source: trunk/source/persistency/gdml/src/G4GDMLDefine.cc@ 1044

Last change on this file since 1044 was 818, checked in by garnier, 17 years ago

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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//
27// $Id: G4GDMLDefine.cc,v 1.14 2007/11/30 13:27:24 ztorzsok Exp $
28// GEANT4 tag $ Name:$
29//
30// class G4GDMLDefine Implementation
31//
32// Original author: Zoltan Torzsok, November 2007
33//
34// --------------------------------------------------------------------
35
36#include "G4GDMLDefine.hh"
37
38void G4GDMLDefine::constantRead(const xercesc::DOMElement* const element) {
39
40 G4String name;
41 G4String value;
42
43 const xercesc::DOMNamedNodeMap* const attributes = element->getAttributes();
44 XMLSize_t attributeCount = attributes->getLength();
45
46 for (XMLSize_t attribute_index=0;attribute_index<attributeCount;attribute_index++) {
47
48 xercesc::DOMNode* node = attributes->item(attribute_index);
49
50 if (node->getNodeType() != xercesc::DOMNode::ATTRIBUTE_NODE) continue;
51
52 const xercesc::DOMAttr* const attribute = dynamic_cast<xercesc::DOMAttr*>(node);
53
54 const G4String attribute_name = xercesc::XMLString::transcode(attribute->getName());
55 const G4String attribute_value = xercesc::XMLString::transcode(attribute->getValue());
56
57 if (attribute_name=="name") name = attribute_value; else
58 if (attribute_name=="value") value = attribute_value;
59 }
60
61 eval.defineConstant(name,eval.Evaluate(value));
62}
63
64void G4GDMLDefine::positionRead(const xercesc::DOMElement* const element) {
65
66 G4String name;
67 G4String unit("1");
68 G4String x;
69 G4String y;
70 G4String z;
71
72 const xercesc::DOMNamedNodeMap* const attributes = element->getAttributes();
73 XMLSize_t attributeCount = attributes->getLength();
74
75 for (XMLSize_t attribute_index=0;attribute_index<attributeCount;attribute_index++) {
76
77 xercesc::DOMNode* node = attributes->item(attribute_index);
78
79 if (node->getNodeType() != xercesc::DOMNode::ATTRIBUTE_NODE) continue;
80
81 const xercesc::DOMAttr* const attribute = dynamic_cast<xercesc::DOMAttr*>(node);
82
83 const G4String attribute_name = xercesc::XMLString::transcode(attribute->getName());
84 const G4String attribute_value = xercesc::XMLString::transcode(attribute->getValue());
85
86 if (attribute_name=="name") name = attribute_value; else
87 if (attribute_name=="unit") unit = attribute_value; else
88 if (attribute_name=="x") x = attribute_value; else
89 if (attribute_name=="y") y = attribute_value; else
90 if (attribute_name=="z") z = attribute_value;
91 }
92
93 G4double _unit = eval.Evaluate(unit);
94
95 G4double _x = eval.Evaluate(x)*_unit;
96 G4double _y = eval.Evaluate(y)*_unit;
97 G4double _z = eval.Evaluate(z)*_unit;
98
99 positionMap[GenerateName(name)] = new G4ThreeVector(_x,_y,_z);
100}
101
102void G4GDMLDefine::rotationRead(const xercesc::DOMElement* const element) {
103
104 G4String name;
105 G4String unit("1");
106 G4String x;
107 G4String y;
108 G4String z;
109
110 const xercesc::DOMNamedNodeMap* const attributes = element->getAttributes();
111 XMLSize_t attributeCount = attributes->getLength();
112
113 for (XMLSize_t attribute_index=0;attribute_index<attributeCount;attribute_index++) {
114
115 xercesc::DOMNode* node = attributes->item(attribute_index);
116
117 if (node->getNodeType() != xercesc::DOMNode::ATTRIBUTE_NODE) continue;
118
119 const xercesc::DOMAttr* const attribute = dynamic_cast<xercesc::DOMAttr*>(node);
120
121 const G4String attribute_name = xercesc::XMLString::transcode(attribute->getName());
122 const G4String attribute_value = xercesc::XMLString::transcode(attribute->getValue());
123
124 if (attribute_name=="name") name = attribute_value; else
125 if (attribute_name=="unit") unit = attribute_value; else
126 if (attribute_name=="x") x = attribute_value; else
127 if (attribute_name=="y") y = attribute_value; else
128 if (attribute_name=="z") z = attribute_value;
129 }
130
131 G4double _unit = eval.Evaluate(unit);
132
133 G4double _x = eval.Evaluate(x)*_unit;
134 G4double _y = eval.Evaluate(y)*_unit;
135 G4double _z = eval.Evaluate(z)*_unit;
136
137 rotationMap[GenerateName(name)] = new G4ThreeVector(_x,_y,_z);
138}
139
140void G4GDMLDefine::scaleRead(const xercesc::DOMElement* const element) {
141
142 G4String name;
143 G4String x;
144 G4String y;
145 G4String z;
146
147 const xercesc::DOMNamedNodeMap* const attributes = element->getAttributes();
148 XMLSize_t attributeCount = attributes->getLength();
149
150 for (XMLSize_t attribute_index=0;attribute_index<attributeCount;attribute_index++) {
151
152 xercesc::DOMNode* node = attributes->item(attribute_index);
153
154 if (node->getNodeType() != xercesc::DOMNode::ATTRIBUTE_NODE) continue;
155
156 const xercesc::DOMAttr* const attribute = dynamic_cast<xercesc::DOMAttr*>(node);
157
158 const G4String attribute_name = xercesc::XMLString::transcode(attribute->getName());
159 const G4String attribute_value = xercesc::XMLString::transcode(attribute->getValue());
160
161 if (attribute_name=="name") name = attribute_value; else
162 if (attribute_name=="x") x = attribute_value; else
163 if (attribute_name=="y") y = attribute_value; else
164 if (attribute_name=="z") z = attribute_value;
165 }
166
167 G4double _x = eval.Evaluate(x);
168 G4double _y = eval.Evaluate(y);
169 G4double _z = eval.Evaluate(z);
170
171 scaleMap[GenerateName(name)] = new G4ThreeVector(_x,_y,_z);
172}
173
174void G4GDMLDefine::variableRead(const xercesc::DOMElement* const element) {
175
176 G4String name;
177 G4String value;
178
179 const xercesc::DOMNamedNodeMap* const attributes = element->getAttributes();
180 XMLSize_t attributeCount = attributes->getLength();
181
182 for (XMLSize_t attribute_index=0;attribute_index<attributeCount;attribute_index++) {
183
184 xercesc::DOMNode* node = attributes->item(attribute_index);
185
186 if (node->getNodeType() != xercesc::DOMNode::ATTRIBUTE_NODE) continue;
187
188 const xercesc::DOMAttr* const attribute = dynamic_cast<xercesc::DOMAttr*>(node);
189
190 const G4String attribute_name = xercesc::XMLString::transcode(attribute->getName());
191 const G4String attribute_value = xercesc::XMLString::transcode(attribute->getValue());
192
193 if (attribute_name=="name") name = attribute_value; else
194 if (attribute_name=="value") value = attribute_value;
195 }
196
197 eval.defineVariable(name,eval.Evaluate(value));
198}
199
200void G4GDMLDefine::defineRead(const xercesc::DOMElement* const element) {
201
202 for (xercesc::DOMNode* iter = element->getFirstChild();iter != 0;iter = iter->getNextSibling()) {
203
204 if (iter->getNodeType() != xercesc::DOMNode::ELEMENT_NODE) continue;
205
206 const xercesc::DOMElement* const child = dynamic_cast<xercesc::DOMElement*>(iter);
207
208 const G4String tag = xercesc::XMLString::transcode(child->getTagName());
209
210 if (tag=="constant") constantRead(child); else
211 if (tag=="position") positionRead(child); else
212 if (tag=="rotation") rotationRead(child); else
213 if (tag=="scale") scaleRead(child); else
214 if (tag=="variable") variableRead(child); else
215 G4Exception("GDML: Unknown tag in define: "+tag);
216 }
217}
218
219G4ThreeVector* G4GDMLDefine::getPosition(const G4String& ref) {
220
221 if (positionMap.find(ref) != positionMap.end()) return positionMap[ref];
222
223 G4Exception("GDML: Referenced position '"+ref+"' was not found!");
224
225 return 0;
226}
227
228G4ThreeVector* G4GDMLDefine::getRotation(const G4String& ref) {
229
230 if (rotationMap.find(ref) != rotationMap.end()) return rotationMap[ref];
231
232 G4Exception("GDML: Referenced rotation '"+ref+"' was not found!");
233
234 return 0;
235}
236
237G4ThreeVector* G4GDMLDefine::getScale(const G4String& ref) {
238
239 if (scaleMap.find(ref) != scaleMap.end()) return scaleMap[ref];
240
241 G4Exception("GDML: Referenced scale '"+ref+"' was not found!");
242
243 return 0;
244}
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