  // ifndef __VARLOAD_H