1 | #include "SceneGraph.h"
|
---|
2 | #include "Exporter.h"
|
---|
3 | #include "UnigraphicsParser.h"
|
---|
4 | #include "X3dParser.h"
|
---|
5 | #include "Preprocessor.h"
|
---|
6 | #include "ViewCell.h"
|
---|
7 | #include "Environment.h"
|
---|
8 | #include "ViewCellsManager.h"
|
---|
9 | #include "ViewCellBsp.h"
|
---|
10 | #include "VspBspTree.h"
|
---|
11 | #include "RenderSimulator.h"
|
---|
12 | #include "GlRenderer.h"
|
---|
13 | #include "PlyParser.h"
|
---|
14 | #include "SamplingStrategy.h"
|
---|
15 | #include "VspTree.h"
|
---|
16 | #include "OspTree.h"
|
---|
17 | #include "ObjParser.h"
|
---|
18 | #include "BvHierarchy.h"
|
---|
19 | #include "HierarchyManager.h"
|
---|
20 | #include "VssRay.h"
|
---|
21 | #include "IntelRayCaster.h"
|
---|
22 | #include "InternalRayCaster.h"
|
---|
23 | #include "GlobalLinesRenderer.h"
|
---|
24 | #include "ObjectsParser.h"
|
---|
25 |
|
---|
26 |
|
---|
27 | #define DEBUG_RAYCAST 0
|
---|
28 | #define SHOW_RAYCAST_TIMING 1
|
---|
29 |
|
---|
30 |
|
---|
31 | namespace GtpVisibilityPreprocessor {
|
---|
32 |
|
---|
33 | const static bool ADDITIONAL_GEOMETRY_HACK = false;
|
---|
34 |
|
---|
35 | Preprocessor *preprocessor = NULL;
|
---|
36 |
|
---|
37 | // HACK: Artificially modify scene to watch rendercost changes
|
---|
38 | static void AddGeometry(SceneGraph *scene)
|
---|
39 | {
|
---|
40 | scene->GetRoot()->UpdateBox();
|
---|
41 |
|
---|
42 | AxisAlignedBox3 sceneBox = scene->GetBox();
|
---|
43 |
|
---|
44 | int n = 200;
|
---|
45 |
|
---|
46 | if (0)
|
---|
47 | {
|
---|
48 | // form grid of boxes
|
---|
49 | for (int i = 0; i < n; ++ i)
|
---|
50 | {
|
---|
51 | for (int j = 0; j < n; ++ j)
|
---|
52 | {
|
---|
53 | const Vector3 scale2((float)j * 0.8f / n + 0.1f, 0.05f, (float)i * 0.8f / (float)n + 0.1f);
|
---|
54 |
|
---|
55 | const Vector3 pt2 = sceneBox.Min() + scale2 * (sceneBox.Max() - sceneBox.Min());
|
---|
56 |
|
---|
57 | const Vector3 boxSize = sceneBox.Size() * Vector3(0.0025f, 0.01f, 0.0025f);
|
---|
58 | AxisAlignedBox3 box(pt2, pt2 + boxSize);
|
---|
59 | Mesh *mesh = CreateMeshFromBox(box);
|
---|
60 |
|
---|
61 | mesh->Preprocess();
|
---|
62 |
|
---|
63 | MeshInstance *mi = new MeshInstance(mesh);
|
---|
64 | scene->GetRoot()->mGeometry.push_back(mi);
|
---|
65 | }
|
---|
66 | }
|
---|
67 |
|
---|
68 | for (int i = 0; i < n; ++ i)
|
---|
69 | {
|
---|
70 | for (int j = 0; j < n; ++ j)
|
---|
71 | {
|
---|
72 | const Vector3 scale2(0.15f, (float)j * 0.8f / n + 0.1f, (float)i * 0.8f / (float)n + 0.1f);
|
---|
73 |
|
---|
74 | Vector3 pt2 = sceneBox.Min() + scale2 * (sceneBox.Max() - sceneBox.Min());
|
---|
75 |
|
---|
76 | Vector3 boxSize = sceneBox.Size() * Vector3(0.0025f, 0.01f, 0.0025f);
|
---|
77 | AxisAlignedBox3 box(pt2, pt2 + boxSize);
|
---|
78 | Mesh *mesh = CreateMeshFromBox(box);
|
---|
79 |
|
---|
80 | mesh->Preprocess();
|
---|
81 |
|
---|
82 | MeshInstance *mi = new MeshInstance(mesh);
|
---|
83 | scene->GetRoot()->mGeometry.push_back(mi);
|
---|
84 | }
|
---|
85 | }
|
---|
86 |
|
---|
87 | for (int i = 0; i < n; ++ i)
|
---|
88 | {
|
---|
89 | const Vector3 scale2(2, 0.2f, (float)i * 0.8f / (float)n + 0.1f);
|
---|
90 |
|
---|
91 | Vector3 pt2 = sceneBox.Min() + scale2 * (sceneBox.Max() - sceneBox.Min());
|
---|
92 | Vector3 boxSize = sceneBox.Size() * Vector3(0.005f, 0.02f, 0.005f);
|
---|
93 |
|
---|
94 | AxisAlignedBox3 box(pt2 + 0.1f, pt2 + boxSize);
|
---|
95 | Mesh *mesh = CreateMeshFromBox(box);
|
---|
96 |
|
---|
97 | mesh->Preprocess();
|
---|
98 |
|
---|
99 | MeshInstance *mi = new MeshInstance(mesh);
|
---|
100 | scene->GetRoot()->mGeometry.push_back(mi);
|
---|
101 | }
|
---|
102 |
|
---|
103 | scene->GetRoot()->UpdateBox();
|
---|
104 | }
|
---|
105 |
|
---|
106 | if (1)
|
---|
107 | {
|
---|
108 | // plane separating view space regions
|
---|
109 | const Vector3 scale(1.0f, 0.0, 0);
|
---|
110 |
|
---|
111 | Vector3 pt = sceneBox.Min() + scale * (sceneBox.Max() - sceneBox.Min());
|
---|
112 |
|
---|
113 | Plane3 cuttingPlane(Vector3(1, 0, 0), pt);
|
---|
114 | Mesh *planeMesh = new Mesh();
|
---|
115 |
|
---|
116 | Polygon3 *poly = sceneBox.CrossSection(cuttingPlane);
|
---|
117 | IncludePolyInMesh(*poly, *planeMesh);
|
---|
118 |
|
---|
119 | planeMesh->Preprocess();
|
---|
120 |
|
---|
121 | MeshInstance *planeMi = new MeshInstance(planeMesh);
|
---|
122 | scene->GetRoot()->mGeometry.push_back(planeMi);
|
---|
123 | }
|
---|
124 | }
|
---|
125 |
|
---|
126 |
|
---|
127 | Preprocessor::Preprocessor():
|
---|
128 | mKdTree(NULL),
|
---|
129 | mBspTree(NULL),
|
---|
130 | mVspBspTree(NULL),
|
---|
131 | mViewCellsManager(NULL),
|
---|
132 | mRenderSimulator(NULL),
|
---|
133 | mPass(0),
|
---|
134 | mSceneGraph(NULL),
|
---|
135 | mRayCaster(NULL),
|
---|
136 | mStopComputation(false),
|
---|
137 | mThread(NULL),
|
---|
138 | mGlobalLinesRenderer(NULL),
|
---|
139 | mUseHwGlobalLines(false)
|
---|
140 | {
|
---|
141 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlRenderer", mUseGlRenderer);
|
---|
142 |
|
---|
143 | // renderer will be constructed when the scene graph and viewcell manager will be known
|
---|
144 | renderer = NULL;
|
---|
145 |
|
---|
146 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlDebugger", mUseGlDebugger);
|
---|
147 | Environment::GetSingleton()->GetBoolValue("Preprocessor.loadMeshes", mLoadMeshes);
|
---|
148 | Environment::GetSingleton()->GetBoolValue("Preprocessor.quitOnFinish", mQuitOnFinish);
|
---|
149 | Environment::GetSingleton()->GetBoolValue("Preprocessor.computeVisibility", mComputeVisibility);
|
---|
150 | Environment::GetSingleton()->GetBoolValue("Preprocessor.detectEmptyViewSpace", mDetectEmptyViewSpace);
|
---|
151 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportVisibility", mExportVisibility );
|
---|
152 |
|
---|
153 | char buffer[256];
|
---|
154 | Environment::GetSingleton()->GetStringValue("Preprocessor.visibilityFile", buffer);
|
---|
155 | mVisibilityFileName = buffer;
|
---|
156 |
|
---|
157 | Environment::GetSingleton()->GetStringValue("Preprocessor.stats", buffer);
|
---|
158 | mStats.open(buffer);
|
---|
159 |
|
---|
160 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilityFilter", mApplyVisibilityFilter);
|
---|
161 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilitySpatialFilter",
|
---|
162 | mApplyVisibilitySpatialFilter );
|
---|
163 | Environment::GetSingleton()->GetFloatValue("Preprocessor.visibilityFilterWidth", mVisibilityFilterWidth);
|
---|
164 |
|
---|
165 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportObj", mExportObj);
|
---|
166 |
|
---|
167 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useViewSpaceBox", mUseViewSpaceBox);
|
---|
168 |
|
---|
169 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.rays", mExportRays);
|
---|
170 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.animation", mExportAnimation);
|
---|
171 | Environment::GetSingleton()->GetIntValue("Preprocessor.Export.numRays", mExportNumRays);
|
---|
172 |
|
---|
173 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerPass", mSamplesPerPass);
|
---|
174 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalSamples", mTotalSamples);
|
---|
175 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalTime", mTotalTime);
|
---|
176 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerEvaluation",
|
---|
177 | mSamplesPerEvaluation);
|
---|
178 |
|
---|
179 | Debug << "******* Preprocessor Options **********" << endl;
|
---|
180 | Debug << "detect empty view space=" << mDetectEmptyViewSpace << endl;
|
---|
181 | Debug << "load meshes: " << mLoadMeshes << endl;
|
---|
182 | Debug << "load meshes: " << mLoadMeshes << endl;
|
---|
183 | Debug << "export obj: " << mExportObj << endl;
|
---|
184 | Debug << "use view space box: " << mUseViewSpaceBox << endl;
|
---|
185 |
|
---|
186 | cout << "samples per pass " << mSamplesPerPass << endl;
|
---|
187 | }
|
---|
188 |
|
---|
189 |
|
---|
190 | Preprocessor::~Preprocessor()
|
---|
191 | {
|
---|
192 | cout << "cleaning up" << endl;
|
---|
193 |
|
---|
194 | cout << "Deleting view cells manager ... \n";
|
---|
195 | DEL_PTR(mViewCellsManager);
|
---|
196 | cout << "done.\n";
|
---|
197 |
|
---|
198 |
|
---|
199 | cout << "Deleting bsp tree ... \n";
|
---|
200 | DEL_PTR(mBspTree);
|
---|
201 | cout << "done.\n";
|
---|
202 |
|
---|
203 | cout << "Deleting kd tree ...\n";
|
---|
204 | DEL_PTR(mKdTree);
|
---|
205 | cout << "done.\n";
|
---|
206 |
|
---|
207 | cout << "Deleting vspbsp tree ... \n";
|
---|
208 | DEL_PTR(mVspBspTree);
|
---|
209 | cout << "done.\n";
|
---|
210 |
|
---|
211 | cout << "Deleting scene graph ... \n";
|
---|
212 | DEL_PTR(mSceneGraph);
|
---|
213 | cout << "done.\n";
|
---|
214 |
|
---|
215 | cout << "deleting render simulator ... \n";
|
---|
216 | DEL_PTR(mRenderSimulator);
|
---|
217 | mRenderSimulator = NULL;
|
---|
218 | cout << "deleting renderer ... \n";
|
---|
219 | DEL_PTR(renderer);
|
---|
220 | renderer = NULL;
|
---|
221 | cout << "deleting ray caster ... \n";
|
---|
222 | DEL_PTR(mRayCaster);
|
---|
223 |
|
---|
224 | #ifdef USE_CG
|
---|
225 | cout << "deleting global lines renderer ... \n";
|
---|
226 | DEL_PTR(mGlobalLinesRenderer);
|
---|
227 | #endif
|
---|
228 | cout << "finished" << endl;
|
---|
229 | }
|
---|
230 |
|
---|
231 |
|
---|
232 | GlRendererBuffer *Preprocessor::GetRenderer()
|
---|
233 | {
|
---|
234 | return renderer;
|
---|
235 | }
|
---|
236 |
|
---|
237 |
|
---|
238 | static int SplitFilenames(const string str, vector<string> &filenames)
|
---|
239 | {
|
---|
240 | int pos = 0;
|
---|
241 |
|
---|
242 | while(1) {
|
---|
243 | int npos = (int)str.find(';', pos);
|
---|
244 |
|
---|
245 | if (npos < 0 || npos - pos < 1)
|
---|
246 | break;
|
---|
247 | filenames.push_back(string(str, pos, npos - pos));
|
---|
248 | pos = npos + 1;
|
---|
249 | }
|
---|
250 |
|
---|
251 | filenames.push_back(string(str, pos, str.size() - pos));
|
---|
252 | return (int)filenames.size();
|
---|
253 | }
|
---|
254 |
|
---|
255 |
|
---|
256 | void Preprocessor::SetThread(PreprocessorThread *t)
|
---|
257 | {
|
---|
258 | mThread = t;
|
---|
259 | }
|
---|
260 |
|
---|
261 |
|
---|
262 | PreprocessorThread *Preprocessor::GetThread() const
|
---|
263 | {
|
---|
264 | return mThread;
|
---|
265 | }
|
---|
266 |
|
---|
267 |
|
---|
268 | bool Preprocessor::LoadBinaryObj(const string &filename,
|
---|
269 | SceneGraphNode *root,
|
---|
270 | vector<FaceParentInfo> *parents)
|
---|
271 | {
|
---|
272 | //ifstream samplesIn(filename, ios::binary);
|
---|
273 | igzstream samplesIn(filename.c_str());
|
---|
274 |
|
---|
275 | if (!samplesIn.is_open())
|
---|
276 | return false;
|
---|
277 |
|
---|
278 | cout << "binary obj dump available, loading " << filename.c_str() << endl;
|
---|
279 |
|
---|
280 | // read in triangle size
|
---|
281 | int numTriangles;
|
---|
282 |
|
---|
283 | samplesIn.read(reinterpret_cast<char *>(&numTriangles), sizeof(int));
|
---|
284 | root->mGeometry.reserve(numTriangles);
|
---|
285 | cout << "loading " << numTriangles << " triangles ("
|
---|
286 | << numTriangles * (sizeof(TriangleIntersectable) + sizeof(TriangleIntersectable *)) / (1024 * 1024) << " MB)" << endl;
|
---|
287 |
|
---|
288 | int i = 0;
|
---|
289 | while (1)
|
---|
290 | {
|
---|
291 | Triangle3 tri;
|
---|
292 |
|
---|
293 | samplesIn.read(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
|
---|
294 | samplesIn.read(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
|
---|
295 | samplesIn.read(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
|
---|
296 |
|
---|
297 | // end of file reached
|
---|
298 | if (samplesIn.eof())
|
---|
299 | break;
|
---|
300 |
|
---|
301 | TriangleIntersectable *obj = new TriangleIntersectable(tri);
|
---|
302 | root->mGeometry.push_back(obj);
|
---|
303 |
|
---|
304 | if ((i ++) % 500000 == 499999)
|
---|
305 | cout<<"\r"<<i<<"/"<<numTriangles<<"\r";
|
---|
306 | }
|
---|
307 |
|
---|
308 | if (i != numTriangles)
|
---|
309 | {
|
---|
310 | cout << "warning: triangle size does not match with loaded triangle size" << endl;
|
---|
311 | return false;
|
---|
312 | }
|
---|
313 |
|
---|
314 | cout << "loaded " << numTriangles << " triangles" << endl;
|
---|
315 |
|
---|
316 | return true;
|
---|
317 | }
|
---|
318 |
|
---|
319 |
|
---|
320 | bool Preprocessor::ExportBinaryObj(const string filename, SceneGraphNode *root)
|
---|
321 | {
|
---|
322 | ogzstream samplesOut(filename.c_str());
|
---|
323 |
|
---|
324 | if (!samplesOut.is_open())
|
---|
325 | return false;
|
---|
326 |
|
---|
327 | int numTriangles = (int)root->mGeometry.size();
|
---|
328 |
|
---|
329 | samplesOut.write(reinterpret_cast<char *>(&numTriangles), sizeof(int));
|
---|
330 |
|
---|
331 | ObjectContainer::const_iterator oit, oit_end = root->mGeometry.end();
|
---|
332 |
|
---|
333 | for (oit = root->mGeometry.begin(); oit != oit_end; ++ oit)
|
---|
334 | {
|
---|
335 | Intersectable *obj = *oit;
|
---|
336 |
|
---|
337 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
|
---|
338 | {
|
---|
339 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
340 |
|
---|
341 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
|
---|
342 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
|
---|
343 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
|
---|
344 | }
|
---|
345 | else
|
---|
346 | {
|
---|
347 | cout << "not implemented intersectable type " << obj->Type() << endl;
|
---|
348 | }
|
---|
349 | }
|
---|
350 |
|
---|
351 | cout << "exported " << numTriangles << " triangles" << endl;
|
---|
352 |
|
---|
353 | return true;
|
---|
354 | }
|
---|
355 |
|
---|
356 |
|
---|
357 | bool Preprocessor::ExportObj(const string filename, const ObjectContainer &objects)
|
---|
358 | {
|
---|
359 | ofstream samplesOut(filename.c_str());
|
---|
360 |
|
---|
361 | if (!samplesOut.is_open())
|
---|
362 | return false;
|
---|
363 |
|
---|
364 | ObjectContainer::const_iterator oit, oit_end = objects.end();
|
---|
365 |
|
---|
366 | //AxisAlignedBox3 bbox = mSceneGraph->GetBox(); bbox.Enlarge(30.0);
|
---|
367 | for (oit = objects.begin(); oit != oit_end; ++ oit)
|
---|
368 | {
|
---|
369 | Intersectable *obj = *oit;
|
---|
370 |
|
---|
371 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
|
---|
372 | {
|
---|
373 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
374 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2])))continue;
|
---|
375 |
|
---|
376 | samplesOut << "v " << tri.mVertices[0].x << " " << tri.mVertices[0].y << " " << tri.mVertices[0].z << endl;
|
---|
377 | samplesOut << "v " << tri.mVertices[1].x << " " << tri.mVertices[1].y << " " << tri.mVertices[1].z << endl;
|
---|
378 | samplesOut << "v " << tri.mVertices[2].x << " " << tri.mVertices[2].y << " " << tri.mVertices[2].z << endl;
|
---|
379 | //}
|
---|
380 | }
|
---|
381 | else
|
---|
382 | {
|
---|
383 | cout << "not implemented intersectable type " << obj->Type() << endl;
|
---|
384 | }
|
---|
385 | }
|
---|
386 |
|
---|
387 | // write faces
|
---|
388 | int i = 1;
|
---|
389 | for (oit = objects.begin(); oit != oit_end; ++ oit)
|
---|
390 | {
|
---|
391 | Intersectable *obj = *oit;
|
---|
392 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
|
---|
393 | {
|
---|
394 | //Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
395 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2]))) continue;
|
---|
396 |
|
---|
397 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
398 | samplesOut << "f " << i << " " << i + 1 << " " << i + 2 << endl;
|
---|
399 | i += 3;
|
---|
400 | }
|
---|
401 | else
|
---|
402 | {
|
---|
403 | cout << "not implemented intersectable type " << obj->Type() << endl;
|
---|
404 | }
|
---|
405 | }
|
---|
406 |
|
---|
407 | return true;
|
---|
408 |
|
---|
409 | }
|
---|
410 |
|
---|
411 | static string ReplaceSuffix(string filename, string a, string b)
|
---|
412 | {
|
---|
413 | string result = filename;
|
---|
414 |
|
---|
415 | int pos = (int)filename.rfind(a, (int)filename.size() - 1);
|
---|
416 | if (pos == filename.size() - a.size()) {
|
---|
417 | result.replace(pos, a.size(), b);
|
---|
418 | }
|
---|
419 | return result;
|
---|
420 | }
|
---|
421 |
|
---|
422 |
|
---|
423 | Intersectable *Preprocessor::GetParentObject(const int index) const
|
---|
424 | {
|
---|
425 | if (index < 0)
|
---|
426 | {
|
---|
427 | //cerr << "Warning: triangle index smaller zero! " << index << endl;
|
---|
428 | return NULL;
|
---|
429 | }
|
---|
430 |
|
---|
431 | if (!mFaceParents.empty())
|
---|
432 | {
|
---|
433 | if (index >= (int)mFaceParents.size())
|
---|
434 | {
|
---|
435 | cerr << "Warning: triangle index out of range! " << index << endl;
|
---|
436 | return NULL;
|
---|
437 | }
|
---|
438 | else
|
---|
439 | {
|
---|
440 | return mFaceParents[index].mObject;
|
---|
441 | }
|
---|
442 | }
|
---|
443 | else
|
---|
444 | {
|
---|
445 | if (index >= (int)mObjects.size())
|
---|
446 | {
|
---|
447 | cerr<<"Warning: triangle index out of range! " << index << endl;
|
---|
448 | return NULL;
|
---|
449 | }
|
---|
450 | else
|
---|
451 | {
|
---|
452 | return mObjects[index];
|
---|
453 | }
|
---|
454 | }
|
---|
455 | }
|
---|
456 |
|
---|
457 |
|
---|
458 | Vector3 Preprocessor::GetParentNormal(const int index) const
|
---|
459 | {
|
---|
460 | if (!mFaceParents.empty())
|
---|
461 | {
|
---|
462 | return mFaceParents[index].mObject->GetNormal(mFaceParents[index].mFaceIndex);
|
---|
463 | }
|
---|
464 | else
|
---|
465 | {
|
---|
466 | return mObjects[index]->GetNormal(0);
|
---|
467 | }
|
---|
468 | }
|
---|
469 |
|
---|
470 |
|
---|
471 | bool
|
---|
472 | Preprocessor::LoadScene(const string filename)
|
---|
473 | {
|
---|
474 | // use leaf nodes of the original spatial hierarchy as occludees
|
---|
475 | mSceneGraph = new SceneGraph;
|
---|
476 |
|
---|
477 | Parser *parser;
|
---|
478 | vector<string> filenames;
|
---|
479 | const int files = SplitFilenames(filename, filenames);
|
---|
480 | cout << "number of input files: " << files << endl;
|
---|
481 |
|
---|
482 | bool result = false;
|
---|
483 | bool isObj = false;
|
---|
484 |
|
---|
485 | // root for different files
|
---|
486 | mSceneGraph->SetRoot(new SceneGraphNode());
|
---|
487 |
|
---|
488 | // intel ray caster can only trace triangles
|
---|
489 | int rayCastMethod;
|
---|
490 | Environment::GetSingleton()->GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
491 | vector<FaceParentInfo> *fi =
|
---|
492 | ((rayCastMethod == RayCaster::INTEL_RAYCASTER) && mLoadMeshes) ?
|
---|
493 | &mFaceParents : NULL;
|
---|
494 |
|
---|
495 | if (files == 1)
|
---|
496 | {
|
---|
497 | if (strstr(filename.c_str(), ".x3d"))
|
---|
498 | {
|
---|
499 | parser = new X3dParser;
|
---|
500 |
|
---|
501 | result = parser->ParseFile(filename,
|
---|
502 | mSceneGraph->GetRoot(),
|
---|
503 | mLoadMeshes,
|
---|
504 | fi);
|
---|
505 | delete parser;
|
---|
506 | }
|
---|
507 | else if (strstr(filename.c_str(), ".ply") || strstr(filename.c_str(), ".plb"))
|
---|
508 | {
|
---|
509 | parser = new PlyParser;
|
---|
510 |
|
---|
511 | result = parser->ParseFile(filename,
|
---|
512 | mSceneGraph->GetRoot(),
|
---|
513 | mLoadMeshes,
|
---|
514 | fi);
|
---|
515 | delete parser;
|
---|
516 | }
|
---|
517 | else if (strstr(filename.c_str(), ".obj"))
|
---|
518 | {
|
---|
519 | isObj = true;
|
---|
520 |
|
---|
521 | // hack: load binary dump
|
---|
522 | const string bnFile = ReplaceSuffix(filename, ".obj", ".bn");
|
---|
523 |
|
---|
524 | if (!mLoadMeshes)
|
---|
525 | {
|
---|
526 | result = LoadBinaryObj(bnFile, mSceneGraph->GetRoot(), fi);
|
---|
527 | }
|
---|
528 |
|
---|
529 | // parse obj
|
---|
530 | if (!result)
|
---|
531 | {
|
---|
532 | cout << "no binary dump available or loading full meshes, parsing file" << endl;
|
---|
533 | parser = new ObjParser;
|
---|
534 |
|
---|
535 | result = parser->ParseFile(filename,
|
---|
536 | mSceneGraph->GetRoot(),
|
---|
537 | mLoadMeshes,
|
---|
538 | fi);
|
---|
539 |
|
---|
540 | cout << "loaded " << (int)mSceneGraph->GetRoot()->mGeometry.size() << " entities" << endl;
|
---|
541 |
|
---|
542 | // only works for triangles
|
---|
543 | if (result && !mLoadMeshes)
|
---|
544 | {
|
---|
545 | cout << "exporting binary obj to " << bnFile << "... " << endl;
|
---|
546 |
|
---|
547 | ExportBinaryObj(bnFile, mSceneGraph->GetRoot());
|
---|
548 |
|
---|
549 | cout << "finished" << endl;
|
---|
550 | }
|
---|
551 |
|
---|
552 | delete parser;
|
---|
553 | }
|
---|
554 | }
|
---|
555 | else
|
---|
556 | {
|
---|
557 | parser = new UnigraphicsParser;
|
---|
558 | result = parser->ParseFile(filename,
|
---|
559 | mSceneGraph->GetRoot(),
|
---|
560 | mLoadMeshes,
|
---|
561 | fi);
|
---|
562 | delete parser;
|
---|
563 | }
|
---|
564 |
|
---|
565 | cout << filename << endl;
|
---|
566 | }
|
---|
567 | else
|
---|
568 | {
|
---|
569 | vector<string>::const_iterator fit, fit_end = filenames.end();
|
---|
570 |
|
---|
571 | for (fit = filenames.begin(); fit != fit_end; ++ fit)
|
---|
572 | {
|
---|
573 | const string filename = *fit;
|
---|
574 |
|
---|
575 | cout << "parsing file " << filename.c_str() << endl;
|
---|
576 | if (strstr(filename.c_str(), ".x3d"))
|
---|
577 | parser = new X3dParser;
|
---|
578 | else
|
---|
579 | parser = new UnigraphicsParser;
|
---|
580 |
|
---|
581 | SceneGraphNode *node = new SceneGraphNode();
|
---|
582 | const bool success =
|
---|
583 | parser->ParseFile(filename, node, mLoadMeshes, fi);
|
---|
584 |
|
---|
585 | if (success)
|
---|
586 | {
|
---|
587 | mSceneGraph->GetRoot()->mChildren.push_back(node);
|
---|
588 | result = true; // at least one file parsed
|
---|
589 | }
|
---|
590 |
|
---|
591 | // temporare hack
|
---|
592 | //if (!strstr(filename.c_str(), "plane")) mSceneGraph->GetRoot()->UpdateBox();
|
---|
593 |
|
---|
594 | delete parser;
|
---|
595 | }
|
---|
596 | }
|
---|
597 |
|
---|
598 | if (result)
|
---|
599 | {
|
---|
600 | // HACK
|
---|
601 | if (ADDITIONAL_GEOMETRY_HACK)
|
---|
602 | AddGeometry(mSceneGraph);
|
---|
603 |
|
---|
604 | mSceneGraph->AssignObjectIds();
|
---|
605 |
|
---|
606 | int intersectables, faces;
|
---|
607 | mSceneGraph->GetStatistics(intersectables, faces);
|
---|
608 |
|
---|
609 | cout<<filename<<" parsed successfully."<<endl;
|
---|
610 | cout<<"#NUM_OBJECTS (Total numner of objects)\n"<<intersectables<<endl;
|
---|
611 | cout<<"#NUM_FACES (Total numner of faces)\n"<<faces<<endl;
|
---|
612 |
|
---|
613 | mObjects.reserve(intersectables);
|
---|
614 | mSceneGraph->CollectObjects(&mObjects);
|
---|
615 |
|
---|
616 | // temp hack
|
---|
617 | //ExportObj("cropped_vienna.obj", mObjects);
|
---|
618 | mSceneGraph->GetRoot()->UpdateBox();
|
---|
619 |
|
---|
620 | cout << "finished loading" << endl;
|
---|
621 | }
|
---|
622 |
|
---|
623 | return result;
|
---|
624 | }
|
---|
625 |
|
---|
626 | bool
|
---|
627 | Preprocessor::ExportPreprocessedData(const string filename)
|
---|
628 | {
|
---|
629 | mViewCellsManager->ExportViewCells(filename, true, mObjects);
|
---|
630 | return true;
|
---|
631 | }
|
---|
632 |
|
---|
633 |
|
---|
634 | bool
|
---|
635 | Preprocessor::PostProcessVisibility()
|
---|
636 | {
|
---|
637 |
|
---|
638 | if (mApplyVisibilityFilter || mApplyVisibilitySpatialFilter) {
|
---|
639 | cout<<"Applying visibility filter ...";
|
---|
640 | cout<<"filter width = " << mVisibilityFilterWidth << endl;
|
---|
641 |
|
---|
642 | if (!mViewCellsManager)
|
---|
643 | return false;
|
---|
644 |
|
---|
645 |
|
---|
646 | mViewCellsManager->ApplyFilter(mKdTree,
|
---|
647 | mApplyVisibilityFilter ?
|
---|
648 | mVisibilityFilterWidth : -1.0f,
|
---|
649 | mApplyVisibilitySpatialFilter ?
|
---|
650 | mVisibilityFilterWidth : -1.0f);
|
---|
651 | cout << "done." << endl;
|
---|
652 | }
|
---|
653 |
|
---|
654 | // export the preprocessed information to a file
|
---|
655 | if (1 && mExportVisibility)
|
---|
656 | {
|
---|
657 | ExportPreprocessedData(mVisibilityFileName);
|
---|
658 | }
|
---|
659 |
|
---|
660 | return true;
|
---|
661 | }
|
---|
662 |
|
---|
663 |
|
---|
664 | bool
|
---|
665 | Preprocessor::BuildKdTree()
|
---|
666 | {
|
---|
667 | mKdTree = new KdTree;
|
---|
668 |
|
---|
669 | // add mesh instances of the scene graph to the root of the tree
|
---|
670 | KdLeaf *root = (KdLeaf *)mKdTree->GetRoot();
|
---|
671 |
|
---|
672 | mSceneGraph->CollectObjects(&root->mObjects);
|
---|
673 |
|
---|
674 | const long startTime = GetTime();
|
---|
675 | cout << "building kd tree ... " << endl;
|
---|
676 |
|
---|
677 | mKdTree->Construct();
|
---|
678 |
|
---|
679 | cout << "finished kd tree construction in " << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
680 | << " secs " << endl;
|
---|
681 |
|
---|
682 | return true;
|
---|
683 | }
|
---|
684 |
|
---|
685 |
|
---|
686 | void
|
---|
687 | Preprocessor::KdTreeStatistics(ostream &s)
|
---|
688 | {
|
---|
689 | s<<mKdTree->GetStatistics();
|
---|
690 | }
|
---|
691 |
|
---|
692 | void
|
---|
693 | Preprocessor::BspTreeStatistics(ostream &s)
|
---|
694 | {
|
---|
695 | s << mBspTree->GetStatistics();
|
---|
696 | }
|
---|
697 |
|
---|
698 | bool
|
---|
699 | Preprocessor::Export( const string filename,
|
---|
700 | const bool scene,
|
---|
701 | const bool kdtree
|
---|
702 | )
|
---|
703 | {
|
---|
704 | Exporter *exporter = Exporter::GetExporter(filename);
|
---|
705 |
|
---|
706 | if (exporter) {
|
---|
707 | if (2 && scene)
|
---|
708 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
709 |
|
---|
710 | if (1 && kdtree) {
|
---|
711 | exporter->SetWireframe();
|
---|
712 | exporter->ExportKdTree(*mKdTree);
|
---|
713 | }
|
---|
714 |
|
---|
715 | delete exporter;
|
---|
716 | return true;
|
---|
717 | }
|
---|
718 |
|
---|
719 | return false;
|
---|
720 | }
|
---|
721 |
|
---|
722 |
|
---|
723 | bool Preprocessor::PrepareViewCells()
|
---|
724 | {
|
---|
725 | ///////
|
---|
726 | //-- parse view cells construction method
|
---|
727 |
|
---|
728 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", mLoadViewCells);
|
---|
729 | char buf[100];
|
---|
730 |
|
---|
731 | if (mLoadViewCells)
|
---|
732 | {
|
---|
733 |
|
---|
734 | #ifdef USE_BIT_PVS
|
---|
735 | // HACK: for kd pvs, set pvs size to maximal number of kd nodes
|
---|
736 | vector<KdLeaf *> leaves;
|
---|
737 | preprocessor->mKdTree->CollectLeaves(leaves);
|
---|
738 |
|
---|
739 | ObjectPvs::SetPvsSize((int)leaves.size());
|
---|
740 | #endif
|
---|
741 |
|
---|
742 | Environment::GetSingleton()->GetStringValue("ViewCells.filename", buf);
|
---|
743 | cout << "loading objects from " << buf << endl;
|
---|
744 |
|
---|
745 | // load objects which will be used as pvs entries
|
---|
746 | ObjectContainer pvsObjects;
|
---|
747 | if (0) LoadObjects(buf, pvsObjects, mObjects);
|
---|
748 |
|
---|
749 | const bool finalizeViewCells = true;
|
---|
750 | cout << "loading view cells from " << buf << endl;
|
---|
751 |
|
---|
752 | mViewCellsManager = ViewCellsManager::LoadViewCells(buf,
|
---|
753 | pvsObjects,
|
---|
754 | mObjects,
|
---|
755 | finalizeViewCells,
|
---|
756 | NULL);
|
---|
757 |
|
---|
758 | cout << "view cells loaded." << endl<<flush;
|
---|
759 |
|
---|
760 | if (!mViewCellsManager)
|
---|
761 | {
|
---|
762 | cerr << "no view cells manager could be loaded" << endl;
|
---|
763 | return false;
|
---|
764 | }
|
---|
765 | }
|
---|
766 | else
|
---|
767 | {
|
---|
768 | // parse type of view cell container
|
---|
769 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
770 | mViewCellsManager = CreateViewCellsManager(buf);
|
---|
771 |
|
---|
772 | // default view space is the extent of the scene
|
---|
773 | AxisAlignedBox3 viewSpaceBox;
|
---|
774 |
|
---|
775 | if (mUseViewSpaceBox)
|
---|
776 | {
|
---|
777 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
778 |
|
---|
779 | // use a small box outside of the scene
|
---|
780 | viewSpaceBox.Scale(Vector3(0.15f, 0.3f, 0.5f));
|
---|
781 | //viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.5f, 0, 0));
|
---|
782 | viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.3f, 0, 0));
|
---|
783 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
784 | }
|
---|
785 | else
|
---|
786 | {
|
---|
787 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
788 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
789 | }
|
---|
790 |
|
---|
791 | bool loadVcGeometry;
|
---|
792 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadGeometry", loadVcGeometry);
|
---|
793 |
|
---|
794 | bool extrudeBaseTriangles;
|
---|
795 | Environment::GetSingleton()->GetBoolValue("ViewCells.useBaseTrianglesAsGeometry", extrudeBaseTriangles);
|
---|
796 |
|
---|
797 | char vcGeomFilename[100];
|
---|
798 | Environment::GetSingleton()->GetStringValue("ViewCells.geometryFilename", vcGeomFilename);
|
---|
799 |
|
---|
800 | // create view cells from specified geometry
|
---|
801 | if (loadVcGeometry)
|
---|
802 | {
|
---|
803 | if (mViewCellsManager->GetType() == ViewCellsManager::BSP)
|
---|
804 | {
|
---|
805 | if (!mViewCellsManager->LoadViewCellsGeometry(vcGeomFilename, extrudeBaseTriangles))
|
---|
806 | {
|
---|
807 | cerr << "loading view cells geometry failed" << endl;
|
---|
808 | }
|
---|
809 | }
|
---|
810 | else
|
---|
811 | {
|
---|
812 | cerr << "loading view cells geometry is not implemented for this manager" << endl;
|
---|
813 | }
|
---|
814 | }
|
---|
815 | }
|
---|
816 |
|
---|
817 | ////////
|
---|
818 | //-- evaluation of render cost heuristics
|
---|
819 |
|
---|
820 | float objRenderCost = 0, vcOverhead = 0, moveSpeed = 0;
|
---|
821 |
|
---|
822 | Environment::GetSingleton()->GetFloatValue("Simulation.objRenderCost",objRenderCost);
|
---|
823 | Environment::GetSingleton()->GetFloatValue("Simulation.vcOverhead", vcOverhead);
|
---|
824 | Environment::GetSingleton()->GetFloatValue("Simulation.moveSpeed", moveSpeed);
|
---|
825 |
|
---|
826 | mRenderSimulator =
|
---|
827 | new RenderSimulator(mViewCellsManager, objRenderCost, vcOverhead, moveSpeed);
|
---|
828 |
|
---|
829 | mViewCellsManager->SetRenderer(mRenderSimulator);
|
---|
830 |
|
---|
831 | mViewCellsManager->SetPreprocessor(this);
|
---|
832 |
|
---|
833 | return true;
|
---|
834 | }
|
---|
835 |
|
---|
836 |
|
---|
837 | bool Preprocessor::ConstructViewCells()
|
---|
838 | {
|
---|
839 | // construct view cells using it's own set of samples
|
---|
840 | mViewCellsManager->Construct(this);
|
---|
841 |
|
---|
842 | // visualizations and statistics
|
---|
843 | Debug << "finished view cells:" << endl;
|
---|
844 | mViewCellsManager->PrintStatistics(Debug);
|
---|
845 |
|
---|
846 | return true;
|
---|
847 | }
|
---|
848 |
|
---|
849 |
|
---|
850 | ViewCellsManager *Preprocessor::CreateViewCellsManager(const char *name)
|
---|
851 | {
|
---|
852 | ViewCellsTree *vcTree = new ViewCellsTree;
|
---|
853 |
|
---|
854 | if (strcmp(name, "kdTree") == 0)
|
---|
855 | {
|
---|
856 | mViewCellsManager = new KdViewCellsManager(vcTree, mKdTree);
|
---|
857 | }
|
---|
858 | else if (strcmp(name, "bspTree") == 0)
|
---|
859 | {
|
---|
860 | Debug << "view cell type: Bsp" << endl;
|
---|
861 |
|
---|
862 | mBspTree = new BspTree();
|
---|
863 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
864 | }
|
---|
865 | else if (strcmp(name, "vspBspTree") == 0)
|
---|
866 | {
|
---|
867 | Debug << "view cell type: VspBsp" << endl;
|
---|
868 |
|
---|
869 | mVspBspTree = new VspBspTree();
|
---|
870 | mViewCellsManager = new VspBspViewCellsManager(vcTree, mVspBspTree);
|
---|
871 | }
|
---|
872 | else if (strcmp(name, "vspOspTree") == 0)
|
---|
873 | {
|
---|
874 | Debug << "view cell type: VspOsp" << endl;
|
---|
875 | char buf[100];
|
---|
876 | Environment::GetSingleton()->GetStringValue("Hierarchy.type", buf);
|
---|
877 |
|
---|
878 | mViewCellsManager = new VspOspViewCellsManager(vcTree, buf);
|
---|
879 | }
|
---|
880 | else if (strcmp(name, "sceneDependent") == 0) //TODO
|
---|
881 | {
|
---|
882 | Debug << "view cell type: Bsp" << endl;
|
---|
883 |
|
---|
884 | mBspTree = new BspTree();
|
---|
885 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
886 | }
|
---|
887 | else
|
---|
888 | {
|
---|
889 | cerr << "Wrong view cells type " << name << "!!!" << endl;
|
---|
890 | exit(1);
|
---|
891 | }
|
---|
892 |
|
---|
893 | return mViewCellsManager;
|
---|
894 | }
|
---|
895 |
|
---|
896 |
|
---|
897 | // use ascii format to store rays
|
---|
898 | #define USE_ASCII 0
|
---|
899 |
|
---|
900 |
|
---|
901 | static inline bool ilt(Intersectable *obj1, Intersectable *obj2)
|
---|
902 | {
|
---|
903 | return obj1->mId < obj2->mId;
|
---|
904 | }
|
---|
905 |
|
---|
906 |
|
---|
907 | bool Preprocessor::LoadKdTree(const string filename)
|
---|
908 | {
|
---|
909 | mKdTree = new KdTree();
|
---|
910 |
|
---|
911 | return mKdTree->LoadBinTree(filename.c_str(), mObjects);
|
---|
912 | }
|
---|
913 |
|
---|
914 |
|
---|
915 | bool Preprocessor::ExportKdTree(const string filename)
|
---|
916 | {
|
---|
917 | return mKdTree->ExportBinTree(filename.c_str());
|
---|
918 | }
|
---|
919 |
|
---|
920 |
|
---|
921 | bool Preprocessor::LoadSamples(VssRayContainer &samples,
|
---|
922 | ObjectContainer &objects) const
|
---|
923 | {
|
---|
924 | std::stable_sort(objects.begin(), objects.end(), ilt);
|
---|
925 | char fileName[100];
|
---|
926 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
927 |
|
---|
928 | Vector3 origin, termination;
|
---|
929 | // HACK: needed only for lower_bound algorithm to find the
|
---|
930 | // intersected objects
|
---|
931 | MeshInstance sObj(NULL);
|
---|
932 | MeshInstance tObj(NULL);
|
---|
933 |
|
---|
934 | #if USE_ASCII
|
---|
935 | ifstream samplesIn(fileName);
|
---|
936 | if (!samplesIn.is_open())
|
---|
937 | return false;
|
---|
938 |
|
---|
939 | string buf;
|
---|
940 | while (!(getline(samplesIn, buf)).eof())
|
---|
941 | {
|
---|
942 | sscanf(buf.c_str(), "%f %f %f %f %f %f %d %d",
|
---|
943 | &origin.x, &origin.y, &origin.z,
|
---|
944 | &termination.x, &termination.y, &termination.z,
|
---|
945 | &(sObj.mId), &(tObj.mId));
|
---|
946 |
|
---|
947 | Intersectable *sourceObj = NULL;
|
---|
948 | Intersectable *termObj = NULL;
|
---|
949 |
|
---|
950 | if (sObj.mId >= 0)
|
---|
951 | {
|
---|
952 | ObjectContainer::iterator oit =
|
---|
953 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
954 | sourceObj = *oit;
|
---|
955 | }
|
---|
956 |
|
---|
957 | if (tObj.mId >= 0)
|
---|
958 | {
|
---|
959 | ObjectContainer::iterator oit =
|
---|
960 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
961 | termObj = *oit;
|
---|
962 | }
|
---|
963 |
|
---|
964 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
965 | }
|
---|
966 | #else
|
---|
967 | ifstream samplesIn(fileName, ios::binary);
|
---|
968 | if (!samplesIn.is_open())
|
---|
969 | return false;
|
---|
970 |
|
---|
971 | while (1)
|
---|
972 | {
|
---|
973 | samplesIn.read(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
974 | samplesIn.read(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
975 | samplesIn.read(reinterpret_cast<char *>(&(sObj.mId)), sizeof(int));
|
---|
976 | samplesIn.read(reinterpret_cast<char *>(&(tObj.mId)), sizeof(int));
|
---|
977 |
|
---|
978 | if (samplesIn.eof())
|
---|
979 | break;
|
---|
980 |
|
---|
981 | Intersectable *sourceObj = NULL;
|
---|
982 | Intersectable *termObj = NULL;
|
---|
983 |
|
---|
984 | if (sObj.mId >= 0)
|
---|
985 | {
|
---|
986 | ObjectContainer::iterator oit =
|
---|
987 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
988 | sourceObj = *oit;
|
---|
989 | }
|
---|
990 |
|
---|
991 | if (tObj.mId >= 0)
|
---|
992 | {
|
---|
993 | ObjectContainer::iterator oit =
|
---|
994 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
995 | termObj = *oit;
|
---|
996 | }
|
---|
997 |
|
---|
998 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
999 | }
|
---|
1000 | #endif
|
---|
1001 |
|
---|
1002 | samplesIn.close();
|
---|
1003 |
|
---|
1004 | return true;
|
---|
1005 | }
|
---|
1006 |
|
---|
1007 |
|
---|
1008 | bool Preprocessor::ExportSamples(const VssRayContainer &samples) const
|
---|
1009 | {
|
---|
1010 | char fileName[100];
|
---|
1011 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
1012 |
|
---|
1013 |
|
---|
1014 | VssRayContainer::const_iterator it, it_end = samples.end();
|
---|
1015 |
|
---|
1016 | #if USE_ASCII
|
---|
1017 | ofstream samplesOut(fileName);
|
---|
1018 | if (!samplesOut.is_open())
|
---|
1019 | return false;
|
---|
1020 |
|
---|
1021 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
1022 | {
|
---|
1023 | VssRay *ray = *it;
|
---|
1024 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
1025 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
1026 |
|
---|
1027 | samplesOut << ray->GetOrigin().x << " " << ray->GetOrigin().y << " " << ray->GetOrigin().z << " "
|
---|
1028 | << ray->GetTermination().x << " " << ray->GetTermination().y << " " << ray->GetTermination().z << " "
|
---|
1029 | << sourceid << " " << termid << "\n";
|
---|
1030 | }
|
---|
1031 | #else
|
---|
1032 | ofstream samplesOut(fileName, ios::binary);
|
---|
1033 | if (!samplesOut.is_open())
|
---|
1034 | return false;
|
---|
1035 |
|
---|
1036 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
1037 | {
|
---|
1038 | VssRay *ray = *it;
|
---|
1039 | Vector3 origin(ray->GetOrigin());
|
---|
1040 | Vector3 termination(ray->GetTermination());
|
---|
1041 |
|
---|
1042 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
1043 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
1044 |
|
---|
1045 | samplesOut.write(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
1046 | samplesOut.write(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
1047 | samplesOut.write(reinterpret_cast<char *>(&sourceid), sizeof(int));
|
---|
1048 | samplesOut.write(reinterpret_cast<char *>(&termid), sizeof(int));
|
---|
1049 | }
|
---|
1050 | #endif
|
---|
1051 | samplesOut.close();
|
---|
1052 |
|
---|
1053 | return true;
|
---|
1054 | }
|
---|
1055 |
|
---|
1056 |
|
---|
1057 | int
|
---|
1058 | Preprocessor::GenerateRays(const int number,
|
---|
1059 | SamplingStrategy &strategy,
|
---|
1060 | SimpleRayContainer &rays)
|
---|
1061 | {
|
---|
1062 | return strategy.GenerateSamples(number, rays);
|
---|
1063 | }
|
---|
1064 |
|
---|
1065 |
|
---|
1066 | int
|
---|
1067 | Preprocessor::GenerateRays(const int number,
|
---|
1068 | const int sampleType,
|
---|
1069 | SimpleRayContainer &rays)
|
---|
1070 | {
|
---|
1071 | const int startSize = (int)rays.size();
|
---|
1072 | SamplingStrategy *strategy = GenerateSamplingStrategy(sampleType);
|
---|
1073 | int castRays = 0;
|
---|
1074 |
|
---|
1075 | if (!strategy)
|
---|
1076 | {
|
---|
1077 | return 0;
|
---|
1078 | }
|
---|
1079 |
|
---|
1080 | #if 1
|
---|
1081 | castRays = strategy->GenerateSamples(number, rays);
|
---|
1082 | #else
|
---|
1083 | GenerateRayBundle(rays, newRay, 16, 0);
|
---|
1084 | castRays += 16;
|
---|
1085 | #endif
|
---|
1086 |
|
---|
1087 | delete strategy;
|
---|
1088 | return castRays;
|
---|
1089 | }
|
---|
1090 |
|
---|
1091 |
|
---|
1092 | SamplingStrategy *Preprocessor::GenerateSamplingStrategy(const int strategyId)
|
---|
1093 | {
|
---|
1094 | switch (strategyId)
|
---|
1095 | {
|
---|
1096 | case SamplingStrategy::OBJECT_BASED_DISTRIBUTION:
|
---|
1097 | return new ObjectBasedDistribution(*this);
|
---|
1098 | case SamplingStrategy::OBJECT_DIRECTION_BASED_DISTRIBUTION:
|
---|
1099 | return new ObjectDirectionBasedDistribution(*this);
|
---|
1100 | case SamplingStrategy::DIRECTION_BASED_DISTRIBUTION:
|
---|
1101 | return new DirectionBasedDistribution(*this);
|
---|
1102 | case SamplingStrategy::DIRECTION_BOX_BASED_DISTRIBUTION:
|
---|
1103 | return new DirectionBoxBasedDistribution(*this);
|
---|
1104 | case SamplingStrategy::SPATIAL_BOX_BASED_DISTRIBUTION:
|
---|
1105 | return new SpatialBoxBasedDistribution(*this);
|
---|
1106 | case SamplingStrategy::REVERSE_OBJECT_BASED_DISTRIBUTION:
|
---|
1107 | return new ReverseObjectBasedDistribution(*this);
|
---|
1108 | case SamplingStrategy::VIEWCELL_BORDER_BASED_DISTRIBUTION:
|
---|
1109 | return new ViewCellBorderBasedDistribution(*this);
|
---|
1110 | case SamplingStrategy::VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
1111 | return new ViewSpaceBorderBasedDistribution(*this);
|
---|
1112 | case SamplingStrategy::REVERSE_VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
1113 | return new ReverseViewSpaceBorderBasedDistribution(*this);
|
---|
1114 | case SamplingStrategy::GLOBAL_LINES_DISTRIBUTION:
|
---|
1115 | return new GlobalLinesDistribution(*this);
|
---|
1116 |
|
---|
1117 | //case OBJECTS_INTERIOR_DISTRIBUTION:
|
---|
1118 | // return new ObjectsInteriorDistribution(*this);
|
---|
1119 | default: // no valid strategy
|
---|
1120 | Debug << "warning: no valid sampling strategy" << endl;
|
---|
1121 | return NULL;
|
---|
1122 | }
|
---|
1123 |
|
---|
1124 | return NULL; // should never come here
|
---|
1125 | }
|
---|
1126 |
|
---|
1127 |
|
---|
1128 | bool Preprocessor::LoadInternKdTree( const string internKdTree)
|
---|
1129 | {
|
---|
1130 | bool mUseKdTree = true;
|
---|
1131 |
|
---|
1132 | if (!mUseKdTree) {
|
---|
1133 | // create just a dummy KdTree
|
---|
1134 | mKdTree = new KdTree;
|
---|
1135 | return true;
|
---|
1136 | }
|
---|
1137 |
|
---|
1138 | // always try to load the kd tree
|
---|
1139 | cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
1140 |
|
---|
1141 | if (!LoadKdTree(internKdTree)) {
|
---|
1142 | cout << "error loading kd tree with filename "
|
---|
1143 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
1144 | // build new kd tree from scene geometry
|
---|
1145 | BuildKdTree();
|
---|
1146 |
|
---|
1147 | // export kd tree?
|
---|
1148 | const long startTime = GetTime();
|
---|
1149 | cout << "exporting kd tree ... ";
|
---|
1150 |
|
---|
1151 | if (!ExportKdTree(internKdTree))
|
---|
1152 | {
|
---|
1153 | cout << " error exporting kd tree with filename "
|
---|
1154 | << internKdTree << endl;
|
---|
1155 | }
|
---|
1156 | else
|
---|
1157 | {
|
---|
1158 | cout << "finished in "
|
---|
1159 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
1160 | << " secs" << endl;
|
---|
1161 | }
|
---|
1162 | }
|
---|
1163 |
|
---|
1164 | KdTreeStatistics(cout);
|
---|
1165 | cout << mKdTree->GetBox() << endl;
|
---|
1166 |
|
---|
1167 | return true;
|
---|
1168 | }
|
---|
1169 |
|
---|
1170 |
|
---|
1171 | bool Preprocessor::InitRayCast(const string externKdTree,
|
---|
1172 | const string internKdTree)
|
---|
1173 | {
|
---|
1174 | // always try to load the kd tree
|
---|
1175 | /* cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
1176 |
|
---|
1177 | if (!LoadKdTree(internKdTree))
|
---|
1178 | {
|
---|
1179 | cout << "error loading kd tree with filename "
|
---|
1180 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
1181 | // build new kd tree from scene geometry
|
---|
1182 | BuildKdTree();
|
---|
1183 |
|
---|
1184 | // export kd tree?
|
---|
1185 | const long startTime = GetTime();
|
---|
1186 | cout << "exporting kd tree ... ";
|
---|
1187 |
|
---|
1188 | if (!ExportKdTree(internKdTree))
|
---|
1189 | {
|
---|
1190 | cout << " error exporting kd tree with filename "
|
---|
1191 | << internKdTree << endl;
|
---|
1192 | }
|
---|
1193 | else
|
---|
1194 | {
|
---|
1195 | cout << "finished in "
|
---|
1196 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
1197 | << " secs" << endl;
|
---|
1198 | }
|
---|
1199 | }
|
---|
1200 |
|
---|
1201 | KdTreeStatistics(cout);
|
---|
1202 | cout << mKdTree->GetBox() << endl;
|
---|
1203 | */
|
---|
1204 | int rayCastMethod;
|
---|
1205 | Environment::GetSingleton()->
|
---|
1206 | GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
1207 |
|
---|
1208 | if (rayCastMethod == 0)
|
---|
1209 | {
|
---|
1210 | cout << "ray cast method: internal" << endl;
|
---|
1211 | mRayCaster = new InternalRayCaster(*this);
|
---|
1212 | }
|
---|
1213 | else
|
---|
1214 | {
|
---|
1215 | #ifdef GTP_INTERNAL
|
---|
1216 | cout << "ray cast method: intel" << endl;
|
---|
1217 | mRayCaster = new IntelRayCaster(*this, externKdTree);
|
---|
1218 | #endif
|
---|
1219 | }
|
---|
1220 |
|
---|
1221 | /////
|
---|
1222 | //-- reserve constant block of rays
|
---|
1223 |
|
---|
1224 | // hack: If we dont't use view cells loading, there must be at least as much rays
|
---|
1225 | // as are needed for the view cells construction
|
---|
1226 | bool loadViewCells;
|
---|
1227 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", loadViewCells);
|
---|
1228 |
|
---|
1229 | int reserveRays;
|
---|
1230 |
|
---|
1231 | if (!loadViewCells)
|
---|
1232 | {
|
---|
1233 | cout << "setting ray pool size to view cell construction ize" << endl;
|
---|
1234 |
|
---|
1235 | char buf[100];
|
---|
1236 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
1237 |
|
---|
1238 | if (strcmp(buf, "vspBspTree") == 0)
|
---|
1239 | {
|
---|
1240 | Environment::GetSingleton()->GetIntValue("VspBspTree.Construction.samples", reserveRays);
|
---|
1241 | reserveRays *= 2;
|
---|
1242 | }
|
---|
1243 | else if (strcmp(buf, "vspOspTree") == 0)
|
---|
1244 | {
|
---|
1245 | Environment::GetSingleton()->GetIntValue("Hierarchy.Construction.samples", reserveRays);
|
---|
1246 | reserveRays *= 2;
|
---|
1247 | }
|
---|
1248 | }
|
---|
1249 | else
|
---|
1250 | {
|
---|
1251 | cout << "setting ray pool size to samples per pass" << endl;
|
---|
1252 |
|
---|
1253 | reserveRays = mSamplesPerPass * 2;
|
---|
1254 | }
|
---|
1255 |
|
---|
1256 | cout << "======================" << endl;
|
---|
1257 | cout << "reserving " << reserveRays << " rays " << endl;
|
---|
1258 | mRayCaster->ReserveVssRayPool(reserveRays);
|
---|
1259 |
|
---|
1260 | return true;
|
---|
1261 | }
|
---|
1262 |
|
---|
1263 |
|
---|
1264 | void
|
---|
1265 | Preprocessor::CastRays(
|
---|
1266 | SimpleRayContainer &rays,
|
---|
1267 | VssRayContainer &vssRays,
|
---|
1268 | const bool castDoubleRays,
|
---|
1269 | const bool pruneInvalidRays
|
---|
1270 | )
|
---|
1271 | {
|
---|
1272 |
|
---|
1273 | const long t1 = GetTime();
|
---|
1274 |
|
---|
1275 | if ((int)rays.size() > 10000) {
|
---|
1276 |
|
---|
1277 | mRayCaster->SortRays(rays);
|
---|
1278 | cout<<"Rays sorted in "<<TimeDiff(t1, GetTime())<<" ms."<<endl;
|
---|
1279 |
|
---|
1280 | if (0) {
|
---|
1281 | VssRayContainer tmpRays;
|
---|
1282 | int m = 890000;
|
---|
1283 |
|
---|
1284 | for (int i=m; i < m+20; i++) {
|
---|
1285 | tmpRays.push_back(new VssRay(rays[i].mOrigin,
|
---|
1286 | rays[i].mOrigin + 100.0f*rays[i].mDirection,
|
---|
1287 | NULL,
|
---|
1288 | NULL
|
---|
1289 | )
|
---|
1290 | );
|
---|
1291 |
|
---|
1292 | }
|
---|
1293 | ExportRays("sorted_rays.x3d", tmpRays, 200);
|
---|
1294 | }
|
---|
1295 | }
|
---|
1296 |
|
---|
1297 |
|
---|
1298 | if (mUseHwGlobalLines)
|
---|
1299 | CastRaysWithHwGlobalLines(
|
---|
1300 | rays,
|
---|
1301 | vssRays,
|
---|
1302 | castDoubleRays,
|
---|
1303 | pruneInvalidRays
|
---|
1304 | );
|
---|
1305 | else
|
---|
1306 | mRayCaster->CastRays(
|
---|
1307 | rays,
|
---|
1308 | vssRays,
|
---|
1309 | mViewCellsManager->GetViewSpaceBox(),
|
---|
1310 | castDoubleRays,
|
---|
1311 | pruneInvalidRays);
|
---|
1312 |
|
---|
1313 | if ((int)rays.size() > 10000)
|
---|
1314 | {
|
---|
1315 | cout << endl;
|
---|
1316 | long t2 = GetTime();
|
---|
1317 |
|
---|
1318 | #if SHOW_RAYCAST_TIMING
|
---|
1319 | if (castDoubleRays)
|
---|
1320 | cout << 2 * rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
1321 | else
|
---|
1322 | cout << rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
1323 | #endif
|
---|
1324 | }
|
---|
1325 |
|
---|
1326 | DeterminePvsObjects(vssRays);
|
---|
1327 | }
|
---|
1328 |
|
---|
1329 |
|
---|
1330 |
|
---|
1331 | void
|
---|
1332 | Preprocessor::CastRaysWithHwGlobalLines(
|
---|
1333 | SimpleRayContainer &rays,
|
---|
1334 | VssRayContainer &vssRays,
|
---|
1335 | const bool castDoubleRays,
|
---|
1336 | const bool pruneInvalidRays
|
---|
1337 | )
|
---|
1338 | {
|
---|
1339 | SimpleRayContainer::const_iterator rit, rit_end = rays.end();
|
---|
1340 | SimpleRayContainer rayBucket;
|
---|
1341 | int i = 0;
|
---|
1342 | for (rit = rays.begin(); rit != rit_end; ++ rit, ++ i)
|
---|
1343 | {
|
---|
1344 | SimpleRay ray = *rit;
|
---|
1345 | #ifdef USE_CG
|
---|
1346 | // HACK: global lines must be treated special
|
---|
1347 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
1348 | {
|
---|
1349 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
1350 | continue;
|
---|
1351 | }
|
---|
1352 | #endif
|
---|
1353 | rayBucket.push_back(ray);
|
---|
1354 |
|
---|
1355 | // 16 rays gathered => do ray casting
|
---|
1356 | if ((int)rayBucket.size() >= 16)
|
---|
1357 | {
|
---|
1358 | mRayCaster->CastRays16(
|
---|
1359 | rayBucket,
|
---|
1360 | vssRays,
|
---|
1361 | mViewCellsManager->GetViewSpaceBox(),
|
---|
1362 | castDoubleRays,
|
---|
1363 | pruneInvalidRays);
|
---|
1364 |
|
---|
1365 | rayBucket.clear();
|
---|
1366 | }
|
---|
1367 |
|
---|
1368 | if ((int)rays.size() > 100000 && i % 100000 == 0)
|
---|
1369 | cout<<"\r"<<i<<"/"<<(int)rays.size()<<"\r";
|
---|
1370 | }
|
---|
1371 |
|
---|
1372 | // cast rest of rays
|
---|
1373 | SimpleRayContainer::const_iterator sit, sit_end = rayBucket.end();
|
---|
1374 |
|
---|
1375 | for (sit = rayBucket.begin(); sit != sit_end; ++ sit)
|
---|
1376 | {
|
---|
1377 | SimpleRay ray = *sit;
|
---|
1378 |
|
---|
1379 | #ifdef USE_CG
|
---|
1380 | // HACK: global lines must be treated special
|
---|
1381 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
1382 | {
|
---|
1383 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
1384 | continue;
|
---|
1385 | }
|
---|
1386 | #endif
|
---|
1387 | mRayCaster->CastRay(
|
---|
1388 | ray,
|
---|
1389 | vssRays,
|
---|
1390 | mViewCellsManager->GetViewSpaceBox(),
|
---|
1391 | castDoubleRays,
|
---|
1392 | pruneInvalidRays);
|
---|
1393 |
|
---|
1394 | }
|
---|
1395 |
|
---|
1396 | }
|
---|
1397 |
|
---|
1398 |
|
---|
1399 | bool Preprocessor::GenerateRayBundle(SimpleRayContainer &rayBundle,
|
---|
1400 | const SimpleRay &mainRay,
|
---|
1401 | const int number,
|
---|
1402 | const int pertubType) const
|
---|
1403 | {
|
---|
1404 | rayBundle.push_back(mainRay);
|
---|
1405 |
|
---|
1406 | const float pertubOrigin = 0.0f;
|
---|
1407 | const float pertubDir = 0.2f;
|
---|
1408 |
|
---|
1409 | for (int i = 0; i < number - 1; ++ i)
|
---|
1410 | {
|
---|
1411 | Vector3 pertub;
|
---|
1412 |
|
---|
1413 | pertub.x = RandomValue(0.0f, pertubDir);
|
---|
1414 | pertub.y = RandomValue(0.0f, pertubDir);
|
---|
1415 | pertub.z = RandomValue(0.0f, pertubDir);
|
---|
1416 |
|
---|
1417 | const Vector3 newDir = mainRay.mDirection + pertub;
|
---|
1418 | //const Vector3 newDir = mainRay.mDirection;
|
---|
1419 |
|
---|
1420 | pertub.x = RandomValue(0.0f, pertubOrigin);
|
---|
1421 | pertub.y = RandomValue(0.0f, pertubOrigin);
|
---|
1422 | pertub.z = RandomValue(0.0f, pertubOrigin);
|
---|
1423 |
|
---|
1424 | const Vector3 newOrigin = mainRay.mOrigin + pertub;
|
---|
1425 | //const Vector3 newOrigin = mainRay.mOrigin;
|
---|
1426 |
|
---|
1427 | rayBundle.push_back(SimpleRay(newOrigin, newDir, 0, 1.0f));
|
---|
1428 | }
|
---|
1429 |
|
---|
1430 | return true;
|
---|
1431 | }
|
---|
1432 |
|
---|
1433 |
|
---|
1434 | void Preprocessor::SetupRay(Ray &ray,
|
---|
1435 | const Vector3 &point,
|
---|
1436 | const Vector3 &direction) const
|
---|
1437 | {
|
---|
1438 | ray.Clear();
|
---|
1439 | // do not store anything else then intersections at the ray
|
---|
1440 | ray.Init(point, direction, Ray::LOCAL_RAY);
|
---|
1441 | }
|
---|
1442 |
|
---|
1443 |
|
---|
1444 | void Preprocessor::EvalViewCellHistogram()
|
---|
1445 | {
|
---|
1446 | char filename[256];
|
---|
1447 | Environment::GetSingleton()->GetStringValue("Preprocessor.histogram.file", filename);
|
---|
1448 |
|
---|
1449 | // mViewCellsManager->EvalViewCellHistogram(filename, 1000000);
|
---|
1450 | mViewCellsManager->EvalViewCellHistogramForPvsSize(filename, 1000000);
|
---|
1451 | }
|
---|
1452 |
|
---|
1453 |
|
---|
1454 | bool
|
---|
1455 | Preprocessor::ExportRays(const char *filename,
|
---|
1456 | const VssRayContainer &vssRays,
|
---|
1457 | const int number,
|
---|
1458 | const bool exportScene
|
---|
1459 | )
|
---|
1460 | {
|
---|
1461 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
1462 |
|
---|
1463 | Exporter *exporter = NULL;
|
---|
1464 | exporter = Exporter::GetExporter(filename);
|
---|
1465 |
|
---|
1466 | if (0) {
|
---|
1467 | exporter->SetWireframe();
|
---|
1468 | exporter->ExportKdTree(*mKdTree);
|
---|
1469 | }
|
---|
1470 |
|
---|
1471 | exporter->SetFilled();
|
---|
1472 | // $$JB temporarily do not export the scene
|
---|
1473 | if (exportScene)
|
---|
1474 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
1475 |
|
---|
1476 | exporter->SetWireframe();
|
---|
1477 |
|
---|
1478 | if (1) {
|
---|
1479 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
1480 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
1481 | exporter->ResetForcedMaterial();
|
---|
1482 | }
|
---|
1483 |
|
---|
1484 | VssRayContainer rays;
|
---|
1485 | vssRays.SelectRays(number, rays);
|
---|
1486 | exporter->ExportRays(rays, RgbColor(1, 0, 0));
|
---|
1487 | delete exporter;
|
---|
1488 | cout<<"done."<<endl<<flush;
|
---|
1489 |
|
---|
1490 | return true;
|
---|
1491 | }
|
---|
1492 |
|
---|
1493 | bool
|
---|
1494 | Preprocessor::ExportRayAnimation(const char *filename,
|
---|
1495 | const vector<VssRayContainer> &vssRays
|
---|
1496 | )
|
---|
1497 | {
|
---|
1498 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
1499 |
|
---|
1500 | Exporter *exporter = NULL;
|
---|
1501 | exporter = Exporter::GetExporter(filename);
|
---|
1502 | if (0) {
|
---|
1503 | exporter->SetWireframe();
|
---|
1504 | exporter->ExportKdTree(*mKdTree);
|
---|
1505 | }
|
---|
1506 | exporter->SetFilled();
|
---|
1507 | // $$JB temporarily do not export the scene
|
---|
1508 | if (0)
|
---|
1509 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
1510 | exporter->SetWireframe();
|
---|
1511 |
|
---|
1512 | if (1) {
|
---|
1513 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
1514 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
1515 | exporter->ResetForcedMaterial();
|
---|
1516 | }
|
---|
1517 |
|
---|
1518 | exporter->ExportRaySets(vssRays, RgbColor(1, 0, 0));
|
---|
1519 |
|
---|
1520 | delete exporter;
|
---|
1521 |
|
---|
1522 | cout<<"done."<<endl<<flush;
|
---|
1523 |
|
---|
1524 | return true;
|
---|
1525 | }
|
---|
1526 |
|
---|
1527 | void
|
---|
1528 | Preprocessor::ComputeRenderError()
|
---|
1529 | {
|
---|
1530 | // compute rendering error
|
---|
1531 |
|
---|
1532 | if (renderer && renderer->mPvsStatFrames) {
|
---|
1533 | // emit EvalPvsStat();
|
---|
1534 | // QMutex mutex;
|
---|
1535 | // mutex.lock();
|
---|
1536 | // renderer->mRenderingFinished.wait(&mutex);
|
---|
1537 | // mutex.unlock();
|
---|
1538 |
|
---|
1539 | if (mViewCellsManager->GetViewCellPoints()->size()) {
|
---|
1540 |
|
---|
1541 | vector<ViewCellPoints *> *vcPoints = mViewCellsManager->GetViewCellPoints();
|
---|
1542 |
|
---|
1543 | vector<ViewCellPoints *>::const_iterator
|
---|
1544 | vit = vcPoints->begin(),
|
---|
1545 | vit_end = vcPoints->end();
|
---|
1546 |
|
---|
1547 | SimpleRayContainer viewPoints;
|
---|
1548 |
|
---|
1549 | for (; vit != vit_end; ++ vit) {
|
---|
1550 | ViewCellPoints *vp = *vit;
|
---|
1551 |
|
---|
1552 | SimpleRayContainer::const_iterator rit = vp->second.begin(), rit_end = vp->second.end();
|
---|
1553 | for (; rit!=rit_end; ++rit)
|
---|
1554 | viewPoints.push_back(*rit);
|
---|
1555 | }
|
---|
1556 |
|
---|
1557 | if (viewPoints.size() != renderer->mPvsErrorBuffer.size()) {
|
---|
1558 | renderer->mPvsErrorBuffer.resize(viewPoints.size());
|
---|
1559 | renderer->ClearErrorBuffer();
|
---|
1560 | }
|
---|
1561 |
|
---|
1562 | renderer->EvalPvsStat(viewPoints);
|
---|
1563 | } else
|
---|
1564 | renderer->EvalPvsStat();
|
---|
1565 |
|
---|
1566 | mStats <<
|
---|
1567 | "#AvgPvsRenderError\n" <<renderer->mPvsStat.GetAvgError()<<endl<<
|
---|
1568 | "#AvgPixelError\n" <<renderer->GetAvgPixelError()<<endl<<
|
---|
1569 | "#MaxPixelError\n" <<renderer->GetMaxPixelError()<<endl<<
|
---|
1570 | "#MaxPvsRenderError\n" <<renderer->mPvsStat.GetMaxError()<<endl<<
|
---|
1571 | "#ErrorFreeFrames\n" <<renderer->mPvsStat.GetErrorFreeFrames()<<endl<<
|
---|
1572 | "#AvgRenderPvs\n" <<renderer->mPvsStat.GetAvgPvs()<<endl;
|
---|
1573 | }
|
---|
1574 | }
|
---|
1575 |
|
---|
1576 |
|
---|
1577 | Intersectable *Preprocessor::GetObjectById(const int id)
|
---|
1578 | {
|
---|
1579 | #if 1
|
---|
1580 | // create a dummy mesh instance to be able to use stl
|
---|
1581 | MeshInstance object(NULL);
|
---|
1582 | object.SetId(id);
|
---|
1583 |
|
---|
1584 | ObjectContainer::const_iterator oit =
|
---|
1585 | lower_bound(mObjects.begin(), mObjects.end(), &object, ilt);
|
---|
1586 |
|
---|
1587 | // objects sorted by id
|
---|
1588 | if ((oit != mObjects.end()) && ((*oit)->GetId() == object.GetId()))
|
---|
1589 | {
|
---|
1590 | return (*oit);
|
---|
1591 | }
|
---|
1592 | else
|
---|
1593 | {
|
---|
1594 | return NULL;
|
---|
1595 | }
|
---|
1596 | #else
|
---|
1597 | return mObjects[id - 1];
|
---|
1598 | #endif
|
---|
1599 | }
|
---|
1600 |
|
---|
1601 |
|
---|
1602 | void Preprocessor::PrepareHwGlobalLines()
|
---|
1603 | {
|
---|
1604 | int texHeight, texWidth;
|
---|
1605 | float eps;
|
---|
1606 | int maxDepth;
|
---|
1607 | bool sampleReverse;
|
---|
1608 |
|
---|
1609 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texHeight", texHeight);
|
---|
1610 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texWidth", texWidth);
|
---|
1611 | Environment::GetSingleton()->GetFloatValue("Preprocessor.HwGlobalLines.stepSize", eps);
|
---|
1612 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.maxDepth", maxDepth);
|
---|
1613 | Environment::GetSingleton()->GetBoolValue("Preprocessor.HwGlobalLines.sampleReverse", sampleReverse);
|
---|
1614 |
|
---|
1615 | Debug << "****** hw global line options *******" << endl;
|
---|
1616 | Debug << "texWidth: " << texWidth << endl;
|
---|
1617 | Debug << "texHeight: " << texHeight << endl;
|
---|
1618 | Debug << "sampleReverse: " << sampleReverse << endl;
|
---|
1619 | Debug << "max depth: " << maxDepth << endl;
|
---|
1620 | Debug << "step size: " << eps << endl;
|
---|
1621 | Debug << endl;
|
---|
1622 |
|
---|
1623 | #ifdef USE_CG
|
---|
1624 | globalLinesRenderer = mGlobalLinesRenderer =
|
---|
1625 | new GlobalLinesRenderer(this,
|
---|
1626 | texHeight,
|
---|
1627 | texWidth,
|
---|
1628 | eps,
|
---|
1629 | maxDepth,
|
---|
1630 | sampleReverse);
|
---|
1631 |
|
---|
1632 | mGlobalLinesRenderer->InitGl();
|
---|
1633 |
|
---|
1634 | #endif
|
---|
1635 | }
|
---|
1636 |
|
---|
1637 |
|
---|
1638 | void Preprocessor::DeterminePvsObjects(VssRayContainer &rays)
|
---|
1639 | {
|
---|
1640 | mViewCellsManager->DeterminePvsObjects(rays, false);
|
---|
1641 | }
|
---|
1642 |
|
---|
1643 |
|
---|
1644 | bool Preprocessor::LoadObjects(const string &filename,
|
---|
1645 | ObjectContainer &pvsObjects,
|
---|
1646 | const ObjectContainer &preprocessorObjects)
|
---|
1647 | {
|
---|
1648 | ObjectsParser parser;
|
---|
1649 |
|
---|
1650 | const bool success = parser.ParseObjects(filename,
|
---|
1651 | pvsObjects,
|
---|
1652 | preprocessorObjects);
|
---|
1653 |
|
---|
1654 | if (!success)
|
---|
1655 | {
|
---|
1656 | Debug << "Error: loading objects failed!" << endl;
|
---|
1657 | }
|
---|
1658 |
|
---|
1659 | // hack: no bvh object could be found => take preprocessor objects
|
---|
1660 | if (pvsObjects.empty())
|
---|
1661 | {
|
---|
1662 | Debug << "no objects" << endl;
|
---|
1663 | pvsObjects = preprocessorObjects;
|
---|
1664 | }
|
---|
1665 |
|
---|
1666 | return success;
|
---|
1667 | }
|
---|
1668 |
|
---|
1669 |
|
---|
1670 | }
|
---|