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Public Member Functions | Static Public Member Functions | Public Attributes | Static Public Attributes | Private Member Functions | Private Attributes | List of all members
JDETECTOR::JRotation Struct Reference

Auxiliary class to get rotation matrix between two optical modules. More...

#include <JDetectorToolkit.hh>

Inheritance diagram for JDETECTOR::JRotation:
JGEOMETRY3D::JRotation3D JMATH::JMatrix3D JMATH::JMath< JFirst_t, JSecond_t > JMATH::JMath< JMatrix3D > JLANG::JEquals< JFirst_t, JSecond_t >

Public Member Functions

const JRotation3D & operator() (const JModule &first, const JModule &second)
 Get rotation matrix to go from first to second module. More...
 
const JRotation3D & getRotation () const
 Get rotation. More...
 
 operator JQuaternion3D () const
 Type conversion operator. More...
 
JRotation3D & transpose ()
 Transpose. More...
 
JRotation3D & mul (const JRotation3D &A, const JRotation3D &B)
 Matrix multiplication. More...
 
JMatrix3D & mul (const double factor)
 Scale matrix. More...
 
JMatrix3D & mul (const JMatrix3D &A, const JMatrix3D &B)
 Matrix multiplication. More...
 
JMatrix3D & mul (const JSecond_t &object)
 Multiply with object. More...
 
JFirst_t & mul (const JSecond_t &object)
 Multiply with object. More...
 
void rotate (double &__x, double &__y, double &__z) const
 Rotate. More...
 
void rotate_back (double &__x, double &__y, double &__z) const
 Rotate back. More...
 
JMatrix3D & setIdentity ()
 Set to identity matrix. More...
 
void set (const JMatrix3D &A)
 Set matrix. More...
 
JMatrix3D & reset ()
 Set matrix to the null matrix. More...
 
JMatrix3D & negate ()
 Negate matrix. More...
 
JMatrix3D & add (const JMatrix3D &A)
 Matrix addition. More...
 
JMatrix3D & sub (const JMatrix3D &A)
 Matrix subtraction. More...
 
JMatrix3D & div (const double factor)
 Scale matrix. More...
 
bool equals (const JMatrix3D &A, const double eps=std::numeric_limits< double >::min()) const
 Equality. More...
 
bool isIdentity (const double eps=std::numeric_limits< double >::min()) const
 Test identity. More...
 
double getDeterminant () const
 Get determinant of matrix. More...
 
void transform (double &__x, double &__y, double &__z) const
 Transform. More...
 

Static Public Member Functions

static const JMatrix3D & getInstance ()
 Get reference to unique instance of this class object. More...
 
static const JMatrix3D & getIdentity ()
 Get reference to unique instance of this class object. More...
 

Public Attributes

double a00
 
double a01
 
double a02
 
double a10
 
double a11
 
double a12
 
double a20
 
double a21
 
double a22
 

Static Public Attributes

static const size_t NUMBER_OF_DIMENSIONS = 3
 Number of dimensions. More...
 

Private Member Functions

bool orthonormalise (const size_t index, const double precision=std::numeric_limits< double >::epsilon())
 Put normalised primary direction at specified index and orthoganilise following directions. More...
 

Private Attributes

std::vector< JVector3D > in
 
std::vector< JVector3D > out
 

Detailed Description

Auxiliary class to get rotation matrix between two optical modules.

Definition at line 665 of file JDetectorToolkit.hh.

Member Function Documentation

◆ operator()()

const JRotation3D& JDETECTOR::JRotation::operator() ( const JModule &  first,
const JModule &  second 
)
inline

Get rotation matrix to go from first to second module.

Parameters
firstfirst module
secondsecond module
Returns
rotation matrix

Definition at line 679 of file JDetectorToolkit.hh.

680  {
681  this->setIdentity();
682 
683  if (first.size() == second.size()) {
684 
685  const size_t N = first.size();
686 
687  if (N >= NUMBER_OF_DIMENSIONS) {
688 
689  in .resize(N);
690  out.resize(N);
691 
692  for (size_t i = 0; i != N; ++i) {
693  in [i] = first .getPMT(i).getDirection();
694  out[i] = second.getPMT(i).getDirection();
695  }
696 
697  for (size_t i = 0; i != NUMBER_OF_DIMENSIONS; ++i) {
698  if (!orthonormalise(i)) {
699  THROW(JException, "Failure to orthonormalise direction " << i);
700  }
701  }
702 
703  this->a00 = out[0].getX() * in[0].getX() + out[1].getX() * in[1].getX() + out[2].getX() * in[2].getX();
704  this->a01 = out[0].getX() * in[0].getY() + out[1].getX() * in[1].getY() + out[2].getX() * in[2].getY();
705  this->a02 = out[0].getX() * in[0].getZ() + out[1].getX() * in[1].getZ() + out[2].getX() * in[2].getZ();
706 
707  this->a10 = out[0].getY() * in[0].getX() + out[1].getY() * in[1].getX() + out[2].getY() * in[2].getX();
708  this->a11 = out[0].getY() * in[0].getY() + out[1].getY() * in[1].getY() + out[2].getY() * in[2].getY();
709  this->a12 = out[0].getY() * in[0].getZ() + out[1].getY() * in[1].getZ() + out[2].getY() * in[2].getZ();
710 
711  this->a20 = out[0].getZ() * in[0].getX() + out[1].getZ() * in[1].getX() + out[2].getZ() * in[2].getX();
712  this->a21 = out[0].getZ() * in[0].getY() + out[1].getZ() * in[1].getY() + out[2].getZ() * in[2].getY();
713  this->a22 = out[0].getZ() * in[0].getZ() + out[1].getZ() * in[1].getZ() + out[2].getZ() * in[2].getZ();
714 
715  } else {
716 
717  THROW(JException, "Module " << first.getID() << " size " << N << " < " << NUMBER_OF_DIMENSIONS);
718  }
719 
720  } else {
721 
722  THROW(JException, "Module " << first.getID() << " size " << first.size() << " != " << second.size());
723  }
724 
725  return *this;
726  }
THROW
#define THROW(JException_t, A)
Marco for throwing exception with std::ostream compatible message.
Definition: JException.hh:712
JDETECTOR::JModule::getPMT
const JPMT & getPMT(const int index) const
Get PMT.
Definition: JModule.hh:172
JGEOMETRY3D::JDirection3D::getDirection
const JDirection3D & getDirection() const
Get direction.
Definition: JDirection3D.hh:107
JLANG::JException
General exception.
Definition: JException.hh:24
JLANG::JObjectID::getID
int getID() const
Get identifier.
Definition: JObjectID.hh:50
JMATH::JMatrix3D::setIdentity
JMatrix3D & setIdentity()
Set to identity matrix.
Definition: JMath/JMatrix3D.hh:91
JDETECTOR::JRotation::out
std::vector< JVector3D > out
Definition: JDetectorToolkit.hh:779
JDETECTOR::JRotation::in
std::vector< JVector3D > in
Definition: JDetectorToolkit.hh:778
JDETECTOR::JRotation::orthonormalise
bool orthonormalise(const size_t index, const double precision=std::numeric_limits< double >::epsilon())
Put normalised primary direction at specified index and orthoganilise following directions.
Definition: JDetectorToolkit.hh:737
JDETECTOR::JRotation::NUMBER_OF_DIMENSIONS
static const size_t NUMBER_OF_DIMENSIONS
Number of dimensions.
Definition: JDetectorToolkit.hh:669

◆ orthonormalise()

bool JDETECTOR::JRotation::orthonormalise ( const size_t  index,
const double  precision = std::numeric_limits<double>::epsilon() 
)
inlineprivate

Put normalised primary direction at specified index and orthoganilise following directions.


This procedure follows Gram-Schmidt process.

Parameters
indexindex
precisionprecision
Returns
true if primary direction exists; else false

Definition at line 737 of file JDetectorToolkit.hh.

738  {
739  using namespace std;
740 
741  size_t pos = index;
742 
743  for (size_t i = index + 1; i != in.size(); ++i) {
744  if (in[i].getLengthSquared() > in[pos].getLengthSquared()) {
745  pos = i;
746  }
747  }
748 
749  const double u = in[pos].getLength();
750 
751  if (u > precision) {
752 
753  in [pos] /= u;
754  out[pos] /= u;
755 
756  if (pos != index) {
757  swap(in [pos], in [index]);
758  swap(out[pos], out[index]);
759  }
760 
761  for (size_t i = index + 1; i != in.size(); ++i) {
762 
763  const double dot = in[index].getDot(in[i]);
764 
765  in [i] -= dot * in [index];
766  out[i] -= dot * out[index];
767  }
768 
769  return true;
770 
771  } else {
772 
773  return false;
774  }
775  }
JTOOLS::u
double u[N+1]
Definition: JPolint.hh:865
std
Definition: JSTDTypes.hh:14

◆ getRotation()

const JRotation3D& JGEOMETRY3D::JRotation3D::getRotation ( ) const
inlineinherited

Get rotation.

Returns
rotation

Definition at line 272 of file JRotation3D.hh.

273  {
274  return static_cast<const JRotation3D&>(*this);
275  }
JGEOMETRY3D::JRotation3D
Rotation matrix.
Definition: JRotation3D.hh:114

◆ operator JQuaternion3D()

JGEOMETRY3D::JRotation3D::operator JQuaternion3D ( ) const
inlineinherited

Type conversion operator.

Returns
quaternion

Definition at line 283 of file JRotation3D.hh.

284  {
285  const double q2 = 0.25 * (1.0 + a00 + a11 + a22);
286 
287  if (q2 > 0.0) {
288 
289  const double a = sqrt(q2);
290  const double w = 0.25 / a;
291  const double b = (a21 - a12) * w;
292  const double c = (a02 - a20) * w;
293  const double d = (a10 - a01) * w;
294 
295  return JQuaternion3D(a,b,c,d).normalise();
296  }
297 
298  return JQuaternion3D(1.0, 0.0, 0.0, 0.0);
299  }
JGEOMETRY3D::JQuaternion3D
Data structure for unit quaternion in three dimensions.
Definition: JQuaternion3D.hh:309
JGEOMETRY3D::JQuaternion3D::normalise
JQuaternion3D & normalise()
Normalise quaternion.
Definition: JQuaternion3D.hh:959
GAUSS_LAGUERRE::a
const double a
Definition: JQuadrature.cc:42
JTOOLS::w
data_type w[N+1][M+1]
Definition: JPolint.hh:867

◆ transpose()

JRotation3D& JGEOMETRY3D::JRotation3D::transpose ( )
inlineinherited

Transpose.

Definition at line 305 of file JRotation3D.hh.

306  {
307  static_cast<JMatrix3D&>(*this).transpose();
308 
309  return *this;
310  }
JMATH::JMatrix3D::JMatrix3D
JMatrix3D()
Default constructor.
Definition: JMath/JMatrix3D.hh:44

◆ mul() [1/5]

JRotation3D& JGEOMETRY3D::JRotation3D::mul ( const JRotation3D &  A,
const JRotation3D &  B 
)
inlineinherited

Matrix multiplication.

Parameters
Amatrix
Bmatrix
Returns
this matrix

Definition at line 320 of file JRotation3D.hh.

322  {
323  static_cast<JMatrix3D&>(*this).mul(A, B);
324 
325  return *this;
326  }

◆ mul() [2/5]

JMatrix3D& JMATH::JMatrix3D::mul ( const double  factor)
inlineinherited

Scale matrix.

Parameters
factorfactor
Returns
this matrix * factor

Definition at line 208 of file JMath/JMatrix3D.hh.

209  {
210  a00 *= factor; a01 *= factor; a02 *= factor;
211  a10 *= factor; a11 *= factor; a12 *= factor;
212  a20 *= factor; a21 *= factor; a22 *= factor;
213 
214  return *this;
215  }

◆ mul() [3/5]

JMatrix3D& JMATH::JMatrix3D::mul ( const JMatrix3D &  A,
const JMatrix3D &  B 
)
inlineinherited

Matrix multiplication.

Parameters
Amatrix
Bmatrix
Returns
this matrix

Definition at line 241 of file JMath/JMatrix3D.hh.

243  {
244  a00 = A.a00 * B.a00 + A.a01 * B.a10 + A.a02 * B.a20;
245  a01 = A.a00 * B.a01 + A.a01 * B.a11 + A.a02 * B.a21;
246  a02 = A.a00 * B.a02 + A.a01 * B.a12 + A.a02 * B.a22;
247 
248  a10 = A.a10 * B.a00 + A.a11 * B.a10 + A.a12 * B.a20;
249  a11 = A.a10 * B.a01 + A.a11 * B.a11 + A.a12 * B.a21;
250  a12 = A.a10 * B.a02 + A.a11 * B.a12 + A.a12 * B.a22;
251 
252  a20 = A.a20 * B.a00 + A.a21 * B.a10 + A.a22 * B.a20;
253  a21 = A.a20 * B.a01 + A.a21 * B.a11 + A.a22 * B.a21;
254  a22 = A.a20 * B.a02 + A.a21 * B.a12 + A.a22 * B.a22;
255 
256  return *this;
257  }

◆ mul() [4/5]

JMatrix3D & JMATH::JMath< JMatrix3D , JSecond_t >::mul ( const JSecond_t &  object)
inlineinherited

Multiply with object.

Parameters
objectobject
Returns
result object

Definition at line 354 of file JMath.hh.

355  {
356  return static_cast<JFirst_t&>(*this) = JFirst_t().mul(static_cast<const JFirst_t&>(*this), object);
357  }

◆ mul() [5/5]

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

Multiply with object.

Parameters
objectobject
Returns
result object

Definition at line 354 of file JMath.hh.

355  {
356  return static_cast<JFirst_t&>(*this) = JFirst_t().mul(static_cast<const JFirst_t&>(*this), object);
357  }

◆ rotate()

void JGEOMETRY3D::JRotation3D::rotate ( double &  __x,
double &  __y,
double &  __z 
) const
inlineinherited

Rotate.

Parameters
__xx value
__yy value
__zz value

Definition at line 336 of file JRotation3D.hh.

337  {
338  const double x = a00 * __x + a01 * __y + a02 * __z;
339  const double y = a10 * __x + a11 * __y + a12 * __z;
340  const double z = a20 * __x + a21 * __y + a22 * __z;
341 
342  __x = x;
343  __y = y;
344  __z = z;
345  }

◆ rotate_back()

void JGEOMETRY3D::JRotation3D::rotate_back ( double &  __x,
double &  __y,
double &  __z 
) const
inlineinherited

Rotate back.

Parameters
__xx value
__yy value
__zz value

Definition at line 355 of file JRotation3D.hh.

356  {
357  const double x = a00 * __x + a10 * __y + a20 * __z;
358  const double y = a01 * __x + a11 * __y + a21 * __z;
359  const double z = a02 * __x + a12 * __y + a22 * __z;
360 
361  __x = x;
362  __y = y;
363  __z = z;
364  }

◆ getInstance()

static const JMatrix3D& JMATH::JMatrix3D::getInstance ( )
inlinestaticinherited

Get reference to unique instance of this class object.

Returns
zero matrix

Definition at line 78 of file JMath/JMatrix3D.hh.

79  {
80  static JMatrix3D matrix;
81 
82  return matrix;
83  }

◆ setIdentity()

JMatrix3D& JMATH::JMatrix3D::setIdentity ( )
inlineinherited

Set to identity matrix.

Returns
this matrix

Definition at line 91 of file JMath/JMatrix3D.hh.

92  {
93  a00 = 1.0; a01 = 0.0; a02 = 0.0;
94  a10 = 0.0; a11 = 1.0; a12 = 0.0;
95  a20 = 0.0; a21 = 0.0; a22 = 1.0;
96 
97  return *this;
98  }

◆ getIdentity()

static const JMatrix3D& JMATH::JMatrix3D::getIdentity ( )
inlinestaticinherited

Get reference to unique instance of this class object.

Returns
identity matrix

Definition at line 106 of file JMath/JMatrix3D.hh.

107  {
108  static JMatrix3D matrix(JMatrix3D().setIdentity());
109 
110  return matrix;
111  }

◆ set()

void JMATH::JMatrix3D::set ( const JMatrix3D &  A)
inlineinherited

Set matrix.

Parameters
Amatrix

Definition at line 119 of file JMath/JMatrix3D.hh.

120  {
121  static_cast<JMatrix3D&>(*this) = A;
122  }

◆ reset()

JMatrix3D& JMATH::JMatrix3D::reset ( )
inlineinherited

Set matrix to the null matrix.

Returns
this matrix

Definition at line 130 of file JMath/JMatrix3D.hh.

131  {
132  *this = JMatrix3D();
133 
134  return *this;
135  }

◆ negate()

JMatrix3D& JMATH::JMatrix3D::negate ( )
inlineinherited

Negate matrix.

Returns
-this matrix

Definition at line 160 of file JMath/JMatrix3D.hh.

161  {
162  a00 = -a00; a01 = -a01; a02 = -a02;
163  a10 = -a10; a11 = -a11; a12 = -a12;
164  a20 = -a20; a21 = -a21; a22 = -a22;
165 
166  return *this;
167  }

◆ add()

JMatrix3D& JMATH::JMatrix3D::add ( const JMatrix3D &  A)
inlineinherited

Matrix addition.

Parameters
Amatrix
Returns
this matrix + A

Definition at line 176 of file JMath/JMatrix3D.hh.

177  {
178  a00 += A.a00; a01 += A.a01; a02 += A.a02;
179  a10 += A.a10; a11 += A.a11; a12 += A.a12;
180  a20 += A.a20; a21 += A.a21; a22 += A.a22;
181 
182  return *this;
183  }

◆ sub()

JMatrix3D& JMATH::JMatrix3D::sub ( const JMatrix3D &  A)
inlineinherited

Matrix subtraction.

Parameters
Amatrix
Returns
this matrix - A

Definition at line 192 of file JMath/JMatrix3D.hh.

193  {
194  a00 -= A.a00; a01 -= A.a01; a02 -= A.a02;
195  a10 -= A.a10; a11 -= A.a11; a12 -= A.a12;
196  a20 -= A.a20; a21 -= A.a21; a22 -= A.a22;
197 
198  return *this;
199  }

◆ div()

JMatrix3D& JMATH::JMatrix3D::div ( const double  factor)
inlineinherited

Scale matrix.

Parameters
factorfactor
Returns
this matrix / factor

Definition at line 224 of file JMath/JMatrix3D.hh.

225  {
226  a00 /= factor; a01 /= factor; a02 /= factor;
227  a10 /= factor; a11 /= factor; a12 /= factor;
228  a20 /= factor; a21 /= factor; a22 /= factor;
229 
230  return *this;
231  }

◆ equals()

bool JMATH::JMatrix3D::equals ( const JMatrix3D &  A,
const double  eps = std::numeric_limits<double>::min() 
) const
inlineinherited

Equality.

Parameters
Amatrix
epsnumerical precision
Returns
true if matrices identical; else false

Definition at line 267 of file JMath/JMatrix3D.hh.

269  {
270  return (fabs(a00 - A.a00) <= eps &&
271  fabs(a01 - A.a01) <= eps &&
272  fabs(a02 - A.a02) <= eps &&
273  fabs(a10 - A.a10) <= eps &&
274  fabs(a11 - A.a11) <= eps &&
275  fabs(a12 - A.a12) <= eps &&
276  fabs(a20 - A.a20) <= eps &&
277  fabs(a21 - A.a21) <= eps &&
278  fabs(a22 - A.a22) <= eps);
279  }

◆ isIdentity()

bool JMATH::JMatrix3D::isIdentity ( const double  eps = std::numeric_limits<double>::min()) const
inlineinherited

Test identity.

Parameters
epsnumerical precision
Returns
true if identity matrix; else false

Definition at line 288 of file JMath/JMatrix3D.hh.

289  {
290  return equals(getIdentity(), eps);
291  }
JMATH::JMatrix3D::getIdentity
static const JMatrix3D & getIdentity()
Get reference to unique instance of this class object.
Definition: JMath/JMatrix3D.hh:106
JMATH::JMatrix3D::equals
bool equals(const JMatrix3D &A, const double eps=std::numeric_limits< double >::min()) const
Equality.
Definition: JMath/JMatrix3D.hh:267

◆ getDeterminant()

double JMATH::JMatrix3D::getDeterminant ( ) const
inlineinherited

Get determinant of matrix.

Returns
determinant of matrix

Definition at line 299 of file JMath/JMatrix3D.hh.

300  {
301  double det = 0.0;
302 
303  det += a00 * (a11 * a22 - a21 * a12);
304  det -= a01 * (a10 * a22 - a20 * a12);
305  det += a02 * (a10 * a21 - a20 * a11);
306 
307  return det;
308  }

◆ transform()

void JMATH::JMatrix3D::transform ( double &  __x,
double &  __y,
double &  __z 
) const
inlineinherited

Transform.

Parameters
__xx value
__yy value
__zz value

Definition at line 318 of file JMath/JMatrix3D.hh.

319  {
320  const double x = a00 * __x + a01 * __y + a02 * __z;
321  const double y = a10 * __x + a11 * __y + a12 * __z;
322  const double z = a20 * __x + a21 * __y + a22 * __z;
323 
324  __x = x;
325  __y = y;
326  __z = z;
327  }

Member Data Documentation

◆ NUMBER_OF_DIMENSIONS

const size_t JDETECTOR::JRotation::NUMBER_OF_DIMENSIONS = 3
static

Number of dimensions.

Definition at line 669 of file JDetectorToolkit.hh.

◆ in

std::vector<JVector3D> JDETECTOR::JRotation::in
private

Definition at line 778 of file JDetectorToolkit.hh.

◆ out

std::vector<JVector3D> JDETECTOR::JRotation::out
private

Definition at line 779 of file JDetectorToolkit.hh.

◆ a00

double JMATH::JMatrix3D::a00
inherited

Definition at line 385 of file JMath/JMatrix3D.hh.

◆ a01

double JMATH::JMatrix3D::a01
inherited

Definition at line 385 of file JMath/JMatrix3D.hh.

◆ a02

double JMATH::JMatrix3D::a02
inherited

Definition at line 385 of file JMath/JMatrix3D.hh.

◆ a10

double JMATH::JMatrix3D::a10
inherited

Definition at line 386 of file JMath/JMatrix3D.hh.

◆ a11

double JMATH::JMatrix3D::a11
inherited

Definition at line 386 of file JMath/JMatrix3D.hh.

◆ a12

double JMATH::JMatrix3D::a12
inherited

Definition at line 386 of file JMath/JMatrix3D.hh.

◆ a20

double JMATH::JMatrix3D::a20
inherited

Definition at line 387 of file JMath/JMatrix3D.hh.

◆ a21

double JMATH::JMatrix3D::a21
inherited

Definition at line 387 of file JMath/JMatrix3D.hh.

◆ a22

double JMATH::JMatrix3D::a22
inherited

Definition at line 387 of file JMath/JMatrix3D.hh.

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