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added a magnetic proximity user function to the ASlibs

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nemu
2011-03-10 11:45:02 +00:00
parent 34e462e05f
commit d634a9286c
15 changed files with 1283 additions and 3 deletions
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215
src/external/MagProximity/PMPRgeHandler.cpp vendored Normal file
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/***************************************************************************
PMPRgeHandler.cpp
Author: Andreas Suter
e-mail: andreas.suter@psi.ch
$Id$
***************************************************************************/
/***************************************************************************
* Copyright (C) 2011 by Andreas Suter *
* andreas.suter@psi.ch *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <cassert>
#include <iostream>
#include <fstream>
using namespace std;
#include "PMPRgeHandler.h"
//--------------------------------------------------------------------------
// Constructor
//--------------------------------------------------------------------------
/**
*
*/
PMPRgeHandler::PMPRgeHandler(const PStringVector &rgeDataPathList, const PDoubleVector &rgeDataEnergyList)
{
fIsValid = false;
fIsValid = LoadRgeData(rgeDataPathList, rgeDataEnergyList);
}
//--------------------------------------------------------------------------
// Destructor
//--------------------------------------------------------------------------
/**
*
*/
PMPRgeHandler::~PMPRgeHandler()
{
fRgeDataList.clear();
}
//--------------------------------------------------------------------------
// GetRgeEnergyIndex
//--------------------------------------------------------------------------
/**
*
* \param energy in (keV)
*/
Int_t PMPRgeHandler::GetRgeEnergyIndex(const Double_t energy)
{
Int_t idx = -1;
for (UInt_t i=0; i<fRgeDataList.size(); i++) {
if (energy == fRgeDataList[i].energy) {
idx = i;
break;
}
}
return idx;
}
//--------------------------------------------------------------------------
// GetRgeValue
//--------------------------------------------------------------------------
/**
*
* \param energy in (keV)
* \param dist in (nm)
*/
Double_t PMPRgeHandler::GetRgeValue(const Int_t index, const Double_t dist)
{
Double_t rgeVal = 0.0;
UInt_t distIdx = (UInt_t)(dist/(fRgeDataList[index].stoppingDistance[1]-fRgeDataList[index].stoppingDistance[0]));
if ((distIdx >= fRgeDataList[index].stoppingDistance.size()) || (distIdx < 0)) {
rgeVal = 0.0;
} else {
rgeVal = fRgeDataList[index].stoppingAmplitude[distIdx] +
(fRgeDataList[index].stoppingAmplitude[distIdx+1] - fRgeDataList[index].stoppingAmplitude[distIdx]) *
(dist-fRgeDataList[index].stoppingDistance[distIdx])/(fRgeDataList[index].stoppingDistance[distIdx+1]-fRgeDataList[index].stoppingDistance[distIdx]);
}
return rgeVal;
}
//--------------------------------------------------------------------------
// GetRgeValue
//--------------------------------------------------------------------------
/**
*
* \param energy in (keV)
* \param dist in (nm)
*/
Double_t PMPRgeHandler::GetRgeValue(const Double_t energy, const Double_t dist)
{
// check if energy is present in rge data list
Int_t idx = -1;
for (UInt_t i=0; i<fRgeDataList.size(); i++) {
if (energy == fRgeDataList[i].energy) {
idx = i;
break;
}
}
// energy not found
if (idx == -1)
return -1.0;
return GetRgeValue(idx, dist);
}
//--------------------------------------------------------------------------
// LoadRgeData
//--------------------------------------------------------------------------
/**
*
*/
Bool_t PMPRgeHandler::LoadRgeData(const PStringVector &rgeDataPathList, const PDoubleVector &rgeDataEnergyList)
{
ifstream fin;
PMPRgeData data;
Int_t idx=0;
TString dataName, tstr;
char line[512];
int result;
double dist, val;
for (UInt_t i=0; i<rgeDataPathList.size(); i++) {
// open rge-file for reading
fin.open(rgeDataPathList[i].Data(), iostream::in);
if (!fin.is_open()) {
cout << endl << "PMPRgeHandler::LoadRgeData **ERROR**";
cout << endl << " Could not open file " << rgeDataPathList[i].Data();
cout << endl;
return false;
}
// keep energy (in keV)
data.energy = rgeDataEnergyList[i]/1000.0;
// read msr-file
idx = 0;
while (!fin.eof()) {
// read a line
fin.getline(line, sizeof(line));
idx++;
// ignore first line
if (idx <= 1)
continue;
// ignore empty lines
tstr = line;
if (tstr.IsWhitespace())
continue;
// get values
result = sscanf(line, "%lf %lf", &dist, &val);
// check if data are valid
if (result != 2) {
fin.close();
return false;
}
// feed fRgeDataList
data.stoppingDistance.push_back(dist/10.0); // keep distancies in (nm)
data.stoppingAmplitude.push_back(val);
}
// normalize stopping distribution
Double_t norm = 0.0;
for (UInt_t j=0; j<data.stoppingAmplitude.size(); j++)
norm += data.stoppingAmplitude[j];
norm *= (data.stoppingDistance[1] - data.stoppingDistance[0]);
for (UInt_t j=0; j<data.stoppingAmplitude.size(); j++)
data.stoppingAmplitude[j] /= norm;
// keep data
fRgeDataList.push_back(data);
// clean up
data.stoppingAmplitude.clear();
data.stoppingDistance.clear();
fin.close();
}
return true;
}