Heed::ElElasticScatDataStruct Class Reference

#include <ElElasticScat.h>

Public Member Functions
double	CS (const double theta) const
	Return -1 if not valid.

Public Attributes
double	A [4]
	If -1.0 then the combination is not valid.
double	C [7]
double	B

Detailed Description

Fit parameters for a particular element and energy. The fit gives dependence of cross section on angle.

Definition at line 12 of file ElElasticScat.h.

Member Function Documentation

CS()

double Heed::ElElasticScatDataStruct::CS

(

const double

theta

)

const

Return -1 if not valid.

Definition at line 24 of file ElElasticScat.cpp.

                                                           {
  if (A[0] == -1.0) return -1.0;
  double s = 0.0;
  const double ctheta = cos(theta);
  for (long n = 0; n < 4; ++n) {
    s += A[n] / (pow(1.0 - ctheta + 2.0 * B, n + 1));
  }
  for (long n = 0; n < 7; ++n) {
    s += C[n] * polleg(n, ctheta);
  }
  return s;
}

Member Data Documentation

A

double Heed::ElElasticScatDataStruct::A[4]

If -1.0 then the combination is not valid.

Definition at line 14 of file ElElasticScat.h.

Referenced by CS().

B

double Heed::ElElasticScatDataStruct::B

Definition at line 16 of file ElElasticScat.h.

Referenced by CS().

C

double Heed::ElElasticScatDataStruct::C[7]

Definition at line 15 of file ElElasticScat.h.

Referenced by CS().

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The documentation for this class was generated from the following files:

• ElElasticScat.h
• ElElasticScat.cpp