[2583] | 1 |
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[372] | 2 | #include "SceneGraph.h"
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| 3 | #include "Exporter.h"
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| 4 | #include "UnigraphicsParser.h"
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| 5 | #include "X3dParser.h"
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| 6 | #include "Preprocessor.h"
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| 7 | #include "ViewCell.h"
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| 8 | #include "Environment.h"
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[439] | 9 | #include "ViewCellsManager.h"
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[445] | 10 | #include "ViewCellBsp.h"
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| 11 | #include "VspBspTree.h"
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[469] | 12 | #include "RenderSimulator.h"
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[496] | 13 | #include "GlRenderer.h"
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[749] | 14 | #include "PlyParser.h"
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[1020] | 15 | #include "SamplingStrategy.h"
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[1233] | 16 | #include "VspTree.h"
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| 17 | #include "OspTree.h"
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[1221] | 18 | #include "ObjParser.h"
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[1264] | 19 | #include "BvHierarchy.h"
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[1279] | 20 | #include "HierarchyManager.h"
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[1287] | 21 | #include "VssRay.h"
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[1520] | 22 | #include "IntelRayCaster.h"
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[2575] | 23 | #include "HavranRayCaster.h"
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[1520] | 24 | #include "InternalRayCaster.h"
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[1968] | 25 | #include "GlobalLinesRenderer.h"
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[2183] | 26 | #include "ObjectsParser.h"
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[2707] | 27 | #include "SepPlanesBox3.h"
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[1264] | 28 |
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[1287] | 29 |
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[1292] | 30 | #define DEBUG_RAYCAST 0
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[1584] | 31 | #define SHOW_RAYCAST_TIMING 1
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[1292] | 32 |
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[2183] | 33 | using namespace std;
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[1292] | 34 |
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[863] | 35 | namespace GtpVisibilityPreprocessor {
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[860] | 36 |
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| 37 |
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[2710] | 38 | static int sCurrentDynamicId = 0;
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| 39 |
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| 40 |
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[2544] | 41 | inline static bool ilt(Intersectable *obj1, Intersectable *obj2)
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| 42 | {
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| 43 | return obj1->mId < obj2->mId;
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| 44 | }
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| 45 |
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| 46 |
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[2187] | 47 | Preprocessor *preprocessor = NULL;
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[1867] | 48 |
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[752] | 49 |
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[372] | 50 | Preprocessor::Preprocessor():
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| 51 | mKdTree(NULL),
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[409] | 52 | mBspTree(NULL),
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[445] | 53 | mVspBspTree(NULL),
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[1002] | 54 | mViewCellsManager(NULL),
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[1251] | 55 | mRenderSimulator(NULL),
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[1279] | 56 | mPass(0),
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[1520] | 57 | mSceneGraph(NULL),
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[1613] | 58 | mRayCaster(NULL),
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[1926] | 59 | mStopComputation(false),
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[1968] | 60 | mThread(NULL),
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[2076] | 61 | mGlobalLinesRenderer(NULL),
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[2574] | 62 | mUseHwGlobalLines(false),
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[2709] | 63 | mTotalRaysCast(0),
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| 64 | mSynchronize(false)
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[308] | 65 | {
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[1004] | 66 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlRenderer", mUseGlRenderer);
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[538] | 67 |
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[840] | 68 | // renderer will be constructed when the scene graph and viewcell manager will be known
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| 69 | renderer = NULL;
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[1785] | 70 |
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[1004] | 71 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlDebugger", mUseGlDebugger);
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[1379] | 72 | Environment::GetSingleton()->GetBoolValue("Preprocessor.loadMeshes", mLoadMeshes);
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[1004] | 73 | Environment::GetSingleton()->GetBoolValue("Preprocessor.quitOnFinish", mQuitOnFinish);
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| 74 | Environment::GetSingleton()->GetBoolValue("Preprocessor.computeVisibility", mComputeVisibility);
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| 75 | Environment::GetSingleton()->GetBoolValue("Preprocessor.detectEmptyViewSpace", mDetectEmptyViewSpace);
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| 76 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportVisibility", mExportVisibility );
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[1520] | 77 |
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[871] | 78 | char buffer[256];
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[1004] | 79 | Environment::GetSingleton()->GetStringValue("Preprocessor.visibilityFile", buffer);
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[871] | 80 | mVisibilityFileName = buffer;
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[1771] | 81 |
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| 82 | Environment::GetSingleton()->GetStringValue("Preprocessor.stats", buffer);
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| 83 | mStats.open(buffer);
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[2048] | 84 |
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[1749] | 85 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilityFilter", mApplyVisibilityFilter);
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[1004] | 86 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilitySpatialFilter",
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[1695] | 87 | mApplyVisibilitySpatialFilter );
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[1004] | 88 | Environment::GetSingleton()->GetFloatValue("Preprocessor.visibilityFilterWidth", mVisibilityFilterWidth);
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[878] | 89 |
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[1695] | 90 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportObj", mExportObj);
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| 91 |
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[1723] | 92 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useViewSpaceBox", mUseViewSpaceBox);
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| 93 |
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[1900] | 94 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.rays", mExportRays);
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[2008] | 95 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.animation", mExportAnimation);
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[1900] | 96 | Environment::GetSingleton()->GetIntValue("Preprocessor.Export.numRays", mExportNumRays);
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| 97 |
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[1966] | 98 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerPass", mSamplesPerPass);
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| 99 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalSamples", mTotalSamples);
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[2046] | 100 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalTime", mTotalTime);
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[1966] | 101 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerEvaluation",
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| 102 | mSamplesPerEvaluation);
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| 103 |
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[1695] | 104 | Debug << "******* Preprocessor Options **********" << endl;
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[840] | 105 | Debug << "detect empty view space=" << mDetectEmptyViewSpace << endl;
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[1379] | 106 | Debug << "load meshes: " << mLoadMeshes << endl;
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[1695] | 107 | Debug << "load meshes: " << mLoadMeshes << endl;
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| 108 | Debug << "export obj: " << mExportObj << endl;
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[1723] | 109 | Debug << "use view space box: " << mUseViewSpaceBox << endl;
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[2048] | 110 |
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| 111 | cout << "samples per pass " << mSamplesPerPass << endl;
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[372] | 112 | }
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| 113 |
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| 114 |
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| 115 | Preprocessor::~Preprocessor()
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| 116 | {
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[1291] | 117 | cout << "cleaning up" << endl;
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[752] | 118 |
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[1291] | 119 | cout << "Deleting view cells manager ... \n";
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| 120 | DEL_PTR(mViewCellsManager);
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| 121 | cout << "done.\n";
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[2047] | 122 |
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[1291] | 123 | cout << "Deleting bsp tree ... \n";
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| 124 | DEL_PTR(mBspTree);
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[1924] | 125 | cout << "done.\n";
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[752] | 126 |
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[1924] | 127 | cout << "Deleting kd tree ...\n";
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[1291] | 128 | DEL_PTR(mKdTree);
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| 129 | cout << "done.\n";
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[752] | 130 |
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[1923] | 131 | cout << "Deleting vspbsp tree ... \n";
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[1291] | 132 | DEL_PTR(mVspBspTree);
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| 133 | cout << "done.\n";
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[1002] | 134 |
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[1923] | 135 | cout << "Deleting scene graph ... \n";
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[1291] | 136 | DEL_PTR(mSceneGraph);
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| 137 | cout << "done.\n";
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| 138 |
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[2017] | 139 | cout << "deleting render simulator ... \n";
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[1291] | 140 | DEL_PTR(mRenderSimulator);
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[2017] | 141 | mRenderSimulator = NULL;
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[2609] | 142 |
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[2017] | 143 | cout << "deleting renderer ... \n";
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[1291] | 144 | DEL_PTR(renderer);
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[2017] | 145 | renderer = NULL;
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[2609] | 146 |
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[2017] | 147 | cout << "deleting ray caster ... \n";
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[1523] | 148 | DEL_PTR(mRayCaster);
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[1999] | 149 |
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[1990] | 150 | #ifdef USE_CG
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[2017] | 151 | cout << "deleting global lines renderer ... \n";
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[1968] | 152 | DEL_PTR(mGlobalLinesRenderer);
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[1990] | 153 | #endif
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[2017] | 154 | cout << "finished" << endl;
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[372] | 155 | }
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| 156 |
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[1521] | 157 |
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| 158 | GlRendererBuffer *Preprocessor::GetRenderer()
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| 159 | {
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| 160 | return renderer;
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| 161 | }
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| 162 |
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| 163 |
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[387] | 164 |
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| 165 |
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[1926] | 166 | void Preprocessor::SetThread(PreprocessorThread *t)
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| 167 | {
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| 168 | mThread = t;
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| 169 | }
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| 170 |
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| 171 |
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| 172 | PreprocessorThread *Preprocessor::GetThread() const
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| 173 | {
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| 174 | return mThread;
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| 175 | }
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| 176 |
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| 177 |
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[2183] | 178 | bool Preprocessor::LoadBinaryObj(const string &filename,
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[2600] | 179 | SceneGraphLeaf *root,
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[2621] | 180 | vector<FaceParentInfo> *parents,
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| 181 | float scale)
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[1655] | 182 | {
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[2452] | 183 | //ifstream inStream(filename, ios::binary);
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| 184 | igzstream inStream(filename.c_str());
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[1658] | 185 |
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[2452] | 186 | if (!inStream.is_open())
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[1655] | 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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[2614] | 194 | const int t = 500000;
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[2452] | 195 | inStream.read(reinterpret_cast<char *>(&numTriangles), sizeof(int));
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[2004] | 196 | root->mGeometry.reserve(numTriangles);
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[2572] | 197 | cout << "loading " << numTriangles << " triangles (" << numTriangles *
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| 198 | (sizeof(TriangleIntersectable) + sizeof(TriangleIntersectable *)) /
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| 199 | (1024 * 1024) << " MB)" << endl;
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[2003] | 200 |
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[2004] | 201 | int i = 0;
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[2572] | 202 |
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[1655] | 203 | while (1)
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| 204 | {
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| 205 | Triangle3 tri;
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| 206 |
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[2452] | 207 | inStream.read(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
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| 208 | inStream.read(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
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| 209 | inStream.read(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
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[2005] | 210 |
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[2621] | 211 | if (scale > 0.0f)
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| 212 | {
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| 213 | tri.mVertices[0] *= scale;
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| 214 | tri.mVertices[1] *= scale;
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| 215 | tri.mVertices[2] *= scale;
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| 216 | }
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| 217 |
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[1655] | 218 | // end of file reached
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[2452] | 219 | if (inStream.eof())
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[1655] | 220 | break;
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| 221 |
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| 222 | TriangleIntersectable *obj = new TriangleIntersectable(tri);
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| 223 | root->mGeometry.push_back(obj);
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[2005] | 224 |
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[2614] | 225 | if ((i ++) % t == t)
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[2005] | 226 | cout<<"\r"<<i<<"/"<<numTriangles<<"\r";
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[1655] | 227 | }
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| 228 |
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[2004] | 229 | if (i != numTriangles)
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| 230 | {
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| 231 | cout << "warning: triangle size does not match with loaded triangle size" << endl;
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| 232 | return false;
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| 233 | }
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| 234 |
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| 235 | cout << "loaded " << numTriangles << " triangles" << endl;
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| 236 |
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[1655] | 237 | return true;
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| 238 | }
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| 239 |
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| 240 |
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[2601] | 241 | bool Preprocessor::ExportBinaryObj(const string &filename, SceneGraphLeaf *root)
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[1658] | 242 | {
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| 243 | ogzstream samplesOut(filename.c_str());
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[2004] | 244 |
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[1658] | 245 | if (!samplesOut.is_open())
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| 246 | return false;
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| 247 |
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[2004] | 248 | int numTriangles = (int)root->mGeometry.size();
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| 249 |
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| 250 | samplesOut.write(reinterpret_cast<char *>(&numTriangles), sizeof(int));
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| 251 |
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[1658] | 252 | ObjectContainer::const_iterator oit, oit_end = root->mGeometry.end();
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| 253 |
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| 254 | for (oit = root->mGeometry.begin(); oit != oit_end; ++ oit)
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| 255 | {
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| 256 | Intersectable *obj = *oit;
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| 257 |
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| 258 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 259 | {
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[2017] | 260 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[1658] | 261 |
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| 262 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
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| 263 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
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| 264 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
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| 265 | }
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| 266 | else
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| 267 | {
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| 268 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 269 | }
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| 270 | }
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| 271 |
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[2004] | 272 | cout << "exported " << numTriangles << " triangles" << endl;
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| 273 |
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[1658] | 274 | return true;
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| 275 | }
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| 276 |
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[1695] | 277 |
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[2342] | 278 | bool Preprocessor::ExportObj(const string &filename, const ObjectContainer &objects)
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[1695] | 279 | {
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| 280 | ofstream samplesOut(filename.c_str());
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| 281 |
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| 282 | if (!samplesOut.is_open())
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| 283 | return false;
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| 284 |
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| 285 | ObjectContainer::const_iterator oit, oit_end = objects.end();
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| 286 |
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[2004] | 287 | //AxisAlignedBox3 bbox = mSceneGraph->GetBox(); bbox.Enlarge(30.0);
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[1695] | 288 | for (oit = objects.begin(); oit != oit_end; ++ oit)
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| 289 | {
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| 290 | Intersectable *obj = *oit;
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| 291 |
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| 292 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 293 | {
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[2017] | 294 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 295 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2])))continue;
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| 296 |
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| 297 | samplesOut << "v " << tri.mVertices[0].x << " " << tri.mVertices[0].y << " " << tri.mVertices[0].z << endl;
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| 298 | samplesOut << "v " << tri.mVertices[1].x << " " << tri.mVertices[1].y << " " << tri.mVertices[1].z << endl;
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| 299 | samplesOut << "v " << tri.mVertices[2].x << " " << tri.mVertices[2].y << " " << tri.mVertices[2].z << endl;
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[1701] | 300 | //}
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[1695] | 301 | }
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| 302 | else
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| 303 | {
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| 304 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 305 | }
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| 306 | }
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| 307 |
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| 308 | // write faces
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| 309 | int i = 1;
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[1713] | 310 | for (oit = objects.begin(); oit != oit_end; ++ oit)
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[1695] | 311 | {
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| 312 | Intersectable *obj = *oit;
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| 313 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 314 | {
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[2017] | 315 | //Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 316 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2]))) continue;
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| 317 |
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[2017] | 318 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 319 | samplesOut << "f " << i << " " << i + 1 << " " << i + 2 << endl;
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| 320 | i += 3;
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[1695] | 321 | }
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| 322 | else
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| 323 | {
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| 324 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 325 | }
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| 326 | }
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| 327 |
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| 328 | return true;
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| 329 |
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| 330 | }
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| 331 |
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[1658] | 332 |
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| 333 |
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[2710] | 334 | Intersectable *Preprocessor::GetParentObject(int index) const
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[1786] | 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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[2710] | 356 | return mObjects[index];
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[2003] | 357 | }
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[1786] | 358 | }
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| 359 |
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| 360 |
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| 361 | Vector3 Preprocessor::GetParentNormal(const int index) const
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| 362 | {
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| 363 | if (!mFaceParents.empty())
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| 364 | {
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| 365 | return mFaceParents[index].mObject->GetNormal(mFaceParents[index].mFaceIndex);
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| 366 | }
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| 367 | else
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| 368 | {
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| 369 | return mObjects[index]->GetNormal(0);
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| 370 | }
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| 371 | }
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| 372 |
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| 373 |
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[372] | 374 | bool
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[2342] | 375 | Preprocessor::LoadScene(const string &filename)
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[372] | 376 | {
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[1655] | 377 | // use leaf nodes of the original spatial hierarchy as occludees
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[508] | 378 | mSceneGraph = new SceneGraph;
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[372] | 379 |
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[508] | 380 | Parser *parser;
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[387] | 381 | vector<string> filenames;
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[1404] | 382 | const int files = SplitFilenames(filename, filenames);
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[712] | 383 | cout << "number of input files: " << files << endl;
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[2183] | 384 |
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[387] | 385 | bool result = false;
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[1695] | 386 | bool isObj = false;
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[1344] | 387 |
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| 388 | // root for different files
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[2601] | 389 | mSceneGraph->SetRoot(new SceneGraphInterior());
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[1344] | 390 |
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[1404] | 391 | // intel ray caster can only trace triangles
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[1520] | 392 | int rayCastMethod;
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[2575] | 393 | Environment::GetSingleton()->GetIntValue("Preprocessor.rayCastMethod",
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| 394 | rayCastMethod);
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| 395 |
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[1827] | 396 | vector<FaceParentInfo> *fi =
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[2583] | 397 | ((rayCastMethod == RayCaster::INTEL_RAYCASTER ||
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| 398 | rayCastMethod == RayCaster::HAVRAN_RAYCASTER
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| 399 | ) && mLoadMeshes) ?
|
---|
[1867] | 400 | &mFaceParents : NULL;
|
---|
[2583] | 401 |
|
---|
[1658] | 402 | if (files == 1)
|
---|
[2544] | 403 | {
|
---|
[2601] | 404 | SceneGraphLeaf *leaf = new SceneGraphLeaf();
|
---|
| 405 |
|
---|
[387] | 406 | if (strstr(filename.c_str(), ".x3d"))
|
---|
[2544] | 407 | {
|
---|
[1655] | 408 | parser = new X3dParser;
|
---|
[2601] | 409 |
|
---|
[1658] | 410 | result = parser->ParseFile(filename,
|
---|
[2601] | 411 | leaf,
|
---|
| 412 | mLoadMeshes,
|
---|
| 413 | fi);
|
---|
[1658] | 414 | delete parser;
|
---|
[1655] | 415 | }
|
---|
[1658] | 416 | else if (strstr(filename.c_str(), ".ply") || strstr(filename.c_str(), ".plb"))
|
---|
[1655] | 417 | {
|
---|
[1658] | 418 | parser = new PlyParser;
|
---|
[1655] | 419 |
|
---|
[1658] | 420 | result = parser->ParseFile(filename,
|
---|
[2601] | 421 | leaf,
|
---|
[2544] | 422 | mLoadMeshes,
|
---|
| 423 | fi);
|
---|
[1658] | 424 | delete parser;
|
---|
[1655] | 425 | }
|
---|
[1658] | 426 | else if (strstr(filename.c_str(), ".obj"))
|
---|
| 427 | {
|
---|
[1695] | 428 | isObj = true;
|
---|
| 429 |
|
---|
[1658] | 430 | // hack: load binary dump
|
---|
[2004] | 431 | const string bnFile = ReplaceSuffix(filename, ".obj", ".bn");
|
---|
[2544] | 432 |
|
---|
[1658] | 433 | if (!mLoadMeshes)
|
---|
| 434 | {
|
---|
[2601] | 435 | result = LoadBinaryObj(bnFile, leaf, fi);
|
---|
[1658] | 436 | }
|
---|
| 437 |
|
---|
[2004] | 438 | // parse obj
|
---|
[2544] | 439 | if (!result)
|
---|
[1658] | 440 | {
|
---|
| 441 | cout << "no binary dump available or loading full meshes, parsing file" << endl;
|
---|
| 442 | parser = new ObjParser;
|
---|
[2544] | 443 |
|
---|
[2601] | 444 | result = parser->ParseFile(filename, leaf, mLoadMeshes, fi);
|
---|
[2544] | 445 |
|
---|
[2601] | 446 | cout << "loaded " << (int)leaf->mGeometry.size() << " entities" << endl;
|
---|
[2183] | 447 |
|
---|
[1658] | 448 | // only works for triangles
|
---|
[2004] | 449 | if (result && !mLoadMeshes)
|
---|
[1658] | 450 | {
|
---|
[2004] | 451 | cout << "exporting binary obj to " << bnFile << "... " << endl;
|
---|
[2183] | 452 |
|
---|
[2601] | 453 | ExportBinaryObj(bnFile, leaf);
|
---|
[2544] | 454 |
|
---|
[1658] | 455 | cout << "finished" << endl;
|
---|
| 456 | }
|
---|
[1655] | 457 |
|
---|
[1658] | 458 | delete parser;
|
---|
| 459 | }
|
---|
| 460 | }
|
---|
| 461 | else
|
---|
| 462 | {
|
---|
| 463 | parser = new UnigraphicsParser;
|
---|
[2601] | 464 | result = parser->ParseFile(filename, leaf, mLoadMeshes, fi);
|
---|
[1658] | 465 | delete parser;
|
---|
| 466 | }
|
---|
[2544] | 467 |
|
---|
[2601] | 468 | if (result)
|
---|
| 469 | {
|
---|
| 470 | mSceneGraph->GetRoot()->mChildren.push_back(leaf);
|
---|
| 471 | }
|
---|
| 472 |
|
---|
[1658] | 473 | cout << filename << endl;
|
---|
[1404] | 474 | }
|
---|
[1658] | 475 | else
|
---|
| 476 | {
|
---|
[1404] | 477 | vector<string>::const_iterator fit, fit_end = filenames.end();
|
---|
[2544] | 478 |
|
---|
[1404] | 479 | for (fit = filenames.begin(); fit != fit_end; ++ fit)
|
---|
| 480 | {
|
---|
| 481 | const string filename = *fit;
|
---|
[1328] | 482 |
|
---|
[1404] | 483 | cout << "parsing file " << filename.c_str() << endl;
|
---|
| 484 | if (strstr(filename.c_str(), ".x3d"))
|
---|
| 485 | parser = new X3dParser;
|
---|
| 486 | else
|
---|
| 487 | parser = new UnigraphicsParser;
|
---|
| 488 |
|
---|
[2601] | 489 | SceneGraphLeaf *node = new SceneGraphLeaf();
|
---|
| 490 |
|
---|
[1695] | 491 | const bool success =
|
---|
| 492 | parser->ParseFile(filename, node, mLoadMeshes, fi);
|
---|
[1404] | 493 |
|
---|
| 494 | if (success)
|
---|
| 495 | {
|
---|
| 496 | mSceneGraph->GetRoot()->mChildren.push_back(node);
|
---|
| 497 | result = true; // at least one file parsed
|
---|
| 498 | }
|
---|
| 499 |
|
---|
[1713] | 500 | // temporare hack
|
---|
[1701] | 501 | //if (!strstr(filename.c_str(), "plane")) mSceneGraph->GetRoot()->UpdateBox();
|
---|
| 502 |
|
---|
[1404] | 503 | delete parser;
|
---|
[387] | 504 | }
|
---|
| 505 | }
|
---|
[2544] | 506 |
|
---|
[752] | 507 | if (result)
|
---|
[2544] | 508 | {
|
---|
[1020] | 509 | int intersectables, faces;
|
---|
| 510 | mSceneGraph->GetStatistics(intersectables, faces);
|
---|
[1344] | 511 |
|
---|
[1020] | 512 | cout<<filename<<" parsed successfully."<<endl;
|
---|
| 513 | cout<<"#NUM_OBJECTS (Total numner of objects)\n"<<intersectables<<endl;
|
---|
| 514 | cout<<"#NUM_FACES (Total numner of faces)\n"<<faces<<endl;
|
---|
[1701] | 515 |
|
---|
[1697] | 516 | mObjects.reserve(intersectables);
|
---|
[2601] | 517 | mSceneGraph->CollectObjects(mObjects);
|
---|
[2544] | 518 |
|
---|
| 519 | mSceneGraph->AssignObjectIds();
|
---|
| 520 |
|
---|
[1328] | 521 | mSceneGraph->GetRoot()->UpdateBox();
|
---|
[1713] | 522 |
|
---|
| 523 | cout << "finished loading" << endl;
|
---|
[387] | 524 | }
|
---|
[2700] | 525 |
|
---|
[492] | 526 | return result;
|
---|
[372] | 527 | }
|
---|
| 528 |
|
---|
| 529 | bool
|
---|
[2342] | 530 | Preprocessor::ExportPreprocessedData(const string &filename)
|
---|
[372] | 531 | {
|
---|
[1486] | 532 | mViewCellsManager->ExportViewCells(filename, true, mObjects);
|
---|
| 533 | return true;
|
---|
[372] | 534 | }
|
---|
| 535 |
|
---|
[1486] | 536 |
|
---|
[372] | 537 | bool
|
---|
[871] | 538 | Preprocessor::PostProcessVisibility()
|
---|
| 539 | {
|
---|
| 540 |
|
---|
[904] | 541 | if (mApplyVisibilityFilter || mApplyVisibilitySpatialFilter) {
|
---|
[997] | 542 | cout<<"Applying visibility filter ...";
|
---|
[1002] | 543 | cout<<"filter width = " << mVisibilityFilterWidth << endl;
|
---|
[904] | 544 |
|
---|
[1002] | 545 | if (!mViewCellsManager)
|
---|
[1199] | 546 | return false;
|
---|
| 547 |
|
---|
[2076] | 548 |
|
---|
[871] | 549 | mViewCellsManager->ApplyFilter(mKdTree,
|
---|
[2076] | 550 | mApplyVisibilityFilter ?
|
---|
| 551 | mVisibilityFilterWidth : -1.0f,
|
---|
| 552 | mApplyVisibilitySpatialFilter ?
|
---|
| 553 | mVisibilityFilterWidth : -1.0f);
|
---|
[997] | 554 | cout << "done." << endl;
|
---|
[871] | 555 | }
|
---|
| 556 |
|
---|
| 557 | // export the preprocessed information to a file
|
---|
[2053] | 558 | if (1 && mExportVisibility)
|
---|
[1486] | 559 | {
|
---|
| 560 | ExportPreprocessedData(mVisibilityFileName);
|
---|
| 561 | }
|
---|
| 562 |
|
---|
[871] | 563 | return true;
|
---|
| 564 | }
|
---|
| 565 |
|
---|
| 566 |
|
---|
| 567 | bool
|
---|
[372] | 568 | Preprocessor::BuildKdTree()
|
---|
| 569 | {
|
---|
| 570 | mKdTree = new KdTree;
|
---|
[1344] | 571 |
|
---|
[372] | 572 | // add mesh instances of the scene graph to the root of the tree
|
---|
| 573 | KdLeaf *root = (KdLeaf *)mKdTree->GetRoot();
|
---|
[1344] | 574 |
|
---|
[2601] | 575 | mSceneGraph->CollectObjects(root->mObjects);
|
---|
[1344] | 576 |
|
---|
[1415] | 577 | const long startTime = GetTime();
|
---|
[1201] | 578 | cout << "building kd tree ... " << endl;
|
---|
[1344] | 579 |
|
---|
[372] | 580 | mKdTree->Construct();
|
---|
[2582] | 581 | sceneBox = mKdTree->GetBox();
|
---|
[1344] | 582 |
|
---|
[1415] | 583 | cout << "finished kd tree construction in " << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 584 | << " secs " << endl;
|
---|
[1344] | 585 |
|
---|
[372] | 586 | return true;
|
---|
| 587 | }
|
---|
| 588 |
|
---|
[1415] | 589 |
|
---|
[372] | 590 | void
|
---|
| 591 | Preprocessor::KdTreeStatistics(ostream &s)
|
---|
| 592 | {
|
---|
| 593 | s<<mKdTree->GetStatistics();
|
---|
| 594 | }
|
---|
| 595 |
|
---|
| 596 | void
|
---|
| 597 | Preprocessor::BspTreeStatistics(ostream &s)
|
---|
| 598 | {
|
---|
| 599 | s << mBspTree->GetStatistics();
|
---|
| 600 | }
|
---|
| 601 |
|
---|
| 602 | bool
|
---|
[2342] | 603 | Preprocessor::Export( const string &filename,
|
---|
[2544] | 604 | const bool scene,
|
---|
| 605 | const bool kdtree
|
---|
| 606 | )
|
---|
[372] | 607 | {
|
---|
[2544] | 608 | Exporter *exporter = Exporter::GetExporter(filename);
|
---|
[372] | 609 |
|
---|
[2544] | 610 | if (exporter) {
|
---|
| 611 | if (2 && scene)
|
---|
| 612 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
[372] | 613 |
|
---|
[2544] | 614 | if (1 && kdtree) {
|
---|
| 615 | exporter->SetWireframe();
|
---|
| 616 | exporter->ExportKdTree(*mKdTree);
|
---|
| 617 | }
|
---|
[372] | 618 |
|
---|
[2544] | 619 | delete exporter;
|
---|
| 620 | return true;
|
---|
| 621 | }
|
---|
| 622 |
|
---|
| 623 | return false;
|
---|
[372] | 624 | }
|
---|
[429] | 625 |
|
---|
[508] | 626 |
|
---|
[463] | 627 | bool Preprocessor::PrepareViewCells()
|
---|
| 628 | {
|
---|
[2660] | 629 | #if 0
|
---|
[2543] | 630 | // load the view cells assigning the found objects to the pvss
|
---|
| 631 | cerr << "loading binary view cells" << endl;
|
---|
| 632 | ViewCellsManager *dummyViewCellsManager =
|
---|
| 633 | LoadViewCellsBinary("test.vc", mObjects, false, NULL);
|
---|
| 634 |
|
---|
| 635 | //cerr << "reexporting the binary view cells" << endl;
|
---|
| 636 | //dummyViewCellsManager->ExportViewCellsBinary("outvc.xml.gz", true, mObjects);
|
---|
| 637 |
|
---|
| 638 | return false;
|
---|
| 639 | #endif
|
---|
| 640 |
|
---|
[1523] | 641 | ///////
|
---|
[577] | 642 | //-- parse view cells construction method
|
---|
[1563] | 643 |
|
---|
[1004] | 644 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", mLoadViewCells);
|
---|
[577] | 645 | char buf[100];
|
---|
[1585] | 646 |
|
---|
[2172] | 647 | if (mLoadViewCells)
|
---|
[997] | 648 | {
|
---|
[2183] | 649 |
|
---|
| 650 | #ifdef USE_BIT_PVS
|
---|
| 651 | // HACK: for kd pvs, set pvs size to maximal number of kd nodes
|
---|
| 652 | vector<KdLeaf *> leaves;
|
---|
| 653 | preprocessor->mKdTree->CollectLeaves(leaves);
|
---|
| 654 |
|
---|
| 655 | ObjectPvs::SetPvsSize((int)leaves.size());
|
---|
| 656 | #endif
|
---|
| 657 |
|
---|
[2172] | 658 | Environment::GetSingleton()->GetStringValue("ViewCells.filename", buf);
|
---|
[2183] | 659 | cout << "loading objects from " << buf << endl;
|
---|
[2117] | 660 |
|
---|
[2703] | 661 | // load scene objects which are the entities used as pvs entries
|
---|
[2183] | 662 | ObjectContainer pvsObjects;
|
---|
[2709] | 663 | if (1) LoadObjects(buf, pvsObjects, mObjects);
|
---|
[2117] | 664 |
|
---|
[2700] | 665 | const bool finalizeViewCells = true;
|
---|
[2183] | 666 | cout << "loading view cells from " << buf << endl;
|
---|
[2660] | 667 |
|
---|
[2183] | 668 | mViewCellsManager = ViewCellsManager::LoadViewCells(buf,
|
---|
| 669 | pvsObjects,
|
---|
| 670 | mObjects,
|
---|
| 671 | finalizeViewCells,
|
---|
| 672 | NULL);
|
---|
| 673 |
|
---|
[1740] | 674 | cout << "view cells loaded." << endl<<flush;
|
---|
| 675 |
|
---|
| 676 | if (!mViewCellsManager)
|
---|
| 677 | {
|
---|
[2072] | 678 | cerr << "no view cells manager could be loaded" << endl;
|
---|
[1740] | 679 | return false;
|
---|
| 680 | }
|
---|
[577] | 681 | }
|
---|
| 682 | else
|
---|
| 683 | {
|
---|
[2543] | 684 | // parse type of view cells manager
|
---|
[1004] | 685 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
[1740] | 686 | mViewCellsManager = CreateViewCellsManager(buf);
|
---|
[1112] | 687 |
|
---|
[2700] | 688 | // default view space is the extent of the scene
|
---|
| 689 | AxisAlignedBox3 viewSpaceBox;
|
---|
| 690 |
|
---|
[1723] | 691 | if (mUseViewSpaceBox)
|
---|
[1563] | 692 | {
|
---|
[2700] | 693 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
[1723] | 694 |
|
---|
[1563] | 695 | // use a small box outside of the scene
|
---|
[1723] | 696 | viewSpaceBox.Scale(Vector3(0.15f, 0.3f, 0.5f));
|
---|
[2700] | 697 | //viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.5f, 0, 0));
|
---|
[1723] | 698 | viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.3f, 0, 0));
|
---|
| 699 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
[1563] | 700 | }
|
---|
[2700] | 701 | else
|
---|
| 702 | {
|
---|
| 703 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
| 704 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
| 705 | }
|
---|
| 706 |
|
---|
[1545] | 707 | bool loadVcGeometry;
|
---|
| 708 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadGeometry", loadVcGeometry);
|
---|
| 709 |
|
---|
| 710 | bool extrudeBaseTriangles;
|
---|
| 711 | Environment::GetSingleton()->GetBoolValue("ViewCells.useBaseTrianglesAsGeometry", extrudeBaseTriangles);
|
---|
| 712 |
|
---|
| 713 | char vcGeomFilename[100];
|
---|
| 714 | Environment::GetSingleton()->GetStringValue("ViewCells.geometryFilename", vcGeomFilename);
|
---|
[1740] | 715 |
|
---|
[1940] | 716 | // create view cells from specified geometry
|
---|
[1627] | 717 | if (loadVcGeometry)
|
---|
[1545] | 718 | {
|
---|
[1627] | 719 | if (mViewCellsManager->GetType() == ViewCellsManager::BSP)
|
---|
[1545] | 720 | {
|
---|
[1627] | 721 | if (!mViewCellsManager->LoadViewCellsGeometry(vcGeomFilename, extrudeBaseTriangles))
|
---|
| 722 | cerr << "loading view cells geometry failed" << endl;
|
---|
[1545] | 723 | }
|
---|
[1627] | 724 | else
|
---|
| 725 | {
|
---|
| 726 | cerr << "loading view cells geometry is not implemented for this manager" << endl;
|
---|
| 727 | }
|
---|
[1545] | 728 | }
|
---|
[577] | 729 | }
|
---|
[1740] | 730 |
|
---|
[2710] | 731 |
|
---|
[1486] | 732 | ////////
|
---|
[1523] | 733 | //-- evaluation of render cost heuristics
|
---|
[1768] | 734 |
|
---|
[473] | 735 | float objRenderCost = 0, vcOverhead = 0, moveSpeed = 0;
|
---|
| 736 |
|
---|
[1004] | 737 | Environment::GetSingleton()->GetFloatValue("Simulation.objRenderCost",objRenderCost);
|
---|
| 738 | Environment::GetSingleton()->GetFloatValue("Simulation.vcOverhead", vcOverhead);
|
---|
| 739 | Environment::GetSingleton()->GetFloatValue("Simulation.moveSpeed", moveSpeed);
|
---|
[1740] | 740 |
|
---|
[473] | 741 | mRenderSimulator =
|
---|
| 742 | new RenderSimulator(mViewCellsManager, objRenderCost, vcOverhead, moveSpeed);
|
---|
[440] | 743 |
|
---|
[480] | 744 | mViewCellsManager->SetRenderer(mRenderSimulator);
|
---|
[1581] | 745 | mViewCellsManager->SetPreprocessor(this);
|
---|
[1940] | 746 |
|
---|
[463] | 747 | return true;
|
---|
[490] | 748 | }
|
---|
| 749 |
|
---|
[1292] | 750 |
|
---|
[1563] | 751 | bool Preprocessor::ConstructViewCells()
|
---|
[1292] | 752 | {
|
---|
[1627] | 753 | // construct view cells using it's own set of samples
|
---|
| 754 | mViewCellsManager->Construct(this);
|
---|
| 755 |
|
---|
| 756 | // visualizations and statistics
|
---|
| 757 | Debug << "finished view cells:" << endl;
|
---|
| 758 | mViewCellsManager->PrintStatistics(Debug);
|
---|
| 759 |
|
---|
| 760 | return true;
|
---|
[1292] | 761 | }
|
---|
[490] | 762 |
|
---|
[1294] | 763 |
|
---|
[575] | 764 | ViewCellsManager *Preprocessor::CreateViewCellsManager(const char *name)
|
---|
| 765 | {
|
---|
[1264] | 766 | ViewCellsTree *vcTree = new ViewCellsTree;
|
---|
| 767 |
|
---|
[575] | 768 | if (strcmp(name, "kdTree") == 0)
|
---|
| 769 | {
|
---|
[1264] | 770 | mViewCellsManager = new KdViewCellsManager(vcTree, mKdTree);
|
---|
[575] | 771 | }
|
---|
| 772 | else if (strcmp(name, "bspTree") == 0)
|
---|
| 773 | {
|
---|
| 774 | Debug << "view cell type: Bsp" << endl;
|
---|
| 775 |
|
---|
[577] | 776 | mBspTree = new BspTree();
|
---|
[1264] | 777 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
[575] | 778 | }
|
---|
| 779 | else if (strcmp(name, "vspBspTree") == 0)
|
---|
| 780 | {
|
---|
| 781 | Debug << "view cell type: VspBsp" << endl;
|
---|
| 782 |
|
---|
[1004] | 783 | mVspBspTree = new VspBspTree();
|
---|
[1264] | 784 | mViewCellsManager = new VspBspViewCellsManager(vcTree, mVspBspTree);
|
---|
[575] | 785 | }
|
---|
[1006] | 786 | else if (strcmp(name, "vspOspTree") == 0)
|
---|
[575] | 787 | {
|
---|
[1421] | 788 | Debug << "view cell type: VspOsp" << endl;
|
---|
[1288] | 789 | char buf[100];
|
---|
| 790 | Environment::GetSingleton()->GetStringValue("Hierarchy.type", buf);
|
---|
[1022] | 791 |
|
---|
[1740] | 792 | mViewCellsManager = new VspOspViewCellsManager(vcTree, buf);
|
---|
[575] | 793 | }
|
---|
[1421] | 794 | else if (strcmp(name, "sceneDependent") == 0) //TODO
|
---|
[575] | 795 | {
|
---|
[1143] | 796 | Debug << "view cell type: Bsp" << endl;
|
---|
[1421] | 797 |
|
---|
[575] | 798 | mBspTree = new BspTree();
|
---|
[1264] | 799 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
[575] | 800 | }
|
---|
| 801 | else
|
---|
| 802 | {
|
---|
[664] | 803 | cerr << "Wrong view cells type " << name << "!!!" << endl;
|
---|
[575] | 804 | exit(1);
|
---|
| 805 | }
|
---|
| 806 |
|
---|
| 807 | return mViewCellsManager;
|
---|
| 808 | }
|
---|
| 809 |
|
---|
| 810 |
|
---|
[491] | 811 | // use ascii format to store rays
|
---|
| 812 | #define USE_ASCII 0
|
---|
| 813 |
|
---|
| 814 |
|
---|
[2342] | 815 | bool Preprocessor::LoadKdTree(const string &filename)
|
---|
[1197] | 816 | {
|
---|
[1414] | 817 | mKdTree = new KdTree();
|
---|
[2539] | 818 | return mKdTree->ImportBinTree(filename.c_str(), mObjects);
|
---|
[1197] | 819 | }
|
---|
| 820 |
|
---|
[1414] | 821 |
|
---|
[2342] | 822 | bool Preprocessor::ExportKdTree(const string &filename)
|
---|
[1197] | 823 | {
|
---|
[1414] | 824 | return mKdTree->ExportBinTree(filename.c_str());
|
---|
[1197] | 825 | }
|
---|
| 826 |
|
---|
| 827 |
|
---|
[490] | 828 | bool Preprocessor::LoadSamples(VssRayContainer &samples,
|
---|
| 829 | ObjectContainer &objects) const
|
---|
| 830 | {
|
---|
| 831 | std::stable_sort(objects.begin(), objects.end(), ilt);
|
---|
| 832 | char fileName[100];
|
---|
[1004] | 833 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
[490] | 834 |
|
---|
[491] | 835 | Vector3 origin, termination;
|
---|
[2709] | 836 | // HACK: needed only for lower_bound algorithm to find the intersected objects
|
---|
[491] | 837 | MeshInstance sObj(NULL);
|
---|
| 838 | MeshInstance tObj(NULL);
|
---|
[490] | 839 |
|
---|
[491] | 840 | #if USE_ASCII
|
---|
[2452] | 841 | ifstream inStream(fileName);
|
---|
| 842 | if (!inStream.is_open())
|
---|
[490] | 843 | return false;
|
---|
| 844 |
|
---|
| 845 | string buf;
|
---|
[2452] | 846 | while (!(getline(inStream, buf)).eof())
|
---|
[490] | 847 | {
|
---|
[491] | 848 | sscanf(buf.c_str(), "%f %f %f %f %f %f %d %d",
|
---|
[490] | 849 | &origin.x, &origin.y, &origin.z,
|
---|
[491] | 850 | &termination.x, &termination.y, &termination.z,
|
---|
| 851 | &(sObj.mId), &(tObj.mId));
|
---|
[490] | 852 |
|
---|
[491] | 853 | Intersectable *sourceObj = NULL;
|
---|
| 854 | Intersectable *termObj = NULL;
|
---|
| 855 |
|
---|
| 856 | if (sObj.mId >= 0)
|
---|
[490] | 857 | {
|
---|
| 858 | ObjectContainer::iterator oit =
|
---|
[491] | 859 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
| 860 | sourceObj = *oit;
|
---|
| 861 | }
|
---|
| 862 |
|
---|
| 863 | if (tObj.mId >= 0)
|
---|
| 864 | {
|
---|
| 865 | ObjectContainer::iterator oit =
|
---|
| 866 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
| 867 | termObj = *oit;
|
---|
| 868 | }
|
---|
[490] | 869 |
|
---|
[491] | 870 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
| 871 | }
|
---|
| 872 | #else
|
---|
[2452] | 873 | ifstream inStream(fileName, ios::binary);
|
---|
| 874 | if (!inStream.is_open())
|
---|
[491] | 875 | return false;
|
---|
| 876 |
|
---|
| 877 | while (1)
|
---|
| 878 | {
|
---|
[2452] | 879 | inStream.read(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
| 880 | inStream.read(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
| 881 | inStream.read(reinterpret_cast<char *>(&(sObj.mId)), sizeof(int));
|
---|
| 882 | inStream.read(reinterpret_cast<char *>(&(tObj.mId)), sizeof(int));
|
---|
[491] | 883 |
|
---|
[2452] | 884 | if (inStream.eof())
|
---|
[491] | 885 | break;
|
---|
| 886 |
|
---|
| 887 | Intersectable *sourceObj = NULL;
|
---|
| 888 | Intersectable *termObj = NULL;
|
---|
| 889 |
|
---|
| 890 | if (sObj.mId >= 0)
|
---|
| 891 | {
|
---|
| 892 | ObjectContainer::iterator oit =
|
---|
| 893 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
| 894 | sourceObj = *oit;
|
---|
[490] | 895 | }
|
---|
[491] | 896 |
|
---|
| 897 | if (tObj.mId >= 0)
|
---|
[490] | 898 | {
|
---|
[491] | 899 | ObjectContainer::iterator oit =
|
---|
| 900 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
| 901 | termObj = *oit;
|
---|
[490] | 902 | }
|
---|
[491] | 903 |
|
---|
| 904 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
[490] | 905 | }
|
---|
[1779] | 906 | #endif
|
---|
[491] | 907 |
|
---|
[2452] | 908 | inStream.close();
|
---|
[490] | 909 |
|
---|
| 910 | return true;
|
---|
| 911 | }
|
---|
| 912 |
|
---|
[508] | 913 |
|
---|
| 914 | bool Preprocessor::ExportSamples(const VssRayContainer &samples) const
|
---|
[490] | 915 | {
|
---|
[491] | 916 | char fileName[100];
|
---|
[1004] | 917 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
[491] | 918 |
|
---|
[490] | 919 |
|
---|
| 920 | VssRayContainer::const_iterator it, it_end = samples.end();
|
---|
| 921 |
|
---|
[491] | 922 | #if USE_ASCII
|
---|
| 923 | ofstream samplesOut(fileName);
|
---|
[490] | 924 | if (!samplesOut.is_open())
|
---|
| 925 | return false;
|
---|
| 926 |
|
---|
| 927 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
| 928 | {
|
---|
| 929 | VssRay *ray = *it;
|
---|
[491] | 930 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
| 931 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
| 932 |
|
---|
[490] | 933 | samplesOut << ray->GetOrigin().x << " " << ray->GetOrigin().y << " " << ray->GetOrigin().z << " "
|
---|
| 934 | << ray->GetTermination().x << " " << ray->GetTermination().y << " " << ray->GetTermination().z << " "
|
---|
[491] | 935 | << sourceid << " " << termid << "\n";
|
---|
[490] | 936 | }
|
---|
[491] | 937 | #else
|
---|
| 938 | ofstream samplesOut(fileName, ios::binary);
|
---|
| 939 | if (!samplesOut.is_open())
|
---|
| 940 | return false;
|
---|
| 941 |
|
---|
| 942 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
| 943 | {
|
---|
| 944 | VssRay *ray = *it;
|
---|
| 945 | Vector3 origin(ray->GetOrigin());
|
---|
| 946 | Vector3 termination(ray->GetTermination());
|
---|
| 947 |
|
---|
| 948 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
| 949 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
| 950 |
|
---|
| 951 | samplesOut.write(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
| 952 | samplesOut.write(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
| 953 | samplesOut.write(reinterpret_cast<char *>(&sourceid), sizeof(int));
|
---|
| 954 | samplesOut.write(reinterpret_cast<char *>(&termid), sizeof(int));
|
---|
| 955 | }
|
---|
| 956 | #endif
|
---|
[490] | 957 | samplesOut.close();
|
---|
[1194] | 958 |
|
---|
[490] | 959 | return true;
|
---|
| 960 | }
|
---|
[563] | 961 |
|
---|
[1771] | 962 |
|
---|
| 963 | int
|
---|
| 964 | Preprocessor::GenerateRays(const int number,
|
---|
[1867] | 965 | SamplingStrategy &strategy,
|
---|
| 966 | SimpleRayContainer &rays)
|
---|
[1020] | 967 | {
|
---|
[2726] | 968 | int invalidSamples;
|
---|
| 969 | return strategy.GenerateSamples(number, rays, invalidSamples);
|
---|
[1771] | 970 | }
|
---|
[860] | 971 |
|
---|
[1990] | 972 |
|
---|
[2726] | 973 | int Preprocessor::GenerateRays(const int number,
|
---|
| 974 | SamplingStrategy &strategy,
|
---|
| 975 | SimpleRayContainer &rays, int &invalidSamples)
|
---|
| 976 | {
|
---|
| 977 | return strategy.GenerateSamples(number, rays, invalidSamples);
|
---|
| 978 | }
|
---|
| 979 |
|
---|
| 980 |
|
---|
[1771] | 981 | int
|
---|
| 982 | Preprocessor::GenerateRays(const int number,
|
---|
[1898] | 983 | const int sampleType,
|
---|
| 984 | SimpleRayContainer &rays)
|
---|
[1771] | 985 | {
|
---|
[1772] | 986 | SamplingStrategy *strategy = GenerateSamplingStrategy(sampleType);
|
---|
[2726] | 987 |
|
---|
[1772] | 988 | if (!strategy)
|
---|
| 989 | return 0;
|
---|
| 990 |
|
---|
[2726] | 991 | int castRays = 0;
|
---|
| 992 | int invalidSamples;
|
---|
[1381] | 993 | #if 1
|
---|
[2726] | 994 | castRays = strategy->GenerateSamples(number, rays, invalidSamples);
|
---|
[1381] | 995 | #else
|
---|
[1772] | 996 | GenerateRayBundle(rays, newRay, 16, 0);
|
---|
| 997 | castRays += 16;
|
---|
[1381] | 998 | #endif
|
---|
[1772] | 999 |
|
---|
| 1000 | delete strategy;
|
---|
| 1001 | return castRays;
|
---|
[878] | 1002 | }
|
---|
[1020] | 1003 |
|
---|
| 1004 |
|
---|
[1884] | 1005 | SamplingStrategy *Preprocessor::GenerateSamplingStrategy(const int strategyId)
|
---|
[1020] | 1006 | {
|
---|
| 1007 | switch (strategyId)
|
---|
| 1008 | {
|
---|
[1520] | 1009 | case SamplingStrategy::OBJECT_BASED_DISTRIBUTION:
|
---|
[1020] | 1010 | return new ObjectBasedDistribution(*this);
|
---|
[1520] | 1011 | case SamplingStrategy::OBJECT_DIRECTION_BASED_DISTRIBUTION:
|
---|
[1020] | 1012 | return new ObjectDirectionBasedDistribution(*this);
|
---|
[1520] | 1013 | case SamplingStrategy::DIRECTION_BASED_DISTRIBUTION:
|
---|
[1020] | 1014 | return new DirectionBasedDistribution(*this);
|
---|
[1520] | 1015 | case SamplingStrategy::DIRECTION_BOX_BASED_DISTRIBUTION:
|
---|
[1020] | 1016 | return new DirectionBoxBasedDistribution(*this);
|
---|
[1520] | 1017 | case SamplingStrategy::SPATIAL_BOX_BASED_DISTRIBUTION:
|
---|
[1020] | 1018 | return new SpatialBoxBasedDistribution(*this);
|
---|
[1695] | 1019 | case SamplingStrategy::REVERSE_OBJECT_BASED_DISTRIBUTION:
|
---|
| 1020 | return new ReverseObjectBasedDistribution(*this);
|
---|
[2691] | 1021 | //case SamplingStrategy::VIEWCELL_BORDER_BASED_DISTRIBUTION:
|
---|
| 1022 | // return new ViewCellBorderBasedDistribution(*this);
|
---|
[1772] | 1023 | case SamplingStrategy::REVERSE_VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
| 1024 | return new ReverseViewSpaceBorderBasedDistribution(*this);
|
---|
[1824] | 1025 | case SamplingStrategy::GLOBAL_LINES_DISTRIBUTION:
|
---|
| 1026 | return new GlobalLinesDistribution(*this);
|
---|
| 1027 |
|
---|
| 1028 | //case OBJECTS_INTERIOR_DISTRIBUTION:
|
---|
| 1029 | // return new ObjectsInteriorDistribution(*this);
|
---|
[1020] | 1030 | default: // no valid strategy
|
---|
[1279] | 1031 | Debug << "warning: no valid sampling strategy" << endl;
|
---|
[1020] | 1032 | return NULL;
|
---|
| 1033 | }
|
---|
[1221] | 1034 |
|
---|
[1570] | 1035 | return NULL; // should never come here
|
---|
[1020] | 1036 | }
|
---|
| 1037 |
|
---|
| 1038 |
|
---|
[2342] | 1039 | bool Preprocessor::LoadInternKdTree(const string &internKdTree)
|
---|
[2003] | 1040 | {
|
---|
[2583] | 1041 | bool mUseKdTree = true;
|
---|
[2342] | 1042 |
|
---|
| 1043 |
|
---|
[2583] | 1044 | int rayCastMethod;
|
---|
| 1045 | Environment::GetSingleton()->
|
---|
| 1046 | GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
[2575] | 1047 |
|
---|
[2700] | 1048 | #ifdef USE_HAVRAN_RAYCASTER
|
---|
| 1049 |
|
---|
[2643] | 1050 | if ((rayCastMethod == 2) || (rayCastMethod == 3))
|
---|
[2700] | 1051 | {
|
---|
| 1052 | HavranRayCaster *hr = 0;
|
---|
[2643] | 1053 |
|
---|
[2700] | 1054 | if (rayCastMethod == 3)
|
---|
| 1055 | hr = reinterpret_cast<HavranDynRayCaster*>(mRayCaster);
|
---|
| 1056 | else
|
---|
| 1057 | hr = reinterpret_cast<HavranRayCaster*>(mRayCaster);
|
---|
[2701] | 1058 |
|
---|
| 1059 | hr->Build(this->mObjects);
|
---|
[2700] | 1060 | }
|
---|
[2701] | 1061 |
|
---|
[2700] | 1062 | #endif
|
---|
[2643] | 1063 |
|
---|
| 1064 |
|
---|
[2583] | 1065 | if (!mUseKdTree) {
|
---|
| 1066 | // create just a dummy KdTree
|
---|
| 1067 | mKdTree = new KdTree;
|
---|
[2035] | 1068 | return true;
|
---|
[2583] | 1069 | }
|
---|
| 1070 |
|
---|
| 1071 |
|
---|
| 1072 |
|
---|
| 1073 | // always try to load the kd tree
|
---|
| 1074 | cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
| 1075 |
|
---|
| 1076 | if (!LoadKdTree(internKdTree)) {
|
---|
| 1077 | cout << "error loading kd tree with filename "
|
---|
| 1078 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
| 1079 | // build new kd tree from scene geometry
|
---|
| 1080 | BuildKdTree();
|
---|
| 1081 |
|
---|
| 1082 | // export kd tree?
|
---|
| 1083 | const long startTime = GetTime();
|
---|
| 1084 | cout << "exporting kd tree ... ";
|
---|
| 1085 |
|
---|
| 1086 | if (!ExportKdTree(internKdTree))
|
---|
| 1087 | {
|
---|
| 1088 | cout << " error exporting kd tree with filename "
|
---|
| 1089 | << internKdTree << endl;
|
---|
| 1090 | }
|
---|
| 1091 | else
|
---|
| 1092 | {
|
---|
| 1093 | cout << "finished in "
|
---|
| 1094 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 1095 | << " secs" << endl;
|
---|
| 1096 | }
|
---|
| 1097 | }
|
---|
| 1098 |
|
---|
| 1099 | KdTreeStatistics(cout);
|
---|
[2588] | 1100 | sceneBox = mKdTree->GetBox();
|
---|
| 1101 |
|
---|
[2583] | 1102 | cout << mKdTree->GetBox() << endl;
|
---|
| 1103 |
|
---|
| 1104 | return true;
|
---|
[2003] | 1105 | }
|
---|
| 1106 |
|
---|
| 1107 |
|
---|
[2342] | 1108 | bool Preprocessor::InitRayCast(const string &externKdTree,
|
---|
[2623] | 1109 | const string &internKdTree)
|
---|
[1221] | 1110 | {
|
---|
[1520] | 1111 | int rayCastMethod;
|
---|
[1968] | 1112 | Environment::GetSingleton()->
|
---|
[2623] | 1113 | GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
[1520] | 1114 |
|
---|
| 1115 | if (rayCastMethod == 0)
|
---|
[1221] | 1116 | {
|
---|
[2623] | 1117 | cout << "ray cast method: internal" << endl;
|
---|
| 1118 | mRayCaster = new InternalRayCaster(*this);
|
---|
[1221] | 1119 | }
|
---|
[2575] | 1120 | if (rayCastMethod == 1)
|
---|
[1520] | 1121 | {
|
---|
[1524] | 1122 | #ifdef GTP_INTERNAL
|
---|
[2623] | 1123 | cout << "ray cast method: intel" << endl;
|
---|
| 1124 | mRayCaster = new IntelRayCaster(*this, externKdTree);
|
---|
[1524] | 1125 | #endif
|
---|
[1251] | 1126 | }
|
---|
[2575] | 1127 | if (rayCastMethod == 2)
|
---|
| 1128 | {
|
---|
[2643] | 1129 | #ifdef USE_HAVRAN_RAYCASTER
|
---|
[2629] | 1130 | cout << "ray cast method: havran" << endl <<flush;
|
---|
| 1131 | mRayCaster = new GALIGN16 HavranRayCaster(*this);
|
---|
[2643] | 1132 | #endif
|
---|
[2575] | 1133 | }
|
---|
[2629] | 1134 | if (rayCastMethod == 3)
|
---|
| 1135 | {
|
---|
[2643] | 1136 | #ifdef USE_HAVRAN_RAYCASTER
|
---|
[2629] | 1137 | cout << "ray cast method: havran - dyn" << endl <<flush;
|
---|
| 1138 | mRayCaster = new GALIGN16 HavranDynRayCaster(*this);
|
---|
[2643] | 1139 | #endif
|
---|
[2629] | 1140 | }
|
---|
[2623] | 1141 |
|
---|
[2629] | 1142 |
|
---|
[2559] | 1143 | /////////////////
|
---|
[2072] | 1144 | //-- reserve constant block of rays
|
---|
| 1145 |
|
---|
| 1146 | // hack: If we dont't use view cells loading, there must be at least as much rays
|
---|
| 1147 | // as are needed for the view cells construction
|
---|
| 1148 | bool loadViewCells;
|
---|
| 1149 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", loadViewCells);
|
---|
| 1150 |
|
---|
[2187] | 1151 | int reserveRays;
|
---|
| 1152 | int constructionSamples;
|
---|
[2072] | 1153 |
|
---|
| 1154 | if (!loadViewCells)
|
---|
| 1155 | {
|
---|
[2187] | 1156 | cout << "hack: setting ray pool size to view cell construction or evaluation size" << endl;
|
---|
[2072] | 1157 |
|
---|
[2187] | 1158 | constructionSamples = 1000000;
|
---|
| 1159 |
|
---|
[2072] | 1160 | char buf[100];
|
---|
| 1161 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
[2187] | 1162 |
|
---|
[2072] | 1163 | if (strcmp(buf, "vspBspTree") == 0)
|
---|
| 1164 | {
|
---|
[2187] | 1165 | Environment::GetSingleton()->GetIntValue("VspBspTree.Construction.samples", constructionSamples);
|
---|
| 1166 |
|
---|
[2072] | 1167 | }
|
---|
| 1168 | else if (strcmp(buf, "vspOspTree") == 0)
|
---|
| 1169 | {
|
---|
[2187] | 1170 | Environment::GetSingleton()->GetIntValue("Hierarchy.Construction.samples", constructionSamples);
|
---|
[2072] | 1171 | }
|
---|
[2187] | 1172 |
|
---|
| 1173 | int evalSamplesPerPass;
|
---|
| 1174 |
|
---|
| 1175 | Environment::GetSingleton()->GetIntValue("ViewCells.Evaluation.samplesPerPass", evalSamplesPerPass);
|
---|
| 1176 |
|
---|
| 1177 | reserveRays = max(constructionSamples, evalSamplesPerPass);
|
---|
| 1178 | reserveRays *= 2;
|
---|
[2072] | 1179 | }
|
---|
| 1180 | else
|
---|
| 1181 | {
|
---|
[2687] | 1182 | const int n = 4;
|
---|
| 1183 | reserveRays = mSamplesPerPass * n;
|
---|
[2729] | 1184 |
|
---|
[2072] | 1185 | }
|
---|
| 1186 |
|
---|
[2742] | 1187 | #ifdef USE_RAY_POOL
|
---|
| 1188 | cout << "setting ray pool size to " << reserveRays << endl;
|
---|
| 1189 |
|
---|
[2048] | 1190 | cout << "======================" << endl;
|
---|
[2072] | 1191 | cout << "reserving " << reserveRays << " rays " << endl;
|
---|
[2729] | 1192 |
|
---|
[2072] | 1193 | mRayCaster->ReserveVssRayPool(reserveRays);
|
---|
[2729] | 1194 |
|
---|
[2583] | 1195 | cout<<"done."<<endl<<flush;
|
---|
[2742] | 1196 | #endif
|
---|
| 1197 |
|
---|
[1520] | 1198 | return true;
|
---|
[1281] | 1199 | }
|
---|
| 1200 |
|
---|
[1292] | 1201 |
|
---|
[1281] | 1202 | void
|
---|
| 1203 | Preprocessor::CastRays(
|
---|
| 1204 | SimpleRayContainer &rays,
|
---|
[1520] | 1205 | VssRayContainer &vssRays,
|
---|
[1528] | 1206 | const bool castDoubleRays,
|
---|
[1996] | 1207 | const bool pruneInvalidRays
|
---|
[1281] | 1208 | )
|
---|
| 1209 | {
|
---|
[2069] | 1210 | const long t1 = GetTime();
|
---|
[2582] | 1211 |
|
---|
| 1212 | // !!!!!!!!!!!!!!!! VH no sorting
|
---|
[2726] | 1213 | if (rays.size() > 10000)
|
---|
[2614] | 1214 | {
|
---|
| 1215 | mRayCaster->SortRays(rays);
|
---|
| 1216 | cout<<"Rays sorted in "<<TimeDiff(t1, GetTime())<<" ms."<<endl;
|
---|
[1984] | 1217 | }
|
---|
[1972] | 1218 |
|
---|
[2614] | 1219 | int numTransformed = 0;
|
---|
[2072] | 1220 |
|
---|
[2614] | 1221 |
|
---|
[2076] | 1222 | if (mUseHwGlobalLines)
|
---|
[2187] | 1223 | {
|
---|
[2539] | 1224 | CastRaysWithHwGlobalLines(
|
---|
| 1225 | rays,
|
---|
| 1226 | vssRays,
|
---|
| 1227 | castDoubleRays,
|
---|
| 1228 | pruneInvalidRays
|
---|
| 1229 | );
|
---|
[2187] | 1230 | }
|
---|
[2076] | 1231 | else
|
---|
[2187] | 1232 | {
|
---|
[2539] | 1233 | mRayCaster->CastRays(
|
---|
| 1234 | rays,
|
---|
| 1235 | vssRays,
|
---|
| 1236 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1237 | castDoubleRays,
|
---|
| 1238 | pruneInvalidRays);
|
---|
[2609] | 1239 |
|
---|
[2636] | 1240 | // disabled not neccessary
|
---|
| 1241 | UpdateDynamicObjects();
|
---|
[2187] | 1242 | }
|
---|
| 1243 |
|
---|
[2610] | 1244 |
|
---|
[2187] | 1245 | if (rays.size() > 10000)
|
---|
[2076] | 1246 | {
|
---|
| 1247 | cout << endl;
|
---|
[2539] | 1248 | long t2 = GetTime();
|
---|
[2072] | 1249 |
|
---|
[2076] | 1250 | #if SHOW_RAYCAST_TIMING
|
---|
| 1251 | if (castDoubleRays)
|
---|
[2687] | 1252 | cout << 2 * rays.size() / (1e3f * TimeDiff(t1, t2)) << "M double rays/s" << endl;
|
---|
[2076] | 1253 | else
|
---|
[2687] | 1254 | cout << rays.size() / (1e3f * TimeDiff(t1, t2)) << "M single rays/s" << endl;
|
---|
[2076] | 1255 | #endif
|
---|
[2590] | 1256 |
|
---|
[2076] | 1257 | }
|
---|
[2687] | 1258 |
|
---|
[2076] | 1259 | DeterminePvsObjects(vssRays);
|
---|
| 1260 | }
|
---|
| 1261 |
|
---|
| 1262 |
|
---|
| 1263 | void
|
---|
| 1264 | Preprocessor::CastRaysWithHwGlobalLines(
|
---|
| 1265 | SimpleRayContainer &rays,
|
---|
[2187] | 1266 | VssRayContainer &vssRays,
|
---|
| 1267 | const bool castDoubleRays,
|
---|
| 1268 | const bool pruneInvalidRays)
|
---|
[2076] | 1269 | {
|
---|
| 1270 | SimpleRayContainer::const_iterator rit, rit_end = rays.end();
|
---|
| 1271 | SimpleRayContainer rayBucket;
|
---|
| 1272 | int i = 0;
|
---|
| 1273 | for (rit = rays.begin(); rit != rit_end; ++ rit, ++ i)
|
---|
[1292] | 1274 | {
|
---|
[2076] | 1275 | SimpleRay ray = *rit;
|
---|
[1990] | 1276 | #ifdef USE_CG
|
---|
[1972] | 1277 | // HACK: global lines must be treated special
|
---|
[2076] | 1278 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
[1968] | 1279 | {
|
---|
[2076] | 1280 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
| 1281 | continue;
|
---|
[1968] | 1282 | }
|
---|
[1990] | 1283 | #endif
|
---|
[2187] | 1284 | rayBucket.push_back(ray);
|
---|
| 1285 |
|
---|
| 1286 | // 16 rays gathered => do ray casting
|
---|
| 1287 | if (rayBucket.size() >= 16)
|
---|
[1520] | 1288 | {
|
---|
[2187] | 1289 | mRayCaster->CastRays16(
|
---|
| 1290 | rayBucket,
|
---|
| 1291 | vssRays,
|
---|
| 1292 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1293 | castDoubleRays,
|
---|
| 1294 | pruneInvalidRays);
|
---|
| 1295 |
|
---|
| 1296 | rayBucket.clear();
|
---|
[1292] | 1297 | }
|
---|
[2187] | 1298 |
|
---|
| 1299 | if (rays.size() > 100000 && i % 100000 == 0)
|
---|
[2072] | 1300 | cout<<"\r"<<i<<"/"<<(int)rays.size()<<"\r";
|
---|
[1972] | 1301 | }
|
---|
[2072] | 1302 |
|
---|
[1972] | 1303 | // cast rest of rays
|
---|
| 1304 | SimpleRayContainer::const_iterator sit, sit_end = rayBucket.end();
|
---|
| 1305 |
|
---|
| 1306 | for (sit = rayBucket.begin(); sit != sit_end; ++ sit)
|
---|
| 1307 | {
|
---|
| 1308 | SimpleRay ray = *sit;
|
---|
[1990] | 1309 |
|
---|
| 1310 | #ifdef USE_CG
|
---|
[1972] | 1311 | // HACK: global lines must be treated special
|
---|
| 1312 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
[1932] | 1313 | {
|
---|
[1972] | 1314 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
[1990] | 1315 | continue;
|
---|
[1972] | 1316 | }
|
---|
[1990] | 1317 | #endif
|
---|
| 1318 | mRayCaster->CastRay(
|
---|
| 1319 | ray,
|
---|
| 1320 | vssRays,
|
---|
| 1321 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1322 | castDoubleRays,
|
---|
[1996] | 1323 | pruneInvalidRays);
|
---|
[1990] | 1324 |
|
---|
[1524] | 1325 | }
|
---|
[1743] | 1326 |
|
---|
[1251] | 1327 | }
|
---|
| 1328 |
|
---|
| 1329 |
|
---|
[2726] | 1330 | bool Preprocessor::GenerateJitteredRays(SimpleRayContainer &rayBundle,
|
---|
| 1331 | const SimpleRay &mainRay,
|
---|
| 1332 | int number,
|
---|
[2736] | 1333 | int pertubType,
|
---|
| 1334 | float scale) const
|
---|
[1381] | 1335 | {
|
---|
[2726] | 1336 | Vector3 pertub;
|
---|
[1381] | 1337 |
|
---|
[2726] | 1338 | for (int i = 0; i < number; ++ i)
|
---|
[1381] | 1339 | {
|
---|
[2736] | 1340 | pertub.x = RandomValue(-scale, scale);
|
---|
| 1341 | pertub.y = RandomValue(-scale, scale);
|
---|
| 1342 | pertub.z = RandomValue(-scale, scale);
|
---|
[1381] | 1343 |
|
---|
[2726] | 1344 | Vector3 newDir = mainRay.mDirection + pertub;
|
---|
| 1345 | const float c = Magnitude(newDir);
|
---|
| 1346 | newDir *= 1.0f / c;
|
---|
[1713] | 1347 |
|
---|
[1381] | 1348 | //const Vector3 newDir = mainRay.mDirection;
|
---|
[2726] | 1349 | #if 0
|
---|
[1381] | 1350 | pertub.x = RandomValue(0.0f, pertubOrigin);
|
---|
| 1351 | pertub.y = RandomValue(0.0f, pertubOrigin);
|
---|
| 1352 | pertub.z = RandomValue(0.0f, pertubOrigin);
|
---|
[1713] | 1353 |
|
---|
[1381] | 1354 | const Vector3 newOrigin = mainRay.mOrigin + pertub;
|
---|
[2726] | 1355 | #endif
|
---|
| 1356 | const Vector3 newOrigin = mainRay.mOrigin;
|
---|
[1381] | 1357 |
|
---|
[1883] | 1358 | rayBundle.push_back(SimpleRay(newOrigin, newDir, 0, 1.0f));
|
---|
[1381] | 1359 | }
|
---|
| 1360 |
|
---|
| 1361 | return true;
|
---|
| 1362 | }
|
---|
| 1363 |
|
---|
| 1364 |
|
---|
[1251] | 1365 | void Preprocessor::SetupRay(Ray &ray,
|
---|
| 1366 | const Vector3 &point,
|
---|
[1713] | 1367 | const Vector3 &direction) const
|
---|
[1251] | 1368 | {
|
---|
| 1369 | ray.Clear();
|
---|
| 1370 | // do not store anything else then intersections at the ray
|
---|
[1713] | 1371 | ray.Init(point, direction, Ray::LOCAL_RAY);
|
---|
[1251] | 1372 | }
|
---|
| 1373 |
|
---|
[1968] | 1374 |
|
---|
[1917] | 1375 | void Preprocessor::EvalViewCellHistogram()
|
---|
[1771] | 1376 | {
|
---|
[1917] | 1377 | char filename[256];
|
---|
| 1378 | Environment::GetSingleton()->GetStringValue("Preprocessor.histogram.file", filename);
|
---|
[1771] | 1379 |
|
---|
[1917] | 1380 | // mViewCellsManager->EvalViewCellHistogram(filename, 1000000);
|
---|
| 1381 | mViewCellsManager->EvalViewCellHistogramForPvsSize(filename, 1000000);
|
---|
[1771] | 1382 | }
|
---|
[1520] | 1383 |
|
---|
[1900] | 1384 |
|
---|
| 1385 | bool
|
---|
| 1386 | Preprocessor::ExportRays(const char *filename,
|
---|
| 1387 | const VssRayContainer &vssRays,
|
---|
[2001] | 1388 | const int number,
|
---|
| 1389 | const bool exportScene
|
---|
[1900] | 1390 | )
|
---|
| 1391 | {
|
---|
| 1392 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
| 1393 |
|
---|
| 1394 | Exporter *exporter = NULL;
|
---|
| 1395 | exporter = Exporter::GetExporter(filename);
|
---|
| 1396 |
|
---|
| 1397 | if (0) {
|
---|
| 1398 | exporter->SetWireframe();
|
---|
| 1399 | exporter->ExportKdTree(*mKdTree);
|
---|
| 1400 | }
|
---|
| 1401 |
|
---|
| 1402 | exporter->SetFilled();
|
---|
| 1403 | // $$JB temporarily do not export the scene
|
---|
[2001] | 1404 | if (exportScene)
|
---|
[1900] | 1405 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
| 1406 |
|
---|
| 1407 | exporter->SetWireframe();
|
---|
| 1408 |
|
---|
| 1409 | if (1) {
|
---|
| 1410 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
| 1411 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
| 1412 | exporter->ResetForcedMaterial();
|
---|
| 1413 | }
|
---|
| 1414 |
|
---|
| 1415 | VssRayContainer rays;
|
---|
| 1416 | vssRays.SelectRays(number, rays);
|
---|
| 1417 | exporter->ExportRays(rays, RgbColor(1, 0, 0));
|
---|
| 1418 | delete exporter;
|
---|
| 1419 | cout<<"done."<<endl<<flush;
|
---|
| 1420 |
|
---|
| 1421 | return true;
|
---|
[1251] | 1422 | }
|
---|
[1900] | 1423 |
|
---|
[2002] | 1424 | bool
|
---|
| 1425 | Preprocessor::ExportRayAnimation(const char *filename,
|
---|
| 1426 | const vector<VssRayContainer> &vssRays
|
---|
| 1427 | )
|
---|
| 1428 | {
|
---|
| 1429 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
| 1430 |
|
---|
| 1431 | Exporter *exporter = NULL;
|
---|
| 1432 | exporter = Exporter::GetExporter(filename);
|
---|
| 1433 | if (0) {
|
---|
| 1434 | exporter->SetWireframe();
|
---|
| 1435 | exporter->ExportKdTree(*mKdTree);
|
---|
| 1436 | }
|
---|
| 1437 | exporter->SetFilled();
|
---|
| 1438 | // $$JB temporarily do not export the scene
|
---|
[2008] | 1439 | if (0)
|
---|
[2002] | 1440 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
| 1441 | exporter->SetWireframe();
|
---|
| 1442 |
|
---|
| 1443 | if (1) {
|
---|
| 1444 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
| 1445 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
| 1446 | exporter->ResetForcedMaterial();
|
---|
| 1447 | }
|
---|
| 1448 |
|
---|
| 1449 | exporter->ExportRaySets(vssRays, RgbColor(1, 0, 0));
|
---|
| 1450 |
|
---|
| 1451 | delete exporter;
|
---|
| 1452 |
|
---|
| 1453 | cout<<"done."<<endl<<flush;
|
---|
| 1454 |
|
---|
| 1455 | return true;
|
---|
| 1456 | }
|
---|
| 1457 |
|
---|
[1931] | 1458 | void
|
---|
| 1459 | Preprocessor::ComputeRenderError()
|
---|
| 1460 | {
|
---|
[2709] | 1461 | // compute rendering error
|
---|
[1931] | 1462 | if (renderer && renderer->mPvsStatFrames) {
|
---|
[2680] | 1463 |
|
---|
| 1464 | if (!mViewCellsManager->GetViewCellPointsList()->empty())
|
---|
| 1465 | {
|
---|
[2049] | 1466 |
|
---|
[2598] | 1467 | ViewCellPointsList *vcPoints = mViewCellsManager->GetViewCellPointsList();
|
---|
[2049] | 1468 |
|
---|
[2598] | 1469 | ViewCellPointsList::const_iterator
|
---|
[2050] | 1470 | vit = vcPoints->begin(),
|
---|
| 1471 | vit_end = vcPoints->end();
|
---|
| 1472 |
|
---|
[2049] | 1473 | SimpleRayContainer viewPoints;
|
---|
| 1474 |
|
---|
[2050] | 1475 | for (; vit != vit_end; ++ vit) {
|
---|
[2049] | 1476 | ViewCellPoints *vp = *vit;
|
---|
| 1477 |
|
---|
| 1478 | SimpleRayContainer::const_iterator rit = vp->second.begin(), rit_end = vp->second.end();
|
---|
| 1479 | for (; rit!=rit_end; ++rit)
|
---|
| 1480 | viewPoints.push_back(*rit);
|
---|
| 1481 | }
|
---|
[2647] | 1482 |
|
---|
[2050] | 1483 | if (viewPoints.size() != renderer->mPvsErrorBuffer.size()) {
|
---|
| 1484 | renderer->mPvsErrorBuffer.resize(viewPoints.size());
|
---|
| 1485 | renderer->ClearErrorBuffer();
|
---|
| 1486 | }
|
---|
| 1487 |
|
---|
[2680] | 1488 | cout << "evaluating list of " << viewPoints.size() << " pts" << endl;
|
---|
[2049] | 1489 | renderer->EvalPvsStat(viewPoints);
|
---|
| 1490 | } else
|
---|
[2648] | 1491 | {
|
---|
[2680] | 1492 | cout << "evaluating random points" << endl;
|
---|
[2049] | 1493 | renderer->EvalPvsStat();
|
---|
[2648] | 1494 | }
|
---|
| 1495 |
|
---|
[1931] | 1496 | mStats <<
|
---|
| 1497 | "#AvgPvsRenderError\n" <<renderer->mPvsStat.GetAvgError()<<endl<<
|
---|
[2002] | 1498 | "#AvgPixelError\n" <<renderer->GetAvgPixelError()<<endl<<
|
---|
[2008] | 1499 | "#MaxPixelError\n" <<renderer->GetMaxPixelError()<<endl<<
|
---|
[1931] | 1500 | "#MaxPvsRenderError\n" <<renderer->mPvsStat.GetMaxError()<<endl<<
|
---|
| 1501 | "#ErrorFreeFrames\n" <<renderer->mPvsStat.GetErrorFreeFrames()<<endl<<
|
---|
| 1502 | "#AvgRenderPvs\n" <<renderer->mPvsStat.GetAvgPvs()<<endl;
|
---|
| 1503 | }
|
---|
[1900] | 1504 | }
|
---|
[1931] | 1505 |
|
---|
[1958] | 1506 |
|
---|
| 1507 | Intersectable *Preprocessor::GetObjectById(const int id)
|
---|
| 1508 | {
|
---|
[1960] | 1509 | #if 1
|
---|
[1958] | 1510 | // create a dummy mesh instance to be able to use stl
|
---|
| 1511 | MeshInstance object(NULL);
|
---|
| 1512 | object.SetId(id);
|
---|
| 1513 |
|
---|
| 1514 | ObjectContainer::const_iterator oit =
|
---|
| 1515 | lower_bound(mObjects.begin(), mObjects.end(), &object, ilt);
|
---|
| 1516 |
|
---|
| 1517 | // objects sorted by id
|
---|
| 1518 | if ((oit != mObjects.end()) && ((*oit)->GetId() == object.GetId()))
|
---|
| 1519 | {
|
---|
| 1520 | return (*oit);
|
---|
| 1521 | }
|
---|
| 1522 | else
|
---|
| 1523 | {
|
---|
| 1524 | return NULL;
|
---|
| 1525 | }
|
---|
| 1526 | #else
|
---|
[2685] | 1527 | return mObjects[id];
|
---|
[1958] | 1528 | #endif
|
---|
[1931] | 1529 | }
|
---|
[1958] | 1530 |
|
---|
[1968] | 1531 |
|
---|
| 1532 | void Preprocessor::PrepareHwGlobalLines()
|
---|
| 1533 | {
|
---|
| 1534 | int texHeight, texWidth;
|
---|
| 1535 | float eps;
|
---|
| 1536 | int maxDepth;
|
---|
| 1537 | bool sampleReverse;
|
---|
| 1538 |
|
---|
| 1539 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texHeight", texHeight);
|
---|
[1969] | 1540 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texWidth", texWidth);
|
---|
[1968] | 1541 | Environment::GetSingleton()->GetFloatValue("Preprocessor.HwGlobalLines.stepSize", eps);
|
---|
| 1542 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.maxDepth", maxDepth);
|
---|
| 1543 | Environment::GetSingleton()->GetBoolValue("Preprocessor.HwGlobalLines.sampleReverse", sampleReverse);
|
---|
| 1544 |
|
---|
[1969] | 1545 | Debug << "****** hw global line options *******" << endl;
|
---|
| 1546 | Debug << "texWidth: " << texWidth << endl;
|
---|
| 1547 | Debug << "texHeight: " << texHeight << endl;
|
---|
| 1548 | Debug << "sampleReverse: " << sampleReverse << endl;
|
---|
| 1549 | Debug << "max depth: " << maxDepth << endl;
|
---|
| 1550 | Debug << "step size: " << eps << endl;
|
---|
| 1551 | Debug << endl;
|
---|
| 1552 |
|
---|
[1990] | 1553 | #ifdef USE_CG
|
---|
[1969] | 1554 | globalLinesRenderer = mGlobalLinesRenderer =
|
---|
[1968] | 1555 | new GlobalLinesRenderer(this,
|
---|
| 1556 | texHeight,
|
---|
| 1557 | texWidth,
|
---|
| 1558 | eps,
|
---|
| 1559 | maxDepth,
|
---|
| 1560 | sampleReverse);
|
---|
[1990] | 1561 |
|
---|
[1968] | 1562 | mGlobalLinesRenderer->InitGl();
|
---|
[1990] | 1563 |
|
---|
| 1564 | #endif
|
---|
[1958] | 1565 | }
|
---|
[1968] | 1566 |
|
---|
[2048] | 1567 |
|
---|
| 1568 | void Preprocessor::DeterminePvsObjects(VssRayContainer &rays)
|
---|
| 1569 | {
|
---|
[2606] | 1570 | mViewCellsManager->DeterminePvsObjects(rays, false);
|
---|
[1968] | 1571 | }
|
---|
[2048] | 1572 |
|
---|
| 1573 |
|
---|
[2183] | 1574 | bool Preprocessor::LoadObjects(const string &filename,
|
---|
| 1575 | ObjectContainer &pvsObjects,
|
---|
| 1576 | const ObjectContainer &preprocessorObjects)
|
---|
| 1577 | {
|
---|
| 1578 | ObjectsParser parser;
|
---|
| 1579 |
|
---|
| 1580 | const bool success = parser.ParseObjects(filename,
|
---|
| 1581 | pvsObjects,
|
---|
| 1582 | preprocessorObjects);
|
---|
| 1583 |
|
---|
| 1584 | if (!success)
|
---|
| 1585 | {
|
---|
| 1586 | Debug << "Error: loading objects failed!" << endl;
|
---|
| 1587 | }
|
---|
| 1588 |
|
---|
| 1589 | // hack: no bvh object could be found => take preprocessor objects
|
---|
| 1590 | if (pvsObjects.empty())
|
---|
| 1591 | {
|
---|
| 1592 | Debug << "no objects" << endl;
|
---|
| 1593 | pvsObjects = preprocessorObjects;
|
---|
| 1594 | }
|
---|
| 1595 |
|
---|
| 1596 | return success;
|
---|
[2048] | 1597 | }
|
---|
[2183] | 1598 |
|
---|
| 1599 |
|
---|
[2702] | 1600 | void Preprocessor::RegisterDynamicObject(SceneGraphLeaf *leaf)
|
---|
| 1601 | {
|
---|
| 1602 | mDynamicObjects.push_back(leaf);
|
---|
| 1603 |
|
---|
[2710] | 1604 | const int currentId = (int)mObjects.size() + sCurrentDynamicId;
|
---|
| 1605 |
|
---|
| 1606 | leaf->GetIntersectable()->SetId(currentId);
|
---|
| 1607 |
|
---|
| 1608 | for (size_t i = 0; i < leaf->mGeometry.size(); ++ i)
|
---|
| 1609 | {
|
---|
| 1610 | leaf->mGeometry[i]->SetId(currentId);
|
---|
| 1611 | }
|
---|
| 1612 |
|
---|
[2715] | 1613 | cout << "new object registered with id " << currentId << endl;
|
---|
[2710] | 1614 |
|
---|
| 1615 | ++ sCurrentDynamicId;
|
---|
| 1616 |
|
---|
[2709] | 1617 | // tell ray caster to update
|
---|
| 1618 | ScheduleUpdateDynamicObjects();
|
---|
[2609] | 1619 | }
|
---|
| 1620 |
|
---|
| 1621 |
|
---|
[2720] | 1622 | SceneGraphLeaf *Preprocessor::GenerateBoxGeometry(const AxisAlignedBox3 &box)
|
---|
| 1623 | {
|
---|
| 1624 | float offs = box.Min().y;
|
---|
| 1625 | AxisAlignedBox3 newBox = box;
|
---|
| 1626 | newBox.Translate(Vector3(0.0f, -offs, 0.0f));
|
---|
| 1627 |
|
---|
| 1628 | const bool dynamic = true;
|
---|
| 1629 | SceneGraphLeaf *leaf = new SceneGraphLeaf(dynamic);
|
---|
| 1630 | newBox.Triangulate(leaf->mGeometry);
|
---|
| 1631 |
|
---|
| 1632 | leaf->UpdateBox();
|
---|
| 1633 |
|
---|
| 1634 | return leaf;
|
---|
| 1635 | }
|
---|
| 1636 |
|
---|
| 1637 |
|
---|
[2694] | 1638 | SceneGraphLeaf *Preprocessor::LoadDynamicGeometry(const string &filename)
|
---|
[2609] | 1639 | {
|
---|
[2682] | 1640 | const bool dynamic = true;
|
---|
[2615] | 1641 | SceneGraphLeaf *leaf = new SceneGraphLeaf(dynamic);
|
---|
[2682] | 1642 |
|
---|
[2638] | 1643 | bool parsed = false;
|
---|
[2609] | 1644 |
|
---|
[2678] | 1645 | if (strstr(filename.c_str(), ".obj"))
|
---|
| 1646 | {
|
---|
| 1647 | cout<<"parsing obj file.."<<endl;
|
---|
| 1648 | ObjParser *p = new ObjParser;
|
---|
[2694] | 1649 | parsed = p->ParseFile(filename, leaf, false);
|
---|
[2678] | 1650 | }
|
---|
| 1651 | else
|
---|
| 1652 | {
|
---|
| 1653 | cout<<"parsing binary obj file ... " << endl;
|
---|
| 1654 | parsed = LoadBinaryObj(filename, leaf, NULL, 100);
|
---|
[2638] | 1655 | }
|
---|
[2678] | 1656 |
|
---|
[2638] | 1657 | if (parsed)
|
---|
[2678] | 1658 | {
|
---|
[2694] | 1659 | ObjectContainer::const_iterator it, it_end = leaf->mGeometry.end();
|
---|
[2678] | 1660 |
|
---|
[2694] | 1661 | for (it = leaf->mGeometry.begin(); it != it_end; ++ it)
|
---|
| 1662 | {
|
---|
| 1663 | TriangleIntersectable *tri = static_cast<TriangleIntersectable *>(*it);
|
---|
[2678] | 1664 |
|
---|
[2694] | 1665 | Triangle3 t = tri->GetItem();
|
---|
[2636] | 1666 |
|
---|
[2702] | 1667 | // hack: scale object appropriately
|
---|
| 1668 | float scale = 0.01f;
|
---|
| 1669 |
|
---|
[2694] | 1670 | t.mVertices[0] *= scale;
|
---|
| 1671 | t.mVertices[1] *= scale;
|
---|
| 1672 | t.mVertices[2] *= scale;
|
---|
[2636] | 1673 |
|
---|
[2694] | 1674 | tri->SetItem(t);
|
---|
| 1675 | }
|
---|
[2682] | 1676 |
|
---|
[2694] | 1677 | leaf->UpdateBox();
|
---|
[2709] | 1678 |
|
---|
| 1679 | float offs = -leaf->GetOriginalBox().Min().y;
|
---|
| 1680 |
|
---|
| 1681 | // scale so pivot is always on bottom
|
---|
| 1682 | for (it = leaf->mGeometry.begin(); it != it_end; ++ it)
|
---|
| 1683 | {
|
---|
| 1684 | TriangleIntersectable *tri = static_cast<TriangleIntersectable *>(*it);
|
---|
| 1685 |
|
---|
| 1686 | Triangle3 t = tri->GetItem();
|
---|
| 1687 |
|
---|
| 1688 | // hack: scale object appropriately
|
---|
| 1689 | t.mVertices[0].y += offs;
|
---|
| 1690 | t.mVertices[1].y += offs;
|
---|
| 1691 | t.mVertices[2].y += offs;
|
---|
| 1692 |
|
---|
| 1693 | tri->SetItem(t);
|
---|
| 1694 | }
|
---|
| 1695 |
|
---|
| 1696 | leaf->UpdateBox();
|
---|
| 1697 |
|
---|
| 1698 |
|
---|
[2694] | 1699 | cout<<"Dynamic object loaded successfully: " << leaf->GetBox() << endl;
|
---|
| 1700 |
|
---|
| 1701 | return leaf;
|
---|
| 1702 | }
|
---|
| 1703 |
|
---|
| 1704 |
|
---|
| 1705 | cout<<"Dynamic object loading failed."<<endl;
|
---|
| 1706 | return NULL;
|
---|
[2183] | 1707 | }
|
---|
[2593] | 1708 |
|
---|
[2636] | 1709 |
|
---|
[2720] | 1710 | float Preprocessor::_HackComputeRenderCost(ViewCell *vc)
|
---|
| 1711 | {
|
---|
[2722] | 1712 | ObjectPvsIterator pit = vc->GetPvs().GetIterator();
|
---|
[2720] | 1713 |
|
---|
| 1714 | float renderCost = 0;
|
---|
[2722] | 1715 | int i = 0;
|
---|
[2723] | 1716 |
|
---|
[2720] | 1717 | // first mark all objects from this pvs
|
---|
| 1718 | while (pit.HasMoreEntries())
|
---|
| 1719 | {
|
---|
| 1720 | Intersectable *obj = pit.Next();
|
---|
| 1721 | if (obj->Type() == Intersectable::KD_INTERSECTABLE)
|
---|
| 1722 | {
|
---|
[2722] | 1723 | KdIntersectable *kdObj = static_cast<KdIntersectable *>(obj);
|
---|
[2720] | 1724 |
|
---|
| 1725 | /*if (mShowDistanceWeightedPvs)
|
---|
| 1726 | {
|
---|
| 1727 | const AxisAlignedBox3 box = kdObj->GetBox();
|
---|
| 1728 |
|
---|
| 1729 | const float dist = SqrDistance(vc->GetBox().Center(), box.Center());
|
---|
| 1730 | renderCost += 1.0f / dist;
|
---|
| 1731 | }
|
---|
| 1732 | else if (mShowDistanceWeightedTriangles)
|
---|
| 1733 | {
|
---|
| 1734 | const AxisAlignedBox3 box = kdObj->GetBox();
|
---|
| 1735 |
|
---|
| 1736 | const float dist = SqrDistance(vc->GetBox().Center(), box.Center());
|
---|
| 1737 | renderCost += kdObj->ComputeNumTriangles() / dist;
|
---|
| 1738 | }
|
---|
| 1739 | else //if (mShowWeightedTriangles)
|
---|
| 1740 | {
|
---|
| 1741 | */
|
---|
| 1742 | renderCost += kdObj->ComputeNumTriangles();
|
---|
| 1743 | //}
|
---|
| 1744 | }
|
---|
[2723] | 1745 | else if (obj->Type() == Intersectable::SCENEGRAPHLEAF_INTERSECTABLE)
|
---|
| 1746 | {
|
---|
| 1747 | renderCost += (float)static_cast<SceneGraphLeafIntersectable *>(obj)->GetItem()->mGeometry.size();
|
---|
| 1748 | }
|
---|
| 1749 |
|
---|
[2720] | 1750 | }
|
---|
| 1751 |
|
---|
| 1752 | return renderCost;
|
---|
| 1753 | }
|
---|
| 1754 |
|
---|
| 1755 |
|
---|
| 1756 |
|
---|
| 1757 |
|
---|
[2700] | 1758 | /** Object has moved - must dynamically update all affected PVSs */
|
---|
| 1759 | void
|
---|
[2707] | 1760 | Preprocessor::ObjectMoved(SceneGraphLeaf *leaf)
|
---|
[2636] | 1761 | {
|
---|
[2700] | 1762 | // first invalidate all PVS from which this object is visible
|
---|
| 1763 | ViewCellContainer::const_iterator vit, vit_end = mViewCellsManager->GetViewCells().end();
|
---|
[2707] | 1764 |
|
---|
| 1765 | AxisAlignedBox3 box = leaf->GetBox();
|
---|
| 1766 | Intersectable *inter = leaf->GetIntersectable();
|
---|
| 1767 | int removedEntries = 0;
|
---|
[2713] | 1768 | int removedSelfEntries = 0;
|
---|
[2708] | 1769 | CSeparatingAxisTester shadowVolume;
|
---|
[2713] | 1770 | int maxPlanes = 0;
|
---|
| 1771 | int allEntries = 0;
|
---|
[2722] | 1772 |
|
---|
| 1773 | int viewCells = 0;
|
---|
| 1774 |
|
---|
[2707] | 1775 | // now search for pvss which contained any mailed node
|
---|
[2722] | 1776 | for (vit = mViewCellsManager->GetViewCells().begin(); vit != vit_end; ++ vit)
|
---|
| 1777 | {
|
---|
[2723] | 1778 | ViewCell *vc = *vit;
|
---|
| 1779 | ObjectPvs &pvs = vc->GetPvs();
|
---|
[2722] | 1780 |
|
---|
| 1781 | bool pvsChanged = false;
|
---|
| 1782 |
|
---|
[2723] | 1783 | if (Overlap(box, vc->GetBox()))
|
---|
[2722] | 1784 | {
|
---|
[2720] | 1785 | pvs.Clear();
|
---|
| 1786 | removedEntries += pvs.GetSize();
|
---|
[2722] | 1787 | pvsChanged = true;
|
---|
| 1788 | }
|
---|
| 1789 | else
|
---|
| 1790 | {
|
---|
[2723] | 1791 | //cout<<vc->GetBox()<<" "<<box<<endl;
|
---|
| 1792 | shadowVolume.Init(vc->GetBox(), box);
|
---|
[2720] | 1793 | if (shadowVolume.CntPlanes() > maxPlanes)
|
---|
| 1794 | maxPlanes = shadowVolume.CntPlanes();
|
---|
| 1795 |
|
---|
| 1796 | int j = 0;
|
---|
[2722] | 1797 | for (int i=0; i < pvs.mEntries.size(); i++)
|
---|
| 1798 | {
|
---|
[2720] | 1799 | allEntries++;
|
---|
| 1800 | Intersectable *o = pvs.mEntries[i].mObject;
|
---|
[2722] | 1801 | if (o == inter)
|
---|
| 1802 | {
|
---|
[2720] | 1803 | removedSelfEntries++;
|
---|
[2722] | 1804 | pvsChanged = true;
|
---|
| 1805 | }
|
---|
| 1806 | else
|
---|
| 1807 | {
|
---|
| 1808 | if (!shadowVolume.TestIsInsideShaft(o->GetBox()))
|
---|
| 1809 | {
|
---|
[2720] | 1810 | if (j != i)
|
---|
| 1811 | pvs.mEntries[j] = pvs.mEntries[i];
|
---|
| 1812 | j++;
|
---|
[2722] | 1813 | }
|
---|
| 1814 | else
|
---|
| 1815 | {
|
---|
[2720] | 1816 | removedEntries++;
|
---|
[2722] | 1817 | pvsChanged = true;
|
---|
[2720] | 1818 | }
|
---|
| 1819 | }
|
---|
[2713] | 1820 | }
|
---|
[2722] | 1821 |
|
---|
[2720] | 1822 | // now the pvs has to be resorted
|
---|
| 1823 | pvs.mLastSorted = 0;
|
---|
| 1824 | if (j==0)
|
---|
| 1825 | pvs.mEntries.clear();
|
---|
[2722] | 1826 | else
|
---|
| 1827 | {
|
---|
[2720] | 1828 | pvs.mEntries.resize(j);
|
---|
| 1829 | if (j>1)
|
---|
| 1830 | pvs.SimpleSort();
|
---|
| 1831 | }
|
---|
[2707] | 1832 | }
|
---|
[2720] | 1833 |
|
---|
[2722] | 1834 | if (pvsChanged)
|
---|
| 1835 | {
|
---|
| 1836 | // recompute render cost
|
---|
| 1837 | float renderCost = _HackComputeRenderCost(vc);
|
---|
| 1838 | vc->GetPvs().mStats.mWeightedTriangles = renderCost;
|
---|
| 1839 | }
|
---|
[2707] | 1840 | }
|
---|
[2722] | 1841 |
|
---|
[2713] | 1842 | cerr<<"Number of removed pvs entries = "<<removedEntries<<" ("<<
|
---|
| 1843 | 100.0f*removedEntries/(float)allEntries<<"%)"<<endl;
|
---|
| 1844 | cerr<<"Number of removed pvs self-entries = "<<removedSelfEntries<<endl;
|
---|
| 1845 | cerr<<"Max shadow planes used:"<<maxPlanes<<endl;
|
---|
[2707] | 1846 | // cout<<"Cleared "<<pvsCounter<<" PVSs ("<<mViewCellsManager->GetViewCells().size()/
|
---|
| 1847 | // (float)pvsCounter*100.0f<<"%) "<<endl;
|
---|
| 1848 |
|
---|
[2593] | 1849 | }
|
---|
[2636] | 1850 |
|
---|
[2645] | 1851 |
|
---|
[2709] | 1852 | void Preprocessor::ObjectRemoved(SceneGraphLeaf *leaf)
|
---|
| 1853 | {
|
---|
| 1854 | ObjectMoved(leaf);
|
---|
| 1855 | }
|
---|
| 1856 |
|
---|
| 1857 |
|
---|
[2645] | 1858 | void Preprocessor::UpdateDynamicObjects()
|
---|
[2636] | 1859 | {
|
---|
[2645] | 1860 | if (mUpdateDynamicObjects)
|
---|
| 1861 | {
|
---|
[2716] | 1862 | // delete ALL dynamic stuff and rebuild using the new trafos
|
---|
| 1863 | preprocessor->mRayCaster->DeleteDynamicObjects();
|
---|
| 1864 |
|
---|
[2724] | 1865 | #define MULTIPLE_OBJECTS 1
|
---|
[2713] | 1866 |
|
---|
[2714] | 1867 | #if MULTIPLE_OBJECTS
|
---|
[2716] | 1868 | static ObjectContainer objects;
|
---|
| 1869 | CLEAR_CONTAINER(objects);
|
---|
| 1870 |
|
---|
| 1871 | for (size_t i = 0; i < mDynamicObjects.size(); ++ i)
|
---|
| 1872 | {
|
---|
| 1873 | SceneGraphLeaf *l = mDynamicObjects[i];
|
---|
| 1874 |
|
---|
| 1875 | for (size_t j=0; j < l->mGeometry.size(); j++)
|
---|
| 1876 | {
|
---|
| 1877 | if (l->mGeometry[j]->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
|
---|
| 1878 | {
|
---|
| 1879 | Triangle3 t(((TriangleIntersectable *)l->mGeometry[j])->GetItem());
|
---|
| 1880 | t.ApplyTransformation(l->GetTransformation());
|
---|
| 1881 | TriangleIntersectable *to = new TriangleIntersectable(t);
|
---|
| 1882 | to->SetId(l->GetIntersectable()->GetId());
|
---|
| 1883 | objects.push_back(to);
|
---|
| 1884 | }
|
---|
| 1885 | }
|
---|
[2714] | 1886 | }
|
---|
[2716] | 1887 |
|
---|
| 1888 | mRayCaster->AddDynamicObjecs(objects, IdentityMatrix());
|
---|
[2714] | 1889 | #endif
|
---|
| 1890 |
|
---|
[2716] | 1891 | SceneGraphLeaf *toUpdate = NULL;
|
---|
[2709] | 1892 |
|
---|
[2716] | 1893 | for (size_t i = 0; i < mDynamicObjects.size(); ++ i)
|
---|
| 1894 | {
|
---|
| 1895 | SceneGraphLeaf *l = mDynamicObjects[i];
|
---|
| 1896 |
|
---|
[2714] | 1897 | #if !MULTIPLE_OBJECTS
|
---|
[2716] | 1898 | PrepareObjectsForRayCaster(l);
|
---|
[2714] | 1899 | #endif
|
---|
[2709] | 1900 |
|
---|
[2716] | 1901 | if (l->HasChanged())
|
---|
| 1902 | {
|
---|
| 1903 | cout<<"Updating affected PVSs..."<<endl;
|
---|
| 1904 | preprocessor->ObjectMoved(l);
|
---|
| 1905 | cout<<"done."<<endl;
|
---|
| 1906 | l->SetHasChanged(false);
|
---|
| 1907 | }
|
---|
| 1908 | }
|
---|
| 1909 |
|
---|
| 1910 | mUpdateDynamicObjects = false;
|
---|
[2636] | 1911 | }
|
---|
| 1912 | }
|
---|
| 1913 |
|
---|
[2645] | 1914 |
|
---|
| 1915 | void Preprocessor::ScheduleUpdateDynamicObjects()
|
---|
| 1916 | {
|
---|
[2709] | 1917 | mUpdateDynamicObjects = true;
|
---|
[2636] | 1918 | }
|
---|
[2645] | 1919 |
|
---|
| 1920 |
|
---|
[2715] | 1921 | void Preprocessor::PrepareObjectsForRayCaster(SceneGraphLeaf *l)
|
---|
[2709] | 1922 | {
|
---|
| 1923 | cout<<"Updating dynamic objects in ray caster..."<<endl;
|
---|
| 1924 |
|
---|
| 1925 | mRayCaster->AddDynamicObjecs(l->mGeometry, l->GetTransformation());
|
---|
| 1926 | cout<<"done."<<endl;
|
---|
[2645] | 1927 | }
|
---|
[2709] | 1928 |
|
---|
[2713] | 1929 | }
|
---|