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/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_7/src/DataFormats/GeometryVector/interface/sseBasic3DVector.h File Reference

#include "DataFormats/GeometryVector/interface/Basic2DVector.h"
#include "DataFormats/GeometryVector/interface/Theta.h"
#include "DataFormats/GeometryVector/interface/Phi.h"
#include "DataFormats/GeometryVector/interface/PreciseFloatType.h"
#include "DataFormats/GeometryVector/interface/CoordinateSets.h"
#include "DataFormats/Math/interface/SSEVec.h"
#include <iosfwd>
#include <cmath>
#include "Basic3DVectorLD.h"

Go to the source code of this file.

Classes

class  Basic3DVector< T >

Namespaces

namespace  detailsBasic3DVector
namespace  geometryDetails

Typedefs

typedef Basic3DVector< double > Basic3DVectorD
typedef Basic3DVector< float > Basic3DVectorF
typedef
Geom::Cylindrical2Cartesian< T > 		Cylindrical
typedef mathSSE::Vec4< T > MathVector
typedef Spherical Polar
typedef T ScalarType
typedef
Geom::Spherical2Cartesian< T > 		Spherical
typedef mathSSE::Vec4< T > VectorType

Functions

float detailsBasic3DVector::__attribute__ ((always_inline)) __attribute__((pure)) eta(float x
template<typename T >
class Basic3DVector __attribute__ ((aligned(16)))
T barePhi () const
T bareTheta () const
 Basic3DVector (const Basic3DVector &p)
 Copy constructor from same type. Should not be needed but for gcc bug 12685.
template<class U >
 Basic3DVector (mathSSE::Vec4< U > const &iv)
 Basic3DVector (const T &x, const T &y, const T &z, const T &w=0)
 construct from cartesian coordinates
template<class U >
 Basic3DVector (const Basic3DVector< U > &p)
 Copy constructor and implicit conversion from Basic3DVector of different precision.
template<typename U >
 Basic3DVector (const Geom::Theta< U > &theta, const Geom::Phi< U > &phi, const T &r)
 Basic3DVector (const Basic2DVector< T > &p)
 constructor from 2D vector (X and Y from 2D vector, z set to zero)
 Basic3DVector ()
template<class OtherPoint >
 Basic3DVector (const OtherPoint &p)
Basic3DVector cross (const Basic3DVector &lh) const
 Vector product, or "cross" product, with a vector of same type.
template<class U >
Basic3DVector< typename
PreciseFloatType< T, U >::Type > 		cross (const Basic3DVector< U > &lh) const
T dot (const Basic3DVector &rh) const
 Scalar product, or "dot" product, with a vector of same type.
template<class U >
PreciseFloatType< T, U >::Type dot (const Basic3DVector< U > &lh) const
T eta () const
T mag () const
 The vector magnitude. Equivalent to sqrt(vec.mag2())
T mag2 () const
 The vector magnitude squared. Equivalent to vec.dot(vec)
MathVector const & mathVector () const
template<class T >
Basic3DVector< T > operator* (const Basic3DVector< T > &v, T t)
template<class T >
T operator* (const Basic3DVector< T > &v1, const Basic3DVector< T > &v2)
 scalar product of vectors of same precision
template<class T , class U >
PreciseFloatType< T, U >::Type operator* (const Basic3DVector< T > &v1, const Basic3DVector< U > &v2)
 scalar product of vectors of different precision
template<class T >
Basic3DVector< T > operator* (T t, const Basic3DVector< T > &v)
 Same as operator*( Vector, Scalar)
template<class T , typename S >
Basic3DVector< T > operator* (S t, const Basic3DVector< T > &v)
template<class T , typename S >
Basic3DVector< T > operator* (const Basic3DVector< T > &v, S t)
Basic3DVector & operator*= (T t)
 Scaling by a scalar value (multiplication)
template<class T >
Basic3DVector< T > operator+ (const Basic3DVector< T > &a, const Basic3DVector< T > &b)
 vector sum and subtraction of vectors of possibly different precision
template<class T , class U >
Basic3DVector< typename
PreciseFloatType< T, U >::Type > 		operator+ (const Basic3DVector< T > &a, const Basic3DVector< U > &b)
template<class U >
Basic3DVector & operator+= (const Basic3DVector< U > &p)
Basic3DVector operator- () const
 Unary minus, returns a vector with components (-x(),-y(),-z())
template<class T , class U >
Basic3DVector< typename
PreciseFloatType< T, U >::Type > 		operator- (const Basic3DVector< T > &a, const Basic3DVector< U > &b)
template<class T >
Basic3DVector< T > operator- (const Basic3DVector< T > &a, const Basic3DVector< T > &b)
template<class U >
Basic3DVector & operator-= (const Basic3DVector< U > &p)
template<class T >
Basic3DVector< T > operator/ (const Basic3DVector< T > &v, T t)
template<class T , typename S >
Basic3DVector< T > operator/ (const Basic3DVector< T > &v, S s)
Basic3DVector & operator/= (T t)
 Scaling by a scalar value (division)
template<class T >
std::ostream & operator<< (std::ostream &s, const Basic3DVector< T > &v)
 simple text output to standard streams
bool operator== (const Basic3DVector &rh) const
T operator[] (int i) const
T perp () const
 Magnitude of transverse component.
T perp2 () const
 Squared magnitude of transverse component.
Geom::Phi< T > phi () const
std::ostream & geometryDetails::print3D (std::ostream &s, double x, double y, double z)
Geom::Theta< T > theta () const
T transverse () const
 Another name for perp()
Basic3DVector unit () const
T w () const
T x () const
 Cartesian x coordinate.
Basic2DVector< T > xy () const
T y () const
 Cartesian y coordinate.
T z () const
 Cartesian z coordinate.

Variables

mathSSE::Vec4< T > v

Typedef Documentation

typedef Basic3DVector<double> Basic3DVectorD

Definition at line 320 of file sseBasic3DVector.h.

typedef Basic3DVector<float> Basic3DVectorF

Definition at line 319 of file sseBasic3DVector.h.

typedef Geom::Cylindrical2Cartesian<T> Cylindrical

Definition at line 229 of file sseBasic3DVector.h.

typedef mathSSE::Vec4<T> MathVector

Definition at line 228 of file sseBasic3DVector.h.

typedef Spherical Polar

Definition at line 231 of file sseBasic3DVector.h.

typedef T ScalarType

Definition at line 226 of file sseBasic3DVector.h.

typedef Geom::Spherical2Cartesian<T> Spherical

Definition at line 230 of file sseBasic3DVector.h.

typedef mathSSE::Vec4<T> VectorType

Definition at line 227 of file sseBasic3DVector.h.

Function Documentation

template<typename T >
class Basic3DVector __attribute__ ( (aligned(16))  )
T __attribute__::barePhi ( ) const

Azimuthal angle. The value is returned in radians, in the range (-pi,pi]. Same precision as the system atan2(x,y) function. The return type is Geom::Phi<T>, see it's documentation.

Definition at line 329 of file sseBasic3DVector.h.

T __attribute__::bareTheta ( ) const

Polar angle. The value is returned in radians, in the range [0,pi] Same precision as the system atan2(x,y) function. The return type is Geom::Phi<T>, see it's documentation.

Definition at line 336 of file sseBasic3DVector.h.

__attribute__::Basic3DVector ( const Basic3DVector &  p)

Copy constructor from same type. Should not be needed but for gcc bug 12685.

Definition at line 240 of file sseBasic3DVector.h.

                                                                 {
  return a.v+b.v;
template<class U >
__attribute__::Basic3DVector ( mathSSE::Vec4< U > const &  iv)

Definition at line 269 of file sseBasic3DVector.h.

__attribute__::Basic3DVector ( const T &  x,
const T &  y,
const T &  z,
const T &  w = 0 
)

construct from cartesian coordinates

Definition at line 272 of file sseBasic3DVector.h.

References Basic3DVector< T >::dot().

                                                                                   {
  return  v1.dot(v2);
template<class U >
__attribute__::Basic3DVector ( const Basic3DVector< U > &  p)

Copy constructor and implicit conversion from Basic3DVector of different precision.

Definition at line 245 of file sseBasic3DVector.h.

                                                                 {
  return a.v-b.v;
template<typename U >
__attribute__::Basic3DVector ( const Geom::Theta< U > &  theta,
const Geom::Phi< U > &  phi,
const T &  r 
)

Deprecated construct from polar coordinates, use
Basic3DVector<T>( Basic3DVector<T>::Polar( theta, phi, r)) instead.

Definition at line 280 of file sseBasic3DVector.h.

                                                                   {
  return v.v*t;
}
__attribute__::Basic3DVector ( const Basic2DVector< T > &  p)

constructor from 2D vector (X and Y from 2D vector, z set to zero)

Definition at line 250 of file sseBasic3DVector.h.

                                                                 {
__attribute__::Basic3DVector ( )

default constructor uses default constructor of T to initialize the components. For built-in floating-point types this means initialization to zero??? (force init to 0)

Definition at line 237 of file sseBasic3DVector.h.

{
template<class OtherPoint >
__attribute__::Basic3DVector ( const OtherPoint &  p) [explicit]

Explicit constructor from other (possibly unrelated) vector classes The only constraint on the argument type is that it has methods x(), y() and z(), and that these methods return a type convertible to T. Examples of use are
construction from a Basic3DVector with different precision
construction from a Hep3Vector
construction from a coordinate system converter

Definition at line 263 of file sseBasic3DVector.h.

                                                                            {
Basic3DVector __attribute__::cross ( const Basic3DVector &  lh) const

Vector product, or "cross" product, with a vector of same type.

Definition at line 403 of file sseBasic3DVector.h.

template<class U >
Basic3DVector<typename PreciseFloatType<T,U>::Type> __attribute__::cross ( const Basic3DVector< U > &  lh) const

Vector (or cross) product with a vector of different precision. The product is computed without loss of precision. The type of the returned vector is the more precise of the types of the two vectors.

Definition at line 415 of file sseBasic3DVector.h.

T __attribute__::dot ( const Basic3DVector &  rh) const

Scalar product, or "dot" product, with a vector of same type.

Definition at line 387 of file sseBasic3DVector.h.

template<class U >
PreciseFloatType<T,U>::Type __attribute__::dot ( const Basic3DVector< U > &  lh) const

Scalar (or dot) product with a vector of different precision. The product is computed without loss of precision. The type of the returned scalar is the more precise of the scalar types of the two vectors.

Definition at line 397 of file sseBasic3DVector.h.

T __attribute__::eta ( ) const

Pseudorapidity. Does not check for zero transverse component; in this case the behavior is as for divide-by zero, i.e. system-dependent.

Definition at line 344 of file sseBasic3DVector.h.

T __attribute__::mag ( ) const

The vector magnitude. Equivalent to sqrt(vec.mag2())

Definition at line 314 of file sseBasic3DVector.h.

T __attribute__::mag2 ( ) const

The vector magnitude squared. Equivalent to vec.dot(vec)

Definition at line 311 of file sseBasic3DVector.h.

{
MathVector & mathVector ( ) const

Definition at line 286 of file sseBasic3DVector.h.

{
template<class T >
Basic3DVector<T> operator* ( const Basic3DVector< T > &  v,
T  t 
) [inline]

Multiplication by scalar, does not change the precision of the vector. The return type is the same as the type of the vector argument.

Definition at line 280 of file sseBasic3DVector.h.

References lumiQTWidget::t, and Basic3DVector< T >::v.

                                                                   {
  return v.v*t;
}
template<class T >
T operator* ( const Basic3DVector< T > &  v1,
const Basic3DVector< T > &  v2 
) [inline]

scalar product of vectors of same precision

Definition at line 265 of file sseBasic3DVector.h.

References Basic3DVector< T >::dot().

                                                                            {
  return v1.dot(v2);
}
template<class T , class U >
PreciseFloatType<T,U>::Type operator* ( const Basic3DVector< T > &  v1,
const Basic3DVector< U > &  v2 
) [inline]

scalar product of vectors of different precision

Definition at line 271 of file sseBasic3DVector.h.

                                                                                   {
  return  v1.dot(v2);
}
template<class T >
Basic3DVector<T> operator* ( T  t,
const Basic3DVector< T > &  v 
) [inline]

Same as operator*( Vector, Scalar)

Definition at line 286 of file sseBasic3DVector.h.

References lumiQTWidget::t, and Basic3DVector< T >::v.

                                                                  {
  return v.v*t;
}
template<class T , typename S >
Basic3DVector<T> operator* ( S  t,
const Basic3DVector< T > &  v 
) [inline]

Definition at line 293 of file sseBasic3DVector.h.

                                                                   {
  return static_cast<T>(t)*v;
}
template<class T , typename S >
Basic3DVector<T> operator* ( const Basic3DVector< T > &  v,
S  t 
) [inline]

Definition at line 298 of file sseBasic3DVector.h.

                                                                  {
  return static_cast<T>(t)*v;
}
Basic3DVector& __attribute__::operator*= ( T  t)

Scaling by a scalar value (multiplication)

Definition at line 374 of file sseBasic3DVector.h.

template<class T >
Basic3DVector<T> operator+ ( const Basic3DVector< T > &  a,
const Basic3DVector< T > &  b 
) [inline]

vector sum and subtraction of vectors of possibly different precision

Definition at line 240 of file sseBasic3DVector.h.

References Basic3DVector< T >::v.

                                                                 {
  return a.v+b.v;
}
template<class T , class U >
Basic3DVector<typename PreciseFloatType<T,U>::Type> operator+ ( const Basic3DVector< T > &  a,
const Basic3DVector< U > &  b 
) [inline]

Definition at line 251 of file sseBasic3DVector.h.

References Basic3DVector< T >::v.

                                                                 {
  typedef Basic3DVector<typename PreciseFloatType<T,U>::Type> RT;
  return RT(a).v+RT(b).v;
}
template<class U >
Basic3DVector& __attribute__::operator+= ( const Basic3DVector< U > &  p)

Operator += with a Basic3DVector of possibly different precision.

Definition at line 357 of file sseBasic3DVector.h.

Basic3DVector __attribute__::operator- ( ) const

Unary minus, returns a vector with components (-x(),-y(),-z())

Definition at line 371 of file sseBasic3DVector.h.

template<class T , class U >
Basic3DVector<typename PreciseFloatType<T,U>::Type> operator- ( const Basic3DVector< T > &  a,
const Basic3DVector< U > &  b 
) [inline]

Definition at line 258 of file sseBasic3DVector.h.

References Basic3DVector< T >::v.

                                                                 {
  typedef Basic3DVector<typename PreciseFloatType<T,U>::Type> RT;
  return RT(a).v-RT(b).v;
}
template<class T >
Basic3DVector<T> operator- ( const Basic3DVector< T > &  a,
const Basic3DVector< T > &  b 
) [inline]

Definition at line 245 of file sseBasic3DVector.h.

References Basic3DVector< T >::v.

                                                                 {
  return a.v-b.v;
}
template<class U >
Basic3DVector& __attribute__::operator-= ( const Basic3DVector< U > &  p)

Operator -= with a Basic3DVector of possibly different precision.

Definition at line 365 of file sseBasic3DVector.h.

template<class T >
Basic3DVector<T> operator/ ( const Basic3DVector< T > &  v,
T  t 
) [inline]

Division by scalar, does not change the precision of the vector. The return type is the same as the type of the vector argument.

Definition at line 307 of file sseBasic3DVector.h.

References lumiQTWidget::t, and Basic3DVector< T >::v.

                                                                  {
  return v.v/t;
}
template<class T , typename S >
Basic3DVector<T> operator/ ( const Basic3DVector< T > &  v,
S  s 
) [inline]

Definition at line 312 of file sseBasic3DVector.h.

                                                                   {
  //  T t = S(1)/s; return v*t;
  T t = s;
  return v/t;
}
Basic3DVector& __attribute__::operator/= ( T  t)

Scaling by a scalar value (division)

Definition at line 380 of file sseBasic3DVector.h.

template<class T >
std::ostream& operator<< ( std::ostream &  s,
const Basic3DVector< T > &  v 
) [inline]

simple text output to standard streams

Definition at line 232 of file sseBasic3DVector.h.

References geometryDetails::print3D(), alignCSCRings::s, and findQualityFiles::v.

                                                                          {
  return geometryDetails::print3D(s, v.x(),v.y(), v.z());
}
bool __attribute__::operator== ( const Basic3DVector &  rh) const

Definition at line 306 of file sseBasic3DVector.h.

                                                                  {
  return v.v/t;
T __attribute__::operator[] ( int  i) const

Definition at line 289 of file sseBasic3DVector.h.

{
T __attribute__::perp ( ) const

Magnitude of transverse component.

Definition at line 320 of file sseBasic3DVector.h.

T __attribute__::perp2 ( ) const

Squared magnitude of transverse component.

Definition at line 317 of file sseBasic3DVector.h.

Geom::Phi<T> __attribute__::phi ( ) const

Definition at line 330 of file sseBasic3DVector.h.

Geom::Theta<T> __attribute__::theta ( ) const

Definition at line 337 of file sseBasic3DVector.h.

T __attribute__::transverse ( ) const

Another name for perp()

Definition at line 323 of file sseBasic3DVector.h.

Basic3DVector __attribute__::unit ( ) const

Unit vector parallel to this. If mag() is zero, a zero vector is returned.

Definition at line 349 of file sseBasic3DVector.h.

T __attribute__::w ( ) const

Definition at line 301 of file sseBasic3DVector.h.

{
T __attribute__::x ( ) const

Cartesian x coordinate.

Definition at line 293 of file sseBasic3DVector.h.

References lumiQTWidget::t.

{
Basic2DVector<T> __attribute__::xy ( ) const

Definition at line 303 of file sseBasic3DVector.h.

{
T __attribute__::y ( ) const

Cartesian y coordinate.

Definition at line 296 of file sseBasic3DVector.h.

{
T __attribute__::z ( ) const

Cartesian z coordinate.

Definition at line 299 of file sseBasic3DVector.h.

{

Variable Documentation

mathSSE::Vec4<T> v

Definition at line 421 of file sseBasic3DVector.h.

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