[2583] | 1 |
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[372] | 2 | #include "SceneGraph.h"
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| 3 | #include "Exporter.h"
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| 4 | #include "UnigraphicsParser.h"
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| 5 | #include "X3dParser.h"
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| 6 | #include "Preprocessor.h"
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| 7 | #include "ViewCell.h"
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| 8 | #include "Environment.h"
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[439] | 9 | #include "ViewCellsManager.h"
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[445] | 10 | #include "ViewCellBsp.h"
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| 11 | #include "VspBspTree.h"
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[469] | 12 | #include "RenderSimulator.h"
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[496] | 13 | #include "GlRenderer.h"
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[749] | 14 | #include "PlyParser.h"
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[1020] | 15 | #include "SamplingStrategy.h"
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[1233] | 16 | #include "VspTree.h"
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| 17 | #include "OspTree.h"
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[1221] | 18 | #include "ObjParser.h"
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[1264] | 19 | #include "BvHierarchy.h"
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[1279] | 20 | #include "HierarchyManager.h"
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[1287] | 21 | #include "VssRay.h"
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[1520] | 22 | #include "IntelRayCaster.h"
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[2575] | 23 | #include "HavranRayCaster.h"
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[1520] | 24 | #include "InternalRayCaster.h"
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[1968] | 25 | #include "GlobalLinesRenderer.h"
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[2183] | 26 | #include "ObjectsParser.h"
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[1264] | 27 |
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[1287] | 28 |
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[1292] | 29 | #define DEBUG_RAYCAST 0
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[1584] | 30 | #define SHOW_RAYCAST_TIMING 1
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[1292] | 31 |
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[2183] | 32 | using namespace std;
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[1292] | 33 |
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[863] | 34 | namespace GtpVisibilityPreprocessor {
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[860] | 35 |
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| 36 |
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[2544] | 37 | inline static bool ilt(Intersectable *obj1, Intersectable *obj2)
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| 38 | {
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| 39 | return obj1->mId < obj2->mId;
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| 40 | }
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| 41 |
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| 42 |
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[2187] | 43 | Preprocessor *preprocessor = NULL;
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[1867] | 44 |
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[752] | 45 |
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[372] | 46 | Preprocessor::Preprocessor():
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| 47 | mKdTree(NULL),
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[409] | 48 | mBspTree(NULL),
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[445] | 49 | mVspBspTree(NULL),
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[1002] | 50 | mViewCellsManager(NULL),
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[1251] | 51 | mRenderSimulator(NULL),
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[1279] | 52 | mPass(0),
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[1520] | 53 | mSceneGraph(NULL),
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[1613] | 54 | mRayCaster(NULL),
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[1926] | 55 | mStopComputation(false),
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[1968] | 56 | mThread(NULL),
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[2076] | 57 | mGlobalLinesRenderer(NULL),
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[2574] | 58 | mUseHwGlobalLines(false),
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| 59 | mTotalRaysCast(0)
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[308] | 60 | {
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[1004] | 61 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlRenderer", mUseGlRenderer);
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[538] | 62 |
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[840] | 63 | // renderer will be constructed when the scene graph and viewcell manager will be known
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| 64 | renderer = NULL;
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[1785] | 65 |
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[1004] | 66 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlDebugger", mUseGlDebugger);
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[1379] | 67 | Environment::GetSingleton()->GetBoolValue("Preprocessor.loadMeshes", mLoadMeshes);
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[1004] | 68 | Environment::GetSingleton()->GetBoolValue("Preprocessor.quitOnFinish", mQuitOnFinish);
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| 69 | Environment::GetSingleton()->GetBoolValue("Preprocessor.computeVisibility", mComputeVisibility);
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| 70 | Environment::GetSingleton()->GetBoolValue("Preprocessor.detectEmptyViewSpace", mDetectEmptyViewSpace);
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| 71 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportVisibility", mExportVisibility );
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[1520] | 72 |
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[871] | 73 | char buffer[256];
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[1004] | 74 | Environment::GetSingleton()->GetStringValue("Preprocessor.visibilityFile", buffer);
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[871] | 75 | mVisibilityFileName = buffer;
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[1771] | 76 |
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| 77 | Environment::GetSingleton()->GetStringValue("Preprocessor.stats", buffer);
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| 78 | mStats.open(buffer);
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[2048] | 79 |
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[1749] | 80 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilityFilter", mApplyVisibilityFilter);
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[1004] | 81 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilitySpatialFilter",
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[1695] | 82 | mApplyVisibilitySpatialFilter );
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[1004] | 83 | Environment::GetSingleton()->GetFloatValue("Preprocessor.visibilityFilterWidth", mVisibilityFilterWidth);
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[878] | 84 |
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[1695] | 85 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportObj", mExportObj);
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| 86 |
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[1723] | 87 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useViewSpaceBox", mUseViewSpaceBox);
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| 88 |
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[1900] | 89 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.rays", mExportRays);
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[2008] | 90 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.animation", mExportAnimation);
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[1900] | 91 | Environment::GetSingleton()->GetIntValue("Preprocessor.Export.numRays", mExportNumRays);
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| 92 |
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[1966] | 93 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerPass", mSamplesPerPass);
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| 94 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalSamples", mTotalSamples);
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[2046] | 95 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalTime", mTotalTime);
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[1966] | 96 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerEvaluation",
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| 97 | mSamplesPerEvaluation);
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| 98 |
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[1695] | 99 | Debug << "******* Preprocessor Options **********" << endl;
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[840] | 100 | Debug << "detect empty view space=" << mDetectEmptyViewSpace << endl;
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[1379] | 101 | Debug << "load meshes: " << mLoadMeshes << endl;
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[1695] | 102 | Debug << "load meshes: " << mLoadMeshes << endl;
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| 103 | Debug << "export obj: " << mExportObj << endl;
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[1723] | 104 | Debug << "use view space box: " << mUseViewSpaceBox << endl;
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[2048] | 105 |
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| 106 | cout << "samples per pass " << mSamplesPerPass << endl;
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[372] | 107 | }
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| 108 |
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| 109 |
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| 110 | Preprocessor::~Preprocessor()
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| 111 | {
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[1291] | 112 | cout << "cleaning up" << endl;
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[752] | 113 |
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[1291] | 114 | cout << "Deleting view cells manager ... \n";
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| 115 | DEL_PTR(mViewCellsManager);
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| 116 | cout << "done.\n";
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[752] | 117 |
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[2047] | 118 |
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[1291] | 119 | cout << "Deleting bsp tree ... \n";
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| 120 | DEL_PTR(mBspTree);
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[1924] | 121 | cout << "done.\n";
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[752] | 122 |
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[1924] | 123 | cout << "Deleting kd tree ...\n";
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[1291] | 124 | DEL_PTR(mKdTree);
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| 125 | cout << "done.\n";
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[752] | 126 |
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[1923] | 127 | cout << "Deleting vspbsp tree ... \n";
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[1291] | 128 | DEL_PTR(mVspBspTree);
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| 129 | cout << "done.\n";
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[1002] | 130 |
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[1923] | 131 | cout << "Deleting scene graph ... \n";
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[1291] | 132 | DEL_PTR(mSceneGraph);
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| 133 | cout << "done.\n";
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| 134 |
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[2017] | 135 | cout << "deleting render simulator ... \n";
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[1291] | 136 | DEL_PTR(mRenderSimulator);
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[2017] | 137 | mRenderSimulator = NULL;
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| 138 | cout << "deleting renderer ... \n";
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[1291] | 139 | DEL_PTR(renderer);
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[2017] | 140 | renderer = NULL;
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| 141 | cout << "deleting ray caster ... \n";
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[1523] | 142 | DEL_PTR(mRayCaster);
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[1999] | 143 |
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[1990] | 144 | #ifdef USE_CG
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[2017] | 145 | cout << "deleting global lines renderer ... \n";
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[1968] | 146 | DEL_PTR(mGlobalLinesRenderer);
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[1990] | 147 | #endif
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[2017] | 148 | cout << "finished" << endl;
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[372] | 149 | }
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| 150 |
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[1521] | 151 |
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| 152 | GlRendererBuffer *Preprocessor::GetRenderer()
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| 153 | {
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| 154 | return renderer;
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| 155 | }
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| 156 |
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| 157 |
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| 158 | static int SplitFilenames(const string str, vector<string> &filenames)
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[387] | 159 | {
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| 160 | int pos = 0;
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| 161 |
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| 162 | while(1) {
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[469] | 163 | int npos = (int)str.find(';', pos);
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[387] | 164 |
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| 165 | if (npos < 0 || npos - pos < 1)
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| 166 | break;
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| 167 | filenames.push_back(string(str, pos, npos - pos));
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| 168 | pos = npos + 1;
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| 169 | }
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| 170 |
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| 171 | filenames.push_back(string(str, pos, str.size() - pos));
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[440] | 172 | return (int)filenames.size();
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[387] | 173 | }
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| 174 |
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[750] | 175 |
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[1926] | 176 | void Preprocessor::SetThread(PreprocessorThread *t)
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| 177 | {
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| 178 | mThread = t;
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| 179 | }
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| 180 |
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| 181 |
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| 182 | PreprocessorThread *Preprocessor::GetThread() const
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| 183 | {
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| 184 | return mThread;
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| 185 | }
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| 186 |
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| 187 |
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[2183] | 188 | bool Preprocessor::LoadBinaryObj(const string &filename,
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[1655] | 189 | SceneGraphNode *root,
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| 190 | vector<FaceParentInfo> *parents)
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| 191 | {
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[2452] | 192 | //ifstream inStream(filename, ios::binary);
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| 193 | igzstream inStream(filename.c_str());
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[1658] | 194 |
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[2452] | 195 | if (!inStream.is_open())
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[1655] | 196 | return false;
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| 197 |
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[1658] | 198 | cout << "binary obj dump available, loading " << filename.c_str() << endl;
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[2003] | 199 |
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[2004] | 200 | // read in triangle size
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| 201 | int numTriangles;
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| 202 |
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[2452] | 203 | inStream.read(reinterpret_cast<char *>(&numTriangles), sizeof(int));
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[2004] | 204 | root->mGeometry.reserve(numTriangles);
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[2572] | 205 | cout << "loading " << numTriangles << " triangles (" << numTriangles *
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| 206 | (sizeof(TriangleIntersectable) + sizeof(TriangleIntersectable *)) /
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| 207 | (1024 * 1024) << " MB)" << endl;
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[2003] | 208 |
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[2004] | 209 | int i = 0;
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[2572] | 210 |
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[1655] | 211 | while (1)
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| 212 | {
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| 213 | Triangle3 tri;
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| 214 |
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[2452] | 215 | inStream.read(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
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| 216 | inStream.read(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
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| 217 | inStream.read(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
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[2005] | 218 |
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[1655] | 219 | // end of file reached
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[2452] | 220 | if (inStream.eof())
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[1655] | 221 | break;
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| 222 |
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| 223 | TriangleIntersectable *obj = new TriangleIntersectable(tri);
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| 224 | root->mGeometry.push_back(obj);
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[2005] | 225 |
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[2183] | 226 | if ((i ++) % 500000 == 499999)
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[2005] | 227 | cout<<"\r"<<i<<"/"<<numTriangles<<"\r";
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[1655] | 228 | }
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| 229 |
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[2004] | 230 | if (i != numTriangles)
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| 231 | {
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| 232 | cout << "warning: triangle size does not match with loaded triangle size" << endl;
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| 233 | return false;
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| 234 | }
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| 235 |
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| 236 | cout << "loaded " << numTriangles << " triangles" << endl;
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| 237 |
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[1655] | 238 | return true;
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| 239 | }
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| 240 |
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| 241 |
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[2342] | 242 | bool Preprocessor::ExportBinaryObj(const string &filename, SceneGraphNode *root)
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[1658] | 243 | {
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| 244 | ogzstream samplesOut(filename.c_str());
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[2004] | 245 |
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[1658] | 246 | if (!samplesOut.is_open())
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| 247 | return false;
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| 248 |
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[2004] | 249 | int numTriangles = (int)root->mGeometry.size();
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| 250 |
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| 251 | samplesOut.write(reinterpret_cast<char *>(&numTriangles), sizeof(int));
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| 252 |
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[1658] | 253 | ObjectContainer::const_iterator oit, oit_end = root->mGeometry.end();
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| 254 |
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| 255 | for (oit = root->mGeometry.begin(); oit != oit_end; ++ oit)
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| 256 | {
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| 257 | Intersectable *obj = *oit;
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| 258 |
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| 259 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 260 | {
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[2017] | 261 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[1658] | 262 |
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| 263 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
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| 264 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
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| 265 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
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| 266 | }
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| 267 | else
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| 268 | {
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| 269 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 270 | }
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| 271 | }
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| 272 |
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[2004] | 273 | cout << "exported " << numTriangles << " triangles" << endl;
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| 274 |
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[1658] | 275 | return true;
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| 276 | }
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| 277 |
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[1695] | 278 |
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[2342] | 279 | bool Preprocessor::ExportObj(const string &filename, const ObjectContainer &objects)
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[1695] | 280 | {
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| 281 | ofstream samplesOut(filename.c_str());
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| 282 |
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| 283 | if (!samplesOut.is_open())
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| 284 | return false;
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| 285 |
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| 286 | ObjectContainer::const_iterator oit, oit_end = objects.end();
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| 287 |
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[2004] | 288 | //AxisAlignedBox3 bbox = mSceneGraph->GetBox(); bbox.Enlarge(30.0);
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[1695] | 289 | for (oit = objects.begin(); oit != oit_end; ++ oit)
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| 290 | {
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| 291 | Intersectable *obj = *oit;
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| 292 |
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| 293 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 294 | {
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[2017] | 295 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 296 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2])))continue;
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| 297 |
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| 298 | samplesOut << "v " << tri.mVertices[0].x << " " << tri.mVertices[0].y << " " << tri.mVertices[0].z << endl;
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| 299 | samplesOut << "v " << tri.mVertices[1].x << " " << tri.mVertices[1].y << " " << tri.mVertices[1].z << endl;
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| 300 | samplesOut << "v " << tri.mVertices[2].x << " " << tri.mVertices[2].y << " " << tri.mVertices[2].z << endl;
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[1701] | 301 | //}
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[1695] | 302 | }
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| 303 | else
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| 304 | {
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| 305 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 306 | }
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| 307 | }
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| 308 |
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| 309 | // write faces
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| 310 | int i = 1;
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[1713] | 311 | for (oit = objects.begin(); oit != oit_end; ++ oit)
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[1695] | 312 | {
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| 313 | Intersectable *obj = *oit;
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| 314 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 315 | {
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[2017] | 316 | //Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 317 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2]))) continue;
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| 318 |
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[2017] | 319 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 320 | samplesOut << "f " << i << " " << i + 1 << " " << i + 2 << endl;
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| 321 | i += 3;
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[1695] | 322 | }
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| 323 | else
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| 324 | {
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| 325 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 326 | }
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| 327 | }
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| 328 |
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| 329 | return true;
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| 330 |
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| 331 | }
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| 332 |
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[2342] | 333 | static string ReplaceSuffix(const string &filename, string a, string b)
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[1658] | 334 | {
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| 335 | string result = filename;
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| 336 |
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| 337 | int pos = (int)filename.rfind(a, (int)filename.size() - 1);
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| 338 | if (pos == filename.size() - a.size()) {
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| 339 | result.replace(pos, a.size(), b);
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| 340 | }
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| 341 | return result;
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| 342 | }
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| 343 |
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| 344 |
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[1786] | 345 | Intersectable *Preprocessor::GetParentObject(const int index) const
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| 346 | {
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[2003] | 347 | if (index < 0)
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| 348 | {
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[2004] | 349 | //cerr << "Warning: triangle index smaller zero! " << index << endl;
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[2003] | 350 | return NULL;
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| 351 | }
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[1786] | 352 |
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| 353 | if (!mFaceParents.empty())
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| 354 | {
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| 355 | if (index >= (int)mFaceParents.size())
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| 356 | {
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[1978] | 357 | cerr << "Warning: triangle index out of range! " << index << endl;
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[1786] | 358 | return NULL;
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| 359 | }
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| 360 | else
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| 361 | {
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| 362 | return mFaceParents[index].mObject;
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| 363 | }
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| 364 | }
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| 365 | else
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[2003] | 366 | {
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| 367 | if (index >= (int)mObjects.size())
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| 368 | {
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[2307] | 369 | cerr<<"Warning: triangle index out of range! " << index << " of " << (int)mObjects.size() << endl;
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[2003] | 370 | return NULL;
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| 371 | }
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| 372 | else
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| 373 | {
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| 374 | return mObjects[index];
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| 375 | }
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| 376 | }
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[1786] | 377 | }
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| 378 |
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| 379 |
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| 380 | Vector3 Preprocessor::GetParentNormal(const int index) const
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| 381 | {
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| 382 | if (!mFaceParents.empty())
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| 383 | {
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| 384 | return mFaceParents[index].mObject->GetNormal(mFaceParents[index].mFaceIndex);
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| 385 | }
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| 386 | else
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| 387 | {
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| 388 | return mObjects[index]->GetNormal(0);
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| 389 | }
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| 390 | }
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| 391 |
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| 392 |
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[372] | 393 | bool
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[2342] | 394 | Preprocessor::LoadScene(const string &filename)
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[372] | 395 | {
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[1655] | 396 | // use leaf nodes of the original spatial hierarchy as occludees
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[508] | 397 | mSceneGraph = new SceneGraph;
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[372] | 398 |
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[508] | 399 | Parser *parser;
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[387] | 400 | vector<string> filenames;
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[1404] | 401 | const int files = SplitFilenames(filename, filenames);
|
---|
[712] | 402 | cout << "number of input files: " << files << endl;
|
---|
[2183] | 403 |
|
---|
[387] | 404 | bool result = false;
|
---|
[1695] | 405 | bool isObj = false;
|
---|
[1344] | 406 |
|
---|
| 407 | // root for different files
|
---|
| 408 | mSceneGraph->SetRoot(new SceneGraphNode());
|
---|
| 409 |
|
---|
[1404] | 410 | // intel ray caster can only trace triangles
|
---|
[1520] | 411 | int rayCastMethod;
|
---|
[2575] | 412 | Environment::GetSingleton()->GetIntValue("Preprocessor.rayCastMethod",
|
---|
| 413 | rayCastMethod);
|
---|
| 414 |
|
---|
[1827] | 415 | vector<FaceParentInfo> *fi =
|
---|
[2583] | 416 | ((rayCastMethod == RayCaster::INTEL_RAYCASTER ||
|
---|
| 417 | rayCastMethod == RayCaster::HAVRAN_RAYCASTER
|
---|
| 418 | ) && mLoadMeshes) ?
|
---|
[1867] | 419 | &mFaceParents : NULL;
|
---|
[2583] | 420 |
|
---|
[1658] | 421 | if (files == 1)
|
---|
[2544] | 422 | {
|
---|
[387] | 423 | if (strstr(filename.c_str(), ".x3d"))
|
---|
[2544] | 424 | {
|
---|
[1655] | 425 | parser = new X3dParser;
|
---|
[2544] | 426 |
|
---|
[1658] | 427 | result = parser->ParseFile(filename,
|
---|
[2544] | 428 | mSceneGraph->GetRoot(),
|
---|
| 429 | mLoadMeshes,
|
---|
| 430 | fi);
|
---|
[1658] | 431 | delete parser;
|
---|
[1655] | 432 | }
|
---|
[1658] | 433 | else if (strstr(filename.c_str(), ".ply") || strstr(filename.c_str(), ".plb"))
|
---|
[1655] | 434 | {
|
---|
[1658] | 435 | parser = new PlyParser;
|
---|
[1655] | 436 |
|
---|
[1658] | 437 | result = parser->ParseFile(filename,
|
---|
[2544] | 438 | mSceneGraph->GetRoot(),
|
---|
| 439 | mLoadMeshes,
|
---|
| 440 | fi);
|
---|
[1658] | 441 | delete parser;
|
---|
[1655] | 442 | }
|
---|
[1658] | 443 | else if (strstr(filename.c_str(), ".obj"))
|
---|
| 444 | {
|
---|
[1695] | 445 | isObj = true;
|
---|
| 446 |
|
---|
[1658] | 447 | // hack: load binary dump
|
---|
[2004] | 448 | const string bnFile = ReplaceSuffix(filename, ".obj", ".bn");
|
---|
[2544] | 449 |
|
---|
[1658] | 450 | if (!mLoadMeshes)
|
---|
| 451 | {
|
---|
[2004] | 452 | result = LoadBinaryObj(bnFile, mSceneGraph->GetRoot(), fi);
|
---|
[1658] | 453 | }
|
---|
| 454 |
|
---|
[2004] | 455 | // parse obj
|
---|
[2544] | 456 | if (!result)
|
---|
[1658] | 457 | {
|
---|
| 458 | cout << "no binary dump available or loading full meshes, parsing file" << endl;
|
---|
| 459 | parser = new ObjParser;
|
---|
[2544] | 460 |
|
---|
| 461 | result = parser->ParseFile(filename, mSceneGraph->GetRoot(), mLoadMeshes, fi);
|
---|
| 462 |
|
---|
[2004] | 463 | cout << "loaded " << (int)mSceneGraph->GetRoot()->mGeometry.size() << " entities" << endl;
|
---|
[2183] | 464 |
|
---|
[1658] | 465 | // only works for triangles
|
---|
[2004] | 466 | if (result && !mLoadMeshes)
|
---|
[1658] | 467 | {
|
---|
[2004] | 468 | cout << "exporting binary obj to " << bnFile << "... " << endl;
|
---|
[2183] | 469 |
|
---|
[2004] | 470 | ExportBinaryObj(bnFile, mSceneGraph->GetRoot());
|
---|
[2544] | 471 |
|
---|
[1658] | 472 | cout << "finished" << endl;
|
---|
| 473 | }
|
---|
[1655] | 474 |
|
---|
[1658] | 475 | delete parser;
|
---|
| 476 | }
|
---|
| 477 | }
|
---|
| 478 | else
|
---|
| 479 | {
|
---|
| 480 | parser = new UnigraphicsParser;
|
---|
[2544] | 481 | result = parser->ParseFile(filename, mSceneGraph->GetRoot(), mLoadMeshes, fi);
|
---|
[1658] | 482 | delete parser;
|
---|
| 483 | }
|
---|
[2544] | 484 |
|
---|
[1658] | 485 | cout << filename << endl;
|
---|
[1404] | 486 | }
|
---|
[1658] | 487 | else
|
---|
| 488 | {
|
---|
[1404] | 489 | vector<string>::const_iterator fit, fit_end = filenames.end();
|
---|
[2544] | 490 |
|
---|
[1404] | 491 | for (fit = filenames.begin(); fit != fit_end; ++ fit)
|
---|
| 492 | {
|
---|
| 493 | const string filename = *fit;
|
---|
[1328] | 494 |
|
---|
[1404] | 495 | cout << "parsing file " << filename.c_str() << endl;
|
---|
| 496 | if (strstr(filename.c_str(), ".x3d"))
|
---|
| 497 | parser = new X3dParser;
|
---|
| 498 | else
|
---|
| 499 | parser = new UnigraphicsParser;
|
---|
| 500 |
|
---|
| 501 | SceneGraphNode *node = new SceneGraphNode();
|
---|
[1695] | 502 | const bool success =
|
---|
| 503 | parser->ParseFile(filename, node, mLoadMeshes, fi);
|
---|
[1404] | 504 |
|
---|
| 505 | if (success)
|
---|
| 506 | {
|
---|
| 507 | mSceneGraph->GetRoot()->mChildren.push_back(node);
|
---|
| 508 | result = true; // at least one file parsed
|
---|
| 509 | }
|
---|
| 510 |
|
---|
[1713] | 511 | // temporare hack
|
---|
[1701] | 512 | //if (!strstr(filename.c_str(), "plane")) mSceneGraph->GetRoot()->UpdateBox();
|
---|
| 513 |
|
---|
[1404] | 514 | delete parser;
|
---|
[387] | 515 | }
|
---|
| 516 | }
|
---|
[2544] | 517 |
|
---|
[752] | 518 | if (result)
|
---|
[2544] | 519 | {
|
---|
[1020] | 520 | int intersectables, faces;
|
---|
| 521 | mSceneGraph->GetStatistics(intersectables, faces);
|
---|
[1344] | 522 |
|
---|
[1020] | 523 | cout<<filename<<" parsed successfully."<<endl;
|
---|
| 524 | cout<<"#NUM_OBJECTS (Total numner of objects)\n"<<intersectables<<endl;
|
---|
| 525 | cout<<"#NUM_FACES (Total numner of faces)\n"<<faces<<endl;
|
---|
[1701] | 526 |
|
---|
[1697] | 527 | mObjects.reserve(intersectables);
|
---|
[1020] | 528 | mSceneGraph->CollectObjects(&mObjects);
|
---|
[2544] | 529 |
|
---|
| 530 | mSceneGraph->AssignObjectIds();
|
---|
| 531 |
|
---|
[1328] | 532 | mSceneGraph->GetRoot()->UpdateBox();
|
---|
[1713] | 533 |
|
---|
| 534 | cout << "finished loading" << endl;
|
---|
[387] | 535 | }
|
---|
[1328] | 536 |
|
---|
[492] | 537 | return result;
|
---|
[372] | 538 | }
|
---|
| 539 |
|
---|
| 540 | bool
|
---|
[2342] | 541 | Preprocessor::ExportPreprocessedData(const string &filename)
|
---|
[372] | 542 | {
|
---|
[1486] | 543 | mViewCellsManager->ExportViewCells(filename, true, mObjects);
|
---|
| 544 | return true;
|
---|
[372] | 545 | }
|
---|
| 546 |
|
---|
[1486] | 547 |
|
---|
[372] | 548 | bool
|
---|
[871] | 549 | Preprocessor::PostProcessVisibility()
|
---|
| 550 | {
|
---|
| 551 |
|
---|
[904] | 552 | if (mApplyVisibilityFilter || mApplyVisibilitySpatialFilter) {
|
---|
[997] | 553 | cout<<"Applying visibility filter ...";
|
---|
[1002] | 554 | cout<<"filter width = " << mVisibilityFilterWidth << endl;
|
---|
[904] | 555 |
|
---|
[1002] | 556 | if (!mViewCellsManager)
|
---|
[1199] | 557 | return false;
|
---|
| 558 |
|
---|
[2076] | 559 |
|
---|
[871] | 560 | mViewCellsManager->ApplyFilter(mKdTree,
|
---|
[2076] | 561 | mApplyVisibilityFilter ?
|
---|
| 562 | mVisibilityFilterWidth : -1.0f,
|
---|
| 563 | mApplyVisibilitySpatialFilter ?
|
---|
| 564 | mVisibilityFilterWidth : -1.0f);
|
---|
[997] | 565 | cout << "done." << endl;
|
---|
[871] | 566 | }
|
---|
| 567 |
|
---|
| 568 | // export the preprocessed information to a file
|
---|
[2053] | 569 | if (1 && mExportVisibility)
|
---|
[1486] | 570 | {
|
---|
| 571 | ExportPreprocessedData(mVisibilityFileName);
|
---|
| 572 | }
|
---|
| 573 |
|
---|
[871] | 574 | return true;
|
---|
| 575 | }
|
---|
| 576 |
|
---|
| 577 |
|
---|
| 578 | bool
|
---|
[372] | 579 | Preprocessor::BuildKdTree()
|
---|
| 580 | {
|
---|
| 581 | mKdTree = new KdTree;
|
---|
[1344] | 582 |
|
---|
[372] | 583 | // add mesh instances of the scene graph to the root of the tree
|
---|
| 584 | KdLeaf *root = (KdLeaf *)mKdTree->GetRoot();
|
---|
[1344] | 585 |
|
---|
[372] | 586 | mSceneGraph->CollectObjects(&root->mObjects);
|
---|
[1344] | 587 |
|
---|
[1415] | 588 | const long startTime = GetTime();
|
---|
[1201] | 589 | cout << "building kd tree ... " << endl;
|
---|
[1344] | 590 |
|
---|
[372] | 591 | mKdTree->Construct();
|
---|
[2582] | 592 | sceneBox = mKdTree->GetBox();
|
---|
[1344] | 593 |
|
---|
[1415] | 594 | cout << "finished kd tree construction in " << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 595 | << " secs " << endl;
|
---|
[1344] | 596 |
|
---|
[372] | 597 | return true;
|
---|
| 598 | }
|
---|
| 599 |
|
---|
[1415] | 600 |
|
---|
[372] | 601 | void
|
---|
| 602 | Preprocessor::KdTreeStatistics(ostream &s)
|
---|
| 603 | {
|
---|
| 604 | s<<mKdTree->GetStatistics();
|
---|
| 605 | }
|
---|
| 606 |
|
---|
| 607 | void
|
---|
| 608 | Preprocessor::BspTreeStatistics(ostream &s)
|
---|
| 609 | {
|
---|
| 610 | s << mBspTree->GetStatistics();
|
---|
| 611 | }
|
---|
| 612 |
|
---|
| 613 | bool
|
---|
[2342] | 614 | Preprocessor::Export( const string &filename,
|
---|
[2544] | 615 | const bool scene,
|
---|
| 616 | const bool kdtree
|
---|
| 617 | )
|
---|
[372] | 618 | {
|
---|
[2544] | 619 | Exporter *exporter = Exporter::GetExporter(filename);
|
---|
[372] | 620 |
|
---|
[2544] | 621 | if (exporter) {
|
---|
| 622 | if (2 && scene)
|
---|
| 623 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
[372] | 624 |
|
---|
[2544] | 625 | if (1 && kdtree) {
|
---|
| 626 | exporter->SetWireframe();
|
---|
| 627 | exporter->ExportKdTree(*mKdTree);
|
---|
| 628 | }
|
---|
[372] | 629 |
|
---|
[2544] | 630 | delete exporter;
|
---|
| 631 | return true;
|
---|
| 632 | }
|
---|
| 633 |
|
---|
| 634 | return false;
|
---|
[372] | 635 | }
|
---|
[429] | 636 |
|
---|
[508] | 637 |
|
---|
[463] | 638 | bool Preprocessor::PrepareViewCells()
|
---|
| 639 | {
|
---|
[2543] | 640 | // load the view cells assigning the found objects to the pvss
|
---|
[2544] | 641 | #if 0
|
---|
[2543] | 642 | cerr << "loading binary view cells" << endl;
|
---|
| 643 | ViewCellsManager *dummyViewCellsManager =
|
---|
| 644 | LoadViewCellsBinary("test.vc", mObjects, false, NULL);
|
---|
| 645 |
|
---|
| 646 | //cerr << "reexporting the binary view cells" << endl;
|
---|
| 647 | //dummyViewCellsManager->ExportViewCellsBinary("outvc.xml.gz", true, mObjects);
|
---|
| 648 |
|
---|
| 649 | return false;
|
---|
| 650 | #endif
|
---|
| 651 |
|
---|
[1523] | 652 | ///////
|
---|
[577] | 653 | //-- parse view cells construction method
|
---|
[1563] | 654 |
|
---|
[1004] | 655 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", mLoadViewCells);
|
---|
[577] | 656 | char buf[100];
|
---|
[1585] | 657 |
|
---|
[2172] | 658 | if (mLoadViewCells)
|
---|
[997] | 659 | {
|
---|
[2183] | 660 |
|
---|
| 661 | #ifdef USE_BIT_PVS
|
---|
| 662 | // HACK: for kd pvs, set pvs size to maximal number of kd nodes
|
---|
| 663 | vector<KdLeaf *> leaves;
|
---|
| 664 | preprocessor->mKdTree->CollectLeaves(leaves);
|
---|
| 665 |
|
---|
| 666 | ObjectPvs::SetPvsSize((int)leaves.size());
|
---|
| 667 | #endif
|
---|
| 668 |
|
---|
[2172] | 669 | Environment::GetSingleton()->GetStringValue("ViewCells.filename", buf);
|
---|
[2183] | 670 | cout << "loading objects from " << buf << endl;
|
---|
[2117] | 671 |
|
---|
[2183] | 672 | // load objects which will be used as pvs entries
|
---|
| 673 | ObjectContainer pvsObjects;
|
---|
| 674 | if (0) LoadObjects(buf, pvsObjects, mObjects);
|
---|
[2117] | 675 |
|
---|
[2183] | 676 | const bool finalizeViewCells = true;
|
---|
| 677 | cout << "loading view cells from " << buf << endl;
|
---|
| 678 |
|
---|
| 679 | mViewCellsManager = ViewCellsManager::LoadViewCells(buf,
|
---|
| 680 | pvsObjects,
|
---|
| 681 | mObjects,
|
---|
| 682 | finalizeViewCells,
|
---|
| 683 | NULL);
|
---|
| 684 |
|
---|
[1740] | 685 | cout << "view cells loaded." << endl<<flush;
|
---|
| 686 |
|
---|
| 687 | if (!mViewCellsManager)
|
---|
| 688 | {
|
---|
[2072] | 689 | cerr << "no view cells manager could be loaded" << endl;
|
---|
[1740] | 690 | return false;
|
---|
| 691 | }
|
---|
[577] | 692 | }
|
---|
| 693 | else
|
---|
| 694 | {
|
---|
[2543] | 695 | // parse type of view cells manager
|
---|
[1004] | 696 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
[1740] | 697 | mViewCellsManager = CreateViewCellsManager(buf);
|
---|
[1112] | 698 |
|
---|
| 699 | // default view space is the extent of the scene
|
---|
[1723] | 700 | AxisAlignedBox3 viewSpaceBox;
|
---|
[1740] | 701 |
|
---|
[1723] | 702 | if (mUseViewSpaceBox)
|
---|
[1563] | 703 | {
|
---|
[1723] | 704 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
| 705 |
|
---|
[1563] | 706 | // use a small box outside of the scene
|
---|
[1723] | 707 | viewSpaceBox.Scale(Vector3(0.15f, 0.3f, 0.5f));
|
---|
| 708 | //viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.5f, 0, 0));
|
---|
| 709 | viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.3f, 0, 0));
|
---|
| 710 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
[1563] | 711 | }
|
---|
[1723] | 712 | else
|
---|
| 713 | {
|
---|
| 714 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
| 715 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
| 716 | }
|
---|
[1545] | 717 |
|
---|
| 718 | bool loadVcGeometry;
|
---|
| 719 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadGeometry", loadVcGeometry);
|
---|
| 720 |
|
---|
| 721 | bool extrudeBaseTriangles;
|
---|
| 722 | Environment::GetSingleton()->GetBoolValue("ViewCells.useBaseTrianglesAsGeometry", extrudeBaseTriangles);
|
---|
| 723 |
|
---|
| 724 | char vcGeomFilename[100];
|
---|
| 725 | Environment::GetSingleton()->GetStringValue("ViewCells.geometryFilename", vcGeomFilename);
|
---|
[1740] | 726 |
|
---|
[1940] | 727 | // create view cells from specified geometry
|
---|
[1627] | 728 | if (loadVcGeometry)
|
---|
[1545] | 729 | {
|
---|
[1627] | 730 | if (mViewCellsManager->GetType() == ViewCellsManager::BSP)
|
---|
[1545] | 731 | {
|
---|
[1627] | 732 | if (!mViewCellsManager->LoadViewCellsGeometry(vcGeomFilename, extrudeBaseTriangles))
|
---|
| 733 | {
|
---|
| 734 | cerr << "loading view cells geometry failed" << endl;
|
---|
| 735 | }
|
---|
[1545] | 736 | }
|
---|
[1627] | 737 | else
|
---|
| 738 | {
|
---|
| 739 | cerr << "loading view cells geometry is not implemented for this manager" << endl;
|
---|
| 740 | }
|
---|
[1545] | 741 | }
|
---|
[577] | 742 | }
|
---|
[1740] | 743 |
|
---|
[1486] | 744 | ////////
|
---|
[1523] | 745 | //-- evaluation of render cost heuristics
|
---|
[1768] | 746 |
|
---|
[473] | 747 | float objRenderCost = 0, vcOverhead = 0, moveSpeed = 0;
|
---|
| 748 |
|
---|
[1004] | 749 | Environment::GetSingleton()->GetFloatValue("Simulation.objRenderCost",objRenderCost);
|
---|
| 750 | Environment::GetSingleton()->GetFloatValue("Simulation.vcOverhead", vcOverhead);
|
---|
| 751 | Environment::GetSingleton()->GetFloatValue("Simulation.moveSpeed", moveSpeed);
|
---|
[1740] | 752 |
|
---|
[473] | 753 | mRenderSimulator =
|
---|
| 754 | new RenderSimulator(mViewCellsManager, objRenderCost, vcOverhead, moveSpeed);
|
---|
[440] | 755 |
|
---|
[480] | 756 | mViewCellsManager->SetRenderer(mRenderSimulator);
|
---|
[1785] | 757 |
|
---|
[1581] | 758 | mViewCellsManager->SetPreprocessor(this);
|
---|
[1940] | 759 |
|
---|
[463] | 760 | return true;
|
---|
[490] | 761 | }
|
---|
| 762 |
|
---|
[1292] | 763 |
|
---|
[1563] | 764 | bool Preprocessor::ConstructViewCells()
|
---|
[1292] | 765 | {
|
---|
[1627] | 766 | // construct view cells using it's own set of samples
|
---|
| 767 | mViewCellsManager->Construct(this);
|
---|
| 768 |
|
---|
| 769 | // visualizations and statistics
|
---|
| 770 | Debug << "finished view cells:" << endl;
|
---|
| 771 | mViewCellsManager->PrintStatistics(Debug);
|
---|
| 772 |
|
---|
| 773 | return true;
|
---|
[1292] | 774 | }
|
---|
[490] | 775 |
|
---|
[1294] | 776 |
|
---|
[575] | 777 | ViewCellsManager *Preprocessor::CreateViewCellsManager(const char *name)
|
---|
| 778 | {
|
---|
[1264] | 779 | ViewCellsTree *vcTree = new ViewCellsTree;
|
---|
| 780 |
|
---|
[575] | 781 | if (strcmp(name, "kdTree") == 0)
|
---|
| 782 | {
|
---|
[1264] | 783 | mViewCellsManager = new KdViewCellsManager(vcTree, mKdTree);
|
---|
[575] | 784 | }
|
---|
| 785 | else if (strcmp(name, "bspTree") == 0)
|
---|
| 786 | {
|
---|
| 787 | Debug << "view cell type: Bsp" << endl;
|
---|
| 788 |
|
---|
[577] | 789 | mBspTree = new BspTree();
|
---|
[1264] | 790 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
[575] | 791 | }
|
---|
| 792 | else if (strcmp(name, "vspBspTree") == 0)
|
---|
| 793 | {
|
---|
| 794 | Debug << "view cell type: VspBsp" << endl;
|
---|
| 795 |
|
---|
[1004] | 796 | mVspBspTree = new VspBspTree();
|
---|
[1264] | 797 | mViewCellsManager = new VspBspViewCellsManager(vcTree, mVspBspTree);
|
---|
[575] | 798 | }
|
---|
[1006] | 799 | else if (strcmp(name, "vspOspTree") == 0)
|
---|
[575] | 800 | {
|
---|
[1421] | 801 | Debug << "view cell type: VspOsp" << endl;
|
---|
[1288] | 802 | char buf[100];
|
---|
| 803 | Environment::GetSingleton()->GetStringValue("Hierarchy.type", buf);
|
---|
[1022] | 804 |
|
---|
[1740] | 805 | mViewCellsManager = new VspOspViewCellsManager(vcTree, buf);
|
---|
[575] | 806 | }
|
---|
[1421] | 807 | else if (strcmp(name, "sceneDependent") == 0) //TODO
|
---|
[575] | 808 | {
|
---|
[1143] | 809 | Debug << "view cell type: Bsp" << endl;
|
---|
[1421] | 810 |
|
---|
[575] | 811 | mBspTree = new BspTree();
|
---|
[1264] | 812 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
[575] | 813 | }
|
---|
| 814 | else
|
---|
| 815 | {
|
---|
[664] | 816 | cerr << "Wrong view cells type " << name << "!!!" << endl;
|
---|
[575] | 817 | exit(1);
|
---|
| 818 | }
|
---|
| 819 |
|
---|
| 820 | return mViewCellsManager;
|
---|
| 821 | }
|
---|
| 822 |
|
---|
| 823 |
|
---|
[491] | 824 | // use ascii format to store rays
|
---|
| 825 | #define USE_ASCII 0
|
---|
| 826 |
|
---|
| 827 |
|
---|
[2342] | 828 | bool Preprocessor::LoadKdTree(const string &filename)
|
---|
[1197] | 829 | {
|
---|
[1414] | 830 | mKdTree = new KdTree();
|
---|
[2539] | 831 | return mKdTree->ImportBinTree(filename.c_str(), mObjects);
|
---|
[1197] | 832 | }
|
---|
| 833 |
|
---|
[1414] | 834 |
|
---|
[2342] | 835 | bool Preprocessor::ExportKdTree(const string &filename)
|
---|
[1197] | 836 | {
|
---|
[1414] | 837 | return mKdTree->ExportBinTree(filename.c_str());
|
---|
[1197] | 838 | }
|
---|
| 839 |
|
---|
| 840 |
|
---|
[490] | 841 | bool Preprocessor::LoadSamples(VssRayContainer &samples,
|
---|
| 842 | ObjectContainer &objects) const
|
---|
| 843 | {
|
---|
| 844 | std::stable_sort(objects.begin(), objects.end(), ilt);
|
---|
| 845 | char fileName[100];
|
---|
[1004] | 846 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
[490] | 847 |
|
---|
[491] | 848 | Vector3 origin, termination;
|
---|
| 849 | // HACK: needed only for lower_bound algorithm to find the
|
---|
| 850 | // intersected objects
|
---|
| 851 | MeshInstance sObj(NULL);
|
---|
| 852 | MeshInstance tObj(NULL);
|
---|
[490] | 853 |
|
---|
[491] | 854 | #if USE_ASCII
|
---|
[2452] | 855 | ifstream inStream(fileName);
|
---|
| 856 | if (!inStream.is_open())
|
---|
[490] | 857 | return false;
|
---|
| 858 |
|
---|
| 859 | string buf;
|
---|
[2452] | 860 | while (!(getline(inStream, buf)).eof())
|
---|
[490] | 861 | {
|
---|
[491] | 862 | sscanf(buf.c_str(), "%f %f %f %f %f %f %d %d",
|
---|
[490] | 863 | &origin.x, &origin.y, &origin.z,
|
---|
[491] | 864 | &termination.x, &termination.y, &termination.z,
|
---|
| 865 | &(sObj.mId), &(tObj.mId));
|
---|
[490] | 866 |
|
---|
[491] | 867 | Intersectable *sourceObj = NULL;
|
---|
| 868 | Intersectable *termObj = NULL;
|
---|
| 869 |
|
---|
| 870 | if (sObj.mId >= 0)
|
---|
[490] | 871 | {
|
---|
| 872 | ObjectContainer::iterator oit =
|
---|
[491] | 873 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
| 874 | sourceObj = *oit;
|
---|
| 875 | }
|
---|
| 876 |
|
---|
| 877 | if (tObj.mId >= 0)
|
---|
| 878 | {
|
---|
| 879 | ObjectContainer::iterator oit =
|
---|
| 880 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
| 881 | termObj = *oit;
|
---|
| 882 | }
|
---|
[490] | 883 |
|
---|
[491] | 884 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
| 885 | }
|
---|
| 886 | #else
|
---|
[2452] | 887 | ifstream inStream(fileName, ios::binary);
|
---|
| 888 | if (!inStream.is_open())
|
---|
[491] | 889 | return false;
|
---|
| 890 |
|
---|
| 891 | while (1)
|
---|
| 892 | {
|
---|
[2452] | 893 | inStream.read(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
| 894 | inStream.read(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
| 895 | inStream.read(reinterpret_cast<char *>(&(sObj.mId)), sizeof(int));
|
---|
| 896 | inStream.read(reinterpret_cast<char *>(&(tObj.mId)), sizeof(int));
|
---|
[491] | 897 |
|
---|
[2452] | 898 | if (inStream.eof())
|
---|
[491] | 899 | break;
|
---|
| 900 |
|
---|
| 901 | Intersectable *sourceObj = NULL;
|
---|
| 902 | Intersectable *termObj = NULL;
|
---|
| 903 |
|
---|
| 904 | if (sObj.mId >= 0)
|
---|
| 905 | {
|
---|
| 906 | ObjectContainer::iterator oit =
|
---|
| 907 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
| 908 | sourceObj = *oit;
|
---|
[490] | 909 | }
|
---|
[491] | 910 |
|
---|
| 911 | if (tObj.mId >= 0)
|
---|
[490] | 912 | {
|
---|
[491] | 913 | ObjectContainer::iterator oit =
|
---|
| 914 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
| 915 | termObj = *oit;
|
---|
[490] | 916 | }
|
---|
[491] | 917 |
|
---|
| 918 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
[490] | 919 | }
|
---|
[1779] | 920 | #endif
|
---|
[491] | 921 |
|
---|
[2452] | 922 | inStream.close();
|
---|
[490] | 923 |
|
---|
| 924 | return true;
|
---|
| 925 | }
|
---|
| 926 |
|
---|
[508] | 927 |
|
---|
| 928 | bool Preprocessor::ExportSamples(const VssRayContainer &samples) const
|
---|
[490] | 929 | {
|
---|
[491] | 930 | char fileName[100];
|
---|
[1004] | 931 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
[491] | 932 |
|
---|
[490] | 933 |
|
---|
| 934 | VssRayContainer::const_iterator it, it_end = samples.end();
|
---|
| 935 |
|
---|
[491] | 936 | #if USE_ASCII
|
---|
| 937 | ofstream samplesOut(fileName);
|
---|
[490] | 938 | if (!samplesOut.is_open())
|
---|
| 939 | return false;
|
---|
| 940 |
|
---|
| 941 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
| 942 | {
|
---|
| 943 | VssRay *ray = *it;
|
---|
[491] | 944 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
| 945 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
| 946 |
|
---|
[490] | 947 | samplesOut << ray->GetOrigin().x << " " << ray->GetOrigin().y << " " << ray->GetOrigin().z << " "
|
---|
| 948 | << ray->GetTermination().x << " " << ray->GetTermination().y << " " << ray->GetTermination().z << " "
|
---|
[491] | 949 | << sourceid << " " << termid << "\n";
|
---|
[490] | 950 | }
|
---|
[491] | 951 | #else
|
---|
| 952 | ofstream samplesOut(fileName, ios::binary);
|
---|
| 953 | if (!samplesOut.is_open())
|
---|
| 954 | return false;
|
---|
| 955 |
|
---|
| 956 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
| 957 | {
|
---|
| 958 | VssRay *ray = *it;
|
---|
| 959 | Vector3 origin(ray->GetOrigin());
|
---|
| 960 | Vector3 termination(ray->GetTermination());
|
---|
| 961 |
|
---|
| 962 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
| 963 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
| 964 |
|
---|
| 965 | samplesOut.write(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
| 966 | samplesOut.write(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
| 967 | samplesOut.write(reinterpret_cast<char *>(&sourceid), sizeof(int));
|
---|
| 968 | samplesOut.write(reinterpret_cast<char *>(&termid), sizeof(int));
|
---|
| 969 | }
|
---|
| 970 | #endif
|
---|
[490] | 971 | samplesOut.close();
|
---|
[1194] | 972 |
|
---|
[490] | 973 | return true;
|
---|
| 974 | }
|
---|
[563] | 975 |
|
---|
[1771] | 976 |
|
---|
| 977 | int
|
---|
| 978 | Preprocessor::GenerateRays(const int number,
|
---|
[1867] | 979 | SamplingStrategy &strategy,
|
---|
| 980 | SimpleRayContainer &rays)
|
---|
[1020] | 981 | {
|
---|
[1867] | 982 | return strategy.GenerateSamples(number, rays);
|
---|
[1771] | 983 | }
|
---|
[860] | 984 |
|
---|
[1990] | 985 |
|
---|
[1771] | 986 | int
|
---|
| 987 | Preprocessor::GenerateRays(const int number,
|
---|
[1898] | 988 | const int sampleType,
|
---|
| 989 | SimpleRayContainer &rays)
|
---|
[1771] | 990 | {
|
---|
[1772] | 991 | const int startSize = (int)rays.size();
|
---|
| 992 | SamplingStrategy *strategy = GenerateSamplingStrategy(sampleType);
|
---|
| 993 | int castRays = 0;
|
---|
| 994 |
|
---|
| 995 | if (!strategy)
|
---|
[1381] | 996 | {
|
---|
[1772] | 997 | return 0;
|
---|
[1381] | 998 | }
|
---|
[1772] | 999 |
|
---|
[1381] | 1000 | #if 1
|
---|
[1772] | 1001 | castRays = strategy->GenerateSamples(number, rays);
|
---|
[1381] | 1002 | #else
|
---|
[1772] | 1003 | GenerateRayBundle(rays, newRay, 16, 0);
|
---|
| 1004 | castRays += 16;
|
---|
[1381] | 1005 | #endif
|
---|
[1772] | 1006 |
|
---|
| 1007 | delete strategy;
|
---|
| 1008 | return castRays;
|
---|
[878] | 1009 | }
|
---|
[1020] | 1010 |
|
---|
| 1011 |
|
---|
[1884] | 1012 | SamplingStrategy *Preprocessor::GenerateSamplingStrategy(const int strategyId)
|
---|
[1020] | 1013 | {
|
---|
| 1014 | switch (strategyId)
|
---|
| 1015 | {
|
---|
[1520] | 1016 | case SamplingStrategy::OBJECT_BASED_DISTRIBUTION:
|
---|
[1020] | 1017 | return new ObjectBasedDistribution(*this);
|
---|
[1520] | 1018 | case SamplingStrategy::OBJECT_DIRECTION_BASED_DISTRIBUTION:
|
---|
[1020] | 1019 | return new ObjectDirectionBasedDistribution(*this);
|
---|
[1520] | 1020 | case SamplingStrategy::DIRECTION_BASED_DISTRIBUTION:
|
---|
[1020] | 1021 | return new DirectionBasedDistribution(*this);
|
---|
[1520] | 1022 | case SamplingStrategy::DIRECTION_BOX_BASED_DISTRIBUTION:
|
---|
[1020] | 1023 | return new DirectionBoxBasedDistribution(*this);
|
---|
[1520] | 1024 | case SamplingStrategy::SPATIAL_BOX_BASED_DISTRIBUTION:
|
---|
[1020] | 1025 | return new SpatialBoxBasedDistribution(*this);
|
---|
[1695] | 1026 | case SamplingStrategy::REVERSE_OBJECT_BASED_DISTRIBUTION:
|
---|
| 1027 | return new ReverseObjectBasedDistribution(*this);
|
---|
[1769] | 1028 | case SamplingStrategy::VIEWCELL_BORDER_BASED_DISTRIBUTION:
|
---|
| 1029 | return new ViewCellBorderBasedDistribution(*this);
|
---|
[1772] | 1030 | case SamplingStrategy::VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
| 1031 | return new ViewSpaceBorderBasedDistribution(*this);
|
---|
| 1032 | case SamplingStrategy::REVERSE_VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
| 1033 | return new ReverseViewSpaceBorderBasedDistribution(*this);
|
---|
[1824] | 1034 | case SamplingStrategy::GLOBAL_LINES_DISTRIBUTION:
|
---|
| 1035 | return new GlobalLinesDistribution(*this);
|
---|
| 1036 |
|
---|
| 1037 | //case OBJECTS_INTERIOR_DISTRIBUTION:
|
---|
| 1038 | // return new ObjectsInteriorDistribution(*this);
|
---|
[1020] | 1039 | default: // no valid strategy
|
---|
[1279] | 1040 | Debug << "warning: no valid sampling strategy" << endl;
|
---|
[1020] | 1041 | return NULL;
|
---|
| 1042 | }
|
---|
[1221] | 1043 |
|
---|
[1570] | 1044 | return NULL; // should never come here
|
---|
[1020] | 1045 | }
|
---|
| 1046 |
|
---|
| 1047 |
|
---|
[2342] | 1048 | bool Preprocessor::LoadInternKdTree(const string &internKdTree)
|
---|
[2003] | 1049 | {
|
---|
[2583] | 1050 | bool mUseKdTree = true;
|
---|
[2342] | 1051 |
|
---|
| 1052 |
|
---|
[2583] | 1053 | int rayCastMethod;
|
---|
| 1054 | Environment::GetSingleton()->
|
---|
| 1055 | GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
[2575] | 1056 |
|
---|
[2583] | 1057 | if (rayCastMethod == 2) {
|
---|
| 1058 | //HavranRayCaster *hr =
|
---|
| 1059 | // dynamic_cast<HavranRayCaster*>(mRayCaster);
|
---|
| 1060 | HavranRayCaster *hr =
|
---|
| 1061 | reinterpret_cast<HavranRayCaster*>(mRayCaster);
|
---|
| 1062 | hr->Build(this->mObjects);
|
---|
| 1063 | // $$ do not exit here, so that the "internal" kD-tree used
|
---|
| 1064 | // other puroposes can be loaded
|
---|
| 1065 | // return true;
|
---|
| 1066 | }
|
---|
[2575] | 1067 |
|
---|
[2583] | 1068 |
|
---|
| 1069 | if (!mUseKdTree) {
|
---|
| 1070 | // create just a dummy KdTree
|
---|
| 1071 | mKdTree = new KdTree;
|
---|
[2035] | 1072 | return true;
|
---|
[2583] | 1073 | }
|
---|
| 1074 |
|
---|
| 1075 |
|
---|
| 1076 |
|
---|
| 1077 | // always try to load the kd tree
|
---|
| 1078 | cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
| 1079 |
|
---|
| 1080 | if (!LoadKdTree(internKdTree)) {
|
---|
| 1081 | cout << "error loading kd tree with filename "
|
---|
| 1082 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
| 1083 | // build new kd tree from scene geometry
|
---|
| 1084 | BuildKdTree();
|
---|
| 1085 |
|
---|
| 1086 | // export kd tree?
|
---|
| 1087 | const long startTime = GetTime();
|
---|
| 1088 | cout << "exporting kd tree ... ";
|
---|
| 1089 |
|
---|
| 1090 | if (!ExportKdTree(internKdTree))
|
---|
| 1091 | {
|
---|
| 1092 | cout << " error exporting kd tree with filename "
|
---|
| 1093 | << internKdTree << endl;
|
---|
| 1094 | }
|
---|
| 1095 | else
|
---|
| 1096 | {
|
---|
| 1097 | cout << "finished in "
|
---|
| 1098 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 1099 | << " secs" << endl;
|
---|
| 1100 | }
|
---|
| 1101 | }
|
---|
| 1102 |
|
---|
| 1103 | KdTreeStatistics(cout);
|
---|
[2588] | 1104 | sceneBox = mKdTree->GetBox();
|
---|
| 1105 |
|
---|
[2583] | 1106 | cout << mKdTree->GetBox() << endl;
|
---|
| 1107 |
|
---|
| 1108 | return true;
|
---|
[2003] | 1109 | }
|
---|
| 1110 |
|
---|
| 1111 |
|
---|
[2342] | 1112 | bool Preprocessor::InitRayCast(const string &externKdTree,
|
---|
[2582] | 1113 | const string &internKdTree)
|
---|
[1221] | 1114 | {
|
---|
[1633] | 1115 | // always try to load the kd tree
|
---|
[2003] | 1116 | /* cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
[1634] | 1117 |
|
---|
| 1118 | if (!LoadKdTree(internKdTree))
|
---|
| 1119 | {
|
---|
[1968] | 1120 | cout << "error loading kd tree with filename "
|
---|
| 1121 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
[1633] | 1122 | // build new kd tree from scene geometry
|
---|
[1415] | 1123 | BuildKdTree();
|
---|
| 1124 |
|
---|
[1627] | 1125 | // export kd tree?
|
---|
[1633] | 1126 | const long startTime = GetTime();
|
---|
[1627] | 1127 | cout << "exporting kd tree ... ";
|
---|
| 1128 |
|
---|
| 1129 | if (!ExportKdTree(internKdTree))
|
---|
| 1130 | {
|
---|
[1968] | 1131 | cout << " error exporting kd tree with filename "
|
---|
| 1132 | << internKdTree << endl;
|
---|
[1627] | 1133 | }
|
---|
| 1134 | else
|
---|
| 1135 | {
|
---|
[1968] | 1136 | cout << "finished in "
|
---|
| 1137 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 1138 | << " secs" << endl;
|
---|
[1627] | 1139 | }
|
---|
[1415] | 1140 | }
|
---|
[1633] | 1141 |
|
---|
| 1142 | KdTreeStatistics(cout);
|
---|
| 1143 | cout << mKdTree->GetBox() << endl;
|
---|
[2003] | 1144 | */
|
---|
[1520] | 1145 | int rayCastMethod;
|
---|
[1968] | 1146 | Environment::GetSingleton()->
|
---|
[2575] | 1147 | GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
[1520] | 1148 |
|
---|
| 1149 | if (rayCastMethod == 0)
|
---|
[1221] | 1150 | {
|
---|
[2575] | 1151 | cout << "ray cast method: internal" << endl;
|
---|
| 1152 | mRayCaster = new InternalRayCaster(*this);
|
---|
[1221] | 1153 | }
|
---|
[2575] | 1154 | if (rayCastMethod == 1)
|
---|
[1520] | 1155 | {
|
---|
[1524] | 1156 | #ifdef GTP_INTERNAL
|
---|
[1867] | 1157 | cout << "ray cast method: intel" << endl;
|
---|
| 1158 | mRayCaster = new IntelRayCaster(*this, externKdTree);
|
---|
[1524] | 1159 | #endif
|
---|
[1251] | 1160 | }
|
---|
[2575] | 1161 | if (rayCastMethod == 2)
|
---|
| 1162 | {
|
---|
[2583] | 1163 | cout << "ray cast method: havran" << endl <<flush;
|
---|
[2575] | 1164 | mRayCaster = new HavranRayCaster(*this);
|
---|
| 1165 | }
|
---|
[1867] | 1166 |
|
---|
[2559] | 1167 | /////////////////
|
---|
[2072] | 1168 | //-- reserve constant block of rays
|
---|
| 1169 |
|
---|
| 1170 | // hack: If we dont't use view cells loading, there must be at least as much rays
|
---|
| 1171 | // as are needed for the view cells construction
|
---|
| 1172 | bool loadViewCells;
|
---|
| 1173 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", loadViewCells);
|
---|
| 1174 |
|
---|
[2187] | 1175 | int reserveRays;
|
---|
| 1176 | int constructionSamples;
|
---|
[2072] | 1177 |
|
---|
| 1178 | if (!loadViewCells)
|
---|
| 1179 | {
|
---|
[2187] | 1180 | cout << "hack: setting ray pool size to view cell construction or evaluation size" << endl;
|
---|
[2072] | 1181 |
|
---|
[2187] | 1182 | constructionSamples = 1000000;
|
---|
| 1183 |
|
---|
[2072] | 1184 | char buf[100];
|
---|
| 1185 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
[2187] | 1186 |
|
---|
[2072] | 1187 | if (strcmp(buf, "vspBspTree") == 0)
|
---|
| 1188 | {
|
---|
[2187] | 1189 | Environment::GetSingleton()->GetIntValue("VspBspTree.Construction.samples", constructionSamples);
|
---|
| 1190 |
|
---|
[2072] | 1191 | }
|
---|
| 1192 | else if (strcmp(buf, "vspOspTree") == 0)
|
---|
| 1193 | {
|
---|
[2187] | 1194 | Environment::GetSingleton()->GetIntValue("Hierarchy.Construction.samples", constructionSamples);
|
---|
[2072] | 1195 | }
|
---|
[2187] | 1196 |
|
---|
| 1197 | int evalSamplesPerPass;
|
---|
| 1198 |
|
---|
| 1199 | Environment::GetSingleton()->GetIntValue("ViewCells.Evaluation.samplesPerPass", evalSamplesPerPass);
|
---|
| 1200 |
|
---|
| 1201 | reserveRays = max(constructionSamples, evalSamplesPerPass);
|
---|
| 1202 | reserveRays *= 2;
|
---|
[2072] | 1203 | }
|
---|
| 1204 | else
|
---|
| 1205 | {
|
---|
[2187] | 1206 | cout << "setting ray pool size to samples per pass" << endl;
|
---|
[2072] | 1207 | reserveRays = mSamplesPerPass * 2;
|
---|
| 1208 | }
|
---|
| 1209 |
|
---|
[2048] | 1210 | cout << "======================" << endl;
|
---|
[2072] | 1211 | cout << "reserving " << reserveRays << " rays " << endl;
|
---|
| 1212 | mRayCaster->ReserveVssRayPool(reserveRays);
|
---|
[2583] | 1213 | cout<<"done."<<endl<<flush;
|
---|
[1520] | 1214 | return true;
|
---|
[1281] | 1215 | }
|
---|
| 1216 |
|
---|
[1292] | 1217 |
|
---|
[1281] | 1218 | void
|
---|
| 1219 | Preprocessor::CastRays(
|
---|
| 1220 | SimpleRayContainer &rays,
|
---|
[1520] | 1221 | VssRayContainer &vssRays,
|
---|
[1528] | 1222 | const bool castDoubleRays,
|
---|
[1996] | 1223 | const bool pruneInvalidRays
|
---|
[1281] | 1224 | )
|
---|
| 1225 | {
|
---|
[2035] | 1226 |
|
---|
[2069] | 1227 | const long t1 = GetTime();
|
---|
[2582] | 1228 |
|
---|
| 1229 | // !!!!!!!!!!!!!!!! VH no sorting
|
---|
[2583] | 1230 | if (
|
---|
[2582] | 1231 | rays.size() > 10000)
|
---|
[2592] | 1232 | {
|
---|
[2539] | 1233 |
|
---|
[2590] | 1234 | mRayCaster->SortRays(rays);
|
---|
[2592] | 1235 | cout<<"Rays sorted in "<<TimeDiff(t1, GetTime())<<" ms."<<endl;
|
---|
[1984] | 1236 | }
|
---|
[1972] | 1237 |
|
---|
[2072] | 1238 |
|
---|
[2076] | 1239 | if (mUseHwGlobalLines)
|
---|
[2187] | 1240 | {
|
---|
[2539] | 1241 | CastRaysWithHwGlobalLines(
|
---|
| 1242 | rays,
|
---|
| 1243 | vssRays,
|
---|
| 1244 | castDoubleRays,
|
---|
| 1245 | pruneInvalidRays
|
---|
| 1246 | );
|
---|
[2187] | 1247 | }
|
---|
[2076] | 1248 | else
|
---|
[2187] | 1249 | {
|
---|
[2539] | 1250 | mRayCaster->CastRays(
|
---|
| 1251 | rays,
|
---|
| 1252 | vssRays,
|
---|
| 1253 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1254 | castDoubleRays,
|
---|
| 1255 | pruneInvalidRays);
|
---|
[2187] | 1256 | }
|
---|
| 1257 |
|
---|
| 1258 | if (rays.size() > 10000)
|
---|
[2076] | 1259 | {
|
---|
| 1260 | cout << endl;
|
---|
[2539] | 1261 | long t2 = GetTime();
|
---|
[2072] | 1262 |
|
---|
[2076] | 1263 | #if SHOW_RAYCAST_TIMING
|
---|
| 1264 | if (castDoubleRays)
|
---|
| 1265 | cout << 2 * rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
| 1266 | else
|
---|
| 1267 | cout << rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
| 1268 | #endif
|
---|
[2590] | 1269 |
|
---|
[2076] | 1270 | }
|
---|
[2583] | 1271 |
|
---|
[2590] | 1272 | // cerr<<"Determining PVS objects"<<endl;
|
---|
[2076] | 1273 | DeterminePvsObjects(vssRays);
|
---|
[2590] | 1274 | // cerr<<"done."<<endl;
|
---|
[2583] | 1275 |
|
---|
[2590] | 1276 |
|
---|
[2076] | 1277 | }
|
---|
| 1278 |
|
---|
| 1279 |
|
---|
| 1280 | void
|
---|
| 1281 | Preprocessor::CastRaysWithHwGlobalLines(
|
---|
| 1282 | SimpleRayContainer &rays,
|
---|
[2187] | 1283 | VssRayContainer &vssRays,
|
---|
| 1284 | const bool castDoubleRays,
|
---|
| 1285 | const bool pruneInvalidRays)
|
---|
[2076] | 1286 | {
|
---|
| 1287 | SimpleRayContainer::const_iterator rit, rit_end = rays.end();
|
---|
| 1288 | SimpleRayContainer rayBucket;
|
---|
| 1289 | int i = 0;
|
---|
| 1290 | for (rit = rays.begin(); rit != rit_end; ++ rit, ++ i)
|
---|
[1292] | 1291 | {
|
---|
[2076] | 1292 | SimpleRay ray = *rit;
|
---|
[1990] | 1293 | #ifdef USE_CG
|
---|
[1972] | 1294 | // HACK: global lines must be treated special
|
---|
[2076] | 1295 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
[1968] | 1296 | {
|
---|
[2076] | 1297 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
| 1298 | continue;
|
---|
[1968] | 1299 | }
|
---|
[1990] | 1300 | #endif
|
---|
[2187] | 1301 | rayBucket.push_back(ray);
|
---|
| 1302 |
|
---|
| 1303 | // 16 rays gathered => do ray casting
|
---|
| 1304 | if (rayBucket.size() >= 16)
|
---|
[1520] | 1305 | {
|
---|
[2187] | 1306 | mRayCaster->CastRays16(
|
---|
| 1307 | rayBucket,
|
---|
| 1308 | vssRays,
|
---|
| 1309 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1310 | castDoubleRays,
|
---|
| 1311 | pruneInvalidRays);
|
---|
| 1312 |
|
---|
| 1313 | rayBucket.clear();
|
---|
[1292] | 1314 | }
|
---|
[2187] | 1315 |
|
---|
| 1316 | if (rays.size() > 100000 && i % 100000 == 0)
|
---|
[2072] | 1317 | cout<<"\r"<<i<<"/"<<(int)rays.size()<<"\r";
|
---|
[1972] | 1318 | }
|
---|
[2072] | 1319 |
|
---|
[1972] | 1320 | // cast rest of rays
|
---|
| 1321 | SimpleRayContainer::const_iterator sit, sit_end = rayBucket.end();
|
---|
| 1322 |
|
---|
| 1323 | for (sit = rayBucket.begin(); sit != sit_end; ++ sit)
|
---|
| 1324 | {
|
---|
| 1325 | SimpleRay ray = *sit;
|
---|
[1990] | 1326 |
|
---|
| 1327 | #ifdef USE_CG
|
---|
[1972] | 1328 | // HACK: global lines must be treated special
|
---|
| 1329 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
[1932] | 1330 | {
|
---|
[1972] | 1331 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
[1990] | 1332 | continue;
|
---|
[1972] | 1333 | }
|
---|
[1990] | 1334 | #endif
|
---|
| 1335 | mRayCaster->CastRay(
|
---|
| 1336 | ray,
|
---|
| 1337 | vssRays,
|
---|
| 1338 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1339 | castDoubleRays,
|
---|
[1996] | 1340 | pruneInvalidRays);
|
---|
[1990] | 1341 |
|
---|
[1524] | 1342 | }
|
---|
[1743] | 1343 |
|
---|
[1251] | 1344 | }
|
---|
| 1345 |
|
---|
| 1346 |
|
---|
[1381] | 1347 | bool Preprocessor::GenerateRayBundle(SimpleRayContainer &rayBundle,
|
---|
| 1348 | const SimpleRay &mainRay,
|
---|
| 1349 | const int number,
|
---|
| 1350 | const int pertubType) const
|
---|
| 1351 | {
|
---|
| 1352 | rayBundle.push_back(mainRay);
|
---|
| 1353 |
|
---|
[1564] | 1354 | const float pertubOrigin = 0.0f;
|
---|
| 1355 | const float pertubDir = 0.2f;
|
---|
[1381] | 1356 |
|
---|
| 1357 | for (int i = 0; i < number - 1; ++ i)
|
---|
| 1358 | {
|
---|
| 1359 | Vector3 pertub;
|
---|
| 1360 |
|
---|
| 1361 | pertub.x = RandomValue(0.0f, pertubDir);
|
---|
| 1362 | pertub.y = RandomValue(0.0f, pertubDir);
|
---|
| 1363 | pertub.z = RandomValue(0.0f, pertubDir);
|
---|
[1713] | 1364 |
|
---|
[1381] | 1365 | const Vector3 newDir = mainRay.mDirection + pertub;
|
---|
| 1366 | //const Vector3 newDir = mainRay.mDirection;
|
---|
| 1367 |
|
---|
| 1368 | pertub.x = RandomValue(0.0f, pertubOrigin);
|
---|
| 1369 | pertub.y = RandomValue(0.0f, pertubOrigin);
|
---|
| 1370 | pertub.z = RandomValue(0.0f, pertubOrigin);
|
---|
[1713] | 1371 |
|
---|
[1381] | 1372 | const Vector3 newOrigin = mainRay.mOrigin + pertub;
|
---|
| 1373 | //const Vector3 newOrigin = mainRay.mOrigin;
|
---|
| 1374 |
|
---|
[1883] | 1375 | rayBundle.push_back(SimpleRay(newOrigin, newDir, 0, 1.0f));
|
---|
[1381] | 1376 | }
|
---|
| 1377 |
|
---|
| 1378 | return true;
|
---|
| 1379 | }
|
---|
| 1380 |
|
---|
| 1381 |
|
---|
[1251] | 1382 | void Preprocessor::SetupRay(Ray &ray,
|
---|
| 1383 | const Vector3 &point,
|
---|
[1713] | 1384 | const Vector3 &direction) const
|
---|
[1251] | 1385 | {
|
---|
| 1386 | ray.Clear();
|
---|
| 1387 | // do not store anything else then intersections at the ray
|
---|
[1713] | 1388 | ray.Init(point, direction, Ray::LOCAL_RAY);
|
---|
[1251] | 1389 | }
|
---|
| 1390 |
|
---|
[1968] | 1391 |
|
---|
[1917] | 1392 | void Preprocessor::EvalViewCellHistogram()
|
---|
[1771] | 1393 | {
|
---|
[1917] | 1394 | char filename[256];
|
---|
| 1395 | Environment::GetSingleton()->GetStringValue("Preprocessor.histogram.file", filename);
|
---|
[1771] | 1396 |
|
---|
[1917] | 1397 | // mViewCellsManager->EvalViewCellHistogram(filename, 1000000);
|
---|
| 1398 | mViewCellsManager->EvalViewCellHistogramForPvsSize(filename, 1000000);
|
---|
[1771] | 1399 | }
|
---|
[1520] | 1400 |
|
---|
[1900] | 1401 |
|
---|
| 1402 | bool
|
---|
| 1403 | Preprocessor::ExportRays(const char *filename,
|
---|
| 1404 | const VssRayContainer &vssRays,
|
---|
[2001] | 1405 | const int number,
|
---|
| 1406 | const bool exportScene
|
---|
[1900] | 1407 | )
|
---|
| 1408 | {
|
---|
| 1409 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
| 1410 |
|
---|
| 1411 | Exporter *exporter = NULL;
|
---|
| 1412 | exporter = Exporter::GetExporter(filename);
|
---|
| 1413 |
|
---|
| 1414 | if (0) {
|
---|
| 1415 | exporter->SetWireframe();
|
---|
| 1416 | exporter->ExportKdTree(*mKdTree);
|
---|
| 1417 | }
|
---|
| 1418 |
|
---|
| 1419 | exporter->SetFilled();
|
---|
| 1420 | // $$JB temporarily do not export the scene
|
---|
[2001] | 1421 | if (exportScene)
|
---|
[1900] | 1422 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
| 1423 |
|
---|
| 1424 | exporter->SetWireframe();
|
---|
| 1425 |
|
---|
| 1426 | if (1) {
|
---|
| 1427 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
| 1428 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
| 1429 | exporter->ResetForcedMaterial();
|
---|
| 1430 | }
|
---|
| 1431 |
|
---|
| 1432 | VssRayContainer rays;
|
---|
| 1433 | vssRays.SelectRays(number, rays);
|
---|
| 1434 | exporter->ExportRays(rays, RgbColor(1, 0, 0));
|
---|
| 1435 | delete exporter;
|
---|
| 1436 | cout<<"done."<<endl<<flush;
|
---|
| 1437 |
|
---|
| 1438 | return true;
|
---|
[1251] | 1439 | }
|
---|
[1900] | 1440 |
|
---|
[2002] | 1441 | bool
|
---|
| 1442 | Preprocessor::ExportRayAnimation(const char *filename,
|
---|
| 1443 | const vector<VssRayContainer> &vssRays
|
---|
| 1444 | )
|
---|
| 1445 | {
|
---|
| 1446 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
| 1447 |
|
---|
| 1448 | Exporter *exporter = NULL;
|
---|
| 1449 | exporter = Exporter::GetExporter(filename);
|
---|
| 1450 | if (0) {
|
---|
| 1451 | exporter->SetWireframe();
|
---|
| 1452 | exporter->ExportKdTree(*mKdTree);
|
---|
| 1453 | }
|
---|
| 1454 | exporter->SetFilled();
|
---|
| 1455 | // $$JB temporarily do not export the scene
|
---|
[2008] | 1456 | if (0)
|
---|
[2002] | 1457 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
| 1458 | exporter->SetWireframe();
|
---|
| 1459 |
|
---|
| 1460 | if (1) {
|
---|
| 1461 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
| 1462 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
| 1463 | exporter->ResetForcedMaterial();
|
---|
| 1464 | }
|
---|
| 1465 |
|
---|
| 1466 | exporter->ExportRaySets(vssRays, RgbColor(1, 0, 0));
|
---|
| 1467 |
|
---|
| 1468 | delete exporter;
|
---|
| 1469 |
|
---|
| 1470 | cout<<"done."<<endl<<flush;
|
---|
| 1471 |
|
---|
| 1472 | return true;
|
---|
| 1473 | }
|
---|
| 1474 |
|
---|
[1931] | 1475 | void
|
---|
| 1476 | Preprocessor::ComputeRenderError()
|
---|
| 1477 | {
|
---|
| 1478 | // compute rendering error
|
---|
| 1479 |
|
---|
| 1480 | if (renderer && renderer->mPvsStatFrames) {
|
---|
| 1481 | // emit EvalPvsStat();
|
---|
| 1482 | // QMutex mutex;
|
---|
| 1483 | // mutex.lock();
|
---|
| 1484 | // renderer->mRenderingFinished.wait(&mutex);
|
---|
| 1485 | // mutex.unlock();
|
---|
[2049] | 1486 |
|
---|
| 1487 | if (mViewCellsManager->GetViewCellPoints()->size()) {
|
---|
| 1488 |
|
---|
| 1489 | vector<ViewCellPoints *> *vcPoints = mViewCellsManager->GetViewCellPoints();
|
---|
| 1490 |
|
---|
[2050] | 1491 | vector<ViewCellPoints *>::const_iterator
|
---|
| 1492 | vit = vcPoints->begin(),
|
---|
| 1493 | vit_end = vcPoints->end();
|
---|
| 1494 |
|
---|
[2049] | 1495 | SimpleRayContainer viewPoints;
|
---|
| 1496 |
|
---|
[2050] | 1497 | for (; vit != vit_end; ++ vit) {
|
---|
[2049] | 1498 | ViewCellPoints *vp = *vit;
|
---|
| 1499 |
|
---|
| 1500 | SimpleRayContainer::const_iterator rit = vp->second.begin(), rit_end = vp->second.end();
|
---|
| 1501 | for (; rit!=rit_end; ++rit)
|
---|
| 1502 | viewPoints.push_back(*rit);
|
---|
| 1503 | }
|
---|
[2050] | 1504 |
|
---|
| 1505 | if (viewPoints.size() != renderer->mPvsErrorBuffer.size()) {
|
---|
| 1506 | renderer->mPvsErrorBuffer.resize(viewPoints.size());
|
---|
| 1507 | renderer->ClearErrorBuffer();
|
---|
| 1508 | }
|
---|
| 1509 |
|
---|
[2049] | 1510 | renderer->EvalPvsStat(viewPoints);
|
---|
| 1511 | } else
|
---|
| 1512 | renderer->EvalPvsStat();
|
---|
[2050] | 1513 |
|
---|
[1931] | 1514 | mStats <<
|
---|
| 1515 | "#AvgPvsRenderError\n" <<renderer->mPvsStat.GetAvgError()<<endl<<
|
---|
[2002] | 1516 | "#AvgPixelError\n" <<renderer->GetAvgPixelError()<<endl<<
|
---|
[2008] | 1517 | "#MaxPixelError\n" <<renderer->GetMaxPixelError()<<endl<<
|
---|
[1931] | 1518 | "#MaxPvsRenderError\n" <<renderer->mPvsStat.GetMaxError()<<endl<<
|
---|
| 1519 | "#ErrorFreeFrames\n" <<renderer->mPvsStat.GetErrorFreeFrames()<<endl<<
|
---|
| 1520 | "#AvgRenderPvs\n" <<renderer->mPvsStat.GetAvgPvs()<<endl;
|
---|
| 1521 | }
|
---|
[1900] | 1522 | }
|
---|
[1931] | 1523 |
|
---|
[1958] | 1524 |
|
---|
| 1525 | Intersectable *Preprocessor::GetObjectById(const int id)
|
---|
| 1526 | {
|
---|
[1960] | 1527 | #if 1
|
---|
[1958] | 1528 | // create a dummy mesh instance to be able to use stl
|
---|
| 1529 | MeshInstance object(NULL);
|
---|
| 1530 | object.SetId(id);
|
---|
| 1531 |
|
---|
| 1532 | ObjectContainer::const_iterator oit =
|
---|
| 1533 | lower_bound(mObjects.begin(), mObjects.end(), &object, ilt);
|
---|
| 1534 |
|
---|
| 1535 | // objects sorted by id
|
---|
| 1536 | if ((oit != mObjects.end()) && ((*oit)->GetId() == object.GetId()))
|
---|
| 1537 | {
|
---|
| 1538 | return (*oit);
|
---|
| 1539 | }
|
---|
| 1540 | else
|
---|
| 1541 | {
|
---|
| 1542 | return NULL;
|
---|
| 1543 | }
|
---|
| 1544 | #else
|
---|
[1960] | 1545 | return mObjects[id - 1];
|
---|
[1958] | 1546 | #endif
|
---|
[1931] | 1547 | }
|
---|
[1958] | 1548 |
|
---|
[1968] | 1549 |
|
---|
| 1550 | void Preprocessor::PrepareHwGlobalLines()
|
---|
| 1551 | {
|
---|
| 1552 | int texHeight, texWidth;
|
---|
| 1553 | float eps;
|
---|
| 1554 | int maxDepth;
|
---|
| 1555 | bool sampleReverse;
|
---|
| 1556 |
|
---|
| 1557 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texHeight", texHeight);
|
---|
[1969] | 1558 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texWidth", texWidth);
|
---|
[1968] | 1559 | Environment::GetSingleton()->GetFloatValue("Preprocessor.HwGlobalLines.stepSize", eps);
|
---|
| 1560 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.maxDepth", maxDepth);
|
---|
| 1561 | Environment::GetSingleton()->GetBoolValue("Preprocessor.HwGlobalLines.sampleReverse", sampleReverse);
|
---|
| 1562 |
|
---|
[1969] | 1563 | Debug << "****** hw global line options *******" << endl;
|
---|
| 1564 | Debug << "texWidth: " << texWidth << endl;
|
---|
| 1565 | Debug << "texHeight: " << texHeight << endl;
|
---|
| 1566 | Debug << "sampleReverse: " << sampleReverse << endl;
|
---|
| 1567 | Debug << "max depth: " << maxDepth << endl;
|
---|
| 1568 | Debug << "step size: " << eps << endl;
|
---|
| 1569 | Debug << endl;
|
---|
| 1570 |
|
---|
[1990] | 1571 | #ifdef USE_CG
|
---|
[1969] | 1572 | globalLinesRenderer = mGlobalLinesRenderer =
|
---|
[1968] | 1573 | new GlobalLinesRenderer(this,
|
---|
| 1574 | texHeight,
|
---|
| 1575 | texWidth,
|
---|
| 1576 | eps,
|
---|
| 1577 | maxDepth,
|
---|
| 1578 | sampleReverse);
|
---|
[1990] | 1579 |
|
---|
[1968] | 1580 | mGlobalLinesRenderer->InitGl();
|
---|
[1990] | 1581 |
|
---|
| 1582 | #endif
|
---|
[1958] | 1583 | }
|
---|
[1968] | 1584 |
|
---|
[2048] | 1585 |
|
---|
| 1586 | void Preprocessor::DeterminePvsObjects(VssRayContainer &rays)
|
---|
| 1587 | {
|
---|
| 1588 | mViewCellsManager->DeterminePvsObjects(rays, false);
|
---|
[1968] | 1589 | }
|
---|
[2048] | 1590 |
|
---|
| 1591 |
|
---|
[2183] | 1592 | bool Preprocessor::LoadObjects(const string &filename,
|
---|
| 1593 | ObjectContainer &pvsObjects,
|
---|
| 1594 | const ObjectContainer &preprocessorObjects)
|
---|
| 1595 | {
|
---|
| 1596 | ObjectsParser parser;
|
---|
| 1597 |
|
---|
| 1598 | const bool success = parser.ParseObjects(filename,
|
---|
| 1599 | pvsObjects,
|
---|
| 1600 | preprocessorObjects);
|
---|
| 1601 |
|
---|
| 1602 | if (!success)
|
---|
| 1603 | {
|
---|
| 1604 | Debug << "Error: loading objects failed!" << endl;
|
---|
| 1605 | }
|
---|
| 1606 |
|
---|
| 1607 | // hack: no bvh object could be found => take preprocessor objects
|
---|
| 1608 | if (pvsObjects.empty())
|
---|
| 1609 | {
|
---|
| 1610 | Debug << "no objects" << endl;
|
---|
| 1611 | pvsObjects = preprocessorObjects;
|
---|
| 1612 | }
|
---|
| 1613 |
|
---|
| 1614 | return success;
|
---|
[2048] | 1615 | }
|
---|
[2183] | 1616 |
|
---|
| 1617 |
|
---|
| 1618 | }
|
---|