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JGEOMETRY3D::JQuaternion2D Struct Reference

This class represents a rotation. More...

#include <JQuaternion3D.hh>

Inheritance diagram for JGEOMETRY3D::JQuaternion2D:
JGEOMETRY3D::JQuaternion3X JGEOMETRY3D::JQuaternion3Y JGEOMETRY3D::JQuaternion3Z

Public Member Functions

double getA () const
 Get a value. More...
 
JQuaternion2D & pow (const double y)
 Raise quaternion to given power. More...
 

Protected Member Functions

 JQuaternion2D ()
 Default constructor. More...
 
 JQuaternion2D (const double theta)
 Constructor. More...
 

Protected Attributes

double __a
 
double __u
 

Friends

std::istream & operator>> (std::istream &in, JQuaternion2D &quaternion)
 Write quaternion from input. More...
 
std::ostream & operator<< (std::ostream &out, const JQuaternion2D &quaternion)
 Write quaternion to output. More...
 
JReader & operator>> (JReader &in, JQuaternion2D &quaternion)
 Read quaternion from input. More...
 
JWriter & operator<< (JWriter &out, const JQuaternion2D &quaternion)
 Write quaternion to output. More...
 

Detailed Description

This class represents a rotation.

Definition at line 35 of file JQuaternion3D.hh.

Constructor & Destructor Documentation

JGEOMETRY3D::JQuaternion2D::JQuaternion2D ( )
inlineprotected

Default constructor.

This constructor corresponds to the identity operation.

Definition at line 41 of file JQuaternion3D.hh.

41  :
42  __a(1.0),
43  __u(0.0)
44  {}
JGEOMETRY3D::JQuaternion2D::JQuaternion2D ( const double  theta)
inlineprotected

Constructor.

Parameters
thetarotation angle [rad]

Definition at line 52 of file JQuaternion3D.hh.

52  :
53  __a(cos(0.5*theta)),
54  __u(sin(0.5*theta))
55  {}
sin
then usage set_variable ACOUSTICS_WORKDIR $WORKDIR set_variable FORMULA sin([0]+2 *$PI *([1]+[2]*x)*x)" set_variable DY 1.0e-8 mkdir $WORKDIR for DETECTOR in $DETECTORS[*]

Member Function Documentation

double JGEOMETRY3D::JQuaternion2D::getA ( ) const
inline

Get a value.

Returns
a value

Definition at line 64 of file JQuaternion3D.hh.

65  {
66  return __a;
67  }
JQuaternion2D& JGEOMETRY3D::JQuaternion2D::pow ( const double  y)
inline

Raise quaternion to given power.

Parameters
ypower
Returns
this object

Definition at line 76 of file JQuaternion3D.hh.

77  {
78  const double theta = atan2(__u, __a) * y;
79 
80  __a = cos(theta);
81  __u = sin(theta);
82 
83  return *this;
84  }
sin
then usage set_variable ACOUSTICS_WORKDIR $WORKDIR set_variable FORMULA sin([0]+2 *$PI *([1]+[2]*x)*x)" set_variable DY 1.0e-8 mkdir $WORKDIR for DETECTOR in $DETECTORS[*]

Friends And Related Function Documentation

std::istream& operator>> ( std::istream &  in,
JQuaternion2D &  quaternion 
)
friend

Write quaternion from input.

Parameters
ininput stream
quaternionquaternion
Returns
input stream

Definition at line 94 of file JQuaternion3D.hh.

95  {
96  return in >> quaternion.__a >> quaternion.__u;
97  }
in
then fatal Wrong number of arguments fi set_variable DETECTOR $argv[1] set_variable INPUT_FILE $argv[2] eval JPrintDetector a $DETECTOR O IDENTIFIER eval JPrintDetector a $DETECTOR O SUMMARY JAcoustics sh $DETECTOR_ID source JAcousticsToolkit sh CHECK_EXIT_CODE typeset A EMITTERS get_tripods $WORKDIR tripod txt EMITTERS get_transmitters $WORKDIR transmitter txt EMITTERS for EMITTER in
Definition: JCanberra.sh:46
std::ostream& operator<< ( std::ostream &  out,
const JQuaternion2D &  quaternion 
)
friend

Write quaternion to output.

Parameters
outoutput stream
quaternionquaternion
Returns
output stream

Definition at line 107 of file JQuaternion3D.hh.

108  {
109  const JFormat format(out, getFormat<JQuaternion3D>(JFormat_t(9, 6, std::ios::fixed | std::ios::showpos)));
110 
111  return out << format << quaternion.__a << ' '
112  << format << quaternion.__u;
113  }
JFormat
Auxiliary class to temporarily define format specifications.
Definition: JManip.hh:632
JFormat_t
Data structure for format specifications.
Definition: JManip.hh:522
JReader& operator>> ( JReader &  in,
JQuaternion2D &  quaternion 
)
friend

Read quaternion from input.

Parameters
inreader
quaternionquaternion
Returns
reader

Definition at line 123 of file JQuaternion3D.hh.

124  {
125  return in >> quaternion.__a >> quaternion.__u;
126  }
in
then fatal Wrong number of arguments fi set_variable DETECTOR $argv[1] set_variable INPUT_FILE $argv[2] eval JPrintDetector a $DETECTOR O IDENTIFIER eval JPrintDetector a $DETECTOR O SUMMARY JAcoustics sh $DETECTOR_ID source JAcousticsToolkit sh CHECK_EXIT_CODE typeset A EMITTERS get_tripods $WORKDIR tripod txt EMITTERS get_transmitters $WORKDIR transmitter txt EMITTERS for EMITTER in
Definition: JCanberra.sh:46
JWriter& operator<< ( JWriter &  out,
const JQuaternion2D &  quaternion 
)
friend

Write quaternion to output.

Parameters
outwriter
quaternionquaternion
Returns
writer

Definition at line 136 of file JQuaternion3D.hh.

137  {
138  return out << quaternion.__a << quaternion.__u;
139  }

Member Data Documentation

double JGEOMETRY3D::JQuaternion2D::__a
protected

Definition at line 143 of file JQuaternion3D.hh.

double JGEOMETRY3D::JQuaternion2D::__u
protected

Definition at line 144 of file JQuaternion3D.hh.

The documentation for this struct was generated from the following file:
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