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funcpair_hyperbola_circle.h
1 /* Copyright (C) 2004-2010 MBSim Development Team
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19 
20 #ifndef _FUNCPAIR_HYPERBOLA_CIRCLE_H_
21 #define _FUNCPAIR_HYPERBOLA_CIRCLE_H_
22 
23 #include <mbsim/functions/contact/funcpair_conesection_circle.h>
24 
25 namespace MBSim {
26 
33  public:
41  FuncPairHyperbolaCircle(double R_, double a_, double b_) :
42  FuncPairConeSectionCircle(R_, a_, b_) {
43  }
44 
52  FuncPairHyperbolaCircle(double R_, double a_, double b_, bool hy_IN_ci_) :
53  FuncPairConeSectionCircle(R_, a_, b_, hy_IN_ci_) {
54  }
55 
56  /* INHERITED INTERFACE OF DISTANCEFUNCTION */
57  double operator()(const double &phi);
58  fmatvec::Vec3 evalWrD(const double &phi);
59  /*************************************************/
60  };
61 
62  inline double FuncPairHyperbolaCircle::operator()(const double &phi) {
63  return -2 * b * (b2(0) * d(0) + b2(1) * d(1) + b2(2) * d(2)) * cosh(phi) - 2 * a * (b1(0) * d(0) + b1(1) * d(1) + b1(2) * d(2)) * sinh(phi) - ((a * a) + (b * b)) * sinh(2 * phi);
64  }
65  inline fmatvec::Vec3 FuncPairHyperbolaCircle::evalWrD(const double &phi) {
66  return d + b1 * a * cosh(phi) + b2 * b * sinh(phi);
67  }
68 
69 }
70 
71 #endif
FuncPairHyperbolaCircle(double R_, double a_, double b_, bool hy_IN_ci_)
constructor
Definition: funcpair_hyperbola_circle.h:52
base root function for planar pairing ConeSection and Circle
Definition: funcpair_conesection_circle.h:32
fmatvec::Vec3 b1
normed base-vectors of cone-section
Definition: funcpair_conesection_circle.h:80
FuncPairHyperbolaCircle(double R_, double a_, double b_)
constructor
Definition: funcpair_hyperbola_circle.h:41
fmatvec::Vec3 d
distance-vector of cone-section- and circle-midpoint
Definition: funcpair_conesection_circle.h:85
root function for planar pairing Hyperbola and Circle
Definition: funcpair_hyperbola_circle.h:32

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