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7fd59977 | 1 | // File: VrmlData_Scene.cxx |
2 | // Created: 25.05.06 16:33:25 | |
3 | // Author: Alexander GRIGORIEV | |
4 | // Copyright: Open Cascade 2006 | |
5 | ||
6 | #include <VrmlData_Scene.hxx> | |
7 | #include <VrmlData_InBuffer.hxx> | |
8 | #include <VrmlData_Appearance.hxx> | |
9 | #include <VrmlData_Box.hxx> | |
10 | #include <VrmlData_Color.hxx> | |
11 | #include <VrmlData_Cone.hxx> | |
12 | #include <VrmlData_Coordinate.hxx> | |
13 | #include <VrmlData_Cylinder.hxx> | |
14 | #include <VrmlData_DataMapOfShapeAppearance.hxx> | |
15 | #include <VrmlData_Group.hxx> | |
16 | #include <VrmlData_ImageTexture.hxx> | |
17 | #include <VrmlData_InBuffer.hxx> | |
18 | #include <VrmlData_IndexedFaceSet.hxx> | |
19 | #include <VrmlData_IndexedLineSet.hxx> | |
20 | #include <VrmlData_Material.hxx> | |
21 | #include <VrmlData_Normal.hxx> | |
22 | #include <VrmlData_Scene.hxx> | |
23 | #include <VrmlData_ShapeNode.hxx> | |
24 | #include <VrmlData_Sphere.hxx> | |
25 | #include <VrmlData_TextureCoordinate.hxx> | |
26 | #include <VrmlData_UnknownNode.hxx> | |
27 | //#include <VrmlData_WorldInfo.hxx> | |
28 | #include <NCollection_Vector.hxx> | |
29 | #include <TopoDS_TFace.hxx> | |
30 | #include <TopoDS.hxx> | |
31 | #include <TopoDS_Face.hxx> | |
32 | #include <TopExp_Explorer.hxx> | |
33 | #include <BRep_Builder.hxx> | |
34 | #include <Precision.hxx> | |
35 | ||
36 | #ifdef WNT | |
37 | #define _CRT_SECURE_NO_DEPRECATE | |
38 | #pragma warning (disable:4996) | |
39 | #endif | |
40 | ||
41 | static void dumpNode (Standard_OStream& theStream, | |
42 | const Handle(VrmlData_Node)& theNode, | |
43 | const TCollection_AsciiString& theIndent); | |
44 | ||
45 | static void dumpNodeHeader (Standard_OStream& theStream, | |
46 | const TCollection_AsciiString& theIndent, | |
47 | const char * theType, | |
48 | const char * theName); | |
49 | ||
50 | //======================================================================= | |
51 | //function : VrmlData_Scene | |
52 | //purpose : Constructor | |
53 | //======================================================================= | |
54 | ||
55 | VrmlData_Scene::VrmlData_Scene | |
56 | (const Handle(NCollection_IncAllocator)& theAlloc) | |
57 | : myLinearScale (1.), | |
58 | myStatus (VrmlData_StatusOK), | |
59 | myAllocator (theAlloc.IsNull() ? | |
60 | new NCollection_IncAllocator : theAlloc.operator->()), | |
61 | myLineError (0), | |
62 | myOutput (0L), | |
63 | myIndent (2), | |
64 | myCurrentIndent (0), | |
65 | myAutoNameCounter (0) | |
66 | { | |
67 | myWorldInfo = new VrmlData_WorldInfo (* this); | |
68 | myWorldInfo->AddInfo ("Created by OPEN CASCADE (tm) VrmlData API"); | |
69 | myLstNodes.Append (myWorldInfo); | |
70 | myAllNodes.Append (myWorldInfo); | |
71 | } | |
72 | ||
73 | //======================================================================= | |
74 | //function : AddNode | |
75 | //purpose : | |
76 | //======================================================================= | |
77 | ||
78 | const Handle(VrmlData_Node)& VrmlData_Scene::AddNode | |
79 | (const Handle(VrmlData_Node)& theN, | |
80 | const Standard_Boolean isTopLevel) | |
81 | { | |
82 | if (theN.IsNull() == Standard_False) | |
83 | if (theN->IsKind (STANDARD_TYPE(VrmlData_WorldInfo)) == Standard_False) { | |
84 | myMutex.Lock(); | |
85 | const Handle(VrmlData_Node)& aNode = | |
86 | myAllNodes.Append ((&theN->Scene()== this) ? theN : theN->Clone (NULL)); | |
87 | // Name is checked for uniqueness. If not, letter 'D' is appended until | |
88 | // the name proves to be unique. | |
89 | if (aNode->Name()[0] != '\0') | |
90 | while (myNamedNodes.Add (aNode) == Standard_False) | |
91 | aNode->setName (aNode->Name(), "D"); | |
92 | if (isTopLevel) | |
93 | myLstNodes.Append (aNode); | |
94 | myMutex.Unlock(); | |
95 | return aNode; | |
96 | } | |
97 | static Handle(VrmlData_Node) aNullNode; | |
98 | aNullNode.Nullify(); | |
99 | return aNullNode; | |
100 | } | |
101 | ||
102 | //======================================================================= | |
103 | //function : operator << | |
104 | //purpose : Export to text stream (file or else) | |
105 | //======================================================================= | |
106 | ||
107 | Standard_OStream& operator << (Standard_OStream& theOutput, | |
108 | const VrmlData_Scene& theScene) | |
109 | { | |
110 | VrmlData_Scene& aScene = const_cast <VrmlData_Scene&> (theScene); | |
111 | aScene.myMutex.Lock(); | |
112 | aScene.myCurrentIndent = 0; | |
113 | aScene.myLineError = 0; | |
114 | aScene.myOutput = 0L; | |
115 | aScene.myNamedNodesOut.Clear(); | |
116 | aScene.myUnnamedNodesOut.Clear(); | |
117 | aScene.myAutoNameCounter = 0; | |
118 | ||
119 | // Dummy write | |
120 | ||
121 | VrmlData_Scene::Iterator anIterD(aScene.myLstNodes); | |
122 | for (; anIterD.More(); anIterD.Next()) { | |
123 | const Handle(VrmlData_Node)& aNode = anIterD.Value(); | |
124 | if (aNode.IsNull() == Standard_False) { | |
125 | const VrmlData_ErrorStatus aStatus = aScene.WriteNode (0L, aNode); | |
126 | if (aStatus != VrmlData_StatusOK && | |
127 | aStatus != VrmlData_NotImplemented) | |
128 | break; | |
129 | } | |
130 | } | |
131 | ||
132 | aScene.myOutput = &theOutput; | |
133 | aScene.myNamedNodesOut.Clear(); | |
134 | theOutput << "#VRML V2.0 utf8" << endl << endl; | |
135 | ||
136 | // Real write | |
137 | ||
138 | VrmlData_Scene::Iterator anIter(aScene.myLstNodes); | |
139 | for (; anIter.More(); anIter.Next()) { | |
140 | const Handle(VrmlData_Node)& aNode = anIter.Value(); | |
141 | if (aNode.IsNull() == Standard_False) { | |
142 | const VrmlData_ErrorStatus aStatus = aScene.WriteNode (0L, aNode); | |
143 | if (aStatus != VrmlData_StatusOK && | |
144 | aStatus != VrmlData_NotImplemented) | |
145 | break; | |
146 | } | |
147 | } | |
148 | aScene.myOutput = 0L; | |
149 | aScene.myNamedNodesOut.Clear(); | |
150 | aScene.myUnnamedNodesOut.Clear(); | |
151 | aScene.myMutex.Unlock(); | |
152 | return theOutput; | |
153 | } | |
154 | ||
155 | //======================================================================= | |
156 | //function : SetVrmlDir | |
157 | //purpose : | |
158 | //======================================================================= | |
159 | ||
160 | void VrmlData_Scene::SetVrmlDir (const TCollection_ExtendedString& theDir) | |
161 | { | |
162 | TCollection_ExtendedString& aDir = myVrmlDir.Append (theDir); | |
163 | const Standard_ExtCharacter aTerminator = aDir.Value(aDir.Length()); | |
164 | if (aTerminator != Standard_ExtCharacter('\\') && | |
165 | aTerminator != Standard_ExtCharacter('/')) | |
166 | #ifdef WNT | |
167 | aDir += TCollection_ExtendedString ("\\"); | |
168 | #else | |
169 | aDir += TCollection_ExtendedString ("/"); | |
170 | #endif | |
171 | } | |
172 | ||
173 | //======================================================================= | |
174 | //function : WorldInfo | |
175 | //purpose : | |
176 | //======================================================================= | |
177 | ||
178 | const Handle_VrmlData_WorldInfo& VrmlData_Scene::WorldInfo() const | |
179 | { | |
180 | return myWorldInfo; | |
181 | } | |
182 | ||
183 | //======================================================================= | |
184 | //function : readLine | |
185 | //purpose : | |
186 | //======================================================================= | |
187 | ||
188 | VrmlData_ErrorStatus VrmlData_Scene::readLine (VrmlData_InBuffer& theBuffer) | |
189 | { | |
190 | VrmlData_ErrorStatus aStatus = VrmlData_StatusOK; | |
191 | if (theBuffer.Input.eof()) | |
192 | aStatus = VrmlData_EndOfFile; | |
193 | else { | |
194 | theBuffer.Input.getline (theBuffer.Line, sizeof(theBuffer.Line)); | |
195 | theBuffer.LineCount++; | |
196 | const int stat = theBuffer.Input.rdstate(); | |
197 | if (stat & ios::badbit) | |
198 | aStatus = VrmlData_UnrecoverableError; | |
199 | else if (stat & ios::failbit) | |
200 | if (stat & ios::eofbit) | |
201 | aStatus = VrmlData_EndOfFile; | |
202 | else | |
203 | aStatus = VrmlData_GeneralError; | |
204 | theBuffer.LinePtr = &theBuffer.Line[0]; | |
205 | theBuffer.IsProcessed = Standard_False; | |
206 | } | |
207 | return aStatus; | |
208 | } | |
209 | ||
210 | //======================================================================= | |
211 | //function : ReadLine | |
212 | //purpose : | |
213 | //======================================================================= | |
214 | ||
215 | VrmlData_ErrorStatus VrmlData_Scene::ReadLine (VrmlData_InBuffer& theBuffer) | |
216 | { | |
217 | VrmlData_ErrorStatus aStatus (VrmlData_StatusOK); | |
218 | ||
219 | while (aStatus == VrmlData_StatusOK) { | |
220 | // Find the first significant character of the line | |
221 | for (; * theBuffer.LinePtr != '\0'; theBuffer.LinePtr++) { | |
222 | if (* theBuffer.LinePtr != ' ' && * theBuffer.LinePtr != '\t' | |
223 | && * theBuffer.LinePtr != ',') | |
224 | { | |
225 | if (* theBuffer.LinePtr == '\n' || * theBuffer.LinePtr == '\r' || | |
226 | * theBuffer.LinePtr == '#') | |
227 | // go requesting the next line | |
228 | break; | |
229 | goto nonempty_line; | |
230 | } | |
231 | } | |
232 | // the line is empty here (no significant characters). Read the next one. | |
233 | aStatus = readLine (theBuffer); | |
234 | } | |
235 | ||
236 | // error or EOF detected | |
237 | return aStatus; | |
238 | ||
239 | nonempty_line: | |
240 | // Try to detect comment | |
241 | if (theBuffer.IsProcessed == Standard_False) { | |
242 | Standard_Boolean isQuoted (Standard_False); | |
243 | Standard_Integer anOffset (0); | |
244 | char * ptr = theBuffer.LinePtr; | |
245 | for (; * ptr != '\0'; ptr++) { | |
246 | if (anOffset) | |
247 | * ptr = ptr[anOffset]; | |
248 | if (* ptr == '\n' || * ptr == '\r' || * ptr == '#') { | |
249 | if (isQuoted == Standard_False) { | |
250 | * ptr = '\0'; | |
251 | break; | |
252 | } | |
253 | } else if (* ptr == '\\' && isQuoted) | |
254 | ptr[0] = ptr[++anOffset]; | |
255 | else if (* ptr == '\"') | |
256 | isQuoted = !isQuoted; | |
257 | } | |
258 | theBuffer.IsProcessed = Standard_True; | |
259 | } | |
260 | return aStatus; | |
261 | } | |
262 | ||
263 | //======================================================================= | |
264 | //function : readHeader | |
265 | //purpose : | |
266 | //======================================================================= | |
267 | ||
268 | VrmlData_ErrorStatus VrmlData_Scene::readHeader (VrmlData_InBuffer& theBuffer) | |
269 | { | |
270 | VrmlData_ErrorStatus aStat = readLine (theBuffer); | |
271 | if (aStat == VrmlData_StatusOK && | |
272 | !VRMLDATA_LCOMPARE(theBuffer.LinePtr, "#VRML V2.0")) | |
273 | aStat = VrmlData_NotVrmlFile; | |
274 | else | |
275 | aStat = readLine(theBuffer); | |
276 | return aStat; | |
277 | } | |
278 | ||
279 | //======================================================================= | |
280 | //function : operator << | |
281 | //purpose : Import from text stream (file or else) | |
282 | //======================================================================= | |
283 | ||
284 | VrmlData_Scene& VrmlData_Scene::operator << (Standard_IStream& theInput) | |
285 | { | |
286 | VrmlData_InBuffer aBuffer (theInput); | |
287 | myMutex.Lock(); | |
288 | // Read the VRML header | |
289 | myStatus = readHeader (aBuffer); | |
290 | const Handle(VrmlData_UnknownNode) aNullNode= new VrmlData_UnknownNode(*this); | |
291 | // if (myStatus == StatusOK) | |
292 | // myStatus = ReadLine (aBuffer); | |
293 | // Read VRML data by nodes | |
294 | while (~0) { | |
295 | if (!VrmlData_Node::OK(myStatus, ReadLine(aBuffer))) { | |
296 | if (myStatus == VrmlData_EndOfFile) | |
297 | myStatus = VrmlData_StatusOK; | |
298 | break; | |
299 | } | |
300 | // this line provides the method ReadNode in the present context | |
301 | Handle(VrmlData_Node) aNode; | |
302 | myStatus = aNullNode->ReadNode (aBuffer, aNode); | |
303 | // Unknown nodes are not stored however they do not generate error | |
304 | if (myStatus != VrmlData_StatusOK) | |
305 | break; | |
306 | if (aNode.IsNull() == Standard_False /*&& | |
307 | !aNode->IsKind (STANDARD_TYPE(VrmlData_UnknownNode))*/) | |
308 | { | |
309 | if (aNode->IsKind (STANDARD_TYPE(VrmlData_WorldInfo)) == Standard_False) | |
310 | myLstNodes.Append (aNode); | |
311 | else if (aNode->IsDefault() == Standard_False) { | |
312 | const Handle(VrmlData_WorldInfo) aInfo = | |
313 | Handle(VrmlData_WorldInfo)::DownCast (aNode); | |
314 | myWorldInfo->SetTitle (aInfo->Title()); | |
315 | NCollection_List <const char *>::Iterator anIterInfo = | |
316 | aInfo->InfoIterator(); | |
317 | for (; anIterInfo.More(); anIterInfo.Next()) | |
318 | myWorldInfo->AddInfo (anIterInfo.Value()); | |
319 | } | |
320 | } | |
321 | } | |
322 | if (myStatus != VrmlData_StatusOK) | |
323 | myLineError = aBuffer.LineCount; | |
324 | myMutex.Unlock(); | |
325 | return * this; | |
326 | } | |
327 | ||
328 | //======================================================================= | |
329 | //function : FindNode | |
330 | //purpose : | |
331 | //======================================================================= | |
332 | ||
333 | Handle(VrmlData_Node) VrmlData_Scene::FindNode | |
334 | (const char * theName, | |
335 | const Handle(Standard_Type)& theType) const | |
336 | { | |
337 | Handle(VrmlData_Node) aResult; | |
338 | #ifdef USE_LIST_API | |
339 | Iterator anIter (myAllNodes); | |
340 | for (; anIter.More(); anIter.Next()) | |
341 | if (!strcmp (anIter.Value()->Name(), theName)) { | |
342 | aResult = anIter.Value(); | |
343 | if (theType.IsNull()) | |
344 | break; | |
345 | if (aResult->IsKind(theType)) | |
346 | break; | |
347 | aResult.Nullify(); | |
348 | } | |
349 | #else | |
350 | const Handle(VrmlData_UnknownNode) aDummyNode = new VrmlData_UnknownNode; | |
351 | aDummyNode->myName = theName; | |
352 | if (myNamedNodes.Contains (aDummyNode)) | |
353 | aResult = const_cast<VrmlData_MapOfNode&>(myNamedNodes).Added(aDummyNode); | |
354 | #endif | |
355 | return aResult; | |
356 | } | |
357 | ||
358 | //======================================================================= | |
359 | //function : FindNode | |
360 | //purpose : | |
361 | //======================================================================= | |
362 | ||
363 | Handle(VrmlData_Node) VrmlData_Scene::FindNode | |
364 | (const char * theName, | |
365 | gp_Trsf& theLocation) const | |
366 | { | |
367 | gp_Trsf aLoc; | |
368 | Handle(VrmlData_Node) aResult; | |
369 | Iterator anIter (myLstNodes); | |
370 | for (; anIter.More(); anIter.Next()) { | |
371 | const Handle(VrmlData_Node)& aNode = anIter.Value(); | |
372 | if (aNode.IsNull()) | |
373 | continue; | |
374 | // Match a top-level node name | |
375 | if (strcmp(aNode->Name(), theName) == 0) { | |
376 | aResult = aNode; | |
377 | theLocation = aLoc; | |
378 | break; | |
379 | } | |
380 | // Try a Group type of node | |
381 | if (aNode->IsKind(STANDARD_TYPE(VrmlData_Group))) | |
382 | { | |
383 | const Handle(VrmlData_Group) aGroup = | |
384 | Handle(VrmlData_Group)::DownCast (aNode); | |
385 | if (aGroup.IsNull() == Standard_False) { | |
386 | aResult = aGroup->FindNode(theName, theLocation); | |
387 | if (aResult.IsNull() == Standard_False) | |
388 | break; | |
389 | } | |
390 | } | |
391 | } | |
392 | return aResult; | |
393 | } | |
394 | ||
395 | //======================================================================= | |
396 | //function : ReadWord | |
397 | //purpose : | |
398 | //======================================================================= | |
399 | ||
400 | VrmlData_ErrorStatus VrmlData_Scene::ReadWord | |
401 | (VrmlData_InBuffer& theBuffer, | |
402 | TCollection_AsciiString& theWord) | |
403 | { | |
404 | VrmlData_ErrorStatus aStatus = ReadLine(theBuffer); | |
405 | if (aStatus == VrmlData_StatusOK) { | |
406 | char * ptr = theBuffer.LinePtr; | |
407 | while (* ptr != '\0' && * ptr != '\n' && * ptr != '\r' && | |
408 | * ptr != ' ' && * ptr != '\t' && * ptr != '{' && * ptr != '}' && | |
409 | * ptr != ',' && * ptr != '[' && * ptr != ']') | |
410 | ptr++; | |
411 | const Standard_Integer aLen = Standard_Integer(ptr - theBuffer.LinePtr); | |
412 | if (aLen <= 0) | |
413 | aStatus = VrmlData_StringInputError; | |
414 | else { | |
415 | theWord = TCollection_AsciiString ((Standard_CString)theBuffer.LinePtr, | |
416 | aLen); | |
417 | theBuffer.LinePtr = ptr; | |
418 | } | |
419 | } | |
420 | return aStatus; | |
421 | } | |
422 | ||
423 | //======================================================================= | |
424 | //function : createNode | |
425 | //purpose : | |
426 | //======================================================================= | |
427 | ||
428 | VrmlData_ErrorStatus VrmlData_Scene::createNode | |
429 | (VrmlData_InBuffer& theBuffer, | |
430 | Handle(VrmlData_Node)& theNode, | |
431 | const Handle(Standard_Type)& theType) | |
432 | { | |
433 | VrmlData_ErrorStatus aStatus; | |
434 | Handle(VrmlData_Node) aNode; | |
435 | TCollection_AsciiString aName; | |
7fd59977 | 436 | |
437 | // Read the DEF token to assign the node name | |
438 | if (VrmlData_Node::OK(aStatus, ReadLine(theBuffer))) | |
439 | if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "DEF")) { | |
440 | if (VrmlData_Node::OK(aStatus, ReadWord (theBuffer, aName))) | |
441 | aStatus = ReadLine(theBuffer); | |
442 | } else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "NULL")) { | |
443 | theNode.Nullify(); | |
444 | return aStatus; | |
445 | } | |
446 | ||
447 | const char * strName = aName.ToCString(); | |
448 | if (aStatus == VrmlData_StatusOK) { | |
449 | // create the new node | |
450 | if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Appearance")) | |
451 | aNode = new VrmlData_Appearance (* this, strName); | |
452 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Shape")) | |
453 | aNode = new VrmlData_ShapeNode (* this, strName); | |
454 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Box")) | |
455 | aNode = new VrmlData_Box (* this, strName); | |
456 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Color")) | |
457 | aNode = new VrmlData_Color (* this, strName); | |
458 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Cone")) | |
459 | aNode = new VrmlData_Cone (* this, strName); | |
bd754989 | 460 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Coordinate")) { |
7fd59977 | 461 | aNode = new VrmlData_Coordinate (* this, strName); |
bd754989 V |
462 | |
463 | // Check for "Coordinate3" | |
464 | if (VRMLDATA_LCOMPARE (theBuffer.LinePtr, "3")) | |
465 | theBuffer.LinePtr++; | |
466 | } | |
7fd59977 | 467 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Cylinder")) |
468 | aNode = new VrmlData_Cylinder (* this, strName); | |
469 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Group")) | |
470 | aNode = new VrmlData_Group (* this, strName, | |
471 | Standard_False); | |
472 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Transform")) | |
473 | aNode = new VrmlData_Group (* this, strName, | |
474 | Standard_True); | |
475 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Inline")) | |
476 | aNode = new VrmlData_Group (* this, strName, | |
477 | Standard_False); | |
bd754989 V |
478 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Separator")) |
479 | aNode = new VrmlData_Group (* this, strName, | |
480 | Standard_False); | |
481 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Switch")) | |
482 | aNode = new VrmlData_Group (* this, strName, | |
483 | Standard_False); | |
7fd59977 | 484 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "ImageTexture")) |
485 | aNode = new VrmlData_ImageTexture (* this, strName); | |
486 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "IndexedFaceSet")) | |
487 | aNode = new VrmlData_IndexedFaceSet (* this, strName); | |
488 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "IndexedLineSet")) | |
489 | aNode = new VrmlData_IndexedLineSet (* this, strName); | |
490 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Material")) | |
491 | aNode = new VrmlData_Material (* this, strName); | |
492 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Normal")) | |
493 | aNode = new VrmlData_Normal (* this, strName); | |
494 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Sphere")) | |
495 | aNode = new VrmlData_Sphere (* this, strName); | |
496 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "TextureCoordinate")) | |
497 | aNode = new VrmlData_TextureCoordinate(* this, strName); | |
498 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "WorldInfo")) | |
499 | aNode = new VrmlData_WorldInfo (* this, strName); | |
500 | else { | |
501 | void * isProto = VRMLDATA_LCOMPARE(theBuffer.LinePtr, "PROTO"); | |
502 | TCollection_AsciiString aTitle; | |
503 | aStatus = ReadWord (theBuffer, aTitle); | |
504 | if (isProto) { | |
505 | aStatus = ReadLine(theBuffer); | |
506 | if (aStatus == VrmlData_StatusOK) | |
507 | if (theBuffer.LinePtr[0] != '[') | |
508 | aStatus = VrmlData_VrmlFormatError; | |
509 | else { | |
510 | theBuffer.LinePtr++; | |
511 | Standard_Integer aLevelCounter(0); | |
512 | // This loop searches for any opening bracket '['. | |
513 | // Such bracket increments the level counter. A closing bracket decrements | |
514 | // the counter. The loop terminates when the counter becomes negative. | |
515 | while (aLevelCounter >= 0 && | |
516 | (aStatus = ReadLine(theBuffer)) == VrmlData_StatusOK) { | |
517 | int aChar; | |
518 | while ((aChar = theBuffer.LinePtr[0]) != '\0') { | |
519 | theBuffer.LinePtr++; | |
520 | if (aChar == '[') { | |
521 | aLevelCounter++; | |
522 | break; | |
523 | } else if (aChar == ']') { | |
524 | aLevelCounter--; | |
525 | break; | |
526 | } | |
527 | } | |
528 | } | |
529 | } | |
530 | } | |
531 | if (aStatus == VrmlData_StatusOK) | |
532 | aNode = new VrmlData_UnknownNode(* this, | |
533 | strName, | |
534 | aTitle.ToCString()); | |
535 | } | |
536 | } | |
537 | aStatus = ReadLine(theBuffer); | |
538 | if (aNode.IsNull() == Standard_False) { | |
539 | if (aNode->Name()[0] != '\0') | |
540 | myNamedNodes.Add (aNode); | |
541 | if (theType.IsNull() == Standard_False) | |
542 | if (aNode->IsKind(theType) == Standard_False) | |
543 | aStatus = VrmlData_VrmlFormatError; | |
7fd59977 | 544 | } |
545 | if (aStatus == VrmlData_StatusOK) | |
546 | if (theBuffer.LinePtr[0] == '{') { | |
547 | theBuffer.LinePtr++; | |
548 | theNode = aNode; | |
549 | myAllNodes.Append(aNode); | |
550 | } else | |
551 | aStatus = VrmlData_VrmlFormatError; | |
552 | return aStatus; | |
553 | } | |
554 | ||
555 | //======================================================================= | |
556 | //function : operator TopoDS_Shape | |
557 | //purpose : | |
558 | //======================================================================= | |
559 | ||
560 | VrmlData_Scene::operator TopoDS_Shape () const | |
561 | { | |
562 | TopoDS_Shape aShape; | |
563 | VrmlData_Scene::createShape (aShape, myLstNodes, 0L); | |
564 | return aShape; | |
565 | } | |
566 | ||
567 | //======================================================================= | |
568 | //function : GetShape | |
569 | //purpose : | |
570 | //======================================================================= | |
571 | ||
572 | TopoDS_Shape VrmlData_Scene::GetShape (VrmlData_DataMapOfShapeAppearance& aMap) | |
573 | { | |
574 | TopoDS_Shape aShape; | |
575 | VrmlData_Scene::createShape (aShape, myLstNodes, &aMap); | |
576 | return aShape; | |
577 | } | |
578 | ||
579 | //======================================================================= | |
580 | //function : createShape | |
581 | //purpose : | |
582 | //======================================================================= | |
583 | ||
584 | void VrmlData_Scene::createShape | |
585 | (TopoDS_Shape& outShape, | |
586 | const VrmlData_ListOfNode& lstNodes, | |
587 | VrmlData_DataMapOfShapeAppearance* pMapShapeApp) | |
588 | { | |
589 | TopoDS_Shape aSingleShape; // used when there is a single ShapeNode | |
590 | Standard_Boolean isSingleShape (Standard_True); | |
591 | BRep_Builder aBuilder; | |
592 | outShape.Nullify(); | |
593 | aBuilder.MakeCompound(TopoDS::Compound(outShape)); | |
594 | aSingleShape.Orientation(TopAbs_FORWARD); | |
595 | ||
596 | Iterator anIter (lstNodes); | |
597 | for (; anIter.More(); anIter.Next()) { | |
598 | // Try a Shape type of node | |
599 | const Handle(VrmlData_ShapeNode) aNodeShape = | |
600 | Handle(VrmlData_ShapeNode)::DownCast (anIter.Value()); | |
601 | if (aNodeShape.IsNull() == Standard_False) { | |
602 | const Handle(VrmlData_Geometry) aNodeGeom = | |
603 | Handle(VrmlData_Geometry)::DownCast(aNodeShape->Geometry()); | |
604 | if (aNodeGeom.IsNull() == Standard_False) { | |
605 | if (aSingleShape.IsNull() == Standard_False) | |
606 | isSingleShape = Standard_False; | |
607 | const Handle(TopoDS_TShape) aTShape = aNodeGeom->TShape(); | |
608 | aSingleShape.TShape(aTShape); | |
bd754989 | 609 | if (aSingleShape.IsNull() == Standard_False) { |
7fd59977 | 610 | aBuilder.Add (outShape, aSingleShape); |
bd754989 V |
611 | if (pMapShapeApp != 0L) { |
612 | const Handle(VrmlData_Appearance)& anAppearance = | |
613 | aNodeShape->Appearance(); | |
614 | if (anAppearance.IsNull() == Standard_False) { | |
615 | // Check if the current topology is a single face | |
616 | if (aTShape->IsKind(STANDARD_TYPE(TopoDS_TFace))) | |
617 | pMapShapeApp->Bind(aTShape, anAppearance); | |
618 | else { | |
619 | // This is not a face, explode it in faces and bind each face | |
620 | TopoDS_Shape aCurShape; | |
621 | aCurShape.TShape(aTShape); | |
622 | TopExp_Explorer anExp(aCurShape, TopAbs_FACE); | |
623 | for (; anExp.More(); anExp.Next()) { | |
624 | const TopoDS_Face& aFace = TopoDS::Face(anExp.Current()); | |
625 | pMapShapeApp->Bind(aFace.TShape(), anAppearance); | |
626 | } | |
7fd59977 | 627 | } |
628 | } | |
629 | } | |
630 | } | |
631 | } | |
632 | continue; | |
633 | } | |
634 | // Try a Group type of node | |
635 | const Handle(VrmlData_Group) aNodeGroup = | |
636 | Handle(VrmlData_Group)::DownCast (anIter.Value()); | |
637 | if (aNodeGroup.IsNull() == Standard_False) { | |
638 | TopoDS_Shape aShape; | |
639 | aNodeGroup->Shape(aShape, pMapShapeApp); | |
640 | if (aShape.IsNull() == Standard_False) { | |
641 | aBuilder.Add (outShape, aShape); | |
642 | isSingleShape = Standard_False; | |
643 | } | |
644 | } | |
645 | } | |
646 | if (isSingleShape) | |
647 | outShape = aSingleShape; | |
648 | } | |
649 | ||
650 | //======================================================================= | |
651 | //function : ReadReal | |
652 | //purpose : | |
653 | //======================================================================= | |
654 | ||
655 | VrmlData_ErrorStatus VrmlData_Scene::ReadReal | |
656 | (VrmlData_InBuffer& theBuffer, | |
657 | Standard_Real& theResult, | |
658 | Standard_Boolean isScale, | |
659 | Standard_Boolean isOnlyPositive) const | |
660 | { | |
661 | Standard_Real aResult(0.); | |
662 | VrmlData_ErrorStatus aStatus; | |
663 | if (VrmlData_Node::OK(aStatus, VrmlData_Scene::ReadLine(theBuffer))) { | |
664 | char * endptr; | |
665 | aResult = strtod (theBuffer.LinePtr, &endptr); | |
666 | if (endptr == theBuffer.LinePtr) | |
667 | aStatus = VrmlData_NumericInputError; | |
668 | else if (isOnlyPositive && aResult < 0.001*Precision::Confusion()) | |
669 | aStatus = VrmlData_IrrelevantNumber; | |
670 | else { | |
671 | theResult = isScale ? (aResult * myLinearScale) : aResult; | |
672 | theBuffer.LinePtr = endptr; | |
673 | } | |
674 | } | |
675 | return aStatus; | |
676 | } | |
677 | ||
678 | //======================================================================= | |
679 | //function : ReadXYZ | |
680 | //purpose : | |
681 | //======================================================================= | |
682 | ||
683 | VrmlData_ErrorStatus VrmlData_Scene::ReadXYZ | |
684 | (VrmlData_InBuffer& theBuffer, | |
685 | gp_XYZ& theXYZ, | |
686 | Standard_Boolean isScale, | |
687 | Standard_Boolean isOnlyPos) const | |
688 | { | |
689 | Standard_Real aVal[3] = {0., 0., 0.}; | |
690 | VrmlData_ErrorStatus aStatus; | |
691 | for (Standard_Integer i = 0; i < 3; i++) { | |
692 | if (!VrmlData_Node::OK(aStatus, VrmlData_Scene::ReadLine(theBuffer))) | |
693 | break; | |
694 | char * endptr; | |
695 | aVal[i] = strtod (theBuffer.LinePtr, &endptr); | |
696 | if (endptr == theBuffer.LinePtr) { | |
697 | aStatus = VrmlData_NumericInputError; | |
698 | break; | |
699 | } else { | |
700 | if (isOnlyPos && aVal[i] < 0.001*Precision::Confusion()) { | |
701 | aStatus = VrmlData_IrrelevantNumber; | |
702 | break; | |
703 | } | |
704 | theBuffer.LinePtr = endptr; | |
705 | } | |
706 | } | |
707 | if (aStatus == VrmlData_StatusOK) | |
708 | if (isScale) | |
709 | theXYZ.SetCoord (aVal[0] * myLinearScale, | |
710 | aVal[1] * myLinearScale, | |
711 | aVal[2] * myLinearScale); | |
712 | else | |
713 | theXYZ.SetCoord (aVal[0], aVal[1], aVal[2]); | |
714 | return aStatus; | |
715 | } | |
716 | ||
717 | //======================================================================= | |
718 | //function : ReadXY | |
719 | //purpose : | |
720 | //======================================================================= | |
721 | ||
722 | VrmlData_ErrorStatus VrmlData_Scene::ReadXY | |
723 | (VrmlData_InBuffer& theBuffer, | |
724 | gp_XY& theXY, | |
725 | Standard_Boolean isScale, | |
726 | Standard_Boolean isOnlyPos) const | |
727 | { | |
728 | Standard_Real aVal[2] = {0., 0.}; | |
729 | VrmlData_ErrorStatus aStatus; | |
730 | for (Standard_Integer i = 0; i < 2; i++) { | |
731 | if (!VrmlData_Node::OK(aStatus, VrmlData_Scene::ReadLine(theBuffer))) | |
732 | break; | |
733 | char * endptr; | |
734 | aVal[i] = strtod (theBuffer.LinePtr, &endptr); | |
735 | if (endptr == theBuffer.LinePtr) { | |
736 | aStatus = VrmlData_NumericInputError; | |
737 | break; | |
738 | } else { | |
739 | if (isOnlyPos && aVal[i] < 0.001*Precision::Confusion()) { | |
740 | aStatus = VrmlData_IrrelevantNumber; | |
741 | break; | |
742 | } | |
743 | theBuffer.LinePtr = endptr; | |
744 | } | |
745 | } | |
746 | if (aStatus == VrmlData_StatusOK) | |
747 | if (isScale) | |
748 | theXY.SetCoord (aVal[0] * myLinearScale, aVal[1] * myLinearScale); | |
749 | else | |
750 | theXY.SetCoord (aVal[0], aVal[1]); | |
751 | return aStatus; | |
752 | } | |
753 | ||
754 | //======================================================================= | |
755 | //function : ReadArrIndex | |
756 | //purpose : Read the body of the data node (comma-separated list of int | |
757 | // multiplets) | |
758 | //======================================================================= | |
759 | ||
760 | VrmlData_ErrorStatus VrmlData_Scene::ReadArrIndex | |
761 | (VrmlData_InBuffer& theBuffer, | |
762 | const Standard_Integer **& theArray, | |
763 | Standard_Size& theNBlocks) const | |
764 | { | |
765 | VrmlData_ErrorStatus aStatus; | |
766 | theNBlocks = 0; | |
767 | if (VrmlData_Node::OK(aStatus, ReadLine(theBuffer))) | |
768 | if (theBuffer.LinePtr[0] != '[') // opening bracket | |
769 | aStatus = VrmlData_VrmlFormatError; | |
770 | else { | |
771 | theBuffer.LinePtr++; | |
772 | NCollection_Vector<const Standard_Integer *> vecIndice; | |
773 | NCollection_Vector<Standard_Integer> vecInt; | |
774 | Standard_Boolean isMore (Standard_True); | |
775 | long anIntValue; | |
776 | ||
777 | // Loop reading integers from the stream | |
778 | while (isMore && VrmlData_Node::OK(aStatus, ReadLine(theBuffer))) | |
779 | { | |
780 | // closing bracket, in case that it follows a comma | |
781 | if (theBuffer.LinePtr[0] == ']') { | |
782 | theBuffer.LinePtr++; | |
783 | break; | |
784 | } | |
785 | if (!VrmlData_Node::OK(aStatus, VrmlData_Node::ReadInteger(theBuffer, | |
786 | anIntValue))) | |
787 | break; | |
788 | // Check for valid delimiter (']' or ',') | |
789 | if (!VrmlData_Node::OK(aStatus, ReadLine(theBuffer))) | |
790 | break; | |
791 | if (theBuffer.LinePtr[0] == ']') { | |
792 | theBuffer.LinePtr++; | |
793 | isMore = Standard_False; | |
794 | } | |
795 | if (anIntValue >= 0) | |
796 | // The input value is a node index, store it in the buffer vector | |
797 | vecInt.Append (static_cast<Standard_Integer> (anIntValue)); | |
798 | if ((anIntValue < 0 || isMore == Standard_False) | |
799 | && vecInt.Length() > 0) | |
800 | { | |
801 | const Standard_Integer aLen = vecInt.Length(); | |
802 | // The input is the end-of-face, store and close this face | |
803 | Standard_Integer * bufFace = static_cast <Standard_Integer *> | |
804 | (myAllocator->Allocate((aLen+1) * sizeof(Standard_Integer))); | |
805 | if (bufFace == 0L) { | |
806 | aStatus = VrmlData_UnrecoverableError; | |
807 | break; | |
808 | } | |
809 | bufFace[0] = aLen; | |
810 | for (Standard_Integer i = 0; i < aLen; i++) | |
811 | bufFace[i+1] = vecInt(i); | |
812 | vecInt.Clear(); | |
813 | vecIndice.Append(bufFace); | |
814 | } | |
815 | } | |
816 | if (aStatus == VrmlData_StatusOK) { | |
817 | const Standard_Size aNbBlocks = | |
818 | static_cast <Standard_Size> (vecIndice.Length()); | |
819 | if (aNbBlocks) { | |
820 | const Standard_Integer ** anArray = | |
821 | static_cast <const Standard_Integer **> | |
822 | (myAllocator->Allocate (aNbBlocks * sizeof(Standard_Integer *))); | |
823 | if (anArray == 0L) | |
824 | aStatus = VrmlData_UnrecoverableError; | |
825 | else { | |
826 | for (size_t i = 0; i < aNbBlocks; i++) | |
827 | anArray[i] = vecIndice(i); | |
828 | theNBlocks = aNbBlocks; | |
829 | theArray = anArray; | |
830 | } | |
831 | } | |
832 | } | |
833 | } | |
834 | return aStatus; | |
835 | } | |
836 | ||
837 | //======================================================================= | |
838 | //function : writeArrIndex | |
839 | //purpose : | |
840 | //======================================================================= | |
841 | ||
842 | VrmlData_ErrorStatus VrmlData_Scene::WriteArrIndex | |
843 | (const char * thePrefix, | |
844 | const Standard_Integer ** theArrIndex, | |
845 | const Standard_Size theNbBlocks) const | |
846 | { | |
847 | VrmlData_ErrorStatus aStatus (VrmlData_StatusOK); | |
848 | if (theNbBlocks && (IsDummyWrite() == Standard_False)) { | |
849 | if (VrmlData_Node::OK (aStatus, | |
850 | WriteLine (thePrefix, "[", 1))) | |
851 | { | |
852 | const size_t aLineLimit = (myCurrentIndent < 41) ? 36 : 100; | |
853 | char buf[256]; | |
854 | for (Standard_Size iBlock = 0; iBlock < theNbBlocks; iBlock++) { | |
855 | const Standard_Integer nVal (* theArrIndex[iBlock]); | |
856 | const Standard_Integer * arrVal = theArrIndex[iBlock]+1; | |
857 | switch (nVal) { | |
858 | case 1: | |
859 | sprintf (buf, "%d,", arrVal[0]); | |
860 | break; | |
861 | case 2: | |
862 | sprintf (buf, "%d,%d,", arrVal[0], arrVal[1]); | |
863 | break; | |
864 | case 3: | |
865 | sprintf (buf, "%d,%d,%d,", arrVal[0], arrVal[1], arrVal[2]); | |
866 | break; | |
867 | case 4: | |
868 | sprintf (buf, "%d,%d,%d,%d,", | |
869 | arrVal[0], arrVal[1], arrVal[2], arrVal[3]); | |
870 | break; | |
871 | default: | |
872 | if (nVal > 0) { | |
873 | char * ptr = &buf[0]; | |
874 | for (Standard_Integer i = 0; i < nVal; i++) { | |
875 | sprintf (ptr, "%d,", arrVal[i]); | |
876 | ptr = strchr (ptr, ',') + 1; | |
877 | if ((ptr - &buf[0]) > (ptrdiff_t)aLineLimit) { | |
878 | WriteLine(buf); | |
879 | ptr = &buf[0]; | |
880 | } | |
881 | } | |
882 | } | |
883 | } | |
884 | WriteLine (buf, iBlock < theNbBlocks-1 ? "-1," : "-1"); | |
885 | } | |
886 | if (aStatus == VrmlData_StatusOK) | |
887 | aStatus = WriteLine ("]", 0L, -1); | |
888 | } | |
889 | } | |
890 | return aStatus; | |
891 | } | |
892 | ||
893 | //======================================================================= | |
894 | //function : WriteXYZ | |
895 | //purpose : | |
896 | //======================================================================= | |
897 | ||
898 | VrmlData_ErrorStatus VrmlData_Scene::WriteXYZ | |
899 | (const gp_XYZ& theXYZ, | |
900 | const Standard_Boolean isApplyScale, | |
901 | const char * thePostfix) const | |
902 | { | |
903 | char buf[240]; | |
904 | if (IsDummyWrite() == Standard_False) | |
905 | if (isApplyScale && myLinearScale > Precision::Confusion()) | |
906 | sprintf (buf, "%.12g %.12g %.12g%s", theXYZ.X() / myLinearScale, | |
907 | theXYZ.Y() / myLinearScale, theXYZ.Z() / myLinearScale, | |
908 | thePostfix ? thePostfix : ""); | |
909 | else | |
910 | sprintf (buf, "%.12g %.12g %.12g%s", theXYZ.X(), theXYZ.Y(), theXYZ.Z(), | |
911 | thePostfix ? thePostfix : ""); | |
912 | return WriteLine (buf); | |
913 | } | |
914 | ||
915 | //======================================================================= | |
916 | //function : WriteLine | |
917 | //purpose : write the given string prepending the current indentation | |
918 | //======================================================================= | |
919 | ||
920 | VrmlData_ErrorStatus VrmlData_Scene::WriteLine | |
921 | (const char * theLin0, | |
922 | const char * theLin1, | |
923 | const Standard_Integer theIndent) const | |
924 | { | |
925 | static const char spaces[] = " " | |
926 | " "; | |
927 | VrmlData_ErrorStatus& aStatus = | |
928 | const_cast <VrmlData_ErrorStatus&> (myStatus); | |
929 | if (IsDummyWrite()) | |
930 | aStatus = VrmlData_StatusOK; | |
931 | else { | |
932 | Standard_Integer& aCurrentIndent = | |
933 | const_cast <Standard_Integer&> (myCurrentIndent); | |
934 | if (theIndent < 0) | |
935 | aCurrentIndent -= myIndent; | |
936 | if (aCurrentIndent < 0) | |
937 | aCurrentIndent = 0; | |
938 | if (theLin0 == 0L && theLin1 == 0L) | |
939 | (* myOutput) << endl; | |
940 | else { | |
941 | const Standard_Integer nSpaces = Min (aCurrentIndent, sizeof(spaces)-1); | |
942 | (* myOutput) << &spaces[sizeof(spaces)-1 - nSpaces]; | |
943 | if (theLin0) { | |
944 | (* myOutput) << theLin0; | |
945 | if (theLin1) | |
946 | (* myOutput) << ' ' << theLin1; | |
947 | } else | |
948 | (* myOutput) << theLin1; | |
949 | (* myOutput) << endl; | |
950 | } | |
951 | const int stat = myOutput->rdstate(); | |
952 | if (stat & ios::badbit) | |
953 | aStatus = VrmlData_UnrecoverableError; | |
954 | else if (stat & ios::failbit) | |
955 | // if (stat & ios::eofbit) | |
956 | // aStatus = VrmlData_EndOfFile; | |
957 | // else | |
958 | aStatus = VrmlData_GeneralError; | |
959 | if (theIndent > 0) | |
960 | aCurrentIndent += myIndent; | |
961 | } | |
962 | return myStatus; | |
963 | } | |
964 | ||
965 | //======================================================================= | |
966 | //function : WriteNode | |
967 | //purpose : | |
968 | //======================================================================= | |
969 | ||
970 | VrmlData_ErrorStatus VrmlData_Scene::WriteNode | |
971 | (const char * thePrefix, | |
972 | const Handle(VrmlData_Node)& theNode) const | |
973 | { | |
974 | VrmlData_ErrorStatus aStatus (VrmlData_StatusOK); | |
975 | Standard_Boolean isNoName (Standard_False); | |
976 | if (theNode->Name() == 0L) | |
977 | isNoName = Standard_True; | |
978 | else if (theNode->Name()[0] == '\0') | |
979 | isNoName = Standard_True; | |
980 | ||
981 | if (theNode.IsNull() == Standard_False) | |
982 | if (theNode->IsDefault() == Standard_False) { | |
983 | if (isNoName && IsDummyWrite()) { | |
984 | // We are in a tentative 'write' session (nothing is written). | |
985 | // The goal is to identify multiply referred nodes. | |
986 | Standard_Address addrNode = theNode.operator->(); | |
987 | if (!const_cast<NCollection_Map<Standard_Address>&>(myUnnamedNodesOut) | |
988 | .Add (addrNode)) | |
989 | { | |
990 | Handle(VrmlData_UnknownNode) bidNode = new VrmlData_UnknownNode; | |
991 | char buf[32]; | |
992 | do { | |
993 | sprintf (buf, "_%d", | |
994 | ++const_cast<Standard_Integer&>(myAutoNameCounter)); | |
995 | bidNode->myName = &buf[0]; | |
996 | } while (myNamedNodes.Contains (bidNode)); | |
997 | // We found the vacant automatic name, let us assign to it. | |
998 | theNode->setName (&buf[0]); | |
999 | const_cast<VrmlData_MapOfNode&>(myNamedNodes).Add (theNode); | |
1000 | return aStatus; // do not search under already duplicated node | |
1001 | } | |
1002 | } | |
1003 | if (isNoName) | |
1004 | aStatus = theNode->Write (thePrefix); | |
1005 | else { | |
1006 | // If the node name consists of blank characters, we do not write it | |
1007 | const char * nptr = theNode->Name(); | |
1008 | for (; * nptr != '\0'; nptr++) | |
1009 | if (* nptr != ' ' && * nptr != '\t') | |
1010 | break; | |
1011 | if (* nptr == '\0') | |
1012 | aStatus = theNode->Write (thePrefix); | |
1013 | else { | |
1014 | // Name is written under DEF clause | |
b6710675 | 1015 | TCollection_AsciiString buf; |
1016 | if (myNamedNodesOut.Contains (theNode)) | |
1017 | { | |
1018 | buf += "USE "; | |
1019 | buf += theNode->Name(); | |
1020 | aStatus = WriteLine (thePrefix, buf.ToCString()); | |
1021 | } | |
1022 | else | |
1023 | { | |
1024 | if (thePrefix) | |
1025 | { | |
1026 | buf += thePrefix; | |
1027 | buf += ' '; | |
1028 | } | |
1029 | buf += "DEF "; | |
1030 | buf += theNode->Name(); | |
1031 | aStatus = theNode->Write (buf.ToCString()); | |
7fd59977 | 1032 | const_cast<VrmlData_MapOfNode&>(myNamedNodesOut).Add (theNode); |
1033 | } | |
1034 | } | |
1035 | } | |
1036 | } | |
1037 | return aStatus; | |
1038 | } | |
1039 | ||
1040 | //======================================================================= | |
1041 | //function : Dump | |
1042 | //purpose : | |
1043 | //======================================================================= | |
1044 | ||
1045 | void VrmlData_Scene::Dump (Standard_OStream& theStream) const | |
1046 | { | |
1047 | theStream << " ===== Diagnostic Dump of a Scene (" << myAllNodes.Extent() | |
1048 | << " nodes)" << endl; | |
1049 | ||
1050 | /* | |
1051 | Iterator anIterA(myAllNodes); | |
1052 | for (; anIterA.More(); anIterA.Next()) | |
1053 | dumpNode(theStream, anIterA.Value(), ""); | |
1054 | */ | |
1055 | Iterator anIter(myLstNodes); | |
1056 | for (; anIter.More(); anIter.Next()) | |
1057 | dumpNode(theStream, anIter.Value(), " "); | |
1058 | } | |
1059 | ||
1060 | //======================================================================= | |
1061 | //function : dumpNode | |
1062 | //purpose : static (local) function | |
1063 | //======================================================================= | |
1064 | ||
1065 | void dumpNode (Standard_OStream& theStream, | |
1066 | const Handle(VrmlData_Node)& theNode, | |
1067 | const TCollection_AsciiString& theIndent) | |
1068 | { | |
1069 | if (theNode.IsNull()) | |
1070 | return; | |
1071 | TCollection_AsciiString aNewIndent = | |
1072 | theIndent.IsEmpty() ? theIndent : theIndent + " "; | |
1073 | if (theNode->IsKind(STANDARD_TYPE(VrmlData_Appearance))) { | |
1074 | const Handle(VrmlData_Appearance) anAppearance = | |
1075 | Handle(VrmlData_Appearance)::DownCast (theNode); | |
1076 | dumpNodeHeader (theStream, theIndent, "Appearance", theNode->Name()); | |
1077 | if (theIndent.IsEmpty() == Standard_False) { | |
1078 | dumpNode (theStream, anAppearance->Material(), aNewIndent); | |
1079 | dumpNode (theStream, anAppearance->Texture(), aNewIndent); | |
1080 | dumpNode (theStream, anAppearance->TextureTransform(), aNewIndent); | |
1081 | } | |
1082 | } else if (theNode->IsKind(STANDARD_TYPE(VrmlData_ShapeNode))) { | |
1083 | const Handle(VrmlData_ShapeNode) aShape = | |
1084 | Handle(VrmlData_ShapeNode)::DownCast (theNode); | |
1085 | dumpNodeHeader (theStream, theIndent, "Shape", theNode->Name()); | |
1086 | if (theIndent.IsEmpty() == Standard_False) { | |
1087 | dumpNode (theStream, aShape->Appearance(), aNewIndent); | |
1088 | dumpNode (theStream, aShape->Geometry(), aNewIndent); | |
1089 | } | |
1090 | } else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Box))) | |
1091 | dumpNodeHeader (theStream, theIndent, "Box", theNode->Name()); | |
1092 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Cylinder))) | |
1093 | dumpNodeHeader (theStream, theIndent, "Cylinder", theNode->Name()); | |
1094 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Sphere))) | |
1095 | dumpNodeHeader (theStream, theIndent, "Sphere", theNode->Name()); | |
1096 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Cone))) | |
1097 | dumpNodeHeader (theStream, theIndent, "Cone", theNode->Name()); | |
1098 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Coordinate))) | |
1099 | dumpNodeHeader (theStream, theIndent, "Coordinate", theNode->Name()); | |
1100 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Group))) { | |
1101 | const Handle(VrmlData_Group) aGroup = | |
1102 | Handle(VrmlData_Group)::DownCast (theNode); | |
1103 | char buf[64]; | |
1104 | sprintf (buf, "Group (%s)", | |
1105 | aGroup->IsTransform() ? "Transform" : "Group"); | |
1106 | dumpNodeHeader (theStream, theIndent, buf, theNode->Name()); | |
1107 | if (theIndent.IsEmpty() == Standard_False) { | |
1108 | VrmlData_ListOfNode::Iterator anIter = aGroup->NodeIterator(); | |
1109 | for (; anIter.More(); anIter.Next()) | |
1110 | dumpNode (theStream, anIter.Value(), aNewIndent); | |
1111 | } | |
1112 | } else if (theNode->IsKind(STANDARD_TYPE(VrmlData_ImageTexture))) | |
1113 | dumpNodeHeader (theStream, theIndent, "ImageTexture", theNode->Name()); | |
1114 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_IndexedFaceSet))) { | |
1115 | const Handle(VrmlData_IndexedFaceSet) aNode = | |
1116 | Handle(VrmlData_IndexedFaceSet)::DownCast(theNode); | |
1117 | const Standard_Integer ** ppDummy; | |
1118 | const Standard_Size nCoord = aNode->Coordinates()->Length(); | |
1119 | const Standard_Size nPoly = aNode->Polygons (ppDummy); | |
1120 | char buf[64]; | |
1121 | sprintf (buf, "IndexedFaceSet (%d vertices, %d polygons)", nCoord, nPoly); | |
1122 | dumpNodeHeader (theStream, theIndent, buf, theNode->Name()); | |
1123 | } else if (theNode->IsKind(STANDARD_TYPE(VrmlData_IndexedLineSet))) { | |
1124 | const Handle(VrmlData_IndexedLineSet) aNode = | |
1125 | Handle(VrmlData_IndexedLineSet)::DownCast(theNode); | |
1126 | const Standard_Integer ** ppDummy; | |
1127 | const Standard_Size nCoord = aNode->Coordinates()->Length(); | |
1128 | const Standard_Size nPoly = aNode->Polygons (ppDummy); | |
1129 | char buf[64]; | |
1130 | sprintf (buf, "IndexedLineSet (%d vertices, %d polygons)", nCoord, nPoly); | |
1131 | dumpNodeHeader (theStream, theIndent, buf, theNode->Name()); | |
1132 | } else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Material))) { | |
1133 | // const Handle(VrmlData_Material) aMaterial = | |
1134 | // Handle(VrmlData_Material)::DownCast (theNode); | |
1135 | dumpNodeHeader (theStream, theIndent, "Material", theNode->Name()); | |
1136 | } | |
1137 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Normal))) | |
1138 | dumpNodeHeader (theStream, theIndent, "Normal", theNode->Name()); | |
1139 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_TextureCoordinate))) | |
1140 | dumpNodeHeader (theStream, theIndent, "TextureCoordinate", theNode->Name()); | |
1141 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_WorldInfo))) | |
1142 | dumpNodeHeader (theStream, theIndent, "WorldInfo", theNode->Name()); | |
1143 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_UnknownNode))) { | |
1144 | const Handle(VrmlData_UnknownNode) anUnknown = | |
1145 | Handle(VrmlData_UnknownNode)::DownCast (theNode); | |
1146 | char buf[64]; | |
1147 | sprintf (buf, "Unknown (%s)", anUnknown->GetTitle().ToCString()); | |
1148 | dumpNodeHeader (theStream, theIndent, buf, theNode->Name()); | |
1149 | } | |
1150 | } | |
1151 | ||
1152 | //======================================================================= | |
1153 | //function : dumpNodeHeader | |
1154 | //purpose : | |
1155 | //======================================================================= | |
1156 | ||
1157 | void dumpNodeHeader (Standard_OStream& theStream, | |
1158 | const TCollection_AsciiString& theIndent, | |
1159 | const char * theType, | |
1160 | const char * theName) | |
1161 | { | |
1162 | theStream << theIndent << theType <<" node"; | |
1163 | if (theName[0] == '\0') | |
1164 | theStream << endl; | |
1165 | else | |
1166 | theStream << ": \"" << theName << '\"' << endl; | |
1167 | } |