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25 // 25 //
26 // G4UniformMagField implementation 26 // G4UniformMagField implementation
27 // 27 //
28 // Created: V.Grichine, 30.01.1997 28 // Created: V.Grichine, 30.01.1997
29 // ------------------------------------------- 29 // -------------------------------------------------------------------
30 30
31 #include "G4UniformMagField.hh" 31 #include "G4UniformMagField.hh"
32 #include "G4PhysicalConstants.hh" 32 #include "G4PhysicalConstants.hh"
33 33
34 G4UniformMagField::G4UniformMagField(const G4T 34 G4UniformMagField::G4UniformMagField(const G4ThreeVector& FieldVector )
35 { 35 {
36 fFieldComponents[0] = FieldVector.x(); 36 fFieldComponents[0] = FieldVector.x();
37 fFieldComponents[1] = FieldVector.y(); 37 fFieldComponents[1] = FieldVector.y();
38 fFieldComponents[2] = FieldVector.z(); 38 fFieldComponents[2] = FieldVector.z();
39 } 39 }
40 40
41 G4UniformMagField::~G4UniformMagField() = defa << 41 G4UniformMagField::~G4UniformMagField()
>> 42 {
>> 43 }
42 44
43 G4UniformMagField::G4UniformMagField (const G4 45 G4UniformMagField::G4UniformMagField (const G4UniformMagField& p)
44 : G4MagneticField(p) 46 : G4MagneticField(p)
45 { 47 {
46 for (auto i=0; i<3; ++i) 48 for (auto i=0; i<3; ++i)
47 { 49 {
48 fFieldComponents[i] = p.fFieldComponents[ 50 fFieldComponents[i] = p.fFieldComponents[i];
49 } 51 }
50 } 52 }
51 53
52 G4UniformMagField& G4UniformMagField::operator 54 G4UniformMagField& G4UniformMagField::operator = (const G4UniformMagField& p)
53 { 55 {
54 if (&p == this) { return *this;} << 56 if (&p == this) return *this;
55 G4MagneticField::operator=(p); 57 G4MagneticField::operator=(p);
56 for (auto i=0; i<3; ++i) 58 for (auto i=0; i<3; ++i)
57 { 59 {
58 fFieldComponents[i] = p.fFieldComponents[ 60 fFieldComponents[i] = p.fFieldComponents[i];
59 } 61 }
60 return *this; 62 return *this;
61 } 63 }
62 64
63 G4Field* G4UniformMagField::Clone() const 65 G4Field* G4UniformMagField::Clone() const
64 { 66 {
65 return new G4UniformMagField( G4ThreeVector 67 return new G4UniformMagField( G4ThreeVector(fFieldComponents[0],
66 68 fFieldComponents[1],
67 69 fFieldComponents[2]) );
68 } 70 }
69 71
70 void 72 void
71 G4UniformMagField::SetFieldValue(const G4Three 73 G4UniformMagField::SetFieldValue(const G4ThreeVector& newFieldVector )
72 { 74 {
73 fFieldComponents[0] = newFieldVector.x(); 75 fFieldComponents[0] = newFieldVector.x();
74 fFieldComponents[1] = newFieldVector.y(); 76 fFieldComponents[1] = newFieldVector.y();
75 fFieldComponents[2] = newFieldVector.z(); 77 fFieldComponents[2] = newFieldVector.z();
76 } 78 }
77 79
78 G4UniformMagField::G4UniformMagField(G4double 80 G4UniformMagField::G4UniformMagField(G4double vField,
79 G4double 81 G4double vTheta,
80 G4double 82 G4double vPhi)
81 { 83 {
82 if ( (vField<0) || (vTheta<0) || (vTheta>pi 84 if ( (vField<0) || (vTheta<0) || (vTheta>pi) || (vPhi<0) || (vPhi>twopi) )
83 { 85 {
84 std::ostringstream msg; 86 std::ostringstream msg;
85 msg << "ERROR in G4UniformMagField::G4Un 87 msg << "ERROR in G4UniformMagField::G4UniformMagField() : "
86 << "Invalid parameter(s). " << std:: 88 << "Invalid parameter(s). " << std::endl;
87 msg << " Expected " << std::endl; 89 msg << " Expected " << std::endl;
88 90
89 msg << " - Magnitude vField: Value = " < 91 msg << " - Magnitude vField: Value = " << vField
90 << " Expected vField > 0 " ; 92 << " Expected vField > 0 " ;
91 if ( vField<0) { msg << " <------ Erron 93 if ( vField<0) { msg << " <------ Erroneous "; }
92 msg << std::endl; 94 msg << std::endl;
93 95
94 msg << " - Theta angle: Value = " << vTh 96 msg << " - Theta angle: Value = " << vTheta
95 << " Expected between 0 <= theta <= 97 << " Expected between 0 <= theta <= pi = " << pi << " ";
96 if ( (vTheta<0) || (vTheta>pi) ) { msg < 98 if ( (vTheta<0) || (vTheta>pi) ) { msg << " <------ Erroneous "; }
97 99
98 msg << std::endl; 100 msg << std::endl;
99 msg << " - Phi angle: Value = " << vPh 101 msg << " - Phi angle: Value = " << vPhi
100 << " Expected between 0 <= phi <= 102 << " Expected between 0 <= phi <= 2*pi = " << twopi << std::endl;
101 if ( (vPhi<0) || (vPhi>twopi) ) { msg << 103 if ( (vPhi<0) || (vPhi>twopi) ) { msg << " <------ Erroneous "; }
102 104
103 G4Exception("G4UniformMagField::G4Unifor 105 G4Exception("G4UniformMagField::G4UniformMagField()",
104 "GeomField0002", FatalExcept 106 "GeomField0002", FatalException, msg );
105 } 107 }
106 fFieldComponents[0] = vField*std::sin(vThet 108 fFieldComponents[0] = vField*std::sin(vTheta)*std::cos(vPhi) ;
107 fFieldComponents[1] = vField*std::sin(vThet 109 fFieldComponents[1] = vField*std::sin(vTheta)*std::sin(vPhi) ;
108 fFieldComponents[2] = vField*std::cos(vThet 110 fFieldComponents[2] = vField*std::cos(vTheta) ;
109 } 111 }
110 112
111 // ------------------------------------------- 113 // ------------------------------------------------------------------------
112 114
113 void G4UniformMagField::GetFieldValue (const G 115 void G4UniformMagField::GetFieldValue (const G4double [4],
114 G 116 G4double* B) const
115 { 117 {
116 B[0]= fFieldComponents[0]; 118 B[0]= fFieldComponents[0];
117 B[1]= fFieldComponents[1]; 119 B[1]= fFieldComponents[1];
118 B[2]= fFieldComponents[2]; 120 B[2]= fFieldComponents[2];
119 } 121 }
120 122
121 G4ThreeVector G4UniformMagField::GetConstantFi 123 G4ThreeVector G4UniformMagField::GetConstantFieldValue() const
122 { 124 {
123 G4ThreeVector B(fFieldComponents[0], 125 G4ThreeVector B(fFieldComponents[0],
124 fFieldComponents[1], 126 fFieldComponents[1],
125 fFieldComponents[2]); 127 fFieldComponents[2]);
126 return B; 128 return B;
127 } 129 }
128 130