[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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[2187] | 35 | Preprocessor *preprocessor = NULL;
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[1867] | 36 |
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[752] | 37 |
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[372] | 38 | Preprocessor::Preprocessor():
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| 39 | mKdTree(NULL),
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[409] | 40 | mBspTree(NULL),
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[445] | 41 | mVspBspTree(NULL),
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[1002] | 42 | mViewCellsManager(NULL),
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[1251] | 43 | mRenderSimulator(NULL),
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[1279] | 44 | mPass(0),
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[1520] | 45 | mSceneGraph(NULL),
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[1613] | 46 | mRayCaster(NULL),
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[1926] | 47 | mStopComputation(false),
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[1968] | 48 | mThread(NULL),
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[2076] | 49 | mGlobalLinesRenderer(NULL),
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| 50 | mUseHwGlobalLines(false)
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[308] | 51 | {
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[1004] | 52 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlRenderer", mUseGlRenderer);
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[538] | 53 |
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[840] | 54 | // renderer will be constructed when the scene graph and viewcell manager will be known
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| 55 | renderer = NULL;
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[1785] | 56 |
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[1004] | 57 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlDebugger", mUseGlDebugger);
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[1379] | 58 | Environment::GetSingleton()->GetBoolValue("Preprocessor.loadMeshes", mLoadMeshes);
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[1004] | 59 | Environment::GetSingleton()->GetBoolValue("Preprocessor.quitOnFinish", mQuitOnFinish);
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| 60 | Environment::GetSingleton()->GetBoolValue("Preprocessor.computeVisibility", mComputeVisibility);
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| 61 | Environment::GetSingleton()->GetBoolValue("Preprocessor.detectEmptyViewSpace", mDetectEmptyViewSpace);
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| 62 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportVisibility", mExportVisibility );
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[1520] | 63 |
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[871] | 64 | char buffer[256];
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[1004] | 65 | Environment::GetSingleton()->GetStringValue("Preprocessor.visibilityFile", buffer);
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[871] | 66 | mVisibilityFileName = buffer;
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[1771] | 67 |
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| 68 | Environment::GetSingleton()->GetStringValue("Preprocessor.stats", buffer);
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| 69 | mStats.open(buffer);
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[2048] | 70 |
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[1749] | 71 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilityFilter", mApplyVisibilityFilter);
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[1004] | 72 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilitySpatialFilter",
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[1695] | 73 | mApplyVisibilitySpatialFilter );
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[1004] | 74 | Environment::GetSingleton()->GetFloatValue("Preprocessor.visibilityFilterWidth", mVisibilityFilterWidth);
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[878] | 75 |
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[1695] | 76 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportObj", mExportObj);
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| 77 |
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[1723] | 78 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useViewSpaceBox", mUseViewSpaceBox);
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| 79 |
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[1900] | 80 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.rays", mExportRays);
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[2008] | 81 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.animation", mExportAnimation);
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[1900] | 82 | Environment::GetSingleton()->GetIntValue("Preprocessor.Export.numRays", mExportNumRays);
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| 83 |
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[1966] | 84 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerPass", mSamplesPerPass);
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| 85 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalSamples", mTotalSamples);
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[2046] | 86 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalTime", mTotalTime);
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[1966] | 87 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerEvaluation",
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| 88 | mSamplesPerEvaluation);
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| 89 |
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[1695] | 90 | Debug << "******* Preprocessor Options **********" << endl;
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[840] | 91 | Debug << "detect empty view space=" << mDetectEmptyViewSpace << endl;
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[1379] | 92 | Debug << "load meshes: " << mLoadMeshes << endl;
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[1695] | 93 | Debug << "load meshes: " << mLoadMeshes << endl;
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| 94 | Debug << "export obj: " << mExportObj << endl;
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[1723] | 95 | Debug << "use view space box: " << mUseViewSpaceBox << endl;
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[2048] | 96 |
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| 97 | cout << "samples per pass " << mSamplesPerPass << endl;
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[372] | 98 | }
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| 99 |
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| 100 |
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| 101 | Preprocessor::~Preprocessor()
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| 102 | {
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[1291] | 103 | cout << "cleaning up" << endl;
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[752] | 104 |
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[1291] | 105 | cout << "Deleting view cells manager ... \n";
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| 106 | DEL_PTR(mViewCellsManager);
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| 107 | cout << "done.\n";
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[752] | 108 |
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[2047] | 109 |
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[1291] | 110 | cout << "Deleting bsp tree ... \n";
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| 111 | DEL_PTR(mBspTree);
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[1924] | 112 | cout << "done.\n";
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[752] | 113 |
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[1924] | 114 | cout << "Deleting kd tree ...\n";
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[1291] | 115 | DEL_PTR(mKdTree);
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| 116 | cout << "done.\n";
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[752] | 117 |
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[1923] | 118 | cout << "Deleting vspbsp tree ... \n";
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[1291] | 119 | DEL_PTR(mVspBspTree);
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| 120 | cout << "done.\n";
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[1002] | 121 |
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[1923] | 122 | cout << "Deleting scene graph ... \n";
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[1291] | 123 | DEL_PTR(mSceneGraph);
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| 124 | cout << "done.\n";
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| 125 |
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[2017] | 126 | cout << "deleting render simulator ... \n";
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[1291] | 127 | DEL_PTR(mRenderSimulator);
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[2017] | 128 | mRenderSimulator = NULL;
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| 129 | cout << "deleting renderer ... \n";
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[1291] | 130 | DEL_PTR(renderer);
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[2017] | 131 | renderer = NULL;
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| 132 | cout << "deleting ray caster ... \n";
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[1523] | 133 | DEL_PTR(mRayCaster);
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[1999] | 134 |
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[1990] | 135 | #ifdef USE_CG
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[2017] | 136 | cout << "deleting global lines renderer ... \n";
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[1968] | 137 | DEL_PTR(mGlobalLinesRenderer);
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[1990] | 138 | #endif
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[2017] | 139 | cout << "finished" << endl;
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[372] | 140 | }
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| 141 |
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[1521] | 142 |
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| 143 | GlRendererBuffer *Preprocessor::GetRenderer()
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| 144 | {
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| 145 | return renderer;
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| 146 | }
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| 147 |
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| 148 |
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| 149 | static int SplitFilenames(const string str, vector<string> &filenames)
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[387] | 150 | {
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| 151 | int pos = 0;
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| 152 |
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| 153 | while(1) {
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[469] | 154 | int npos = (int)str.find(';', pos);
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[387] | 155 |
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| 156 | if (npos < 0 || npos - pos < 1)
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| 157 | break;
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| 158 | filenames.push_back(string(str, pos, npos - pos));
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| 159 | pos = npos + 1;
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| 160 | }
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| 161 |
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| 162 | filenames.push_back(string(str, pos, str.size() - pos));
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[440] | 163 | return (int)filenames.size();
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[387] | 164 | }
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| 165 |
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[750] | 166 |
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[1926] | 167 | void Preprocessor::SetThread(PreprocessorThread *t)
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| 168 | {
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| 169 | mThread = t;
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| 170 | }
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| 171 |
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| 172 |
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| 173 | PreprocessorThread *Preprocessor::GetThread() const
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| 174 | {
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| 175 | return mThread;
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| 176 | }
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| 177 |
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| 178 |
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[2183] | 179 | bool Preprocessor::LoadBinaryObj(const string &filename,
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[1655] | 180 | SceneGraphNode *root,
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| 181 | vector<FaceParentInfo> *parents)
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| 182 | {
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[1658] | 183 | //ifstream samplesIn(filename, ios::binary);
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| 184 | igzstream samplesIn(filename.c_str());
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| 185 |
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[1655] | 186 | if (!samplesIn.is_open())
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| 187 | return false;
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| 188 |
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[1658] | 189 | cout << "binary obj dump available, loading " << filename.c_str() << endl;
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[2003] | 190 |
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[2004] | 191 | // read in triangle size
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| 192 | int numTriangles;
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| 193 |
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| 194 | samplesIn.read(reinterpret_cast<char *>(&numTriangles), sizeof(int));
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| 195 | root->mGeometry.reserve(numTriangles);
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[2005] | 196 | cout << "loading " << numTriangles << " triangles ("
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| 197 | << numTriangles * (sizeof(TriangleIntersectable) + sizeof(TriangleIntersectable *)) / (1024 * 1024) << " MB)" << endl;
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[2003] | 198 |
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[2004] | 199 | int i = 0;
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[1655] | 200 | while (1)
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| 201 | {
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| 202 | Triangle3 tri;
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| 203 |
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| 204 | samplesIn.read(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
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| 205 | samplesIn.read(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
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| 206 | samplesIn.read(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
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[2005] | 207 |
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[1655] | 208 | // end of file reached
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| 209 | if (samplesIn.eof())
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| 210 | break;
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| 211 |
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| 212 | TriangleIntersectable *obj = new TriangleIntersectable(tri);
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| 213 | root->mGeometry.push_back(obj);
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[2005] | 214 |
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[2183] | 215 | if ((i ++) % 500000 == 499999)
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[2005] | 216 | cout<<"\r"<<i<<"/"<<numTriangles<<"\r";
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[1655] | 217 | }
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| 218 |
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[2004] | 219 | if (i != numTriangles)
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| 220 | {
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| 221 | cout << "warning: triangle size does not match with loaded triangle size" << endl;
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| 222 | return false;
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| 223 | }
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| 224 |
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| 225 | cout << "loaded " << numTriangles << " triangles" << endl;
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| 226 |
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[1655] | 227 | return true;
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| 228 | }
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| 229 |
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| 230 |
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[1658] | 231 | bool Preprocessor::ExportBinaryObj(const string filename, SceneGraphNode *root)
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| 232 | {
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| 233 | ogzstream samplesOut(filename.c_str());
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[2004] | 234 |
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[1658] | 235 | if (!samplesOut.is_open())
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| 236 | return false;
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| 237 |
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[2004] | 238 | int numTriangles = (int)root->mGeometry.size();
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| 239 |
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| 240 | samplesOut.write(reinterpret_cast<char *>(&numTriangles), sizeof(int));
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| 241 |
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[1658] | 242 | ObjectContainer::const_iterator oit, oit_end = root->mGeometry.end();
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| 243 |
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| 244 | for (oit = root->mGeometry.begin(); oit != oit_end; ++ oit)
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| 245 | {
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| 246 | Intersectable *obj = *oit;
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| 247 |
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| 248 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 249 | {
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[2017] | 250 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[1658] | 251 |
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| 252 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
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| 253 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
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| 254 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
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| 255 | }
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| 256 | else
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| 257 | {
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| 258 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 259 | }
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| 260 | }
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| 261 |
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[2004] | 262 | cout << "exported " << numTriangles << " triangles" << endl;
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| 263 |
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[1658] | 264 | return true;
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| 265 | }
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| 266 |
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[1695] | 267 |
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| 268 | bool Preprocessor::ExportObj(const string filename, const ObjectContainer &objects)
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| 269 | {
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| 270 | ofstream samplesOut(filename.c_str());
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| 271 |
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| 272 | if (!samplesOut.is_open())
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| 273 | return false;
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| 274 |
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| 275 | ObjectContainer::const_iterator oit, oit_end = objects.end();
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| 276 |
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[2004] | 277 | //AxisAlignedBox3 bbox = mSceneGraph->GetBox(); bbox.Enlarge(30.0);
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[1695] | 278 | for (oit = objects.begin(); oit != oit_end; ++ oit)
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| 279 | {
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| 280 | Intersectable *obj = *oit;
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| 281 |
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| 282 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 283 | {
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[2017] | 284 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 285 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2])))continue;
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| 286 |
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| 287 | samplesOut << "v " << tri.mVertices[0].x << " " << tri.mVertices[0].y << " " << tri.mVertices[0].z << endl;
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| 288 | samplesOut << "v " << tri.mVertices[1].x << " " << tri.mVertices[1].y << " " << tri.mVertices[1].z << endl;
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| 289 | samplesOut << "v " << tri.mVertices[2].x << " " << tri.mVertices[2].y << " " << tri.mVertices[2].z << endl;
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[1701] | 290 | //}
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[1695] | 291 | }
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| 292 | else
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| 293 | {
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| 294 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 295 | }
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| 296 | }
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| 297 |
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| 298 | // write faces
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| 299 | int i = 1;
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[1713] | 300 | for (oit = objects.begin(); oit != oit_end; ++ oit)
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[1695] | 301 | {
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| 302 | Intersectable *obj = *oit;
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| 303 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 304 | {
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[2017] | 305 | //Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 306 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2]))) continue;
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| 307 |
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[2017] | 308 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 309 | samplesOut << "f " << i << " " << i + 1 << " " << i + 2 << endl;
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| 310 | i += 3;
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[1695] | 311 | }
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| 312 | else
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| 313 | {
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| 314 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 315 | }
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| 316 | }
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| 317 |
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| 318 | return true;
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| 319 |
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| 320 | }
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| 321 |
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[1658] | 322 | static string ReplaceSuffix(string filename, string a, string b)
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| 323 | {
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| 324 | string result = filename;
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| 325 |
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| 326 | int pos = (int)filename.rfind(a, (int)filename.size() - 1);
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| 327 | if (pos == filename.size() - a.size()) {
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| 328 | result.replace(pos, a.size(), b);
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| 329 | }
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| 330 | return result;
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| 331 | }
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| 332 |
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| 333 |
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[1786] | 334 | Intersectable *Preprocessor::GetParentObject(const int index) const
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| 335 | {
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[2003] | 336 | if (index < 0)
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| 337 | {
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[2004] | 338 | //cerr << "Warning: triangle index smaller zero! " << index << endl;
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[2003] | 339 | return NULL;
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| 340 | }
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[1786] | 341 |
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| 342 | if (!mFaceParents.empty())
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| 343 | {
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| 344 | if (index >= (int)mFaceParents.size())
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| 345 | {
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[1978] | 346 | cerr << "Warning: triangle index out of range! " << index << endl;
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[1786] | 347 | return NULL;
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| 348 | }
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| 349 | else
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| 350 | {
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| 351 | return mFaceParents[index].mObject;
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| 352 | }
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| 353 | }
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| 354 | else
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[2003] | 355 | {
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| 356 | if (index >= (int)mObjects.size())
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| 357 | {
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| 358 | cerr<<"Warning: triangle index out of range! " << index << endl;
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| 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 mObjects[index];
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| 364 | }
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| 365 | }
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[1786] | 366 | }
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| 367 |
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| 368 |
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| 369 | Vector3 Preprocessor::GetParentNormal(const int index) const
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| 370 | {
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| 371 | if (!mFaceParents.empty())
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| 372 | {
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| 373 | return mFaceParents[index].mObject->GetNormal(mFaceParents[index].mFaceIndex);
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| 374 | }
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| 375 | else
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| 376 | {
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| 377 | return mObjects[index]->GetNormal(0);
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| 378 | }
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| 379 | }
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| 380 |
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| 381 |
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[372] | 382 | bool
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| 383 | Preprocessor::LoadScene(const string filename)
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| 384 | {
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[1655] | 385 | // use leaf nodes of the original spatial hierarchy as occludees
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[508] | 386 | mSceneGraph = new SceneGraph;
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[372] | 387 |
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[508] | 388 | Parser *parser;
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[387] | 389 | vector<string> filenames;
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[1404] | 390 | const int files = SplitFilenames(filename, filenames);
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[712] | 391 | cout << "number of input files: " << files << endl;
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[2183] | 392 |
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[387] | 393 | bool result = false;
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[1695] | 394 | bool isObj = false;
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[1344] | 395 |
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| 396 | // root for different files
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| 397 | mSceneGraph->SetRoot(new SceneGraphNode());
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| 398 |
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[1404] | 399 | // intel ray caster can only trace triangles
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[1520] | 400 | int rayCastMethod;
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| 401 | Environment::GetSingleton()->GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
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[1827] | 402 | vector<FaceParentInfo> *fi =
|
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[1867] | 403 | ((rayCastMethod == RayCaster::INTEL_RAYCASTER) && mLoadMeshes) ?
|
---|
| 404 | &mFaceParents : NULL;
|
---|
| 405 |
|
---|
[1658] | 406 | if (files == 1)
|
---|
[1867] | 407 | {
|
---|
[387] | 408 | if (strstr(filename.c_str(), ".x3d"))
|
---|
[1867] | 409 | {
|
---|
[1655] | 410 | parser = new X3dParser;
|
---|
[1658] | 411 |
|
---|
| 412 | result = parser->ParseFile(filename,
|
---|
| 413 | mSceneGraph->GetRoot(),
|
---|
| 414 | mLoadMeshes,
|
---|
| 415 | fi);
|
---|
| 416 | delete parser;
|
---|
[1655] | 417 | }
|
---|
[1658] | 418 | else if (strstr(filename.c_str(), ".ply") || strstr(filename.c_str(), ".plb"))
|
---|
[1655] | 419 | {
|
---|
[1658] | 420 | parser = new PlyParser;
|
---|
[1655] | 421 |
|
---|
[1658] | 422 | result = parser->ParseFile(filename,
|
---|
| 423 | mSceneGraph->GetRoot(),
|
---|
| 424 | mLoadMeshes,
|
---|
| 425 | fi);
|
---|
| 426 | delete parser;
|
---|
[1655] | 427 | }
|
---|
[1658] | 428 | else if (strstr(filename.c_str(), ".obj"))
|
---|
| 429 | {
|
---|
[1695] | 430 | isObj = true;
|
---|
| 431 |
|
---|
[1658] | 432 | // hack: load binary dump
|
---|
[2004] | 433 | const string bnFile = ReplaceSuffix(filename, ".obj", ".bn");
|
---|
| 434 |
|
---|
[1658] | 435 | if (!mLoadMeshes)
|
---|
| 436 | {
|
---|
[2004] | 437 | result = LoadBinaryObj(bnFile, mSceneGraph->GetRoot(), fi);
|
---|
[1658] | 438 | }
|
---|
| 439 |
|
---|
[2004] | 440 | // parse obj
|
---|
| 441 | if (!result)
|
---|
[1658] | 442 | {
|
---|
| 443 | cout << "no binary dump available or loading full meshes, parsing file" << endl;
|
---|
| 444 | parser = new ObjParser;
|
---|
[1404] | 445 |
|
---|
[1658] | 446 | result = parser->ParseFile(filename,
|
---|
[2172] | 447 | mSceneGraph->GetRoot(),
|
---|
| 448 | mLoadMeshes,
|
---|
| 449 | fi);
|
---|
| 450 |
|
---|
[2004] | 451 | cout << "loaded " << (int)mSceneGraph->GetRoot()->mGeometry.size() << " entities" << endl;
|
---|
[2183] | 452 |
|
---|
[1658] | 453 | // only works for triangles
|
---|
[2004] | 454 | if (result && !mLoadMeshes)
|
---|
[1658] | 455 | {
|
---|
[2004] | 456 | cout << "exporting binary obj to " << bnFile << "... " << endl;
|
---|
[2183] | 457 |
|
---|
[2004] | 458 | ExportBinaryObj(bnFile, mSceneGraph->GetRoot());
|
---|
[2183] | 459 |
|
---|
[1658] | 460 | cout << "finished" << endl;
|
---|
| 461 | }
|
---|
[1655] | 462 |
|
---|
[1658] | 463 | delete parser;
|
---|
| 464 | }
|
---|
| 465 | }
|
---|
| 466 | else
|
---|
| 467 | {
|
---|
| 468 | parser = new UnigraphicsParser;
|
---|
| 469 | result = parser->ParseFile(filename,
|
---|
| 470 | mSceneGraph->GetRoot(),
|
---|
| 471 | mLoadMeshes,
|
---|
| 472 | fi);
|
---|
| 473 | delete parser;
|
---|
| 474 | }
|
---|
| 475 |
|
---|
| 476 | cout << filename << endl;
|
---|
[1404] | 477 | }
|
---|
[1658] | 478 | else
|
---|
| 479 | {
|
---|
[1404] | 480 | vector<string>::const_iterator fit, fit_end = filenames.end();
|
---|
[1344] | 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 | }
|
---|
[1344] | 508 |
|
---|
[752] | 509 | if (result)
|
---|
[1344] | 510 | {
|
---|
[1328] | 511 |
|
---|
[1020] | 512 | mSceneGraph->AssignObjectIds();
|
---|
[1344] | 513 |
|
---|
[1020] | 514 | int intersectables, faces;
|
---|
| 515 | mSceneGraph->GetStatistics(intersectables, faces);
|
---|
[1344] | 516 |
|
---|
[1020] | 517 | cout<<filename<<" parsed successfully."<<endl;
|
---|
| 518 | cout<<"#NUM_OBJECTS (Total numner of objects)\n"<<intersectables<<endl;
|
---|
| 519 | cout<<"#NUM_FACES (Total numner of faces)\n"<<faces<<endl;
|
---|
[1701] | 520 |
|
---|
[1697] | 521 | mObjects.reserve(intersectables);
|
---|
[1020] | 522 | mSceneGraph->CollectObjects(&mObjects);
|
---|
[1713] | 523 |
|
---|
| 524 | // temp hack
|
---|
| 525 | //ExportObj("cropped_vienna.obj", mObjects);
|
---|
[1328] | 526 | mSceneGraph->GetRoot()->UpdateBox();
|
---|
[1713] | 527 |
|
---|
| 528 | cout << "finished loading" << endl;
|
---|
[387] | 529 | }
|
---|
[1328] | 530 |
|
---|
[492] | 531 | return result;
|
---|
[372] | 532 | }
|
---|
| 533 |
|
---|
| 534 | bool
|
---|
| 535 | Preprocessor::ExportPreprocessedData(const string filename)
|
---|
| 536 | {
|
---|
[1486] | 537 | mViewCellsManager->ExportViewCells(filename, true, mObjects);
|
---|
| 538 | return true;
|
---|
[372] | 539 | }
|
---|
| 540 |
|
---|
[1486] | 541 |
|
---|
[372] | 542 | bool
|
---|
[871] | 543 | Preprocessor::PostProcessVisibility()
|
---|
| 544 | {
|
---|
| 545 |
|
---|
[904] | 546 | if (mApplyVisibilityFilter || mApplyVisibilitySpatialFilter) {
|
---|
[997] | 547 | cout<<"Applying visibility filter ...";
|
---|
[1002] | 548 | cout<<"filter width = " << mVisibilityFilterWidth << endl;
|
---|
[904] | 549 |
|
---|
[1002] | 550 | if (!mViewCellsManager)
|
---|
[1199] | 551 | return false;
|
---|
| 552 |
|
---|
[2076] | 553 |
|
---|
[871] | 554 | mViewCellsManager->ApplyFilter(mKdTree,
|
---|
[2076] | 555 | mApplyVisibilityFilter ?
|
---|
| 556 | mVisibilityFilterWidth : -1.0f,
|
---|
| 557 | mApplyVisibilitySpatialFilter ?
|
---|
| 558 | mVisibilityFilterWidth : -1.0f);
|
---|
[997] | 559 | cout << "done." << endl;
|
---|
[871] | 560 | }
|
---|
| 561 |
|
---|
| 562 | // export the preprocessed information to a file
|
---|
[2053] | 563 | if (1 && mExportVisibility)
|
---|
[1486] | 564 | {
|
---|
| 565 | ExportPreprocessedData(mVisibilityFileName);
|
---|
| 566 | }
|
---|
| 567 |
|
---|
[871] | 568 | return true;
|
---|
| 569 | }
|
---|
| 570 |
|
---|
| 571 |
|
---|
| 572 | bool
|
---|
[372] | 573 | Preprocessor::BuildKdTree()
|
---|
| 574 | {
|
---|
| 575 | mKdTree = new KdTree;
|
---|
[1344] | 576 |
|
---|
[372] | 577 | // add mesh instances of the scene graph to the root of the tree
|
---|
| 578 | KdLeaf *root = (KdLeaf *)mKdTree->GetRoot();
|
---|
[1344] | 579 |
|
---|
[372] | 580 | mSceneGraph->CollectObjects(&root->mObjects);
|
---|
[1344] | 581 |
|
---|
[1415] | 582 | const long startTime = GetTime();
|
---|
[1201] | 583 | cout << "building kd tree ... " << endl;
|
---|
[1344] | 584 |
|
---|
[372] | 585 | mKdTree->Construct();
|
---|
[1344] | 586 |
|
---|
[1415] | 587 | cout << "finished kd tree construction in " << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 588 | << " secs " << endl;
|
---|
[1344] | 589 |
|
---|
[372] | 590 | return true;
|
---|
| 591 | }
|
---|
| 592 |
|
---|
[1415] | 593 |
|
---|
[372] | 594 | void
|
---|
| 595 | Preprocessor::KdTreeStatistics(ostream &s)
|
---|
| 596 | {
|
---|
| 597 | s<<mKdTree->GetStatistics();
|
---|
| 598 | }
|
---|
| 599 |
|
---|
| 600 | void
|
---|
| 601 | Preprocessor::BspTreeStatistics(ostream &s)
|
---|
| 602 | {
|
---|
| 603 | s << mBspTree->GetStatistics();
|
---|
| 604 | }
|
---|
| 605 |
|
---|
| 606 | bool
|
---|
| 607 | Preprocessor::Export( const string filename,
|
---|
[492] | 608 | const bool scene,
|
---|
[1545] | 609 | const bool kdtree
|
---|
[492] | 610 | )
|
---|
[372] | 611 | {
|
---|
| 612 | Exporter *exporter = Exporter::GetExporter(filename);
|
---|
| 613 |
|
---|
| 614 | if (exporter) {
|
---|
[1545] | 615 | if (2 && scene)
|
---|
[1328] | 616 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
[372] | 617 |
|
---|
[1545] | 618 | if (1 && kdtree) {
|
---|
[372] | 619 | exporter->SetWireframe();
|
---|
| 620 | exporter->ExportKdTree(*mKdTree);
|
---|
| 621 | }
|
---|
| 622 |
|
---|
| 623 | delete exporter;
|
---|
| 624 | return true;
|
---|
| 625 | }
|
---|
| 626 |
|
---|
| 627 | return false;
|
---|
| 628 | }
|
---|
[429] | 629 |
|
---|
[508] | 630 |
|
---|
[463] | 631 | bool Preprocessor::PrepareViewCells()
|
---|
| 632 | {
|
---|
[1523] | 633 | ///////
|
---|
[577] | 634 | //-- parse view cells construction method
|
---|
[1563] | 635 |
|
---|
[1004] | 636 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", mLoadViewCells);
|
---|
[577] | 637 | char buf[100];
|
---|
[1585] | 638 |
|
---|
[2172] | 639 | if (mLoadViewCells)
|
---|
[997] | 640 | {
|
---|
[2183] | 641 |
|
---|
| 642 | #ifdef USE_BIT_PVS
|
---|
| 643 | // HACK: for kd pvs, set pvs size to maximal number of kd nodes
|
---|
| 644 | vector<KdLeaf *> leaves;
|
---|
| 645 | preprocessor->mKdTree->CollectLeaves(leaves);
|
---|
| 646 |
|
---|
| 647 | ObjectPvs::SetPvsSize((int)leaves.size());
|
---|
| 648 | #endif
|
---|
| 649 |
|
---|
[2172] | 650 | Environment::GetSingleton()->GetStringValue("ViewCells.filename", buf);
|
---|
[2183] | 651 | cout << "loading objects from " << buf << endl;
|
---|
[2117] | 652 |
|
---|
[2183] | 653 | // load objects which will be used as pvs entries
|
---|
| 654 | ObjectContainer pvsObjects;
|
---|
| 655 | if (0) LoadObjects(buf, pvsObjects, mObjects);
|
---|
[2117] | 656 |
|
---|
[2183] | 657 | const bool finalizeViewCells = true;
|
---|
| 658 | cout << "loading view cells from " << buf << endl;
|
---|
| 659 |
|
---|
| 660 | mViewCellsManager = ViewCellsManager::LoadViewCells(buf,
|
---|
| 661 | pvsObjects,
|
---|
| 662 | mObjects,
|
---|
| 663 | finalizeViewCells,
|
---|
| 664 | NULL);
|
---|
| 665 |
|
---|
[1740] | 666 | cout << "view cells loaded." << endl<<flush;
|
---|
| 667 |
|
---|
| 668 | if (!mViewCellsManager)
|
---|
| 669 | {
|
---|
[2072] | 670 | cerr << "no view cells manager could be loaded" << endl;
|
---|
[1740] | 671 | return false;
|
---|
| 672 | }
|
---|
[577] | 673 | }
|
---|
| 674 | else
|
---|
| 675 | {
|
---|
[1288] | 676 | // parse type of view cell container
|
---|
[1004] | 677 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
[1740] | 678 | mViewCellsManager = CreateViewCellsManager(buf);
|
---|
[1112] | 679 |
|
---|
| 680 | // default view space is the extent of the scene
|
---|
[1723] | 681 | AxisAlignedBox3 viewSpaceBox;
|
---|
[1740] | 682 |
|
---|
[1723] | 683 | if (mUseViewSpaceBox)
|
---|
[1563] | 684 | {
|
---|
[1723] | 685 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
| 686 |
|
---|
[1563] | 687 | // use a small box outside of the scene
|
---|
[1723] | 688 | viewSpaceBox.Scale(Vector3(0.15f, 0.3f, 0.5f));
|
---|
| 689 | //viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.5f, 0, 0));
|
---|
| 690 | viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.3f, 0, 0));
|
---|
| 691 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
[1563] | 692 | }
|
---|
[1723] | 693 | else
|
---|
| 694 | {
|
---|
| 695 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
| 696 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
| 697 | }
|
---|
[1545] | 698 |
|
---|
| 699 | bool loadVcGeometry;
|
---|
| 700 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadGeometry", loadVcGeometry);
|
---|
| 701 |
|
---|
| 702 | bool extrudeBaseTriangles;
|
---|
| 703 | Environment::GetSingleton()->GetBoolValue("ViewCells.useBaseTrianglesAsGeometry", extrudeBaseTriangles);
|
---|
| 704 |
|
---|
| 705 | char vcGeomFilename[100];
|
---|
| 706 | Environment::GetSingleton()->GetStringValue("ViewCells.geometryFilename", vcGeomFilename);
|
---|
[1740] | 707 |
|
---|
[1940] | 708 | // create view cells from specified geometry
|
---|
[1627] | 709 | if (loadVcGeometry)
|
---|
[1545] | 710 | {
|
---|
[1627] | 711 | if (mViewCellsManager->GetType() == ViewCellsManager::BSP)
|
---|
[1545] | 712 | {
|
---|
[1627] | 713 | if (!mViewCellsManager->LoadViewCellsGeometry(vcGeomFilename, extrudeBaseTriangles))
|
---|
| 714 | {
|
---|
| 715 | cerr << "loading view cells geometry failed" << endl;
|
---|
| 716 | }
|
---|
[1545] | 717 | }
|
---|
[1627] | 718 | else
|
---|
| 719 | {
|
---|
| 720 | cerr << "loading view cells geometry is not implemented for this manager" << endl;
|
---|
| 721 | }
|
---|
[1545] | 722 | }
|
---|
[577] | 723 | }
|
---|
[1740] | 724 |
|
---|
[1486] | 725 | ////////
|
---|
[1523] | 726 | //-- evaluation of render cost heuristics
|
---|
[1768] | 727 |
|
---|
[473] | 728 | float objRenderCost = 0, vcOverhead = 0, moveSpeed = 0;
|
---|
| 729 |
|
---|
[1004] | 730 | Environment::GetSingleton()->GetFloatValue("Simulation.objRenderCost",objRenderCost);
|
---|
| 731 | Environment::GetSingleton()->GetFloatValue("Simulation.vcOverhead", vcOverhead);
|
---|
| 732 | Environment::GetSingleton()->GetFloatValue("Simulation.moveSpeed", moveSpeed);
|
---|
[1740] | 733 |
|
---|
[473] | 734 | mRenderSimulator =
|
---|
| 735 | new RenderSimulator(mViewCellsManager, objRenderCost, vcOverhead, moveSpeed);
|
---|
[440] | 736 |
|
---|
[480] | 737 | mViewCellsManager->SetRenderer(mRenderSimulator);
|
---|
[1785] | 738 |
|
---|
[1581] | 739 | mViewCellsManager->SetPreprocessor(this);
|
---|
[1940] | 740 |
|
---|
[463] | 741 | return true;
|
---|
[490] | 742 | }
|
---|
| 743 |
|
---|
[1292] | 744 |
|
---|
[1563] | 745 | bool Preprocessor::ConstructViewCells()
|
---|
[1292] | 746 | {
|
---|
[1627] | 747 | // construct view cells using it's own set of samples
|
---|
| 748 | mViewCellsManager->Construct(this);
|
---|
| 749 |
|
---|
| 750 | // visualizations and statistics
|
---|
| 751 | Debug << "finished view cells:" << endl;
|
---|
| 752 | mViewCellsManager->PrintStatistics(Debug);
|
---|
| 753 |
|
---|
| 754 | return true;
|
---|
[1292] | 755 | }
|
---|
[490] | 756 |
|
---|
[1294] | 757 |
|
---|
[575] | 758 | ViewCellsManager *Preprocessor::CreateViewCellsManager(const char *name)
|
---|
| 759 | {
|
---|
[1264] | 760 | ViewCellsTree *vcTree = new ViewCellsTree;
|
---|
| 761 |
|
---|
[575] | 762 | if (strcmp(name, "kdTree") == 0)
|
---|
| 763 | {
|
---|
[1264] | 764 | mViewCellsManager = new KdViewCellsManager(vcTree, mKdTree);
|
---|
[575] | 765 | }
|
---|
| 766 | else if (strcmp(name, "bspTree") == 0)
|
---|
| 767 | {
|
---|
| 768 | Debug << "view cell type: Bsp" << endl;
|
---|
| 769 |
|
---|
[577] | 770 | mBspTree = new BspTree();
|
---|
[1264] | 771 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
[575] | 772 | }
|
---|
| 773 | else if (strcmp(name, "vspBspTree") == 0)
|
---|
| 774 | {
|
---|
| 775 | Debug << "view cell type: VspBsp" << endl;
|
---|
| 776 |
|
---|
[1004] | 777 | mVspBspTree = new VspBspTree();
|
---|
[1264] | 778 | mViewCellsManager = new VspBspViewCellsManager(vcTree, mVspBspTree);
|
---|
[575] | 779 | }
|
---|
[1006] | 780 | else if (strcmp(name, "vspOspTree") == 0)
|
---|
[575] | 781 | {
|
---|
[1421] | 782 | Debug << "view cell type: VspOsp" << endl;
|
---|
[1288] | 783 | char buf[100];
|
---|
| 784 | Environment::GetSingleton()->GetStringValue("Hierarchy.type", buf);
|
---|
[1022] | 785 |
|
---|
[1740] | 786 | mViewCellsManager = new VspOspViewCellsManager(vcTree, buf);
|
---|
[575] | 787 | }
|
---|
[1421] | 788 | else if (strcmp(name, "sceneDependent") == 0) //TODO
|
---|
[575] | 789 | {
|
---|
[1143] | 790 | Debug << "view cell type: Bsp" << endl;
|
---|
[1421] | 791 |
|
---|
[575] | 792 | mBspTree = new BspTree();
|
---|
[1264] | 793 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
[575] | 794 | }
|
---|
| 795 | else
|
---|
| 796 | {
|
---|
[664] | 797 | cerr << "Wrong view cells type " << name << "!!!" << endl;
|
---|
[575] | 798 | exit(1);
|
---|
| 799 | }
|
---|
| 800 |
|
---|
| 801 | return mViewCellsManager;
|
---|
| 802 | }
|
---|
| 803 |
|
---|
| 804 |
|
---|
[491] | 805 | // use ascii format to store rays
|
---|
| 806 | #define USE_ASCII 0
|
---|
| 807 |
|
---|
| 808 |
|
---|
[1145] | 809 | static inline bool ilt(Intersectable *obj1, Intersectable *obj2)
|
---|
[490] | 810 | {
|
---|
| 811 | return obj1->mId < obj2->mId;
|
---|
| 812 | }
|
---|
| 813 |
|
---|
| 814 |
|
---|
[1414] | 815 | bool Preprocessor::LoadKdTree(const string filename)
|
---|
[1197] | 816 | {
|
---|
[1414] | 817 | mKdTree = new KdTree();
|
---|
[1633] | 818 |
|
---|
[1414] | 819 | return mKdTree->LoadBinTree(filename.c_str(), mObjects);
|
---|
[1197] | 820 | }
|
---|
| 821 |
|
---|
[1414] | 822 |
|
---|
| 823 | bool Preprocessor::ExportKdTree(const string filename)
|
---|
[1197] | 824 | {
|
---|
[1414] | 825 | return mKdTree->ExportBinTree(filename.c_str());
|
---|
[1197] | 826 | }
|
---|
| 827 |
|
---|
| 828 |
|
---|
[490] | 829 | bool Preprocessor::LoadSamples(VssRayContainer &samples,
|
---|
| 830 | ObjectContainer &objects) const
|
---|
| 831 | {
|
---|
| 832 | std::stable_sort(objects.begin(), objects.end(), ilt);
|
---|
| 833 | char fileName[100];
|
---|
[1004] | 834 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
[490] | 835 |
|
---|
[491] | 836 | Vector3 origin, termination;
|
---|
| 837 | // HACK: needed only for lower_bound algorithm to find the
|
---|
| 838 | // intersected objects
|
---|
| 839 | MeshInstance sObj(NULL);
|
---|
| 840 | MeshInstance tObj(NULL);
|
---|
[490] | 841 |
|
---|
[491] | 842 | #if USE_ASCII
|
---|
[656] | 843 | ifstream samplesIn(fileName);
|
---|
[490] | 844 | if (!samplesIn.is_open())
|
---|
| 845 | return false;
|
---|
| 846 |
|
---|
| 847 | string buf;
|
---|
| 848 | while (!(getline(samplesIn, buf)).eof())
|
---|
| 849 | {
|
---|
[491] | 850 | sscanf(buf.c_str(), "%f %f %f %f %f %f %d %d",
|
---|
[490] | 851 | &origin.x, &origin.y, &origin.z,
|
---|
[491] | 852 | &termination.x, &termination.y, &termination.z,
|
---|
| 853 | &(sObj.mId), &(tObj.mId));
|
---|
[490] | 854 |
|
---|
[491] | 855 | Intersectable *sourceObj = NULL;
|
---|
| 856 | Intersectable *termObj = NULL;
|
---|
| 857 |
|
---|
| 858 | if (sObj.mId >= 0)
|
---|
[490] | 859 | {
|
---|
| 860 | ObjectContainer::iterator oit =
|
---|
[491] | 861 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
| 862 | sourceObj = *oit;
|
---|
| 863 | }
|
---|
| 864 |
|
---|
| 865 | if (tObj.mId >= 0)
|
---|
| 866 | {
|
---|
| 867 | ObjectContainer::iterator oit =
|
---|
| 868 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
| 869 | termObj = *oit;
|
---|
| 870 | }
|
---|
[490] | 871 |
|
---|
[491] | 872 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
| 873 | }
|
---|
| 874 | #else
|
---|
| 875 | ifstream samplesIn(fileName, ios::binary);
|
---|
| 876 | if (!samplesIn.is_open())
|
---|
| 877 | return false;
|
---|
| 878 |
|
---|
| 879 | while (1)
|
---|
| 880 | {
|
---|
| 881 | samplesIn.read(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
| 882 | samplesIn.read(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
| 883 | samplesIn.read(reinterpret_cast<char *>(&(sObj.mId)), sizeof(int));
|
---|
| 884 | samplesIn.read(reinterpret_cast<char *>(&(tObj.mId)), sizeof(int));
|
---|
| 885 |
|
---|
| 886 | if (samplesIn.eof())
|
---|
| 887 | break;
|
---|
| 888 |
|
---|
| 889 | Intersectable *sourceObj = NULL;
|
---|
| 890 | Intersectable *termObj = NULL;
|
---|
| 891 |
|
---|
| 892 | if (sObj.mId >= 0)
|
---|
| 893 | {
|
---|
| 894 | ObjectContainer::iterator oit =
|
---|
| 895 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
| 896 | sourceObj = *oit;
|
---|
[490] | 897 | }
|
---|
[491] | 898 |
|
---|
| 899 | if (tObj.mId >= 0)
|
---|
[490] | 900 | {
|
---|
[491] | 901 | ObjectContainer::iterator oit =
|
---|
| 902 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
| 903 | termObj = *oit;
|
---|
[490] | 904 | }
|
---|
[491] | 905 |
|
---|
| 906 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
[490] | 907 | }
|
---|
[1779] | 908 | #endif
|
---|
[491] | 909 |
|
---|
[490] | 910 | samplesIn.close();
|
---|
| 911 |
|
---|
| 912 | return true;
|
---|
| 913 | }
|
---|
| 914 |
|
---|
[508] | 915 |
|
---|
| 916 | bool Preprocessor::ExportSamples(const VssRayContainer &samples) const
|
---|
[490] | 917 | {
|
---|
[491] | 918 | char fileName[100];
|
---|
[1004] | 919 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
[491] | 920 |
|
---|
[490] | 921 |
|
---|
| 922 | VssRayContainer::const_iterator it, it_end = samples.end();
|
---|
| 923 |
|
---|
[491] | 924 | #if USE_ASCII
|
---|
| 925 | ofstream samplesOut(fileName);
|
---|
[490] | 926 | if (!samplesOut.is_open())
|
---|
| 927 | return false;
|
---|
| 928 |
|
---|
| 929 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
| 930 | {
|
---|
| 931 | VssRay *ray = *it;
|
---|
[491] | 932 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
| 933 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
| 934 |
|
---|
[490] | 935 | samplesOut << ray->GetOrigin().x << " " << ray->GetOrigin().y << " " << ray->GetOrigin().z << " "
|
---|
| 936 | << ray->GetTermination().x << " " << ray->GetTermination().y << " " << ray->GetTermination().z << " "
|
---|
[491] | 937 | << sourceid << " " << termid << "\n";
|
---|
[490] | 938 | }
|
---|
[491] | 939 | #else
|
---|
| 940 | ofstream samplesOut(fileName, ios::binary);
|
---|
| 941 | if (!samplesOut.is_open())
|
---|
| 942 | return false;
|
---|
| 943 |
|
---|
| 944 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
| 945 | {
|
---|
| 946 | VssRay *ray = *it;
|
---|
| 947 | Vector3 origin(ray->GetOrigin());
|
---|
| 948 | Vector3 termination(ray->GetTermination());
|
---|
| 949 |
|
---|
| 950 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
| 951 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
| 952 |
|
---|
| 953 | samplesOut.write(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
| 954 | samplesOut.write(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
| 955 | samplesOut.write(reinterpret_cast<char *>(&sourceid), sizeof(int));
|
---|
| 956 | samplesOut.write(reinterpret_cast<char *>(&termid), sizeof(int));
|
---|
| 957 | }
|
---|
| 958 | #endif
|
---|
[490] | 959 | samplesOut.close();
|
---|
[1194] | 960 |
|
---|
[490] | 961 | return true;
|
---|
| 962 | }
|
---|
[563] | 963 |
|
---|
[1771] | 964 |
|
---|
| 965 | int
|
---|
| 966 | Preprocessor::GenerateRays(const int number,
|
---|
[1867] | 967 | SamplingStrategy &strategy,
|
---|
| 968 | SimpleRayContainer &rays)
|
---|
[1020] | 969 | {
|
---|
[1867] | 970 | return strategy.GenerateSamples(number, rays);
|
---|
[1771] | 971 | }
|
---|
[860] | 972 |
|
---|
[1990] | 973 |
|
---|
[1771] | 974 | int
|
---|
| 975 | Preprocessor::GenerateRays(const int number,
|
---|
[1898] | 976 | const int sampleType,
|
---|
| 977 | SimpleRayContainer &rays)
|
---|
[1771] | 978 | {
|
---|
[1772] | 979 | const int startSize = (int)rays.size();
|
---|
| 980 | SamplingStrategy *strategy = GenerateSamplingStrategy(sampleType);
|
---|
| 981 | int castRays = 0;
|
---|
| 982 |
|
---|
| 983 | if (!strategy)
|
---|
[1381] | 984 | {
|
---|
[1772] | 985 | return 0;
|
---|
[1381] | 986 | }
|
---|
[1772] | 987 |
|
---|
[1381] | 988 | #if 1
|
---|
[1772] | 989 | castRays = strategy->GenerateSamples(number, rays);
|
---|
[1381] | 990 | #else
|
---|
[1772] | 991 | GenerateRayBundle(rays, newRay, 16, 0);
|
---|
| 992 | castRays += 16;
|
---|
[1381] | 993 | #endif
|
---|
[1772] | 994 |
|
---|
| 995 | delete strategy;
|
---|
| 996 | return castRays;
|
---|
[878] | 997 | }
|
---|
[1020] | 998 |
|
---|
| 999 |
|
---|
[1884] | 1000 | SamplingStrategy *Preprocessor::GenerateSamplingStrategy(const int strategyId)
|
---|
[1020] | 1001 | {
|
---|
| 1002 | switch (strategyId)
|
---|
| 1003 | {
|
---|
[1520] | 1004 | case SamplingStrategy::OBJECT_BASED_DISTRIBUTION:
|
---|
[1020] | 1005 | return new ObjectBasedDistribution(*this);
|
---|
[1520] | 1006 | case SamplingStrategy::OBJECT_DIRECTION_BASED_DISTRIBUTION:
|
---|
[1020] | 1007 | return new ObjectDirectionBasedDistribution(*this);
|
---|
[1520] | 1008 | case SamplingStrategy::DIRECTION_BASED_DISTRIBUTION:
|
---|
[1020] | 1009 | return new DirectionBasedDistribution(*this);
|
---|
[1520] | 1010 | case SamplingStrategy::DIRECTION_BOX_BASED_DISTRIBUTION:
|
---|
[1020] | 1011 | return new DirectionBoxBasedDistribution(*this);
|
---|
[1520] | 1012 | case SamplingStrategy::SPATIAL_BOX_BASED_DISTRIBUTION:
|
---|
[1020] | 1013 | return new SpatialBoxBasedDistribution(*this);
|
---|
[1695] | 1014 | case SamplingStrategy::REVERSE_OBJECT_BASED_DISTRIBUTION:
|
---|
| 1015 | return new ReverseObjectBasedDistribution(*this);
|
---|
[1769] | 1016 | case SamplingStrategy::VIEWCELL_BORDER_BASED_DISTRIBUTION:
|
---|
| 1017 | return new ViewCellBorderBasedDistribution(*this);
|
---|
[1772] | 1018 | case SamplingStrategy::VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
| 1019 | return new ViewSpaceBorderBasedDistribution(*this);
|
---|
| 1020 | case SamplingStrategy::REVERSE_VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
| 1021 | return new ReverseViewSpaceBorderBasedDistribution(*this);
|
---|
[1824] | 1022 | case SamplingStrategy::GLOBAL_LINES_DISTRIBUTION:
|
---|
| 1023 | return new GlobalLinesDistribution(*this);
|
---|
| 1024 |
|
---|
| 1025 | //case OBJECTS_INTERIOR_DISTRIBUTION:
|
---|
| 1026 | // return new ObjectsInteriorDistribution(*this);
|
---|
[1020] | 1027 | default: // no valid strategy
|
---|
[1279] | 1028 | Debug << "warning: no valid sampling strategy" << endl;
|
---|
[1020] | 1029 | return NULL;
|
---|
| 1030 | }
|
---|
[1221] | 1031 |
|
---|
[1570] | 1032 | return NULL; // should never come here
|
---|
[1020] | 1033 | }
|
---|
| 1034 |
|
---|
| 1035 |
|
---|
[2003] | 1036 | bool Preprocessor::LoadInternKdTree( const string internKdTree)
|
---|
| 1037 | {
|
---|
[2036] | 1038 | bool mUseKdTree = true;
|
---|
| 1039 |
|
---|
[2035] | 1040 | if (!mUseKdTree) {
|
---|
| 1041 | // create just a dummy KdTree
|
---|
| 1042 | mKdTree = new KdTree;
|
---|
| 1043 | return true;
|
---|
| 1044 | }
|
---|
| 1045 |
|
---|
| 1046 | // always try to load the kd tree
|
---|
| 1047 | cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
| 1048 |
|
---|
| 1049 | if (!LoadKdTree(internKdTree)) {
|
---|
| 1050 | cout << "error loading kd tree with filename "
|
---|
| 1051 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
| 1052 | // build new kd tree from scene geometry
|
---|
| 1053 | BuildKdTree();
|
---|
[2003] | 1054 |
|
---|
[2035] | 1055 | // export kd tree?
|
---|
| 1056 | const long startTime = GetTime();
|
---|
| 1057 | cout << "exporting kd tree ... ";
|
---|
| 1058 |
|
---|
| 1059 | if (!ExportKdTree(internKdTree))
|
---|
| 1060 | {
|
---|
| 1061 | cout << " error exporting kd tree with filename "
|
---|
| 1062 | << internKdTree << endl;
|
---|
| 1063 | }
|
---|
| 1064 | else
|
---|
| 1065 | {
|
---|
| 1066 | cout << "finished in "
|
---|
| 1067 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 1068 | << " secs" << endl;
|
---|
| 1069 | }
|
---|
| 1070 | }
|
---|
| 1071 |
|
---|
| 1072 | KdTreeStatistics(cout);
|
---|
| 1073 | cout << mKdTree->GetBox() << endl;
|
---|
| 1074 |
|
---|
| 1075 | return true;
|
---|
[2003] | 1076 | }
|
---|
| 1077 |
|
---|
| 1078 |
|
---|
[1968] | 1079 | bool Preprocessor::InitRayCast(const string externKdTree,
|
---|
| 1080 | const string internKdTree)
|
---|
[1221] | 1081 | {
|
---|
[1633] | 1082 | // always try to load the kd tree
|
---|
[2003] | 1083 | /* cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
[1634] | 1084 |
|
---|
| 1085 | if (!LoadKdTree(internKdTree))
|
---|
| 1086 | {
|
---|
[1968] | 1087 | cout << "error loading kd tree with filename "
|
---|
| 1088 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
[1633] | 1089 | // build new kd tree from scene geometry
|
---|
[1415] | 1090 | BuildKdTree();
|
---|
| 1091 |
|
---|
[1627] | 1092 | // export kd tree?
|
---|
[1633] | 1093 | const long startTime = GetTime();
|
---|
[1627] | 1094 | cout << "exporting kd tree ... ";
|
---|
| 1095 |
|
---|
| 1096 | if (!ExportKdTree(internKdTree))
|
---|
| 1097 | {
|
---|
[1968] | 1098 | cout << " error exporting kd tree with filename "
|
---|
| 1099 | << internKdTree << endl;
|
---|
[1627] | 1100 | }
|
---|
| 1101 | else
|
---|
| 1102 | {
|
---|
[1968] | 1103 | cout << "finished in "
|
---|
| 1104 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 1105 | << " secs" << endl;
|
---|
[1627] | 1106 | }
|
---|
[1415] | 1107 | }
|
---|
[1633] | 1108 |
|
---|
| 1109 | KdTreeStatistics(cout);
|
---|
| 1110 | cout << mKdTree->GetBox() << endl;
|
---|
[2003] | 1111 | */
|
---|
[1520] | 1112 | int rayCastMethod;
|
---|
[1968] | 1113 | Environment::GetSingleton()->
|
---|
| 1114 | GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
[1520] | 1115 |
|
---|
| 1116 | if (rayCastMethod == 0)
|
---|
[1221] | 1117 | {
|
---|
[1867] | 1118 | cout << "ray cast method: internal" << endl;
|
---|
[2003] | 1119 | mRayCaster = new InternalRayCaster(*this);
|
---|
[1221] | 1120 | }
|
---|
[1251] | 1121 | else
|
---|
[1520] | 1122 | {
|
---|
[1524] | 1123 | #ifdef GTP_INTERNAL
|
---|
[1867] | 1124 | cout << "ray cast method: intel" << endl;
|
---|
| 1125 | mRayCaster = new IntelRayCaster(*this, externKdTree);
|
---|
[1524] | 1126 | #endif
|
---|
[1251] | 1127 | }
|
---|
[1867] | 1128 |
|
---|
[2072] | 1129 | /////
|
---|
| 1130 | //-- reserve constant block of rays
|
---|
| 1131 |
|
---|
| 1132 | // hack: If we dont't use view cells loading, there must be at least as much rays
|
---|
| 1133 | // as are needed for the view cells construction
|
---|
| 1134 | bool loadViewCells;
|
---|
| 1135 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", loadViewCells);
|
---|
| 1136 |
|
---|
[2187] | 1137 | int reserveRays;
|
---|
| 1138 | int constructionSamples;
|
---|
[2072] | 1139 |
|
---|
| 1140 | if (!loadViewCells)
|
---|
| 1141 | {
|
---|
[2187] | 1142 | cout << "hack: setting ray pool size to view cell construction or evaluation size" << endl;
|
---|
[2072] | 1143 |
|
---|
[2187] | 1144 | constructionSamples = 1000000;
|
---|
| 1145 |
|
---|
[2072] | 1146 | char buf[100];
|
---|
| 1147 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
[2187] | 1148 |
|
---|
[2072] | 1149 | if (strcmp(buf, "vspBspTree") == 0)
|
---|
| 1150 | {
|
---|
[2187] | 1151 | Environment::GetSingleton()->GetIntValue("VspBspTree.Construction.samples", constructionSamples);
|
---|
| 1152 |
|
---|
[2072] | 1153 | }
|
---|
| 1154 | else if (strcmp(buf, "vspOspTree") == 0)
|
---|
| 1155 | {
|
---|
[2187] | 1156 | Environment::GetSingleton()->GetIntValue("Hierarchy.Construction.samples", constructionSamples);
|
---|
[2072] | 1157 | }
|
---|
[2187] | 1158 |
|
---|
| 1159 | int evalSamplesPerPass;
|
---|
| 1160 |
|
---|
| 1161 | Environment::GetSingleton()->GetIntValue("ViewCells.Evaluation.samplesPerPass", evalSamplesPerPass);
|
---|
| 1162 |
|
---|
| 1163 | reserveRays = max(constructionSamples, evalSamplesPerPass);
|
---|
| 1164 | reserveRays *= 2;
|
---|
[2072] | 1165 | }
|
---|
| 1166 | else
|
---|
| 1167 | {
|
---|
[2187] | 1168 | cout << "setting ray pool size to samples per pass" << endl;
|
---|
[2072] | 1169 | reserveRays = mSamplesPerPass * 2;
|
---|
| 1170 | }
|
---|
| 1171 |
|
---|
[2048] | 1172 | cout << "======================" << endl;
|
---|
[2072] | 1173 | cout << "reserving " << reserveRays << " rays " << endl;
|
---|
| 1174 | mRayCaster->ReserveVssRayPool(reserveRays);
|
---|
[2012] | 1175 |
|
---|
[1520] | 1176 | return true;
|
---|
[1281] | 1177 | }
|
---|
| 1178 |
|
---|
[1292] | 1179 |
|
---|
[1281] | 1180 | void
|
---|
| 1181 | Preprocessor::CastRays(
|
---|
| 1182 | SimpleRayContainer &rays,
|
---|
[1520] | 1183 | VssRayContainer &vssRays,
|
---|
[1528] | 1184 | const bool castDoubleRays,
|
---|
[1996] | 1185 | const bool pruneInvalidRays
|
---|
[1281] | 1186 | )
|
---|
| 1187 | {
|
---|
[2035] | 1188 |
|
---|
[2069] | 1189 | const long t1 = GetTime();
|
---|
[2035] | 1190 |
|
---|
[2198] | 1191 | if (rays.size() > 10000)
|
---|
[2187] | 1192 | {
|
---|
[2069] | 1193 |
|
---|
[2072] | 1194 | mRayCaster->SortRays(rays);
|
---|
[2069] | 1195 | cout<<"Rays sorted in "<<TimeDiff(t1, GetTime())<<" ms."<<endl;
|
---|
[1984] | 1196 | }
|
---|
[1972] | 1197 |
|
---|
[2072] | 1198 |
|
---|
[2076] | 1199 | if (mUseHwGlobalLines)
|
---|
[2187] | 1200 | {
|
---|
[2076] | 1201 | CastRaysWithHwGlobalLines(
|
---|
| 1202 | rays,
|
---|
| 1203 | vssRays,
|
---|
| 1204 | castDoubleRays,
|
---|
| 1205 | pruneInvalidRays
|
---|
| 1206 | );
|
---|
[2187] | 1207 | }
|
---|
[2076] | 1208 | else
|
---|
[2187] | 1209 | {
|
---|
[2076] | 1210 | mRayCaster->CastRays(
|
---|
| 1211 | rays,
|
---|
| 1212 | vssRays,
|
---|
| 1213 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1214 | castDoubleRays,
|
---|
| 1215 | pruneInvalidRays);
|
---|
[2187] | 1216 | }
|
---|
| 1217 |
|
---|
| 1218 | if (rays.size() > 10000)
|
---|
[2076] | 1219 | {
|
---|
| 1220 | cout << endl;
|
---|
| 1221 | long t2 = GetTime();
|
---|
[2072] | 1222 |
|
---|
[2076] | 1223 | #if SHOW_RAYCAST_TIMING
|
---|
| 1224 | if (castDoubleRays)
|
---|
| 1225 | cout << 2 * rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
| 1226 | else
|
---|
| 1227 | cout << rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
| 1228 | #endif
|
---|
| 1229 | }
|
---|
| 1230 |
|
---|
| 1231 | DeterminePvsObjects(vssRays);
|
---|
| 1232 | }
|
---|
| 1233 |
|
---|
| 1234 |
|
---|
| 1235 | void
|
---|
| 1236 | Preprocessor::CastRaysWithHwGlobalLines(
|
---|
| 1237 | SimpleRayContainer &rays,
|
---|
[2187] | 1238 | VssRayContainer &vssRays,
|
---|
| 1239 | const bool castDoubleRays,
|
---|
| 1240 | const bool pruneInvalidRays)
|
---|
[2076] | 1241 | {
|
---|
| 1242 | SimpleRayContainer::const_iterator rit, rit_end = rays.end();
|
---|
| 1243 | SimpleRayContainer rayBucket;
|
---|
| 1244 | int i = 0;
|
---|
| 1245 | for (rit = rays.begin(); rit != rit_end; ++ rit, ++ i)
|
---|
[1292] | 1246 | {
|
---|
[2076] | 1247 | SimpleRay ray = *rit;
|
---|
[1990] | 1248 | #ifdef USE_CG
|
---|
[1972] | 1249 | // HACK: global lines must be treated special
|
---|
[2076] | 1250 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
[1968] | 1251 | {
|
---|
[2076] | 1252 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
| 1253 | continue;
|
---|
[1968] | 1254 | }
|
---|
[1990] | 1255 | #endif
|
---|
[2187] | 1256 | rayBucket.push_back(ray);
|
---|
| 1257 |
|
---|
| 1258 | // 16 rays gathered => do ray casting
|
---|
| 1259 | if (rayBucket.size() >= 16)
|
---|
[1520] | 1260 | {
|
---|
[2187] | 1261 | mRayCaster->CastRays16(
|
---|
| 1262 | rayBucket,
|
---|
| 1263 | vssRays,
|
---|
| 1264 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1265 | castDoubleRays,
|
---|
| 1266 | pruneInvalidRays);
|
---|
| 1267 |
|
---|
| 1268 | rayBucket.clear();
|
---|
[1292] | 1269 | }
|
---|
[2187] | 1270 |
|
---|
| 1271 | if (rays.size() > 100000 && i % 100000 == 0)
|
---|
[2072] | 1272 | cout<<"\r"<<i<<"/"<<(int)rays.size()<<"\r";
|
---|
[1972] | 1273 | }
|
---|
[2072] | 1274 |
|
---|
[1972] | 1275 | // cast rest of rays
|
---|
| 1276 | SimpleRayContainer::const_iterator sit, sit_end = rayBucket.end();
|
---|
| 1277 |
|
---|
| 1278 | for (sit = rayBucket.begin(); sit != sit_end; ++ sit)
|
---|
| 1279 | {
|
---|
| 1280 | SimpleRay ray = *sit;
|
---|
[1990] | 1281 |
|
---|
| 1282 | #ifdef USE_CG
|
---|
[1972] | 1283 | // HACK: global lines must be treated special
|
---|
| 1284 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
[1932] | 1285 | {
|
---|
[1972] | 1286 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
[1990] | 1287 | continue;
|
---|
[1972] | 1288 | }
|
---|
[1990] | 1289 | #endif
|
---|
| 1290 | mRayCaster->CastRay(
|
---|
| 1291 | ray,
|
---|
| 1292 | vssRays,
|
---|
| 1293 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1294 | castDoubleRays,
|
---|
[1996] | 1295 | pruneInvalidRays);
|
---|
[1990] | 1296 |
|
---|
[1524] | 1297 | }
|
---|
[1743] | 1298 |
|
---|
[1251] | 1299 | }
|
---|
| 1300 |
|
---|
| 1301 |
|
---|
[1381] | 1302 | bool Preprocessor::GenerateRayBundle(SimpleRayContainer &rayBundle,
|
---|
| 1303 | const SimpleRay &mainRay,
|
---|
| 1304 | const int number,
|
---|
| 1305 | const int pertubType) const
|
---|
| 1306 | {
|
---|
| 1307 | rayBundle.push_back(mainRay);
|
---|
| 1308 |
|
---|
[1564] | 1309 | const float pertubOrigin = 0.0f;
|
---|
| 1310 | const float pertubDir = 0.2f;
|
---|
[1381] | 1311 |
|
---|
| 1312 | for (int i = 0; i < number - 1; ++ i)
|
---|
| 1313 | {
|
---|
| 1314 | Vector3 pertub;
|
---|
| 1315 |
|
---|
| 1316 | pertub.x = RandomValue(0.0f, pertubDir);
|
---|
| 1317 | pertub.y = RandomValue(0.0f, pertubDir);
|
---|
| 1318 | pertub.z = RandomValue(0.0f, pertubDir);
|
---|
[1713] | 1319 |
|
---|
[1381] | 1320 | const Vector3 newDir = mainRay.mDirection + pertub;
|
---|
| 1321 | //const Vector3 newDir = mainRay.mDirection;
|
---|
| 1322 |
|
---|
| 1323 | pertub.x = RandomValue(0.0f, pertubOrigin);
|
---|
| 1324 | pertub.y = RandomValue(0.0f, pertubOrigin);
|
---|
| 1325 | pertub.z = RandomValue(0.0f, pertubOrigin);
|
---|
[1713] | 1326 |
|
---|
[1381] | 1327 | const Vector3 newOrigin = mainRay.mOrigin + pertub;
|
---|
| 1328 | //const Vector3 newOrigin = mainRay.mOrigin;
|
---|
| 1329 |
|
---|
[1883] | 1330 | rayBundle.push_back(SimpleRay(newOrigin, newDir, 0, 1.0f));
|
---|
[1381] | 1331 | }
|
---|
| 1332 |
|
---|
| 1333 | return true;
|
---|
| 1334 | }
|
---|
| 1335 |
|
---|
| 1336 |
|
---|
[1251] | 1337 | void Preprocessor::SetupRay(Ray &ray,
|
---|
| 1338 | const Vector3 &point,
|
---|
[1713] | 1339 | const Vector3 &direction) const
|
---|
[1251] | 1340 | {
|
---|
| 1341 | ray.Clear();
|
---|
| 1342 | // do not store anything else then intersections at the ray
|
---|
[1713] | 1343 | ray.Init(point, direction, Ray::LOCAL_RAY);
|
---|
[1251] | 1344 | }
|
---|
| 1345 |
|
---|
[1968] | 1346 |
|
---|
[1917] | 1347 | void Preprocessor::EvalViewCellHistogram()
|
---|
[1771] | 1348 | {
|
---|
[1917] | 1349 | char filename[256];
|
---|
| 1350 | Environment::GetSingleton()->GetStringValue("Preprocessor.histogram.file", filename);
|
---|
[1771] | 1351 |
|
---|
[1917] | 1352 | // mViewCellsManager->EvalViewCellHistogram(filename, 1000000);
|
---|
| 1353 | mViewCellsManager->EvalViewCellHistogramForPvsSize(filename, 1000000);
|
---|
[1771] | 1354 | }
|
---|
[1520] | 1355 |
|
---|
[1900] | 1356 |
|
---|
| 1357 | bool
|
---|
| 1358 | Preprocessor::ExportRays(const char *filename,
|
---|
| 1359 | const VssRayContainer &vssRays,
|
---|
[2001] | 1360 | const int number,
|
---|
| 1361 | const bool exportScene
|
---|
[1900] | 1362 | )
|
---|
| 1363 | {
|
---|
| 1364 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
| 1365 |
|
---|
| 1366 | Exporter *exporter = NULL;
|
---|
| 1367 | exporter = Exporter::GetExporter(filename);
|
---|
| 1368 |
|
---|
| 1369 | if (0) {
|
---|
| 1370 | exporter->SetWireframe();
|
---|
| 1371 | exporter->ExportKdTree(*mKdTree);
|
---|
| 1372 | }
|
---|
| 1373 |
|
---|
| 1374 | exporter->SetFilled();
|
---|
| 1375 | // $$JB temporarily do not export the scene
|
---|
[2001] | 1376 | if (exportScene)
|
---|
[1900] | 1377 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
| 1378 |
|
---|
| 1379 | exporter->SetWireframe();
|
---|
| 1380 |
|
---|
| 1381 | if (1) {
|
---|
| 1382 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
| 1383 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
| 1384 | exporter->ResetForcedMaterial();
|
---|
| 1385 | }
|
---|
| 1386 |
|
---|
| 1387 | VssRayContainer rays;
|
---|
| 1388 | vssRays.SelectRays(number, rays);
|
---|
| 1389 | exporter->ExportRays(rays, RgbColor(1, 0, 0));
|
---|
| 1390 | delete exporter;
|
---|
| 1391 | cout<<"done."<<endl<<flush;
|
---|
| 1392 |
|
---|
| 1393 | return true;
|
---|
[1251] | 1394 | }
|
---|
[1900] | 1395 |
|
---|
[2002] | 1396 | bool
|
---|
| 1397 | Preprocessor::ExportRayAnimation(const char *filename,
|
---|
| 1398 | const vector<VssRayContainer> &vssRays
|
---|
| 1399 | )
|
---|
| 1400 | {
|
---|
| 1401 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
| 1402 |
|
---|
| 1403 | Exporter *exporter = NULL;
|
---|
| 1404 | exporter = Exporter::GetExporter(filename);
|
---|
| 1405 | if (0) {
|
---|
| 1406 | exporter->SetWireframe();
|
---|
| 1407 | exporter->ExportKdTree(*mKdTree);
|
---|
| 1408 | }
|
---|
| 1409 | exporter->SetFilled();
|
---|
| 1410 | // $$JB temporarily do not export the scene
|
---|
[2008] | 1411 | if (0)
|
---|
[2002] | 1412 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
| 1413 | exporter->SetWireframe();
|
---|
| 1414 |
|
---|
| 1415 | if (1) {
|
---|
| 1416 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
| 1417 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
| 1418 | exporter->ResetForcedMaterial();
|
---|
| 1419 | }
|
---|
| 1420 |
|
---|
| 1421 | exporter->ExportRaySets(vssRays, RgbColor(1, 0, 0));
|
---|
| 1422 |
|
---|
| 1423 | delete exporter;
|
---|
| 1424 |
|
---|
| 1425 | cout<<"done."<<endl<<flush;
|
---|
| 1426 |
|
---|
| 1427 | return true;
|
---|
| 1428 | }
|
---|
| 1429 |
|
---|
[1931] | 1430 | void
|
---|
| 1431 | Preprocessor::ComputeRenderError()
|
---|
| 1432 | {
|
---|
| 1433 | // compute rendering error
|
---|
| 1434 |
|
---|
| 1435 | if (renderer && renderer->mPvsStatFrames) {
|
---|
| 1436 | // emit EvalPvsStat();
|
---|
| 1437 | // QMutex mutex;
|
---|
| 1438 | // mutex.lock();
|
---|
| 1439 | // renderer->mRenderingFinished.wait(&mutex);
|
---|
| 1440 | // mutex.unlock();
|
---|
[2049] | 1441 |
|
---|
| 1442 | if (mViewCellsManager->GetViewCellPoints()->size()) {
|
---|
| 1443 |
|
---|
| 1444 | vector<ViewCellPoints *> *vcPoints = mViewCellsManager->GetViewCellPoints();
|
---|
| 1445 |
|
---|
[2050] | 1446 | vector<ViewCellPoints *>::const_iterator
|
---|
| 1447 | vit = vcPoints->begin(),
|
---|
| 1448 | vit_end = vcPoints->end();
|
---|
| 1449 |
|
---|
[2049] | 1450 | SimpleRayContainer viewPoints;
|
---|
| 1451 |
|
---|
[2050] | 1452 | for (; vit != vit_end; ++ vit) {
|
---|
[2049] | 1453 | ViewCellPoints *vp = *vit;
|
---|
| 1454 |
|
---|
| 1455 | SimpleRayContainer::const_iterator rit = vp->second.begin(), rit_end = vp->second.end();
|
---|
| 1456 | for (; rit!=rit_end; ++rit)
|
---|
| 1457 | viewPoints.push_back(*rit);
|
---|
| 1458 | }
|
---|
[2050] | 1459 |
|
---|
| 1460 | if (viewPoints.size() != renderer->mPvsErrorBuffer.size()) {
|
---|
| 1461 | renderer->mPvsErrorBuffer.resize(viewPoints.size());
|
---|
| 1462 | renderer->ClearErrorBuffer();
|
---|
| 1463 | }
|
---|
| 1464 |
|
---|
[2049] | 1465 | renderer->EvalPvsStat(viewPoints);
|
---|
| 1466 | } else
|
---|
| 1467 | renderer->EvalPvsStat();
|
---|
[2050] | 1468 |
|
---|
[1931] | 1469 | mStats <<
|
---|
| 1470 | "#AvgPvsRenderError\n" <<renderer->mPvsStat.GetAvgError()<<endl<<
|
---|
[2002] | 1471 | "#AvgPixelError\n" <<renderer->GetAvgPixelError()<<endl<<
|
---|
[2008] | 1472 | "#MaxPixelError\n" <<renderer->GetMaxPixelError()<<endl<<
|
---|
[1931] | 1473 | "#MaxPvsRenderError\n" <<renderer->mPvsStat.GetMaxError()<<endl<<
|
---|
| 1474 | "#ErrorFreeFrames\n" <<renderer->mPvsStat.GetErrorFreeFrames()<<endl<<
|
---|
| 1475 | "#AvgRenderPvs\n" <<renderer->mPvsStat.GetAvgPvs()<<endl;
|
---|
| 1476 | }
|
---|
[1900] | 1477 | }
|
---|
[1931] | 1478 |
|
---|
[1958] | 1479 |
|
---|
| 1480 | Intersectable *Preprocessor::GetObjectById(const int id)
|
---|
| 1481 | {
|
---|
[1960] | 1482 | #if 1
|
---|
[1958] | 1483 | // create a dummy mesh instance to be able to use stl
|
---|
| 1484 | MeshInstance object(NULL);
|
---|
| 1485 | object.SetId(id);
|
---|
| 1486 |
|
---|
| 1487 | ObjectContainer::const_iterator oit =
|
---|
| 1488 | lower_bound(mObjects.begin(), mObjects.end(), &object, ilt);
|
---|
| 1489 |
|
---|
| 1490 | // objects sorted by id
|
---|
| 1491 | if ((oit != mObjects.end()) && ((*oit)->GetId() == object.GetId()))
|
---|
| 1492 | {
|
---|
| 1493 | return (*oit);
|
---|
| 1494 | }
|
---|
| 1495 | else
|
---|
| 1496 | {
|
---|
| 1497 | return NULL;
|
---|
| 1498 | }
|
---|
| 1499 | #else
|
---|
[1960] | 1500 | return mObjects[id - 1];
|
---|
[1958] | 1501 | #endif
|
---|
[1931] | 1502 | }
|
---|
[1958] | 1503 |
|
---|
[1968] | 1504 |
|
---|
| 1505 | void Preprocessor::PrepareHwGlobalLines()
|
---|
| 1506 | {
|
---|
| 1507 | int texHeight, texWidth;
|
---|
| 1508 | float eps;
|
---|
| 1509 | int maxDepth;
|
---|
| 1510 | bool sampleReverse;
|
---|
| 1511 |
|
---|
| 1512 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texHeight", texHeight);
|
---|
[1969] | 1513 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texWidth", texWidth);
|
---|
[1968] | 1514 | Environment::GetSingleton()->GetFloatValue("Preprocessor.HwGlobalLines.stepSize", eps);
|
---|
| 1515 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.maxDepth", maxDepth);
|
---|
| 1516 | Environment::GetSingleton()->GetBoolValue("Preprocessor.HwGlobalLines.sampleReverse", sampleReverse);
|
---|
| 1517 |
|
---|
[1969] | 1518 | Debug << "****** hw global line options *******" << endl;
|
---|
| 1519 | Debug << "texWidth: " << texWidth << endl;
|
---|
| 1520 | Debug << "texHeight: " << texHeight << endl;
|
---|
| 1521 | Debug << "sampleReverse: " << sampleReverse << endl;
|
---|
| 1522 | Debug << "max depth: " << maxDepth << endl;
|
---|
| 1523 | Debug << "step size: " << eps << endl;
|
---|
| 1524 | Debug << endl;
|
---|
| 1525 |
|
---|
[1990] | 1526 | #ifdef USE_CG
|
---|
[1969] | 1527 | globalLinesRenderer = mGlobalLinesRenderer =
|
---|
[1968] | 1528 | new GlobalLinesRenderer(this,
|
---|
| 1529 | texHeight,
|
---|
| 1530 | texWidth,
|
---|
| 1531 | eps,
|
---|
| 1532 | maxDepth,
|
---|
| 1533 | sampleReverse);
|
---|
[1990] | 1534 |
|
---|
[1968] | 1535 | mGlobalLinesRenderer->InitGl();
|
---|
[1990] | 1536 |
|
---|
| 1537 | #endif
|
---|
[1958] | 1538 | }
|
---|
[1968] | 1539 |
|
---|
[2048] | 1540 |
|
---|
| 1541 | void Preprocessor::DeterminePvsObjects(VssRayContainer &rays)
|
---|
| 1542 | {
|
---|
| 1543 | mViewCellsManager->DeterminePvsObjects(rays, false);
|
---|
[1968] | 1544 | }
|
---|
[2048] | 1545 |
|
---|
| 1546 |
|
---|
[2183] | 1547 | bool Preprocessor::LoadObjects(const string &filename,
|
---|
| 1548 | ObjectContainer &pvsObjects,
|
---|
| 1549 | const ObjectContainer &preprocessorObjects)
|
---|
| 1550 | {
|
---|
| 1551 | ObjectsParser parser;
|
---|
| 1552 |
|
---|
| 1553 | const bool success = parser.ParseObjects(filename,
|
---|
| 1554 | pvsObjects,
|
---|
| 1555 | preprocessorObjects);
|
---|
| 1556 |
|
---|
| 1557 | if (!success)
|
---|
| 1558 | {
|
---|
| 1559 | Debug << "Error: loading objects failed!" << endl;
|
---|
| 1560 | }
|
---|
| 1561 |
|
---|
| 1562 | // hack: no bvh object could be found => take preprocessor objects
|
---|
| 1563 | if (pvsObjects.empty())
|
---|
| 1564 | {
|
---|
| 1565 | Debug << "no objects" << endl;
|
---|
| 1566 | pvsObjects = preprocessorObjects;
|
---|
| 1567 | }
|
---|
| 1568 |
|
---|
| 1569 | return success;
|
---|
[2048] | 1570 | }
|
---|
[2183] | 1571 |
|
---|
| 1572 |
|
---|
| 1573 | }
|
---|