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25 // 25 //
26 // 26 //
>> 27 // $Id: G4gsrotm.cc,v 1.12 2006/06/29 18:14:55 gunter Exp $
>> 28 // GEANT4 tag $Name: geant4-09-02 $
27 // 29 //
28 #include "G3toG4.hh" 30 #include "G3toG4.hh"
29 #include "G3RotTable.hh" 31 #include "G3RotTable.hh"
30 #include "G3toG4RotationMatrix.hh" <<
31 #include "G4PhysicalConstants.hh" <<
32 #include "G4ThreeVector.hh" 32 #include "G4ThreeVector.hh"
>> 33 #include "G3toG4RotationMatrix.hh"
33 34
34 void PG4gsrotm(G4String *tokens) << 35 void PG4gsrotm(G4String tokens[])
35 { 36 {
36 // fill the parameter containers 37 // fill the parameter containers
37 G3fillParams(tokens,PTgsrotm); 38 G3fillParams(tokens,PTgsrotm);
38 39
39 // interpret the parameters 40 // interpret the parameters
40 G4int irot = Ipar[0]; 41 G4int irot = Ipar[0];
41 42
42 // the angles in Geant are in degrees 43 // the angles in Geant are in degrees
43 G4double theta1 = Rpar[0]; 44 G4double theta1 = Rpar[0];
44 G4double phi1 = Rpar[1]; 45 G4double phi1 = Rpar[1];
45 G4double theta2 = Rpar[2]; 46 G4double theta2 = Rpar[2];
46 G4double phi2 = Rpar[3]; 47 G4double phi2 = Rpar[3];
47 G4double theta3 = Rpar[4]; 48 G4double theta3 = Rpar[4];
48 G4double phi3 = Rpar[5]; 49 G4double phi3 = Rpar[5];
49 50
50 G4gsrotm(irot, theta1,phi1, theta2,phi2, t 51 G4gsrotm(irot, theta1,phi1, theta2,phi2, theta3,phi3);
51 } 52 }
52 53
53 void G4gsrotm(G4int irot, G4double theta1, G4d 54 void G4gsrotm(G4int irot, G4double theta1, G4double phi1,
54 G4double theta2, G4double phi2, 55 G4double theta2, G4double phi2, G4double theta3, G4double phi3)
55 { 56 {
56 G4double degrad = pi/180; 57 G4double degrad = pi/180;
57 58
58 G4double th1r = theta1*degrad; 59 G4double th1r = theta1*degrad;
59 G4double th2r = theta2*degrad; 60 G4double th2r = theta2*degrad;
60 G4double th3r = theta3*degrad; 61 G4double th3r = theta3*degrad;
61 62
62 G4double phi1r = phi1*degrad; 63 G4double phi1r = phi1*degrad;
63 G4double phi2r = phi2*degrad; 64 G4double phi2r = phi2*degrad;
64 G4double phi3r = phi3*degrad; 65 G4double phi3r = phi3*degrad;
65 66
66 // Construct unit vectors 67 // Construct unit vectors
67 68
68 G4ThreeVector x(std::sin(th1r)*std::cos(ph 69 G4ThreeVector x(std::sin(th1r)*std::cos(phi1r), std::sin(th1r)*std::sin(phi1r), std::cos(th1r));
69 G4ThreeVector y(std::sin(th2r)*std::cos(ph 70 G4ThreeVector y(std::sin(th2r)*std::cos(phi2r), std::sin(th2r)*std::sin(phi2r), std::cos(th2r));
70 G4ThreeVector z(std::sin(th3r)*std::cos(ph 71 G4ThreeVector z(std::sin(th3r)*std::cos(phi3r), std::sin(th3r)*std::sin(phi3r), std::cos(th3r));
71 72
72 // check for orthonormality and left-h 73 // check for orthonormality and left-handedness
73 74
74 G4double check = (x.cross(y))*z; 75 G4double check = (x.cross(y))*z;
75 G4double tol = 1.0e-3; 76 G4double tol = 1.0e-3;
76 77
77 if (1-std::abs(check)>tol) { 78 if (1-std::abs(check)>tol) {
78 G4cerr << "Coordinate axes forming rot 79 G4cerr << "Coordinate axes forming rotation matrix "
79 << irot << " are not orthonorma 80 << irot << " are not orthonormal.(" << 1-std::abs(check) << ")"
80 << G4endl; 81 << G4endl;
81 G4cerr << " theta1=" << theta1; 82 G4cerr << " theta1=" << theta1;
82 G4cerr << " phi1=" << phi1; 83 G4cerr << " phi1=" << phi1;
83 G4cerr << " theta2=" << theta2; 84 G4cerr << " theta2=" << theta2;
84 G4cerr << " phi2=" << phi2; 85 G4cerr << " phi2=" << phi2;
85 G4cerr << " theta3=" << theta3; 86 G4cerr << " theta3=" << theta3;
86 G4cerr << " phi3=" << phi3; 87 G4cerr << " phi3=" << phi3;
87 G4cerr << G4endl; 88 G4cerr << G4endl;
88 G4Exception("G4gsrotm()", "G3toG40023" << 89 G4Exception("G4gsrotm error");
89 "Non orthogonal axes!"); <<
90 return; <<
91 } 90 }
92 //else if (1+check<=tol) { 91 //else if (1+check<=tol) {
93 // G4cerr << "G4gsrotm warning: coordin 92 // G4cerr << "G4gsrotm warning: coordinate axes forming rotation "
94 // << "matrix " << irot << " are 93 // << "matrix " << irot << " are left-handed" << G4endl;
95 //} 94 //}
96 95
97 G3toG4RotationMatrix* rotp = new G3toG4Rot 96 G3toG4RotationMatrix* rotp = new G3toG4RotationMatrix;
98 97
99 rotp->SetRotationMatrixByRow(x, y, z); 98 rotp->SetRotationMatrixByRow(x, y, z);
100 99
101 // add it to the List 100 // add it to the List
102 101
103 G3Rot.Put(irot, rotp); 102 G3Rot.Put(irot, rotp);
104 } 103 }
105 104