JFIT::JPoint4D Class Reference

Data structure for vertex fit. More...

#include <JPoint4D.hh>

Inheritance diagram for JFIT::JPoint4D:

Public Types
typedef double JPoint4D::*	parameter_type

Public Member Functions
	JPoint4D ()
	Default constructor. More...
	JPoint4D (const JVector3D &pos, const double t)
	Constructor. More...
	JPoint4D (const JVertex3D &vertex)
	Constructor. More...
JVertex3D &	negate ()
	Prefix unary minus. More...
JVertex3D &	add (const JVertex3D &value)
	Addition operator. More...
JVector3D &	add (const JVector3D &vector)
	Add vector. More...
JTime &	add (const JTime &value)
	Addition operator. More...
JVertex3D &	sub (const JVertex3D &value)
	Subtraction operator. More...
JVector3D &	sub (const JVector3D &vector)
	Subtract vector. More...
JTime &	sub (const JTime &value)
	Subtraction operator. More...
JVertex3D &	mul (const double value)
	Multiplication operator. More...
JFirst_t &	mul (const JSecond_t &object)
	Multiply with object. More...
JFirst_t &	mul (const JSecond_t &object)
	Multiply with object. More...
JVertex3D &	div (const double value)
	Division operator. More...
double	getT (const JVector3D &pos) const
	Get arrival time of Cherenkov light at given position. More...
double	getT () const
	Get time. More...
JVersor3D	getDirection (const JVector3D &pos) const
	Get photon direction of Cherenkov light on PMT. More...
double	getDot (const JAxis3D &axis) const
	Get cosine angle of impact of Cherenkov light on PMT. More...
double	getDot (const JAngle3D &angle) const
	Get dot product. More...
double	getDot (const JVersor3D &dir) const
	Get dot product. More...
double	getDot (const JVersor3Z &dir) const
	Get dot product. More...
double	getDot (const JVector3D &vector) const
	Get dot product. More...
const JPosition3D &	getPosition () const
	Get position. More...
JPosition3D &	getPosition ()
	Get position. More...
void	setPosition (const JVector3D &pos)
	Set position. More...
	operator JAngle3D () const
	Type conversion operator. More...
	operator JVersor3D () const
	Type conversion operator. More...
JPosition3D &	rotate (const JRotation3D &R)
	Rotate. More...
JPosition3D &	rotate (const JRotation3X &R)
	Rotate around X-axis. More...
JPosition3D &	rotate (const JRotation3Y &R)
	Rotate around Y-axis. More...
JPosition3D &	rotate (const JRotation3Z &R)
	Rotate around Z-axis. More...
JPosition3D &	rotate (const JQuaternion3D &Q)
	Rotate. More...
JPosition3D &	rotate_back (const JRotation3D &R)
	Rotate back. More...
JPosition3D &	rotate_back (const JRotation3X &R)
	Rotate back around X-axis. More...
JPosition3D &	rotate_back (const JRotation3Y &R)
	Rotate back around Y-axis. More...
JPosition3D &	rotate_back (const JRotation3Z &R)
	Rotate back around Z-axis. More...
JPosition3D &	rotate_back (const JQuaternion3D &Q)
	Rotate back. More...
void	transform (const JRotation3D &R, const JVector3D &pos)
	Transform position. More...
JVector3D &	transform (const JMatrix3D &T)
	Transform. More...
void	transform_back (const JRotation3D &R, const JVector3D &pos)
	Transform back position. More...
	operator JVector2D () const
	Type conversion operator. More...
double	getX () const
	Get x position. More...
double	getY () const
	Get y position. More...
double	getZ () const
	Get z position. More...
bool	equals (const JVector3D &vector, const double precision=std::numeric_limits< double >::min()) const
	Check equality. More...
double	getLengthSquared () const
	Get length squared. More...
double	getLength () const
	Get length. More...
double	getDistanceSquared (const JVector3D &pos) const
	Get squared of distance to point. More...
double	getDistance (const JVector3D &pos) const
	Get distance to point. More...
JVector3D &	getCross (const JVector3D &first, const JVector3D &second)
	Get cross product. More...

Static Public Member Functions
static parameter_type	pX ()
static parameter_type	pY ()
static parameter_type	pZ ()
static parameter_type	pT ()

Protected Attributes
double	__x
double	__y
double	__z
double	__t

Detailed Description

Data structure for vertex fit.

Definition at line 22 of file JPoint4D.hh.

Member Typedef Documentation

typedef double JPoint4D::* JFIT::JPoint4D::parameter_type

Definition at line 56 of file JPoint4D.hh.

Constructor & Destructor Documentation

JFIT::JPoint4D::JPoint4D ( )

inline

Default constructor.

Definition at line 29 of file JPoint4D.hh.

               :
      JVertex3D()
    {}

JFIT::JPoint4D::JPoint4D ( const JVector3D &  pos, const double  t  )

inline

Constructor.

Parameters

pos	position
t	time at position

Definition at line 40 of file JPoint4D.hh.

                                 :
      JVertex3D(pos, t)
    {}

JFIT::JPoint4D::JPoint4D ( const JVertex3D &  vertex )

inline

Constructor.

Parameters

vertex

vertex

Definition at line 51 of file JPoint4D.hh.

                                      :
      JVertex3D(vertex)
    {}

Member Function Documentation

static parameter_type JFIT::JPoint4D::pX ( )

inlinestatic

Definition at line 58 of file JPoint4D.hh.

{ return &JPoint4D::__x; }

static parameter_type JFIT::JPoint4D::pY ( )

inlinestatic

Definition at line 59 of file JPoint4D.hh.

{ return &JPoint4D::__y; }

static parameter_type JFIT::JPoint4D::pZ ( )

inlinestatic

Definition at line 60 of file JPoint4D.hh.

{ return &JPoint4D::__z; }

static parameter_type JFIT::JPoint4D::pT ( )

inlinestatic

Definition at line 61 of file JPoint4D.hh.

{ return &JPoint4D::__t; }

JVertex3D& JGEOMETRY3D::JVertex3D::negate ( )

inlineinherited

Prefix unary minus.

Returns

line

Definition at line 73 of file JVertex3D.hh.

    {
      JPosition3D::negate();
      JTime      ::negate();

      return *this;
    }

JVertex3D& JGEOMETRY3D::JVertex3D::add ( const JVertex3D &  value )

inlineinherited

Addition operator.

Parameters

value

line

Returns

line

Definition at line 87 of file JVertex3D.hh.

    {
      JPosition3D::add(value);
      JTime      ::add(value);

      return *this;
    }

JVector3D& JGEOMETRY3D::JVector3D::add ( const JVector3D &  vector )

inlineinherited

Add vector.

Parameters

vector

vector

Returns

this vector

Definition at line 142 of file JVector3D.hh.

    {
      __x += vector.getX();
      __y += vector.getY();
      __z += vector.getZ();

      return *this;
    }

JTime& JGEOMETRY3D::JTime::add ( const JTime &  value )

inlineinherited

Addition operator.

Parameters

value

time

Returns

time

Definition at line 67 of file JGeometry3D/JTime.hh.

    {
      __t += value.getT();

      return *this;
    }

JVertex3D& JGEOMETRY3D::JVertex3D::sub ( const JVertex3D &  value )

inlineinherited

Subtraction operator.

Parameters

value

line

Returns

line

Definition at line 102 of file JVertex3D.hh.

    {
      JPosition3D::sub(value);
      JTime      ::sub(value);

      return *this;
    }

JVector3D& JGEOMETRY3D::JVector3D::sub ( const JVector3D &  vector )

inlineinherited

Subtract vector.

Parameters

vector

vector

Returns

this vector

Definition at line 158 of file JVector3D.hh.

    {
      __x -= vector.getX();
      __y -= vector.getY();
      __z -= vector.getZ();

      return *this;
    }

JTime& JGEOMETRY3D::JTime::sub ( const JTime &  value )

inlineinherited

Subtraction operator.

Parameters

value

time

Returns

time

Definition at line 81 of file JGeometry3D/JTime.hh.

    {
      __t -= value.getT();

      return *this;
    }

JVertex3D& JGEOMETRY3D::JVertex3D::mul ( const double  value )

inlineinherited

Multiplication operator.

Parameters

value

multiplication factor

Returns

line

Definition at line 117 of file JVertex3D.hh.

    {
      JPosition3D::mul(value);
      JTime      ::mul(value);

      return *this;
    }

template<class JFirst_t, class JSecond_t = JNullType>

JFirst_t& JMATH::JMath< JFirst_t, JSecond_t >::mul ( const JSecond_t &  object )

inlineinherited

Multiply with object.

Parameters

object

object

Returns

result object

Definition at line 357 of file JMath.hh.

    {
      return static_cast<JFirst_t&>(*this) = JCalculator<JFirst_t>::calculator.mul(static_cast<const JFirst_t&>(*this), object);
    }

template<class JFirst_t, class JSecond_t = JNullType>

JFirst_t& JMATH::JMath< JFirst_t, JSecond_t >::mul ( const JSecond_t &  object )

inlineinherited

Multiply with object.

Parameters

object

object

Returns

result object

Definition at line 357 of file JMath.hh.

    {
      return static_cast<JFirst_t&>(*this) = JCalculator<JFirst_t>::calculator.mul(static_cast<const JFirst_t&>(*this), object);
    }

JVertex3D& JGEOMETRY3D::JVertex3D::div ( const double  value )

inlineinherited

Division operator.

Parameters

value

multiplication factor

Returns

line

Definition at line 132 of file JVertex3D.hh.

    {
      JPosition3D::div(value);
      JTime      ::div(value);

      return *this;
    }

double JGEOMETRY3D::JVertex3D::getT ( const JVector3D &  pos ) const

inlineinherited

Get arrival time of Cherenkov light at given position.

Parameters

pos	position [m]

Returns

time [ns]

Definition at line 147 of file JVertex3D.hh.

    {
      using namespace JPHYSICS;

      return this->getT() + this->getDistance(pos) * getInverseSpeedOfLight() * getIndexOfRefraction();
    }

double JGEOMETRY3D::JTime::getT ( ) const

inlineinherited

Get time.

Returns

time

Definition at line 122 of file JGeometry3D/JTime.hh.

    {
      return __t;
    }

JVersor3D JGEOMETRY3D::JVertex3D::getDirection ( const JVector3D &  pos ) const

inlineinherited

Get photon direction of Cherenkov light on PMT.

Parameters

pos	PMT position

Returns

direction

Definition at line 161 of file JVertex3D.hh.

    {
      JPosition3D D(pos);

      D.sub(this->getPosition());

      return JVersor3D(D);
    }

double JGEOMETRY3D::JVertex3D::getDot ( const JAxis3D &  axis ) const

inlineinherited

Get cosine angle of impact of Cherenkov light on PMT.

Parameters

axis

PMT axis

Returns

cosine angle of impact

Definition at line 177 of file JVertex3D.hh.

    {
      return getDirection(axis.getPosition()).getDot(axis.getDirection());
    }

double JGEOMETRY3D::JPosition3D::getDot ( const JAngle3D &  angle ) const

inlineinherited

Get dot product.

Parameters

angle

angle

Returns

dot product

Definition at line 378 of file JPosition3D.hh.

    {
      return
        getX() * angle.getDX() +
        getY() * angle.getDY() +
        getZ() * angle.getDZ();
    }

double JGEOMETRY3D::JPosition3D::getDot ( const JVersor3D &  dir ) const

inlineinherited

Get dot product.

Parameters

dir

direction

Returns

dot product

Definition at line 393 of file JPosition3D.hh.

    {
      return
        getX() * dir.getDX() +
        getY() * dir.getDY() +
        getZ() * dir.getDZ();
    }

double JGEOMETRY3D::JPosition3D::getDot ( const JVersor3Z &  dir ) const

inlineinherited

Get dot product.

Parameters

dir

direction

Returns

dot product

Definition at line 408 of file JPosition3D.hh.

    {
      return
        getX() * dir.getDX() +
        getY() * dir.getDY() +
        getZ() * dir.getDZ();
    }

double JGEOMETRY3D::JVector3D::getDot ( const JVector3D &  vector ) const

inlineinherited

Get dot product.

Parameters

vector

vector

Returns

dot product

Definition at line 282 of file JVector3D.hh.

    {
      return
        getX() * vector.getX() +
        getY() * vector.getY() +
        getZ() * vector.getZ();
    }

const JPosition3D& JGEOMETRY3D::JPosition3D::getPosition ( ) const

inlineinherited

Get position.

Returns

position

Definition at line 130 of file JPosition3D.hh.

    {
      return static_cast<const JPosition3D&>(*this);
    }

JPosition3D& JGEOMETRY3D::JPosition3D::getPosition ( )

inlineinherited

Get position.

Returns

position

Definition at line 141 of file JPosition3D.hh.

    {
      return static_cast<JPosition3D&>(*this);
    }

void JGEOMETRY3D::JPosition3D::setPosition ( const JVector3D &  pos )

inlineinherited

Set position.

Parameters

pos

position

Definition at line 152 of file JPosition3D.hh.

    {
      static_cast<JVector3D&>(*this) = pos;
    }

JGEOMETRY3D::JPosition3D::operator JAngle3D ( ) const

inlineinherited

Type conversion operator.

Returns

angle

Definition at line 163 of file JPosition3D.hh.

    {
      return JAngle3D(getX(), getY(), getZ());
    }

JGEOMETRY3D::JPosition3D::operator JVersor3D ( ) const

inlineinherited

Type conversion operator.

Returns

direction

Definition at line 174 of file JPosition3D.hh.

    {
      return JVersor3D(getX(), getY(), getZ());
    }

JPosition3D& JGEOMETRY3D::JPosition3D::rotate ( const JRotation3D &  R )

inlineinherited

Rotate.

Parameters

R	rotation matrix

Returns

this position

Definition at line 186 of file JPosition3D.hh.

    {
      R.rotate(__x, __y, __z);

      return *this;
    }

JPosition3D& JGEOMETRY3D::JPosition3D::rotate ( const JRotation3X &  R )

inlineinherited

Rotate around X-axis.

Parameters

R	rotation matrix

Returns

this position

Definition at line 214 of file JPosition3D.hh.

    {
      R.rotate(__y, __z);

      return *this;
    }

JPosition3D& JGEOMETRY3D::JPosition3D::rotate ( const JRotation3Y &  R )

inlineinherited

Rotate around Y-axis.

Parameters

R	rotation matrix

Returns

this position

Definition at line 242 of file JPosition3D.hh.

    {
      R.rotate(__x, __z);

      return *this;
    }

JPosition3D& JGEOMETRY3D::JPosition3D::rotate ( const JRotation3Z &  R )

inlineinherited

Rotate around Z-axis.

Parameters

R	rotation matrix

Returns

this position

Definition at line 270 of file JPosition3D.hh.

    {
      R.rotate(__x, __y);

      return *this;
    }

JPosition3D& JGEOMETRY3D::JPosition3D::rotate ( const JQuaternion3D &  Q )

inlineinherited

Rotate.

Parameters

Q	quaternion

Returns

this position

Definition at line 298 of file JPosition3D.hh.

    {
      Q.rotate(__x, __y, __z);
      
      return *this;
    }

JPosition3D& JGEOMETRY3D::JPosition3D::rotate_back ( const JRotation3D &  R )

inlineinherited

Rotate back.

Parameters

R	rotation matrix

Returns

this position

Definition at line 200 of file JPosition3D.hh.

    {
      R.rotate_back(__x, __y, __z);

      return *this;
    }

JPosition3D& JGEOMETRY3D::JPosition3D::rotate_back ( const JRotation3X &  R )

inlineinherited

Rotate back around X-axis.

Parameters

R	rotation matrix

Returns

this position

Definition at line 228 of file JPosition3D.hh.

    {
      R.rotate_back(__y, __z);

      return *this;
    }

JPosition3D& JGEOMETRY3D::JPosition3D::rotate_back ( const JRotation3Y &  R )

inlineinherited

Rotate back around Y-axis.

Parameters

R	rotation matrix

Returns

this position

Definition at line 256 of file JPosition3D.hh.

    {
      R.rotate_back(__x, __z);

      return *this;
    }

JPosition3D& JGEOMETRY3D::JPosition3D::rotate_back ( const JRotation3Z &  R )

inlineinherited

Rotate back around Z-axis.

Parameters

R	rotation matrix

Returns

this position

Definition at line 284 of file JPosition3D.hh.

    {
      R.rotate_back(__x, __y);

      return *this;
    }

JPosition3D& JGEOMETRY3D::JPosition3D::rotate_back ( const JQuaternion3D &  Q )

inlineinherited

Rotate back.

Parameters

Q	quaternion

Returns

this position

Definition at line 312 of file JPosition3D.hh.

    {
      Q.rotate_back(__x, __y, __z);

      return *this;
    }

void JGEOMETRY3D::JPosition3D::transform ( const JRotation3D &  R, const JVector3D &  pos  )

inlineinherited

Transform position.

The final position is obtained as follows:

1. rotation of the position according matrix R;
2. offset position with pos;
3. rotation of position around z-axis, such that final position lies in x-z plane;

Parameters

R	rotation matrix
pos	position of origin (after rotation)

Definition at line 331 of file JPosition3D.hh.

    {
      // rotate geometry to system with particle direction along z-axis

      rotate(R);

      // offset with respect to origin

      sub(pos);

      // rotate geometry to x-z plane

      __x = sqrt(__x*__x + __y*__y);
      __y = 0.0;
    }

JVector3D& JGEOMETRY3D::JVector3D::transform ( const JMatrix3D &  T )

inlineinherited

Transform.

Parameters

T

matrix

Returns

this vector

Definition at line 206 of file JVector3D.hh.

    {
      T.transform(__x, __y, __z);

      return *this;
    }

void JGEOMETRY3D::JPosition3D::transform_back ( const JRotation3D &  R, const JVector3D &  pos  )

inlineinherited

Transform back position.

The final position is obtained as follows:

1. offset position with position pos;
2. rotation of postion according matrix R;

Parameters

R	rotation matrix
pos	position of origin (before rotation)

Definition at line 359 of file JPosition3D.hh.

    {
      // offset with respect to origin

      add(pos);

      // rotate back geometry to system with particle direction along z-axis

      rotate_back(R);
    }

JGEOMETRY3D::JVector3D::operator JVector2D ( ) const

inlineinherited

Type conversion operator.

Returns

JVector2D

Definition at line 83 of file JVector3D.hh.

    {
      return JVector2D(this->getX(), this->getY());
    }

double JGEOMETRY3D::JVector3D::getX ( ) const

inlineinherited

Get x position.

Returns

x position

Definition at line 94 of file JVector3D.hh.

    { 
      return __x;
    }

double JGEOMETRY3D::JVector3D::getY ( ) const

inlineinherited

Get y position.

Returns

y position

Definition at line 104 of file JVector3D.hh.

    { 
      return __y;
    }

double JGEOMETRY3D::JVector3D::getZ ( ) const

inlineinherited

Get z position.

Returns

z position

Definition at line 115 of file JVector3D.hh.

    { 
      return __z;
    }

bool JGEOMETRY3D::JVector3D::equals ( const JVector3D &  vector, const double  precision = std::numeric_limits<double>::min()  ) const

inlineinherited

Check equality.

Parameters

vector	vector
precision	precision

Returns

true if vectors are equal; else false

Definition at line 221 of file JVector3D.hh.

    {
      return (fabs(getX() - vector.getX()) <= precision &&
              fabs(getY() - vector.getY()) <= precision &&
              fabs(getZ() - vector.getZ()) <= precision);
    }

double JGEOMETRY3D::JVector3D::getLengthSquared ( ) const

inlineinherited

Get length squared.

Returns

square of length

Definition at line 235 of file JVector3D.hh.

    { 
      return getX()*getX() + getY()*getY() + getZ()*getZ();
    }

double JGEOMETRY3D::JVector3D::getLength ( ) const

inlineinherited

Get length.

Returns

length

Definition at line 246 of file JVector3D.hh.

    { 
      return sqrt(getLengthSquared());
    }

double JGEOMETRY3D::JVector3D::getDistanceSquared ( const JVector3D &  pos ) const

inlineinherited

Get squared of distance to point.

Parameters

pos

position

Returns

square of distance

Definition at line 258 of file JVector3D.hh.

    {
      return JVector3D(pos).sub(*this).getLengthSquared();
    }

double JGEOMETRY3D::JVector3D::getDistance ( const JVector3D &  pos ) const

inlineinherited

Get distance to point.

Parameters

pos

position

Returns

distance

Definition at line 270 of file JVector3D.hh.

    {
      return sqrt(getDistanceSquared(pos));
    }

JVector3D& JGEOMETRY3D::JVector3D::getCross ( const JVector3D &  first, const JVector3D &  second  )

inlineinherited

Get cross product.

Note that this vector should not overlap with the first or second vector,

Parameters

first	first vector
second	second vector

Returns

this vector

Definition at line 299 of file JVector3D.hh.

    {
      __x = first .getY() * second.getZ()  -  second.getY() * first .getZ();
      __y = second.getX() * first .getZ()  -  first .getX() * second.getZ();
      __z = first .getX() * second.getY()  -  second.getX() * first .getY();

      return *this;
    }

Member Data Documentation

double JGEOMETRY3D::JVector3D::__x

protectedinherited

Definition at line 310 of file JVector3D.hh.

double JGEOMETRY3D::JVector3D::__y

protectedinherited

Definition at line 311 of file JVector3D.hh.

double JGEOMETRY3D::JVector3D::__z

protectedinherited

Definition at line 312 of file JVector3D.hh.

double JGEOMETRY3D::JTime::__t

protectedinherited

Definition at line 191 of file JGeometry3D/JTime.hh.

---

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

• JPoint4D.hh