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