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/*
* FODO.cc
*
* Created on: Mar 29, 2011
* Author: jakob
*/
#include "FODO.h"
#include "CompositeElement.h"
#include "StraightElement.h"
#include "Quadrupole.h"
#include "Vector3D.h"
#include "exceptions.h"
namespace vhc {
FODO::FODO(const Vector3D& entry, const Vector3D& exit, double sectionRadius, double straightLength, double focalizingCoefficient, Element* next):
CompositeElement(entry, exit, sectionRadius, next),
straightLength(straightLength),
focalizingCoefficient(focalizingCoefficient),
focalizingQuadrupole(NULL),
defocalizingQuadrupole(NULL),
straightElement1(NULL),
straightElement2(NULL) {
double L = straightLength;
double l = getDiagonal().norm() / 2 - L;
if (l < 0) throw IllegalArgumentException("Length of straight elements must be less than half of FODO length.");
Vector3D d = getDiagonal().unit();
focalizingQuadrupole = new Quadrupole(entry, entry + d * l, sectionRadius, this->focalizingCoefficient);
elements.push_back(focalizingQuadrupole);
straightElement1 = new StraightElement(focalizingQuadrupole->getExitPosition(), focalizingQuadrupole->getExitPosition() + d * L, sectionRadius);
elements.push_back(straightElement1);
defocalizingQuadrupole = new Quadrupole(straightElement1->getExitPosition(), straightElement1->getExitPosition() + d * l, sectionRadius, -this->focalizingCoefficient);
elements.push_back(defocalizingQuadrupole);
straightElement2 = new StraightElement(defocalizingQuadrupole->getExitPosition(), exit, sectionRadius);
elements.push_back(straightElement2);
//connexion des elements
for (int i(0); i < elements.size() - 1; i++) {
elements[i]->setNext(elements[i+1]);
}
for (int i(elements.size() - 1); i > 0; i--) {
elements[i]->setPrevious(elements[i-1]);
}
}
FODO::~FODO() {
for (int i(0); i < elements.size(); i++) {
delete elements[i];
elements[i] = NULL;
}
elements.clear();
}
std::string FODO::getType() const {return "FODO";}
FODO* FODO::clone() const {
return new FODO(getEntryPosition(), getExitPosition(), getSectionRadius(), straightLength, focalizingCoefficient);
}
}
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