1 | // ---------------------------------------------------------------------------
|
---|
2 | // Includes for all the program files to see
|
---|
3 | // ---------------------------------------------------------------------------
|
---|
4 | #include <string.h>
|
---|
5 | #include <stdlib.h>
|
---|
6 | #include <iostream>
|
---|
7 | using namespace std;
|
---|
8 | #include <xercesc/util/PlatformUtils.hpp>
|
---|
9 |
|
---|
10 | // ---------------------------------------------------------------------------
|
---|
11 | // Includes
|
---|
12 | // ---------------------------------------------------------------------------
|
---|
13 | #include <xercesc/framework/StdInInputSource.hpp>
|
---|
14 | #include <xercesc/parsers/SAXParser.hpp>
|
---|
15 | #include <xercesc/util/OutOfMemoryException.hpp>
|
---|
16 |
|
---|
17 | // ---------------------------------------------------------------------------
|
---|
18 | // Includes
|
---|
19 | // ---------------------------------------------------------------------------
|
---|
20 | #include <xercesc/sax/AttributeList.hpp>
|
---|
21 | #include <xercesc/sax/SAXParseException.hpp>
|
---|
22 | #include <xercesc/sax/SAXException.hpp>
|
---|
23 |
|
---|
24 | #include "ViewCellsParser.h"
|
---|
25 |
|
---|
26 | #include "ViewCellsParserXerces.h"
|
---|
27 | #include "Mesh.h"
|
---|
28 | #include "VspBspTree.h"
|
---|
29 | #include "ViewCellBsp.h"
|
---|
30 | #include "ViewCellsManager.h"
|
---|
31 | #include "GzFileInputSource.h"
|
---|
32 | #include "OspTree.h"
|
---|
33 | #include "VspTree.h"
|
---|
34 | #include "KdTree.h"
|
---|
35 | #include "BvHierarchy.h"
|
---|
36 |
|
---|
37 |
|
---|
38 | namespace GtpVisibilityPreprocessor {
|
---|
39 |
|
---|
40 |
|
---|
41 | // ---------------------------------------------------------------------------
|
---|
42 | // Local data
|
---|
43 | //
|
---|
44 | // doNamespaces
|
---|
45 | // Indicates whether namespace processing should be enabled or not.
|
---|
46 | // The default is no, but -n overrides that.
|
---|
47 | //
|
---|
48 | // doSchema
|
---|
49 | // Indicates whether schema processing should be enabled or not.
|
---|
50 | // The default is no, but -s overrides that.
|
---|
51 | //
|
---|
52 | // schemaFullChecking
|
---|
53 | // Indicates whether full schema constraint checking should be enabled or not.
|
---|
54 | // The default is no, but -s overrides that.
|
---|
55 | //
|
---|
56 | // valScheme
|
---|
57 | // Indicates what validation scheme to use. It defaults to 'auto', but
|
---|
58 | // can be set via the -v= command.
|
---|
59 | // ---------------------------------------------------------------------------
|
---|
60 | static bool doNamespaces = false;
|
---|
61 | static bool doSchema = false;
|
---|
62 | static bool schemaFullChecking = false;
|
---|
63 | static SAXParser::ValSchemes valScheme = SAXParser::Val_Auto;
|
---|
64 |
|
---|
65 |
|
---|
66 |
|
---|
67 | inline static bool ilt(Intersectable *obj1, Intersectable *obj2)
|
---|
68 | {
|
---|
69 | return obj1->mId < obj2->mId;
|
---|
70 | }
|
---|
71 |
|
---|
72 |
|
---|
73 | // ---------------------------------------------------------------------------
|
---|
74 | // StdInParseHandlers: Constructors and Destructor
|
---|
75 | // ---------------------------------------------------------------------------
|
---|
76 | ViewCellsParseHandlers::ViewCellsParseHandlers(ObjectContainer *objects,
|
---|
77 | BoundingBoxConverter *bconverter):
|
---|
78 | mElementCount(0)
|
---|
79 | , mAttrCount(0)
|
---|
80 | , mCharacterCount(0)
|
---|
81 | , mSpaceCount(0)
|
---|
82 | , mViewCellsManager(NULL)
|
---|
83 | , mVspBspTree(NULL)
|
---|
84 | , mBspTree(NULL)
|
---|
85 | , mViewCellsTree(NULL)
|
---|
86 | , mCurrentState(PARSE_OPTIONS)
|
---|
87 | , mCurrentViewCell(NULL)
|
---|
88 | , mCurrentBspNode(NULL)
|
---|
89 | , mCurrentVspNode(NULL)
|
---|
90 | , mCurrentKdNode(NULL)
|
---|
91 | , mObjects(objects)
|
---|
92 | , mBoundingBoxConverter(bconverter)
|
---|
93 | {
|
---|
94 | std::stable_sort(mObjects->begin(), mObjects->end(), ilt);
|
---|
95 | }
|
---|
96 |
|
---|
97 |
|
---|
98 | ViewCellsParseHandlers::~ViewCellsParseHandlers()
|
---|
99 | {
|
---|
100 | }
|
---|
101 |
|
---|
102 |
|
---|
103 | // ---------------------------------------------------------------------------
|
---|
104 | // StdInParseHandlers: Implementation of the SAX DocumentHandler interface
|
---|
105 | // ---------------------------------------------------------------------------
|
---|
106 |
|
---|
107 |
|
---|
108 | void ViewCellsParseHandlers::endElement(const XMLCh* const name)
|
---|
109 | {
|
---|
110 | StrX lname(name);
|
---|
111 | string element(lname.LocalForm());
|
---|
112 |
|
---|
113 | if (element == "BoundingBoxes")
|
---|
114 | EndBoundingBoxes();
|
---|
115 |
|
---|
116 | if (element == "ViewCells")
|
---|
117 | EndViewCells();
|
---|
118 |
|
---|
119 | // inside the view cell description
|
---|
120 | if (mCurrentState == PARSE_VIEWCELLS)
|
---|
121 | {
|
---|
122 | if (element == "Interior")
|
---|
123 | EndViewCellInterior();
|
---|
124 | }
|
---|
125 | else
|
---|
126 | {
|
---|
127 | if (element == "Interior")
|
---|
128 | EndBspInterior();
|
---|
129 | }
|
---|
130 |
|
---|
131 | // finished, create view cells manager
|
---|
132 | if (element == "VisibilitySolution")
|
---|
133 | CreateViewCellsManager();
|
---|
134 | }
|
---|
135 |
|
---|
136 |
|
---|
137 | void ViewCellsParseHandlers::EndBspInterior()
|
---|
138 | {
|
---|
139 | // go one up in the tree
|
---|
140 | if (mCurrentBspNode->GetParent())
|
---|
141 | { cout << "]";
|
---|
142 | mCurrentBspNode = mCurrentBspNode->GetParent();
|
---|
143 | }
|
---|
144 | }
|
---|
145 |
|
---|
146 |
|
---|
147 | void ViewCellsParseHandlers::EndVspInterior()
|
---|
148 | {
|
---|
149 | // go one up in the tree
|
---|
150 | if (mCurrentVspNode->GetParent())
|
---|
151 | { cout << "]";
|
---|
152 | mCurrentVspNode = mCurrentVspNode->GetParent();
|
---|
153 | }
|
---|
154 | }
|
---|
155 |
|
---|
156 |
|
---|
157 | void ViewCellsParseHandlers::EndViewCellInterior()
|
---|
158 | {
|
---|
159 | // go one up in the tree
|
---|
160 | if (mCurrentViewCell->GetParent())
|
---|
161 | { cout << "]";
|
---|
162 | mCurrentViewCell = mCurrentViewCell->GetParent();
|
---|
163 | }
|
---|
164 | }
|
---|
165 |
|
---|
166 |
|
---|
167 | inline static bool vlt(ViewCell *v1, ViewCell *v2)
|
---|
168 | {
|
---|
169 | return v1->mId < v2->mId;
|
---|
170 | }
|
---|
171 |
|
---|
172 |
|
---|
173 | void ViewCellsParseHandlers::EndViewCells()
|
---|
174 | {
|
---|
175 | // sort view cells to help associating view cells according to their id
|
---|
176 | stable_sort(mViewCells.begin(), mViewCells.end(), vlt);
|
---|
177 |
|
---|
178 | // not parsing view cells anymore
|
---|
179 | mCurrentState = PARSE_OPTIONS;
|
---|
180 | }
|
---|
181 |
|
---|
182 |
|
---|
183 | void ViewCellsParseHandlers::EndBoundingBoxes()
|
---|
184 | {
|
---|
185 | // all bounding boxes gathered in this step =>
|
---|
186 | // associate object ids with bounding boxes
|
---|
187 | long startTime = GetTime();
|
---|
188 |
|
---|
189 | if (mBoundingBoxConverter)
|
---|
190 | mBoundingBoxConverter->IdentifyObjects(mIBoundingBoxes, *mObjects);
|
---|
191 |
|
---|
192 | Debug << "\nconverted bounding boxes to objects in "
|
---|
193 | << TimeDiff(startTime, GetTime()) * 1e-3 << " secs" << endl;
|
---|
194 | }
|
---|
195 |
|
---|
196 |
|
---|
197 | void ViewCellsParseHandlers::StartHierarchy(AttributeList& attributes)
|
---|
198 | {
|
---|
199 | int len = attributes.getLength();
|
---|
200 |
|
---|
201 | for (int i = 0; i < len; ++ i)
|
---|
202 | {
|
---|
203 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
204 |
|
---|
205 | if (attrName == "name")
|
---|
206 | {
|
---|
207 | StrX attrValue(attributes.getValue(i));
|
---|
208 |
|
---|
209 | const char *ptr = attrValue.LocalForm();
|
---|
210 |
|
---|
211 | // the view cells manager is created here
|
---|
212 | //CreateViewCellsManager(ptr);
|
---|
213 | }
|
---|
214 | }
|
---|
215 | }
|
---|
216 |
|
---|
217 |
|
---|
218 | void ViewCellsParseHandlers::StartBspElement(string element,
|
---|
219 | AttributeList& attributes)
|
---|
220 | {
|
---|
221 | if (element == "Interior")
|
---|
222 | {
|
---|
223 | cout << "[";
|
---|
224 | StartBspInterior(attributes);
|
---|
225 | }
|
---|
226 |
|
---|
227 | if (element == "Leaf")
|
---|
228 | {
|
---|
229 | cout << "l";
|
---|
230 | StartBspLeaf(attributes);
|
---|
231 | }
|
---|
232 | }
|
---|
233 |
|
---|
234 |
|
---|
235 | void ViewCellsParseHandlers::StartVspElement(string element,
|
---|
236 | AttributeList& attributes)
|
---|
237 | {
|
---|
238 | if (element == "Interior")
|
---|
239 | {
|
---|
240 | cout << "[";
|
---|
241 | StartVspInterior(attributes);
|
---|
242 | }
|
---|
243 |
|
---|
244 | if (element == "Leaf")
|
---|
245 | {
|
---|
246 | cout << "l";
|
---|
247 | StartVspLeaf(attributes);
|
---|
248 | }
|
---|
249 | }
|
---|
250 |
|
---|
251 |
|
---|
252 | void ViewCellsParseHandlers::StartOspElement(string element,
|
---|
253 | AttributeList& attributes)
|
---|
254 | {
|
---|
255 | if (element == "Interior")
|
---|
256 | {
|
---|
257 | cout << "[";
|
---|
258 | StartOspInterior(attributes);
|
---|
259 | }
|
---|
260 |
|
---|
261 | if (element == "Leaf")
|
---|
262 | {
|
---|
263 | cout << "l";
|
---|
264 | StartOspLeaf(attributes);
|
---|
265 | }
|
---|
266 | }
|
---|
267 |
|
---|
268 |
|
---|
269 | void ViewCellsParseHandlers::StartBvhElement(string element,
|
---|
270 | AttributeList& attributes)
|
---|
271 | {
|
---|
272 | if (element == "Interior")
|
---|
273 | {
|
---|
274 | cout << "[";
|
---|
275 | StartBvhInterior(attributes);
|
---|
276 | }
|
---|
277 |
|
---|
278 | if (element == "Leaf")
|
---|
279 | {
|
---|
280 | cout << "l";
|
---|
281 | StartBvhLeaf(attributes);
|
---|
282 | }
|
---|
283 | }
|
---|
284 |
|
---|
285 |
|
---|
286 | void ViewCellsParseHandlers::StartViewSpaceHierarchyElement(const std::string &element,
|
---|
287 | AttributeList& attributes)
|
---|
288 | {
|
---|
289 | //if (!mViewCellsManager)return;
|
---|
290 |
|
---|
291 | //-- use cell type according to the chosen method
|
---|
292 |
|
---|
293 | switch (mViewSpaceHierarchyType)
|
---|
294 | {
|
---|
295 | case BSP:
|
---|
296 | StartBspElement(element, attributes);
|
---|
297 | break;
|
---|
298 | case VSP:
|
---|
299 | StartVspElement(element, attributes);
|
---|
300 | break;
|
---|
301 | default:
|
---|
302 | Debug << "not implemented" << endl;
|
---|
303 | break;
|
---|
304 | }
|
---|
305 | }
|
---|
306 |
|
---|
307 |
|
---|
308 | void ViewCellsParseHandlers::StartObjectSpaceHierarchyElement(const std::string &element,
|
---|
309 | AttributeList& attributes)
|
---|
310 | {
|
---|
311 | //if (!mViewCellsManager)return;
|
---|
312 |
|
---|
313 | //-- use cell type according to the chosen method
|
---|
314 |
|
---|
315 | switch (mObjectSpaceHierarchyType)
|
---|
316 | {
|
---|
317 | case OSP:
|
---|
318 | StartOspElement(element, attributes);
|
---|
319 | break;
|
---|
320 | case BVH:
|
---|
321 | StartBvhElement(element, attributes);
|
---|
322 | break;
|
---|
323 | default:
|
---|
324 | Debug << "not implemented" << endl;
|
---|
325 | break;
|
---|
326 | }
|
---|
327 | }
|
---|
328 |
|
---|
329 |
|
---|
330 | void ViewCellsParseHandlers::StartViewCellHierarchyElement(const std::string &element,
|
---|
331 | AttributeList& attributes)
|
---|
332 | {
|
---|
333 | // interiors + leaves interpreted view cells else
|
---|
334 | if (element == "Interior")
|
---|
335 | {
|
---|
336 | Debug << "[";
|
---|
337 | StartViewCellInterior(attributes);
|
---|
338 | }
|
---|
339 |
|
---|
340 | if (element == "Leaf")
|
---|
341 | {
|
---|
342 | Debug << "l";
|
---|
343 | StartViewCellLeaf(attributes);
|
---|
344 | }
|
---|
345 | }
|
---|
346 |
|
---|
347 |
|
---|
348 | void ViewCellsParseHandlers::startElement(const XMLCh* const name,
|
---|
349 | AttributeList& attributes)
|
---|
350 | {
|
---|
351 | StrX lname(name);
|
---|
352 | string element(lname.LocalForm());
|
---|
353 |
|
---|
354 | if (element == "ViewCells")
|
---|
355 | {
|
---|
356 | cout << "parsing view cells" << endl;
|
---|
357 |
|
---|
358 | mCurrentState = PARSE_VIEWCELLS;
|
---|
359 |
|
---|
360 | // create new view cells hierarchy
|
---|
361 | mViewCellsTree = new ViewCellsTree();
|
---|
362 | }
|
---|
363 |
|
---|
364 | // decides about the view cells manager type
|
---|
365 | if (element == "Hierarchy")
|
---|
366 | {
|
---|
367 | cout << "parsing view cells manager type" << endl;
|
---|
368 | StartHierarchy(attributes);
|
---|
369 | }
|
---|
370 |
|
---|
371 | // decides about the view cell hierarchy
|
---|
372 | if (element == "ViewSpaceHierarchy")
|
---|
373 | {
|
---|
374 | cout << "parsing view space hierarchy" << endl;
|
---|
375 | mCurrentState = PARSE_VIEWSPACE_HIERARCHY;
|
---|
376 | StartViewSpaceHierarchy(attributes);
|
---|
377 | }
|
---|
378 |
|
---|
379 | // decides about the view cell hierarchy
|
---|
380 | if (element == "ObjectSpaceHierarchy")
|
---|
381 | {
|
---|
382 | cout << "parsing object space hierarchy" << endl;
|
---|
383 | mCurrentState = PARSE_OBJECTSPACE_HIERARCHY;
|
---|
384 | StartObjectSpaceHierarchy(attributes);
|
---|
385 | }
|
---|
386 |
|
---|
387 | // decides the used view cell hierarchy
|
---|
388 | if (element == "BoundingBox")
|
---|
389 | {
|
---|
390 | Debug << "b";
|
---|
391 | StartBoundingBox(attributes);
|
---|
392 | }
|
---|
393 |
|
---|
394 | // parse view space hierarchy
|
---|
395 | switch (mCurrentState)
|
---|
396 | {
|
---|
397 | case PARSE_VIEWSPACE_HIERARCHY:
|
---|
398 | StartViewSpaceHierarchyElement(element, attributes);
|
---|
399 | break;
|
---|
400 | case PARSE_OBJECTSPACE_HIERARCHY:
|
---|
401 | StartObjectSpaceHierarchyElement(element, attributes);
|
---|
402 | break;
|
---|
403 | case PARSE_VIEWCELLS:
|
---|
404 | StartViewCellHierarchyElement(element, attributes);
|
---|
405 | break;
|
---|
406 | default:
|
---|
407 | break;
|
---|
408 | }
|
---|
409 |
|
---|
410 | ++ mElementCount;
|
---|
411 | mAttrCount += attributes.getLength();
|
---|
412 | }
|
---|
413 |
|
---|
414 |
|
---|
415 | void ViewCellsParseHandlers::StartViewCell(ViewCell *viewCell,
|
---|
416 | AttributeList& attributes)
|
---|
417 | {
|
---|
418 | int len = attributes.getLength();
|
---|
419 | vector<int> objIndices;
|
---|
420 |
|
---|
421 | for (int i = 0; i < len; ++ i)
|
---|
422 | {
|
---|
423 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
424 |
|
---|
425 | if (attrName == "pvs")
|
---|
426 | {
|
---|
427 | StrX attrValue(attributes.getValue(i));
|
---|
428 |
|
---|
429 | // handle coordIndex
|
---|
430 | objIndices.clear();
|
---|
431 | const char *ptr = attrValue.LocalForm();
|
---|
432 | char *endptr;
|
---|
433 |
|
---|
434 | while (1)
|
---|
435 | {
|
---|
436 | int index = strtol(ptr, &endptr, 10);
|
---|
437 |
|
---|
438 | if (ptr == endptr)
|
---|
439 | break;
|
---|
440 |
|
---|
441 | objIndices.push_back(index);
|
---|
442 |
|
---|
443 | ptr = endptr;
|
---|
444 | }
|
---|
445 |
|
---|
446 | //TODO: find objects and add them to pvs
|
---|
447 | // TODO: get view cell with specified id
|
---|
448 | MeshInstance dummyInst(NULL);
|
---|
449 |
|
---|
450 | vector<int>::const_iterator it, it_end = objIndices.end();
|
---|
451 | for (it = objIndices.begin(); it != it_end; ++ it)
|
---|
452 | {
|
---|
453 | const int objId = *it;
|
---|
454 | dummyInst.SetId(objId);
|
---|
455 |
|
---|
456 | ObjectContainer::iterator oit =
|
---|
457 | lower_bound(mObjects->begin(), mObjects->end(), (Intersectable *)&dummyInst, ilt);
|
---|
458 |
|
---|
459 | if ((oit != mObjects->end()) && ((*oit)->GetId() == objId))
|
---|
460 | {
|
---|
461 | // $$JB we should store a float a per object which corresponds
|
---|
462 | // to sumof pdfs, i.e. its relative visibility
|
---|
463 | // temporarily set to 1.0f
|
---|
464 | viewCell->GetPvs().AddSample(*oit, 1.0f);
|
---|
465 | }
|
---|
466 | else
|
---|
467 | {
|
---|
468 | Debug << "error: object with id " << objId << " does not exist" << endl;
|
---|
469 | }
|
---|
470 | }
|
---|
471 | }
|
---|
472 | else if (attrName == "id")
|
---|
473 | {
|
---|
474 | StrX attrValue(attributes.getValue(i));
|
---|
475 |
|
---|
476 | const char *ptr = attrValue.LocalForm();
|
---|
477 | char *endptr = NULL;
|
---|
478 | const int id = strtol(ptr, &endptr, 10);
|
---|
479 |
|
---|
480 | viewCell->SetId(id);
|
---|
481 | }
|
---|
482 | /*else if (attrName == "active")
|
---|
483 | {
|
---|
484 | StrX attrValue(attributes.getValue(i));
|
---|
485 |
|
---|
486 | const char *ptr = attrValue.LocalForm();
|
---|
487 | char *endptr = NULL;
|
---|
488 | const bool isActive = (bool)strtol(ptr, &endptr, 10);
|
---|
489 |
|
---|
490 | if (isActive)
|
---|
491 | viewCell->SetActive();
|
---|
492 | }*/
|
---|
493 | else if (attrName == "mergecost")
|
---|
494 | {
|
---|
495 | StrX attrValue(attributes.getValue(i));
|
---|
496 |
|
---|
497 | const char *ptr = attrValue.LocalForm();
|
---|
498 | char *endptr = NULL;
|
---|
499 | const float cost = (float)strtod(ptr, &endptr);
|
---|
500 |
|
---|
501 | viewCell->SetMergeCost(cost);
|
---|
502 | }
|
---|
503 | }
|
---|
504 | }
|
---|
505 |
|
---|
506 |
|
---|
507 | void ViewCellsParseHandlers::StartViewSpaceHierarchy(AttributeList& attributes)
|
---|
508 | {
|
---|
509 | int len = attributes.getLength();
|
---|
510 |
|
---|
511 | Vector3 bmin, bmax;
|
---|
512 |
|
---|
513 | for (int i = 0; i < len; ++ i)
|
---|
514 | {
|
---|
515 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
516 | StrX attrValue(attributes.getValue(i));
|
---|
517 | const char *ptr = attrValue.LocalForm();
|
---|
518 |
|
---|
519 | // hierarchy type
|
---|
520 | if (attrName == "type")
|
---|
521 | {
|
---|
522 | if (strcmp(ptr, "bsp") == 0)
|
---|
523 | {
|
---|
524 | cout << "view space hierarchy: Bsp" << endl;
|
---|
525 | mViewSpaceHierarchyType = BSP;
|
---|
526 | }
|
---|
527 | else if (strcmp(ptr, "vsp") == 0)
|
---|
528 | {
|
---|
529 | Debug << "view space hierarchy: Vsp" << endl;
|
---|
530 | mViewSpaceHierarchyType = VSP;
|
---|
531 | }
|
---|
532 | }
|
---|
533 | else if (attrName == "min") // the view space extent
|
---|
534 | {
|
---|
535 | sscanf(ptr, "%f %f %f",
|
---|
536 | &bmin.x, &bmin.y, &bmin.z);
|
---|
537 | }
|
---|
538 | else if (attrName == "max")
|
---|
539 | {
|
---|
540 | sscanf(ptr, "%f %f %f",
|
---|
541 | &bmax.x, &bmax.y, &bmax.z);
|
---|
542 | }
|
---|
543 | }
|
---|
544 |
|
---|
545 | mViewSpaceBox = AxisAlignedBox3(bmin, bmax);
|
---|
546 |
|
---|
547 | // create the hierarchy based on this information
|
---|
548 | CreateViewSpaceHierarchy();
|
---|
549 | }
|
---|
550 |
|
---|
551 |
|
---|
552 | void ViewCellsParseHandlers::StartObjectSpaceHierarchy(AttributeList& attributes)
|
---|
553 | {
|
---|
554 | int len = attributes.getLength();
|
---|
555 |
|
---|
556 | Vector3 bmin, bmax;
|
---|
557 |
|
---|
558 | for (int i = 0; i < len; ++ i)
|
---|
559 | {
|
---|
560 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
561 | StrX attrValue(attributes.getValue(i));
|
---|
562 | const char *ptr = attrValue.LocalForm();
|
---|
563 |
|
---|
564 | // hierarchy type
|
---|
565 | if (attrName == "type")
|
---|
566 | {
|
---|
567 | if (strcmp(ptr, "bsp") == 0)
|
---|
568 | {
|
---|
569 | Debug << "view space hierarchy: Bsp" << endl;
|
---|
570 | mViewSpaceHierarchyType = BSP;
|
---|
571 | }
|
---|
572 | else if (strcmp(ptr, "vsp") == 0)
|
---|
573 | {
|
---|
574 | Debug << "view space hierarchy: Vsp" << endl;
|
---|
575 | mViewSpaceHierarchyType = VSP;
|
---|
576 | }
|
---|
577 | }
|
---|
578 | }
|
---|
579 | }
|
---|
580 |
|
---|
581 |
|
---|
582 |
|
---|
583 | void ViewCellsParseHandlers::StartBoundingBox(AttributeList& attributes)
|
---|
584 | {
|
---|
585 | int len = attributes.getLength();
|
---|
586 |
|
---|
587 | Vector3 bmin, bmax;
|
---|
588 | int id;
|
---|
589 |
|
---|
590 | for (int i = 0; i < len; ++ i)
|
---|
591 | {
|
---|
592 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
593 | StrX attrValue(attributes.getValue(i));
|
---|
594 | const char *ptr = attrValue.LocalForm();
|
---|
595 |
|
---|
596 |
|
---|
597 | if (attrName == "id")
|
---|
598 | {
|
---|
599 | sscanf(ptr, "%d", &id);
|
---|
600 | }
|
---|
601 | if (attrName == "min")
|
---|
602 | {
|
---|
603 | sscanf(ptr, "%f %f %f", &bmin.x, &bmin.y, &bmin.z);
|
---|
604 | }
|
---|
605 | else if (attrName == "max")
|
---|
606 | {
|
---|
607 | sscanf(ptr, "%f %f %f", &bmax.x, &bmax.y, &bmax.z);
|
---|
608 | }
|
---|
609 | }
|
---|
610 |
|
---|
611 | AxisAlignedBox3 box(bmin, bmax);
|
---|
612 | mIBoundingBoxes.push_back(IndexedBoundingBox(id, box));
|
---|
613 | //cout << "bbox: " << box << endl;
|
---|
614 | }
|
---|
615 |
|
---|
616 |
|
---|
617 | void ViewCellsParseHandlers::StartBspLeaf(AttributeList& attributes)
|
---|
618 | {
|
---|
619 | BspLeaf * leaf =
|
---|
620 | new BspLeaf(dynamic_cast<BspInterior *>(mCurrentBspNode), NULL);
|
---|
621 |
|
---|
622 | if (mCurrentBspNode) // replace front or (if not NULL) back child
|
---|
623 | {
|
---|
624 | dynamic_cast<BspInterior *>(mCurrentBspNode)->ReplaceChildLink(NULL, leaf);
|
---|
625 | }
|
---|
626 | else
|
---|
627 | {
|
---|
628 | mVspBspTree->mRoot = leaf;
|
---|
629 | }
|
---|
630 |
|
---|
631 | //-- find associated view cell
|
---|
632 |
|
---|
633 | int viewCellId;
|
---|
634 |
|
---|
635 | int len = attributes.getLength();
|
---|
636 |
|
---|
637 | for (int i = 0; i < len; ++ i)
|
---|
638 | {
|
---|
639 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
640 | StrX attrValue(attributes.getValue(i));
|
---|
641 |
|
---|
642 | const char *ptr = attrValue.LocalForm();
|
---|
643 | char *endptr = NULL;
|
---|
644 |
|
---|
645 | if (attrName == "viewCellId")
|
---|
646 | {
|
---|
647 | viewCellId = strtol(ptr, &endptr, 10);
|
---|
648 | }
|
---|
649 | }
|
---|
650 |
|
---|
651 |
|
---|
652 | if (viewCellId >= 0) // valid view cell found
|
---|
653 | {
|
---|
654 | // TODO: get view cell with specified id
|
---|
655 | ViewCellInterior dummyVc;
|
---|
656 | dummyVc.SetId(viewCellId);
|
---|
657 |
|
---|
658 | ViewCellContainer::iterator vit =
|
---|
659 | lower_bound(mViewCells.begin(), mViewCells.end(), &dummyVc, vlt);
|
---|
660 |
|
---|
661 | BspViewCell *viewCell = dynamic_cast<BspViewCell *>(*vit);
|
---|
662 |
|
---|
663 | if (viewCell->GetId() == viewCellId)
|
---|
664 | {
|
---|
665 | leaf->SetViewCell(viewCell);
|
---|
666 | viewCell->mLeaf = leaf;
|
---|
667 | }
|
---|
668 | else
|
---|
669 | {
|
---|
670 | Debug << "error: view cell does not exist" << endl;
|
---|
671 | }
|
---|
672 | }
|
---|
673 | else
|
---|
674 | {
|
---|
675 | // add to invalid view space
|
---|
676 | if (mViewSpaceHierarchyType== ViewCellsManager::VSP_BSP)
|
---|
677 | {
|
---|
678 | leaf->SetViewCell(mVspBspTree->GetOrCreateOutOfBoundsCell());
|
---|
679 | leaf->SetTreeValid(false);
|
---|
680 | mVspBspTree->PropagateUpValidity(leaf);
|
---|
681 | }
|
---|
682 | }
|
---|
683 | }
|
---|
684 |
|
---|
685 |
|
---|
686 | void ViewCellsParseHandlers::StartBspInterior(AttributeList& attributes)
|
---|
687 | {
|
---|
688 | Plane3 plane;
|
---|
689 | int len = attributes.getLength();
|
---|
690 |
|
---|
691 | for (int i = 0; i < len; ++ i)
|
---|
692 | {
|
---|
693 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
694 | StrX attrValue(attributes.getValue(i));
|
---|
695 | const char *ptr = attrValue.LocalForm();
|
---|
696 |
|
---|
697 | if (attrName == "plane")
|
---|
698 | {
|
---|
699 | sscanf(ptr, "%f %f %f %f",
|
---|
700 | &plane.mNormal.x, &plane.mNormal.y, &plane.mNormal.z, &plane.mD);
|
---|
701 | }
|
---|
702 | }
|
---|
703 |
|
---|
704 | BspInterior* interior = new BspInterior(plane);
|
---|
705 |
|
---|
706 | if (mCurrentBspNode) // replace NULL child of parent with current node
|
---|
707 | {
|
---|
708 | BspInterior *current = dynamic_cast<BspInterior *>(mCurrentBspNode);
|
---|
709 |
|
---|
710 | current->ReplaceChildLink(NULL, interior);
|
---|
711 | interior->SetParent(current);
|
---|
712 | }
|
---|
713 | else
|
---|
714 | {
|
---|
715 | mVspBspTree->mRoot = interior;
|
---|
716 | }
|
---|
717 |
|
---|
718 | mCurrentBspNode = interior;
|
---|
719 | }
|
---|
720 |
|
---|
721 |
|
---|
722 | void ViewCellsParseHandlers::StartViewCellLeaf(AttributeList& attributes)
|
---|
723 | {
|
---|
724 | BspViewCell *viewCell = new BspViewCell();
|
---|
725 |
|
---|
726 | if (mCurrentViewCell) // replace front or (if not NULL) back child
|
---|
727 | {
|
---|
728 | ViewCellInterior *interior = dynamic_cast<ViewCellInterior *>(mCurrentViewCell);
|
---|
729 | interior->SetupChildLink(viewCell);
|
---|
730 | }
|
---|
731 | else // root
|
---|
732 | {
|
---|
733 | mViewCellsTree->SetRoot(viewCell);
|
---|
734 | }
|
---|
735 |
|
---|
736 | StartViewCell(viewCell, attributes);
|
---|
737 |
|
---|
738 | // collect leaves
|
---|
739 | mViewCells.push_back(viewCell);
|
---|
740 | }
|
---|
741 |
|
---|
742 |
|
---|
743 | void ViewCellsParseHandlers::StartViewCellInterior(AttributeList& attributes)
|
---|
744 | {
|
---|
745 | ViewCellInterior* interior = new ViewCellInterior();
|
---|
746 |
|
---|
747 | if (mCurrentViewCell) // replace NULL child of parent with current node
|
---|
748 | {
|
---|
749 | ViewCellInterior *current = dynamic_cast<ViewCellInterior *>(mCurrentViewCell);
|
---|
750 |
|
---|
751 | current->SetupChildLink(interior);
|
---|
752 | }
|
---|
753 | else
|
---|
754 | {
|
---|
755 | mViewCellsTree->SetRoot(interior);
|
---|
756 | }
|
---|
757 |
|
---|
758 | mCurrentViewCell = interior;
|
---|
759 |
|
---|
760 | StartViewCell(interior, attributes);
|
---|
761 | }
|
---|
762 |
|
---|
763 |
|
---|
764 | void ViewCellsParseHandlers::CreateViewSpaceHierarchy()
|
---|
765 | {
|
---|
766 | if (mViewSpaceHierarchyType == BSP)
|
---|
767 | {
|
---|
768 | cout << "hierarchy type: Bsp" << endl;
|
---|
769 |
|
---|
770 | mVspBspTree = new VspBspTree();
|
---|
771 |
|
---|
772 | // set view space box
|
---|
773 | mVspBspTree->mBox = mViewSpaceBox;
|
---|
774 | }
|
---|
775 | else if (mViewSpaceHierarchyType == VSP)
|
---|
776 | {
|
---|
777 | cout << "hierarchy type: Vsp" << endl;
|
---|
778 |
|
---|
779 | mVspTree = new VspTree();
|
---|
780 | // set view space box
|
---|
781 | mVspTree->mBoundingBox = mViewSpaceBox;
|
---|
782 | }
|
---|
783 |
|
---|
784 | cout << "\nview space box: " << mViewSpaceBox << endl;
|
---|
785 | }
|
---|
786 |
|
---|
787 |
|
---|
788 | void ViewCellsParseHandlers::CreateObjectSpaceHierarchy()
|
---|
789 | {
|
---|
790 | if (mViewSpaceHierarchyType == OSP)
|
---|
791 | {
|
---|
792 | Debug << "object hierarchy type: Osp" << endl;
|
---|
793 |
|
---|
794 | mOspTree = new OspTree();
|
---|
795 | }
|
---|
796 | else if (mViewSpaceHierarchyType == VSP)
|
---|
797 | {
|
---|
798 | Debug << "object hierarchy type: Vsp" << endl;
|
---|
799 |
|
---|
800 | mVspTree = new VspTree();
|
---|
801 | }
|
---|
802 | }
|
---|
803 |
|
---|
804 |
|
---|
805 | void ViewCellsParseHandlers::CreateViewCellsManager(/*const char *name*/)
|
---|
806 | {
|
---|
807 | if (mViewSpaceHierarchyType == BSP) //
|
---|
808 | {
|
---|
809 | Debug << "creating view cells manager: VspBsp" << endl;
|
---|
810 |
|
---|
811 | //mVspBspTree = new VspBspTree();
|
---|
812 | mViewCellsManager = new VspBspViewCellsManager(mViewCellsTree, mVspBspTree);
|
---|
813 | }
|
---|
814 | else if (mViewSpaceHierarchyType == VSP)
|
---|
815 | {
|
---|
816 | Debug << "vcreating view cells manager: VsOspp" << endl;
|
---|
817 |
|
---|
818 | // hack
|
---|
819 | mViewCellsManager = new VspOspViewCellsManager(mViewCellsTree, mVspTree, mOspTree);
|
---|
820 | }
|
---|
821 |
|
---|
822 | mViewCellsManager->SetViewSpaceBox(mViewSpaceBox);
|
---|
823 | }
|
---|
824 |
|
---|
825 |
|
---|
826 | void ViewCellsParseHandlers::characters(const XMLCh* const chars,
|
---|
827 | const unsigned int length)
|
---|
828 | {
|
---|
829 | mCharacterCount += length;
|
---|
830 | }
|
---|
831 |
|
---|
832 |
|
---|
833 | void ViewCellsParseHandlers::ignorableWhitespace(const XMLCh* const chars,
|
---|
834 | const unsigned int length)
|
---|
835 | {
|
---|
836 | mSpaceCount += length;
|
---|
837 | }
|
---|
838 |
|
---|
839 |
|
---|
840 | void ViewCellsParseHandlers::resetDocument()
|
---|
841 | {
|
---|
842 | mAttrCount = 0;
|
---|
843 | mCharacterCount = 0;
|
---|
844 | mElementCount = 0;
|
---|
845 | mSpaceCount = 0;
|
---|
846 | }
|
---|
847 |
|
---|
848 |
|
---|
849 | void ViewCellsParseHandlers::StartVspLeaf(AttributeList& attributes)
|
---|
850 | {
|
---|
851 | VspLeaf * leaf =
|
---|
852 | new VspLeaf(dynamic_cast<VspInterior *>(mCurrentVspNode), NULL);
|
---|
853 |
|
---|
854 | if (mCurrentVspNode) // replace front or (if not NULL) back child
|
---|
855 | {
|
---|
856 | dynamic_cast<VspInterior *>(mCurrentVspNode)->ReplaceChildLink(NULL, leaf);
|
---|
857 | }
|
---|
858 | else
|
---|
859 | {
|
---|
860 | mVspTree->mRoot = leaf;
|
---|
861 | }
|
---|
862 |
|
---|
863 | //-- find associated view cell
|
---|
864 | int viewCellId;
|
---|
865 |
|
---|
866 | int len = attributes.getLength();
|
---|
867 |
|
---|
868 | for (int i = 0; i < len; ++ i)
|
---|
869 | {
|
---|
870 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
871 | StrX attrValue(attributes.getValue(i));
|
---|
872 |
|
---|
873 | const char *ptr = attrValue.LocalForm();
|
---|
874 | char *endptr = NULL;
|
---|
875 |
|
---|
876 | if (attrName == "viewCellId")
|
---|
877 | {
|
---|
878 | viewCellId = strtol(ptr, &endptr, 10);
|
---|
879 | }
|
---|
880 | }
|
---|
881 |
|
---|
882 | if (viewCellId >= 0) // valid view cell
|
---|
883 | {
|
---|
884 | // TODO: get view cell with specified id
|
---|
885 | ViewCellInterior dummyVc;
|
---|
886 | dummyVc.SetId(viewCellId);
|
---|
887 |
|
---|
888 | ViewCellContainer::iterator vit =
|
---|
889 | lower_bound(mViewCells.begin(), mViewCells.end(), &dummyVc, vlt);
|
---|
890 |
|
---|
891 | VspViewCell *viewCell = dynamic_cast<VspViewCell *>(*vit);
|
---|
892 |
|
---|
893 | if (viewCell->GetId() == viewCellId)
|
---|
894 | {
|
---|
895 | leaf->SetViewCell(viewCell);
|
---|
896 | viewCell->mLeaf = leaf;
|
---|
897 | }
|
---|
898 | else
|
---|
899 | {
|
---|
900 | Debug << "error: view cell does not exist" << endl;
|
---|
901 | }
|
---|
902 | }
|
---|
903 | else
|
---|
904 | {
|
---|
905 | // add to invalid view space
|
---|
906 | leaf->SetViewCell(mVspTree->GetOrCreateOutOfBoundsCell());
|
---|
907 | leaf->SetTreeValid(false);
|
---|
908 | mVspTree->PropagateUpValidity(leaf);
|
---|
909 | }
|
---|
910 | }
|
---|
911 |
|
---|
912 |
|
---|
913 | void ViewCellsParseHandlers::StartVspInterior(AttributeList& attributes)
|
---|
914 | {
|
---|
915 | AxisAlignedPlane plane;
|
---|
916 | int len = attributes.getLength();
|
---|
917 |
|
---|
918 | for (int i = 0; i < len; ++ i)
|
---|
919 | {
|
---|
920 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
921 | StrX attrValue(attributes.getValue(i));
|
---|
922 | const char *ptr = attrValue.LocalForm();
|
---|
923 |
|
---|
924 | if (attrName == "plane")
|
---|
925 | {
|
---|
926 | sscanf(ptr, "%d %f",
|
---|
927 | &plane.mAxis, &plane.mPosition);
|
---|
928 | }
|
---|
929 | }
|
---|
930 |
|
---|
931 | VspInterior* interior = new VspInterior(plane);
|
---|
932 |
|
---|
933 | if (mCurrentVspNode) // replace NULL child of parent with current node
|
---|
934 | {
|
---|
935 | VspInterior *current = dynamic_cast<VspInterior *>(mCurrentVspNode);
|
---|
936 |
|
---|
937 | current->ReplaceChildLink(NULL, interior);
|
---|
938 | interior->SetParent(current);
|
---|
939 | }
|
---|
940 | else
|
---|
941 | {
|
---|
942 | mVspTree->mRoot = interior;
|
---|
943 | }
|
---|
944 |
|
---|
945 | mCurrentVspNode = interior;
|
---|
946 | }
|
---|
947 |
|
---|
948 |
|
---|
949 | void ViewCellsParseHandlers::StartOspInterior(AttributeList& attributes)
|
---|
950 | {
|
---|
951 | AxisAlignedPlane plane;
|
---|
952 | int len = attributes.getLength();
|
---|
953 |
|
---|
954 | for (int i = 0; i < len; ++ i)
|
---|
955 | {
|
---|
956 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
957 | StrX attrValue(attributes.getValue(i));
|
---|
958 | const char *ptr = attrValue.LocalForm();
|
---|
959 |
|
---|
960 | if (attrName == "plane")
|
---|
961 | {
|
---|
962 | sscanf(ptr, "%d %f",
|
---|
963 | &plane.mAxis, &plane.mPosition);
|
---|
964 | }
|
---|
965 | }
|
---|
966 |
|
---|
967 | KdInterior* interior = new KdInterior(NULL);
|
---|
968 |
|
---|
969 | interior->mAxis = plane.mAxis;
|
---|
970 | interior->mPosition = plane.mPosition;
|
---|
971 |
|
---|
972 | if (mCurrentKdNode) // replace NULL child of parent with current node
|
---|
973 | {
|
---|
974 | KdInterior *parent = dynamic_cast<KdInterior *>(mCurrentKdNode);
|
---|
975 | parent->ReplaceChildLink(NULL, interior);
|
---|
976 | interior->mParent = parent;
|
---|
977 | }
|
---|
978 | else
|
---|
979 | {
|
---|
980 | mOspTree->mRoot = interior;
|
---|
981 | }
|
---|
982 |
|
---|
983 | mCurrentKdNode = interior;
|
---|
984 | }
|
---|
985 |
|
---|
986 |
|
---|
987 | void ViewCellsParseHandlers::StartOspLeaf(AttributeList& attributes)
|
---|
988 | {
|
---|
989 | KdLeaf * leaf =
|
---|
990 | new KdLeaf(dynamic_cast<KdInterior *>(mCurrentKdNode), NULL);
|
---|
991 |
|
---|
992 | if (mCurrentKdNode) // replace front or (if not NULL) back child
|
---|
993 | {
|
---|
994 | dynamic_cast<KdInterior *>(mCurrentKdNode)->ReplaceChildLink(NULL, leaf);
|
---|
995 | }
|
---|
996 | else
|
---|
997 | {
|
---|
998 | mOspTree->mRoot = leaf;
|
---|
999 | }
|
---|
1000 | }
|
---|
1001 |
|
---|
1002 |
|
---|
1003 | void ViewCellsParseHandlers::StartBvhLeaf(AttributeList& attributes)
|
---|
1004 | {
|
---|
1005 | KdLeaf * leaf =
|
---|
1006 | new KdLeaf(dynamic_cast<KdInterior *>(mCurrentKdNode), NULL);
|
---|
1007 |
|
---|
1008 | if (mCurrentKdNode) // replace front or (if not NULL) back child
|
---|
1009 | {
|
---|
1010 | dynamic_cast<KdInterior *>(mCurrentKdNode)->ReplaceChildLink(NULL, leaf);
|
---|
1011 | }
|
---|
1012 | else
|
---|
1013 | {
|
---|
1014 | mOspTree->mRoot = leaf;
|
---|
1015 | }
|
---|
1016 | }
|
---|
1017 |
|
---|
1018 |
|
---|
1019 | void ViewCellsParseHandlers::StartBvhInterior(AttributeList& attributes)
|
---|
1020 | {
|
---|
1021 | AxisAlignedPlane plane;
|
---|
1022 | int len = attributes.getLength();
|
---|
1023 |
|
---|
1024 | for (int i = 0; i < len; ++ i)
|
---|
1025 | {
|
---|
1026 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
1027 | StrX attrValue(attributes.getValue(i));
|
---|
1028 | const char *ptr = attrValue.LocalForm();
|
---|
1029 |
|
---|
1030 | if (attrName == "plane")
|
---|
1031 | {
|
---|
1032 | sscanf(ptr, "%d %f",
|
---|
1033 | &plane.mAxis, &plane.mPosition);
|
---|
1034 | }
|
---|
1035 | }
|
---|
1036 |
|
---|
1037 | KdInterior* interior = new KdInterior(NULL);
|
---|
1038 |
|
---|
1039 | interior->mAxis = plane.mAxis;
|
---|
1040 | interior->mPosition = plane.mPosition;
|
---|
1041 |
|
---|
1042 | if (mCurrentKdNode) // replace NULL child of parent with current node
|
---|
1043 | {
|
---|
1044 | KdInterior *parent = dynamic_cast<KdInterior *>(mCurrentKdNode);
|
---|
1045 | parent->ReplaceChildLink(NULL, interior);
|
---|
1046 | interior->mParent = parent;
|
---|
1047 | }
|
---|
1048 | else
|
---|
1049 | {
|
---|
1050 | mOspTree->mRoot = interior;
|
---|
1051 | }
|
---|
1052 |
|
---|
1053 | mCurrentKdNode = interior;
|
---|
1054 | }
|
---|
1055 |
|
---|
1056 |
|
---|
1057 |
|
---|
1058 | // ---------------------------------------------------------------------------
|
---|
1059 | // StdInParseHandlers: Overrides of the SAX ErrorHandler interface
|
---|
1060 | // ---------------------------------------------------------------------------
|
---|
1061 |
|
---|
1062 |
|
---|
1063 | void
|
---|
1064 | ViewCellsParseHandlers::error(const SAXParseException& e)
|
---|
1065 | {
|
---|
1066 | XERCES_STD_QUALIFIER cerr << "\nError at (file " << StrX(e.getSystemId())
|
---|
1067 | << ", line " << e.getLineNumber()
|
---|
1068 | << ", char " << e.getColumnNumber()
|
---|
1069 | << "): " << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl;
|
---|
1070 | }
|
---|
1071 |
|
---|
1072 | void
|
---|
1073 | ViewCellsParseHandlers::fatalError(const SAXParseException& e)
|
---|
1074 | {
|
---|
1075 | XERCES_STD_QUALIFIER cerr << "\nFatal Error at (file " << StrX(e.getSystemId())
|
---|
1076 | << ", line " << e.getLineNumber()
|
---|
1077 | << ", char " << e.getColumnNumber()
|
---|
1078 | << "): " << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl;
|
---|
1079 | }
|
---|
1080 |
|
---|
1081 | void
|
---|
1082 | ViewCellsParseHandlers::warning(const SAXParseException& e)
|
---|
1083 | {
|
---|
1084 | XERCES_STD_QUALIFIER cerr << "\nWarning at (file " << StrX(e.getSystemId())
|
---|
1085 | << ", line " << e.getLineNumber()
|
---|
1086 | << ", char " << e.getColumnNumber()
|
---|
1087 | << "): " << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl;
|
---|
1088 | }
|
---|
1089 |
|
---|
1090 |
|
---|
1091 | bool ViewCellsParser::ParseViewCellsFile(const string filename,
|
---|
1092 | ViewCellsManager **viewCells,
|
---|
1093 | ObjectContainer *objects,
|
---|
1094 | BoundingBoxConverter *bconverter)
|
---|
1095 | {
|
---|
1096 | // Initialize the XML4C system
|
---|
1097 | try {
|
---|
1098 | XMLPlatformUtils::Initialize();
|
---|
1099 | }
|
---|
1100 |
|
---|
1101 | catch (const XMLException& toCatch)
|
---|
1102 | {
|
---|
1103 | XERCES_STD_QUALIFIER cerr << "Error during initialization! Message:\n"
|
---|
1104 | << StrX(toCatch.getMessage()) << XERCES_STD_QUALIFIER endl;
|
---|
1105 | return false;
|
---|
1106 | }
|
---|
1107 |
|
---|
1108 | //
|
---|
1109 | // Create a SAX parser object. Then, according to what we were told on
|
---|
1110 | // the command line, set the options.
|
---|
1111 | //
|
---|
1112 | SAXParser* parser = new SAXParser;
|
---|
1113 | parser->setValidationScheme(valScheme);
|
---|
1114 | parser->setDoNamespaces(doNamespaces);
|
---|
1115 | parser->setDoSchema(doSchema);
|
---|
1116 | parser->setValidationSchemaFullChecking(schemaFullChecking);
|
---|
1117 |
|
---|
1118 |
|
---|
1119 | //
|
---|
1120 | // Create our SAX handler object and install it on the parser, as the
|
---|
1121 | // document and error handler. We are responsible for cleaning them
|
---|
1122 | // up, but since its just stack based here, there's nothing special
|
---|
1123 | // to do.
|
---|
1124 | //
|
---|
1125 | ViewCellsParseHandlers handler(objects, bconverter);
|
---|
1126 | parser->setDocumentHandler(&handler);
|
---|
1127 | parser->setErrorHandler(&handler);
|
---|
1128 |
|
---|
1129 | unsigned long duration;
|
---|
1130 | int errorCount = 0;
|
---|
1131 | // create a faux scope so that 'src' destructor is called before
|
---|
1132 | // XMLPlatformUtils::Terminate
|
---|
1133 | {
|
---|
1134 | //
|
---|
1135 | // Kick off the parse and catch any exceptions. Create a standard
|
---|
1136 | // input input source and tell the parser to parse from that.
|
---|
1137 | //
|
---|
1138 | // StdInInputSource src;
|
---|
1139 | try
|
---|
1140 | {
|
---|
1141 | const unsigned long startMillis = XMLPlatformUtils::getCurrentMillis();
|
---|
1142 |
|
---|
1143 | #if USE_GZLIB
|
---|
1144 | XMLCh *myFilePath = XMLString::transcode(filename.c_str());
|
---|
1145 |
|
---|
1146 | GzFileInputSource isource(myFilePath);
|
---|
1147 | parser->parse(isource);
|
---|
1148 | #else
|
---|
1149 | parser->parse(filename.c_str());
|
---|
1150 | #endif
|
---|
1151 |
|
---|
1152 | const unsigned long endMillis = XMLPlatformUtils::getCurrentMillis();
|
---|
1153 | duration = endMillis - startMillis;
|
---|
1154 | errorCount = parser->getErrorCount();
|
---|
1155 | }
|
---|
1156 | catch (const OutOfMemoryException&)
|
---|
1157 | {
|
---|
1158 | XERCES_STD_QUALIFIER cerr << "OutOfMemoryException" << XERCES_STD_QUALIFIER endl;
|
---|
1159 | errorCount = 2;
|
---|
1160 | return false;
|
---|
1161 | }
|
---|
1162 | catch (const XMLException& e)
|
---|
1163 | {
|
---|
1164 | XERCES_STD_QUALIFIER cerr << "\nError during parsing: \n"
|
---|
1165 | << StrX(e.getMessage())
|
---|
1166 | << "\n" << XERCES_STD_QUALIFIER endl;
|
---|
1167 | errorCount = 1;
|
---|
1168 | return false;
|
---|
1169 | }
|
---|
1170 |
|
---|
1171 |
|
---|
1172 | // Print out the stats that we collected and time taken
|
---|
1173 | if (!errorCount) {
|
---|
1174 | XERCES_STD_QUALIFIER cerr << filename << ": " << duration << " ms ("
|
---|
1175 | << handler.GetElementCount() << " elems, "
|
---|
1176 | << handler.GetAttrCount() << " attrs, "
|
---|
1177 | << handler.GetSpaceCount() << " spaces, "
|
---|
1178 | << handler.GetCharacterCount() << " chars)" << XERCES_STD_QUALIFIER endl;
|
---|
1179 | }
|
---|
1180 | }
|
---|
1181 |
|
---|
1182 | //
|
---|
1183 | // Delete the parser itself. Must be done prior to calling Terminate, below.
|
---|
1184 | //
|
---|
1185 | delete parser;
|
---|
1186 |
|
---|
1187 | XMLPlatformUtils::Terminate();
|
---|
1188 |
|
---|
1189 | //-- assign new view cells manager
|
---|
1190 | *viewCells = handler.mViewCellsManager;
|
---|
1191 |
|
---|
1192 | if (errorCount > 0)
|
---|
1193 | return false;
|
---|
1194 | else
|
---|
1195 | return true;
|
---|
1196 | }
|
---|
1197 |
|
---|
1198 | } |
---|