[372] | 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"
|
---|
[439] | 8 | #include "ViewCellsManager.h"
|
---|
[445] | 9 | #include "ViewCellBsp.h"
|
---|
| 10 | #include "VspBspTree.h"
|
---|
[469] | 11 | #include "RenderSimulator.h"
|
---|
[496] | 12 | #include "GlRenderer.h"
|
---|
[749] | 13 | #include "PlyParser.h"
|
---|
[1020] | 14 | #include "SamplingStrategy.h"
|
---|
[1233] | 15 | #include "VspTree.h"
|
---|
| 16 | #include "OspTree.h"
|
---|
[1221] | 17 | #include "ObjParser.h"
|
---|
[1264] | 18 | #include "BvHierarchy.h"
|
---|
[1279] | 19 | #include "HierarchyManager.h"
|
---|
[1287] | 20 | #include "VssRay.h"
|
---|
[1520] | 21 | #include "IntelRayCaster.h"
|
---|
[2575] | 22 | #include "HavranRayCaster.h"
|
---|
[1520] | 23 | #include "InternalRayCaster.h"
|
---|
[1968] | 24 | #include "GlobalLinesRenderer.h"
|
---|
[2183] | 25 | #include "ObjectsParser.h"
|
---|
[1264] | 26 |
|
---|
[1287] | 27 |
|
---|
[1292] | 28 | #define DEBUG_RAYCAST 0
|
---|
[1584] | 29 | #define SHOW_RAYCAST_TIMING 1
|
---|
[1292] | 30 |
|
---|
[2183] | 31 | using namespace std;
|
---|
[1292] | 32 |
|
---|
[863] | 33 | namespace GtpVisibilityPreprocessor {
|
---|
[860] | 34 |
|
---|
| 35 |
|
---|
[2544] | 36 | inline static bool ilt(Intersectable *obj1, Intersectable *obj2)
|
---|
| 37 | {
|
---|
| 38 | return obj1->mId < obj2->mId;
|
---|
| 39 | }
|
---|
| 40 |
|
---|
| 41 |
|
---|
[2187] | 42 | Preprocessor *preprocessor = NULL;
|
---|
[1867] | 43 |
|
---|
[752] | 44 |
|
---|
[372] | 45 | Preprocessor::Preprocessor():
|
---|
| 46 | mKdTree(NULL),
|
---|
[409] | 47 | mBspTree(NULL),
|
---|
[445] | 48 | mVspBspTree(NULL),
|
---|
[1002] | 49 | mViewCellsManager(NULL),
|
---|
[1251] | 50 | mRenderSimulator(NULL),
|
---|
[1279] | 51 | mPass(0),
|
---|
[1520] | 52 | mSceneGraph(NULL),
|
---|
[1613] | 53 | mRayCaster(NULL),
|
---|
[1926] | 54 | mStopComputation(false),
|
---|
[1968] | 55 | mThread(NULL),
|
---|
[2076] | 56 | mGlobalLinesRenderer(NULL),
|
---|
[2574] | 57 | mUseHwGlobalLines(false),
|
---|
| 58 | mTotalRaysCast(0)
|
---|
[308] | 59 | {
|
---|
[1004] | 60 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlRenderer", mUseGlRenderer);
|
---|
[538] | 61 |
|
---|
[840] | 62 | // renderer will be constructed when the scene graph and viewcell manager will be known
|
---|
| 63 | renderer = NULL;
|
---|
[1785] | 64 |
|
---|
[1004] | 65 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlDebugger", mUseGlDebugger);
|
---|
[1379] | 66 | Environment::GetSingleton()->GetBoolValue("Preprocessor.loadMeshes", mLoadMeshes);
|
---|
[1004] | 67 | Environment::GetSingleton()->GetBoolValue("Preprocessor.quitOnFinish", mQuitOnFinish);
|
---|
| 68 | Environment::GetSingleton()->GetBoolValue("Preprocessor.computeVisibility", mComputeVisibility);
|
---|
| 69 | Environment::GetSingleton()->GetBoolValue("Preprocessor.detectEmptyViewSpace", mDetectEmptyViewSpace);
|
---|
| 70 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportVisibility", mExportVisibility );
|
---|
[1520] | 71 |
|
---|
[871] | 72 | char buffer[256];
|
---|
[1004] | 73 | Environment::GetSingleton()->GetStringValue("Preprocessor.visibilityFile", buffer);
|
---|
[871] | 74 | mVisibilityFileName = buffer;
|
---|
[1771] | 75 |
|
---|
| 76 | Environment::GetSingleton()->GetStringValue("Preprocessor.stats", buffer);
|
---|
| 77 | mStats.open(buffer);
|
---|
[2048] | 78 |
|
---|
[1749] | 79 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilityFilter", mApplyVisibilityFilter);
|
---|
[1004] | 80 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilitySpatialFilter",
|
---|
[1695] | 81 | mApplyVisibilitySpatialFilter );
|
---|
[1004] | 82 | Environment::GetSingleton()->GetFloatValue("Preprocessor.visibilityFilterWidth", mVisibilityFilterWidth);
|
---|
[878] | 83 |
|
---|
[1695] | 84 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportObj", mExportObj);
|
---|
| 85 |
|
---|
[1723] | 86 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useViewSpaceBox", mUseViewSpaceBox);
|
---|
| 87 |
|
---|
[1900] | 88 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.rays", mExportRays);
|
---|
[2008] | 89 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.animation", mExportAnimation);
|
---|
[1900] | 90 | Environment::GetSingleton()->GetIntValue("Preprocessor.Export.numRays", mExportNumRays);
|
---|
| 91 |
|
---|
[1966] | 92 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerPass", mSamplesPerPass);
|
---|
| 93 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalSamples", mTotalSamples);
|
---|
[2046] | 94 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalTime", mTotalTime);
|
---|
[1966] | 95 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerEvaluation",
|
---|
| 96 | mSamplesPerEvaluation);
|
---|
| 97 |
|
---|
[1695] | 98 | Debug << "******* Preprocessor Options **********" << endl;
|
---|
[840] | 99 | Debug << "detect empty view space=" << mDetectEmptyViewSpace << endl;
|
---|
[1379] | 100 | Debug << "load meshes: " << mLoadMeshes << endl;
|
---|
[1695] | 101 | Debug << "load meshes: " << mLoadMeshes << endl;
|
---|
| 102 | Debug << "export obj: " << mExportObj << endl;
|
---|
[1723] | 103 | Debug << "use view space box: " << mUseViewSpaceBox << endl;
|
---|
[2048] | 104 |
|
---|
| 105 | cout << "samples per pass " << mSamplesPerPass << endl;
|
---|
[372] | 106 | }
|
---|
| 107 |
|
---|
| 108 |
|
---|
| 109 | Preprocessor::~Preprocessor()
|
---|
| 110 | {
|
---|
[1291] | 111 | cout << "cleaning up" << endl;
|
---|
[752] | 112 |
|
---|
[1291] | 113 | cout << "Deleting view cells manager ... \n";
|
---|
| 114 | DEL_PTR(mViewCellsManager);
|
---|
| 115 | cout << "done.\n";
|
---|
[752] | 116 |
|
---|
[2047] | 117 |
|
---|
[1291] | 118 | cout << "Deleting bsp tree ... \n";
|
---|
| 119 | DEL_PTR(mBspTree);
|
---|
[1924] | 120 | cout << "done.\n";
|
---|
[752] | 121 |
|
---|
[1924] | 122 | cout << "Deleting kd tree ...\n";
|
---|
[1291] | 123 | DEL_PTR(mKdTree);
|
---|
| 124 | cout << "done.\n";
|
---|
[752] | 125 |
|
---|
[1923] | 126 | cout << "Deleting vspbsp tree ... \n";
|
---|
[1291] | 127 | DEL_PTR(mVspBspTree);
|
---|
| 128 | cout << "done.\n";
|
---|
[1002] | 129 |
|
---|
[1923] | 130 | cout << "Deleting scene graph ... \n";
|
---|
[1291] | 131 | DEL_PTR(mSceneGraph);
|
---|
| 132 | cout << "done.\n";
|
---|
| 133 |
|
---|
[2017] | 134 | cout << "deleting render simulator ... \n";
|
---|
[1291] | 135 | DEL_PTR(mRenderSimulator);
|
---|
[2017] | 136 | mRenderSimulator = NULL;
|
---|
| 137 | cout << "deleting renderer ... \n";
|
---|
[1291] | 138 | DEL_PTR(renderer);
|
---|
[2017] | 139 | renderer = NULL;
|
---|
| 140 | cout << "deleting ray caster ... \n";
|
---|
[1523] | 141 | DEL_PTR(mRayCaster);
|
---|
[1999] | 142 |
|
---|
[1990] | 143 | #ifdef USE_CG
|
---|
[2017] | 144 | cout << "deleting global lines renderer ... \n";
|
---|
[1968] | 145 | DEL_PTR(mGlobalLinesRenderer);
|
---|
[1990] | 146 | #endif
|
---|
[2017] | 147 | cout << "finished" << endl;
|
---|
[372] | 148 | }
|
---|
| 149 |
|
---|
[1521] | 150 |
|
---|
| 151 | GlRendererBuffer *Preprocessor::GetRenderer()
|
---|
| 152 | {
|
---|
| 153 | return renderer;
|
---|
| 154 | }
|
---|
| 155 |
|
---|
| 156 |
|
---|
| 157 | static int SplitFilenames(const string str, vector<string> &filenames)
|
---|
[387] | 158 | {
|
---|
| 159 | int pos = 0;
|
---|
| 160 |
|
---|
| 161 | while(1) {
|
---|
[469] | 162 | int npos = (int)str.find(';', pos);
|
---|
[387] | 163 |
|
---|
| 164 | if (npos < 0 || npos - pos < 1)
|
---|
| 165 | break;
|
---|
| 166 | filenames.push_back(string(str, pos, npos - pos));
|
---|
| 167 | pos = npos + 1;
|
---|
| 168 | }
|
---|
| 169 |
|
---|
| 170 | filenames.push_back(string(str, pos, str.size() - pos));
|
---|
[440] | 171 | return (int)filenames.size();
|
---|
[387] | 172 | }
|
---|
| 173 |
|
---|
[750] | 174 |
|
---|
[1926] | 175 | void Preprocessor::SetThread(PreprocessorThread *t)
|
---|
| 176 | {
|
---|
| 177 | mThread = t;
|
---|
| 178 | }
|
---|
| 179 |
|
---|
| 180 |
|
---|
| 181 | PreprocessorThread *Preprocessor::GetThread() const
|
---|
| 182 | {
|
---|
| 183 | return mThread;
|
---|
| 184 | }
|
---|
| 185 |
|
---|
| 186 |
|
---|
[2183] | 187 | bool Preprocessor::LoadBinaryObj(const string &filename,
|
---|
[1655] | 188 | SceneGraphNode *root,
|
---|
| 189 | vector<FaceParentInfo> *parents)
|
---|
| 190 | {
|
---|
[2452] | 191 | //ifstream inStream(filename, ios::binary);
|
---|
| 192 | igzstream inStream(filename.c_str());
|
---|
[1658] | 193 |
|
---|
[2452] | 194 | if (!inStream.is_open())
|
---|
[1655] | 195 | return false;
|
---|
| 196 |
|
---|
[1658] | 197 | cout << "binary obj dump available, loading " << filename.c_str() << endl;
|
---|
[2003] | 198 |
|
---|
[2004] | 199 | // read in triangle size
|
---|
| 200 | int numTriangles;
|
---|
| 201 |
|
---|
[2452] | 202 | inStream.read(reinterpret_cast<char *>(&numTriangles), sizeof(int));
|
---|
[2004] | 203 | root->mGeometry.reserve(numTriangles);
|
---|
[2572] | 204 | cout << "loading " << numTriangles << " triangles (" << numTriangles *
|
---|
| 205 | (sizeof(TriangleIntersectable) + sizeof(TriangleIntersectable *)) /
|
---|
| 206 | (1024 * 1024) << " MB)" << endl;
|
---|
[2003] | 207 |
|
---|
[2004] | 208 | int i = 0;
|
---|
[2572] | 209 |
|
---|
[1655] | 210 | while (1)
|
---|
| 211 | {
|
---|
| 212 | Triangle3 tri;
|
---|
| 213 |
|
---|
[2452] | 214 | inStream.read(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
|
---|
| 215 | inStream.read(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
|
---|
| 216 | inStream.read(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
|
---|
[2005] | 217 |
|
---|
[1655] | 218 | // end of file reached
|
---|
[2452] | 219 | if (inStream.eof())
|
---|
[1655] | 220 | break;
|
---|
| 221 |
|
---|
| 222 | TriangleIntersectable *obj = new TriangleIntersectable(tri);
|
---|
| 223 | root->mGeometry.push_back(obj);
|
---|
[2005] | 224 |
|
---|
[2183] | 225 | if ((i ++) % 500000 == 499999)
|
---|
[2005] | 226 | cout<<"\r"<<i<<"/"<<numTriangles<<"\r";
|
---|
[1655] | 227 | }
|
---|
| 228 |
|
---|
[2004] | 229 | if (i != numTriangles)
|
---|
| 230 | {
|
---|
| 231 | cout << "warning: triangle size does not match with loaded triangle size" << endl;
|
---|
| 232 | return false;
|
---|
| 233 | }
|
---|
| 234 |
|
---|
| 235 | cout << "loaded " << numTriangles << " triangles" << endl;
|
---|
| 236 |
|
---|
[1655] | 237 | return true;
|
---|
| 238 | }
|
---|
| 239 |
|
---|
| 240 |
|
---|
[2342] | 241 | bool Preprocessor::ExportBinaryObj(const string &filename, SceneGraphNode *root)
|
---|
[1658] | 242 | {
|
---|
| 243 | ogzstream samplesOut(filename.c_str());
|
---|
[2004] | 244 |
|
---|
[1658] | 245 | if (!samplesOut.is_open())
|
---|
| 246 | return false;
|
---|
| 247 |
|
---|
[2004] | 248 | int numTriangles = (int)root->mGeometry.size();
|
---|
| 249 |
|
---|
| 250 | samplesOut.write(reinterpret_cast<char *>(&numTriangles), sizeof(int));
|
---|
| 251 |
|
---|
[1658] | 252 | ObjectContainer::const_iterator oit, oit_end = root->mGeometry.end();
|
---|
| 253 |
|
---|
| 254 | for (oit = root->mGeometry.begin(); oit != oit_end; ++ oit)
|
---|
| 255 | {
|
---|
| 256 | Intersectable *obj = *oit;
|
---|
| 257 |
|
---|
| 258 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
|
---|
| 259 | {
|
---|
[2017] | 260 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
[1658] | 261 |
|
---|
| 262 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
|
---|
| 263 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
|
---|
| 264 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
|
---|
| 265 | }
|
---|
| 266 | else
|
---|
| 267 | {
|
---|
| 268 | cout << "not implemented intersectable type " << obj->Type() << endl;
|
---|
| 269 | }
|
---|
| 270 | }
|
---|
| 271 |
|
---|
[2004] | 272 | cout << "exported " << numTriangles << " triangles" << endl;
|
---|
| 273 |
|
---|
[1658] | 274 | return true;
|
---|
| 275 | }
|
---|
| 276 |
|
---|
[1695] | 277 |
|
---|
[2342] | 278 | bool Preprocessor::ExportObj(const string &filename, const ObjectContainer &objects)
|
---|
[1695] | 279 | {
|
---|
| 280 | ofstream samplesOut(filename.c_str());
|
---|
| 281 |
|
---|
| 282 | if (!samplesOut.is_open())
|
---|
| 283 | return false;
|
---|
| 284 |
|
---|
| 285 | ObjectContainer::const_iterator oit, oit_end = objects.end();
|
---|
| 286 |
|
---|
[2004] | 287 | //AxisAlignedBox3 bbox = mSceneGraph->GetBox(); bbox.Enlarge(30.0);
|
---|
[1695] | 288 | for (oit = objects.begin(); oit != oit_end; ++ oit)
|
---|
| 289 | {
|
---|
| 290 | Intersectable *obj = *oit;
|
---|
| 291 |
|
---|
| 292 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
|
---|
| 293 | {
|
---|
[2017] | 294 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
[2004] | 295 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2])))continue;
|
---|
| 296 |
|
---|
| 297 | samplesOut << "v " << tri.mVertices[0].x << " " << tri.mVertices[0].y << " " << tri.mVertices[0].z << endl;
|
---|
| 298 | samplesOut << "v " << tri.mVertices[1].x << " " << tri.mVertices[1].y << " " << tri.mVertices[1].z << endl;
|
---|
| 299 | samplesOut << "v " << tri.mVertices[2].x << " " << tri.mVertices[2].y << " " << tri.mVertices[2].z << endl;
|
---|
[1701] | 300 | //}
|
---|
[1695] | 301 | }
|
---|
| 302 | else
|
---|
| 303 | {
|
---|
| 304 | cout << "not implemented intersectable type " << obj->Type() << endl;
|
---|
| 305 | }
|
---|
| 306 | }
|
---|
| 307 |
|
---|
| 308 | // write faces
|
---|
| 309 | int i = 1;
|
---|
[1713] | 310 | for (oit = objects.begin(); oit != oit_end; ++ oit)
|
---|
[1695] | 311 | {
|
---|
| 312 | Intersectable *obj = *oit;
|
---|
| 313 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
|
---|
| 314 | {
|
---|
[2017] | 315 | //Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
[2004] | 316 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2]))) continue;
|
---|
| 317 |
|
---|
[2017] | 318 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
[2004] | 319 | samplesOut << "f " << i << " " << i + 1 << " " << i + 2 << endl;
|
---|
| 320 | i += 3;
|
---|
[1695] | 321 | }
|
---|
| 322 | else
|
---|
| 323 | {
|
---|
| 324 | cout << "not implemented intersectable type " << obj->Type() << endl;
|
---|
| 325 | }
|
---|
| 326 | }
|
---|
| 327 |
|
---|
| 328 | return true;
|
---|
| 329 |
|
---|
| 330 | }
|
---|
| 331 |
|
---|
[2342] | 332 | static string ReplaceSuffix(const string &filename, string a, string b)
|
---|
[1658] | 333 | {
|
---|
| 334 | string result = filename;
|
---|
| 335 |
|
---|
| 336 | int pos = (int)filename.rfind(a, (int)filename.size() - 1);
|
---|
| 337 | if (pos == filename.size() - a.size()) {
|
---|
| 338 | result.replace(pos, a.size(), b);
|
---|
| 339 | }
|
---|
| 340 | return result;
|
---|
| 341 | }
|
---|
| 342 |
|
---|
| 343 |
|
---|
[1786] | 344 | Intersectable *Preprocessor::GetParentObject(const int index) const
|
---|
| 345 | {
|
---|
[2003] | 346 | if (index < 0)
|
---|
| 347 | {
|
---|
[2004] | 348 | //cerr << "Warning: triangle index smaller zero! " << index << endl;
|
---|
[2003] | 349 | return NULL;
|
---|
| 350 | }
|
---|
[1786] | 351 |
|
---|
| 352 | if (!mFaceParents.empty())
|
---|
| 353 | {
|
---|
| 354 | if (index >= (int)mFaceParents.size())
|
---|
| 355 | {
|
---|
[1978] | 356 | cerr << "Warning: triangle index out of range! " << index << endl;
|
---|
[1786] | 357 | return NULL;
|
---|
| 358 | }
|
---|
| 359 | else
|
---|
| 360 | {
|
---|
| 361 | return mFaceParents[index].mObject;
|
---|
| 362 | }
|
---|
| 363 | }
|
---|
| 364 | else
|
---|
[2003] | 365 | {
|
---|
| 366 | if (index >= (int)mObjects.size())
|
---|
| 367 | {
|
---|
[2307] | 368 | cerr<<"Warning: triangle index out of range! " << index << " of " << (int)mObjects.size() << endl;
|
---|
[2003] | 369 | return NULL;
|
---|
| 370 | }
|
---|
| 371 | else
|
---|
| 372 | {
|
---|
| 373 | return mObjects[index];
|
---|
| 374 | }
|
---|
| 375 | }
|
---|
[1786] | 376 | }
|
---|
| 377 |
|
---|
| 378 |
|
---|
| 379 | Vector3 Preprocessor::GetParentNormal(const int index) const
|
---|
| 380 | {
|
---|
| 381 | if (!mFaceParents.empty())
|
---|
| 382 | {
|
---|
| 383 | return mFaceParents[index].mObject->GetNormal(mFaceParents[index].mFaceIndex);
|
---|
| 384 | }
|
---|
| 385 | else
|
---|
| 386 | {
|
---|
| 387 | return mObjects[index]->GetNormal(0);
|
---|
| 388 | }
|
---|
| 389 | }
|
---|
| 390 |
|
---|
| 391 |
|
---|
[372] | 392 | bool
|
---|
[2342] | 393 | Preprocessor::LoadScene(const string &filename)
|
---|
[372] | 394 | {
|
---|
[1655] | 395 | // use leaf nodes of the original spatial hierarchy as occludees
|
---|
[508] | 396 | mSceneGraph = new SceneGraph;
|
---|
[372] | 397 |
|
---|
[508] | 398 | Parser *parser;
|
---|
[387] | 399 | vector<string> filenames;
|
---|
[1404] | 400 | const int files = SplitFilenames(filename, filenames);
|
---|
[712] | 401 | cout << "number of input files: " << files << endl;
|
---|
[2183] | 402 |
|
---|
[387] | 403 | bool result = false;
|
---|
[1695] | 404 | bool isObj = false;
|
---|
[1344] | 405 |
|
---|
| 406 | // root for different files
|
---|
| 407 | mSceneGraph->SetRoot(new SceneGraphNode());
|
---|
| 408 |
|
---|
[1404] | 409 | // intel ray caster can only trace triangles
|
---|
[1520] | 410 | int rayCastMethod;
|
---|
[2575] | 411 | Environment::GetSingleton()->GetIntValue("Preprocessor.rayCastMethod",
|
---|
| 412 | rayCastMethod);
|
---|
| 413 |
|
---|
[1827] | 414 | vector<FaceParentInfo> *fi =
|
---|
[1867] | 415 | ((rayCastMethod == RayCaster::INTEL_RAYCASTER) && mLoadMeshes) ?
|
---|
| 416 | &mFaceParents : NULL;
|
---|
[2544] | 417 |
|
---|
[1658] | 418 | if (files == 1)
|
---|
[2544] | 419 | {
|
---|
[387] | 420 | if (strstr(filename.c_str(), ".x3d"))
|
---|
[2544] | 421 | {
|
---|
[1655] | 422 | parser = new X3dParser;
|
---|
[2544] | 423 |
|
---|
[1658] | 424 | result = parser->ParseFile(filename,
|
---|
[2544] | 425 | mSceneGraph->GetRoot(),
|
---|
| 426 | mLoadMeshes,
|
---|
| 427 | fi);
|
---|
[1658] | 428 | delete parser;
|
---|
[1655] | 429 | }
|
---|
[1658] | 430 | else if (strstr(filename.c_str(), ".ply") || strstr(filename.c_str(), ".plb"))
|
---|
[1655] | 431 | {
|
---|
[1658] | 432 | parser = new PlyParser;
|
---|
[1655] | 433 |
|
---|
[1658] | 434 | result = parser->ParseFile(filename,
|
---|
[2544] | 435 | mSceneGraph->GetRoot(),
|
---|
| 436 | mLoadMeshes,
|
---|
| 437 | fi);
|
---|
[1658] | 438 | delete parser;
|
---|
[1655] | 439 | }
|
---|
[1658] | 440 | else if (strstr(filename.c_str(), ".obj"))
|
---|
| 441 | {
|
---|
[1695] | 442 | isObj = true;
|
---|
| 443 |
|
---|
[1658] | 444 | // hack: load binary dump
|
---|
[2004] | 445 | const string bnFile = ReplaceSuffix(filename, ".obj", ".bn");
|
---|
[2544] | 446 |
|
---|
[1658] | 447 | if (!mLoadMeshes)
|
---|
| 448 | {
|
---|
[2004] | 449 | result = LoadBinaryObj(bnFile, mSceneGraph->GetRoot(), fi);
|
---|
[1658] | 450 | }
|
---|
| 451 |
|
---|
[2004] | 452 | // parse obj
|
---|
[2544] | 453 | if (!result)
|
---|
[1658] | 454 | {
|
---|
| 455 | cout << "no binary dump available or loading full meshes, parsing file" << endl;
|
---|
| 456 | parser = new ObjParser;
|
---|
[2544] | 457 |
|
---|
| 458 | result = parser->ParseFile(filename, mSceneGraph->GetRoot(), mLoadMeshes, fi);
|
---|
| 459 |
|
---|
[2004] | 460 | cout << "loaded " << (int)mSceneGraph->GetRoot()->mGeometry.size() << " entities" << endl;
|
---|
[2183] | 461 |
|
---|
[1658] | 462 | // only works for triangles
|
---|
[2004] | 463 | if (result && !mLoadMeshes)
|
---|
[1658] | 464 | {
|
---|
[2004] | 465 | cout << "exporting binary obj to " << bnFile << "... " << endl;
|
---|
[2183] | 466 |
|
---|
[2004] | 467 | ExportBinaryObj(bnFile, mSceneGraph->GetRoot());
|
---|
[2544] | 468 |
|
---|
[1658] | 469 | cout << "finished" << endl;
|
---|
| 470 | }
|
---|
[1655] | 471 |
|
---|
[1658] | 472 | delete parser;
|
---|
| 473 | }
|
---|
| 474 | }
|
---|
| 475 | else
|
---|
| 476 | {
|
---|
| 477 | parser = new UnigraphicsParser;
|
---|
[2544] | 478 | result = parser->ParseFile(filename, mSceneGraph->GetRoot(), mLoadMeshes, fi);
|
---|
[1658] | 479 | delete parser;
|
---|
| 480 | }
|
---|
[2544] | 481 |
|
---|
[1658] | 482 | cout << filename << endl;
|
---|
[1404] | 483 | }
|
---|
[1658] | 484 | else
|
---|
| 485 | {
|
---|
[1404] | 486 | vector<string>::const_iterator fit, fit_end = filenames.end();
|
---|
[2544] | 487 |
|
---|
[1404] | 488 | for (fit = filenames.begin(); fit != fit_end; ++ fit)
|
---|
| 489 | {
|
---|
| 490 | const string filename = *fit;
|
---|
[1328] | 491 |
|
---|
[1404] | 492 | cout << "parsing file " << filename.c_str() << endl;
|
---|
| 493 | if (strstr(filename.c_str(), ".x3d"))
|
---|
| 494 | parser = new X3dParser;
|
---|
| 495 | else
|
---|
| 496 | parser = new UnigraphicsParser;
|
---|
| 497 |
|
---|
| 498 | SceneGraphNode *node = new SceneGraphNode();
|
---|
[1695] | 499 | const bool success =
|
---|
| 500 | parser->ParseFile(filename, node, mLoadMeshes, fi);
|
---|
[1404] | 501 |
|
---|
| 502 | if (success)
|
---|
| 503 | {
|
---|
| 504 | mSceneGraph->GetRoot()->mChildren.push_back(node);
|
---|
| 505 | result = true; // at least one file parsed
|
---|
| 506 | }
|
---|
| 507 |
|
---|
[1713] | 508 | // temporare hack
|
---|
[1701] | 509 | //if (!strstr(filename.c_str(), "plane")) mSceneGraph->GetRoot()->UpdateBox();
|
---|
| 510 |
|
---|
[1404] | 511 | delete parser;
|
---|
[387] | 512 | }
|
---|
| 513 | }
|
---|
[2544] | 514 |
|
---|
[752] | 515 | if (result)
|
---|
[2544] | 516 | {
|
---|
[1020] | 517 | int intersectables, faces;
|
---|
| 518 | mSceneGraph->GetStatistics(intersectables, faces);
|
---|
[1344] | 519 |
|
---|
[1020] | 520 | cout<<filename<<" parsed successfully."<<endl;
|
---|
| 521 | cout<<"#NUM_OBJECTS (Total numner of objects)\n"<<intersectables<<endl;
|
---|
| 522 | cout<<"#NUM_FACES (Total numner of faces)\n"<<faces<<endl;
|
---|
[1701] | 523 |
|
---|
[1697] | 524 | mObjects.reserve(intersectables);
|
---|
[1020] | 525 | mSceneGraph->CollectObjects(&mObjects);
|
---|
[2544] | 526 |
|
---|
| 527 | mSceneGraph->AssignObjectIds();
|
---|
| 528 |
|
---|
[1328] | 529 | mSceneGraph->GetRoot()->UpdateBox();
|
---|
[1713] | 530 |
|
---|
| 531 | cout << "finished loading" << endl;
|
---|
[387] | 532 | }
|
---|
[1328] | 533 |
|
---|
[492] | 534 | return result;
|
---|
[372] | 535 | }
|
---|
| 536 |
|
---|
| 537 | bool
|
---|
[2342] | 538 | Preprocessor::ExportPreprocessedData(const string &filename)
|
---|
[372] | 539 | {
|
---|
[1486] | 540 | mViewCellsManager->ExportViewCells(filename, true, mObjects);
|
---|
| 541 | return true;
|
---|
[372] | 542 | }
|
---|
| 543 |
|
---|
[1486] | 544 |
|
---|
[372] | 545 | bool
|
---|
[871] | 546 | Preprocessor::PostProcessVisibility()
|
---|
| 547 | {
|
---|
| 548 |
|
---|
[904] | 549 | if (mApplyVisibilityFilter || mApplyVisibilitySpatialFilter) {
|
---|
[997] | 550 | cout<<"Applying visibility filter ...";
|
---|
[1002] | 551 | cout<<"filter width = " << mVisibilityFilterWidth << endl;
|
---|
[904] | 552 |
|
---|
[1002] | 553 | if (!mViewCellsManager)
|
---|
[1199] | 554 | return false;
|
---|
| 555 |
|
---|
[2076] | 556 |
|
---|
[871] | 557 | mViewCellsManager->ApplyFilter(mKdTree,
|
---|
[2076] | 558 | mApplyVisibilityFilter ?
|
---|
| 559 | mVisibilityFilterWidth : -1.0f,
|
---|
| 560 | mApplyVisibilitySpatialFilter ?
|
---|
| 561 | mVisibilityFilterWidth : -1.0f);
|
---|
[997] | 562 | cout << "done." << endl;
|
---|
[871] | 563 | }
|
---|
| 564 |
|
---|
| 565 | // export the preprocessed information to a file
|
---|
[2053] | 566 | if (1 && mExportVisibility)
|
---|
[1486] | 567 | {
|
---|
| 568 | ExportPreprocessedData(mVisibilityFileName);
|
---|
| 569 | }
|
---|
| 570 |
|
---|
[871] | 571 | return true;
|
---|
| 572 | }
|
---|
| 573 |
|
---|
| 574 |
|
---|
| 575 | bool
|
---|
[372] | 576 | Preprocessor::BuildKdTree()
|
---|
| 577 | {
|
---|
| 578 | mKdTree = new KdTree;
|
---|
[1344] | 579 |
|
---|
[372] | 580 | // add mesh instances of the scene graph to the root of the tree
|
---|
| 581 | KdLeaf *root = (KdLeaf *)mKdTree->GetRoot();
|
---|
[1344] | 582 |
|
---|
[372] | 583 | mSceneGraph->CollectObjects(&root->mObjects);
|
---|
[1344] | 584 |
|
---|
[1415] | 585 | const long startTime = GetTime();
|
---|
[1201] | 586 | cout << "building kd tree ... " << endl;
|
---|
[1344] | 587 |
|
---|
[372] | 588 | mKdTree->Construct();
|
---|
[1344] | 589 |
|
---|
[1415] | 590 | cout << "finished kd tree construction in " << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 591 | << " secs " << endl;
|
---|
[1344] | 592 |
|
---|
[372] | 593 | return true;
|
---|
| 594 | }
|
---|
| 595 |
|
---|
[1415] | 596 |
|
---|
[372] | 597 | void
|
---|
| 598 | Preprocessor::KdTreeStatistics(ostream &s)
|
---|
| 599 | {
|
---|
| 600 | s<<mKdTree->GetStatistics();
|
---|
| 601 | }
|
---|
| 602 |
|
---|
| 603 | void
|
---|
| 604 | Preprocessor::BspTreeStatistics(ostream &s)
|
---|
| 605 | {
|
---|
| 606 | s << mBspTree->GetStatistics();
|
---|
| 607 | }
|
---|
| 608 |
|
---|
| 609 | bool
|
---|
[2342] | 610 | Preprocessor::Export( const string &filename,
|
---|
[2544] | 611 | const bool scene,
|
---|
| 612 | const bool kdtree
|
---|
| 613 | )
|
---|
[372] | 614 | {
|
---|
[2544] | 615 | Exporter *exporter = Exporter::GetExporter(filename);
|
---|
[372] | 616 |
|
---|
[2544] | 617 | if (exporter) {
|
---|
| 618 | if (2 && scene)
|
---|
| 619 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
[372] | 620 |
|
---|
[2544] | 621 | if (1 && kdtree) {
|
---|
| 622 | exporter->SetWireframe();
|
---|
| 623 | exporter->ExportKdTree(*mKdTree);
|
---|
| 624 | }
|
---|
[372] | 625 |
|
---|
[2544] | 626 | delete exporter;
|
---|
| 627 | return true;
|
---|
| 628 | }
|
---|
| 629 |
|
---|
| 630 | return false;
|
---|
[372] | 631 | }
|
---|
[429] | 632 |
|
---|
[508] | 633 |
|
---|
[463] | 634 | bool Preprocessor::PrepareViewCells()
|
---|
| 635 | {
|
---|
[2543] | 636 | // load the view cells assigning the found objects to the pvss
|
---|
[2544] | 637 | #if 0
|
---|
[2543] | 638 | cerr << "loading binary view cells" << endl;
|
---|
| 639 | ViewCellsManager *dummyViewCellsManager =
|
---|
| 640 | LoadViewCellsBinary("test.vc", mObjects, false, NULL);
|
---|
| 641 |
|
---|
| 642 | //cerr << "reexporting the binary view cells" << endl;
|
---|
| 643 | //dummyViewCellsManager->ExportViewCellsBinary("outvc.xml.gz", true, mObjects);
|
---|
| 644 |
|
---|
| 645 | return false;
|
---|
| 646 | #endif
|
---|
| 647 |
|
---|
[1523] | 648 | ///////
|
---|
[577] | 649 | //-- parse view cells construction method
|
---|
[1563] | 650 |
|
---|
[1004] | 651 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", mLoadViewCells);
|
---|
[577] | 652 | char buf[100];
|
---|
[1585] | 653 |
|
---|
[2172] | 654 | if (mLoadViewCells)
|
---|
[997] | 655 | {
|
---|
[2183] | 656 |
|
---|
| 657 | #ifdef USE_BIT_PVS
|
---|
| 658 | // HACK: for kd pvs, set pvs size to maximal number of kd nodes
|
---|
| 659 | vector<KdLeaf *> leaves;
|
---|
| 660 | preprocessor->mKdTree->CollectLeaves(leaves);
|
---|
| 661 |
|
---|
| 662 | ObjectPvs::SetPvsSize((int)leaves.size());
|
---|
| 663 | #endif
|
---|
| 664 |
|
---|
[2172] | 665 | Environment::GetSingleton()->GetStringValue("ViewCells.filename", buf);
|
---|
[2183] | 666 | cout << "loading objects from " << buf << endl;
|
---|
[2117] | 667 |
|
---|
[2183] | 668 | // load objects which will be used as pvs entries
|
---|
| 669 | ObjectContainer pvsObjects;
|
---|
| 670 | if (0) LoadObjects(buf, pvsObjects, mObjects);
|
---|
[2117] | 671 |
|
---|
[2183] | 672 | const bool finalizeViewCells = true;
|
---|
| 673 | cout << "loading view cells from " << buf << endl;
|
---|
| 674 |
|
---|
| 675 | mViewCellsManager = ViewCellsManager::LoadViewCells(buf,
|
---|
| 676 | pvsObjects,
|
---|
| 677 | mObjects,
|
---|
| 678 | finalizeViewCells,
|
---|
| 679 | NULL);
|
---|
| 680 |
|
---|
[1740] | 681 | cout << "view cells loaded." << endl<<flush;
|
---|
| 682 |
|
---|
| 683 | if (!mViewCellsManager)
|
---|
| 684 | {
|
---|
[2072] | 685 | cerr << "no view cells manager could be loaded" << endl;
|
---|
[1740] | 686 | return false;
|
---|
| 687 | }
|
---|
[577] | 688 | }
|
---|
| 689 | else
|
---|
| 690 | {
|
---|
[2543] | 691 | // parse type of view cells manager
|
---|
[1004] | 692 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
[1740] | 693 | mViewCellsManager = CreateViewCellsManager(buf);
|
---|
[1112] | 694 |
|
---|
| 695 | // default view space is the extent of the scene
|
---|
[1723] | 696 | AxisAlignedBox3 viewSpaceBox;
|
---|
[1740] | 697 |
|
---|
[1723] | 698 | if (mUseViewSpaceBox)
|
---|
[1563] | 699 | {
|
---|
[1723] | 700 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
| 701 |
|
---|
[1563] | 702 | // use a small box outside of the scene
|
---|
[1723] | 703 | viewSpaceBox.Scale(Vector3(0.15f, 0.3f, 0.5f));
|
---|
| 704 | //viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.5f, 0, 0));
|
---|
| 705 | viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.3f, 0, 0));
|
---|
| 706 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
[1563] | 707 | }
|
---|
[1723] | 708 | else
|
---|
| 709 | {
|
---|
| 710 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
| 711 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
| 712 | }
|
---|
[1545] | 713 |
|
---|
| 714 | bool loadVcGeometry;
|
---|
| 715 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadGeometry", loadVcGeometry);
|
---|
| 716 |
|
---|
| 717 | bool extrudeBaseTriangles;
|
---|
| 718 | Environment::GetSingleton()->GetBoolValue("ViewCells.useBaseTrianglesAsGeometry", extrudeBaseTriangles);
|
---|
| 719 |
|
---|
| 720 | char vcGeomFilename[100];
|
---|
| 721 | Environment::GetSingleton()->GetStringValue("ViewCells.geometryFilename", vcGeomFilename);
|
---|
[1740] | 722 |
|
---|
[1940] | 723 | // create view cells from specified geometry
|
---|
[1627] | 724 | if (loadVcGeometry)
|
---|
[1545] | 725 | {
|
---|
[1627] | 726 | if (mViewCellsManager->GetType() == ViewCellsManager::BSP)
|
---|
[1545] | 727 | {
|
---|
[1627] | 728 | if (!mViewCellsManager->LoadViewCellsGeometry(vcGeomFilename, extrudeBaseTriangles))
|
---|
| 729 | {
|
---|
| 730 | cerr << "loading view cells geometry failed" << endl;
|
---|
| 731 | }
|
---|
[1545] | 732 | }
|
---|
[1627] | 733 | else
|
---|
| 734 | {
|
---|
| 735 | cerr << "loading view cells geometry is not implemented for this manager" << endl;
|
---|
| 736 | }
|
---|
[1545] | 737 | }
|
---|
[577] | 738 | }
|
---|
[1740] | 739 |
|
---|
[1486] | 740 | ////////
|
---|
[1523] | 741 | //-- evaluation of render cost heuristics
|
---|
[1768] | 742 |
|
---|
[473] | 743 | float objRenderCost = 0, vcOverhead = 0, moveSpeed = 0;
|
---|
| 744 |
|
---|
[1004] | 745 | Environment::GetSingleton()->GetFloatValue("Simulation.objRenderCost",objRenderCost);
|
---|
| 746 | Environment::GetSingleton()->GetFloatValue("Simulation.vcOverhead", vcOverhead);
|
---|
| 747 | Environment::GetSingleton()->GetFloatValue("Simulation.moveSpeed", moveSpeed);
|
---|
[1740] | 748 |
|
---|
[473] | 749 | mRenderSimulator =
|
---|
| 750 | new RenderSimulator(mViewCellsManager, objRenderCost, vcOverhead, moveSpeed);
|
---|
[440] | 751 |
|
---|
[480] | 752 | mViewCellsManager->SetRenderer(mRenderSimulator);
|
---|
[1785] | 753 |
|
---|
[1581] | 754 | mViewCellsManager->SetPreprocessor(this);
|
---|
[1940] | 755 |
|
---|
[463] | 756 | return true;
|
---|
[490] | 757 | }
|
---|
| 758 |
|
---|
[1292] | 759 |
|
---|
[1563] | 760 | bool Preprocessor::ConstructViewCells()
|
---|
[1292] | 761 | {
|
---|
[1627] | 762 | // construct view cells using it's own set of samples
|
---|
| 763 | mViewCellsManager->Construct(this);
|
---|
| 764 |
|
---|
| 765 | // visualizations and statistics
|
---|
| 766 | Debug << "finished view cells:" << endl;
|
---|
| 767 | mViewCellsManager->PrintStatistics(Debug);
|
---|
| 768 |
|
---|
| 769 | return true;
|
---|
[1292] | 770 | }
|
---|
[490] | 771 |
|
---|
[1294] | 772 |
|
---|
[575] | 773 | ViewCellsManager *Preprocessor::CreateViewCellsManager(const char *name)
|
---|
| 774 | {
|
---|
[1264] | 775 | ViewCellsTree *vcTree = new ViewCellsTree;
|
---|
| 776 |
|
---|
[575] | 777 | if (strcmp(name, "kdTree") == 0)
|
---|
| 778 | {
|
---|
[1264] | 779 | mViewCellsManager = new KdViewCellsManager(vcTree, mKdTree);
|
---|
[575] | 780 | }
|
---|
| 781 | else if (strcmp(name, "bspTree") == 0)
|
---|
| 782 | {
|
---|
| 783 | Debug << "view cell type: Bsp" << endl;
|
---|
| 784 |
|
---|
[577] | 785 | mBspTree = new BspTree();
|
---|
[1264] | 786 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
[575] | 787 | }
|
---|
| 788 | else if (strcmp(name, "vspBspTree") == 0)
|
---|
| 789 | {
|
---|
| 790 | Debug << "view cell type: VspBsp" << endl;
|
---|
| 791 |
|
---|
[1004] | 792 | mVspBspTree = new VspBspTree();
|
---|
[1264] | 793 | mViewCellsManager = new VspBspViewCellsManager(vcTree, mVspBspTree);
|
---|
[575] | 794 | }
|
---|
[1006] | 795 | else if (strcmp(name, "vspOspTree") == 0)
|
---|
[575] | 796 | {
|
---|
[1421] | 797 | Debug << "view cell type: VspOsp" << endl;
|
---|
[1288] | 798 | char buf[100];
|
---|
| 799 | Environment::GetSingleton()->GetStringValue("Hierarchy.type", buf);
|
---|
[1022] | 800 |
|
---|
[1740] | 801 | mViewCellsManager = new VspOspViewCellsManager(vcTree, buf);
|
---|
[575] | 802 | }
|
---|
[1421] | 803 | else if (strcmp(name, "sceneDependent") == 0) //TODO
|
---|
[575] | 804 | {
|
---|
[1143] | 805 | Debug << "view cell type: Bsp" << endl;
|
---|
[1421] | 806 |
|
---|
[575] | 807 | mBspTree = new BspTree();
|
---|
[1264] | 808 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
[575] | 809 | }
|
---|
| 810 | else
|
---|
| 811 | {
|
---|
[664] | 812 | cerr << "Wrong view cells type " << name << "!!!" << endl;
|
---|
[575] | 813 | exit(1);
|
---|
| 814 | }
|
---|
| 815 |
|
---|
| 816 | return mViewCellsManager;
|
---|
| 817 | }
|
---|
| 818 |
|
---|
| 819 |
|
---|
[491] | 820 | // use ascii format to store rays
|
---|
| 821 | #define USE_ASCII 0
|
---|
| 822 |
|
---|
| 823 |
|
---|
[2342] | 824 | bool Preprocessor::LoadKdTree(const string &filename)
|
---|
[1197] | 825 | {
|
---|
[1414] | 826 | mKdTree = new KdTree();
|
---|
[2539] | 827 | return mKdTree->ImportBinTree(filename.c_str(), mObjects);
|
---|
[1197] | 828 | }
|
---|
| 829 |
|
---|
[1414] | 830 |
|
---|
[2342] | 831 | bool Preprocessor::ExportKdTree(const string &filename)
|
---|
[1197] | 832 | {
|
---|
[1414] | 833 | return mKdTree->ExportBinTree(filename.c_str());
|
---|
[1197] | 834 | }
|
---|
| 835 |
|
---|
| 836 |
|
---|
[490] | 837 | bool Preprocessor::LoadSamples(VssRayContainer &samples,
|
---|
| 838 | ObjectContainer &objects) const
|
---|
| 839 | {
|
---|
| 840 | std::stable_sort(objects.begin(), objects.end(), ilt);
|
---|
| 841 | char fileName[100];
|
---|
[1004] | 842 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
[490] | 843 |
|
---|
[491] | 844 | Vector3 origin, termination;
|
---|
| 845 | // HACK: needed only for lower_bound algorithm to find the
|
---|
| 846 | // intersected objects
|
---|
| 847 | MeshInstance sObj(NULL);
|
---|
| 848 | MeshInstance tObj(NULL);
|
---|
[490] | 849 |
|
---|
[491] | 850 | #if USE_ASCII
|
---|
[2452] | 851 | ifstream inStream(fileName);
|
---|
| 852 | if (!inStream.is_open())
|
---|
[490] | 853 | return false;
|
---|
| 854 |
|
---|
| 855 | string buf;
|
---|
[2452] | 856 | while (!(getline(inStream, buf)).eof())
|
---|
[490] | 857 | {
|
---|
[491] | 858 | sscanf(buf.c_str(), "%f %f %f %f %f %f %d %d",
|
---|
[490] | 859 | &origin.x, &origin.y, &origin.z,
|
---|
[491] | 860 | &termination.x, &termination.y, &termination.z,
|
---|
| 861 | &(sObj.mId), &(tObj.mId));
|
---|
[490] | 862 |
|
---|
[491] | 863 | Intersectable *sourceObj = NULL;
|
---|
| 864 | Intersectable *termObj = NULL;
|
---|
| 865 |
|
---|
| 866 | if (sObj.mId >= 0)
|
---|
[490] | 867 | {
|
---|
| 868 | ObjectContainer::iterator oit =
|
---|
[491] | 869 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
| 870 | sourceObj = *oit;
|
---|
| 871 | }
|
---|
| 872 |
|
---|
| 873 | if (tObj.mId >= 0)
|
---|
| 874 | {
|
---|
| 875 | ObjectContainer::iterator oit =
|
---|
| 876 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
| 877 | termObj = *oit;
|
---|
| 878 | }
|
---|
[490] | 879 |
|
---|
[491] | 880 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
| 881 | }
|
---|
| 882 | #else
|
---|
[2452] | 883 | ifstream inStream(fileName, ios::binary);
|
---|
| 884 | if (!inStream.is_open())
|
---|
[491] | 885 | return false;
|
---|
| 886 |
|
---|
| 887 | while (1)
|
---|
| 888 | {
|
---|
[2452] | 889 | inStream.read(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
| 890 | inStream.read(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
| 891 | inStream.read(reinterpret_cast<char *>(&(sObj.mId)), sizeof(int));
|
---|
| 892 | inStream.read(reinterpret_cast<char *>(&(tObj.mId)), sizeof(int));
|
---|
[491] | 893 |
|
---|
[2452] | 894 | if (inStream.eof())
|
---|
[491] | 895 | break;
|
---|
| 896 |
|
---|
| 897 | Intersectable *sourceObj = NULL;
|
---|
| 898 | Intersectable *termObj = NULL;
|
---|
| 899 |
|
---|
| 900 | if (sObj.mId >= 0)
|
---|
| 901 | {
|
---|
| 902 | ObjectContainer::iterator oit =
|
---|
| 903 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
| 904 | sourceObj = *oit;
|
---|
[490] | 905 | }
|
---|
[491] | 906 |
|
---|
| 907 | if (tObj.mId >= 0)
|
---|
[490] | 908 | {
|
---|
[491] | 909 | ObjectContainer::iterator oit =
|
---|
| 910 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
| 911 | termObj = *oit;
|
---|
[490] | 912 | }
|
---|
[491] | 913 |
|
---|
| 914 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
[490] | 915 | }
|
---|
[1779] | 916 | #endif
|
---|
[491] | 917 |
|
---|
[2452] | 918 | inStream.close();
|
---|
[490] | 919 |
|
---|
| 920 | return true;
|
---|
| 921 | }
|
---|
| 922 |
|
---|
[508] | 923 |
|
---|
| 924 | bool Preprocessor::ExportSamples(const VssRayContainer &samples) const
|
---|
[490] | 925 | {
|
---|
[491] | 926 | char fileName[100];
|
---|
[1004] | 927 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
[491] | 928 |
|
---|
[490] | 929 |
|
---|
| 930 | VssRayContainer::const_iterator it, it_end = samples.end();
|
---|
| 931 |
|
---|
[491] | 932 | #if USE_ASCII
|
---|
| 933 | ofstream samplesOut(fileName);
|
---|
[490] | 934 | if (!samplesOut.is_open())
|
---|
| 935 | return false;
|
---|
| 936 |
|
---|
| 937 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
| 938 | {
|
---|
| 939 | VssRay *ray = *it;
|
---|
[491] | 940 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
| 941 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
| 942 |
|
---|
[490] | 943 | samplesOut << ray->GetOrigin().x << " " << ray->GetOrigin().y << " " << ray->GetOrigin().z << " "
|
---|
| 944 | << ray->GetTermination().x << " " << ray->GetTermination().y << " " << ray->GetTermination().z << " "
|
---|
[491] | 945 | << sourceid << " " << termid << "\n";
|
---|
[490] | 946 | }
|
---|
[491] | 947 | #else
|
---|
| 948 | ofstream samplesOut(fileName, ios::binary);
|
---|
| 949 | if (!samplesOut.is_open())
|
---|
| 950 | return false;
|
---|
| 951 |
|
---|
| 952 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
| 953 | {
|
---|
| 954 | VssRay *ray = *it;
|
---|
| 955 | Vector3 origin(ray->GetOrigin());
|
---|
| 956 | Vector3 termination(ray->GetTermination());
|
---|
| 957 |
|
---|
| 958 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
| 959 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
| 960 |
|
---|
| 961 | samplesOut.write(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
| 962 | samplesOut.write(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
| 963 | samplesOut.write(reinterpret_cast<char *>(&sourceid), sizeof(int));
|
---|
| 964 | samplesOut.write(reinterpret_cast<char *>(&termid), sizeof(int));
|
---|
| 965 | }
|
---|
| 966 | #endif
|
---|
[490] | 967 | samplesOut.close();
|
---|
[1194] | 968 |
|
---|
[490] | 969 | return true;
|
---|
| 970 | }
|
---|
[563] | 971 |
|
---|
[1771] | 972 |
|
---|
| 973 | int
|
---|
| 974 | Preprocessor::GenerateRays(const int number,
|
---|
[1867] | 975 | SamplingStrategy &strategy,
|
---|
| 976 | SimpleRayContainer &rays)
|
---|
[1020] | 977 | {
|
---|
[1867] | 978 | return strategy.GenerateSamples(number, rays);
|
---|
[1771] | 979 | }
|
---|
[860] | 980 |
|
---|
[1990] | 981 |
|
---|
[1771] | 982 | int
|
---|
| 983 | Preprocessor::GenerateRays(const int number,
|
---|
[1898] | 984 | const int sampleType,
|
---|
| 985 | SimpleRayContainer &rays)
|
---|
[1771] | 986 | {
|
---|
[1772] | 987 | const int startSize = (int)rays.size();
|
---|
| 988 | SamplingStrategy *strategy = GenerateSamplingStrategy(sampleType);
|
---|
| 989 | int castRays = 0;
|
---|
| 990 |
|
---|
| 991 | if (!strategy)
|
---|
[1381] | 992 | {
|
---|
[1772] | 993 | return 0;
|
---|
[1381] | 994 | }
|
---|
[1772] | 995 |
|
---|
[1381] | 996 | #if 1
|
---|
[1772] | 997 | castRays = strategy->GenerateSamples(number, rays);
|
---|
[1381] | 998 | #else
|
---|
[1772] | 999 | GenerateRayBundle(rays, newRay, 16, 0);
|
---|
| 1000 | castRays += 16;
|
---|
[1381] | 1001 | #endif
|
---|
[1772] | 1002 |
|
---|
| 1003 | delete strategy;
|
---|
| 1004 | return castRays;
|
---|
[878] | 1005 | }
|
---|
[1020] | 1006 |
|
---|
| 1007 |
|
---|
[1884] | 1008 | SamplingStrategy *Preprocessor::GenerateSamplingStrategy(const int strategyId)
|
---|
[1020] | 1009 | {
|
---|
| 1010 | switch (strategyId)
|
---|
| 1011 | {
|
---|
[1520] | 1012 | case SamplingStrategy::OBJECT_BASED_DISTRIBUTION:
|
---|
[1020] | 1013 | return new ObjectBasedDistribution(*this);
|
---|
[1520] | 1014 | case SamplingStrategy::OBJECT_DIRECTION_BASED_DISTRIBUTION:
|
---|
[1020] | 1015 | return new ObjectDirectionBasedDistribution(*this);
|
---|
[1520] | 1016 | case SamplingStrategy::DIRECTION_BASED_DISTRIBUTION:
|
---|
[1020] | 1017 | return new DirectionBasedDistribution(*this);
|
---|
[1520] | 1018 | case SamplingStrategy::DIRECTION_BOX_BASED_DISTRIBUTION:
|
---|
[1020] | 1019 | return new DirectionBoxBasedDistribution(*this);
|
---|
[1520] | 1020 | case SamplingStrategy::SPATIAL_BOX_BASED_DISTRIBUTION:
|
---|
[1020] | 1021 | return new SpatialBoxBasedDistribution(*this);
|
---|
[1695] | 1022 | case SamplingStrategy::REVERSE_OBJECT_BASED_DISTRIBUTION:
|
---|
| 1023 | return new ReverseObjectBasedDistribution(*this);
|
---|
[1769] | 1024 | case SamplingStrategy::VIEWCELL_BORDER_BASED_DISTRIBUTION:
|
---|
| 1025 | return new ViewCellBorderBasedDistribution(*this);
|
---|
[1772] | 1026 | case SamplingStrategy::VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
| 1027 | return new ViewSpaceBorderBasedDistribution(*this);
|
---|
| 1028 | case SamplingStrategy::REVERSE_VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
| 1029 | return new ReverseViewSpaceBorderBasedDistribution(*this);
|
---|
[1824] | 1030 | case SamplingStrategy::GLOBAL_LINES_DISTRIBUTION:
|
---|
| 1031 | return new GlobalLinesDistribution(*this);
|
---|
| 1032 |
|
---|
| 1033 | //case OBJECTS_INTERIOR_DISTRIBUTION:
|
---|
| 1034 | // return new ObjectsInteriorDistribution(*this);
|
---|
[1020] | 1035 | default: // no valid strategy
|
---|
[1279] | 1036 | Debug << "warning: no valid sampling strategy" << endl;
|
---|
[1020] | 1037 | return NULL;
|
---|
| 1038 | }
|
---|
[1221] | 1039 |
|
---|
[1570] | 1040 | return NULL; // should never come here
|
---|
[1020] | 1041 | }
|
---|
| 1042 |
|
---|
| 1043 |
|
---|
[2342] | 1044 | bool Preprocessor::LoadInternKdTree(const string &internKdTree)
|
---|
[2003] | 1045 | {
|
---|
[2342] | 1046 | bool mUseKdTree = true;
|
---|
| 1047 |
|
---|
| 1048 | if (!mUseKdTree) {
|
---|
[2575] | 1049 | // create just a dummy KdTree
|
---|
| 1050 | mKdTree = new KdTree;
|
---|
| 1051 | return true;
|
---|
[2342] | 1052 | }
|
---|
| 1053 |
|
---|
[2575] | 1054 | int rayCastMethod;
|
---|
| 1055 | Environment::GetSingleton()->
|
---|
| 1056 | GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
| 1057 |
|
---|
| 1058 | if (rayCastMethod == 2) {
|
---|
| 1059 | //HavranRayCaster *hr =
|
---|
| 1060 | // dynamic_cast<HavranRayCaster*>(mRayCaster);
|
---|
| 1061 | HavranRayCaster *hr =
|
---|
| 1062 | reinterpret_cast<HavranRayCaster*>(mRayCaster);
|
---|
| 1063 | hr->Build(this->mObjects);
|
---|
| 1064 | return true;
|
---|
| 1065 | }
|
---|
| 1066 |
|
---|
[2342] | 1067 | // always try to load the kd tree
|
---|
| 1068 | cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
| 1069 |
|
---|
| 1070 | if (!LoadKdTree(internKdTree)) {
|
---|
| 1071 | cout << "error loading kd tree with filename "
|
---|
| 1072 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
| 1073 | // build new kd tree from scene geometry
|
---|
| 1074 | BuildKdTree();
|
---|
| 1075 |
|
---|
| 1076 | // export kd tree?
|
---|
| 1077 | const long startTime = GetTime();
|
---|
| 1078 | cout << "exporting kd tree ... ";
|
---|
| 1079 |
|
---|
| 1080 | if (!ExportKdTree(internKdTree))
|
---|
| 1081 | {
|
---|
| 1082 | cout << " error exporting kd tree with filename "
|
---|
| 1083 | << internKdTree << endl;
|
---|
| 1084 | }
|
---|
| 1085 | else
|
---|
| 1086 | {
|
---|
| 1087 | cout << "finished in "
|
---|
| 1088 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 1089 | << " secs" << endl;
|
---|
| 1090 | }
|
---|
| 1091 | }
|
---|
| 1092 |
|
---|
| 1093 | KdTreeStatistics(cout);
|
---|
| 1094 | cout << mKdTree->GetBox() << endl;
|
---|
| 1095 |
|
---|
[2035] | 1096 | return true;
|
---|
[2003] | 1097 | }
|
---|
| 1098 |
|
---|
| 1099 |
|
---|
[2342] | 1100 | bool Preprocessor::InitRayCast(const string &externKdTree,
|
---|
| 1101 | const string &internKdTree)
|
---|
[1221] | 1102 | {
|
---|
[1633] | 1103 | // always try to load the kd tree
|
---|
[2003] | 1104 | /* cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
[1634] | 1105 |
|
---|
| 1106 | if (!LoadKdTree(internKdTree))
|
---|
| 1107 | {
|
---|
[1968] | 1108 | cout << "error loading kd tree with filename "
|
---|
| 1109 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
[1633] | 1110 | // build new kd tree from scene geometry
|
---|
[1415] | 1111 | BuildKdTree();
|
---|
| 1112 |
|
---|
[1627] | 1113 | // export kd tree?
|
---|
[1633] | 1114 | const long startTime = GetTime();
|
---|
[1627] | 1115 | cout << "exporting kd tree ... ";
|
---|
| 1116 |
|
---|
| 1117 | if (!ExportKdTree(internKdTree))
|
---|
| 1118 | {
|
---|
[1968] | 1119 | cout << " error exporting kd tree with filename "
|
---|
| 1120 | << internKdTree << endl;
|
---|
[1627] | 1121 | }
|
---|
| 1122 | else
|
---|
| 1123 | {
|
---|
[1968] | 1124 | cout << "finished in "
|
---|
| 1125 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 1126 | << " secs" << endl;
|
---|
[1627] | 1127 | }
|
---|
[1415] | 1128 | }
|
---|
[1633] | 1129 |
|
---|
| 1130 | KdTreeStatistics(cout);
|
---|
| 1131 | cout << mKdTree->GetBox() << endl;
|
---|
[2003] | 1132 | */
|
---|
[1520] | 1133 | int rayCastMethod;
|
---|
[1968] | 1134 | Environment::GetSingleton()->
|
---|
[2575] | 1135 | GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
[1520] | 1136 |
|
---|
| 1137 | if (rayCastMethod == 0)
|
---|
[1221] | 1138 | {
|
---|
[2575] | 1139 | cout << "ray cast method: internal" << endl;
|
---|
| 1140 | mRayCaster = new InternalRayCaster(*this);
|
---|
[1221] | 1141 | }
|
---|
[2575] | 1142 | if (rayCastMethod == 1)
|
---|
[1520] | 1143 | {
|
---|
[1524] | 1144 | #ifdef GTP_INTERNAL
|
---|
[1867] | 1145 | cout << "ray cast method: intel" << endl;
|
---|
| 1146 | mRayCaster = new IntelRayCaster(*this, externKdTree);
|
---|
[1524] | 1147 | #endif
|
---|
[1251] | 1148 | }
|
---|
[2575] | 1149 | if (rayCastMethod == 2)
|
---|
| 1150 | {
|
---|
| 1151 | cout << "ray cast method: havran" << endl;
|
---|
| 1152 | mRayCaster = new HavranRayCaster(*this);
|
---|
| 1153 | }
|
---|
[1867] | 1154 |
|
---|
[2559] | 1155 | /////////////////
|
---|
[2072] | 1156 | //-- reserve constant block of rays
|
---|
| 1157 |
|
---|
| 1158 | // hack: If we dont't use view cells loading, there must be at least as much rays
|
---|
| 1159 | // as are needed for the view cells construction
|
---|
| 1160 | bool loadViewCells;
|
---|
| 1161 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", loadViewCells);
|
---|
| 1162 |
|
---|
[2187] | 1163 | int reserveRays;
|
---|
| 1164 | int constructionSamples;
|
---|
[2072] | 1165 |
|
---|
| 1166 | if (!loadViewCells)
|
---|
| 1167 | {
|
---|
[2187] | 1168 | cout << "hack: setting ray pool size to view cell construction or evaluation size" << endl;
|
---|
[2072] | 1169 |
|
---|
[2187] | 1170 | constructionSamples = 1000000;
|
---|
| 1171 |
|
---|
[2072] | 1172 | char buf[100];
|
---|
| 1173 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
[2187] | 1174 |
|
---|
[2072] | 1175 | if (strcmp(buf, "vspBspTree") == 0)
|
---|
| 1176 | {
|
---|
[2187] | 1177 | Environment::GetSingleton()->GetIntValue("VspBspTree.Construction.samples", constructionSamples);
|
---|
| 1178 |
|
---|
[2072] | 1179 | }
|
---|
| 1180 | else if (strcmp(buf, "vspOspTree") == 0)
|
---|
| 1181 | {
|
---|
[2187] | 1182 | Environment::GetSingleton()->GetIntValue("Hierarchy.Construction.samples", constructionSamples);
|
---|
[2072] | 1183 | }
|
---|
[2187] | 1184 |
|
---|
| 1185 | int evalSamplesPerPass;
|
---|
| 1186 |
|
---|
| 1187 | Environment::GetSingleton()->GetIntValue("ViewCells.Evaluation.samplesPerPass", evalSamplesPerPass);
|
---|
| 1188 |
|
---|
| 1189 | reserveRays = max(constructionSamples, evalSamplesPerPass);
|
---|
| 1190 | reserveRays *= 2;
|
---|
[2072] | 1191 | }
|
---|
| 1192 | else
|
---|
| 1193 | {
|
---|
[2187] | 1194 | cout << "setting ray pool size to samples per pass" << endl;
|
---|
[2072] | 1195 | reserveRays = mSamplesPerPass * 2;
|
---|
| 1196 | }
|
---|
| 1197 |
|
---|
[2048] | 1198 | cout << "======================" << endl;
|
---|
[2072] | 1199 | cout << "reserving " << reserveRays << " rays " << endl;
|
---|
| 1200 | mRayCaster->ReserveVssRayPool(reserveRays);
|
---|
[2012] | 1201 |
|
---|
[1520] | 1202 | return true;
|
---|
[1281] | 1203 | }
|
---|
| 1204 |
|
---|
[1292] | 1205 |
|
---|
[1281] | 1206 | void
|
---|
| 1207 | Preprocessor::CastRays(
|
---|
| 1208 | SimpleRayContainer &rays,
|
---|
[1520] | 1209 | VssRayContainer &vssRays,
|
---|
[1528] | 1210 | const bool castDoubleRays,
|
---|
[1996] | 1211 | const bool pruneInvalidRays
|
---|
[1281] | 1212 | )
|
---|
| 1213 | {
|
---|
[2035] | 1214 |
|
---|
[2069] | 1215 | const long t1 = GetTime();
|
---|
[2035] | 1216 |
|
---|
[2198] | 1217 | if (rays.size() > 10000)
|
---|
[2187] | 1218 | {
|
---|
[2539] | 1219 |
|
---|
[2072] | 1220 | mRayCaster->SortRays(rays);
|
---|
[2069] | 1221 | cout<<"Rays sorted in "<<TimeDiff(t1, GetTime())<<" ms."<<endl;
|
---|
[1984] | 1222 | }
|
---|
[1972] | 1223 |
|
---|
[2072] | 1224 |
|
---|
[2076] | 1225 | if (mUseHwGlobalLines)
|
---|
[2187] | 1226 | {
|
---|
[2539] | 1227 | CastRaysWithHwGlobalLines(
|
---|
| 1228 | rays,
|
---|
| 1229 | vssRays,
|
---|
| 1230 | castDoubleRays,
|
---|
| 1231 | pruneInvalidRays
|
---|
| 1232 | );
|
---|
[2187] | 1233 | }
|
---|
[2076] | 1234 | else
|
---|
[2187] | 1235 | {
|
---|
[2539] | 1236 | mRayCaster->CastRays(
|
---|
| 1237 | rays,
|
---|
| 1238 | vssRays,
|
---|
| 1239 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1240 | castDoubleRays,
|
---|
| 1241 | pruneInvalidRays);
|
---|
[2187] | 1242 | }
|
---|
| 1243 |
|
---|
| 1244 | if (rays.size() > 10000)
|
---|
[2076] | 1245 | {
|
---|
| 1246 | cout << endl;
|
---|
[2539] | 1247 | long t2 = GetTime();
|
---|
[2072] | 1248 |
|
---|
[2076] | 1249 | #if SHOW_RAYCAST_TIMING
|
---|
| 1250 | if (castDoubleRays)
|
---|
| 1251 | cout << 2 * rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
| 1252 | else
|
---|
| 1253 | cout << rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
| 1254 | #endif
|
---|
| 1255 | }
|
---|
[2574] | 1256 | cerr<<"Deternmining PVS objects"<<endl;
|
---|
[2076] | 1257 | DeterminePvsObjects(vssRays);
|
---|
| 1258 | }
|
---|
| 1259 |
|
---|
| 1260 |
|
---|
| 1261 | void
|
---|
| 1262 | Preprocessor::CastRaysWithHwGlobalLines(
|
---|
| 1263 | SimpleRayContainer &rays,
|
---|
[2187] | 1264 | VssRayContainer &vssRays,
|
---|
| 1265 | const bool castDoubleRays,
|
---|
| 1266 | const bool pruneInvalidRays)
|
---|
[2076] | 1267 | {
|
---|
| 1268 | SimpleRayContainer::const_iterator rit, rit_end = rays.end();
|
---|
| 1269 | SimpleRayContainer rayBucket;
|
---|
| 1270 | int i = 0;
|
---|
| 1271 | for (rit = rays.begin(); rit != rit_end; ++ rit, ++ i)
|
---|
[1292] | 1272 | {
|
---|
[2076] | 1273 | SimpleRay ray = *rit;
|
---|
[1990] | 1274 | #ifdef USE_CG
|
---|
[1972] | 1275 | // HACK: global lines must be treated special
|
---|
[2076] | 1276 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
[1968] | 1277 | {
|
---|
[2076] | 1278 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
| 1279 | continue;
|
---|
[1968] | 1280 | }
|
---|
[1990] | 1281 | #endif
|
---|
[2187] | 1282 | rayBucket.push_back(ray);
|
---|
| 1283 |
|
---|
| 1284 | // 16 rays gathered => do ray casting
|
---|
| 1285 | if (rayBucket.size() >= 16)
|
---|
[1520] | 1286 | {
|
---|
[2187] | 1287 | mRayCaster->CastRays16(
|
---|
| 1288 | rayBucket,
|
---|
| 1289 | vssRays,
|
---|
| 1290 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1291 | castDoubleRays,
|
---|
| 1292 | pruneInvalidRays);
|
---|
| 1293 |
|
---|
| 1294 | rayBucket.clear();
|
---|
[1292] | 1295 | }
|
---|
[2187] | 1296 |
|
---|
| 1297 | if (rays.size() > 100000 && i % 100000 == 0)
|
---|
[2072] | 1298 | cout<<"\r"<<i<<"/"<<(int)rays.size()<<"\r";
|
---|
[1972] | 1299 | }
|
---|
[2072] | 1300 |
|
---|
[1972] | 1301 | // cast rest of rays
|
---|
| 1302 | SimpleRayContainer::const_iterator sit, sit_end = rayBucket.end();
|
---|
| 1303 |
|
---|
| 1304 | for (sit = rayBucket.begin(); sit != sit_end; ++ sit)
|
---|
| 1305 | {
|
---|
| 1306 | SimpleRay ray = *sit;
|
---|
[1990] | 1307 |
|
---|
| 1308 | #ifdef USE_CG
|
---|
[1972] | 1309 | // HACK: global lines must be treated special
|
---|
| 1310 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
[1932] | 1311 | {
|
---|
[1972] | 1312 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
[1990] | 1313 | continue;
|
---|
[1972] | 1314 | }
|
---|
[1990] | 1315 | #endif
|
---|
| 1316 | mRayCaster->CastRay(
|
---|
| 1317 | ray,
|
---|
| 1318 | vssRays,
|
---|
| 1319 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1320 | castDoubleRays,
|
---|
[1996] | 1321 | pruneInvalidRays);
|
---|
[1990] | 1322 |
|
---|
[1524] | 1323 | }
|
---|
[1743] | 1324 |
|
---|
[1251] | 1325 | }
|
---|
| 1326 |
|
---|
| 1327 |
|
---|
[1381] | 1328 | bool Preprocessor::GenerateRayBundle(SimpleRayContainer &rayBundle,
|
---|
| 1329 | const SimpleRay &mainRay,
|
---|
| 1330 | const int number,
|
---|
| 1331 | const int pertubType) const
|
---|
| 1332 | {
|
---|
| 1333 | rayBundle.push_back(mainRay);
|
---|
| 1334 |
|
---|
[1564] | 1335 | const float pertubOrigin = 0.0f;
|
---|
| 1336 | const float pertubDir = 0.2f;
|
---|
[1381] | 1337 |
|
---|
| 1338 | for (int i = 0; i < number - 1; ++ i)
|
---|
| 1339 | {
|
---|
| 1340 | Vector3 pertub;
|
---|
| 1341 |
|
---|
| 1342 | pertub.x = RandomValue(0.0f, pertubDir);
|
---|
| 1343 | pertub.y = RandomValue(0.0f, pertubDir);
|
---|
| 1344 | pertub.z = RandomValue(0.0f, pertubDir);
|
---|
[1713] | 1345 |
|
---|
[1381] | 1346 | const Vector3 newDir = mainRay.mDirection + pertub;
|
---|
| 1347 | //const Vector3 newDir = mainRay.mDirection;
|
---|
| 1348 |
|
---|
| 1349 | pertub.x = RandomValue(0.0f, pertubOrigin);
|
---|
| 1350 | pertub.y = RandomValue(0.0f, pertubOrigin);
|
---|
| 1351 | pertub.z = RandomValue(0.0f, pertubOrigin);
|
---|
[1713] | 1352 |
|
---|
[1381] | 1353 | const Vector3 newOrigin = mainRay.mOrigin + pertub;
|
---|
| 1354 | //const Vector3 newOrigin = mainRay.mOrigin;
|
---|
| 1355 |
|
---|
[1883] | 1356 | rayBundle.push_back(SimpleRay(newOrigin, newDir, 0, 1.0f));
|
---|
[1381] | 1357 | }
|
---|
| 1358 |
|
---|
| 1359 | return true;
|
---|
| 1360 | }
|
---|
| 1361 |
|
---|
| 1362 |
|
---|
[1251] | 1363 | void Preprocessor::SetupRay(Ray &ray,
|
---|
| 1364 | const Vector3 &point,
|
---|
[1713] | 1365 | const Vector3 &direction) const
|
---|
[1251] | 1366 | {
|
---|
| 1367 | ray.Clear();
|
---|
| 1368 | // do not store anything else then intersections at the ray
|
---|
[1713] | 1369 | ray.Init(point, direction, Ray::LOCAL_RAY);
|
---|
[1251] | 1370 | }
|
---|
| 1371 |
|
---|
[1968] | 1372 |
|
---|
[1917] | 1373 | void Preprocessor::EvalViewCellHistogram()
|
---|
[1771] | 1374 | {
|
---|
[1917] | 1375 | char filename[256];
|
---|
| 1376 | Environment::GetSingleton()->GetStringValue("Preprocessor.histogram.file", filename);
|
---|
[1771] | 1377 |
|
---|
[1917] | 1378 | // mViewCellsManager->EvalViewCellHistogram(filename, 1000000);
|
---|
| 1379 | mViewCellsManager->EvalViewCellHistogramForPvsSize(filename, 1000000);
|
---|
[1771] | 1380 | }
|
---|
[1520] | 1381 |
|
---|
[1900] | 1382 |
|
---|
| 1383 | bool
|
---|
| 1384 | Preprocessor::ExportRays(const char *filename,
|
---|
| 1385 | const VssRayContainer &vssRays,
|
---|
[2001] | 1386 | const int number,
|
---|
| 1387 | const bool exportScene
|
---|
[1900] | 1388 | )
|
---|
| 1389 | {
|
---|
| 1390 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
| 1391 |
|
---|
| 1392 | Exporter *exporter = NULL;
|
---|
| 1393 | exporter = Exporter::GetExporter(filename);
|
---|
| 1394 |
|
---|
| 1395 | if (0) {
|
---|
| 1396 | exporter->SetWireframe();
|
---|
| 1397 | exporter->ExportKdTree(*mKdTree);
|
---|
| 1398 | }
|
---|
| 1399 |
|
---|
| 1400 | exporter->SetFilled();
|
---|
| 1401 | // $$JB temporarily do not export the scene
|
---|
[2001] | 1402 | if (exportScene)
|
---|
[1900] | 1403 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
| 1404 |
|
---|
| 1405 | exporter->SetWireframe();
|
---|
| 1406 |
|
---|
| 1407 | if (1) {
|
---|
| 1408 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
| 1409 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
| 1410 | exporter->ResetForcedMaterial();
|
---|
| 1411 | }
|
---|
| 1412 |
|
---|
| 1413 | VssRayContainer rays;
|
---|
| 1414 | vssRays.SelectRays(number, rays);
|
---|
| 1415 | exporter->ExportRays(rays, RgbColor(1, 0, 0));
|
---|
| 1416 | delete exporter;
|
---|
| 1417 | cout<<"done."<<endl<<flush;
|
---|
| 1418 |
|
---|
| 1419 | return true;
|
---|
[1251] | 1420 | }
|
---|
[1900] | 1421 |
|
---|
[2002] | 1422 | bool
|
---|
| 1423 | Preprocessor::ExportRayAnimation(const char *filename,
|
---|
| 1424 | const vector<VssRayContainer> &vssRays
|
---|
| 1425 | )
|
---|
| 1426 | {
|
---|
| 1427 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
| 1428 |
|
---|
| 1429 | Exporter *exporter = NULL;
|
---|
| 1430 | exporter = Exporter::GetExporter(filename);
|
---|
| 1431 | if (0) {
|
---|
| 1432 | exporter->SetWireframe();
|
---|
| 1433 | exporter->ExportKdTree(*mKdTree);
|
---|
| 1434 | }
|
---|
| 1435 | exporter->SetFilled();
|
---|
| 1436 | // $$JB temporarily do not export the scene
|
---|
[2008] | 1437 | if (0)
|
---|
[2002] | 1438 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
| 1439 | exporter->SetWireframe();
|
---|
| 1440 |
|
---|
| 1441 | if (1) {
|
---|
| 1442 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
| 1443 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
| 1444 | exporter->ResetForcedMaterial();
|
---|
| 1445 | }
|
---|
| 1446 |
|
---|
| 1447 | exporter->ExportRaySets(vssRays, RgbColor(1, 0, 0));
|
---|
| 1448 |
|
---|
| 1449 | delete exporter;
|
---|
| 1450 |
|
---|
| 1451 | cout<<"done."<<endl<<flush;
|
---|
| 1452 |
|
---|
| 1453 | return true;
|
---|
| 1454 | }
|
---|
| 1455 |
|
---|
[1931] | 1456 | void
|
---|
| 1457 | Preprocessor::ComputeRenderError()
|
---|
| 1458 | {
|
---|
| 1459 | // compute rendering error
|
---|
| 1460 |
|
---|
| 1461 | if (renderer && renderer->mPvsStatFrames) {
|
---|
| 1462 | // emit EvalPvsStat();
|
---|
| 1463 | // QMutex mutex;
|
---|
| 1464 | // mutex.lock();
|
---|
| 1465 | // renderer->mRenderingFinished.wait(&mutex);
|
---|
| 1466 | // mutex.unlock();
|
---|
[2049] | 1467 |
|
---|
| 1468 | if (mViewCellsManager->GetViewCellPoints()->size()) {
|
---|
| 1469 |
|
---|
| 1470 | vector<ViewCellPoints *> *vcPoints = mViewCellsManager->GetViewCellPoints();
|
---|
| 1471 |
|
---|
[2050] | 1472 | vector<ViewCellPoints *>::const_iterator
|
---|
| 1473 | vit = vcPoints->begin(),
|
---|
| 1474 | vit_end = vcPoints->end();
|
---|
| 1475 |
|
---|
[2049] | 1476 | SimpleRayContainer viewPoints;
|
---|
| 1477 |
|
---|
[2050] | 1478 | for (; vit != vit_end; ++ vit) {
|
---|
[2049] | 1479 | ViewCellPoints *vp = *vit;
|
---|
| 1480 |
|
---|
| 1481 | SimpleRayContainer::const_iterator rit = vp->second.begin(), rit_end = vp->second.end();
|
---|
| 1482 | for (; rit!=rit_end; ++rit)
|
---|
| 1483 | viewPoints.push_back(*rit);
|
---|
| 1484 | }
|
---|
[2050] | 1485 |
|
---|
| 1486 | if (viewPoints.size() != renderer->mPvsErrorBuffer.size()) {
|
---|
| 1487 | renderer->mPvsErrorBuffer.resize(viewPoints.size());
|
---|
| 1488 | renderer->ClearErrorBuffer();
|
---|
| 1489 | }
|
---|
| 1490 |
|
---|
[2049] | 1491 | renderer->EvalPvsStat(viewPoints);
|
---|
| 1492 | } else
|
---|
| 1493 | renderer->EvalPvsStat();
|
---|
[2050] | 1494 |
|
---|
[1931] | 1495 | mStats <<
|
---|
| 1496 | "#AvgPvsRenderError\n" <<renderer->mPvsStat.GetAvgError()<<endl<<
|
---|
[2002] | 1497 | "#AvgPixelError\n" <<renderer->GetAvgPixelError()<<endl<<
|
---|
[2008] | 1498 | "#MaxPixelError\n" <<renderer->GetMaxPixelError()<<endl<<
|
---|
[1931] | 1499 | "#MaxPvsRenderError\n" <<renderer->mPvsStat.GetMaxError()<<endl<<
|
---|
| 1500 | "#ErrorFreeFrames\n" <<renderer->mPvsStat.GetErrorFreeFrames()<<endl<<
|
---|
| 1501 | "#AvgRenderPvs\n" <<renderer->mPvsStat.GetAvgPvs()<<endl;
|
---|
| 1502 | }
|
---|
[1900] | 1503 | }
|
---|
[1931] | 1504 |
|
---|
[1958] | 1505 |
|
---|
| 1506 | Intersectable *Preprocessor::GetObjectById(const int id)
|
---|
| 1507 | {
|
---|
[1960] | 1508 | #if 1
|
---|
[1958] | 1509 | // create a dummy mesh instance to be able to use stl
|
---|
| 1510 | MeshInstance object(NULL);
|
---|
| 1511 | object.SetId(id);
|
---|
| 1512 |
|
---|
| 1513 | ObjectContainer::const_iterator oit =
|
---|
| 1514 | lower_bound(mObjects.begin(), mObjects.end(), &object, ilt);
|
---|
| 1515 |
|
---|
| 1516 | // objects sorted by id
|
---|
| 1517 | if ((oit != mObjects.end()) && ((*oit)->GetId() == object.GetId()))
|
---|
| 1518 | {
|
---|
| 1519 | return (*oit);
|
---|
| 1520 | }
|
---|
| 1521 | else
|
---|
| 1522 | {
|
---|
| 1523 | return NULL;
|
---|
| 1524 | }
|
---|
| 1525 | #else
|
---|
[1960] | 1526 | return mObjects[id - 1];
|
---|
[1958] | 1527 | #endif
|
---|
[1931] | 1528 | }
|
---|
[1958] | 1529 |
|
---|
[1968] | 1530 |
|
---|
| 1531 | void Preprocessor::PrepareHwGlobalLines()
|
---|
| 1532 | {
|
---|
| 1533 | int texHeight, texWidth;
|
---|
| 1534 | float eps;
|
---|
| 1535 | int maxDepth;
|
---|
| 1536 | bool sampleReverse;
|
---|
| 1537 |
|
---|
| 1538 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texHeight", texHeight);
|
---|
[1969] | 1539 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texWidth", texWidth);
|
---|
[1968] | 1540 | Environment::GetSingleton()->GetFloatValue("Preprocessor.HwGlobalLines.stepSize", eps);
|
---|
| 1541 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.maxDepth", maxDepth);
|
---|
| 1542 | Environment::GetSingleton()->GetBoolValue("Preprocessor.HwGlobalLines.sampleReverse", sampleReverse);
|
---|
| 1543 |
|
---|
[1969] | 1544 | Debug << "****** hw global line options *******" << endl;
|
---|
| 1545 | Debug << "texWidth: " << texWidth << endl;
|
---|
| 1546 | Debug << "texHeight: " << texHeight << endl;
|
---|
| 1547 | Debug << "sampleReverse: " << sampleReverse << endl;
|
---|
| 1548 | Debug << "max depth: " << maxDepth << endl;
|
---|
| 1549 | Debug << "step size: " << eps << endl;
|
---|
| 1550 | Debug << endl;
|
---|
| 1551 |
|
---|
[1990] | 1552 | #ifdef USE_CG
|
---|
[1969] | 1553 | globalLinesRenderer = mGlobalLinesRenderer =
|
---|
[1968] | 1554 | new GlobalLinesRenderer(this,
|
---|
| 1555 | texHeight,
|
---|
| 1556 | texWidth,
|
---|
| 1557 | eps,
|
---|
| 1558 | maxDepth,
|
---|
| 1559 | sampleReverse);
|
---|
[1990] | 1560 |
|
---|
[1968] | 1561 | mGlobalLinesRenderer->InitGl();
|
---|
[1990] | 1562 |
|
---|
| 1563 | #endif
|
---|
[1958] | 1564 | }
|
---|
[1968] | 1565 |
|
---|
[2048] | 1566 |
|
---|
| 1567 | void Preprocessor::DeterminePvsObjects(VssRayContainer &rays)
|
---|
| 1568 | {
|
---|
| 1569 | mViewCellsManager->DeterminePvsObjects(rays, false);
|
---|
[1968] | 1570 | }
|
---|
[2048] | 1571 |
|
---|
| 1572 |
|
---|
[2183] | 1573 | bool Preprocessor::LoadObjects(const string &filename,
|
---|
| 1574 | ObjectContainer &pvsObjects,
|
---|
| 1575 | const ObjectContainer &preprocessorObjects)
|
---|
| 1576 | {
|
---|
| 1577 | ObjectsParser parser;
|
---|
| 1578 |
|
---|
| 1579 | const bool success = parser.ParseObjects(filename,
|
---|
| 1580 | pvsObjects,
|
---|
| 1581 | preprocessorObjects);
|
---|
| 1582 |
|
---|
| 1583 | if (!success)
|
---|
| 1584 | {
|
---|
| 1585 | Debug << "Error: loading objects failed!" << endl;
|
---|
| 1586 | }
|
---|
| 1587 |
|
---|
| 1588 | // hack: no bvh object could be found => take preprocessor objects
|
---|
| 1589 | if (pvsObjects.empty())
|
---|
| 1590 | {
|
---|
| 1591 | Debug << "no objects" << endl;
|
---|
| 1592 | pvsObjects = preprocessorObjects;
|
---|
| 1593 | }
|
---|
| 1594 |
|
---|
| 1595 | return success;
|
---|
[2048] | 1596 | }
|
---|
[2183] | 1597 |
|
---|
| 1598 |
|
---|
| 1599 | }
|
---|