[372] | 1 | #include "SceneGraph.h"
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| 2 | #include "Exporter.h"
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| 3 | #include "UnigraphicsParser.h"
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| 4 | #include "X3dParser.h"
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| 5 | #include "Preprocessor.h"
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| 6 | #include "ViewCell.h"
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| 7 | #include "Environment.h"
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[439] | 8 | #include "ViewCellsManager.h"
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[445] | 9 | #include "ViewCellBsp.h"
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| 10 | #include "VspBspTree.h"
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[469] | 11 | #include "RenderSimulator.h"
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[496] | 12 | #include "GlRenderer.h"
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[749] | 13 | #include "PlyParser.h"
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[1020] | 14 | #include "SamplingStrategy.h"
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[1233] | 15 | #include "VspTree.h"
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| 16 | #include "OspTree.h"
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[1221] | 17 | #include "ObjParser.h"
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[1264] | 18 | #include "BvHierarchy.h"
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[1279] | 19 | #include "HierarchyManager.h"
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[1287] | 20 | #include "VssRay.h"
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[1520] | 21 | #include "IntelRayCaster.h"
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[2580] | 22 | #if TODO
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[2575] | 23 | #include "HavranRayCaster.h"
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[2580] | 24 | #endif
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[1520] | 25 | #include "InternalRayCaster.h"
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[1968] | 26 | #include "GlobalLinesRenderer.h"
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[2183] | 27 | #include "ObjectsParser.h"
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[1264] | 28 |
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[1287] | 29 |
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[1292] | 30 | #define DEBUG_RAYCAST 0
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[1584] | 31 | #define SHOW_RAYCAST_TIMING 1
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[1292] | 32 |
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[2183] | 33 | using namespace std;
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[1292] | 34 |
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[863] | 35 | namespace GtpVisibilityPreprocessor {
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[860] | 36 |
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| 37 |
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[2544] | 38 | inline static bool ilt(Intersectable *obj1, Intersectable *obj2)
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| 39 | {
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| 40 | return obj1->mId < obj2->mId;
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| 41 | }
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| 42 |
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| 43 |
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[2187] | 44 | Preprocessor *preprocessor = NULL;
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[1867] | 45 |
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[752] | 46 |
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[372] | 47 | Preprocessor::Preprocessor():
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| 48 | mKdTree(NULL),
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[409] | 49 | mBspTree(NULL),
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[445] | 50 | mVspBspTree(NULL),
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[1002] | 51 | mViewCellsManager(NULL),
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[1251] | 52 | mRenderSimulator(NULL),
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[1279] | 53 | mPass(0),
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[1520] | 54 | mSceneGraph(NULL),
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[1613] | 55 | mRayCaster(NULL),
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[1926] | 56 | mStopComputation(false),
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[1968] | 57 | mThread(NULL),
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[2076] | 58 | mGlobalLinesRenderer(NULL),
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[2574] | 59 | mUseHwGlobalLines(false),
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| 60 | mTotalRaysCast(0)
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[308] | 61 | {
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[1004] | 62 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlRenderer", mUseGlRenderer);
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[538] | 63 |
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[840] | 64 | // renderer will be constructed when the scene graph and viewcell manager will be known
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| 65 | renderer = NULL;
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[1785] | 66 |
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[1004] | 67 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlDebugger", mUseGlDebugger);
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[1379] | 68 | Environment::GetSingleton()->GetBoolValue("Preprocessor.loadMeshes", mLoadMeshes);
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[1004] | 69 | Environment::GetSingleton()->GetBoolValue("Preprocessor.quitOnFinish", mQuitOnFinish);
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| 70 | Environment::GetSingleton()->GetBoolValue("Preprocessor.computeVisibility", mComputeVisibility);
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| 71 | Environment::GetSingleton()->GetBoolValue("Preprocessor.detectEmptyViewSpace", mDetectEmptyViewSpace);
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| 72 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportVisibility", mExportVisibility );
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[1520] | 73 |
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[871] | 74 | char buffer[256];
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[1004] | 75 | Environment::GetSingleton()->GetStringValue("Preprocessor.visibilityFile", buffer);
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[871] | 76 | mVisibilityFileName = buffer;
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[1771] | 77 |
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| 78 | Environment::GetSingleton()->GetStringValue("Preprocessor.stats", buffer);
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| 79 | mStats.open(buffer);
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[2048] | 80 |
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[1749] | 81 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilityFilter", mApplyVisibilityFilter);
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[1004] | 82 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilitySpatialFilter",
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[1695] | 83 | mApplyVisibilitySpatialFilter );
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[1004] | 84 | Environment::GetSingleton()->GetFloatValue("Preprocessor.visibilityFilterWidth", mVisibilityFilterWidth);
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[878] | 85 |
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[1695] | 86 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportObj", mExportObj);
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| 87 |
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[1723] | 88 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useViewSpaceBox", mUseViewSpaceBox);
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| 89 |
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[1900] | 90 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.rays", mExportRays);
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[2008] | 91 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.animation", mExportAnimation);
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[1900] | 92 | Environment::GetSingleton()->GetIntValue("Preprocessor.Export.numRays", mExportNumRays);
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| 93 |
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[1966] | 94 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerPass", mSamplesPerPass);
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| 95 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalSamples", mTotalSamples);
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[2046] | 96 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalTime", mTotalTime);
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[1966] | 97 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerEvaluation",
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| 98 | mSamplesPerEvaluation);
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| 99 |
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[1695] | 100 | Debug << "******* Preprocessor Options **********" << endl;
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[840] | 101 | Debug << "detect empty view space=" << mDetectEmptyViewSpace << endl;
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[1379] | 102 | Debug << "load meshes: " << mLoadMeshes << endl;
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[1695] | 103 | Debug << "load meshes: " << mLoadMeshes << endl;
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| 104 | Debug << "export obj: " << mExportObj << endl;
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[1723] | 105 | Debug << "use view space box: " << mUseViewSpaceBox << endl;
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[2048] | 106 |
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| 107 | cout << "samples per pass " << mSamplesPerPass << endl;
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[372] | 108 | }
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| 109 |
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| 110 |
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| 111 | Preprocessor::~Preprocessor()
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| 112 | {
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[1291] | 113 | cout << "cleaning up" << endl;
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[752] | 114 |
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[1291] | 115 | cout << "Deleting view cells manager ... \n";
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| 116 | DEL_PTR(mViewCellsManager);
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| 117 | cout << "done.\n";
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[752] | 118 |
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[2047] | 119 |
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[1291] | 120 | cout << "Deleting bsp tree ... \n";
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| 121 | DEL_PTR(mBspTree);
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[1924] | 122 | cout << "done.\n";
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[752] | 123 |
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[1924] | 124 | cout << "Deleting kd tree ...\n";
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[1291] | 125 | DEL_PTR(mKdTree);
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| 126 | cout << "done.\n";
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[752] | 127 |
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[1923] | 128 | cout << "Deleting vspbsp tree ... \n";
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[1291] | 129 | DEL_PTR(mVspBspTree);
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| 130 | cout << "done.\n";
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[1002] | 131 |
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[1923] | 132 | cout << "Deleting scene graph ... \n";
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[1291] | 133 | DEL_PTR(mSceneGraph);
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| 134 | cout << "done.\n";
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| 135 |
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[2017] | 136 | cout << "deleting render simulator ... \n";
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[1291] | 137 | DEL_PTR(mRenderSimulator);
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[2017] | 138 | mRenderSimulator = NULL;
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| 139 | cout << "deleting renderer ... \n";
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[1291] | 140 | DEL_PTR(renderer);
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[2017] | 141 | renderer = NULL;
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| 142 | cout << "deleting ray caster ... \n";
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[1523] | 143 | DEL_PTR(mRayCaster);
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[1999] | 144 |
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[1990] | 145 | #ifdef USE_CG
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[2017] | 146 | cout << "deleting global lines renderer ... \n";
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[1968] | 147 | DEL_PTR(mGlobalLinesRenderer);
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[1990] | 148 | #endif
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[2017] | 149 | cout << "finished" << endl;
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[372] | 150 | }
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| 151 |
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[1521] | 152 |
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| 153 | GlRendererBuffer *Preprocessor::GetRenderer()
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| 154 | {
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| 155 | return renderer;
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| 156 | }
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| 157 |
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| 158 |
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| 159 | static int SplitFilenames(const string str, vector<string> &filenames)
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[387] | 160 | {
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| 161 | int pos = 0;
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| 162 |
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| 163 | while(1) {
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[469] | 164 | int npos = (int)str.find(';', pos);
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[387] | 165 |
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| 166 | if (npos < 0 || npos - pos < 1)
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| 167 | break;
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| 168 | filenames.push_back(string(str, pos, npos - pos));
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| 169 | pos = npos + 1;
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| 170 | }
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| 171 |
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| 172 | filenames.push_back(string(str, pos, str.size() - pos));
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[440] | 173 | return (int)filenames.size();
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[387] | 174 | }
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| 175 |
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[750] | 176 |
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[1926] | 177 | void Preprocessor::SetThread(PreprocessorThread *t)
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| 178 | {
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| 179 | mThread = t;
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| 180 | }
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| 181 |
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| 182 |
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| 183 | PreprocessorThread *Preprocessor::GetThread() const
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| 184 | {
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| 185 | return mThread;
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| 186 | }
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| 187 |
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| 188 |
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[2183] | 189 | bool Preprocessor::LoadBinaryObj(const string &filename,
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[1655] | 190 | SceneGraphNode *root,
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| 191 | vector<FaceParentInfo> *parents)
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| 192 | {
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[2452] | 193 | //ifstream inStream(filename, ios::binary);
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| 194 | igzstream inStream(filename.c_str());
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[1658] | 195 |
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[2452] | 196 | if (!inStream.is_open())
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[1655] | 197 | return false;
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| 198 |
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[1658] | 199 | cout << "binary obj dump available, loading " << filename.c_str() << endl;
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[2003] | 200 |
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[2004] | 201 | // read in triangle size
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| 202 | int numTriangles;
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| 203 |
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[2452] | 204 | inStream.read(reinterpret_cast<char *>(&numTriangles), sizeof(int));
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[2004] | 205 | root->mGeometry.reserve(numTriangles);
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[2572] | 206 | cout << "loading " << numTriangles << " triangles (" << numTriangles *
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| 207 | (sizeof(TriangleIntersectable) + sizeof(TriangleIntersectable *)) /
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| 208 | (1024 * 1024) << " MB)" << endl;
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[2003] | 209 |
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[2004] | 210 | int i = 0;
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[2572] | 211 |
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[1655] | 212 | while (1)
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| 213 | {
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| 214 | Triangle3 tri;
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| 215 |
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[2452] | 216 | inStream.read(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
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| 217 | inStream.read(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
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| 218 | inStream.read(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
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[2005] | 219 |
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[1655] | 220 | // end of file reached
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[2452] | 221 | if (inStream.eof())
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[1655] | 222 | break;
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| 223 |
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| 224 | TriangleIntersectable *obj = new TriangleIntersectable(tri);
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| 225 | root->mGeometry.push_back(obj);
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[2005] | 226 |
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[2183] | 227 | if ((i ++) % 500000 == 499999)
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[2005] | 228 | cout<<"\r"<<i<<"/"<<numTriangles<<"\r";
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[1655] | 229 | }
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| 230 |
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[2004] | 231 | if (i != numTriangles)
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| 232 | {
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| 233 | cout << "warning: triangle size does not match with loaded triangle size" << endl;
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| 234 | return false;
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| 235 | }
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| 236 |
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| 237 | cout << "loaded " << numTriangles << " triangles" << endl;
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| 238 |
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[1655] | 239 | return true;
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| 240 | }
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| 241 |
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| 242 |
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[2342] | 243 | bool Preprocessor::ExportBinaryObj(const string &filename, SceneGraphNode *root)
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[1658] | 244 | {
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| 245 | ogzstream samplesOut(filename.c_str());
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[2004] | 246 |
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[1658] | 247 | if (!samplesOut.is_open())
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| 248 | return false;
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| 249 |
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[2004] | 250 | int numTriangles = (int)root->mGeometry.size();
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| 251 |
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| 252 | samplesOut.write(reinterpret_cast<char *>(&numTriangles), sizeof(int));
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| 253 |
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[1658] | 254 | ObjectContainer::const_iterator oit, oit_end = root->mGeometry.end();
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| 255 |
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| 256 | for (oit = root->mGeometry.begin(); oit != oit_end; ++ oit)
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| 257 | {
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| 258 | Intersectable *obj = *oit;
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| 259 |
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| 260 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 261 | {
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[2017] | 262 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[1658] | 263 |
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| 264 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
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| 265 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
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| 266 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
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| 267 | }
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| 268 | else
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| 269 | {
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| 270 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 271 | }
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| 272 | }
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| 273 |
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[2004] | 274 | cout << "exported " << numTriangles << " triangles" << endl;
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| 275 |
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[1658] | 276 | return true;
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| 277 | }
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| 278 |
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[1695] | 279 |
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[2342] | 280 | bool Preprocessor::ExportObj(const string &filename, const ObjectContainer &objects)
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[1695] | 281 | {
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| 282 | ofstream samplesOut(filename.c_str());
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| 283 |
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| 284 | if (!samplesOut.is_open())
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| 285 | return false;
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| 286 |
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| 287 | ObjectContainer::const_iterator oit, oit_end = objects.end();
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| 288 |
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[2004] | 289 | //AxisAlignedBox3 bbox = mSceneGraph->GetBox(); bbox.Enlarge(30.0);
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[1695] | 290 | for (oit = objects.begin(); oit != oit_end; ++ oit)
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| 291 | {
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| 292 | Intersectable *obj = *oit;
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| 293 |
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| 294 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 295 | {
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[2017] | 296 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 297 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2])))continue;
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| 298 |
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| 299 | samplesOut << "v " << tri.mVertices[0].x << " " << tri.mVertices[0].y << " " << tri.mVertices[0].z << endl;
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| 300 | samplesOut << "v " << tri.mVertices[1].x << " " << tri.mVertices[1].y << " " << tri.mVertices[1].z << endl;
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| 301 | samplesOut << "v " << tri.mVertices[2].x << " " << tri.mVertices[2].y << " " << tri.mVertices[2].z << endl;
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[1701] | 302 | //}
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[1695] | 303 | }
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| 304 | else
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| 305 | {
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| 306 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 307 | }
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| 308 | }
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| 309 |
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| 310 | // write faces
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| 311 | int i = 1;
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[1713] | 312 | for (oit = objects.begin(); oit != oit_end; ++ oit)
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[1695] | 313 | {
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| 314 | Intersectable *obj = *oit;
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| 315 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 316 | {
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[2017] | 317 | //Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 318 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2]))) continue;
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| 319 |
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[2017] | 320 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 321 | samplesOut << "f " << i << " " << i + 1 << " " << i + 2 << endl;
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| 322 | i += 3;
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[1695] | 323 | }
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| 324 | else
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| 325 | {
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| 326 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 327 | }
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| 328 | }
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| 329 |
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| 330 | return true;
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| 331 |
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| 332 | }
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| 333 |
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[2342] | 334 | static string ReplaceSuffix(const string &filename, string a, string b)
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[1658] | 335 | {
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| 336 | string result = filename;
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| 337 |
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| 338 | int pos = (int)filename.rfind(a, (int)filename.size() - 1);
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| 339 | if (pos == filename.size() - a.size()) {
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| 340 | result.replace(pos, a.size(), b);
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| 341 | }
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| 342 | return result;
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| 343 | }
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| 344 |
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| 345 |
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[1786] | 346 | Intersectable *Preprocessor::GetParentObject(const int index) const
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| 347 | {
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[2003] | 348 | if (index < 0)
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| 349 | {
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[2004] | 350 | //cerr << "Warning: triangle index smaller zero! " << index << endl;
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[2003] | 351 | return NULL;
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| 352 | }
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[1786] | 353 |
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| 354 | if (!mFaceParents.empty())
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| 355 | {
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| 356 | if (index >= (int)mFaceParents.size())
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| 357 | {
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[1978] | 358 | cerr << "Warning: triangle index out of range! " << index << endl;
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[1786] | 359 | return NULL;
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| 360 | }
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| 361 | else
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| 362 | {
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| 363 | return mFaceParents[index].mObject;
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| 364 | }
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| 365 | }
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| 366 | else
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[2003] | 367 | {
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| 368 | if (index >= (int)mObjects.size())
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| 369 | {
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[2307] | 370 | cerr<<"Warning: triangle index out of range! " << index << " of " << (int)mObjects.size() << endl;
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[2003] | 371 | return NULL;
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| 372 | }
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| 373 | else
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| 374 | {
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| 375 | return mObjects[index];
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| 376 | }
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| 377 | }
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[1786] | 378 | }
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| 379 |
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| 380 |
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| 381 | Vector3 Preprocessor::GetParentNormal(const int index) const
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| 382 | {
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| 383 | if (!mFaceParents.empty())
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| 384 | {
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| 385 | return mFaceParents[index].mObject->GetNormal(mFaceParents[index].mFaceIndex);
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| 386 | }
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| 387 | else
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| 388 | {
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| 389 | return mObjects[index]->GetNormal(0);
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| 390 | }
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| 391 | }
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| 392 |
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| 393 |
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[372] | 394 | bool
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[2342] | 395 | Preprocessor::LoadScene(const string &filename)
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[372] | 396 | {
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[1655] | 397 | // use leaf nodes of the original spatial hierarchy as occludees
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[508] | 398 | mSceneGraph = new SceneGraph;
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[372] | 399 |
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[508] | 400 | Parser *parser;
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[387] | 401 | vector<string> filenames;
|
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[1404] | 402 | const int files = SplitFilenames(filename, filenames);
|
---|
[712] | 403 | cout << "number of input files: " << files << endl;
|
---|
[2183] | 404 |
|
---|
[387] | 405 | bool result = false;
|
---|
[1695] | 406 | bool isObj = false;
|
---|
[1344] | 407 |
|
---|
| 408 | // root for different files
|
---|
| 409 | mSceneGraph->SetRoot(new SceneGraphNode());
|
---|
| 410 |
|
---|
[1404] | 411 | // intel ray caster can only trace triangles
|
---|
[1520] | 412 | int rayCastMethod;
|
---|
[2575] | 413 | Environment::GetSingleton()->GetIntValue("Preprocessor.rayCastMethod",
|
---|
| 414 | rayCastMethod);
|
---|
| 415 |
|
---|
[1827] | 416 | vector<FaceParentInfo> *fi =
|
---|
[1867] | 417 | ((rayCastMethod == RayCaster::INTEL_RAYCASTER) && mLoadMeshes) ?
|
---|
| 418 | &mFaceParents : NULL;
|
---|
[2544] | 419 |
|
---|
[1658] | 420 | if (files == 1)
|
---|
[2544] | 421 | {
|
---|
[387] | 422 | if (strstr(filename.c_str(), ".x3d"))
|
---|
[2544] | 423 | {
|
---|
[1655] | 424 | parser = new X3dParser;
|
---|
[2544] | 425 |
|
---|
[1658] | 426 | result = parser->ParseFile(filename,
|
---|
[2544] | 427 | mSceneGraph->GetRoot(),
|
---|
| 428 | mLoadMeshes,
|
---|
| 429 | fi);
|
---|
[1658] | 430 | delete parser;
|
---|
[1655] | 431 | }
|
---|
[1658] | 432 | else if (strstr(filename.c_str(), ".ply") || strstr(filename.c_str(), ".plb"))
|
---|
[1655] | 433 | {
|
---|
[1658] | 434 | parser = new PlyParser;
|
---|
[1655] | 435 |
|
---|
[1658] | 436 | result = parser->ParseFile(filename,
|
---|
[2544] | 437 | mSceneGraph->GetRoot(),
|
---|
| 438 | mLoadMeshes,
|
---|
| 439 | fi);
|
---|
[1658] | 440 | delete parser;
|
---|
[1655] | 441 | }
|
---|
[1658] | 442 | else if (strstr(filename.c_str(), ".obj"))
|
---|
| 443 | {
|
---|
[1695] | 444 | isObj = true;
|
---|
| 445 |
|
---|
[1658] | 446 | // hack: load binary dump
|
---|
[2004] | 447 | const string bnFile = ReplaceSuffix(filename, ".obj", ".bn");
|
---|
[2544] | 448 |
|
---|
[1658] | 449 | if (!mLoadMeshes)
|
---|
| 450 | {
|
---|
[2004] | 451 | result = LoadBinaryObj(bnFile, mSceneGraph->GetRoot(), fi);
|
---|
[1658] | 452 | }
|
---|
| 453 |
|
---|
[2004] | 454 | // parse obj
|
---|
[2544] | 455 | if (!result)
|
---|
[1658] | 456 | {
|
---|
| 457 | cout << "no binary dump available or loading full meshes, parsing file" << endl;
|
---|
| 458 | parser = new ObjParser;
|
---|
[2544] | 459 |
|
---|
| 460 | result = parser->ParseFile(filename, mSceneGraph->GetRoot(), mLoadMeshes, fi);
|
---|
| 461 |
|
---|
[2004] | 462 | cout << "loaded " << (int)mSceneGraph->GetRoot()->mGeometry.size() << " entities" << endl;
|
---|
[2183] | 463 |
|
---|
[1658] | 464 | // only works for triangles
|
---|
[2004] | 465 | if (result && !mLoadMeshes)
|
---|
[1658] | 466 | {
|
---|
[2004] | 467 | cout << "exporting binary obj to " << bnFile << "... " << endl;
|
---|
[2183] | 468 |
|
---|
[2004] | 469 | ExportBinaryObj(bnFile, mSceneGraph->GetRoot());
|
---|
[2544] | 470 |
|
---|
[1658] | 471 | cout << "finished" << endl;
|
---|
| 472 | }
|
---|
[1655] | 473 |
|
---|
[1658] | 474 | delete parser;
|
---|
| 475 | }
|
---|
| 476 | }
|
---|
| 477 | else
|
---|
| 478 | {
|
---|
| 479 | parser = new UnigraphicsParser;
|
---|
[2544] | 480 | result = parser->ParseFile(filename, mSceneGraph->GetRoot(), mLoadMeshes, fi);
|
---|
[1658] | 481 | delete parser;
|
---|
| 482 | }
|
---|
[2544] | 483 |
|
---|
[1658] | 484 | cout << filename << endl;
|
---|
[1404] | 485 | }
|
---|
[1658] | 486 | else
|
---|
| 487 | {
|
---|
[1404] | 488 | vector<string>::const_iterator fit, fit_end = filenames.end();
|
---|
[2544] | 489 |
|
---|
[1404] | 490 | for (fit = filenames.begin(); fit != fit_end; ++ fit)
|
---|
| 491 | {
|
---|
| 492 | const string filename = *fit;
|
---|
[1328] | 493 |
|
---|
[1404] | 494 | cout << "parsing file " << filename.c_str() << endl;
|
---|
| 495 | if (strstr(filename.c_str(), ".x3d"))
|
---|
| 496 | parser = new X3dParser;
|
---|
| 497 | else
|
---|
| 498 | parser = new UnigraphicsParser;
|
---|
| 499 |
|
---|
| 500 | SceneGraphNode *node = new SceneGraphNode();
|
---|
[1695] | 501 | const bool success =
|
---|
| 502 | parser->ParseFile(filename, node, mLoadMeshes, fi);
|
---|
[1404] | 503 |
|
---|
| 504 | if (success)
|
---|
| 505 | {
|
---|
| 506 | mSceneGraph->GetRoot()->mChildren.push_back(node);
|
---|
| 507 | result = true; // at least one file parsed
|
---|
| 508 | }
|
---|
| 509 |
|
---|
[1713] | 510 | // temporare hack
|
---|
[1701] | 511 | //if (!strstr(filename.c_str(), "plane")) mSceneGraph->GetRoot()->UpdateBox();
|
---|
| 512 |
|
---|
[1404] | 513 | delete parser;
|
---|
[387] | 514 | }
|
---|
| 515 | }
|
---|
[2544] | 516 |
|
---|
[752] | 517 | if (result)
|
---|
[2544] | 518 | {
|
---|
[1020] | 519 | int intersectables, faces;
|
---|
| 520 | mSceneGraph->GetStatistics(intersectables, faces);
|
---|
[1344] | 521 |
|
---|
[1020] | 522 | cout<<filename<<" parsed successfully."<<endl;
|
---|
| 523 | cout<<"#NUM_OBJECTS (Total numner of objects)\n"<<intersectables<<endl;
|
---|
| 524 | cout<<"#NUM_FACES (Total numner of faces)\n"<<faces<<endl;
|
---|
[1701] | 525 |
|
---|
[1697] | 526 | mObjects.reserve(intersectables);
|
---|
[1020] | 527 | mSceneGraph->CollectObjects(&mObjects);
|
---|
[2544] | 528 |
|
---|
| 529 | mSceneGraph->AssignObjectIds();
|
---|
| 530 |
|
---|
[1328] | 531 | mSceneGraph->GetRoot()->UpdateBox();
|
---|
[1713] | 532 |
|
---|
| 533 | cout << "finished loading" << endl;
|
---|
[387] | 534 | }
|
---|
[1328] | 535 |
|
---|
[492] | 536 | return result;
|
---|
[372] | 537 | }
|
---|
| 538 |
|
---|
| 539 | bool
|
---|
[2342] | 540 | Preprocessor::ExportPreprocessedData(const string &filename)
|
---|
[372] | 541 | {
|
---|
[1486] | 542 | mViewCellsManager->ExportViewCells(filename, true, mObjects);
|
---|
| 543 | return true;
|
---|
[372] | 544 | }
|
---|
| 545 |
|
---|
[1486] | 546 |
|
---|
[372] | 547 | bool
|
---|
[871] | 548 | Preprocessor::PostProcessVisibility()
|
---|
| 549 | {
|
---|
| 550 |
|
---|
[904] | 551 | if (mApplyVisibilityFilter || mApplyVisibilitySpatialFilter) {
|
---|
[997] | 552 | cout<<"Applying visibility filter ...";
|
---|
[1002] | 553 | cout<<"filter width = " << mVisibilityFilterWidth << endl;
|
---|
[904] | 554 |
|
---|
[1002] | 555 | if (!mViewCellsManager)
|
---|
[1199] | 556 | return false;
|
---|
| 557 |
|
---|
[2076] | 558 |
|
---|
[871] | 559 | mViewCellsManager->ApplyFilter(mKdTree,
|
---|
[2076] | 560 | mApplyVisibilityFilter ?
|
---|
| 561 | mVisibilityFilterWidth : -1.0f,
|
---|
| 562 | mApplyVisibilitySpatialFilter ?
|
---|
| 563 | mVisibilityFilterWidth : -1.0f);
|
---|
[997] | 564 | cout << "done." << endl;
|
---|
[871] | 565 | }
|
---|
| 566 |
|
---|
| 567 | // export the preprocessed information to a file
|
---|
[2053] | 568 | if (1 && mExportVisibility)
|
---|
[1486] | 569 | {
|
---|
| 570 | ExportPreprocessedData(mVisibilityFileName);
|
---|
| 571 | }
|
---|
| 572 |
|
---|
[871] | 573 | return true;
|
---|
| 574 | }
|
---|
| 575 |
|
---|
| 576 |
|
---|
| 577 | bool
|
---|
[372] | 578 | Preprocessor::BuildKdTree()
|
---|
| 579 | {
|
---|
| 580 | mKdTree = new KdTree;
|
---|
[1344] | 581 |
|
---|
[372] | 582 | // add mesh instances of the scene graph to the root of the tree
|
---|
| 583 | KdLeaf *root = (KdLeaf *)mKdTree->GetRoot();
|
---|
[1344] | 584 |
|
---|
[372] | 585 | mSceneGraph->CollectObjects(&root->mObjects);
|
---|
[1344] | 586 |
|
---|
[1415] | 587 | const long startTime = GetTime();
|
---|
[1201] | 588 | cout << "building kd tree ... " << endl;
|
---|
[1344] | 589 |
|
---|
[372] | 590 | mKdTree->Construct();
|
---|
[1344] | 591 |
|
---|
[1415] | 592 | cout << "finished kd tree construction in " << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 593 | << " secs " << endl;
|
---|
[1344] | 594 |
|
---|
[372] | 595 | return true;
|
---|
| 596 | }
|
---|
| 597 |
|
---|
[1415] | 598 |
|
---|
[372] | 599 | void
|
---|
| 600 | Preprocessor::KdTreeStatistics(ostream &s)
|
---|
| 601 | {
|
---|
| 602 | s<<mKdTree->GetStatistics();
|
---|
| 603 | }
|
---|
| 604 |
|
---|
| 605 | void
|
---|
| 606 | Preprocessor::BspTreeStatistics(ostream &s)
|
---|
| 607 | {
|
---|
| 608 | s << mBspTree->GetStatistics();
|
---|
| 609 | }
|
---|
| 610 |
|
---|
| 611 | bool
|
---|
[2342] | 612 | Preprocessor::Export( const string &filename,
|
---|
[2544] | 613 | const bool scene,
|
---|
| 614 | const bool kdtree
|
---|
| 615 | )
|
---|
[372] | 616 | {
|
---|
[2544] | 617 | Exporter *exporter = Exporter::GetExporter(filename);
|
---|
[372] | 618 |
|
---|
[2544] | 619 | if (exporter) {
|
---|
| 620 | if (2 && scene)
|
---|
| 621 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
[372] | 622 |
|
---|
[2544] | 623 | if (1 && kdtree) {
|
---|
| 624 | exporter->SetWireframe();
|
---|
| 625 | exporter->ExportKdTree(*mKdTree);
|
---|
| 626 | }
|
---|
[372] | 627 |
|
---|
[2544] | 628 | delete exporter;
|
---|
| 629 | return true;
|
---|
| 630 | }
|
---|
| 631 |
|
---|
| 632 | return false;
|
---|
[372] | 633 | }
|
---|
[429] | 634 |
|
---|
[508] | 635 |
|
---|
[463] | 636 | bool Preprocessor::PrepareViewCells()
|
---|
| 637 | {
|
---|
[2543] | 638 | // load the view cells assigning the found objects to the pvss
|
---|
[2544] | 639 | #if 0
|
---|
[2543] | 640 | cerr << "loading binary view cells" << endl;
|
---|
| 641 | ViewCellsManager *dummyViewCellsManager =
|
---|
| 642 | LoadViewCellsBinary("test.vc", mObjects, false, NULL);
|
---|
| 643 |
|
---|
| 644 | //cerr << "reexporting the binary view cells" << endl;
|
---|
| 645 | //dummyViewCellsManager->ExportViewCellsBinary("outvc.xml.gz", true, mObjects);
|
---|
| 646 |
|
---|
| 647 | return false;
|
---|
| 648 | #endif
|
---|
| 649 |
|
---|
[1523] | 650 | ///////
|
---|
[577] | 651 | //-- parse view cells construction method
|
---|
[1563] | 652 |
|
---|
[1004] | 653 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", mLoadViewCells);
|
---|
[577] | 654 | char buf[100];
|
---|
[1585] | 655 |
|
---|
[2172] | 656 | if (mLoadViewCells)
|
---|
[997] | 657 | {
|
---|
[2183] | 658 |
|
---|
| 659 | #ifdef USE_BIT_PVS
|
---|
| 660 | // HACK: for kd pvs, set pvs size to maximal number of kd nodes
|
---|
| 661 | vector<KdLeaf *> leaves;
|
---|
| 662 | preprocessor->mKdTree->CollectLeaves(leaves);
|
---|
| 663 |
|
---|
| 664 | ObjectPvs::SetPvsSize((int)leaves.size());
|
---|
| 665 | #endif
|
---|
| 666 |
|
---|
[2172] | 667 | Environment::GetSingleton()->GetStringValue("ViewCells.filename", buf);
|
---|
[2183] | 668 | cout << "loading objects from " << buf << endl;
|
---|
[2117] | 669 |
|
---|
[2183] | 670 | // load objects which will be used as pvs entries
|
---|
| 671 | ObjectContainer pvsObjects;
|
---|
| 672 | if (0) LoadObjects(buf, pvsObjects, mObjects);
|
---|
[2117] | 673 |
|
---|
[2183] | 674 | const bool finalizeViewCells = true;
|
---|
| 675 | cout << "loading view cells from " << buf << endl;
|
---|
| 676 |
|
---|
| 677 | mViewCellsManager = ViewCellsManager::LoadViewCells(buf,
|
---|
| 678 | pvsObjects,
|
---|
| 679 | mObjects,
|
---|
| 680 | finalizeViewCells,
|
---|
| 681 | NULL);
|
---|
| 682 |
|
---|
[1740] | 683 | cout << "view cells loaded." << endl<<flush;
|
---|
| 684 |
|
---|
| 685 | if (!mViewCellsManager)
|
---|
| 686 | {
|
---|
[2072] | 687 | cerr << "no view cells manager could be loaded" << endl;
|
---|
[1740] | 688 | return false;
|
---|
| 689 | }
|
---|
[577] | 690 | }
|
---|
| 691 | else
|
---|
| 692 | {
|
---|
[2543] | 693 | // parse type of view cells manager
|
---|
[1004] | 694 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
[1740] | 695 | mViewCellsManager = CreateViewCellsManager(buf);
|
---|
[1112] | 696 |
|
---|
| 697 | // default view space is the extent of the scene
|
---|
[1723] | 698 | AxisAlignedBox3 viewSpaceBox;
|
---|
[1740] | 699 |
|
---|
[1723] | 700 | if (mUseViewSpaceBox)
|
---|
[1563] | 701 | {
|
---|
[1723] | 702 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
| 703 |
|
---|
[1563] | 704 | // use a small box outside of the scene
|
---|
[1723] | 705 | viewSpaceBox.Scale(Vector3(0.15f, 0.3f, 0.5f));
|
---|
| 706 | //viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.5f, 0, 0));
|
---|
| 707 | viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.3f, 0, 0));
|
---|
| 708 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
[1563] | 709 | }
|
---|
[1723] | 710 | else
|
---|
| 711 | {
|
---|
| 712 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
| 713 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
| 714 | }
|
---|
[1545] | 715 |
|
---|
| 716 | bool loadVcGeometry;
|
---|
| 717 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadGeometry", loadVcGeometry);
|
---|
| 718 |
|
---|
| 719 | bool extrudeBaseTriangles;
|
---|
| 720 | Environment::GetSingleton()->GetBoolValue("ViewCells.useBaseTrianglesAsGeometry", extrudeBaseTriangles);
|
---|
| 721 |
|
---|
| 722 | char vcGeomFilename[100];
|
---|
| 723 | Environment::GetSingleton()->GetStringValue("ViewCells.geometryFilename", vcGeomFilename);
|
---|
[1740] | 724 |
|
---|
[1940] | 725 | // create view cells from specified geometry
|
---|
[1627] | 726 | if (loadVcGeometry)
|
---|
[1545] | 727 | {
|
---|
[1627] | 728 | if (mViewCellsManager->GetType() == ViewCellsManager::BSP)
|
---|
[1545] | 729 | {
|
---|
[1627] | 730 | if (!mViewCellsManager->LoadViewCellsGeometry(vcGeomFilename, extrudeBaseTriangles))
|
---|
| 731 | {
|
---|
| 732 | cerr << "loading view cells geometry failed" << endl;
|
---|
| 733 | }
|
---|
[1545] | 734 | }
|
---|
[1627] | 735 | else
|
---|
| 736 | {
|
---|
| 737 | cerr << "loading view cells geometry is not implemented for this manager" << endl;
|
---|
| 738 | }
|
---|
[1545] | 739 | }
|
---|
[577] | 740 | }
|
---|
[1740] | 741 |
|
---|
[1486] | 742 | ////////
|
---|
[1523] | 743 | //-- evaluation of render cost heuristics
|
---|
[1768] | 744 |
|
---|
[473] | 745 | float objRenderCost = 0, vcOverhead = 0, moveSpeed = 0;
|
---|
| 746 |
|
---|
[1004] | 747 | Environment::GetSingleton()->GetFloatValue("Simulation.objRenderCost",objRenderCost);
|
---|
| 748 | Environment::GetSingleton()->GetFloatValue("Simulation.vcOverhead", vcOverhead);
|
---|
| 749 | Environment::GetSingleton()->GetFloatValue("Simulation.moveSpeed", moveSpeed);
|
---|
[1740] | 750 |
|
---|
[473] | 751 | mRenderSimulator =
|
---|
| 752 | new RenderSimulator(mViewCellsManager, objRenderCost, vcOverhead, moveSpeed);
|
---|
[440] | 753 |
|
---|
[480] | 754 | mViewCellsManager->SetRenderer(mRenderSimulator);
|
---|
[1785] | 755 |
|
---|
[1581] | 756 | mViewCellsManager->SetPreprocessor(this);
|
---|
[1940] | 757 |
|
---|
[463] | 758 | return true;
|
---|
[490] | 759 | }
|
---|
| 760 |
|
---|
[1292] | 761 |
|
---|
[1563] | 762 | bool Preprocessor::ConstructViewCells()
|
---|
[1292] | 763 | {
|
---|
[1627] | 764 | // construct view cells using it's own set of samples
|
---|
| 765 | mViewCellsManager->Construct(this);
|
---|
| 766 |
|
---|
| 767 | // visualizations and statistics
|
---|
| 768 | Debug << "finished view cells:" << endl;
|
---|
| 769 | mViewCellsManager->PrintStatistics(Debug);
|
---|
| 770 |
|
---|
| 771 | return true;
|
---|
[1292] | 772 | }
|
---|
[490] | 773 |
|
---|
[1294] | 774 |
|
---|
[575] | 775 | ViewCellsManager *Preprocessor::CreateViewCellsManager(const char *name)
|
---|
| 776 | {
|
---|
[1264] | 777 | ViewCellsTree *vcTree = new ViewCellsTree;
|
---|
| 778 |
|
---|
[575] | 779 | if (strcmp(name, "kdTree") == 0)
|
---|
| 780 | {
|
---|
[1264] | 781 | mViewCellsManager = new KdViewCellsManager(vcTree, mKdTree);
|
---|
[575] | 782 | }
|
---|
| 783 | else if (strcmp(name, "bspTree") == 0)
|
---|
| 784 | {
|
---|
| 785 | Debug << "view cell type: Bsp" << endl;
|
---|
| 786 |
|
---|
[577] | 787 | mBspTree = new BspTree();
|
---|
[1264] | 788 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
[575] | 789 | }
|
---|
| 790 | else if (strcmp(name, "vspBspTree") == 0)
|
---|
| 791 | {
|
---|
| 792 | Debug << "view cell type: VspBsp" << endl;
|
---|
| 793 |
|
---|
[1004] | 794 | mVspBspTree = new VspBspTree();
|
---|
[1264] | 795 | mViewCellsManager = new VspBspViewCellsManager(vcTree, mVspBspTree);
|
---|
[575] | 796 | }
|
---|
[1006] | 797 | else if (strcmp(name, "vspOspTree") == 0)
|
---|
[575] | 798 | {
|
---|
[1421] | 799 | Debug << "view cell type: VspOsp" << endl;
|
---|
[1288] | 800 | char buf[100];
|
---|
| 801 | Environment::GetSingleton()->GetStringValue("Hierarchy.type", buf);
|
---|
[1022] | 802 |
|
---|
[1740] | 803 | mViewCellsManager = new VspOspViewCellsManager(vcTree, buf);
|
---|
[575] | 804 | }
|
---|
[1421] | 805 | else if (strcmp(name, "sceneDependent") == 0) //TODO
|
---|
[575] | 806 | {
|
---|
[1143] | 807 | Debug << "view cell type: Bsp" << endl;
|
---|
[1421] | 808 |
|
---|
[575] | 809 | mBspTree = new BspTree();
|
---|
[1264] | 810 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
[575] | 811 | }
|
---|
| 812 | else
|
---|
| 813 | {
|
---|
[664] | 814 | cerr << "Wrong view cells type " << name << "!!!" << endl;
|
---|
[575] | 815 | exit(1);
|
---|
| 816 | }
|
---|
| 817 |
|
---|
| 818 | return mViewCellsManager;
|
---|
| 819 | }
|
---|
| 820 |
|
---|
| 821 |
|
---|
[491] | 822 | // use ascii format to store rays
|
---|
| 823 | #define USE_ASCII 0
|
---|
| 824 |
|
---|
| 825 |
|
---|
[2342] | 826 | bool Preprocessor::LoadKdTree(const string &filename)
|
---|
[1197] | 827 | {
|
---|
[1414] | 828 | mKdTree = new KdTree();
|
---|
[2539] | 829 | return mKdTree->ImportBinTree(filename.c_str(), mObjects);
|
---|
[1197] | 830 | }
|
---|
| 831 |
|
---|
[1414] | 832 |
|
---|
[2342] | 833 | bool Preprocessor::ExportKdTree(const string &filename)
|
---|
[1197] | 834 | {
|
---|
[1414] | 835 | return mKdTree->ExportBinTree(filename.c_str());
|
---|
[1197] | 836 | }
|
---|
| 837 |
|
---|
| 838 |
|
---|
[490] | 839 | bool Preprocessor::LoadSamples(VssRayContainer &samples,
|
---|
| 840 | ObjectContainer &objects) const
|
---|
| 841 | {
|
---|
| 842 | std::stable_sort(objects.begin(), objects.end(), ilt);
|
---|
| 843 | char fileName[100];
|
---|
[1004] | 844 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
[490] | 845 |
|
---|
[491] | 846 | Vector3 origin, termination;
|
---|
| 847 | // HACK: needed only for lower_bound algorithm to find the
|
---|
| 848 | // intersected objects
|
---|
| 849 | MeshInstance sObj(NULL);
|
---|
| 850 | MeshInstance tObj(NULL);
|
---|
[490] | 851 |
|
---|
[491] | 852 | #if USE_ASCII
|
---|
[2452] | 853 | ifstream inStream(fileName);
|
---|
| 854 | if (!inStream.is_open())
|
---|
[490] | 855 | return false;
|
---|
| 856 |
|
---|
| 857 | string buf;
|
---|
[2452] | 858 | while (!(getline(inStream, buf)).eof())
|
---|
[490] | 859 | {
|
---|
[491] | 860 | sscanf(buf.c_str(), "%f %f %f %f %f %f %d %d",
|
---|
[490] | 861 | &origin.x, &origin.y, &origin.z,
|
---|
[491] | 862 | &termination.x, &termination.y, &termination.z,
|
---|
| 863 | &(sObj.mId), &(tObj.mId));
|
---|
[490] | 864 |
|
---|
[491] | 865 | Intersectable *sourceObj = NULL;
|
---|
| 866 | Intersectable *termObj = NULL;
|
---|
| 867 |
|
---|
| 868 | if (sObj.mId >= 0)
|
---|
[490] | 869 | {
|
---|
| 870 | ObjectContainer::iterator oit =
|
---|
[491] | 871 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
| 872 | sourceObj = *oit;
|
---|
| 873 | }
|
---|
| 874 |
|
---|
| 875 | if (tObj.mId >= 0)
|
---|
| 876 | {
|
---|
| 877 | ObjectContainer::iterator oit =
|
---|
| 878 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
| 879 | termObj = *oit;
|
---|
| 880 | }
|
---|
[490] | 881 |
|
---|
[491] | 882 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
| 883 | }
|
---|
| 884 | #else
|
---|
[2452] | 885 | ifstream inStream(fileName, ios::binary);
|
---|
| 886 | if (!inStream.is_open())
|
---|
[491] | 887 | return false;
|
---|
| 888 |
|
---|
| 889 | while (1)
|
---|
| 890 | {
|
---|
[2452] | 891 | inStream.read(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
| 892 | inStream.read(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
| 893 | inStream.read(reinterpret_cast<char *>(&(sObj.mId)), sizeof(int));
|
---|
| 894 | inStream.read(reinterpret_cast<char *>(&(tObj.mId)), sizeof(int));
|
---|
[491] | 895 |
|
---|
[2452] | 896 | if (inStream.eof())
|
---|
[491] | 897 | break;
|
---|
| 898 |
|
---|
| 899 | Intersectable *sourceObj = NULL;
|
---|
| 900 | Intersectable *termObj = NULL;
|
---|
| 901 |
|
---|
| 902 | if (sObj.mId >= 0)
|
---|
| 903 | {
|
---|
| 904 | ObjectContainer::iterator oit =
|
---|
| 905 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
| 906 | sourceObj = *oit;
|
---|
[490] | 907 | }
|
---|
[491] | 908 |
|
---|
| 909 | if (tObj.mId >= 0)
|
---|
[490] | 910 | {
|
---|
[491] | 911 | ObjectContainer::iterator oit =
|
---|
| 912 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
| 913 | termObj = *oit;
|
---|
[490] | 914 | }
|
---|
[491] | 915 |
|
---|
| 916 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
[490] | 917 | }
|
---|
[1779] | 918 | #endif
|
---|
[491] | 919 |
|
---|
[2452] | 920 | inStream.close();
|
---|
[490] | 921 |
|
---|
| 922 | return true;
|
---|
| 923 | }
|
---|
| 924 |
|
---|
[508] | 925 |
|
---|
| 926 | bool Preprocessor::ExportSamples(const VssRayContainer &samples) const
|
---|
[490] | 927 | {
|
---|
[491] | 928 | char fileName[100];
|
---|
[1004] | 929 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
[491] | 930 |
|
---|
[490] | 931 |
|
---|
| 932 | VssRayContainer::const_iterator it, it_end = samples.end();
|
---|
| 933 |
|
---|
[491] | 934 | #if USE_ASCII
|
---|
| 935 | ofstream samplesOut(fileName);
|
---|
[490] | 936 | if (!samplesOut.is_open())
|
---|
| 937 | return false;
|
---|
| 938 |
|
---|
| 939 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
| 940 | {
|
---|
| 941 | VssRay *ray = *it;
|
---|
[491] | 942 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
| 943 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
| 944 |
|
---|
[490] | 945 | samplesOut << ray->GetOrigin().x << " " << ray->GetOrigin().y << " " << ray->GetOrigin().z << " "
|
---|
| 946 | << ray->GetTermination().x << " " << ray->GetTermination().y << " " << ray->GetTermination().z << " "
|
---|
[491] | 947 | << sourceid << " " << termid << "\n";
|
---|
[490] | 948 | }
|
---|
[491] | 949 | #else
|
---|
| 950 | ofstream samplesOut(fileName, ios::binary);
|
---|
| 951 | if (!samplesOut.is_open())
|
---|
| 952 | return false;
|
---|
| 953 |
|
---|
| 954 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
| 955 | {
|
---|
| 956 | VssRay *ray = *it;
|
---|
| 957 | Vector3 origin(ray->GetOrigin());
|
---|
| 958 | Vector3 termination(ray->GetTermination());
|
---|
| 959 |
|
---|
| 960 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
| 961 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
| 962 |
|
---|
| 963 | samplesOut.write(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
| 964 | samplesOut.write(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
| 965 | samplesOut.write(reinterpret_cast<char *>(&sourceid), sizeof(int));
|
---|
| 966 | samplesOut.write(reinterpret_cast<char *>(&termid), sizeof(int));
|
---|
| 967 | }
|
---|
| 968 | #endif
|
---|
[490] | 969 | samplesOut.close();
|
---|
[1194] | 970 |
|
---|
[490] | 971 | return true;
|
---|
| 972 | }
|
---|
[563] | 973 |
|
---|
[1771] | 974 |
|
---|
| 975 | int
|
---|
| 976 | Preprocessor::GenerateRays(const int number,
|
---|
[1867] | 977 | SamplingStrategy &strategy,
|
---|
| 978 | SimpleRayContainer &rays)
|
---|
[1020] | 979 | {
|
---|
[1867] | 980 | return strategy.GenerateSamples(number, rays);
|
---|
[1771] | 981 | }
|
---|
[860] | 982 |
|
---|
[1990] | 983 |
|
---|
[1771] | 984 | int
|
---|
| 985 | Preprocessor::GenerateRays(const int number,
|
---|
[1898] | 986 | const int sampleType,
|
---|
| 987 | SimpleRayContainer &rays)
|
---|
[1771] | 988 | {
|
---|
[1772] | 989 | const int startSize = (int)rays.size();
|
---|
| 990 | SamplingStrategy *strategy = GenerateSamplingStrategy(sampleType);
|
---|
| 991 | int castRays = 0;
|
---|
| 992 |
|
---|
| 993 | if (!strategy)
|
---|
[1381] | 994 | {
|
---|
[1772] | 995 | return 0;
|
---|
[1381] | 996 | }
|
---|
[1772] | 997 |
|
---|
[1381] | 998 | #if 1
|
---|
[1772] | 999 | castRays = strategy->GenerateSamples(number, rays);
|
---|
[1381] | 1000 | #else
|
---|
[1772] | 1001 | GenerateRayBundle(rays, newRay, 16, 0);
|
---|
| 1002 | castRays += 16;
|
---|
[1381] | 1003 | #endif
|
---|
[1772] | 1004 |
|
---|
| 1005 | delete strategy;
|
---|
| 1006 | return castRays;
|
---|
[878] | 1007 | }
|
---|
[1020] | 1008 |
|
---|
| 1009 |
|
---|
[1884] | 1010 | SamplingStrategy *Preprocessor::GenerateSamplingStrategy(const int strategyId)
|
---|
[1020] | 1011 | {
|
---|
| 1012 | switch (strategyId)
|
---|
| 1013 | {
|
---|
[1520] | 1014 | case SamplingStrategy::OBJECT_BASED_DISTRIBUTION:
|
---|
[1020] | 1015 | return new ObjectBasedDistribution(*this);
|
---|
[1520] | 1016 | case SamplingStrategy::OBJECT_DIRECTION_BASED_DISTRIBUTION:
|
---|
[1020] | 1017 | return new ObjectDirectionBasedDistribution(*this);
|
---|
[1520] | 1018 | case SamplingStrategy::DIRECTION_BASED_DISTRIBUTION:
|
---|
[1020] | 1019 | return new DirectionBasedDistribution(*this);
|
---|
[1520] | 1020 | case SamplingStrategy::DIRECTION_BOX_BASED_DISTRIBUTION:
|
---|
[1020] | 1021 | return new DirectionBoxBasedDistribution(*this);
|
---|
[1520] | 1022 | case SamplingStrategy::SPATIAL_BOX_BASED_DISTRIBUTION:
|
---|
[1020] | 1023 | return new SpatialBoxBasedDistribution(*this);
|
---|
[1695] | 1024 | case SamplingStrategy::REVERSE_OBJECT_BASED_DISTRIBUTION:
|
---|
| 1025 | return new ReverseObjectBasedDistribution(*this);
|
---|
[1769] | 1026 | case SamplingStrategy::VIEWCELL_BORDER_BASED_DISTRIBUTION:
|
---|
| 1027 | return new ViewCellBorderBasedDistribution(*this);
|
---|
[1772] | 1028 | case SamplingStrategy::VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
| 1029 | return new ViewSpaceBorderBasedDistribution(*this);
|
---|
| 1030 | case SamplingStrategy::REVERSE_VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
| 1031 | return new ReverseViewSpaceBorderBasedDistribution(*this);
|
---|
[1824] | 1032 | case SamplingStrategy::GLOBAL_LINES_DISTRIBUTION:
|
---|
| 1033 | return new GlobalLinesDistribution(*this);
|
---|
| 1034 |
|
---|
| 1035 | //case OBJECTS_INTERIOR_DISTRIBUTION:
|
---|
| 1036 | // return new ObjectsInteriorDistribution(*this);
|
---|
[1020] | 1037 | default: // no valid strategy
|
---|
[1279] | 1038 | Debug << "warning: no valid sampling strategy" << endl;
|
---|
[1020] | 1039 | return NULL;
|
---|
| 1040 | }
|
---|
[1221] | 1041 |
|
---|
[1570] | 1042 | return NULL; // should never come here
|
---|
[1020] | 1043 | }
|
---|
| 1044 |
|
---|
| 1045 |
|
---|
[2342] | 1046 | bool Preprocessor::LoadInternKdTree(const string &internKdTree)
|
---|
[2003] | 1047 | {
|
---|
[2342] | 1048 | bool mUseKdTree = true;
|
---|
| 1049 |
|
---|
| 1050 | if (!mUseKdTree) {
|
---|
[2575] | 1051 | // create just a dummy KdTree
|
---|
| 1052 | mKdTree = new KdTree;
|
---|
| 1053 | return true;
|
---|
[2342] | 1054 | }
|
---|
| 1055 |
|
---|
[2575] | 1056 | int rayCastMethod;
|
---|
| 1057 | Environment::GetSingleton()->
|
---|
| 1058 | GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
| 1059 |
|
---|
| 1060 | if (rayCastMethod == 2) {
|
---|
| 1061 | //HavranRayCaster *hr =
|
---|
| 1062 | // dynamic_cast<HavranRayCaster*>(mRayCaster);
|
---|
[2580] | 1063 | #if TODO
|
---|
[2575] | 1064 | HavranRayCaster *hr =
|
---|
| 1065 | reinterpret_cast<HavranRayCaster*>(mRayCaster);
|
---|
| 1066 | hr->Build(this->mObjects);
|
---|
[2580] | 1067 | #endif
|
---|
[2575] | 1068 | return true;
|
---|
| 1069 | }
|
---|
| 1070 |
|
---|
[2342] | 1071 | // always try to load the kd tree
|
---|
| 1072 | cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
| 1073 |
|
---|
| 1074 | if (!LoadKdTree(internKdTree)) {
|
---|
| 1075 | cout << "error loading kd tree with filename "
|
---|
| 1076 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
| 1077 | // build new kd tree from scene geometry
|
---|
| 1078 | BuildKdTree();
|
---|
| 1079 |
|
---|
| 1080 | // export kd tree?
|
---|
| 1081 | const long startTime = GetTime();
|
---|
| 1082 | cout << "exporting kd tree ... ";
|
---|
| 1083 |
|
---|
| 1084 | if (!ExportKdTree(internKdTree))
|
---|
| 1085 | {
|
---|
| 1086 | cout << " error exporting kd tree with filename "
|
---|
| 1087 | << internKdTree << endl;
|
---|
| 1088 | }
|
---|
| 1089 | else
|
---|
| 1090 | {
|
---|
| 1091 | cout << "finished in "
|
---|
| 1092 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 1093 | << " secs" << endl;
|
---|
| 1094 | }
|
---|
| 1095 | }
|
---|
| 1096 |
|
---|
| 1097 | KdTreeStatistics(cout);
|
---|
| 1098 | cout << mKdTree->GetBox() << endl;
|
---|
| 1099 |
|
---|
[2035] | 1100 | return true;
|
---|
[2003] | 1101 | }
|
---|
| 1102 |
|
---|
| 1103 |
|
---|
[2342] | 1104 | bool Preprocessor::InitRayCast(const string &externKdTree,
|
---|
| 1105 | const string &internKdTree)
|
---|
[1221] | 1106 | {
|
---|
[1633] | 1107 | // always try to load the kd tree
|
---|
[2003] | 1108 | /* cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
[1634] | 1109 |
|
---|
| 1110 | if (!LoadKdTree(internKdTree))
|
---|
| 1111 | {
|
---|
[1968] | 1112 | cout << "error loading kd tree with filename "
|
---|
| 1113 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
[1633] | 1114 | // build new kd tree from scene geometry
|
---|
[1415] | 1115 | BuildKdTree();
|
---|
| 1116 |
|
---|
[1627] | 1117 | // export kd tree?
|
---|
[1633] | 1118 | const long startTime = GetTime();
|
---|
[1627] | 1119 | cout << "exporting kd tree ... ";
|
---|
| 1120 |
|
---|
| 1121 | if (!ExportKdTree(internKdTree))
|
---|
| 1122 | {
|
---|
[1968] | 1123 | cout << " error exporting kd tree with filename "
|
---|
| 1124 | << internKdTree << endl;
|
---|
[1627] | 1125 | }
|
---|
| 1126 | else
|
---|
| 1127 | {
|
---|
[1968] | 1128 | cout << "finished in "
|
---|
| 1129 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 1130 | << " secs" << endl;
|
---|
[1627] | 1131 | }
|
---|
[1415] | 1132 | }
|
---|
[1633] | 1133 |
|
---|
| 1134 | KdTreeStatistics(cout);
|
---|
| 1135 | cout << mKdTree->GetBox() << endl;
|
---|
[2003] | 1136 | */
|
---|
[1520] | 1137 | int rayCastMethod;
|
---|
[1968] | 1138 | Environment::GetSingleton()->
|
---|
[2575] | 1139 | GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
[1520] | 1140 |
|
---|
| 1141 | if (rayCastMethod == 0)
|
---|
[1221] | 1142 | {
|
---|
[2575] | 1143 | cout << "ray cast method: internal" << endl;
|
---|
| 1144 | mRayCaster = new InternalRayCaster(*this);
|
---|
[1221] | 1145 | }
|
---|
[2575] | 1146 | if (rayCastMethod == 1)
|
---|
[1520] | 1147 | {
|
---|
[1524] | 1148 | #ifdef GTP_INTERNAL
|
---|
[1867] | 1149 | cout << "ray cast method: intel" << endl;
|
---|
| 1150 | mRayCaster = new IntelRayCaster(*this, externKdTree);
|
---|
[1524] | 1151 | #endif
|
---|
[1251] | 1152 | }
|
---|
[2575] | 1153 | if (rayCastMethod == 2)
|
---|
| 1154 | {
|
---|
[2580] | 1155 | #if TODO
|
---|
| 1156 | cout << "ray cast method: havran" << endl;
|
---|
[2575] | 1157 | mRayCaster = new HavranRayCaster(*this);
|
---|
[2580] | 1158 | #endif
|
---|
[2575] | 1159 | }
|
---|
[1867] | 1160 |
|
---|
[2559] | 1161 | /////////////////
|
---|
[2072] | 1162 | //-- reserve constant block of rays
|
---|
| 1163 |
|
---|
| 1164 | // hack: If we dont't use view cells loading, there must be at least as much rays
|
---|
| 1165 | // as are needed for the view cells construction
|
---|
| 1166 | bool loadViewCells;
|
---|
| 1167 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", loadViewCells);
|
---|
| 1168 |
|
---|
[2187] | 1169 | int reserveRays;
|
---|
| 1170 | int constructionSamples;
|
---|
[2072] | 1171 |
|
---|
| 1172 | if (!loadViewCells)
|
---|
| 1173 | {
|
---|
[2187] | 1174 | cout << "hack: setting ray pool size to view cell construction or evaluation size" << endl;
|
---|
[2072] | 1175 |
|
---|
[2187] | 1176 | constructionSamples = 1000000;
|
---|
| 1177 |
|
---|
[2072] | 1178 | char buf[100];
|
---|
| 1179 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
[2187] | 1180 |
|
---|
[2072] | 1181 | if (strcmp(buf, "vspBspTree") == 0)
|
---|
| 1182 | {
|
---|
[2187] | 1183 | Environment::GetSingleton()->GetIntValue("VspBspTree.Construction.samples", constructionSamples);
|
---|
| 1184 |
|
---|
[2072] | 1185 | }
|
---|
| 1186 | else if (strcmp(buf, "vspOspTree") == 0)
|
---|
| 1187 | {
|
---|
[2187] | 1188 | Environment::GetSingleton()->GetIntValue("Hierarchy.Construction.samples", constructionSamples);
|
---|
[2072] | 1189 | }
|
---|
[2187] | 1190 |
|
---|
| 1191 | int evalSamplesPerPass;
|
---|
| 1192 |
|
---|
| 1193 | Environment::GetSingleton()->GetIntValue("ViewCells.Evaluation.samplesPerPass", evalSamplesPerPass);
|
---|
| 1194 |
|
---|
| 1195 | reserveRays = max(constructionSamples, evalSamplesPerPass);
|
---|
| 1196 | reserveRays *= 2;
|
---|
[2072] | 1197 | }
|
---|
| 1198 | else
|
---|
| 1199 | {
|
---|
[2187] | 1200 | cout << "setting ray pool size to samples per pass" << endl;
|
---|
[2072] | 1201 | reserveRays = mSamplesPerPass * 2;
|
---|
| 1202 | }
|
---|
| 1203 |
|
---|
[2048] | 1204 | cout << "======================" << endl;
|
---|
[2072] | 1205 | cout << "reserving " << reserveRays << " rays " << endl;
|
---|
| 1206 | mRayCaster->ReserveVssRayPool(reserveRays);
|
---|
[2012] | 1207 |
|
---|
[1520] | 1208 | return true;
|
---|
[1281] | 1209 | }
|
---|
| 1210 |
|
---|
[1292] | 1211 |
|
---|
[1281] | 1212 | void
|
---|
| 1213 | Preprocessor::CastRays(
|
---|
| 1214 | SimpleRayContainer &rays,
|
---|
[1520] | 1215 | VssRayContainer &vssRays,
|
---|
[1528] | 1216 | const bool castDoubleRays,
|
---|
[1996] | 1217 | const bool pruneInvalidRays
|
---|
[1281] | 1218 | )
|
---|
| 1219 | {
|
---|
[2035] | 1220 |
|
---|
[2069] | 1221 | const long t1 = GetTime();
|
---|
[2035] | 1222 |
|
---|
[2198] | 1223 | if (rays.size() > 10000)
|
---|
[2187] | 1224 | {
|
---|
[2539] | 1225 |
|
---|
[2072] | 1226 | mRayCaster->SortRays(rays);
|
---|
[2069] | 1227 | cout<<"Rays sorted in "<<TimeDiff(t1, GetTime())<<" ms."<<endl;
|
---|
[1984] | 1228 | }
|
---|
[1972] | 1229 |
|
---|
[2072] | 1230 |
|
---|
[2076] | 1231 | if (mUseHwGlobalLines)
|
---|
[2187] | 1232 | {
|
---|
[2539] | 1233 | CastRaysWithHwGlobalLines(
|
---|
| 1234 | rays,
|
---|
| 1235 | vssRays,
|
---|
| 1236 | castDoubleRays,
|
---|
| 1237 | pruneInvalidRays
|
---|
| 1238 | );
|
---|
[2187] | 1239 | }
|
---|
[2076] | 1240 | else
|
---|
[2187] | 1241 | {
|
---|
[2539] | 1242 | mRayCaster->CastRays(
|
---|
| 1243 | rays,
|
---|
| 1244 | vssRays,
|
---|
| 1245 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1246 | castDoubleRays,
|
---|
| 1247 | pruneInvalidRays);
|
---|
[2187] | 1248 | }
|
---|
| 1249 |
|
---|
| 1250 | if (rays.size() > 10000)
|
---|
[2076] | 1251 | {
|
---|
| 1252 | cout << endl;
|
---|
[2539] | 1253 | long t2 = GetTime();
|
---|
[2072] | 1254 |
|
---|
[2076] | 1255 | #if SHOW_RAYCAST_TIMING
|
---|
| 1256 | if (castDoubleRays)
|
---|
| 1257 | cout << 2 * rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
| 1258 | else
|
---|
| 1259 | cout << rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
| 1260 | #endif
|
---|
| 1261 | }
|
---|
[2574] | 1262 | cerr<<"Deternmining PVS objects"<<endl;
|
---|
[2076] | 1263 | DeterminePvsObjects(vssRays);
|
---|
| 1264 | }
|
---|
| 1265 |
|
---|
| 1266 |
|
---|
| 1267 | void
|
---|
| 1268 | Preprocessor::CastRaysWithHwGlobalLines(
|
---|
| 1269 | SimpleRayContainer &rays,
|
---|
[2187] | 1270 | VssRayContainer &vssRays,
|
---|
| 1271 | const bool castDoubleRays,
|
---|
| 1272 | const bool pruneInvalidRays)
|
---|
[2076] | 1273 | {
|
---|
| 1274 | SimpleRayContainer::const_iterator rit, rit_end = rays.end();
|
---|
| 1275 | SimpleRayContainer rayBucket;
|
---|
| 1276 | int i = 0;
|
---|
| 1277 | for (rit = rays.begin(); rit != rit_end; ++ rit, ++ i)
|
---|
[1292] | 1278 | {
|
---|
[2076] | 1279 | SimpleRay ray = *rit;
|
---|
[1990] | 1280 | #ifdef USE_CG
|
---|
[1972] | 1281 | // HACK: global lines must be treated special
|
---|
[2076] | 1282 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
[1968] | 1283 | {
|
---|
[2076] | 1284 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
| 1285 | continue;
|
---|
[1968] | 1286 | }
|
---|
[1990] | 1287 | #endif
|
---|
[2187] | 1288 | rayBucket.push_back(ray);
|
---|
| 1289 |
|
---|
| 1290 | // 16 rays gathered => do ray casting
|
---|
| 1291 | if (rayBucket.size() >= 16)
|
---|
[1520] | 1292 | {
|
---|
[2187] | 1293 | mRayCaster->CastRays16(
|
---|
| 1294 | rayBucket,
|
---|
| 1295 | vssRays,
|
---|
| 1296 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1297 | castDoubleRays,
|
---|
| 1298 | pruneInvalidRays);
|
---|
| 1299 |
|
---|
| 1300 | rayBucket.clear();
|
---|
[1292] | 1301 | }
|
---|
[2187] | 1302 |
|
---|
| 1303 | if (rays.size() > 100000 && i % 100000 == 0)
|
---|
[2072] | 1304 | cout<<"\r"<<i<<"/"<<(int)rays.size()<<"\r";
|
---|
[1972] | 1305 | }
|
---|
[2072] | 1306 |
|
---|
[1972] | 1307 | // cast rest of rays
|
---|
| 1308 | SimpleRayContainer::const_iterator sit, sit_end = rayBucket.end();
|
---|
| 1309 |
|
---|
| 1310 | for (sit = rayBucket.begin(); sit != sit_end; ++ sit)
|
---|
| 1311 | {
|
---|
| 1312 | SimpleRay ray = *sit;
|
---|
[1990] | 1313 |
|
---|
| 1314 | #ifdef USE_CG
|
---|
[1972] | 1315 | // HACK: global lines must be treated special
|
---|
| 1316 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
[1932] | 1317 | {
|
---|
[1972] | 1318 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
[1990] | 1319 | continue;
|
---|
[1972] | 1320 | }
|
---|
[1990] | 1321 | #endif
|
---|
| 1322 | mRayCaster->CastRay(
|
---|
| 1323 | ray,
|
---|
| 1324 | vssRays,
|
---|
| 1325 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1326 | castDoubleRays,
|
---|
[1996] | 1327 | pruneInvalidRays);
|
---|
[1990] | 1328 |
|
---|
[1524] | 1329 | }
|
---|
[1743] | 1330 |
|
---|
[1251] | 1331 | }
|
---|
| 1332 |
|
---|
| 1333 |
|
---|
[1381] | 1334 | bool Preprocessor::GenerateRayBundle(SimpleRayContainer &rayBundle,
|
---|
| 1335 | const SimpleRay &mainRay,
|
---|
| 1336 | const int number,
|
---|
| 1337 | const int pertubType) const
|
---|
| 1338 | {
|
---|
| 1339 | rayBundle.push_back(mainRay);
|
---|
| 1340 |
|
---|
[1564] | 1341 | const float pertubOrigin = 0.0f;
|
---|
| 1342 | const float pertubDir = 0.2f;
|
---|
[1381] | 1343 |
|
---|
| 1344 | for (int i = 0; i < number - 1; ++ i)
|
---|
| 1345 | {
|
---|
| 1346 | Vector3 pertub;
|
---|
| 1347 |
|
---|
| 1348 | pertub.x = RandomValue(0.0f, pertubDir);
|
---|
| 1349 | pertub.y = RandomValue(0.0f, pertubDir);
|
---|
| 1350 | pertub.z = RandomValue(0.0f, pertubDir);
|
---|
[1713] | 1351 |
|
---|
[1381] | 1352 | const Vector3 newDir = mainRay.mDirection + pertub;
|
---|
| 1353 | //const Vector3 newDir = mainRay.mDirection;
|
---|
| 1354 |
|
---|
| 1355 | pertub.x = RandomValue(0.0f, pertubOrigin);
|
---|
| 1356 | pertub.y = RandomValue(0.0f, pertubOrigin);
|
---|
| 1357 | pertub.z = RandomValue(0.0f, pertubOrigin);
|
---|
[1713] | 1358 |
|
---|
[1381] | 1359 | const Vector3 newOrigin = mainRay.mOrigin + pertub;
|
---|
| 1360 | //const Vector3 newOrigin = mainRay.mOrigin;
|
---|
| 1361 |
|
---|
[1883] | 1362 | rayBundle.push_back(SimpleRay(newOrigin, newDir, 0, 1.0f));
|
---|
[1381] | 1363 | }
|
---|
| 1364 |
|
---|
| 1365 | return true;
|
---|
| 1366 | }
|
---|
| 1367 |
|
---|
| 1368 |
|
---|
[1251] | 1369 | void Preprocessor::SetupRay(Ray &ray,
|
---|
| 1370 | const Vector3 &point,
|
---|
[1713] | 1371 | const Vector3 &direction) const
|
---|
[1251] | 1372 | {
|
---|
| 1373 | ray.Clear();
|
---|
| 1374 | // do not store anything else then intersections at the ray
|
---|
[1713] | 1375 | ray.Init(point, direction, Ray::LOCAL_RAY);
|
---|
[1251] | 1376 | }
|
---|
| 1377 |
|
---|
[1968] | 1378 |
|
---|
[1917] | 1379 | void Preprocessor::EvalViewCellHistogram()
|
---|
[1771] | 1380 | {
|
---|
[1917] | 1381 | char filename[256];
|
---|
| 1382 | Environment::GetSingleton()->GetStringValue("Preprocessor.histogram.file", filename);
|
---|
[1771] | 1383 |
|
---|
[1917] | 1384 | // mViewCellsManager->EvalViewCellHistogram(filename, 1000000);
|
---|
| 1385 | mViewCellsManager->EvalViewCellHistogramForPvsSize(filename, 1000000);
|
---|
[1771] | 1386 | }
|
---|
[1520] | 1387 |
|
---|
[1900] | 1388 |
|
---|
| 1389 | bool
|
---|
| 1390 | Preprocessor::ExportRays(const char *filename,
|
---|
| 1391 | const VssRayContainer &vssRays,
|
---|
[2001] | 1392 | const int number,
|
---|
| 1393 | const bool exportScene
|
---|
[1900] | 1394 | )
|
---|
| 1395 | {
|
---|
| 1396 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
| 1397 |
|
---|
| 1398 | Exporter *exporter = NULL;
|
---|
| 1399 | exporter = Exporter::GetExporter(filename);
|
---|
| 1400 |
|
---|
| 1401 | if (0) {
|
---|
| 1402 | exporter->SetWireframe();
|
---|
| 1403 | exporter->ExportKdTree(*mKdTree);
|
---|
| 1404 | }
|
---|
| 1405 |
|
---|
| 1406 | exporter->SetFilled();
|
---|
| 1407 | // $$JB temporarily do not export the scene
|
---|
[2001] | 1408 | if (exportScene)
|
---|
[1900] | 1409 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
| 1410 |
|
---|
| 1411 | exporter->SetWireframe();
|
---|
| 1412 |
|
---|
| 1413 | if (1) {
|
---|
| 1414 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
| 1415 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
| 1416 | exporter->ResetForcedMaterial();
|
---|
| 1417 | }
|
---|
| 1418 |
|
---|
| 1419 | VssRayContainer rays;
|
---|
| 1420 | vssRays.SelectRays(number, rays);
|
---|
| 1421 | exporter->ExportRays(rays, RgbColor(1, 0, 0));
|
---|
| 1422 | delete exporter;
|
---|
| 1423 | cout<<"done."<<endl<<flush;
|
---|
| 1424 |
|
---|
| 1425 | return true;
|
---|
[1251] | 1426 | }
|
---|
[1900] | 1427 |
|
---|
[2002] | 1428 | bool
|
---|
| 1429 | Preprocessor::ExportRayAnimation(const char *filename,
|
---|
| 1430 | const vector<VssRayContainer> &vssRays
|
---|
| 1431 | )
|
---|
| 1432 | {
|
---|
| 1433 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
| 1434 |
|
---|
| 1435 | Exporter *exporter = NULL;
|
---|
| 1436 | exporter = Exporter::GetExporter(filename);
|
---|
| 1437 | if (0) {
|
---|
| 1438 | exporter->SetWireframe();
|
---|
| 1439 | exporter->ExportKdTree(*mKdTree);
|
---|
| 1440 | }
|
---|
| 1441 | exporter->SetFilled();
|
---|
| 1442 | // $$JB temporarily do not export the scene
|
---|
[2008] | 1443 | if (0)
|
---|
[2002] | 1444 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
| 1445 | exporter->SetWireframe();
|
---|
| 1446 |
|
---|
| 1447 | if (1) {
|
---|
| 1448 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
| 1449 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
| 1450 | exporter->ResetForcedMaterial();
|
---|
| 1451 | }
|
---|
| 1452 |
|
---|
| 1453 | exporter->ExportRaySets(vssRays, RgbColor(1, 0, 0));
|
---|
| 1454 |
|
---|
| 1455 | delete exporter;
|
---|
| 1456 |
|
---|
| 1457 | cout<<"done."<<endl<<flush;
|
---|
| 1458 |
|
---|
| 1459 | return true;
|
---|
| 1460 | }
|
---|
| 1461 |
|
---|
[1931] | 1462 | void
|
---|
| 1463 | Preprocessor::ComputeRenderError()
|
---|
| 1464 | {
|
---|
| 1465 | // compute rendering error
|
---|
| 1466 |
|
---|
| 1467 | if (renderer && renderer->mPvsStatFrames) {
|
---|
| 1468 | // emit EvalPvsStat();
|
---|
| 1469 | // QMutex mutex;
|
---|
| 1470 | // mutex.lock();
|
---|
| 1471 | // renderer->mRenderingFinished.wait(&mutex);
|
---|
| 1472 | // mutex.unlock();
|
---|
[2049] | 1473 |
|
---|
| 1474 | if (mViewCellsManager->GetViewCellPoints()->size()) {
|
---|
| 1475 |
|
---|
| 1476 | vector<ViewCellPoints *> *vcPoints = mViewCellsManager->GetViewCellPoints();
|
---|
| 1477 |
|
---|
[2050] | 1478 | vector<ViewCellPoints *>::const_iterator
|
---|
| 1479 | vit = vcPoints->begin(),
|
---|
| 1480 | vit_end = vcPoints->end();
|
---|
| 1481 |
|
---|
[2049] | 1482 | SimpleRayContainer viewPoints;
|
---|
| 1483 |
|
---|
[2050] | 1484 | for (; vit != vit_end; ++ vit) {
|
---|
[2049] | 1485 | ViewCellPoints *vp = *vit;
|
---|
| 1486 |
|
---|
| 1487 | SimpleRayContainer::const_iterator rit = vp->second.begin(), rit_end = vp->second.end();
|
---|
| 1488 | for (; rit!=rit_end; ++rit)
|
---|
| 1489 | viewPoints.push_back(*rit);
|
---|
| 1490 | }
|
---|
[2050] | 1491 |
|
---|
| 1492 | if (viewPoints.size() != renderer->mPvsErrorBuffer.size()) {
|
---|
| 1493 | renderer->mPvsErrorBuffer.resize(viewPoints.size());
|
---|
| 1494 | renderer->ClearErrorBuffer();
|
---|
| 1495 | }
|
---|
| 1496 |
|
---|
[2049] | 1497 | renderer->EvalPvsStat(viewPoints);
|
---|
| 1498 | } else
|
---|
| 1499 | renderer->EvalPvsStat();
|
---|
[2050] | 1500 |
|
---|
[1931] | 1501 | mStats <<
|
---|
| 1502 | "#AvgPvsRenderError\n" <<renderer->mPvsStat.GetAvgError()<<endl<<
|
---|
[2002] | 1503 | "#AvgPixelError\n" <<renderer->GetAvgPixelError()<<endl<<
|
---|
[2008] | 1504 | "#MaxPixelError\n" <<renderer->GetMaxPixelError()<<endl<<
|
---|
[1931] | 1505 | "#MaxPvsRenderError\n" <<renderer->mPvsStat.GetMaxError()<<endl<<
|
---|
| 1506 | "#ErrorFreeFrames\n" <<renderer->mPvsStat.GetErrorFreeFrames()<<endl<<
|
---|
| 1507 | "#AvgRenderPvs\n" <<renderer->mPvsStat.GetAvgPvs()<<endl;
|
---|
| 1508 | }
|
---|
[1900] | 1509 | }
|
---|
[1931] | 1510 |
|
---|
[1958] | 1511 |
|
---|
| 1512 | Intersectable *Preprocessor::GetObjectById(const int id)
|
---|
| 1513 | {
|
---|
[1960] | 1514 | #if 1
|
---|
[1958] | 1515 | // create a dummy mesh instance to be able to use stl
|
---|
| 1516 | MeshInstance object(NULL);
|
---|
| 1517 | object.SetId(id);
|
---|
| 1518 |
|
---|
| 1519 | ObjectContainer::const_iterator oit =
|
---|
| 1520 | lower_bound(mObjects.begin(), mObjects.end(), &object, ilt);
|
---|
| 1521 |
|
---|
| 1522 | // objects sorted by id
|
---|
| 1523 | if ((oit != mObjects.end()) && ((*oit)->GetId() == object.GetId()))
|
---|
| 1524 | {
|
---|
| 1525 | return (*oit);
|
---|
| 1526 | }
|
---|
| 1527 | else
|
---|
| 1528 | {
|
---|
| 1529 | return NULL;
|
---|
| 1530 | }
|
---|
| 1531 | #else
|
---|
[1960] | 1532 | return mObjects[id - 1];
|
---|
[1958] | 1533 | #endif
|
---|
[1931] | 1534 | }
|
---|
[1958] | 1535 |
|
---|
[1968] | 1536 |
|
---|
| 1537 | void Preprocessor::PrepareHwGlobalLines()
|
---|
| 1538 | {
|
---|
| 1539 | int texHeight, texWidth;
|
---|
| 1540 | float eps;
|
---|
| 1541 | int maxDepth;
|
---|
| 1542 | bool sampleReverse;
|
---|
| 1543 |
|
---|
| 1544 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texHeight", texHeight);
|
---|
[1969] | 1545 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texWidth", texWidth);
|
---|
[1968] | 1546 | Environment::GetSingleton()->GetFloatValue("Preprocessor.HwGlobalLines.stepSize", eps);
|
---|
| 1547 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.maxDepth", maxDepth);
|
---|
| 1548 | Environment::GetSingleton()->GetBoolValue("Preprocessor.HwGlobalLines.sampleReverse", sampleReverse);
|
---|
| 1549 |
|
---|
[1969] | 1550 | Debug << "****** hw global line options *******" << endl;
|
---|
| 1551 | Debug << "texWidth: " << texWidth << endl;
|
---|
| 1552 | Debug << "texHeight: " << texHeight << endl;
|
---|
| 1553 | Debug << "sampleReverse: " << sampleReverse << endl;
|
---|
| 1554 | Debug << "max depth: " << maxDepth << endl;
|
---|
| 1555 | Debug << "step size: " << eps << endl;
|
---|
| 1556 | Debug << endl;
|
---|
| 1557 |
|
---|
[1990] | 1558 | #ifdef USE_CG
|
---|
[1969] | 1559 | globalLinesRenderer = mGlobalLinesRenderer =
|
---|
[1968] | 1560 | new GlobalLinesRenderer(this,
|
---|
| 1561 | texHeight,
|
---|
| 1562 | texWidth,
|
---|
| 1563 | eps,
|
---|
| 1564 | maxDepth,
|
---|
| 1565 | sampleReverse);
|
---|
[1990] | 1566 |
|
---|
[1968] | 1567 | mGlobalLinesRenderer->InitGl();
|
---|
[1990] | 1568 |
|
---|
| 1569 | #endif
|
---|
[1958] | 1570 | }
|
---|
[1968] | 1571 |
|
---|
[2048] | 1572 |
|
---|
| 1573 | void Preprocessor::DeterminePvsObjects(VssRayContainer &rays)
|
---|
| 1574 | {
|
---|
| 1575 | mViewCellsManager->DeterminePvsObjects(rays, false);
|
---|
[1968] | 1576 | }
|
---|
[2048] | 1577 |
|
---|
| 1578 |
|
---|
[2183] | 1579 | bool Preprocessor::LoadObjects(const string &filename,
|
---|
| 1580 | ObjectContainer &pvsObjects,
|
---|
| 1581 | const ObjectContainer &preprocessorObjects)
|
---|
| 1582 | {
|
---|
| 1583 | ObjectsParser parser;
|
---|
| 1584 |
|
---|
| 1585 | const bool success = parser.ParseObjects(filename,
|
---|
| 1586 | pvsObjects,
|
---|
| 1587 | preprocessorObjects);
|
---|
| 1588 |
|
---|
| 1589 | if (!success)
|
---|
| 1590 | {
|
---|
| 1591 | Debug << "Error: loading objects failed!" << endl;
|
---|
| 1592 | }
|
---|
| 1593 |
|
---|
| 1594 | // hack: no bvh object could be found => take preprocessor objects
|
---|
| 1595 | if (pvsObjects.empty())
|
---|
| 1596 | {
|
---|
| 1597 | Debug << "no objects" << endl;
|
---|
| 1598 | pvsObjects = preprocessorObjects;
|
---|
| 1599 | }
|
---|
| 1600 |
|
---|
| 1601 | return success;
|
---|
[2048] | 1602 | }
|
---|
[2183] | 1603 |
|
---|
| 1604 |
|
---|
| 1605 | }
|
---|