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b311480e | 1 | // Created on: 2006-05-25 |
2 | // Created by: Alexander GRIGORIEV | |
3 | // Copyright (c) 2006-2012 OPEN CASCADE SAS | |
4 | // | |
5 | // The content of this file is subject to the Open CASCADE Technology Public | |
6 | // License Version 6.5 (the "License"). You may not use the content of this file | |
7 | // except in compliance with the License. Please obtain a copy of the License | |
8 | // at http://www.opencascade.org and read it completely before using this file. | |
9 | // | |
10 | // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its | |
11 | // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. | |
12 | // | |
13 | // The Original Code and all software distributed under the License is | |
14 | // distributed on an "AS IS" basis, without warranty of any kind, and the | |
15 | // Initial Developer hereby disclaims all such warranties, including without | |
16 | // limitation, any warranties of merchantability, fitness for a particular | |
17 | // purpose or non-infringement. Please see the License for the specific terms | |
18 | // and conditions governing the rights and limitations under the License. | |
19 | ||
7fd59977 | 20 | |
21 | #include <VrmlData_Scene.hxx> | |
22 | #include <VrmlData_InBuffer.hxx> | |
23 | #include <VrmlData_Appearance.hxx> | |
24 | #include <VrmlData_Box.hxx> | |
25 | #include <VrmlData_Color.hxx> | |
26 | #include <VrmlData_Cone.hxx> | |
27 | #include <VrmlData_Coordinate.hxx> | |
28 | #include <VrmlData_Cylinder.hxx> | |
29 | #include <VrmlData_DataMapOfShapeAppearance.hxx> | |
30 | #include <VrmlData_Group.hxx> | |
31 | #include <VrmlData_ImageTexture.hxx> | |
32 | #include <VrmlData_InBuffer.hxx> | |
33 | #include <VrmlData_IndexedFaceSet.hxx> | |
34 | #include <VrmlData_IndexedLineSet.hxx> | |
35 | #include <VrmlData_Material.hxx> | |
36 | #include <VrmlData_Normal.hxx> | |
37 | #include <VrmlData_Scene.hxx> | |
38 | #include <VrmlData_ShapeNode.hxx> | |
39 | #include <VrmlData_Sphere.hxx> | |
40 | #include <VrmlData_TextureCoordinate.hxx> | |
41 | #include <VrmlData_UnknownNode.hxx> | |
42 | //#include <VrmlData_WorldInfo.hxx> | |
43 | #include <NCollection_Vector.hxx> | |
44 | #include <TopoDS_TFace.hxx> | |
45 | #include <TopoDS.hxx> | |
46 | #include <TopoDS_Face.hxx> | |
47 | #include <TopExp_Explorer.hxx> | |
48 | #include <BRep_Builder.hxx> | |
49 | #include <Precision.hxx> | |
50 | ||
51 | #ifdef WNT | |
52 | #define _CRT_SECURE_NO_DEPRECATE | |
53 | #pragma warning (disable:4996) | |
54 | #endif | |
55 | ||
56 | static void dumpNode (Standard_OStream& theStream, | |
57 | const Handle(VrmlData_Node)& theNode, | |
58 | const TCollection_AsciiString& theIndent); | |
59 | ||
60 | static void dumpNodeHeader (Standard_OStream& theStream, | |
61 | const TCollection_AsciiString& theIndent, | |
62 | const char * theType, | |
63 | const char * theName); | |
64 | ||
65 | //======================================================================= | |
66 | //function : VrmlData_Scene | |
67 | //purpose : Constructor | |
68 | //======================================================================= | |
69 | ||
70 | VrmlData_Scene::VrmlData_Scene | |
71 | (const Handle(NCollection_IncAllocator)& theAlloc) | |
72 | : myLinearScale (1.), | |
73 | myStatus (VrmlData_StatusOK), | |
74 | myAllocator (theAlloc.IsNull() ? | |
75 | new NCollection_IncAllocator : theAlloc.operator->()), | |
76 | myLineError (0), | |
77 | myOutput (0L), | |
78 | myIndent (2), | |
79 | myCurrentIndent (0), | |
80 | myAutoNameCounter (0) | |
81 | { | |
82 | myWorldInfo = new VrmlData_WorldInfo (* this); | |
83 | myWorldInfo->AddInfo ("Created by OPEN CASCADE (tm) VrmlData API"); | |
84 | myLstNodes.Append (myWorldInfo); | |
85 | myAllNodes.Append (myWorldInfo); | |
86 | } | |
87 | ||
88 | //======================================================================= | |
89 | //function : AddNode | |
90 | //purpose : | |
91 | //======================================================================= | |
92 | ||
93 | const Handle(VrmlData_Node)& VrmlData_Scene::AddNode | |
94 | (const Handle(VrmlData_Node)& theN, | |
95 | const Standard_Boolean isTopLevel) | |
96 | { | |
97 | if (theN.IsNull() == Standard_False) | |
98 | if (theN->IsKind (STANDARD_TYPE(VrmlData_WorldInfo)) == Standard_False) { | |
99 | myMutex.Lock(); | |
100 | const Handle(VrmlData_Node)& aNode = | |
101 | myAllNodes.Append ((&theN->Scene()== this) ? theN : theN->Clone (NULL)); | |
102 | // Name is checked for uniqueness. If not, letter 'D' is appended until | |
103 | // the name proves to be unique. | |
104 | if (aNode->Name()[0] != '\0') | |
105 | while (myNamedNodes.Add (aNode) == Standard_False) | |
106 | aNode->setName (aNode->Name(), "D"); | |
107 | if (isTopLevel) | |
108 | myLstNodes.Append (aNode); | |
109 | myMutex.Unlock(); | |
110 | return aNode; | |
111 | } | |
112 | static Handle(VrmlData_Node) aNullNode; | |
113 | aNullNode.Nullify(); | |
114 | return aNullNode; | |
115 | } | |
116 | ||
117 | //======================================================================= | |
118 | //function : operator << | |
119 | //purpose : Export to text stream (file or else) | |
120 | //======================================================================= | |
121 | ||
122 | Standard_OStream& operator << (Standard_OStream& theOutput, | |
123 | const VrmlData_Scene& theScene) | |
124 | { | |
125 | VrmlData_Scene& aScene = const_cast <VrmlData_Scene&> (theScene); | |
126 | aScene.myMutex.Lock(); | |
127 | aScene.myCurrentIndent = 0; | |
128 | aScene.myLineError = 0; | |
129 | aScene.myOutput = 0L; | |
130 | aScene.myNamedNodesOut.Clear(); | |
131 | aScene.myUnnamedNodesOut.Clear(); | |
132 | aScene.myAutoNameCounter = 0; | |
133 | ||
134 | // Dummy write | |
135 | ||
136 | VrmlData_Scene::Iterator anIterD(aScene.myLstNodes); | |
137 | for (; anIterD.More(); anIterD.Next()) { | |
138 | const Handle(VrmlData_Node)& aNode = anIterD.Value(); | |
139 | if (aNode.IsNull() == Standard_False) { | |
140 | const VrmlData_ErrorStatus aStatus = aScene.WriteNode (0L, aNode); | |
141 | if (aStatus != VrmlData_StatusOK && | |
142 | aStatus != VrmlData_NotImplemented) | |
143 | break; | |
144 | } | |
145 | } | |
146 | ||
147 | aScene.myOutput = &theOutput; | |
148 | aScene.myNamedNodesOut.Clear(); | |
149 | theOutput << "#VRML V2.0 utf8" << endl << endl; | |
150 | ||
151 | // Real write | |
152 | ||
153 | VrmlData_Scene::Iterator anIter(aScene.myLstNodes); | |
154 | for (; anIter.More(); anIter.Next()) { | |
155 | const Handle(VrmlData_Node)& aNode = anIter.Value(); | |
156 | if (aNode.IsNull() == Standard_False) { | |
157 | const VrmlData_ErrorStatus aStatus = aScene.WriteNode (0L, aNode); | |
158 | if (aStatus != VrmlData_StatusOK && | |
159 | aStatus != VrmlData_NotImplemented) | |
160 | break; | |
161 | } | |
162 | } | |
163 | aScene.myOutput = 0L; | |
164 | aScene.myNamedNodesOut.Clear(); | |
165 | aScene.myUnnamedNodesOut.Clear(); | |
166 | aScene.myMutex.Unlock(); | |
167 | return theOutput; | |
168 | } | |
169 | ||
170 | //======================================================================= | |
171 | //function : SetVrmlDir | |
172 | //purpose : | |
173 | //======================================================================= | |
174 | ||
175 | void VrmlData_Scene::SetVrmlDir (const TCollection_ExtendedString& theDir) | |
176 | { | |
177 | TCollection_ExtendedString& aDir = myVrmlDir.Append (theDir); | |
178 | const Standard_ExtCharacter aTerminator = aDir.Value(aDir.Length()); | |
179 | if (aTerminator != Standard_ExtCharacter('\\') && | |
180 | aTerminator != Standard_ExtCharacter('/')) | |
181 | #ifdef WNT | |
182 | aDir += TCollection_ExtendedString ("\\"); | |
183 | #else | |
184 | aDir += TCollection_ExtendedString ("/"); | |
185 | #endif | |
186 | } | |
187 | ||
188 | //======================================================================= | |
189 | //function : WorldInfo | |
190 | //purpose : | |
191 | //======================================================================= | |
192 | ||
193 | const Handle_VrmlData_WorldInfo& VrmlData_Scene::WorldInfo() const | |
194 | { | |
195 | return myWorldInfo; | |
196 | } | |
197 | ||
198 | //======================================================================= | |
199 | //function : readLine | |
200 | //purpose : | |
201 | //======================================================================= | |
202 | ||
203 | VrmlData_ErrorStatus VrmlData_Scene::readLine (VrmlData_InBuffer& theBuffer) | |
204 | { | |
205 | VrmlData_ErrorStatus aStatus = VrmlData_StatusOK; | |
206 | if (theBuffer.Input.eof()) | |
207 | aStatus = VrmlData_EndOfFile; | |
208 | else { | |
209 | theBuffer.Input.getline (theBuffer.Line, sizeof(theBuffer.Line)); | |
210 | theBuffer.LineCount++; | |
211 | const int stat = theBuffer.Input.rdstate(); | |
212 | if (stat & ios::badbit) | |
213 | aStatus = VrmlData_UnrecoverableError; | |
214 | else if (stat & ios::failbit) | |
215 | if (stat & ios::eofbit) | |
216 | aStatus = VrmlData_EndOfFile; | |
217 | else | |
218 | aStatus = VrmlData_GeneralError; | |
219 | theBuffer.LinePtr = &theBuffer.Line[0]; | |
220 | theBuffer.IsProcessed = Standard_False; | |
221 | } | |
222 | return aStatus; | |
223 | } | |
224 | ||
225 | //======================================================================= | |
226 | //function : ReadLine | |
227 | //purpose : | |
228 | //======================================================================= | |
229 | ||
230 | VrmlData_ErrorStatus VrmlData_Scene::ReadLine (VrmlData_InBuffer& theBuffer) | |
231 | { | |
232 | VrmlData_ErrorStatus aStatus (VrmlData_StatusOK); | |
233 | ||
234 | while (aStatus == VrmlData_StatusOK) { | |
235 | // Find the first significant character of the line | |
236 | for (; * theBuffer.LinePtr != '\0'; theBuffer.LinePtr++) { | |
237 | if (* theBuffer.LinePtr != ' ' && * theBuffer.LinePtr != '\t' | |
238 | && * theBuffer.LinePtr != ',') | |
239 | { | |
240 | if (* theBuffer.LinePtr == '\n' || * theBuffer.LinePtr == '\r' || | |
241 | * theBuffer.LinePtr == '#') | |
242 | // go requesting the next line | |
243 | break; | |
244 | goto nonempty_line; | |
245 | } | |
246 | } | |
247 | // the line is empty here (no significant characters). Read the next one. | |
248 | aStatus = readLine (theBuffer); | |
249 | } | |
250 | ||
251 | // error or EOF detected | |
252 | return aStatus; | |
253 | ||
254 | nonempty_line: | |
255 | // Try to detect comment | |
256 | if (theBuffer.IsProcessed == Standard_False) { | |
257 | Standard_Boolean isQuoted (Standard_False); | |
258 | Standard_Integer anOffset (0); | |
259 | char * ptr = theBuffer.LinePtr; | |
260 | for (; * ptr != '\0'; ptr++) { | |
261 | if (anOffset) | |
262 | * ptr = ptr[anOffset]; | |
263 | if (* ptr == '\n' || * ptr == '\r' || * ptr == '#') { | |
264 | if (isQuoted == Standard_False) { | |
265 | * ptr = '\0'; | |
266 | break; | |
267 | } | |
268 | } else if (* ptr == '\\' && isQuoted) | |
269 | ptr[0] = ptr[++anOffset]; | |
270 | else if (* ptr == '\"') | |
271 | isQuoted = !isQuoted; | |
272 | } | |
273 | theBuffer.IsProcessed = Standard_True; | |
274 | } | |
275 | return aStatus; | |
276 | } | |
277 | ||
278 | //======================================================================= | |
279 | //function : readHeader | |
280 | //purpose : | |
281 | //======================================================================= | |
282 | ||
283 | VrmlData_ErrorStatus VrmlData_Scene::readHeader (VrmlData_InBuffer& theBuffer) | |
284 | { | |
285 | VrmlData_ErrorStatus aStat = readLine (theBuffer); | |
286 | if (aStat == VrmlData_StatusOK && | |
287 | !VRMLDATA_LCOMPARE(theBuffer.LinePtr, "#VRML V2.0")) | |
288 | aStat = VrmlData_NotVrmlFile; | |
289 | else | |
290 | aStat = readLine(theBuffer); | |
291 | return aStat; | |
292 | } | |
293 | ||
294 | //======================================================================= | |
295 | //function : operator << | |
296 | //purpose : Import from text stream (file or else) | |
297 | //======================================================================= | |
298 | ||
299 | VrmlData_Scene& VrmlData_Scene::operator << (Standard_IStream& theInput) | |
300 | { | |
301 | VrmlData_InBuffer aBuffer (theInput); | |
302 | myMutex.Lock(); | |
303 | // Read the VRML header | |
304 | myStatus = readHeader (aBuffer); | |
305 | const Handle(VrmlData_UnknownNode) aNullNode= new VrmlData_UnknownNode(*this); | |
306 | // if (myStatus == StatusOK) | |
307 | // myStatus = ReadLine (aBuffer); | |
308 | // Read VRML data by nodes | |
309 | while (~0) { | |
310 | if (!VrmlData_Node::OK(myStatus, ReadLine(aBuffer))) { | |
311 | if (myStatus == VrmlData_EndOfFile) | |
312 | myStatus = VrmlData_StatusOK; | |
313 | break; | |
314 | } | |
315 | // this line provides the method ReadNode in the present context | |
316 | Handle(VrmlData_Node) aNode; | |
317 | myStatus = aNullNode->ReadNode (aBuffer, aNode); | |
318 | // Unknown nodes are not stored however they do not generate error | |
319 | if (myStatus != VrmlData_StatusOK) | |
320 | break; | |
321 | if (aNode.IsNull() == Standard_False /*&& | |
322 | !aNode->IsKind (STANDARD_TYPE(VrmlData_UnknownNode))*/) | |
323 | { | |
324 | if (aNode->IsKind (STANDARD_TYPE(VrmlData_WorldInfo)) == Standard_False) | |
325 | myLstNodes.Append (aNode); | |
326 | else if (aNode->IsDefault() == Standard_False) { | |
327 | const Handle(VrmlData_WorldInfo) aInfo = | |
328 | Handle(VrmlData_WorldInfo)::DownCast (aNode); | |
329 | myWorldInfo->SetTitle (aInfo->Title()); | |
330 | NCollection_List <const char *>::Iterator anIterInfo = | |
331 | aInfo->InfoIterator(); | |
332 | for (; anIterInfo.More(); anIterInfo.Next()) | |
333 | myWorldInfo->AddInfo (anIterInfo.Value()); | |
334 | } | |
335 | } | |
336 | } | |
337 | if (myStatus != VrmlData_StatusOK) | |
338 | myLineError = aBuffer.LineCount; | |
339 | myMutex.Unlock(); | |
340 | return * this; | |
341 | } | |
342 | ||
343 | //======================================================================= | |
344 | //function : FindNode | |
345 | //purpose : | |
346 | //======================================================================= | |
347 | ||
348 | Handle(VrmlData_Node) VrmlData_Scene::FindNode | |
349 | (const char * theName, | |
350 | const Handle(Standard_Type)& theType) const | |
351 | { | |
352 | Handle(VrmlData_Node) aResult; | |
353 | #ifdef USE_LIST_API | |
354 | Iterator anIter (myAllNodes); | |
355 | for (; anIter.More(); anIter.Next()) | |
356 | if (!strcmp (anIter.Value()->Name(), theName)) { | |
357 | aResult = anIter.Value(); | |
358 | if (theType.IsNull()) | |
359 | break; | |
360 | if (aResult->IsKind(theType)) | |
361 | break; | |
362 | aResult.Nullify(); | |
363 | } | |
364 | #else | |
365 | const Handle(VrmlData_UnknownNode) aDummyNode = new VrmlData_UnknownNode; | |
366 | aDummyNode->myName = theName; | |
367 | if (myNamedNodes.Contains (aDummyNode)) | |
368 | aResult = const_cast<VrmlData_MapOfNode&>(myNamedNodes).Added(aDummyNode); | |
369 | #endif | |
370 | return aResult; | |
371 | } | |
372 | ||
373 | //======================================================================= | |
374 | //function : FindNode | |
375 | //purpose : | |
376 | //======================================================================= | |
377 | ||
378 | Handle(VrmlData_Node) VrmlData_Scene::FindNode | |
379 | (const char * theName, | |
380 | gp_Trsf& theLocation) const | |
381 | { | |
382 | gp_Trsf aLoc; | |
383 | Handle(VrmlData_Node) aResult; | |
384 | Iterator anIter (myLstNodes); | |
385 | for (; anIter.More(); anIter.Next()) { | |
386 | const Handle(VrmlData_Node)& aNode = anIter.Value(); | |
387 | if (aNode.IsNull()) | |
388 | continue; | |
389 | // Match a top-level node name | |
390 | if (strcmp(aNode->Name(), theName) == 0) { | |
391 | aResult = aNode; | |
392 | theLocation = aLoc; | |
393 | break; | |
394 | } | |
395 | // Try a Group type of node | |
396 | if (aNode->IsKind(STANDARD_TYPE(VrmlData_Group))) | |
397 | { | |
398 | const Handle(VrmlData_Group) aGroup = | |
399 | Handle(VrmlData_Group)::DownCast (aNode); | |
400 | if (aGroup.IsNull() == Standard_False) { | |
401 | aResult = aGroup->FindNode(theName, theLocation); | |
402 | if (aResult.IsNull() == Standard_False) | |
403 | break; | |
404 | } | |
405 | } | |
406 | } | |
407 | return aResult; | |
408 | } | |
409 | ||
410 | //======================================================================= | |
411 | //function : ReadWord | |
412 | //purpose : | |
413 | //======================================================================= | |
414 | ||
415 | VrmlData_ErrorStatus VrmlData_Scene::ReadWord | |
416 | (VrmlData_InBuffer& theBuffer, | |
417 | TCollection_AsciiString& theWord) | |
418 | { | |
419 | VrmlData_ErrorStatus aStatus = ReadLine(theBuffer); | |
420 | if (aStatus == VrmlData_StatusOK) { | |
421 | char * ptr = theBuffer.LinePtr; | |
422 | while (* ptr != '\0' && * ptr != '\n' && * ptr != '\r' && | |
423 | * ptr != ' ' && * ptr != '\t' && * ptr != '{' && * ptr != '}' && | |
424 | * ptr != ',' && * ptr != '[' && * ptr != ']') | |
425 | ptr++; | |
426 | const Standard_Integer aLen = Standard_Integer(ptr - theBuffer.LinePtr); | |
427 | if (aLen <= 0) | |
428 | aStatus = VrmlData_StringInputError; | |
429 | else { | |
430 | theWord = TCollection_AsciiString ((Standard_CString)theBuffer.LinePtr, | |
431 | aLen); | |
432 | theBuffer.LinePtr = ptr; | |
433 | } | |
434 | } | |
435 | return aStatus; | |
436 | } | |
437 | ||
438 | //======================================================================= | |
439 | //function : createNode | |
440 | //purpose : | |
441 | //======================================================================= | |
442 | ||
443 | VrmlData_ErrorStatus VrmlData_Scene::createNode | |
444 | (VrmlData_InBuffer& theBuffer, | |
445 | Handle(VrmlData_Node)& theNode, | |
446 | const Handle(Standard_Type)& theType) | |
447 | { | |
448 | VrmlData_ErrorStatus aStatus; | |
449 | Handle(VrmlData_Node) aNode; | |
450 | TCollection_AsciiString aName; | |
7fd59977 | 451 | |
452 | // Read the DEF token to assign the node name | |
453 | if (VrmlData_Node::OK(aStatus, ReadLine(theBuffer))) | |
454 | if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "DEF")) { | |
455 | if (VrmlData_Node::OK(aStatus, ReadWord (theBuffer, aName))) | |
456 | aStatus = ReadLine(theBuffer); | |
457 | } else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "NULL")) { | |
458 | theNode.Nullify(); | |
459 | return aStatus; | |
460 | } | |
461 | ||
462 | const char * strName = aName.ToCString(); | |
463 | if (aStatus == VrmlData_StatusOK) { | |
464 | // create the new node | |
465 | if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Appearance")) | |
466 | aNode = new VrmlData_Appearance (* this, strName); | |
467 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Shape")) | |
468 | aNode = new VrmlData_ShapeNode (* this, strName); | |
469 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Box")) | |
470 | aNode = new VrmlData_Box (* this, strName); | |
471 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Color")) | |
472 | aNode = new VrmlData_Color (* this, strName); | |
473 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Cone")) | |
474 | aNode = new VrmlData_Cone (* this, strName); | |
bd754989 | 475 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Coordinate")) { |
7fd59977 | 476 | aNode = new VrmlData_Coordinate (* this, strName); |
bd754989 V |
477 | |
478 | // Check for "Coordinate3" | |
479 | if (VRMLDATA_LCOMPARE (theBuffer.LinePtr, "3")) | |
480 | theBuffer.LinePtr++; | |
481 | } | |
7fd59977 | 482 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Cylinder")) |
483 | aNode = new VrmlData_Cylinder (* this, strName); | |
484 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Group")) | |
485 | aNode = new VrmlData_Group (* this, strName, | |
486 | Standard_False); | |
487 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Transform")) | |
488 | aNode = new VrmlData_Group (* this, strName, | |
489 | Standard_True); | |
490 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Inline")) | |
491 | aNode = new VrmlData_Group (* this, strName, | |
492 | Standard_False); | |
bd754989 V |
493 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Separator")) |
494 | aNode = new VrmlData_Group (* this, strName, | |
495 | Standard_False); | |
496 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Switch")) | |
497 | aNode = new VrmlData_Group (* this, strName, | |
498 | Standard_False); | |
7fd59977 | 499 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "ImageTexture")) |
500 | aNode = new VrmlData_ImageTexture (* this, strName); | |
501 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "IndexedFaceSet")) | |
502 | aNode = new VrmlData_IndexedFaceSet (* this, strName); | |
503 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "IndexedLineSet")) | |
504 | aNode = new VrmlData_IndexedLineSet (* this, strName); | |
505 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Material")) | |
506 | aNode = new VrmlData_Material (* this, strName); | |
507 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Normal")) | |
508 | aNode = new VrmlData_Normal (* this, strName); | |
509 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "Sphere")) | |
510 | aNode = new VrmlData_Sphere (* this, strName); | |
511 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "TextureCoordinate")) | |
512 | aNode = new VrmlData_TextureCoordinate(* this, strName); | |
513 | else if (VRMLDATA_LCOMPARE(theBuffer.LinePtr, "WorldInfo")) | |
514 | aNode = new VrmlData_WorldInfo (* this, strName); | |
515 | else { | |
516 | void * isProto = VRMLDATA_LCOMPARE(theBuffer.LinePtr, "PROTO"); | |
517 | TCollection_AsciiString aTitle; | |
518 | aStatus = ReadWord (theBuffer, aTitle); | |
519 | if (isProto) { | |
520 | aStatus = ReadLine(theBuffer); | |
521 | if (aStatus == VrmlData_StatusOK) | |
522 | if (theBuffer.LinePtr[0] != '[') | |
523 | aStatus = VrmlData_VrmlFormatError; | |
524 | else { | |
525 | theBuffer.LinePtr++; | |
526 | Standard_Integer aLevelCounter(0); | |
527 | // This loop searches for any opening bracket '['. | |
528 | // Such bracket increments the level counter. A closing bracket decrements | |
529 | // the counter. The loop terminates when the counter becomes negative. | |
530 | while (aLevelCounter >= 0 && | |
531 | (aStatus = ReadLine(theBuffer)) == VrmlData_StatusOK) { | |
532 | int aChar; | |
533 | while ((aChar = theBuffer.LinePtr[0]) != '\0') { | |
534 | theBuffer.LinePtr++; | |
535 | if (aChar == '[') { | |
536 | aLevelCounter++; | |
537 | break; | |
538 | } else if (aChar == ']') { | |
539 | aLevelCounter--; | |
540 | break; | |
541 | } | |
542 | } | |
543 | } | |
544 | } | |
545 | } | |
546 | if (aStatus == VrmlData_StatusOK) | |
547 | aNode = new VrmlData_UnknownNode(* this, | |
548 | strName, | |
549 | aTitle.ToCString()); | |
550 | } | |
551 | } | |
552 | aStatus = ReadLine(theBuffer); | |
553 | if (aNode.IsNull() == Standard_False) { | |
554 | if (aNode->Name()[0] != '\0') | |
555 | myNamedNodes.Add (aNode); | |
556 | if (theType.IsNull() == Standard_False) | |
557 | if (aNode->IsKind(theType) == Standard_False) | |
558 | aStatus = VrmlData_VrmlFormatError; | |
7fd59977 | 559 | } |
560 | if (aStatus == VrmlData_StatusOK) | |
561 | if (theBuffer.LinePtr[0] == '{') { | |
562 | theBuffer.LinePtr++; | |
563 | theNode = aNode; | |
564 | myAllNodes.Append(aNode); | |
565 | } else | |
566 | aStatus = VrmlData_VrmlFormatError; | |
567 | return aStatus; | |
568 | } | |
569 | ||
570 | //======================================================================= | |
571 | //function : operator TopoDS_Shape | |
572 | //purpose : | |
573 | //======================================================================= | |
574 | ||
575 | VrmlData_Scene::operator TopoDS_Shape () const | |
576 | { | |
577 | TopoDS_Shape aShape; | |
578 | VrmlData_Scene::createShape (aShape, myLstNodes, 0L); | |
579 | return aShape; | |
580 | } | |
581 | ||
582 | //======================================================================= | |
583 | //function : GetShape | |
584 | //purpose : | |
585 | //======================================================================= | |
586 | ||
587 | TopoDS_Shape VrmlData_Scene::GetShape (VrmlData_DataMapOfShapeAppearance& aMap) | |
588 | { | |
589 | TopoDS_Shape aShape; | |
590 | VrmlData_Scene::createShape (aShape, myLstNodes, &aMap); | |
591 | return aShape; | |
592 | } | |
593 | ||
594 | //======================================================================= | |
595 | //function : createShape | |
596 | //purpose : | |
597 | //======================================================================= | |
598 | ||
599 | void VrmlData_Scene::createShape | |
600 | (TopoDS_Shape& outShape, | |
601 | const VrmlData_ListOfNode& lstNodes, | |
602 | VrmlData_DataMapOfShapeAppearance* pMapShapeApp) | |
603 | { | |
604 | TopoDS_Shape aSingleShape; // used when there is a single ShapeNode | |
605 | Standard_Boolean isSingleShape (Standard_True); | |
606 | BRep_Builder aBuilder; | |
607 | outShape.Nullify(); | |
608 | aBuilder.MakeCompound(TopoDS::Compound(outShape)); | |
609 | aSingleShape.Orientation(TopAbs_FORWARD); | |
610 | ||
611 | Iterator anIter (lstNodes); | |
612 | for (; anIter.More(); anIter.Next()) { | |
613 | // Try a Shape type of node | |
614 | const Handle(VrmlData_ShapeNode) aNodeShape = | |
615 | Handle(VrmlData_ShapeNode)::DownCast (anIter.Value()); | |
616 | if (aNodeShape.IsNull() == Standard_False) { | |
617 | const Handle(VrmlData_Geometry) aNodeGeom = | |
618 | Handle(VrmlData_Geometry)::DownCast(aNodeShape->Geometry()); | |
619 | if (aNodeGeom.IsNull() == Standard_False) { | |
620 | if (aSingleShape.IsNull() == Standard_False) | |
621 | isSingleShape = Standard_False; | |
622 | const Handle(TopoDS_TShape) aTShape = aNodeGeom->TShape(); | |
623 | aSingleShape.TShape(aTShape); | |
bd754989 | 624 | if (aSingleShape.IsNull() == Standard_False) { |
7fd59977 | 625 | aBuilder.Add (outShape, aSingleShape); |
bd754989 V |
626 | if (pMapShapeApp != 0L) { |
627 | const Handle(VrmlData_Appearance)& anAppearance = | |
628 | aNodeShape->Appearance(); | |
629 | if (anAppearance.IsNull() == Standard_False) { | |
630 | // Check if the current topology is a single face | |
631 | if (aTShape->IsKind(STANDARD_TYPE(TopoDS_TFace))) | |
632 | pMapShapeApp->Bind(aTShape, anAppearance); | |
633 | else { | |
634 | // This is not a face, explode it in faces and bind each face | |
635 | TopoDS_Shape aCurShape; | |
636 | aCurShape.TShape(aTShape); | |
637 | TopExp_Explorer anExp(aCurShape, TopAbs_FACE); | |
638 | for (; anExp.More(); anExp.Next()) { | |
639 | const TopoDS_Face& aFace = TopoDS::Face(anExp.Current()); | |
640 | pMapShapeApp->Bind(aFace.TShape(), anAppearance); | |
641 | } | |
7fd59977 | 642 | } |
643 | } | |
644 | } | |
645 | } | |
646 | } | |
647 | continue; | |
648 | } | |
649 | // Try a Group type of node | |
650 | const Handle(VrmlData_Group) aNodeGroup = | |
651 | Handle(VrmlData_Group)::DownCast (anIter.Value()); | |
652 | if (aNodeGroup.IsNull() == Standard_False) { | |
653 | TopoDS_Shape aShape; | |
654 | aNodeGroup->Shape(aShape, pMapShapeApp); | |
655 | if (aShape.IsNull() == Standard_False) { | |
656 | aBuilder.Add (outShape, aShape); | |
657 | isSingleShape = Standard_False; | |
658 | } | |
659 | } | |
660 | } | |
661 | if (isSingleShape) | |
662 | outShape = aSingleShape; | |
663 | } | |
664 | ||
665 | //======================================================================= | |
666 | //function : ReadReal | |
667 | //purpose : | |
668 | //======================================================================= | |
669 | ||
670 | VrmlData_ErrorStatus VrmlData_Scene::ReadReal | |
671 | (VrmlData_InBuffer& theBuffer, | |
672 | Standard_Real& theResult, | |
673 | Standard_Boolean isScale, | |
674 | Standard_Boolean isOnlyPositive) const | |
675 | { | |
676 | Standard_Real aResult(0.); | |
677 | VrmlData_ErrorStatus aStatus; | |
678 | if (VrmlData_Node::OK(aStatus, VrmlData_Scene::ReadLine(theBuffer))) { | |
679 | char * endptr; | |
680 | aResult = strtod (theBuffer.LinePtr, &endptr); | |
681 | if (endptr == theBuffer.LinePtr) | |
682 | aStatus = VrmlData_NumericInputError; | |
683 | else if (isOnlyPositive && aResult < 0.001*Precision::Confusion()) | |
684 | aStatus = VrmlData_IrrelevantNumber; | |
685 | else { | |
686 | theResult = isScale ? (aResult * myLinearScale) : aResult; | |
687 | theBuffer.LinePtr = endptr; | |
688 | } | |
689 | } | |
690 | return aStatus; | |
691 | } | |
692 | ||
693 | //======================================================================= | |
694 | //function : ReadXYZ | |
695 | //purpose : | |
696 | //======================================================================= | |
697 | ||
698 | VrmlData_ErrorStatus VrmlData_Scene::ReadXYZ | |
699 | (VrmlData_InBuffer& theBuffer, | |
700 | gp_XYZ& theXYZ, | |
701 | Standard_Boolean isScale, | |
702 | Standard_Boolean isOnlyPos) const | |
703 | { | |
704 | Standard_Real aVal[3] = {0., 0., 0.}; | |
705 | VrmlData_ErrorStatus aStatus; | |
706 | for (Standard_Integer i = 0; i < 3; i++) { | |
707 | if (!VrmlData_Node::OK(aStatus, VrmlData_Scene::ReadLine(theBuffer))) | |
708 | break; | |
709 | char * endptr; | |
710 | aVal[i] = strtod (theBuffer.LinePtr, &endptr); | |
711 | if (endptr == theBuffer.LinePtr) { | |
712 | aStatus = VrmlData_NumericInputError; | |
713 | break; | |
714 | } else { | |
715 | if (isOnlyPos && aVal[i] < 0.001*Precision::Confusion()) { | |
716 | aStatus = VrmlData_IrrelevantNumber; | |
717 | break; | |
718 | } | |
719 | theBuffer.LinePtr = endptr; | |
720 | } | |
721 | } | |
722 | if (aStatus == VrmlData_StatusOK) | |
723 | if (isScale) | |
724 | theXYZ.SetCoord (aVal[0] * myLinearScale, | |
725 | aVal[1] * myLinearScale, | |
726 | aVal[2] * myLinearScale); | |
727 | else | |
728 | theXYZ.SetCoord (aVal[0], aVal[1], aVal[2]); | |
729 | return aStatus; | |
730 | } | |
731 | ||
732 | //======================================================================= | |
733 | //function : ReadXY | |
734 | //purpose : | |
735 | //======================================================================= | |
736 | ||
737 | VrmlData_ErrorStatus VrmlData_Scene::ReadXY | |
738 | (VrmlData_InBuffer& theBuffer, | |
739 | gp_XY& theXY, | |
740 | Standard_Boolean isScale, | |
741 | Standard_Boolean isOnlyPos) const | |
742 | { | |
743 | Standard_Real aVal[2] = {0., 0.}; | |
744 | VrmlData_ErrorStatus aStatus; | |
745 | for (Standard_Integer i = 0; i < 2; i++) { | |
746 | if (!VrmlData_Node::OK(aStatus, VrmlData_Scene::ReadLine(theBuffer))) | |
747 | break; | |
748 | char * endptr; | |
749 | aVal[i] = strtod (theBuffer.LinePtr, &endptr); | |
750 | if (endptr == theBuffer.LinePtr) { | |
751 | aStatus = VrmlData_NumericInputError; | |
752 | break; | |
753 | } else { | |
754 | if (isOnlyPos && aVal[i] < 0.001*Precision::Confusion()) { | |
755 | aStatus = VrmlData_IrrelevantNumber; | |
756 | break; | |
757 | } | |
758 | theBuffer.LinePtr = endptr; | |
759 | } | |
760 | } | |
761 | if (aStatus == VrmlData_StatusOK) | |
762 | if (isScale) | |
763 | theXY.SetCoord (aVal[0] * myLinearScale, aVal[1] * myLinearScale); | |
764 | else | |
765 | theXY.SetCoord (aVal[0], aVal[1]); | |
766 | return aStatus; | |
767 | } | |
768 | ||
769 | //======================================================================= | |
770 | //function : ReadArrIndex | |
771 | //purpose : Read the body of the data node (comma-separated list of int | |
772 | // multiplets) | |
773 | //======================================================================= | |
774 | ||
775 | VrmlData_ErrorStatus VrmlData_Scene::ReadArrIndex | |
776 | (VrmlData_InBuffer& theBuffer, | |
777 | const Standard_Integer **& theArray, | |
778 | Standard_Size& theNBlocks) const | |
779 | { | |
780 | VrmlData_ErrorStatus aStatus; | |
781 | theNBlocks = 0; | |
782 | if (VrmlData_Node::OK(aStatus, ReadLine(theBuffer))) | |
783 | if (theBuffer.LinePtr[0] != '[') // opening bracket | |
784 | aStatus = VrmlData_VrmlFormatError; | |
785 | else { | |
786 | theBuffer.LinePtr++; | |
787 | NCollection_Vector<const Standard_Integer *> vecIndice; | |
788 | NCollection_Vector<Standard_Integer> vecInt; | |
789 | Standard_Boolean isMore (Standard_True); | |
790 | long anIntValue; | |
791 | ||
792 | // Loop reading integers from the stream | |
793 | while (isMore && VrmlData_Node::OK(aStatus, ReadLine(theBuffer))) | |
794 | { | |
795 | // closing bracket, in case that it follows a comma | |
796 | if (theBuffer.LinePtr[0] == ']') { | |
797 | theBuffer.LinePtr++; | |
798 | break; | |
799 | } | |
800 | if (!VrmlData_Node::OK(aStatus, VrmlData_Node::ReadInteger(theBuffer, | |
801 | anIntValue))) | |
802 | break; | |
803 | // Check for valid delimiter (']' or ',') | |
804 | if (!VrmlData_Node::OK(aStatus, ReadLine(theBuffer))) | |
805 | break; | |
806 | if (theBuffer.LinePtr[0] == ']') { | |
807 | theBuffer.LinePtr++; | |
808 | isMore = Standard_False; | |
809 | } | |
810 | if (anIntValue >= 0) | |
811 | // The input value is a node index, store it in the buffer vector | |
812 | vecInt.Append (static_cast<Standard_Integer> (anIntValue)); | |
813 | if ((anIntValue < 0 || isMore == Standard_False) | |
814 | && vecInt.Length() > 0) | |
815 | { | |
816 | const Standard_Integer aLen = vecInt.Length(); | |
817 | // The input is the end-of-face, store and close this face | |
818 | Standard_Integer * bufFace = static_cast <Standard_Integer *> | |
819 | (myAllocator->Allocate((aLen+1) * sizeof(Standard_Integer))); | |
820 | if (bufFace == 0L) { | |
821 | aStatus = VrmlData_UnrecoverableError; | |
822 | break; | |
823 | } | |
824 | bufFace[0] = aLen; | |
825 | for (Standard_Integer i = 0; i < aLen; i++) | |
826 | bufFace[i+1] = vecInt(i); | |
827 | vecInt.Clear(); | |
828 | vecIndice.Append(bufFace); | |
829 | } | |
830 | } | |
831 | if (aStatus == VrmlData_StatusOK) { | |
832 | const Standard_Size aNbBlocks = | |
833 | static_cast <Standard_Size> (vecIndice.Length()); | |
834 | if (aNbBlocks) { | |
835 | const Standard_Integer ** anArray = | |
836 | static_cast <const Standard_Integer **> | |
837 | (myAllocator->Allocate (aNbBlocks * sizeof(Standard_Integer *))); | |
838 | if (anArray == 0L) | |
839 | aStatus = VrmlData_UnrecoverableError; | |
840 | else { | |
841 | for (size_t i = 0; i < aNbBlocks; i++) | |
60be1f9b | 842 | anArray[i] = vecIndice((Standard_Integer)i); |
7fd59977 | 843 | theNBlocks = aNbBlocks; |
844 | theArray = anArray; | |
845 | } | |
846 | } | |
847 | } | |
848 | } | |
849 | return aStatus; | |
850 | } | |
851 | ||
852 | //======================================================================= | |
853 | //function : writeArrIndex | |
854 | //purpose : | |
855 | //======================================================================= | |
856 | ||
857 | VrmlData_ErrorStatus VrmlData_Scene::WriteArrIndex | |
858 | (const char * thePrefix, | |
859 | const Standard_Integer ** theArrIndex, | |
860 | const Standard_Size theNbBlocks) const | |
861 | { | |
862 | VrmlData_ErrorStatus aStatus (VrmlData_StatusOK); | |
863 | if (theNbBlocks && (IsDummyWrite() == Standard_False)) { | |
864 | if (VrmlData_Node::OK (aStatus, | |
865 | WriteLine (thePrefix, "[", 1))) | |
866 | { | |
867 | const size_t aLineLimit = (myCurrentIndent < 41) ? 36 : 100; | |
868 | char buf[256]; | |
869 | for (Standard_Size iBlock = 0; iBlock < theNbBlocks; iBlock++) { | |
870 | const Standard_Integer nVal (* theArrIndex[iBlock]); | |
871 | const Standard_Integer * arrVal = theArrIndex[iBlock]+1; | |
872 | switch (nVal) { | |
873 | case 1: | |
874 | sprintf (buf, "%d,", arrVal[0]); | |
875 | break; | |
876 | case 2: | |
877 | sprintf (buf, "%d,%d,", arrVal[0], arrVal[1]); | |
878 | break; | |
879 | case 3: | |
880 | sprintf (buf, "%d,%d,%d,", arrVal[0], arrVal[1], arrVal[2]); | |
881 | break; | |
882 | case 4: | |
883 | sprintf (buf, "%d,%d,%d,%d,", | |
884 | arrVal[0], arrVal[1], arrVal[2], arrVal[3]); | |
885 | break; | |
886 | default: | |
887 | if (nVal > 0) { | |
888 | char * ptr = &buf[0]; | |
889 | for (Standard_Integer i = 0; i < nVal; i++) { | |
890 | sprintf (ptr, "%d,", arrVal[i]); | |
891 | ptr = strchr (ptr, ',') + 1; | |
892 | if ((ptr - &buf[0]) > (ptrdiff_t)aLineLimit) { | |
893 | WriteLine(buf); | |
894 | ptr = &buf[0]; | |
895 | } | |
896 | } | |
897 | } | |
898 | } | |
899 | WriteLine (buf, iBlock < theNbBlocks-1 ? "-1," : "-1"); | |
900 | } | |
901 | if (aStatus == VrmlData_StatusOK) | |
902 | aStatus = WriteLine ("]", 0L, -1); | |
903 | } | |
904 | } | |
905 | return aStatus; | |
906 | } | |
907 | ||
908 | //======================================================================= | |
909 | //function : WriteXYZ | |
910 | //purpose : | |
911 | //======================================================================= | |
912 | ||
913 | VrmlData_ErrorStatus VrmlData_Scene::WriteXYZ | |
914 | (const gp_XYZ& theXYZ, | |
915 | const Standard_Boolean isApplyScale, | |
916 | const char * thePostfix) const | |
917 | { | |
918 | char buf[240]; | |
919 | if (IsDummyWrite() == Standard_False) | |
920 | if (isApplyScale && myLinearScale > Precision::Confusion()) | |
921 | sprintf (buf, "%.12g %.12g %.12g%s", theXYZ.X() / myLinearScale, | |
922 | theXYZ.Y() / myLinearScale, theXYZ.Z() / myLinearScale, | |
923 | thePostfix ? thePostfix : ""); | |
924 | else | |
925 | sprintf (buf, "%.12g %.12g %.12g%s", theXYZ.X(), theXYZ.Y(), theXYZ.Z(), | |
926 | thePostfix ? thePostfix : ""); | |
927 | return WriteLine (buf); | |
928 | } | |
929 | ||
930 | //======================================================================= | |
931 | //function : WriteLine | |
932 | //purpose : write the given string prepending the current indentation | |
933 | //======================================================================= | |
934 | ||
935 | VrmlData_ErrorStatus VrmlData_Scene::WriteLine | |
936 | (const char * theLin0, | |
937 | const char * theLin1, | |
938 | const Standard_Integer theIndent) const | |
939 | { | |
940 | static const char spaces[] = " " | |
941 | " "; | |
942 | VrmlData_ErrorStatus& aStatus = | |
943 | const_cast <VrmlData_ErrorStatus&> (myStatus); | |
944 | if (IsDummyWrite()) | |
945 | aStatus = VrmlData_StatusOK; | |
946 | else { | |
947 | Standard_Integer& aCurrentIndent = | |
948 | const_cast <Standard_Integer&> (myCurrentIndent); | |
949 | if (theIndent < 0) | |
950 | aCurrentIndent -= myIndent; | |
951 | if (aCurrentIndent < 0) | |
952 | aCurrentIndent = 0; | |
953 | if (theLin0 == 0L && theLin1 == 0L) | |
954 | (* myOutput) << endl; | |
955 | else { | |
956 | const Standard_Integer nSpaces = Min (aCurrentIndent, sizeof(spaces)-1); | |
957 | (* myOutput) << &spaces[sizeof(spaces)-1 - nSpaces]; | |
958 | if (theLin0) { | |
959 | (* myOutput) << theLin0; | |
960 | if (theLin1) | |
961 | (* myOutput) << ' ' << theLin1; | |
962 | } else | |
963 | (* myOutput) << theLin1; | |
964 | (* myOutput) << endl; | |
965 | } | |
966 | const int stat = myOutput->rdstate(); | |
967 | if (stat & ios::badbit) | |
968 | aStatus = VrmlData_UnrecoverableError; | |
969 | else if (stat & ios::failbit) | |
970 | // if (stat & ios::eofbit) | |
971 | // aStatus = VrmlData_EndOfFile; | |
972 | // else | |
973 | aStatus = VrmlData_GeneralError; | |
974 | if (theIndent > 0) | |
975 | aCurrentIndent += myIndent; | |
976 | } | |
977 | return myStatus; | |
978 | } | |
979 | ||
980 | //======================================================================= | |
981 | //function : WriteNode | |
982 | //purpose : | |
983 | //======================================================================= | |
984 | ||
985 | VrmlData_ErrorStatus VrmlData_Scene::WriteNode | |
986 | (const char * thePrefix, | |
987 | const Handle(VrmlData_Node)& theNode) const | |
988 | { | |
989 | VrmlData_ErrorStatus aStatus (VrmlData_StatusOK); | |
990 | Standard_Boolean isNoName (Standard_False); | |
991 | if (theNode->Name() == 0L) | |
992 | isNoName = Standard_True; | |
993 | else if (theNode->Name()[0] == '\0') | |
994 | isNoName = Standard_True; | |
995 | ||
996 | if (theNode.IsNull() == Standard_False) | |
997 | if (theNode->IsDefault() == Standard_False) { | |
998 | if (isNoName && IsDummyWrite()) { | |
999 | // We are in a tentative 'write' session (nothing is written). | |
1000 | // The goal is to identify multiply referred nodes. | |
1001 | Standard_Address addrNode = theNode.operator->(); | |
1002 | if (!const_cast<NCollection_Map<Standard_Address>&>(myUnnamedNodesOut) | |
1003 | .Add (addrNode)) | |
1004 | { | |
1005 | Handle(VrmlData_UnknownNode) bidNode = new VrmlData_UnknownNode; | |
1006 | char buf[32]; | |
1007 | do { | |
1008 | sprintf (buf, "_%d", | |
1009 | ++const_cast<Standard_Integer&>(myAutoNameCounter)); | |
1010 | bidNode->myName = &buf[0]; | |
1011 | } while (myNamedNodes.Contains (bidNode)); | |
1012 | // We found the vacant automatic name, let us assign to it. | |
1013 | theNode->setName (&buf[0]); | |
1014 | const_cast<VrmlData_MapOfNode&>(myNamedNodes).Add (theNode); | |
1015 | return aStatus; // do not search under already duplicated node | |
1016 | } | |
1017 | } | |
1018 | if (isNoName) | |
1019 | aStatus = theNode->Write (thePrefix); | |
1020 | else { | |
1021 | // If the node name consists of blank characters, we do not write it | |
1022 | const char * nptr = theNode->Name(); | |
1023 | for (; * nptr != '\0'; nptr++) | |
1024 | if (* nptr != ' ' && * nptr != '\t') | |
1025 | break; | |
1026 | if (* nptr == '\0') | |
1027 | aStatus = theNode->Write (thePrefix); | |
1028 | else { | |
1029 | // Name is written under DEF clause | |
b6710675 | 1030 | TCollection_AsciiString buf; |
1031 | if (myNamedNodesOut.Contains (theNode)) | |
1032 | { | |
1033 | buf += "USE "; | |
1034 | buf += theNode->Name(); | |
1035 | aStatus = WriteLine (thePrefix, buf.ToCString()); | |
1036 | } | |
1037 | else | |
1038 | { | |
1039 | if (thePrefix) | |
1040 | { | |
1041 | buf += thePrefix; | |
1042 | buf += ' '; | |
1043 | } | |
1044 | buf += "DEF "; | |
1045 | buf += theNode->Name(); | |
1046 | aStatus = theNode->Write (buf.ToCString()); | |
7fd59977 | 1047 | const_cast<VrmlData_MapOfNode&>(myNamedNodesOut).Add (theNode); |
1048 | } | |
1049 | } | |
1050 | } | |
1051 | } | |
1052 | return aStatus; | |
1053 | } | |
1054 | ||
1055 | //======================================================================= | |
1056 | //function : Dump | |
1057 | //purpose : | |
1058 | //======================================================================= | |
1059 | ||
1060 | void VrmlData_Scene::Dump (Standard_OStream& theStream) const | |
1061 | { | |
1062 | theStream << " ===== Diagnostic Dump of a Scene (" << myAllNodes.Extent() | |
1063 | << " nodes)" << endl; | |
1064 | ||
1065 | /* | |
1066 | Iterator anIterA(myAllNodes); | |
1067 | for (; anIterA.More(); anIterA.Next()) | |
1068 | dumpNode(theStream, anIterA.Value(), ""); | |
1069 | */ | |
1070 | Iterator anIter(myLstNodes); | |
1071 | for (; anIter.More(); anIter.Next()) | |
1072 | dumpNode(theStream, anIter.Value(), " "); | |
1073 | } | |
1074 | ||
1075 | //======================================================================= | |
1076 | //function : dumpNode | |
1077 | //purpose : static (local) function | |
1078 | //======================================================================= | |
1079 | ||
1080 | void dumpNode (Standard_OStream& theStream, | |
1081 | const Handle(VrmlData_Node)& theNode, | |
1082 | const TCollection_AsciiString& theIndent) | |
1083 | { | |
1084 | if (theNode.IsNull()) | |
1085 | return; | |
1086 | TCollection_AsciiString aNewIndent = | |
1087 | theIndent.IsEmpty() ? theIndent : theIndent + " "; | |
1088 | if (theNode->IsKind(STANDARD_TYPE(VrmlData_Appearance))) { | |
1089 | const Handle(VrmlData_Appearance) anAppearance = | |
1090 | Handle(VrmlData_Appearance)::DownCast (theNode); | |
1091 | dumpNodeHeader (theStream, theIndent, "Appearance", theNode->Name()); | |
1092 | if (theIndent.IsEmpty() == Standard_False) { | |
1093 | dumpNode (theStream, anAppearance->Material(), aNewIndent); | |
1094 | dumpNode (theStream, anAppearance->Texture(), aNewIndent); | |
1095 | dumpNode (theStream, anAppearance->TextureTransform(), aNewIndent); | |
1096 | } | |
1097 | } else if (theNode->IsKind(STANDARD_TYPE(VrmlData_ShapeNode))) { | |
1098 | const Handle(VrmlData_ShapeNode) aShape = | |
1099 | Handle(VrmlData_ShapeNode)::DownCast (theNode); | |
1100 | dumpNodeHeader (theStream, theIndent, "Shape", theNode->Name()); | |
1101 | if (theIndent.IsEmpty() == Standard_False) { | |
1102 | dumpNode (theStream, aShape->Appearance(), aNewIndent); | |
1103 | dumpNode (theStream, aShape->Geometry(), aNewIndent); | |
1104 | } | |
1105 | } else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Box))) | |
1106 | dumpNodeHeader (theStream, theIndent, "Box", theNode->Name()); | |
1107 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Cylinder))) | |
1108 | dumpNodeHeader (theStream, theIndent, "Cylinder", theNode->Name()); | |
1109 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Sphere))) | |
1110 | dumpNodeHeader (theStream, theIndent, "Sphere", theNode->Name()); | |
1111 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Cone))) | |
1112 | dumpNodeHeader (theStream, theIndent, "Cone", theNode->Name()); | |
1113 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Coordinate))) | |
1114 | dumpNodeHeader (theStream, theIndent, "Coordinate", theNode->Name()); | |
1115 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Group))) { | |
1116 | const Handle(VrmlData_Group) aGroup = | |
1117 | Handle(VrmlData_Group)::DownCast (theNode); | |
1118 | char buf[64]; | |
1119 | sprintf (buf, "Group (%s)", | |
1120 | aGroup->IsTransform() ? "Transform" : "Group"); | |
1121 | dumpNodeHeader (theStream, theIndent, buf, theNode->Name()); | |
1122 | if (theIndent.IsEmpty() == Standard_False) { | |
1123 | VrmlData_ListOfNode::Iterator anIter = aGroup->NodeIterator(); | |
1124 | for (; anIter.More(); anIter.Next()) | |
1125 | dumpNode (theStream, anIter.Value(), aNewIndent); | |
1126 | } | |
1127 | } else if (theNode->IsKind(STANDARD_TYPE(VrmlData_ImageTexture))) | |
1128 | dumpNodeHeader (theStream, theIndent, "ImageTexture", theNode->Name()); | |
1129 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_IndexedFaceSet))) { | |
1130 | const Handle(VrmlData_IndexedFaceSet) aNode = | |
1131 | Handle(VrmlData_IndexedFaceSet)::DownCast(theNode); | |
1132 | const Standard_Integer ** ppDummy; | |
1133 | const Standard_Size nCoord = aNode->Coordinates()->Length(); | |
1134 | const Standard_Size nPoly = aNode->Polygons (ppDummy); | |
1135 | char buf[64]; | |
1136 | sprintf (buf, "IndexedFaceSet (%d vertices, %d polygons)", nCoord, nPoly); | |
1137 | dumpNodeHeader (theStream, theIndent, buf, theNode->Name()); | |
1138 | } else if (theNode->IsKind(STANDARD_TYPE(VrmlData_IndexedLineSet))) { | |
1139 | const Handle(VrmlData_IndexedLineSet) aNode = | |
1140 | Handle(VrmlData_IndexedLineSet)::DownCast(theNode); | |
1141 | const Standard_Integer ** ppDummy; | |
1142 | const Standard_Size nCoord = aNode->Coordinates()->Length(); | |
1143 | const Standard_Size nPoly = aNode->Polygons (ppDummy); | |
1144 | char buf[64]; | |
1145 | sprintf (buf, "IndexedLineSet (%d vertices, %d polygons)", nCoord, nPoly); | |
1146 | dumpNodeHeader (theStream, theIndent, buf, theNode->Name()); | |
1147 | } else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Material))) { | |
1148 | // const Handle(VrmlData_Material) aMaterial = | |
1149 | // Handle(VrmlData_Material)::DownCast (theNode); | |
1150 | dumpNodeHeader (theStream, theIndent, "Material", theNode->Name()); | |
1151 | } | |
1152 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_Normal))) | |
1153 | dumpNodeHeader (theStream, theIndent, "Normal", theNode->Name()); | |
1154 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_TextureCoordinate))) | |
1155 | dumpNodeHeader (theStream, theIndent, "TextureCoordinate", theNode->Name()); | |
1156 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_WorldInfo))) | |
1157 | dumpNodeHeader (theStream, theIndent, "WorldInfo", theNode->Name()); | |
1158 | else if (theNode->IsKind(STANDARD_TYPE(VrmlData_UnknownNode))) { | |
1159 | const Handle(VrmlData_UnknownNode) anUnknown = | |
1160 | Handle(VrmlData_UnknownNode)::DownCast (theNode); | |
1161 | char buf[64]; | |
1162 | sprintf (buf, "Unknown (%s)", anUnknown->GetTitle().ToCString()); | |
1163 | dumpNodeHeader (theStream, theIndent, buf, theNode->Name()); | |
1164 | } | |
1165 | } | |
1166 | ||
1167 | //======================================================================= | |
1168 | //function : dumpNodeHeader | |
1169 | //purpose : | |
1170 | //======================================================================= | |
1171 | ||
1172 | void dumpNodeHeader (Standard_OStream& theStream, | |
1173 | const TCollection_AsciiString& theIndent, | |
1174 | const char * theType, | |
1175 | const char * theName) | |
1176 | { | |
1177 | theStream << theIndent << theType <<" node"; | |
1178 | if (theName[0] == '\0') | |
1179 | theStream << endl; | |
1180 | else | |
1181 | theStream << ": \"" << theName << '\"' << endl; | |
1182 | } |