| Geant4 Cross Reference |
1 //
2 // ********************************************************************
3 // * License and Disclaimer *
4 // * *
5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. *
10 // * *
11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitation of liability. *
17 // * *
18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Software license. *
24 // ********************************************************************
25 //
26 // G4tgbRotationMatrix implementation
27 //
28 // Author: P.Arce, CIEMAT (November 2007)
29 // --------------------------------------------------------------------
30
31 #include "G4tgbRotationMatrix.hh"
32 #include "G4RotationMatrix.hh"
33 #include "G4tgrMessenger.hh"
34 #include "G4tgrUtils.hh"
35 #include "G4UIcommand.hh"
36
37 // --------------------------------------------------------------------
38 G4tgbRotationMatrix::G4tgbRotationMatrix()
39 {
40 }
41
42 // --------------------------------------------------------------------
43 G4tgbRotationMatrix::~G4tgbRotationMatrix()
44 {
45 }
46
47 // --------------------------------------------------------------------
48 G4tgbRotationMatrix::G4tgbRotationMatrix(G4tgrRotationMatrix* tgr)
49 : theTgrRM(tgr)
50 {
51 }
52
53 // -------------------------------------------------------------------------
54 G4RotationMatrix* G4tgbRotationMatrix::BuildG4RotMatrix()
55 {
56 std::vector<G4double> values = theTgrRM->GetValues();
57
58 if(values.size() == 3)
59 {
60 return BuildG4RotMatrixFrom3(values);
61 }
62 else if(values.size() == 6)
63 {
64 return BuildG4RotMatrixFrom6(values);
65 }
66 else if(values.size() == 9)
67 {
68 return BuildG4RotMatrixFrom9(values);
69 }
70 else
71 {
72 G4String ErrMessage = "Number of values is: " +
73 G4UIcommand::ConvertToString(G4int(values.size())) +
74 G4String(". It should be 3, 6, or 9 !");
75 G4Exception("G4tgbRotationMatrix::BuildG4RotMatrix()", "InvalidData",
76 FatalException, ErrMessage);
77 }
78 return nullptr;
79 }
80
81 // --------------------------------------------------------------------
82 G4RotationMatrix*
83 G4tgbRotationMatrix::BuildG4RotMatrixFrom3(std::vector<G4double>& values)
84 {
85 G4RotationMatrix* rotMat = new G4RotationMatrix();
86
87 rotMat->rotateX(values[0]);
88 rotMat->rotateY(values[1]);
89 rotMat->rotateZ(values[2]);
90
91 #ifdef G4VERBOSE
92 if(G4tgrMessenger::GetVerboseLevel() >= 1)
93 {
94 G4cout << " Constructing new G4RotationMatrix from 3 numbers " << GetName()
95 << " : " << *rotMat << G4endl;
96 }
97 #endif
98
99 return rotMat;
100 }
101
102 // --------------------------------------------------------------------
103 G4RotationMatrix*
104 G4tgbRotationMatrix::BuildG4RotMatrixFrom6(std::vector<G4double>& values)
105 {
106 G4double thetaX = values[0];
107 G4double phiX = values[1];
108 G4double thetaY = values[2];
109 G4double phiY = values[3];
110 G4double thetaZ = values[4];
111 G4double phiZ = values[5];
112
113 // build the 3 axis from the values
114 G4ThreeVector colx(std::sin(thetaX) * std::cos(phiX),
115 std::sin(thetaX) * std::sin(phiX), std::cos(thetaX));
116 G4ThreeVector coly(std::sin(thetaY) * std::cos(phiY),
117 std::sin(thetaY) * std::sin(phiY), std::cos(thetaY));
118 G4ThreeVector colz(std::sin(thetaZ) * std::cos(phiZ),
119 std::sin(thetaZ) * std::sin(phiZ), std::cos(thetaZ));
120
121 // Now create a G4RotationMatrix (HepRotation), which can be left handed.
122 // This is not foreseen in CLHEP, but can be achieved using the
123 // constructor which does not check its input arguments!
124
125 G4Rep3x3 rottemp(colx.x(), coly.x(), colz.x(), // matrix representation
126 colx.y(), coly.y(), colz.y(), // (inverted)
127 colx.z(), coly.z(), colz.z());
128
129 G4RotationMatrix* rotMat = new G4RotationMatrix(rottemp);
130
131 #ifdef G4VERBOSE
132 if(G4tgrMessenger::GetVerboseLevel() >= 1)
133 {
134 G4cout << " Constructing new G4RotationMatrix from 6 numbers " << GetName()
135 << " : " << *rotMat << G4endl;
136 }
137 #endif
138
139 return rotMat;
140 }
141
142 // --------------------------------------------------------------------
143 G4RotationMatrix*
144 G4tgbRotationMatrix::BuildG4RotMatrixFrom9(std::vector<G4double>& values)
145 {
146 // build the 3 axis from the values
147 G4ThreeVector colx(values[0], values[1], values[2]);
148 G4ThreeVector coly(values[3], values[4], values[5]);
149 G4ThreeVector colz(values[6], values[7], values[8]);
150
151 // Now create a G4RotationMatrix (HepRotation), which can be left handed.
152 // This is not foreseen in CLHEP, but can be achieved using the
153 // constructor which does not check its input arguments!
154
155 G4Rep3x3 rottemp(colx.x(), coly.x(), colz.x(), // matrix representation
156 colx.y(), coly.y(), colz.y(), // (inverted)
157 colx.z(), coly.z(), colz.z());
158
159 G4RotationMatrix* rotMat = new G4RotationMatrix(rottemp);
160
161 #ifdef G4VERBOSE
162 if(G4tgrMessenger::GetVerboseLevel() >= 1)
163 {
164 G4cout << " Constructing new G4RotationMatrix from 9 numbers " << GetName()
165 << " : " << *rotMat << G4endl;
166 }
167 #endif
168
169 return rotMat;
170 }
171