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25 // 22 //
26 // 23 //
>> 24 // $Id: G4VViewer.cc,v 1.17 2003/06/16 17:14:18 gunter Exp $
>> 25 // GEANT4 tag $Name: geant4-06-00 $
27 // 26 //
28 // << 27 //
29 // John Allison 27th March 1996 28 // John Allison 27th March 1996
30 // Abstract interface class for graphics views 29 // Abstract interface class for graphics views.
31 30
32 #include "G4VViewer.hh" 31 #include "G4VViewer.hh"
33 32
34 #include "G4PhysicalVolumeStore.hh" <<
35 #include "G4Scene.hh" <<
36 #include "G4Timer.hh" <<
37 #include "G4Transform3D.hh" <<
38 #include "G4UImanager.hh" <<
39 #include "G4UIsession.hh" <<
40 #include "G4VGraphicsSystem.hh" <<
41 #include "G4VInteractiveSession.hh" <<
42 #include "G4VPhysicalVolume.hh" <<
43 #include "G4VSceneHandler.hh" <<
44 #include "G4VisManager.hh" <<
45 #include "G4ios.hh" 33 #include "G4ios.hh"
>> 34 #include <strstream>
46 35
47 #include <sstream> << 36 #include "G4VisManager.hh"
>> 37 #include "G4VGraphicsSystem.hh"
>> 38 #include "G4VSceneHandler.hh"
>> 39 #include "G4Scene.hh"
>> 40 #include "G4VPhysicalVolume.hh"
>> 41 #include "G4Transform3D.hh"
48 42
49 G4VViewer::G4VViewer(G4VSceneHandler& sceneHan << 43 G4VViewer::G4VViewer (G4VSceneHandler& sceneHandler,
50 : fSceneHandler(sceneHandler), fViewId(id), << 44 G4int id, const G4String& name):
>> 45 fSceneHandler (sceneHandler),
>> 46 fViewId (id),
>> 47 fModified (true),
>> 48 fNeedKernelVisit (true)
51 { 49 {
52 if (name == "") { 50 if (name == "") {
53 std::ostringstream ost; << 51 char charname [50];
54 ost << fSceneHandler.GetName() << '-' << f << 52 std::ostrstream ost (charname, 50);
55 fName = ost.str(); << 53 ost << fSceneHandler.GetName () << '-' << fViewId << std::ends;
>> 54 fName = charname;
56 } 55 }
57 else { 56 else {
58 fName = name; 57 fName = name;
59 } 58 }
60 fShortName = fName.substr(0, fName.find(' ') << 59 fShortName = fName (0, fName.find (' '));
61 G4StrUtil::strip(fShortName); << 60 fShortName.strip ();
62 61
63 fVP = G4VisManager::GetInstance()->GetDefaul << 62 G4VisManager* pVisMan = G4VisManager::GetInstance();
64 fDefaultVP = fVP; << 63 G4int xHint, yHint;
65 << 64 pVisMan->GetWindowSizeHint(xHint, yHint);
66 fSceneTree.SetType(G4SceneTreeItem::root); << 65 fVP.SetWindowSizeHint(xHint,yHint);
67 fSceneTree.SetDescription(fName); << 66 fDefaultVP.SetWindowSizeHint(xHint,yHint);
68 } 67 }
69 68
70 G4VViewer::~G4VViewer() << 69 G4VViewer::~G4VViewer () {}
71 { <<
72 fSceneHandler.RemoveViewerFromList(this); <<
73 } <<
74 70
75 void G4VViewer::SetName(const G4String& name) << 71 void G4VViewer::SetName (const G4String& name) {
76 { <<
77 fName = name; 72 fName = name;
78 fShortName = fName.substr(0, fName.find(' ') << 73 fShortName = fName (0, fName.find (' '));
79 G4StrUtil::strip(fShortName); << 74 fShortName.strip ();
80 } 75 }
81 76
82 void G4VViewer::NeedKernelVisit() << 77 const G4VisAttributes* G4VViewer::GetApplicableVisAttributes
83 { << 78 (const G4VisAttributes* pVisAttribs) const {
>> 79 // If the pointer is null, pick up the default vis attributes from
>> 80 // the view parameters.
>> 81 if (!pVisAttribs)
>> 82 pVisAttribs = GetViewParameters ().GetDefaultVisAttributes ();
>> 83 return pVisAttribs;
>> 84 }
>> 85
>> 86 void G4VViewer::NeedKernelVisit () {
>> 87
84 fNeedKernelVisit = true; 88 fNeedKernelVisit = true;
85 89
86 // At one time I thought we'd better notify 90 // At one time I thought we'd better notify all viewers. But I guess
87 // each viewer can take care of itself, so t 91 // each viewer can take care of itself, so the following code is
88 // redundant (but keep it commented out for 92 // redundant (but keep it commented out for now). (John Allison)
89 // Notify all viewers that a kernel visit is 93 // Notify all viewers that a kernel visit is required.
90 // const G4ViewerList& viewerList = fSceneHa 94 // const G4ViewerList& viewerList = fSceneHandler.GetViewerList ();
91 // G4ViewerListConstIterator i; 95 // G4ViewerListConstIterator i;
92 // for (i = viewerList.begin(); i != viewerL 96 // for (i = viewerList.begin(); i != viewerList.end(); i++) {
93 // (*i) -> SetNeedKernelVisit (); 97 // (*i) -> SetNeedKernelVisit ();
94 // } 98 // }
95 // ??...but, there's a problem in OpenGL Sto 99 // ??...but, there's a problem in OpenGL Stored which seems to
96 // require *all* viewers to revisit the kern 100 // require *all* viewers to revisit the kernel, so...
97 // const G4ViewerList& viewerList = fSceneH << 101 const G4ViewerList& viewerList = fSceneHandler.GetViewerList ();
98 // G4ViewerListConstIterator i; << 102 G4ViewerListConstIterator i;
99 // for (i = viewerList.begin(); i != viewer << 103 for (i = viewerList.begin(); i != viewerList.end(); i++) {
100 // (*i) -> SetNeedKernelVisit (true); << 104 (*i) -> SetNeedKernelVisit ();
101 // } <<
102 // Feb 2005 - commented out. Let's fix Open <<
103 } <<
104 <<
105 void G4VViewer::FinishView() {} <<
106 <<
107 void G4VViewer::ShowView() {} <<
108 <<
109 void G4VViewer::ProcessView() <<
110 { <<
111 // If the scene has changed, or if the concr <<
112 // that it necessary to visit the kernel, pe <<
113 // parameters have changed significantly (th <<
114 // concrete viewer's DrawView)... <<
115 if (fNeedKernelVisit) { <<
116 // Reset flag. This must be done before P <<
117 // recursive calls when recomputing transi <<
118 G4Timer timer; <<
119 timer.Start(); <<
120 fNeedKernelVisit = false; <<
121 fSceneHandler.ClearStore(); <<
122 fSceneHandler.ProcessScene(); <<
123 UpdateGUISceneTree(); <<
124 timer.Stop(); <<
125 fKernelVisitElapsedTimeSeconds = timer.Get <<
126 } <<
127 } <<
128 <<
129 void G4VViewer::SetViewParameters(const G4View <<
130 { <<
131 fVP = vp; <<
132 } <<
133 <<
134 void G4VViewer::SetTouchable( <<
135 const std::vector<G4PhysicalVolumeModel::G4P <<
136 { <<
137 // Set the touchable for /vis/touchable/set/ <<
138 std::ostringstream oss; <<
139 const auto& pvStore = G4PhysicalVolumeStore: <<
140 for (const auto& pvNodeId : fullPath) { <<
141 const auto& pv = pvNodeId.GetPhysicalVolum <<
142 auto iterator = find(pvStore->cbegin(), pv <<
143 if (iterator == pvStore->cend()) { <<
144 G4ExceptionDescription ed; <<
145 ed << "Volume no longer in physical volu <<
146 G4Exception("G4VViewer::SetTouchable", " <<
147 } <<
148 else { <<
149 oss << ' ' << pvNodeId.GetPhysicalVolume <<
150 } <<
151 } <<
152 G4UImanager::GetUIpointer()->ApplyCommand("/ <<
153 } <<
154 <<
155 void G4VViewer::TouchableSetVisibility( <<
156 const std::vector<G4PhysicalVolumeModel::G4P <<
157 { <<
158 // Changes the Vis Attribute Modifiers and s <<
159 <<
160 // The following is equivalent to <<
161 // G4UImanager::GetUIpointer()->ApplyComman <<
162 // (assuming the touchable has already been <<
163 <<
164 // Instantiate a working copy of a G4VisAttr <<
165 G4VisAttributes workingVisAtts; <<
166 // and set the visibility. <<
167 workingVisAtts.SetVisibility(visibiity); <<
168 <<
169 fVP.AddVisAttributesModifier(G4ModelingParam <<
170 workingVisAtts, G4ModelingParameters::VASV <<
171 G4PhysicalVolumeModel::GetPVNameCopyNoPath <<
172 // G4ModelingParameters::VASVisibility (VAS <<
173 // signifies that it is the visibility that <<
174 // and merged with the touchable's normal vi <<
175 <<
176 // Find scene tree item and set visibility <<
177 // The scene tree works with strings <<
178 G4String fullPathString = G4PhysicalVolumeMo <<
179 std::list<G4SceneTreeItem>::iterator foundIt <<
180 if (fSceneTree.FindTouchableFromRoot(fullPat <<
181 foundIter->AccessVisAttributes().SetVisibi <<
182 UpdateGUISceneTree(); <<
183 } <<
184 else { <<
185 G4ExceptionDescription ed; <<
186 ed << "Touchable \"" << fullPath << "\" no <<
187 G4Exception("G4VViewer::TouchableSetVisibi <<
188 } <<
189 } <<
190 <<
191 void G4VViewer::TouchableSetColour( <<
192 const std::vector<G4PhysicalVolumeModel::G4P <<
193 const G4Colour& colour) <<
194 { <<
195 // Changes the Vis Attribute Modifiers and s <<
196 <<
197 // The following is equivalent to <<
198 // G4UImanager::GetUIpointer()->ApplyComman <<
199 // (assuming the touchable has already been <<
200 <<
201 // Instantiate a working copy of a G4VisAttr <<
202 G4VisAttributes workingVisAtts; <<
203 // and set the colour. <<
204 workingVisAtts.SetColour(colour); <<
205 <<
206 fVP.AddVisAttributesModifier(G4ModelingParam <<
207 workingVisAtts, G4ModelingParameters::VASC <<
208 G4PhysicalVolumeModel::GetPVNameCopyNoPath <<
209 // G4ModelingParameters::VASColour (VAS = Vi <<
210 // signifies that it is the colour that shou <<
211 // and merged with the touchable's normal vi <<
212 <<
213 // Find scene tree item and set colour <<
214 // The scene tree works with strings <<
215 G4String fullPathString = G4PhysicalVolumeMo <<
216 std::list<G4SceneTreeItem>::iterator foundIt <<
217 if (fSceneTree.FindTouchableFromRoot(fullPat <<
218 foundIter->AccessVisAttributes().SetColour <<
219 UpdateGUISceneTree(); <<
220 } <<
221 else { <<
222 G4ExceptionDescription ed; <<
223 ed << "Touchable \"" << fullPath << "\" no <<
224 G4Exception("G4VViewer::TouchableSetColour <<
225 } 105 }
226 } <<
227 106
228 void G4VViewer::UpdateGUISceneTree() <<
229 { <<
230 G4UImanager* UI = G4UImanager::GetUIpointer( <<
231 auto uiWindow = dynamic_cast<G4VInteractiveS <<
232 if (uiWindow) uiWindow->UpdateSceneTree(fSce <<
233 } 107 }
234 108
235 void G4VViewer::InsertModelInSceneTree(G4VMode << 109 void G4VViewer::FinishView () {}
236 { <<
237 const auto& modelType = model->GetType(); <<
238 const auto& modelDescription = model->GetGlo <<
239 <<
240 auto type = G4SceneTreeItem::model; <<
241 auto pvModel = dynamic_cast<G4PhysicalVolume <<
242 if (pvModel) type = G4SceneTreeItem::pvmodel <<
243 <<
244 fCurtailDescent = false; // This is used la <<
245 G4String furtherInfo; <<
246 if (pvModel) { <<
247 struct : public G4PseudoScene { <<
248 void ProcessVolume(const G4VSolid&) {++f <<
249 G4int fNTotalTouchables = 0; <<
250 } counter; <<
251 pvModel->DescribeYourselfTo(counter); // <<
252 if (counter.fNTotalTouchables > fMaxNTouch <<
253 std::ostringstream oss; <<
254 oss << counter.fNTotalTouchables << " to <<
255 furtherInfo = oss.str(); <<
256 if (G4VisManager::GetInstance()->GetVerb <<
257 G4ExceptionDescription ed; <<
258 ed << pvModel->GetGlobalDescription() <<
259 ":\n Too many touchables (" << counte <<
260 << ") for scene tree. Scene tree for t <<
261 G4Exception("G4VViewer::InsertModelInS <<
262 } <<
263 fCurtailDescent = true; // This is used <<
264 } <<
265 } <<
266 <<
267 // Find appropriate model <<
268 auto& modelItems = fSceneTree.AccessChildren <<
269 auto modelIter = modelItems.begin(); <<
270 auto pvModelIter = modelItems.end(); <<
271 for (; modelIter != modelItems.end(); ++mode <<
272 if (modelIter->GetType() == G4SceneTreeIte <<
273 pvModelIter = modelIter; // Last pre-ex <<
274 } <<
275 if (modelIter->GetModelDescription() == mo <<
276 } <<
277 <<
278 if (modelIter == modelItems.end()) { // Mod <<
279 G4SceneTreeItem modelItem(type); <<
280 modelItem.SetDescription("model"); <<
281 modelItem.SetModelType(modelType); <<
282 modelItem.SetModelDescription(modelDescrip <<
283 modelItem.SetFurtherInfo(furtherInfo); <<
284 if (pvModelIter != modelItems.end() && // <<
285 type == G4SceneTreeItem::pvmodel) { <<
286 fSceneTree.InsertChild(++pvModelIter, mo <<
287 } else { <<
288 fSceneTree.InsertChild(modelIter, modelI <<
289 } <<
290 } else { // Existing model - mark visible = <<
291 modelIter->AccessVisAttributes().SetVisibi <<
292 } <<
293 } <<
294 110
295 G4VViewer::SceneTreeScene::SceneTreeScene(G4VV << 111 void G4VViewer::ShowView () {}
296 : fpViewer (pViewer) <<
297 , fpPVModel(pPVModel) <<
298 { <<
299 if (fpPVModel == nullptr) { <<
300 G4Exception("G4VViewer::SceneTreeScene::Sc <<
301 "G4PhysicalVolumeModel pointer <<
302 return; // To keep Coverity happy <<
303 } <<
304 <<
305 // Describe the model to an empty scene simp <<
306 struct : public G4PseudoScene { <<
307 void ProcessVolume(const G4VSolid&) {} <<
308 } counter; <<
309 fpPVModel->DescribeYourselfTo(counter); // <<
310 <<
311 // Limit the expanded depth to limit the num <<
312 G4int expanded = 0; <<
313 for (const auto& dn : fpPVModel->GetNumberOf <<
314 expanded += dn.second; <<
315 if (fMaximumExpandedDepth < dn.first) fMax <<
316 if (expanded > fMaximumExpanded) break; <<
317 } <<
318 112
319 // Find appropriate model and its iterator << 113 void G4VViewer::ProcessView () {
320 const auto& modelID = fpPVModel->GetGlobalDe <<
321 auto& modelItems = fpViewer->fSceneTree.Acce <<
322 fModelIter = modelItems.begin(); <<
323 for (; fModelIter != modelItems.end(); ++fMo <<
324 if (fModelIter->GetModelDescription() == m <<
325 } <<
326 if (fModelIter == modelItems.end()) { <<
327 G4Exception("G4VViewer::SceneTreeScene::Sc <<
328 "Model not found"); <<
329 } <<
330 } <<
331 114
332 void G4VViewer::SceneTreeScene::ProcessVolume( << 115 // If view parameters have been modified, SetView works out consequences...
333 { << 116 if (fModified) {
334 if (fpViewer->fCurtailDescent) { << 117 fModified = false;
335 fpPVModel->CurtailDescent(); << 118 SetView ();
336 return; <<
337 } 119 }
338 120
339 const auto& modelID = fpPVModel->GetGlobalDe << 121 // If ClearStore has been requested, e.g., if the scene has changed,
340 << 122 // of if the concrete viewer has decided that it necessary to visit
341 std::ostringstream oss; << 123 // the kernel, perhaps because the view parameters have changed
342 oss << fpPVModel->GetFullPVPath(); // of th << 124 // drastically (this should be done in the concrete viewer's
343 G4String fullPathString(oss.str()); // Has << 125 // DrawView)...
344 << 126 if (fNeedKernelVisit) {
345 // Navigate scene tree and find or insert to << 127 fSceneHandler.ProcessScene (*this);
346 // Work down the path - "name id", then "nam << 128 fNeedKernelVisit = false;
347 const auto& nodeIDs = fpPVModel->GetFullPVPa <<
348 G4String partialPathString; <<
349 auto currentIter = fModelIter; <<
350 G4int depth = 0; <<
351 for (const auto& nodeID : nodeIDs) { <<
352 std::ostringstream oss1; <<
353 oss1 << nodeID; <<
354 partialPathString += ' ' + oss1.str(); <<
355 currentIter = <<
356 FindOrInsertTouchable(modelID, *currentIte <<
357 } 129 }
358 } 130 }
359 131
360 // clang-format off << 132 void G4VViewer::SetViewParameters (const G4ViewParameters& vp) {
361 std::list<G4SceneTreeItem>::iterator G4VViewer << 133 fVP = vp;
362 (const G4String& modelID, G4SceneTreeItem& mo << 134 fModified = true;
363 G4int depth, const G4String& partialPathStri <<
364 { <<
365 auto& children = mother.AccessChildren(); <<
366 auto childIter = children.begin(); <<
367 for (; childIter != children.end(); ++childI <<
368 if (childIter->GetPVPath() == partialPathS <<
369 } <<
370 if (childIter != children.end()) { <<
371 <<
372 // Item already exists <<
373 <<
374 if (childIter->GetType() == G4SceneTreeIte <<
375 <<
376 // Previously it was a ghost - but maybe <<
377 <<
378 if (partialPathString == fullPathString) <<
379 // Partial path string refers to the a <<
380 childIter->SetType(G4SceneTreeItem::to <<
381 // Populate with information <<
382 childIter->SetDescription(fpPVModel->G <<
383 childIter->SetModelType(fpPVModel->Get <<
384 childIter->SetModelDescription(modelID <<
385 childIter->SetPVPath(partialPathString <<
386 if (fpVisAttributes) childIter->SetVis <<
387 childIter->SetAttDefs(fpPVModel->GetAt <<
388 childIter->SetAttValues(fpPVModel->Cre <<
389 } // Partial path string refers to an a <<
390 <<
391 } else { <<
392 <<
393 // Already a pre-existing full touchable <<
394 <<
395 if (partialPathString == fullPathString) <<
396 // Partial path string refers to the a <<
397 // Replace vis attributes (if any) - t <<
398 if (fpVisAttributes) childIter->SetVis <<
399 } // Partial path string refers to an a <<
400 <<
401 } <<
402 <<
403 } else { <<
404 <<
405 // Item does not yet exist <<
406 <<
407 if (partialPathString == fullPathString) { <<
408 <<
409 // Partial path string refers to the act <<
410 // Insert new touchable item <<
411 G4SceneTreeItem touchable(G4SceneTreeIte <<
412 touchable.SetExpanded(depth > fMaximumEx <<
413 touchable.SetDescription(fpPVModel->GetC <<
414 touchable.SetModelType(fpPVModel->GetTyp <<
415 touchable.SetModelDescription(modelID); <<
416 touchable.SetPVPath(partialPathString); <<
417 if (fpVisAttributes) touchable.SetVisAtt <<
418 touchable.SetAttDefs(fpPVModel->GetAttDe <<
419 touchable.SetAttValues(fpPVModel->Create <<
420 childIter = mother.InsertChild(childIter <<
421 <<
422 } else { <<
423 <<
424 // Partial path string refers to an ance <<
425 G4SceneTreeItem ghost(G4SceneTreeItem::g <<
426 ghost.SetExpanded(depth > fMaximumExpand <<
427 // Create a tag from the partial path <<
428 std::istringstream iss(partialPathString <<
429 G4String name, copyNo; <<
430 while (iss >> name >> copyNo); <<
431 std::ostringstream oss; <<
432 oss << name << ':' << copyNo; <<
433 ghost.SetDescription(oss.str()); <<
434 ghost.SetModelType(fpPVModel->GetType()) <<
435 ghost.SetModelDescription(modelID); <<
436 ghost.SetPVPath(partialPathString); <<
437 ghost.AccessVisAttributes().SetVisibilit <<
438 childIter = mother.InsertChild(childIter <<
439 } <<
440 } <<
441 <<
442 return childIter; <<
443 } 135 }
444 // clang-format on <<
445 136
446 std::ostream& operator<<(std::ostream& os, con << 137 std::ostream& operator << (std::ostream& os, const G4VViewer& v) {
447 { <<
448 os << "View " << v.fName << ":\n"; 138 os << "View " << v.fName << ":\n";
449 os << v.fVP; 139 os << v.fVP;
450 return os; 140 return os;
451 } 141 }
452 142