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G4GDMLWriteDefine.cc
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27 // $Id: G4GDMLWriteDefine.cc 68053 2013-03-13 14:39:51Z gcosmo $
28 //
29 // class G4GDMLWriteDefine Implementation
30 //
31 // Original author: Zoltan Torzsok, November 2007
32 //
33 // --------------------------------------------------------------------
34 
35 #include "G4GDMLWriteDefine.hh"
36 #include "G4SystemOfUnits.hh"
37 
41 
43  : G4GDMLWrite(), defineElement(0)
44 {
45 }
46 
48 {
49 }
50 
52 {
53  G4double x,y,z;
54 
55  const G4double cosb = std::sqrt(mat.xx()*mat.xx()+mat.yx()*mat.yx());
56 
57  if (cosb > kRelativePrecision)
58  {
59  x = std::atan2(mat.zy(),mat.zz());
60  y = std::atan2(-mat.zx(),cosb);
61  z = std::atan2(mat.yx(),mat.xx());
62  }
63  else
64  {
65  x = std::atan2(-mat.yz(),mat.yy());
66  y = std::atan2(-mat.zx(),cosb);
67  z = 0.0;
68  }
69 
70  return G4ThreeVector(x,y,z);
71 }
72 
74 Scale_vectorWrite(xercesc::DOMElement* element, const G4String& tag,
75  const G4String& name, const G4ThreeVector& scl)
76 {
77  const G4double x = (std::fabs(scl.x()-1.0) < kRelativePrecision)
78  ? 1.0 : scl.x();
79  const G4double y = (std::fabs(scl.y()-1.0) < kRelativePrecision)
80  ? 1.0 : scl.y();
81  const G4double z = (std::fabs(scl.z()-1.0) < kRelativePrecision)
82  ? 1.0 : scl.z();
83 
84  xercesc::DOMElement* scaleElement = NewElement(tag);
85  scaleElement->setAttributeNode(NewAttribute("name",name));
86  scaleElement->setAttributeNode(NewAttribute("x",x));
87  scaleElement->setAttributeNode(NewAttribute("y",y));
88  scaleElement->setAttributeNode(NewAttribute("z",z));
89  element->appendChild(scaleElement);
90 }
91 
93 Rotation_vectorWrite(xercesc::DOMElement* element, const G4String& tag,
94  const G4String& name, const G4ThreeVector& rot)
95 {
96  const G4double x = (std::fabs(rot.x()) < kAngularPrecision) ? 0.0 : rot.x();
97  const G4double y = (std::fabs(rot.y()) < kAngularPrecision) ? 0.0 : rot.y();
98  const G4double z = (std::fabs(rot.z()) < kAngularPrecision) ? 0.0 : rot.z();
99 
100  xercesc::DOMElement* rotationElement = NewElement(tag);
101  rotationElement->setAttributeNode(NewAttribute("name",name));
102  rotationElement->setAttributeNode(NewAttribute("x",x/degree));
103  rotationElement->setAttributeNode(NewAttribute("y",y/degree));
104  rotationElement->setAttributeNode(NewAttribute("z",z/degree));
105  rotationElement->setAttributeNode(NewAttribute("unit","deg"));
106  element->appendChild(rotationElement);
107 }
108 
110 Position_vectorWrite(xercesc::DOMElement* element, const G4String& tag,
111  const G4String& name, const G4ThreeVector& pos)
112 {
113  const G4double x = (std::fabs(pos.x()) < kLinearPrecision) ? 0.0 : pos.x();
114  const G4double y = (std::fabs(pos.y()) < kLinearPrecision) ? 0.0 : pos.y();
115  const G4double z = (std::fabs(pos.z()) < kLinearPrecision) ? 0.0 : pos.z();
116 
117  xercesc::DOMElement* positionElement = NewElement(tag);
118  positionElement->setAttributeNode(NewAttribute("name",name));
119  positionElement->setAttributeNode(NewAttribute("x",x/mm));
120  positionElement->setAttributeNode(NewAttribute("y",y/mm));
121  positionElement->setAttributeNode(NewAttribute("z",z/mm));
122  positionElement->setAttributeNode(NewAttribute("unit","mm"));
123  element->appendChild(positionElement);
124 }
125 
126 void G4GDMLWriteDefine::DefineWrite(xercesc::DOMElement* element)
127 {
128  G4cout << "G4GDML: Writing definitions..." << G4endl;
129 
130  defineElement = NewElement("define");
131  element->appendChild(defineElement);
132 }
static const G4double kAngularPrecision
void Scale_vectorWrite(xercesc::DOMElement *, const G4String &, const G4String &, const G4ThreeVector &)
double xx() const
CLHEP::Hep3Vector G4ThreeVector
double x() const
G4double z
Definition: TRTMaterials.hh:39
Definition: xmlparse.cc:179
double yy() const
const XML_Char * name
xercesc::DOMElement * defineElement
xercesc::DOMElement * NewElement(const G4String &)
Definition: G4GDMLWrite.cc:127
double zx() const
double z() const
void Position_vectorWrite(xercesc::DOMElement *, const G4String &, const G4String &, const G4ThreeVector &)
double yz() const
virtual void DefineWrite(xercesc::DOMElement *)
G4GLOB_DLL std::ostream G4cout
tuple degree
Definition: hepunit.py:69
static const G4double kRelativePrecision
#define DBL_EPSILON
Definition: templates.hh:87
xercesc::DOMAttr * NewAttribute(const G4String &, const G4String &)
Definition: G4GDMLWrite.cc:103
static const G4double kLinearPrecision
double zy() const
G4ThreeVector GetAngles(const G4RotationMatrix &)
double y() const
void Rotation_vectorWrite(xercesc::DOMElement *, const G4String &, const G4String &, const G4ThreeVector &)
#define G4endl
Definition: G4ios.hh:61
double yx() const
double G4double
Definition: G4Types.hh:76
double zz() const
virtual ~G4GDMLWriteDefine()