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 | using namespace std;
|
---|
31 |
|
---|
32 | namespace GtpVisibilityPreprocessor {
|
---|
33 |
|
---|
34 | const static bool ADDITIONAL_GEOMETRY_HACK = false;
|
---|
35 |
|
---|
36 | Preprocessor *preprocessor = NULL;
|
---|
37 |
|
---|
38 | // HACK: Artificially modify scene to watch rendercost changes
|
---|
39 | static void AddGeometry(SceneGraph *scene)
|
---|
40 | {
|
---|
41 | scene->GetRoot()->UpdateBox();
|
---|
42 |
|
---|
43 | AxisAlignedBox3 sceneBox = scene->GetBox();
|
---|
44 |
|
---|
45 | int n = 200;
|
---|
46 |
|
---|
47 | if (0)
|
---|
48 | {
|
---|
49 | // form grid of boxes
|
---|
50 | for (int i = 0; i < n; ++ i)
|
---|
51 | {
|
---|
52 | for (int j = 0; j < n; ++ j)
|
---|
53 | {
|
---|
54 | const Vector3 scale2((float)j * 0.8f / n + 0.1f, 0.05f, (float)i * 0.8f / (float)n + 0.1f);
|
---|
55 |
|
---|
56 | const Vector3 pt2 = sceneBox.Min() + scale2 * (sceneBox.Max() - sceneBox.Min());
|
---|
57 |
|
---|
58 | const Vector3 boxSize = sceneBox.Size() * Vector3(0.0025f, 0.01f, 0.0025f);
|
---|
59 | AxisAlignedBox3 box(pt2, pt2 + boxSize);
|
---|
60 | Mesh *mesh = CreateMeshFromBox(box);
|
---|
61 |
|
---|
62 | mesh->Preprocess();
|
---|
63 |
|
---|
64 | MeshInstance *mi = new MeshInstance(mesh);
|
---|
65 | scene->GetRoot()->mGeometry.push_back(mi);
|
---|
66 | }
|
---|
67 | }
|
---|
68 |
|
---|
69 | for (int i = 0; i < n; ++ i)
|
---|
70 | {
|
---|
71 | for (int j = 0; j < n; ++ j)
|
---|
72 | {
|
---|
73 | const Vector3 scale2(0.15f, (float)j * 0.8f / n + 0.1f, (float)i * 0.8f / (float)n + 0.1f);
|
---|
74 |
|
---|
75 | Vector3 pt2 = sceneBox.Min() + scale2 * (sceneBox.Max() - sceneBox.Min());
|
---|
76 |
|
---|
77 | Vector3 boxSize = sceneBox.Size() * Vector3(0.0025f, 0.01f, 0.0025f);
|
---|
78 | AxisAlignedBox3 box(pt2, pt2 + boxSize);
|
---|
79 | Mesh *mesh = CreateMeshFromBox(box);
|
---|
80 |
|
---|
81 | mesh->Preprocess();
|
---|
82 |
|
---|
83 | MeshInstance *mi = new MeshInstance(mesh);
|
---|
84 | scene->GetRoot()->mGeometry.push_back(mi);
|
---|
85 | }
|
---|
86 | }
|
---|
87 |
|
---|
88 | for (int i = 0; i < n; ++ i)
|
---|
89 | {
|
---|
90 | const Vector3 scale2(2, 0.2f, (float)i * 0.8f / (float)n + 0.1f);
|
---|
91 |
|
---|
92 | Vector3 pt2 = sceneBox.Min() + scale2 * (sceneBox.Max() - sceneBox.Min());
|
---|
93 | Vector3 boxSize = sceneBox.Size() * Vector3(0.005f, 0.02f, 0.005f);
|
---|
94 |
|
---|
95 | AxisAlignedBox3 box(pt2 + 0.1f, pt2 + boxSize);
|
---|
96 | Mesh *mesh = CreateMeshFromBox(box);
|
---|
97 |
|
---|
98 | mesh->Preprocess();
|
---|
99 |
|
---|
100 | MeshInstance *mi = new MeshInstance(mesh);
|
---|
101 | scene->GetRoot()->mGeometry.push_back(mi);
|
---|
102 | }
|
---|
103 |
|
---|
104 | scene->GetRoot()->UpdateBox();
|
---|
105 | }
|
---|
106 |
|
---|
107 | if (1)
|
---|
108 | {
|
---|
109 | // plane separating view space regions
|
---|
110 | const Vector3 scale(1.0f, 0.0, 0);
|
---|
111 |
|
---|
112 | Vector3 pt = sceneBox.Min() + scale * (sceneBox.Max() - sceneBox.Min());
|
---|
113 |
|
---|
114 | Plane3 cuttingPlane(Vector3(1, 0, 0), pt);
|
---|
115 | Mesh *planeMesh = new Mesh();
|
---|
116 |
|
---|
117 | Polygon3 *poly = sceneBox.CrossSection(cuttingPlane);
|
---|
118 | IncludePolyInMesh(*poly, *planeMesh);
|
---|
119 |
|
---|
120 | planeMesh->Preprocess();
|
---|
121 |
|
---|
122 | MeshInstance *planeMi = new MeshInstance(planeMesh);
|
---|
123 | scene->GetRoot()->mGeometry.push_back(planeMi);
|
---|
124 | }
|
---|
125 | }
|
---|
126 |
|
---|
127 |
|
---|
128 | Preprocessor::Preprocessor():
|
---|
129 | mKdTree(NULL),
|
---|
130 | mBspTree(NULL),
|
---|
131 | mVspBspTree(NULL),
|
---|
132 | mViewCellsManager(NULL),
|
---|
133 | mRenderSimulator(NULL),
|
---|
134 | mPass(0),
|
---|
135 | mSceneGraph(NULL),
|
---|
136 | mRayCaster(NULL),
|
---|
137 | mStopComputation(false),
|
---|
138 | mThread(NULL),
|
---|
139 | mGlobalLinesRenderer(NULL),
|
---|
140 | mUseHwGlobalLines(false)
|
---|
141 | {
|
---|
142 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlRenderer", mUseGlRenderer);
|
---|
143 |
|
---|
144 | // renderer will be constructed when the scene graph and viewcell manager will be known
|
---|
145 | renderer = NULL;
|
---|
146 |
|
---|
147 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlDebugger", mUseGlDebugger);
|
---|
148 | Environment::GetSingleton()->GetBoolValue("Preprocessor.loadMeshes", mLoadMeshes);
|
---|
149 | Environment::GetSingleton()->GetBoolValue("Preprocessor.quitOnFinish", mQuitOnFinish);
|
---|
150 | Environment::GetSingleton()->GetBoolValue("Preprocessor.computeVisibility", mComputeVisibility);
|
---|
151 | Environment::GetSingleton()->GetBoolValue("Preprocessor.detectEmptyViewSpace", mDetectEmptyViewSpace);
|
---|
152 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportVisibility", mExportVisibility );
|
---|
153 |
|
---|
154 | char buffer[256];
|
---|
155 | Environment::GetSingleton()->GetStringValue("Preprocessor.visibilityFile", buffer);
|
---|
156 | mVisibilityFileName = buffer;
|
---|
157 |
|
---|
158 | Environment::GetSingleton()->GetStringValue("Preprocessor.stats", buffer);
|
---|
159 | mStats.open(buffer);
|
---|
160 |
|
---|
161 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilityFilter", mApplyVisibilityFilter);
|
---|
162 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilitySpatialFilter",
|
---|
163 | mApplyVisibilitySpatialFilter );
|
---|
164 | Environment::GetSingleton()->GetFloatValue("Preprocessor.visibilityFilterWidth", mVisibilityFilterWidth);
|
---|
165 |
|
---|
166 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportObj", mExportObj);
|
---|
167 |
|
---|
168 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useViewSpaceBox", mUseViewSpaceBox);
|
---|
169 |
|
---|
170 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.rays", mExportRays);
|
---|
171 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.animation", mExportAnimation);
|
---|
172 | Environment::GetSingleton()->GetIntValue("Preprocessor.Export.numRays", mExportNumRays);
|
---|
173 |
|
---|
174 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerPass", mSamplesPerPass);
|
---|
175 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalSamples", mTotalSamples);
|
---|
176 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalTime", mTotalTime);
|
---|
177 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerEvaluation",
|
---|
178 | mSamplesPerEvaluation);
|
---|
179 |
|
---|
180 | Debug << "******* Preprocessor Options **********" << endl;
|
---|
181 | Debug << "detect empty view space=" << mDetectEmptyViewSpace << endl;
|
---|
182 | Debug << "load meshes: " << mLoadMeshes << endl;
|
---|
183 | Debug << "load meshes: " << mLoadMeshes << endl;
|
---|
184 | Debug << "export obj: " << mExportObj << endl;
|
---|
185 | Debug << "use view space box: " << mUseViewSpaceBox << endl;
|
---|
186 |
|
---|
187 | cout << "samples per pass " << mSamplesPerPass << endl;
|
---|
188 | }
|
---|
189 |
|
---|
190 |
|
---|
191 | Preprocessor::~Preprocessor()
|
---|
192 | {
|
---|
193 | cout << "cleaning up" << endl;
|
---|
194 |
|
---|
195 | cout << "Deleting view cells manager ... \n";
|
---|
196 | DEL_PTR(mViewCellsManager);
|
---|
197 | cout << "done.\n";
|
---|
198 |
|
---|
199 |
|
---|
200 | cout << "Deleting bsp tree ... \n";
|
---|
201 | DEL_PTR(mBspTree);
|
---|
202 | cout << "done.\n";
|
---|
203 |
|
---|
204 | cout << "Deleting kd tree ...\n";
|
---|
205 | DEL_PTR(mKdTree);
|
---|
206 | cout << "done.\n";
|
---|
207 |
|
---|
208 | cout << "Deleting vspbsp tree ... \n";
|
---|
209 | DEL_PTR(mVspBspTree);
|
---|
210 | cout << "done.\n";
|
---|
211 |
|
---|
212 | cout << "Deleting scene graph ... \n";
|
---|
213 | DEL_PTR(mSceneGraph);
|
---|
214 | cout << "done.\n";
|
---|
215 |
|
---|
216 | cout << "deleting render simulator ... \n";
|
---|
217 | DEL_PTR(mRenderSimulator);
|
---|
218 | mRenderSimulator = NULL;
|
---|
219 | cout << "deleting renderer ... \n";
|
---|
220 | DEL_PTR(renderer);
|
---|
221 | renderer = NULL;
|
---|
222 | cout << "deleting ray caster ... \n";
|
---|
223 | DEL_PTR(mRayCaster);
|
---|
224 |
|
---|
225 | #ifdef USE_CG
|
---|
226 | cout << "deleting global lines renderer ... \n";
|
---|
227 | DEL_PTR(mGlobalLinesRenderer);
|
---|
228 | #endif
|
---|
229 | cout << "finished" << endl;
|
---|
230 | }
|
---|
231 |
|
---|
232 |
|
---|
233 | GlRendererBuffer *Preprocessor::GetRenderer()
|
---|
234 | {
|
---|
235 | return renderer;
|
---|
236 | }
|
---|
237 |
|
---|
238 |
|
---|
239 | static int SplitFilenames(const string str, vector<string> &filenames)
|
---|
240 | {
|
---|
241 | int pos = 0;
|
---|
242 |
|
---|
243 | while(1) {
|
---|
244 | int npos = (int)str.find(';', pos);
|
---|
245 |
|
---|
246 | if (npos < 0 || npos - pos < 1)
|
---|
247 | break;
|
---|
248 | filenames.push_back(string(str, pos, npos - pos));
|
---|
249 | pos = npos + 1;
|
---|
250 | }
|
---|
251 |
|
---|
252 | filenames.push_back(string(str, pos, str.size() - pos));
|
---|
253 | return (int)filenames.size();
|
---|
254 | }
|
---|
255 |
|
---|
256 |
|
---|
257 | void Preprocessor::SetThread(PreprocessorThread *t)
|
---|
258 | {
|
---|
259 | mThread = t;
|
---|
260 | }
|
---|
261 |
|
---|
262 |
|
---|
263 | PreprocessorThread *Preprocessor::GetThread() const
|
---|
264 | {
|
---|
265 | return mThread;
|
---|
266 | }
|
---|
267 |
|
---|
268 |
|
---|
269 | bool Preprocessor::LoadBinaryObj(const string &filename,
|
---|
270 | SceneGraphNode *root,
|
---|
271 | vector<FaceParentInfo> *parents)
|
---|
272 | {
|
---|
273 | //ifstream samplesIn(filename, ios::binary);
|
---|
274 | igzstream samplesIn(filename.c_str());
|
---|
275 |
|
---|
276 | if (!samplesIn.is_open())
|
---|
277 | return false;
|
---|
278 |
|
---|
279 | cout << "binary obj dump available, loading " << filename.c_str() << endl;
|
---|
280 |
|
---|
281 | // read in triangle size
|
---|
282 | int numTriangles;
|
---|
283 |
|
---|
284 | samplesIn.read(reinterpret_cast<char *>(&numTriangles), sizeof(int));
|
---|
285 | root->mGeometry.reserve(numTriangles);
|
---|
286 | cout << "loading " << numTriangles << " triangles ("
|
---|
287 | << numTriangles * (sizeof(TriangleIntersectable) + sizeof(TriangleIntersectable *)) / (1024 * 1024) << " MB)" << endl;
|
---|
288 |
|
---|
289 | int i = 0;
|
---|
290 | while (1)
|
---|
291 | {
|
---|
292 | Triangle3 tri;
|
---|
293 |
|
---|
294 | samplesIn.read(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
|
---|
295 | samplesIn.read(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
|
---|
296 | samplesIn.read(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
|
---|
297 |
|
---|
298 | // end of file reached
|
---|
299 | if (samplesIn.eof())
|
---|
300 | break;
|
---|
301 |
|
---|
302 | TriangleIntersectable *obj = new TriangleIntersectable(tri);
|
---|
303 | root->mGeometry.push_back(obj);
|
---|
304 |
|
---|
305 | if ((i ++) % 500000 == 499999)
|
---|
306 | cout<<"\r"<<i<<"/"<<numTriangles<<"\r";
|
---|
307 | }
|
---|
308 |
|
---|
309 | if (i != numTriangles)
|
---|
310 | {
|
---|
311 | cout << "warning: triangle size does not match with loaded triangle size" << endl;
|
---|
312 | return false;
|
---|
313 | }
|
---|
314 |
|
---|
315 | cout << "loaded " << numTriangles << " triangles" << endl;
|
---|
316 |
|
---|
317 | return true;
|
---|
318 | }
|
---|
319 |
|
---|
320 |
|
---|
321 | bool Preprocessor::ExportBinaryObj(const string filename, SceneGraphNode *root)
|
---|
322 | {
|
---|
323 | ogzstream samplesOut(filename.c_str());
|
---|
324 |
|
---|
325 | if (!samplesOut.is_open())
|
---|
326 | return false;
|
---|
327 |
|
---|
328 | int numTriangles = (int)root->mGeometry.size();
|
---|
329 |
|
---|
330 | samplesOut.write(reinterpret_cast<char *>(&numTriangles), sizeof(int));
|
---|
331 |
|
---|
332 | ObjectContainer::const_iterator oit, oit_end = root->mGeometry.end();
|
---|
333 |
|
---|
334 | for (oit = root->mGeometry.begin(); oit != oit_end; ++ oit)
|
---|
335 | {
|
---|
336 | Intersectable *obj = *oit;
|
---|
337 |
|
---|
338 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
|
---|
339 | {
|
---|
340 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
341 |
|
---|
342 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
|
---|
343 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
|
---|
344 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
|
---|
345 | }
|
---|
346 | else
|
---|
347 | {
|
---|
348 | cout << "not implemented intersectable type " << obj->Type() << endl;
|
---|
349 | }
|
---|
350 | }
|
---|
351 |
|
---|
352 | cout << "exported " << numTriangles << " triangles" << endl;
|
---|
353 |
|
---|
354 | return true;
|
---|
355 | }
|
---|
356 |
|
---|
357 |
|
---|
358 | bool Preprocessor::ExportObj(const string filename, const ObjectContainer &objects)
|
---|
359 | {
|
---|
360 | ofstream samplesOut(filename.c_str());
|
---|
361 |
|
---|
362 | if (!samplesOut.is_open())
|
---|
363 | return false;
|
---|
364 |
|
---|
365 | ObjectContainer::const_iterator oit, oit_end = objects.end();
|
---|
366 |
|
---|
367 | //AxisAlignedBox3 bbox = mSceneGraph->GetBox(); bbox.Enlarge(30.0);
|
---|
368 | for (oit = objects.begin(); oit != oit_end; ++ oit)
|
---|
369 | {
|
---|
370 | Intersectable *obj = *oit;
|
---|
371 |
|
---|
372 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
|
---|
373 | {
|
---|
374 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
375 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2])))continue;
|
---|
376 |
|
---|
377 | samplesOut << "v " << tri.mVertices[0].x << " " << tri.mVertices[0].y << " " << tri.mVertices[0].z << endl;
|
---|
378 | samplesOut << "v " << tri.mVertices[1].x << " " << tri.mVertices[1].y << " " << tri.mVertices[1].z << endl;
|
---|
379 | samplesOut << "v " << tri.mVertices[2].x << " " << tri.mVertices[2].y << " " << tri.mVertices[2].z << endl;
|
---|
380 | //}
|
---|
381 | }
|
---|
382 | else
|
---|
383 | {
|
---|
384 | cout << "not implemented intersectable type " << obj->Type() << endl;
|
---|
385 | }
|
---|
386 | }
|
---|
387 |
|
---|
388 | // write faces
|
---|
389 | int i = 1;
|
---|
390 | for (oit = objects.begin(); oit != oit_end; ++ oit)
|
---|
391 | {
|
---|
392 | Intersectable *obj = *oit;
|
---|
393 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
|
---|
394 | {
|
---|
395 | //Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
396 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2]))) continue;
|
---|
397 |
|
---|
398 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
399 | samplesOut << "f " << i << " " << i + 1 << " " << i + 2 << endl;
|
---|
400 | i += 3;
|
---|
401 | }
|
---|
402 | else
|
---|
403 | {
|
---|
404 | cout << "not implemented intersectable type " << obj->Type() << endl;
|
---|
405 | }
|
---|
406 | }
|
---|
407 |
|
---|
408 | return true;
|
---|
409 |
|
---|
410 | }
|
---|
411 |
|
---|
412 | static string ReplaceSuffix(string filename, string a, string b)
|
---|
413 | {
|
---|
414 | string result = filename;
|
---|
415 |
|
---|
416 | int pos = (int)filename.rfind(a, (int)filename.size() - 1);
|
---|
417 | if (pos == filename.size() - a.size()) {
|
---|
418 | result.replace(pos, a.size(), b);
|
---|
419 | }
|
---|
420 | return result;
|
---|
421 | }
|
---|
422 |
|
---|
423 |
|
---|
424 | Intersectable *Preprocessor::GetParentObject(const int index) const
|
---|
425 | {
|
---|
426 | if (index < 0)
|
---|
427 | {
|
---|
428 | //cerr << "Warning: triangle index smaller zero! " << index << endl;
|
---|
429 | return NULL;
|
---|
430 | }
|
---|
431 |
|
---|
432 | if (!mFaceParents.empty())
|
---|
433 | {
|
---|
434 | if (index >= (int)mFaceParents.size())
|
---|
435 | {
|
---|
436 | cerr << "Warning: triangle index out of range! " << index << endl;
|
---|
437 | return NULL;
|
---|
438 | }
|
---|
439 | else
|
---|
440 | {
|
---|
441 | return mFaceParents[index].mObject;
|
---|
442 | }
|
---|
443 | }
|
---|
444 | else
|
---|
445 | {
|
---|
446 | if (index >= (int)mObjects.size())
|
---|
447 | {
|
---|
448 | cerr<<"Warning: triangle index out of range! " << index << endl;
|
---|
449 | return NULL;
|
---|
450 | }
|
---|
451 | else
|
---|
452 | {
|
---|
453 | return mObjects[index];
|
---|
454 | }
|
---|
455 | }
|
---|
456 | }
|
---|
457 |
|
---|
458 |
|
---|
459 | Vector3 Preprocessor::GetParentNormal(const int index) const
|
---|
460 | {
|
---|
461 | if (!mFaceParents.empty())
|
---|
462 | {
|
---|
463 | return mFaceParents[index].mObject->GetNormal(mFaceParents[index].mFaceIndex);
|
---|
464 | }
|
---|
465 | else
|
---|
466 | {
|
---|
467 | return mObjects[index]->GetNormal(0);
|
---|
468 | }
|
---|
469 | }
|
---|
470 |
|
---|
471 |
|
---|
472 | bool
|
---|
473 | Preprocessor::LoadScene(const string filename)
|
---|
474 | {
|
---|
475 | // use leaf nodes of the original spatial hierarchy as occludees
|
---|
476 | mSceneGraph = new SceneGraph;
|
---|
477 |
|
---|
478 | Parser *parser;
|
---|
479 | vector<string> filenames;
|
---|
480 | const int files = SplitFilenames(filename, filenames);
|
---|
481 | cout << "number of input files: " << files << endl;
|
---|
482 |
|
---|
483 | bool result = false;
|
---|
484 | bool isObj = false;
|
---|
485 |
|
---|
486 | // root for different files
|
---|
487 | mSceneGraph->SetRoot(new SceneGraphNode());
|
---|
488 |
|
---|
489 | // intel ray caster can only trace triangles
|
---|
490 | int rayCastMethod;
|
---|
491 | Environment::GetSingleton()->GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
492 | vector<FaceParentInfo> *fi =
|
---|
493 | ((rayCastMethod == RayCaster::INTEL_RAYCASTER) && mLoadMeshes) ?
|
---|
494 | &mFaceParents : NULL;
|
---|
495 |
|
---|
496 | if (files == 1)
|
---|
497 | {
|
---|
498 | if (strstr(filename.c_str(), ".x3d"))
|
---|
499 | {
|
---|
500 | parser = new X3dParser;
|
---|
501 |
|
---|
502 | result = parser->ParseFile(filename,
|
---|
503 | mSceneGraph->GetRoot(),
|
---|
504 | mLoadMeshes,
|
---|
505 | fi);
|
---|
506 | delete parser;
|
---|
507 | }
|
---|
508 | else if (strstr(filename.c_str(), ".ply") || strstr(filename.c_str(), ".plb"))
|
---|
509 | {
|
---|
510 | parser = new PlyParser;
|
---|
511 |
|
---|
512 | result = parser->ParseFile(filename,
|
---|
513 | mSceneGraph->GetRoot(),
|
---|
514 | mLoadMeshes,
|
---|
515 | fi);
|
---|
516 | delete parser;
|
---|
517 | }
|
---|
518 | else if (strstr(filename.c_str(), ".obj"))
|
---|
519 | {
|
---|
520 | isObj = true;
|
---|
521 |
|
---|
522 | // hack: load binary dump
|
---|
523 | const string bnFile = ReplaceSuffix(filename, ".obj", ".bn");
|
---|
524 |
|
---|
525 | if (!mLoadMeshes)
|
---|
526 | {
|
---|
527 | result = LoadBinaryObj(bnFile, mSceneGraph->GetRoot(), fi);
|
---|
528 | }
|
---|
529 |
|
---|
530 | // parse obj
|
---|
531 | if (!result)
|
---|
532 | {
|
---|
533 | cout << "no binary dump available or loading full meshes, parsing file" << endl;
|
---|
534 | parser = new ObjParser;
|
---|
535 |
|
---|
536 | result = parser->ParseFile(filename,
|
---|
537 | mSceneGraph->GetRoot(),
|
---|
538 | mLoadMeshes,
|
---|
539 | fi);
|
---|
540 |
|
---|
541 | cout << "loaded " << (int)mSceneGraph->GetRoot()->mGeometry.size() << " entities" << endl;
|
---|
542 |
|
---|
543 | // only works for triangles
|
---|
544 | if (result && !mLoadMeshes)
|
---|
545 | {
|
---|
546 | cout << "exporting binary obj to " << bnFile << "... " << endl;
|
---|
547 |
|
---|
548 | ExportBinaryObj(bnFile, mSceneGraph->GetRoot());
|
---|
549 |
|
---|
550 | cout << "finished" << endl;
|
---|
551 | }
|
---|
552 |
|
---|
553 | delete parser;
|
---|
554 | }
|
---|
555 | }
|
---|
556 | else
|
---|
557 | {
|
---|
558 | parser = new UnigraphicsParser;
|
---|
559 | result = parser->ParseFile(filename,
|
---|
560 | mSceneGraph->GetRoot(),
|
---|
561 | mLoadMeshes,
|
---|
562 | fi);
|
---|
563 | delete parser;
|
---|
564 | }
|
---|
565 |
|
---|
566 | cout << filename << endl;
|
---|
567 | }
|
---|
568 | else
|
---|
569 | {
|
---|
570 | vector<string>::const_iterator fit, fit_end = filenames.end();
|
---|
571 |
|
---|
572 | for (fit = filenames.begin(); fit != fit_end; ++ fit)
|
---|
573 | {
|
---|
574 | const string filename = *fit;
|
---|
575 |
|
---|
576 | cout << "parsing file " << filename.c_str() << endl;
|
---|
577 | if (strstr(filename.c_str(), ".x3d"))
|
---|
578 | parser = new X3dParser;
|
---|
579 | else
|
---|
580 | parser = new UnigraphicsParser;
|
---|
581 |
|
---|
582 | SceneGraphNode *node = new SceneGraphNode();
|
---|
583 | const bool success =
|
---|
584 | parser->ParseFile(filename, node, mLoadMeshes, fi);
|
---|
585 |
|
---|
586 | if (success)
|
---|
587 | {
|
---|
588 | mSceneGraph->GetRoot()->mChildren.push_back(node);
|
---|
589 | result = true; // at least one file parsed
|
---|
590 | }
|
---|
591 |
|
---|
592 | // temporare hack
|
---|
593 | //if (!strstr(filename.c_str(), "plane")) mSceneGraph->GetRoot()->UpdateBox();
|
---|
594 |
|
---|
595 | delete parser;
|
---|
596 | }
|
---|
597 | }
|
---|
598 |
|
---|
599 | if (result)
|
---|
600 | {
|
---|
601 | // HACK
|
---|
602 | if (ADDITIONAL_GEOMETRY_HACK)
|
---|
603 | AddGeometry(mSceneGraph);
|
---|
604 |
|
---|
605 | mSceneGraph->AssignObjectIds();
|
---|
606 |
|
---|
607 | int intersectables, faces;
|
---|
608 | mSceneGraph->GetStatistics(intersectables, faces);
|
---|
609 |
|
---|
610 | cout<<filename<<" parsed successfully."<<endl;
|
---|
611 | cout<<"#NUM_OBJECTS (Total numner of objects)\n"<<intersectables<<endl;
|
---|
612 | cout<<"#NUM_FACES (Total numner of faces)\n"<<faces<<endl;
|
---|
613 |
|
---|
614 | mObjects.reserve(intersectables);
|
---|
615 | mSceneGraph->CollectObjects(&mObjects);
|
---|
616 |
|
---|
617 | // temp hack
|
---|
618 | //ExportObj("cropped_vienna.obj", mObjects);
|
---|
619 | mSceneGraph->GetRoot()->UpdateBox();
|
---|
620 |
|
---|
621 | cout << "finished loading" << endl;
|
---|
622 | }
|
---|
623 |
|
---|
624 | return result;
|
---|
625 | }
|
---|
626 |
|
---|
627 | bool
|
---|
628 | Preprocessor::ExportPreprocessedData(const string filename)
|
---|
629 | {
|
---|
630 | mViewCellsManager->ExportViewCells(filename, true, mObjects);
|
---|
631 | return true;
|
---|
632 | }
|
---|
633 |
|
---|
634 |
|
---|
635 | bool
|
---|
636 | Preprocessor::PostProcessVisibility()
|
---|
637 | {
|
---|
638 |
|
---|
639 | if (mApplyVisibilityFilter || mApplyVisibilitySpatialFilter) {
|
---|
640 | cout<<"Applying visibility filter ...";
|
---|
641 | cout<<"filter width = " << mVisibilityFilterWidth << endl;
|
---|
642 |
|
---|
643 | if (!mViewCellsManager)
|
---|
644 | return false;
|
---|
645 |
|
---|
646 |
|
---|
647 | mViewCellsManager->ApplyFilter(mKdTree,
|
---|
648 | mApplyVisibilityFilter ?
|
---|
649 | mVisibilityFilterWidth : -1.0f,
|
---|
650 | mApplyVisibilitySpatialFilter ?
|
---|
651 | mVisibilityFilterWidth : -1.0f);
|
---|
652 | cout << "done." << endl;
|
---|
653 | }
|
---|
654 |
|
---|
655 | // export the preprocessed information to a file
|
---|
656 | if (1 && mExportVisibility)
|
---|
657 | {
|
---|
658 | ExportPreprocessedData(mVisibilityFileName);
|
---|
659 | }
|
---|
660 |
|
---|
661 | return true;
|
---|
662 | }
|
---|
663 |
|
---|
664 |
|
---|
665 | bool
|
---|
666 | Preprocessor::BuildKdTree()
|
---|
667 | {
|
---|
668 | mKdTree = new KdTree;
|
---|
669 |
|
---|
670 | // add mesh instances of the scene graph to the root of the tree
|
---|
671 | KdLeaf *root = (KdLeaf *)mKdTree->GetRoot();
|
---|
672 |
|
---|
673 | mSceneGraph->CollectObjects(&root->mObjects);
|
---|
674 |
|
---|
675 | const long startTime = GetTime();
|
---|
676 | cout << "building kd tree ... " << endl;
|
---|
677 |
|
---|
678 | mKdTree->Construct();
|
---|
679 |
|
---|
680 | cout << "finished kd tree construction in " << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
681 | << " secs " << endl;
|
---|
682 |
|
---|
683 | return true;
|
---|
684 | }
|
---|
685 |
|
---|
686 |
|
---|
687 | void
|
---|
688 | Preprocessor::KdTreeStatistics(ostream &s)
|
---|
689 | {
|
---|
690 | s<<mKdTree->GetStatistics();
|
---|
691 | }
|
---|
692 |
|
---|
693 | void
|
---|
694 | Preprocessor::BspTreeStatistics(ostream &s)
|
---|
695 | {
|
---|
696 | s << mBspTree->GetStatistics();
|
---|
697 | }
|
---|
698 |
|
---|
699 | bool
|
---|
700 | Preprocessor::Export( const string filename,
|
---|
701 | const bool scene,
|
---|
702 | const bool kdtree
|
---|
703 | )
|
---|
704 | {
|
---|
705 | Exporter *exporter = Exporter::GetExporter(filename);
|
---|
706 |
|
---|
707 | if (exporter) {
|
---|
708 | if (2 && scene)
|
---|
709 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
710 |
|
---|
711 | if (1 && kdtree) {
|
---|
712 | exporter->SetWireframe();
|
---|
713 | exporter->ExportKdTree(*mKdTree);
|
---|
714 | }
|
---|
715 |
|
---|
716 | delete exporter;
|
---|
717 | return true;
|
---|
718 | }
|
---|
719 |
|
---|
720 | return false;
|
---|
721 | }
|
---|
722 |
|
---|
723 |
|
---|
724 | bool Preprocessor::PrepareViewCells()
|
---|
725 | {
|
---|
726 | ///////
|
---|
727 | //-- parse view cells construction method
|
---|
728 |
|
---|
729 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", mLoadViewCells);
|
---|
730 | char buf[100];
|
---|
731 |
|
---|
732 | if (mLoadViewCells)
|
---|
733 | {
|
---|
734 |
|
---|
735 | #ifdef USE_BIT_PVS
|
---|
736 | // HACK: for kd pvs, set pvs size to maximal number of kd nodes
|
---|
737 | vector<KdLeaf *> leaves;
|
---|
738 | preprocessor->mKdTree->CollectLeaves(leaves);
|
---|
739 |
|
---|
740 | ObjectPvs::SetPvsSize((int)leaves.size());
|
---|
741 | #endif
|
---|
742 |
|
---|
743 | Environment::GetSingleton()->GetStringValue("ViewCells.filename", buf);
|
---|
744 | cout << "loading objects from " << buf << endl;
|
---|
745 |
|
---|
746 | // load objects which will be used as pvs entries
|
---|
747 | ObjectContainer pvsObjects;
|
---|
748 | if (0) LoadObjects(buf, pvsObjects, mObjects);
|
---|
749 |
|
---|
750 | const bool finalizeViewCells = true;
|
---|
751 | cout << "loading view cells from " << buf << endl;
|
---|
752 |
|
---|
753 | mViewCellsManager = ViewCellsManager::LoadViewCells(buf,
|
---|
754 | pvsObjects,
|
---|
755 | mObjects,
|
---|
756 | finalizeViewCells,
|
---|
757 | NULL);
|
---|
758 |
|
---|
759 | cout << "view cells loaded." << endl<<flush;
|
---|
760 |
|
---|
761 | if (!mViewCellsManager)
|
---|
762 | {
|
---|
763 | cerr << "no view cells manager could be loaded" << endl;
|
---|
764 | return false;
|
---|
765 | }
|
---|
766 | }
|
---|
767 | else
|
---|
768 | {
|
---|
769 | // parse type of view cell container
|
---|
770 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
771 | mViewCellsManager = CreateViewCellsManager(buf);
|
---|
772 |
|
---|
773 | // default view space is the extent of the scene
|
---|
774 | AxisAlignedBox3 viewSpaceBox;
|
---|
775 |
|
---|
776 | if (mUseViewSpaceBox)
|
---|
777 | {
|
---|
778 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
779 |
|
---|
780 | // use a small box outside of the scene
|
---|
781 | viewSpaceBox.Scale(Vector3(0.15f, 0.3f, 0.5f));
|
---|
782 | //viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.5f, 0, 0));
|
---|
783 | viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.3f, 0, 0));
|
---|
784 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
785 | }
|
---|
786 | else
|
---|
787 | {
|
---|
788 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
789 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
790 | }
|
---|
791 |
|
---|
792 | bool loadVcGeometry;
|
---|
793 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadGeometry", loadVcGeometry);
|
---|
794 |
|
---|
795 | bool extrudeBaseTriangles;
|
---|
796 | Environment::GetSingleton()->GetBoolValue("ViewCells.useBaseTrianglesAsGeometry", extrudeBaseTriangles);
|
---|
797 |
|
---|
798 | char vcGeomFilename[100];
|
---|
799 | Environment::GetSingleton()->GetStringValue("ViewCells.geometryFilename", vcGeomFilename);
|
---|
800 |
|
---|
801 | // create view cells from specified geometry
|
---|
802 | if (loadVcGeometry)
|
---|
803 | {
|
---|
804 | if (mViewCellsManager->GetType() == ViewCellsManager::BSP)
|
---|
805 | {
|
---|
806 | if (!mViewCellsManager->LoadViewCellsGeometry(vcGeomFilename, extrudeBaseTriangles))
|
---|
807 | {
|
---|
808 | cerr << "loading view cells geometry failed" << endl;
|
---|
809 | }
|
---|
810 | }
|
---|
811 | else
|
---|
812 | {
|
---|
813 | cerr << "loading view cells geometry is not implemented for this manager" << endl;
|
---|
814 | }
|
---|
815 | }
|
---|
816 | }
|
---|
817 |
|
---|
818 | ////////
|
---|
819 | //-- evaluation of render cost heuristics
|
---|
820 |
|
---|
821 | float objRenderCost = 0, vcOverhead = 0, moveSpeed = 0;
|
---|
822 |
|
---|
823 | Environment::GetSingleton()->GetFloatValue("Simulation.objRenderCost",objRenderCost);
|
---|
824 | Environment::GetSingleton()->GetFloatValue("Simulation.vcOverhead", vcOverhead);
|
---|
825 | Environment::GetSingleton()->GetFloatValue("Simulation.moveSpeed", moveSpeed);
|
---|
826 |
|
---|
827 | mRenderSimulator =
|
---|
828 | new RenderSimulator(mViewCellsManager, objRenderCost, vcOverhead, moveSpeed);
|
---|
829 |
|
---|
830 | mViewCellsManager->SetRenderer(mRenderSimulator);
|
---|
831 |
|
---|
832 | mViewCellsManager->SetPreprocessor(this);
|
---|
833 |
|
---|
834 | return true;
|
---|
835 | }
|
---|
836 |
|
---|
837 |
|
---|
838 | bool Preprocessor::ConstructViewCells()
|
---|
839 | {
|
---|
840 | // construct view cells using it's own set of samples
|
---|
841 | mViewCellsManager->Construct(this);
|
---|
842 |
|
---|
843 | // visualizations and statistics
|
---|
844 | Debug << "finished view cells:" << endl;
|
---|
845 | mViewCellsManager->PrintStatistics(Debug);
|
---|
846 |
|
---|
847 | return true;
|
---|
848 | }
|
---|
849 |
|
---|
850 |
|
---|
851 | ViewCellsManager *Preprocessor::CreateViewCellsManager(const char *name)
|
---|
852 | {
|
---|
853 | ViewCellsTree *vcTree = new ViewCellsTree;
|
---|
854 |
|
---|
855 | if (strcmp(name, "kdTree") == 0)
|
---|
856 | {
|
---|
857 | mViewCellsManager = new KdViewCellsManager(vcTree, mKdTree);
|
---|
858 | }
|
---|
859 | else if (strcmp(name, "bspTree") == 0)
|
---|
860 | {
|
---|
861 | Debug << "view cell type: Bsp" << endl;
|
---|
862 |
|
---|
863 | mBspTree = new BspTree();
|
---|
864 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
865 | }
|
---|
866 | else if (strcmp(name, "vspBspTree") == 0)
|
---|
867 | {
|
---|
868 | Debug << "view cell type: VspBsp" << endl;
|
---|
869 |
|
---|
870 | mVspBspTree = new VspBspTree();
|
---|
871 | mViewCellsManager = new VspBspViewCellsManager(vcTree, mVspBspTree);
|
---|
872 | }
|
---|
873 | else if (strcmp(name, "vspOspTree") == 0)
|
---|
874 | {
|
---|
875 | Debug << "view cell type: VspOsp" << endl;
|
---|
876 | char buf[100];
|
---|
877 | Environment::GetSingleton()->GetStringValue("Hierarchy.type", buf);
|
---|
878 |
|
---|
879 | mViewCellsManager = new VspOspViewCellsManager(vcTree, buf);
|
---|
880 | }
|
---|
881 | else if (strcmp(name, "sceneDependent") == 0) //TODO
|
---|
882 | {
|
---|
883 | Debug << "view cell type: Bsp" << endl;
|
---|
884 |
|
---|
885 | mBspTree = new BspTree();
|
---|
886 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
887 | }
|
---|
888 | else
|
---|
889 | {
|
---|
890 | cerr << "Wrong view cells type " << name << "!!!" << endl;
|
---|
891 | exit(1);
|
---|
892 | }
|
---|
893 |
|
---|
894 | return mViewCellsManager;
|
---|
895 | }
|
---|
896 |
|
---|
897 |
|
---|
898 | // use ascii format to store rays
|
---|
899 | #define USE_ASCII 0
|
---|
900 |
|
---|
901 |
|
---|
902 | static inline bool ilt(Intersectable *obj1, Intersectable *obj2)
|
---|
903 | {
|
---|
904 | return obj1->mId < obj2->mId;
|
---|
905 | }
|
---|
906 |
|
---|
907 |
|
---|
908 | bool Preprocessor::LoadKdTree(const string filename)
|
---|
909 | {
|
---|
910 | mKdTree = new KdTree();
|
---|
911 |
|
---|
912 | return mKdTree->LoadBinTree(filename.c_str(), mObjects);
|
---|
913 | }
|
---|
914 |
|
---|
915 |
|
---|
916 | bool Preprocessor::ExportKdTree(const string filename)
|
---|
917 | {
|
---|
918 | return mKdTree->ExportBinTree(filename.c_str());
|
---|
919 | }
|
---|
920 |
|
---|
921 |
|
---|
922 | bool Preprocessor::LoadSamples(VssRayContainer &samples,
|
---|
923 | ObjectContainer &objects) const
|
---|
924 | {
|
---|
925 | std::stable_sort(objects.begin(), objects.end(), ilt);
|
---|
926 | char fileName[100];
|
---|
927 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
928 |
|
---|
929 | Vector3 origin, termination;
|
---|
930 | // HACK: needed only for lower_bound algorithm to find the
|
---|
931 | // intersected objects
|
---|
932 | MeshInstance sObj(NULL);
|
---|
933 | MeshInstance tObj(NULL);
|
---|
934 |
|
---|
935 | #if USE_ASCII
|
---|
936 | ifstream samplesIn(fileName);
|
---|
937 | if (!samplesIn.is_open())
|
---|
938 | return false;
|
---|
939 |
|
---|
940 | string buf;
|
---|
941 | while (!(getline(samplesIn, buf)).eof())
|
---|
942 | {
|
---|
943 | sscanf(buf.c_str(), "%f %f %f %f %f %f %d %d",
|
---|
944 | &origin.x, &origin.y, &origin.z,
|
---|
945 | &termination.x, &termination.y, &termination.z,
|
---|
946 | &(sObj.mId), &(tObj.mId));
|
---|
947 |
|
---|
948 | Intersectable *sourceObj = NULL;
|
---|
949 | Intersectable *termObj = NULL;
|
---|
950 |
|
---|
951 | if (sObj.mId >= 0)
|
---|
952 | {
|
---|
953 | ObjectContainer::iterator oit =
|
---|
954 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
955 | sourceObj = *oit;
|
---|
956 | }
|
---|
957 |
|
---|
958 | if (tObj.mId >= 0)
|
---|
959 | {
|
---|
960 | ObjectContainer::iterator oit =
|
---|
961 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
962 | termObj = *oit;
|
---|
963 | }
|
---|
964 |
|
---|
965 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
966 | }
|
---|
967 | #else
|
---|
968 | ifstream samplesIn(fileName, ios::binary);
|
---|
969 | if (!samplesIn.is_open())
|
---|
970 | return false;
|
---|
971 |
|
---|
972 | while (1)
|
---|
973 | {
|
---|
974 | samplesIn.read(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
975 | samplesIn.read(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
976 | samplesIn.read(reinterpret_cast<char *>(&(sObj.mId)), sizeof(int));
|
---|
977 | samplesIn.read(reinterpret_cast<char *>(&(tObj.mId)), sizeof(int));
|
---|
978 |
|
---|
979 | if (samplesIn.eof())
|
---|
980 | break;
|
---|
981 |
|
---|
982 | Intersectable *sourceObj = NULL;
|
---|
983 | Intersectable *termObj = NULL;
|
---|
984 |
|
---|
985 | if (sObj.mId >= 0)
|
---|
986 | {
|
---|
987 | ObjectContainer::iterator oit =
|
---|
988 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
989 | sourceObj = *oit;
|
---|
990 | }
|
---|
991 |
|
---|
992 | if (tObj.mId >= 0)
|
---|
993 | {
|
---|
994 | ObjectContainer::iterator oit =
|
---|
995 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
996 | termObj = *oit;
|
---|
997 | }
|
---|
998 |
|
---|
999 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
1000 | }
|
---|
1001 | #endif
|
---|
1002 |
|
---|
1003 | samplesIn.close();
|
---|
1004 |
|
---|
1005 | return true;
|
---|
1006 | }
|
---|
1007 |
|
---|
1008 |
|
---|
1009 | bool Preprocessor::ExportSamples(const VssRayContainer &samples) const
|
---|
1010 | {
|
---|
1011 | char fileName[100];
|
---|
1012 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
1013 |
|
---|
1014 |
|
---|
1015 | VssRayContainer::const_iterator it, it_end = samples.end();
|
---|
1016 |
|
---|
1017 | #if USE_ASCII
|
---|
1018 | ofstream samplesOut(fileName);
|
---|
1019 | if (!samplesOut.is_open())
|
---|
1020 | return false;
|
---|
1021 |
|
---|
1022 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
1023 | {
|
---|
1024 | VssRay *ray = *it;
|
---|
1025 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
1026 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
1027 |
|
---|
1028 | samplesOut << ray->GetOrigin().x << " " << ray->GetOrigin().y << " " << ray->GetOrigin().z << " "
|
---|
1029 | << ray->GetTermination().x << " " << ray->GetTermination().y << " " << ray->GetTermination().z << " "
|
---|
1030 | << sourceid << " " << termid << "\n";
|
---|
1031 | }
|
---|
1032 | #else
|
---|
1033 | ofstream samplesOut(fileName, ios::binary);
|
---|
1034 | if (!samplesOut.is_open())
|
---|
1035 | return false;
|
---|
1036 |
|
---|
1037 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
1038 | {
|
---|
1039 | VssRay *ray = *it;
|
---|
1040 | Vector3 origin(ray->GetOrigin());
|
---|
1041 | Vector3 termination(ray->GetTermination());
|
---|
1042 |
|
---|
1043 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
1044 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
1045 |
|
---|
1046 | samplesOut.write(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
1047 | samplesOut.write(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
1048 | samplesOut.write(reinterpret_cast<char *>(&sourceid), sizeof(int));
|
---|
1049 | samplesOut.write(reinterpret_cast<char *>(&termid), sizeof(int));
|
---|
1050 | }
|
---|
1051 | #endif
|
---|
1052 | samplesOut.close();
|
---|
1053 |
|
---|
1054 | return true;
|
---|
1055 | }
|
---|
1056 |
|
---|
1057 |
|
---|
1058 | int
|
---|
1059 | Preprocessor::GenerateRays(const int number,
|
---|
1060 | SamplingStrategy &strategy,
|
---|
1061 | SimpleRayContainer &rays)
|
---|
1062 | {
|
---|
1063 | return strategy.GenerateSamples(number, rays);
|
---|
1064 | }
|
---|
1065 |
|
---|
1066 |
|
---|
1067 | int
|
---|
1068 | Preprocessor::GenerateRays(const int number,
|
---|
1069 | const int sampleType,
|
---|
1070 | SimpleRayContainer &rays)
|
---|
1071 | {
|
---|
1072 | const int startSize = (int)rays.size();
|
---|
1073 | SamplingStrategy *strategy = GenerateSamplingStrategy(sampleType);
|
---|
1074 | int castRays = 0;
|
---|
1075 |
|
---|
1076 | if (!strategy)
|
---|
1077 | {
|
---|
1078 | return 0;
|
---|
1079 | }
|
---|
1080 |
|
---|
1081 | #if 1
|
---|
1082 | castRays = strategy->GenerateSamples(number, rays);
|
---|
1083 | #else
|
---|
1084 | GenerateRayBundle(rays, newRay, 16, 0);
|
---|
1085 | castRays += 16;
|
---|
1086 | #endif
|
---|
1087 |
|
---|
1088 | delete strategy;
|
---|
1089 | return castRays;
|
---|
1090 | }
|
---|
1091 |
|
---|
1092 |
|
---|
1093 | SamplingStrategy *Preprocessor::GenerateSamplingStrategy(const int strategyId)
|
---|
1094 | {
|
---|
1095 | switch (strategyId)
|
---|
1096 | {
|
---|
1097 | case SamplingStrategy::OBJECT_BASED_DISTRIBUTION:
|
---|
1098 | return new ObjectBasedDistribution(*this);
|
---|
1099 | case SamplingStrategy::OBJECT_DIRECTION_BASED_DISTRIBUTION:
|
---|
1100 | return new ObjectDirectionBasedDistribution(*this);
|
---|
1101 | case SamplingStrategy::DIRECTION_BASED_DISTRIBUTION:
|
---|
1102 | return new DirectionBasedDistribution(*this);
|
---|
1103 | case SamplingStrategy::DIRECTION_BOX_BASED_DISTRIBUTION:
|
---|
1104 | return new DirectionBoxBasedDistribution(*this);
|
---|
1105 | case SamplingStrategy::SPATIAL_BOX_BASED_DISTRIBUTION:
|
---|
1106 | return new SpatialBoxBasedDistribution(*this);
|
---|
1107 | case SamplingStrategy::REVERSE_OBJECT_BASED_DISTRIBUTION:
|
---|
1108 | return new ReverseObjectBasedDistribution(*this);
|
---|
1109 | case SamplingStrategy::VIEWCELL_BORDER_BASED_DISTRIBUTION:
|
---|
1110 | return new ViewCellBorderBasedDistribution(*this);
|
---|
1111 | case SamplingStrategy::VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
1112 | return new ViewSpaceBorderBasedDistribution(*this);
|
---|
1113 | case SamplingStrategy::REVERSE_VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
1114 | return new ReverseViewSpaceBorderBasedDistribution(*this);
|
---|
1115 | case SamplingStrategy::GLOBAL_LINES_DISTRIBUTION:
|
---|
1116 | return new GlobalLinesDistribution(*this);
|
---|
1117 |
|
---|
1118 | //case OBJECTS_INTERIOR_DISTRIBUTION:
|
---|
1119 | // return new ObjectsInteriorDistribution(*this);
|
---|
1120 | default: // no valid strategy
|
---|
1121 | Debug << "warning: no valid sampling strategy" << endl;
|
---|
1122 | return NULL;
|
---|
1123 | }
|
---|
1124 |
|
---|
1125 | return NULL; // should never come here
|
---|
1126 | }
|
---|
1127 |
|
---|
1128 |
|
---|
1129 | bool Preprocessor::LoadInternKdTree( const string internKdTree)
|
---|
1130 | {
|
---|
1131 | bool mUseKdTree = true;
|
---|
1132 |
|
---|
1133 | if (!mUseKdTree) {
|
---|
1134 | // create just a dummy KdTree
|
---|
1135 | mKdTree = new KdTree;
|
---|
1136 | return true;
|
---|
1137 | }
|
---|
1138 |
|
---|
1139 | // always try to load the kd tree
|
---|
1140 | cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
1141 |
|
---|
1142 | if (!LoadKdTree(internKdTree)) {
|
---|
1143 | cout << "error loading kd tree with filename "
|
---|
1144 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
1145 | // build new kd tree from scene geometry
|
---|
1146 | BuildKdTree();
|
---|
1147 |
|
---|
1148 | // export kd tree?
|
---|
1149 | const long startTime = GetTime();
|
---|
1150 | cout << "exporting kd tree ... ";
|
---|
1151 |
|
---|
1152 | if (!ExportKdTree(internKdTree))
|
---|
1153 | {
|
---|
1154 | cout << " error exporting kd tree with filename "
|
---|
1155 | << internKdTree << endl;
|
---|
1156 | }
|
---|
1157 | else
|
---|
1158 | {
|
---|
1159 | cout << "finished in "
|
---|
1160 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
1161 | << " secs" << endl;
|
---|
1162 | }
|
---|
1163 | }
|
---|
1164 |
|
---|
1165 | KdTreeStatistics(cout);
|
---|
1166 | cout << mKdTree->GetBox() << endl;
|
---|
1167 |
|
---|
1168 | return true;
|
---|
1169 | }
|
---|
1170 |
|
---|
1171 |
|
---|
1172 | bool Preprocessor::InitRayCast(const string externKdTree,
|
---|
1173 | const string internKdTree)
|
---|
1174 | {
|
---|
1175 | // always try to load the kd tree
|
---|
1176 | /* cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
1177 |
|
---|
1178 | if (!LoadKdTree(internKdTree))
|
---|
1179 | {
|
---|
1180 | cout << "error loading kd tree with filename "
|
---|
1181 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
1182 | // build new kd tree from scene geometry
|
---|
1183 | BuildKdTree();
|
---|
1184 |
|
---|
1185 | // export kd tree?
|
---|
1186 | const long startTime = GetTime();
|
---|
1187 | cout << "exporting kd tree ... ";
|
---|
1188 |
|
---|
1189 | if (!ExportKdTree(internKdTree))
|
---|
1190 | {
|
---|
1191 | cout << " error exporting kd tree with filename "
|
---|
1192 | << internKdTree << endl;
|
---|
1193 | }
|
---|
1194 | else
|
---|
1195 | {
|
---|
1196 | cout << "finished in "
|
---|
1197 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
1198 | << " secs" << endl;
|
---|
1199 | }
|
---|
1200 | }
|
---|
1201 |
|
---|
1202 | KdTreeStatistics(cout);
|
---|
1203 | cout << mKdTree->GetBox() << endl;
|
---|
1204 | */
|
---|
1205 | int rayCastMethod;
|
---|
1206 | Environment::GetSingleton()->
|
---|
1207 | GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
1208 |
|
---|
1209 | if (rayCastMethod == 0)
|
---|
1210 | {
|
---|
1211 | cout << "ray cast method: internal" << endl;
|
---|
1212 | mRayCaster = new InternalRayCaster(*this);
|
---|
1213 | }
|
---|
1214 | else
|
---|
1215 | {
|
---|
1216 | #ifdef GTP_INTERNAL
|
---|
1217 | cout << "ray cast method: intel" << endl;
|
---|
1218 | mRayCaster = new IntelRayCaster(*this, externKdTree);
|
---|
1219 | #endif
|
---|
1220 | }
|
---|
1221 |
|
---|
1222 | /////
|
---|
1223 | //-- reserve constant block of rays
|
---|
1224 |
|
---|
1225 | // hack: If we dont't use view cells loading, there must be at least as much rays
|
---|
1226 | // as are needed for the view cells construction
|
---|
1227 | bool loadViewCells;
|
---|
1228 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", loadViewCells);
|
---|
1229 |
|
---|
1230 | int reserveRays;
|
---|
1231 |
|
---|
1232 | if (!loadViewCells)
|
---|
1233 | {
|
---|
1234 | cout << "setting ray pool size to view cell construction ize" << endl;
|
---|
1235 |
|
---|
1236 | char buf[100];
|
---|
1237 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
1238 |
|
---|
1239 | if (strcmp(buf, "vspBspTree") == 0)
|
---|
1240 | {
|
---|
1241 | Environment::GetSingleton()->GetIntValue("VspBspTree.Construction.samples", reserveRays);
|
---|
1242 | reserveRays *= 2;
|
---|
1243 | }
|
---|
1244 | else if (strcmp(buf, "vspOspTree") == 0)
|
---|
1245 | {
|
---|
1246 | Environment::GetSingleton()->GetIntValue("Hierarchy.Construction.samples", reserveRays);
|
---|
1247 | reserveRays *= 2;
|
---|
1248 | }
|
---|
1249 | }
|
---|
1250 | else
|
---|
1251 | {
|
---|
1252 | cout << "setting ray pool size to samples per pass" << endl;
|
---|
1253 |
|
---|
1254 | reserveRays = mSamplesPerPass * 2;
|
---|
1255 | }
|
---|
1256 |
|
---|
1257 | cout << "======================" << endl;
|
---|
1258 | cout << "reserving " << reserveRays << " rays " << endl;
|
---|
1259 | mRayCaster->ReserveVssRayPool(reserveRays);
|
---|
1260 |
|
---|
1261 | return true;
|
---|
1262 | }
|
---|
1263 |
|
---|
1264 |
|
---|
1265 | void
|
---|
1266 | Preprocessor::CastRays(
|
---|
1267 | SimpleRayContainer &rays,
|
---|
1268 | VssRayContainer &vssRays,
|
---|
1269 | const bool castDoubleRays,
|
---|
1270 | const bool pruneInvalidRays
|
---|
1271 | )
|
---|
1272 | {
|
---|
1273 |
|
---|
1274 | const long t1 = GetTime();
|
---|
1275 |
|
---|
1276 | if ((int)rays.size() > 10000) {
|
---|
1277 |
|
---|
1278 | mRayCaster->SortRays(rays);
|
---|
1279 | cout<<"Rays sorted in "<<TimeDiff(t1, GetTime())<<" ms."<<endl;
|
---|
1280 |
|
---|
1281 | if (0) {
|
---|
1282 | VssRayContainer tmpRays;
|
---|
1283 | int m = 890000;
|
---|
1284 |
|
---|
1285 | for (int i=m; i < m+20; i++) {
|
---|
1286 | tmpRays.push_back(new VssRay(rays[i].mOrigin,
|
---|
1287 | rays[i].mOrigin + 100.0f*rays[i].mDirection,
|
---|
1288 | NULL,
|
---|
1289 | NULL
|
---|
1290 | )
|
---|
1291 | );
|
---|
1292 |
|
---|
1293 | }
|
---|
1294 | ExportRays("sorted_rays.x3d", tmpRays, 200);
|
---|
1295 | }
|
---|
1296 | }
|
---|
1297 |
|
---|
1298 |
|
---|
1299 | if (mUseHwGlobalLines)
|
---|
1300 | CastRaysWithHwGlobalLines(
|
---|
1301 | rays,
|
---|
1302 | vssRays,
|
---|
1303 | castDoubleRays,
|
---|
1304 | pruneInvalidRays
|
---|
1305 | );
|
---|
1306 | else
|
---|
1307 | mRayCaster->CastRays(
|
---|
1308 | rays,
|
---|
1309 | vssRays,
|
---|
1310 | mViewCellsManager->GetViewSpaceBox(),
|
---|
1311 | castDoubleRays,
|
---|
1312 | pruneInvalidRays);
|
---|
1313 |
|
---|
1314 | if ((int)rays.size() > 10000)
|
---|
1315 | {
|
---|
1316 | cout << endl;
|
---|
1317 | long t2 = GetTime();
|
---|
1318 |
|
---|
1319 | #if SHOW_RAYCAST_TIMING
|
---|
1320 | if (castDoubleRays)
|
---|
1321 | cout << 2 * rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
1322 | else
|
---|
1323 | cout << rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
1324 | #endif
|
---|
1325 | }
|
---|
1326 |
|
---|
1327 | DeterminePvsObjects(vssRays);
|
---|
1328 | }
|
---|
1329 |
|
---|
1330 |
|
---|
1331 |
|
---|
1332 | void
|
---|
1333 | Preprocessor::CastRaysWithHwGlobalLines(
|
---|
1334 | SimpleRayContainer &rays,
|
---|
1335 | VssRayContainer &vssRays,
|
---|
1336 | const bool castDoubleRays,
|
---|
1337 | const bool pruneInvalidRays
|
---|
1338 | )
|
---|
1339 | {
|
---|
1340 | SimpleRayContainer::const_iterator rit, rit_end = rays.end();
|
---|
1341 | SimpleRayContainer rayBucket;
|
---|
1342 | int i = 0;
|
---|
1343 | for (rit = rays.begin(); rit != rit_end; ++ rit, ++ i)
|
---|
1344 | {
|
---|
1345 | SimpleRay ray = *rit;
|
---|
1346 | #ifdef USE_CG
|
---|
1347 | // HACK: global lines must be treated special
|
---|
1348 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
1349 | {
|
---|
1350 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
1351 | continue;
|
---|
1352 | }
|
---|
1353 | #endif
|
---|
1354 | rayBucket.push_back(ray);
|
---|
1355 |
|
---|
1356 | // 16 rays gathered => do ray casting
|
---|
1357 | if ((int)rayBucket.size() >= 16)
|
---|
1358 | {
|
---|
1359 | mRayCaster->CastRays16(
|
---|
1360 | rayBucket,
|
---|
1361 | vssRays,
|
---|
1362 | mViewCellsManager->GetViewSpaceBox(),
|
---|
1363 | castDoubleRays,
|
---|
1364 | pruneInvalidRays);
|
---|
1365 |
|
---|
1366 | rayBucket.clear();
|
---|
1367 | }
|
---|
1368 |
|
---|
1369 | if ((int)rays.size() > 100000 && i % 100000 == 0)
|
---|
1370 | cout<<"\r"<<i<<"/"<<(int)rays.size()<<"\r";
|
---|
1371 | }
|
---|
1372 |
|
---|
1373 | // cast rest of rays
|
---|
1374 | SimpleRayContainer::const_iterator sit, sit_end = rayBucket.end();
|
---|
1375 |
|
---|
1376 | for (sit = rayBucket.begin(); sit != sit_end; ++ sit)
|
---|
1377 | {
|
---|
1378 | SimpleRay ray = *sit;
|
---|
1379 |
|
---|
1380 | #ifdef USE_CG
|
---|
1381 | // HACK: global lines must be treated special
|
---|
1382 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
1383 | {
|
---|
1384 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
1385 | continue;
|
---|
1386 | }
|
---|
1387 | #endif
|
---|
1388 | mRayCaster->CastRay(
|
---|
1389 | ray,
|
---|
1390 | vssRays,
|
---|
1391 | mViewCellsManager->GetViewSpaceBox(),
|
---|
1392 | castDoubleRays,
|
---|
1393 | pruneInvalidRays);
|
---|
1394 |
|
---|
1395 | }
|
---|
1396 |
|
---|
1397 | }
|
---|
1398 |
|
---|
1399 |
|
---|
1400 | bool Preprocessor::GenerateRayBundle(SimpleRayContainer &rayBundle,
|
---|
1401 | const SimpleRay &mainRay,
|
---|
1402 | const int number,
|
---|
1403 | const int pertubType) const
|
---|
1404 | {
|
---|
1405 | rayBundle.push_back(mainRay);
|
---|
1406 |
|
---|
1407 | const float pertubOrigin = 0.0f;
|
---|
1408 | const float pertubDir = 0.2f;
|
---|
1409 |
|
---|
1410 | for (int i = 0; i < number - 1; ++ i)
|
---|
1411 | {
|
---|
1412 | Vector3 pertub;
|
---|
1413 |
|
---|
1414 | pertub.x = RandomValue(0.0f, pertubDir);
|
---|
1415 | pertub.y = RandomValue(0.0f, pertubDir);
|
---|
1416 | pertub.z = RandomValue(0.0f, pertubDir);
|
---|
1417 |
|
---|
1418 | const Vector3 newDir = mainRay.mDirection + pertub;
|
---|
1419 | //const Vector3 newDir = mainRay.mDirection;
|
---|
1420 |
|
---|
1421 | pertub.x = RandomValue(0.0f, pertubOrigin);
|
---|
1422 | pertub.y = RandomValue(0.0f, pertubOrigin);
|
---|
1423 | pertub.z = RandomValue(0.0f, pertubOrigin);
|
---|
1424 |
|
---|
1425 | const Vector3 newOrigin = mainRay.mOrigin + pertub;
|
---|
1426 | //const Vector3 newOrigin = mainRay.mOrigin;
|
---|
1427 |
|
---|
1428 | rayBundle.push_back(SimpleRay(newOrigin, newDir, 0, 1.0f));
|
---|
1429 | }
|
---|
1430 |
|
---|
1431 | return true;
|
---|
1432 | }
|
---|
1433 |
|
---|
1434 |
|
---|
1435 | void Preprocessor::SetupRay(Ray &ray,
|
---|
1436 | const Vector3 &point,
|
---|
1437 | const Vector3 &direction) const
|
---|
1438 | {
|
---|
1439 | ray.Clear();
|
---|
1440 | // do not store anything else then intersections at the ray
|
---|
1441 | ray.Init(point, direction, Ray::LOCAL_RAY);
|
---|
1442 | }
|
---|
1443 |
|
---|
1444 |
|
---|
1445 | void Preprocessor::EvalViewCellHistogram()
|
---|
1446 | {
|
---|
1447 | char filename[256];
|
---|
1448 | Environment::GetSingleton()->GetStringValue("Preprocessor.histogram.file", filename);
|
---|
1449 |
|
---|
1450 | // mViewCellsManager->EvalViewCellHistogram(filename, 1000000);
|
---|
1451 | mViewCellsManager->EvalViewCellHistogramForPvsSize(filename, 1000000);
|
---|
1452 | }
|
---|
1453 |
|
---|
1454 |
|
---|
1455 | bool
|
---|
1456 | Preprocessor::ExportRays(const char *filename,
|
---|
1457 | const VssRayContainer &vssRays,
|
---|
1458 | const int number,
|
---|
1459 | const bool exportScene
|
---|
1460 | )
|
---|
1461 | {
|
---|
1462 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
1463 |
|
---|
1464 | Exporter *exporter = NULL;
|
---|
1465 | exporter = Exporter::GetExporter(filename);
|
---|
1466 |
|
---|
1467 | if (0) {
|
---|
1468 | exporter->SetWireframe();
|
---|
1469 | exporter->ExportKdTree(*mKdTree);
|
---|
1470 | }
|
---|
1471 |
|
---|
1472 | exporter->SetFilled();
|
---|
1473 | // $$JB temporarily do not export the scene
|
---|
1474 | if (exportScene)
|
---|
1475 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
1476 |
|
---|
1477 | exporter->SetWireframe();
|
---|
1478 |
|
---|
1479 | if (1) {
|
---|
1480 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
1481 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
1482 | exporter->ResetForcedMaterial();
|
---|
1483 | }
|
---|
1484 |
|
---|
1485 | VssRayContainer rays;
|
---|
1486 | vssRays.SelectRays(number, rays);
|
---|
1487 | exporter->ExportRays(rays, RgbColor(1, 0, 0));
|
---|
1488 | delete exporter;
|
---|
1489 | cout<<"done."<<endl<<flush;
|
---|
1490 |
|
---|
1491 | return true;
|
---|
1492 | }
|
---|
1493 |
|
---|
1494 | bool
|
---|
1495 | Preprocessor::ExportRayAnimation(const char *filename,
|
---|
1496 | const vector<VssRayContainer> &vssRays
|
---|
1497 | )
|
---|
1498 | {
|
---|
1499 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
1500 |
|
---|
1501 | Exporter *exporter = NULL;
|
---|
1502 | exporter = Exporter::GetExporter(filename);
|
---|
1503 | if (0) {
|
---|
1504 | exporter->SetWireframe();
|
---|
1505 | exporter->ExportKdTree(*mKdTree);
|
---|
1506 | }
|
---|
1507 | exporter->SetFilled();
|
---|
1508 | // $$JB temporarily do not export the scene
|
---|
1509 | if (0)
|
---|
1510 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
1511 | exporter->SetWireframe();
|
---|
1512 |
|
---|
1513 | if (1) {
|
---|
1514 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
1515 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
1516 | exporter->ResetForcedMaterial();
|
---|
1517 | }
|
---|
1518 |
|
---|
1519 | exporter->ExportRaySets(vssRays, RgbColor(1, 0, 0));
|
---|
1520 |
|
---|
1521 | delete exporter;
|
---|
1522 |
|
---|
1523 | cout<<"done."<<endl<<flush;
|
---|
1524 |
|
---|
1525 | return true;
|
---|
1526 | }
|
---|
1527 |
|
---|
1528 | void
|
---|
1529 | Preprocessor::ComputeRenderError()
|
---|
1530 | {
|
---|
1531 | // compute rendering error
|
---|
1532 |
|
---|
1533 | if (renderer && renderer->mPvsStatFrames) {
|
---|
1534 | // emit EvalPvsStat();
|
---|
1535 | // QMutex mutex;
|
---|
1536 | // mutex.lock();
|
---|
1537 | // renderer->mRenderingFinished.wait(&mutex);
|
---|
1538 | // mutex.unlock();
|
---|
1539 |
|
---|
1540 | if (mViewCellsManager->GetViewCellPoints()->size()) {
|
---|
1541 |
|
---|
1542 | vector<ViewCellPoints *> *vcPoints = mViewCellsManager->GetViewCellPoints();
|
---|
1543 |
|
---|
1544 | vector<ViewCellPoints *>::const_iterator
|
---|
1545 | vit = vcPoints->begin(),
|
---|
1546 | vit_end = vcPoints->end();
|
---|
1547 |
|
---|
1548 | SimpleRayContainer viewPoints;
|
---|
1549 |
|
---|
1550 | for (; vit != vit_end; ++ vit) {
|
---|
1551 | ViewCellPoints *vp = *vit;
|
---|
1552 |
|
---|
1553 | SimpleRayContainer::const_iterator rit = vp->second.begin(), rit_end = vp->second.end();
|
---|
1554 | for (; rit!=rit_end; ++rit)
|
---|
1555 | viewPoints.push_back(*rit);
|
---|
1556 | }
|
---|
1557 |
|
---|
1558 | if (viewPoints.size() != renderer->mPvsErrorBuffer.size()) {
|
---|
1559 | renderer->mPvsErrorBuffer.resize(viewPoints.size());
|
---|
1560 | renderer->ClearErrorBuffer();
|
---|
1561 | }
|
---|
1562 |
|
---|
1563 | renderer->EvalPvsStat(viewPoints);
|
---|
1564 | } else
|
---|
1565 | renderer->EvalPvsStat();
|
---|
1566 |
|
---|
1567 | mStats <<
|
---|
1568 | "#AvgPvsRenderError\n" <<renderer->mPvsStat.GetAvgError()<<endl<<
|
---|
1569 | "#AvgPixelError\n" <<renderer->GetAvgPixelError()<<endl<<
|
---|
1570 | "#MaxPixelError\n" <<renderer->GetMaxPixelError()<<endl<<
|
---|
1571 | "#MaxPvsRenderError\n" <<renderer->mPvsStat.GetMaxError()<<endl<<
|
---|
1572 | "#ErrorFreeFrames\n" <<renderer->mPvsStat.GetErrorFreeFrames()<<endl<<
|
---|
1573 | "#AvgRenderPvs\n" <<renderer->mPvsStat.GetAvgPvs()<<endl;
|
---|
1574 | }
|
---|
1575 | }
|
---|
1576 |
|
---|
1577 |
|
---|
1578 | Intersectable *Preprocessor::GetObjectById(const int id)
|
---|
1579 | {
|
---|
1580 | #if 1
|
---|
1581 | // create a dummy mesh instance to be able to use stl
|
---|
1582 | MeshInstance object(NULL);
|
---|
1583 | object.SetId(id);
|
---|
1584 |
|
---|
1585 | ObjectContainer::const_iterator oit =
|
---|
1586 | lower_bound(mObjects.begin(), mObjects.end(), &object, ilt);
|
---|
1587 |
|
---|
1588 | // objects sorted by id
|
---|
1589 | if ((oit != mObjects.end()) && ((*oit)->GetId() == object.GetId()))
|
---|
1590 | {
|
---|
1591 | return (*oit);
|
---|
1592 | }
|
---|
1593 | else
|
---|
1594 | {
|
---|
1595 | return NULL;
|
---|
1596 | }
|
---|
1597 | #else
|
---|
1598 | return mObjects[id - 1];
|
---|
1599 | #endif
|
---|
1600 | }
|
---|
1601 |
|
---|
1602 |
|
---|
1603 | void Preprocessor::PrepareHwGlobalLines()
|
---|
1604 | {
|
---|
1605 | int texHeight, texWidth;
|
---|
1606 | float eps;
|
---|
1607 | int maxDepth;
|
---|
1608 | bool sampleReverse;
|
---|
1609 |
|
---|
1610 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texHeight", texHeight);
|
---|
1611 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texWidth", texWidth);
|
---|
1612 | Environment::GetSingleton()->GetFloatValue("Preprocessor.HwGlobalLines.stepSize", eps);
|
---|
1613 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.maxDepth", maxDepth);
|
---|
1614 | Environment::GetSingleton()->GetBoolValue("Preprocessor.HwGlobalLines.sampleReverse", sampleReverse);
|
---|
1615 |
|
---|
1616 | Debug << "****** hw global line options *******" << endl;
|
---|
1617 | Debug << "texWidth: " << texWidth << endl;
|
---|
1618 | Debug << "texHeight: " << texHeight << endl;
|
---|
1619 | Debug << "sampleReverse: " << sampleReverse << endl;
|
---|
1620 | Debug << "max depth: " << maxDepth << endl;
|
---|
1621 | Debug << "step size: " << eps << endl;
|
---|
1622 | Debug << endl;
|
---|
1623 |
|
---|
1624 | #ifdef USE_CG
|
---|
1625 | globalLinesRenderer = mGlobalLinesRenderer =
|
---|
1626 | new GlobalLinesRenderer(this,
|
---|
1627 | texHeight,
|
---|
1628 | texWidth,
|
---|
1629 | eps,
|
---|
1630 | maxDepth,
|
---|
1631 | sampleReverse);
|
---|
1632 |
|
---|
1633 | mGlobalLinesRenderer->InitGl();
|
---|
1634 |
|
---|
1635 | #endif
|
---|
1636 | }
|
---|
1637 |
|
---|
1638 |
|
---|
1639 | void Preprocessor::DeterminePvsObjects(VssRayContainer &rays)
|
---|
1640 | {
|
---|
1641 | mViewCellsManager->DeterminePvsObjects(rays, false);
|
---|
1642 | }
|
---|
1643 |
|
---|
1644 |
|
---|
1645 | bool Preprocessor::LoadObjects(const string &filename,
|
---|
1646 | ObjectContainer &pvsObjects,
|
---|
1647 | const ObjectContainer &preprocessorObjects)
|
---|
1648 | {
|
---|
1649 | ObjectsParser parser;
|
---|
1650 |
|
---|
1651 | const bool success = parser.ParseObjects(filename,
|
---|
1652 | pvsObjects,
|
---|
1653 | preprocessorObjects);
|
---|
1654 |
|
---|
1655 | if (!success)
|
---|
1656 | {
|
---|
1657 | Debug << "Error: loading objects failed!" << endl;
|
---|
1658 | }
|
---|
1659 |
|
---|
1660 | // hack: no bvh object could be found => take preprocessor objects
|
---|
1661 | if (pvsObjects.empty())
|
---|
1662 | {
|
---|
1663 | Debug << "no objects" << endl;
|
---|
1664 | pvsObjects = preprocessorObjects;
|
---|
1665 | }
|
---|
1666 |
|
---|
1667 | return success;
|
---|
1668 | }
|
---|
1669 |
|
---|
1670 |
|
---|
1671 | }
|
---|