source: trunk/source/persistency/ascii/src/G4tgbRotationMatrix.cc @ 1347

Last change on this file since 1347 was 1347, checked in by garnier, 13 years ago

geant4 tag 9.4

File size: 6.3 KB
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27// $Id: G4tgbRotationMatrix.cc,v 1.10 2010/10/13 15:20:01 gcosmo Exp $
28// GEANT4 tag $Name: geant4-09-04-ref-00 $
29//
30//
31// class G4tgbRotationMatrix
32
33// History:
34// - Created.                                 P.Arce, CIEMAT (November 2007)
35// -------------------------------------------------------------------------
36
37#include "G4tgbRotationMatrix.hh"
38#include "G4RotationMatrix.hh"
39#include "G4tgrMessenger.hh"
40#include "G4tgrUtils.hh"
41#include "G4UIcommand.hh"
42
43// -------------------------------------------------------------------------
44G4tgbRotationMatrix::G4tgbRotationMatrix()
45  : theTgrRM(0), theG4RM(0)
46{
47}
48
49
50// -------------------------------------------------------------------------
51G4tgbRotationMatrix::~G4tgbRotationMatrix()
52{
53}
54
55
56// -------------------------------------------------------------------------
57G4tgbRotationMatrix::G4tgbRotationMatrix( G4tgrRotationMatrix* tgr )
58  : theTgrRM(tgr), theG4RM(0)
59{
60}
61
62
63// -------------------------------------------------------------------------
64G4RotationMatrix* G4tgbRotationMatrix::BuildG4RotMatrix()
65{
66  std::vector<G4double> values = theTgrRM->GetValues();
67
68  if( values.size() == 3 ) {
69    return BuildG4RotMatrixFrom3( values );
70  } else if( values.size() == 6 ) {
71    return BuildG4RotMatrixFrom6( values );
72  } else if( values.size() == 9 ) {
73    return BuildG4RotMatrixFrom9( values );
74  }
75  else
76  {
77    G4String ErrMessage = "Number of values is: "
78                        + G4UIcommand::ConvertToString(G4int(values.size()))
79                        + G4String(". It should be 3, 6, or 9 !");
80    G4Exception("G4tgbRotationMatrix::BuildG4RotMatrix()",
81                "InvalidData", FatalException, ErrMessage);
82  }
83  return 0;
84}
85
86
87// -------------------------------------------------------------------------
88G4RotationMatrix*
89G4tgbRotationMatrix::BuildG4RotMatrixFrom3( std::vector<G4double>& values )
90{
91  G4RotationMatrix* rotMat = new G4RotationMatrix();
92
93  rotMat->rotateX( values[0] );
94  rotMat->rotateY( values[1] );
95  rotMat->rotateZ( values[2] );
96
97#ifdef G4VERBOSE
98  if( G4tgrMessenger::GetVerboseLevel() >= 1 )
99  {
100    G4cout << " Constructing new G4RotationMatrix from 3 numbers "
101           <<  GetName() << " : " << *rotMat << G4endl;
102  }
103#endif
104
105  return rotMat;
106}
107
108
109// -------------------------------------------------------------------------
110G4RotationMatrix*
111G4tgbRotationMatrix::BuildG4RotMatrixFrom6( std::vector<G4double>& values )
112{
113  G4double thetaX = values[0];
114  G4double phiX = values[1];
115  G4double thetaY = values[2];
116  G4double phiY = values[3];
117  G4double thetaZ = values[4];
118  G4double phiZ = values[5];
119
120  // build the 3 axis from the values
121  CLHEP::Hep3Vector colx(std::sin(thetaX)*std::cos(phiX),
122                         std::sin(thetaX)*std::sin(phiX),std::cos(thetaX));
123  CLHEP::Hep3Vector coly(std::sin(thetaY)*std::cos(phiY),
124                         std::sin(thetaY)*std::sin(phiY),std::cos(thetaY));
125  CLHEP::Hep3Vector colz(std::sin(thetaZ)*std::cos(phiZ),
126                         std::sin(thetaZ)*std::sin(phiZ),std::cos(thetaZ));
127
128  // Now create a G4RotationMatrix (HepRotation), which can be left handed.
129  // This is not foreseen in CLHEP, but can be achieved using the
130  // constructor which does not check its input arguments!   
131
132  CLHEP::HepRep3x3 rottemp(colx.x(),coly.x(),colz.x(), // matrix representation
133                           colx.y(),coly.y(),colz.y(), // (inverted)
134                           colx.z(),coly.z(),colz.z());
135 
136  G4RotationMatrix* rotMat = new G4RotationMatrix(rottemp);
137
138#ifdef G4VERBOSE
139  if( G4tgrMessenger::GetVerboseLevel() >= 1 )
140  {
141    G4cout << " Constructing new G4RotationMatrix from 6 numbers "
142           <<  GetName() << " : " << *rotMat << G4endl;
143  }
144#endif
145
146  return rotMat;
147}
148
149// -------------------------------------------------------------------------
150G4RotationMatrix*
151G4tgbRotationMatrix::BuildG4RotMatrixFrom9( std::vector<G4double>& values )
152{
153  // build the 3 axis from the values
154  CLHEP::Hep3Vector colx(values[0],values[1],values[2]);
155  CLHEP::Hep3Vector coly(values[3],values[4],values[5]);
156  CLHEP::Hep3Vector colz(values[6],values[7],values[8]);
157
158  // Now create a G4RotationMatrix (HepRotation), which can be left handed.
159  // This is not foreseen in CLHEP, but can be achieved using the
160  // constructor which does not check its input arguments!
161
162  CLHEP::HepRep3x3 rottemp(colx.x(),coly.x(),colz.x(),  // matrix representation
163                           colx.y(),coly.y(),colz.y(),  // (inverted)
164                           colx.z(),coly.z(),colz.z());
165 
166  G4RotationMatrix* rotMat = new G4RotationMatrix(rottemp);
167
168#ifdef G4VERBOSE
169  if( G4tgrMessenger::GetVerboseLevel() >= 1 )
170  {
171    G4cout << " Constructing new G4RotationMatrix from 9 numbers "
172           <<  GetName() << " : " << *rotMat << G4endl;
173  }
174#endif
175
176  return rotMat;
177}
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