[372] | 1 | #include "SceneGraph.h"
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| 2 | #include "Exporter.h"
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| 3 | #include "UnigraphicsParser.h"
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| 4 | #include "X3dParser.h"
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| 5 | #include "Preprocessor.h"
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| 6 | #include "ViewCell.h"
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| 7 | #include "Environment.h"
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[439] | 8 | #include "ViewCellsManager.h"
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[445] | 9 | #include "ViewCellBsp.h"
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| 10 | #include "VspBspTree.h"
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[469] | 11 | #include "RenderSimulator.h"
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[496] | 12 | #include "GlRenderer.h"
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[749] | 13 | #include "PlyParser.h"
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[1020] | 14 | #include "SamplingStrategy.h"
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[1233] | 15 | #include "VspTree.h"
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| 16 | #include "OspTree.h"
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[1221] | 17 | #include "ObjParser.h"
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[1264] | 18 | #include "BvHierarchy.h"
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[1279] | 19 | #include "HierarchyManager.h"
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[1287] | 20 | #include "VssRay.h"
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[1520] | 21 | #include "IntelRayCaster.h"
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| 22 | #include "InternalRayCaster.h"
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[1968] | 23 | #include "GlobalLinesRenderer.h"
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[1264] | 24 |
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[1287] | 25 |
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[1292] | 26 | #define DEBUG_RAYCAST 0
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[1584] | 27 | #define SHOW_RAYCAST_TIMING 1
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[1292] | 28 |
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| 29 |
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[863] | 30 | namespace GtpVisibilityPreprocessor {
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[860] | 31 |
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[1867] | 32 | const static bool ADDITIONAL_GEOMETRY_HACK = false;
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[860] | 33 |
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[1867] | 34 | Preprocessor *preprocessor = NULL;
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| 35 |
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[1001] | 36 | // HACK: Artificially modify scene to watch rendercost changes
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[750] | 37 | static void AddGeometry(SceneGraph *scene)
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| 38 | {
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[1328] | 39 | scene->GetRoot()->UpdateBox();
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[752] | 40 |
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[750] | 41 | AxisAlignedBox3 sceneBox = scene->GetBox();
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| 42 |
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| 43 | int n = 200;
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| 44 |
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[1291] | 45 | if (0)
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[750] | 46 | {
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[1291] | 47 | // form grid of boxes
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| 48 | for (int i = 0; i < n; ++ i)
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[750] | 49 | {
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[1291] | 50 | for (int j = 0; j < n; ++ j)
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| 51 | {
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| 52 | const Vector3 scale2((float)j * 0.8f / n + 0.1f, 0.05f, (float)i * 0.8f / (float)n + 0.1f);
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[750] | 53 |
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[1291] | 54 | const Vector3 pt2 = sceneBox.Min() + scale2 * (sceneBox.Max() - sceneBox.Min());
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| 55 |
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| 56 | const Vector3 boxSize = sceneBox.Size() * Vector3(0.0025f, 0.01f, 0.0025f);
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| 57 | AxisAlignedBox3 box(pt2, pt2 + boxSize);
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| 58 | Mesh *mesh = CreateMeshFromBox(box);
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| 59 |
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| 60 | mesh->Preprocess();
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| 61 |
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| 62 | MeshInstance *mi = new MeshInstance(mesh);
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[1328] | 63 | scene->GetRoot()->mGeometry.push_back(mi);
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[1291] | 64 | }
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[750] | 65 | }
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| 66 |
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[1291] | 67 | for (int i = 0; i < n; ++ i)
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[750] | 68 | {
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[1291] | 69 | for (int j = 0; j < n; ++ j)
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| 70 | {
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| 71 | const Vector3 scale2(0.15f, (float)j * 0.8f / n + 0.1f, (float)i * 0.8f / (float)n + 0.1f);
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| 72 |
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| 73 | Vector3 pt2 = sceneBox.Min() + scale2 * (sceneBox.Max() - sceneBox.Min());
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| 74 |
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| 75 | Vector3 boxSize = sceneBox.Size() * Vector3(0.0025f, 0.01f, 0.0025f);
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| 76 | AxisAlignedBox3 box(pt2, pt2 + boxSize);
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| 77 | Mesh *mesh = CreateMeshFromBox(box);
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| 78 |
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| 79 | mesh->Preprocess();
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| 80 |
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| 81 | MeshInstance *mi = new MeshInstance(mesh);
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[1328] | 82 | scene->GetRoot()->mGeometry.push_back(mi);
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[1291] | 83 | }
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| 84 | }
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| 85 |
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| 86 | for (int i = 0; i < n; ++ i)
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| 87 | {
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| 88 | const Vector3 scale2(2, 0.2f, (float)i * 0.8f / (float)n + 0.1f);
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| 89 |
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[750] | 90 | Vector3 pt2 = sceneBox.Min() + scale2 * (sceneBox.Max() - sceneBox.Min());
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[1291] | 91 | Vector3 boxSize = sceneBox.Size() * Vector3(0.005f, 0.02f, 0.005f);
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| 92 |
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| 93 | AxisAlignedBox3 box(pt2 + 0.1f, pt2 + boxSize);
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[991] | 94 | Mesh *mesh = CreateMeshFromBox(box);
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[750] | 95 |
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| 96 | mesh->Preprocess();
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[1291] | 97 |
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[750] | 98 | MeshInstance *mi = new MeshInstance(mesh);
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[1328] | 99 | scene->GetRoot()->mGeometry.push_back(mi);
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[750] | 100 | }
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[1291] | 101 |
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[1328] | 102 | scene->GetRoot()->UpdateBox();
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[750] | 103 | }
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| 104 |
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[840] | 105 | if (1)
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| 106 | {
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[1221] | 107 | // plane separating view space regions
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[1135] | 108 | const Vector3 scale(1.0f, 0.0, 0);
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[750] | 109 |
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[840] | 110 | Vector3 pt = sceneBox.Min() + scale * (sceneBox.Max() - sceneBox.Min());
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[750] | 111 |
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[840] | 112 | Plane3 cuttingPlane(Vector3(1, 0, 0), pt);
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| 113 | Mesh *planeMesh = new Mesh();
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[1291] | 114 |
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[840] | 115 | Polygon3 *poly = sceneBox.CrossSection(cuttingPlane);
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| 116 | IncludePolyInMesh(*poly, *planeMesh);
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[1291] | 117 |
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[840] | 118 | planeMesh->Preprocess();
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[1291] | 119 |
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[840] | 120 | MeshInstance *planeMi = new MeshInstance(planeMesh);
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[1328] | 121 | scene->GetRoot()->mGeometry.push_back(planeMi);
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[840] | 122 | }
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[750] | 123 | }
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| 124 |
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| 125 |
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[372] | 126 | Preprocessor::Preprocessor():
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| 127 | mKdTree(NULL),
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[409] | 128 | mBspTree(NULL),
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[445] | 129 | mVspBspTree(NULL),
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[1002] | 130 | mViewCellsManager(NULL),
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[1251] | 131 | mRenderSimulator(NULL),
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[1279] | 132 | mPass(0),
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[1520] | 133 | mSceneGraph(NULL),
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[1613] | 134 | mRayCaster(NULL),
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[1926] | 135 | mStopComputation(false),
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[1968] | 136 | mThread(NULL),
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| 137 | mGlobalLinesRenderer(NULL)
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[308] | 138 | {
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[1004] | 139 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlRenderer", mUseGlRenderer);
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[538] | 140 |
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[840] | 141 | // renderer will be constructed when the scene graph and viewcell manager will be known
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| 142 | renderer = NULL;
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[1785] | 143 |
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[1004] | 144 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useGlDebugger", mUseGlDebugger);
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[1379] | 145 | Environment::GetSingleton()->GetBoolValue("Preprocessor.loadMeshes", mLoadMeshes);
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[1004] | 146 | Environment::GetSingleton()->GetBoolValue("Preprocessor.quitOnFinish", mQuitOnFinish);
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| 147 | Environment::GetSingleton()->GetBoolValue("Preprocessor.computeVisibility", mComputeVisibility);
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| 148 | Environment::GetSingleton()->GetBoolValue("Preprocessor.detectEmptyViewSpace", mDetectEmptyViewSpace);
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| 149 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportVisibility", mExportVisibility );
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[1520] | 150 |
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[871] | 151 | char buffer[256];
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[1004] | 152 | Environment::GetSingleton()->GetStringValue("Preprocessor.visibilityFile", buffer);
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[871] | 153 | mVisibilityFileName = buffer;
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[1771] | 154 |
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| 155 | Environment::GetSingleton()->GetStringValue("Preprocessor.stats", buffer);
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| 156 | mStats.open(buffer);
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[2048] | 157 |
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[1749] | 158 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilityFilter", mApplyVisibilityFilter);
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[1004] | 159 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilitySpatialFilter",
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[1695] | 160 | mApplyVisibilitySpatialFilter );
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[1004] | 161 | Environment::GetSingleton()->GetFloatValue("Preprocessor.visibilityFilterWidth", mVisibilityFilterWidth);
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[878] | 162 |
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[1695] | 163 | Environment::GetSingleton()->GetBoolValue("Preprocessor.exportObj", mExportObj);
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| 164 |
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[1723] | 165 | Environment::GetSingleton()->GetBoolValue("Preprocessor.useViewSpaceBox", mUseViewSpaceBox);
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| 166 |
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[1900] | 167 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.rays", mExportRays);
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[2008] | 168 | Environment::GetSingleton()->GetBoolValue("Preprocessor.Export.animation", mExportAnimation);
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[1900] | 169 | Environment::GetSingleton()->GetIntValue("Preprocessor.Export.numRays", mExportNumRays);
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| 170 |
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[1966] | 171 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerPass", mSamplesPerPass);
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| 172 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalSamples", mTotalSamples);
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[2046] | 173 | Environment::GetSingleton()->GetIntValue("Preprocessor.totalTime", mTotalTime);
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[1966] | 174 | Environment::GetSingleton()->GetIntValue("Preprocessor.samplesPerEvaluation",
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| 175 | mSamplesPerEvaluation);
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| 176 |
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[1695] | 177 | Debug << "******* Preprocessor Options **********" << endl;
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[840] | 178 | Debug << "detect empty view space=" << mDetectEmptyViewSpace << endl;
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[1379] | 179 | Debug << "load meshes: " << mLoadMeshes << endl;
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[1695] | 180 | Debug << "load meshes: " << mLoadMeshes << endl;
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| 181 | Debug << "export obj: " << mExportObj << endl;
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[1723] | 182 | Debug << "use view space box: " << mUseViewSpaceBox << endl;
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[2048] | 183 |
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| 184 | cout << "samples per pass " << mSamplesPerPass << endl;
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[372] | 185 | }
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| 186 |
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| 187 |
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| 188 | Preprocessor::~Preprocessor()
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| 189 | {
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[1291] | 190 | cout << "cleaning up" << endl;
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[752] | 191 |
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[1291] | 192 | cout << "Deleting view cells manager ... \n";
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| 193 | DEL_PTR(mViewCellsManager);
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| 194 | cout << "done.\n";
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[752] | 195 |
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[2047] | 196 |
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[1291] | 197 | cout << "Deleting bsp tree ... \n";
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| 198 | DEL_PTR(mBspTree);
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[1924] | 199 | cout << "done.\n";
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[752] | 200 |
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[1924] | 201 | cout << "Deleting kd tree ...\n";
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[1291] | 202 | DEL_PTR(mKdTree);
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| 203 | cout << "done.\n";
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[752] | 204 |
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[1923] | 205 | cout << "Deleting vspbsp tree ... \n";
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[1291] | 206 | DEL_PTR(mVspBspTree);
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| 207 | cout << "done.\n";
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[1002] | 208 |
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[1923] | 209 | cout << "Deleting scene graph ... \n";
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[1291] | 210 | DEL_PTR(mSceneGraph);
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| 211 | cout << "done.\n";
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| 212 |
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[2017] | 213 | cout << "deleting render simulator ... \n";
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[1291] | 214 | DEL_PTR(mRenderSimulator);
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[2017] | 215 | mRenderSimulator = NULL;
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| 216 | cout << "deleting renderer ... \n";
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[1291] | 217 | DEL_PTR(renderer);
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[2017] | 218 | renderer = NULL;
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| 219 | cout << "deleting ray caster ... \n";
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[1523] | 220 | DEL_PTR(mRayCaster);
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[1999] | 221 |
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[1990] | 222 | #ifdef USE_CG
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[2017] | 223 | cout << "deleting global lines renderer ... \n";
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[1968] | 224 | DEL_PTR(mGlobalLinesRenderer);
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[1990] | 225 | #endif
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[2017] | 226 | cout << "finished" << endl;
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[372] | 227 | }
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| 228 |
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[1521] | 229 |
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| 230 | GlRendererBuffer *Preprocessor::GetRenderer()
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| 231 | {
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| 232 | return renderer;
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| 233 | }
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| 234 |
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| 235 |
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| 236 | static int SplitFilenames(const string str, vector<string> &filenames)
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[387] | 237 | {
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| 238 | int pos = 0;
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| 239 |
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| 240 | while(1) {
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[469] | 241 | int npos = (int)str.find(';', pos);
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[387] | 242 |
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| 243 | if (npos < 0 || npos - pos < 1)
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| 244 | break;
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| 245 | filenames.push_back(string(str, pos, npos - pos));
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| 246 | pos = npos + 1;
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| 247 | }
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| 248 |
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| 249 | filenames.push_back(string(str, pos, str.size() - pos));
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[440] | 250 | return (int)filenames.size();
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[387] | 251 | }
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| 252 |
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[750] | 253 |
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[1926] | 254 | void Preprocessor::SetThread(PreprocessorThread *t)
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| 255 | {
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| 256 | mThread = t;
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| 257 | }
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| 258 |
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| 259 |
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| 260 | PreprocessorThread *Preprocessor::GetThread() const
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| 261 | {
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| 262 | return mThread;
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| 263 | }
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| 264 |
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| 265 |
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[1655] | 266 | bool Preprocessor::LoadBinaryObj(const string filename,
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| 267 | SceneGraphNode *root,
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| 268 | vector<FaceParentInfo> *parents)
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| 269 | {
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[1658] | 270 | //ifstream samplesIn(filename, ios::binary);
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| 271 | igzstream samplesIn(filename.c_str());
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| 272 |
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[1655] | 273 | if (!samplesIn.is_open())
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| 274 | return false;
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| 275 |
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[1658] | 276 | cout << "binary obj dump available, loading " << filename.c_str() << endl;
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[2003] | 277 |
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[1655] | 278 | // table for vertices
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| 279 | VertexContainer vertices;
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[2003] | 280 |
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[1786] | 281 | if (parents)
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| 282 | cout << "using face parents" << endl;
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| 283 | else
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| 284 | cout << "not using face parents" << endl;
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| 285 |
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[2004] | 286 | // read in triangle size
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| 287 | int numTriangles;
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| 288 |
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| 289 | samplesIn.read(reinterpret_cast<char *>(&numTriangles), sizeof(int));
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| 290 | root->mGeometry.reserve(numTriangles);
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[2005] | 291 | cout << "loading " << numTriangles << " triangles ("
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| 292 | << numTriangles * (sizeof(TriangleIntersectable) + sizeof(TriangleIntersectable *)) / (1024 * 1024) << " MB)" << endl;
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[2003] | 293 |
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[2004] | 294 | int i = 0;
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[1655] | 295 | while (1)
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| 296 | {
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| 297 | Triangle3 tri;
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| 298 |
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| 299 | samplesIn.read(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
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| 300 | samplesIn.read(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
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| 301 | samplesIn.read(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
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[2005] | 302 |
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[1655] | 303 | // end of file reached
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| 304 | if (samplesIn.eof())
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| 305 | break;
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| 306 |
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| 307 | TriangleIntersectable *obj = new TriangleIntersectable(tri);
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| 308 | root->mGeometry.push_back(obj);
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[2005] | 309 |
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[2004] | 310 | i ++;
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| 311 |
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[2005] | 312 | if (i % 500000 == 499999)
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| 313 | cout<<"\r"<<i<<"/"<<numTriangles<<"\r";
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[1655] | 314 | }
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| 315 |
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[2004] | 316 | if (i != numTriangles)
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| 317 | {
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| 318 | cout << "warning: triangle size does not match with loaded triangle size" << endl;
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| 319 | return false;
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| 320 | }
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| 321 |
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| 322 | cout << "loaded " << numTriangles << " triangles" << endl;
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| 323 |
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[1655] | 324 | return true;
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| 325 | }
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| 326 |
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| 327 |
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[1658] | 328 | bool Preprocessor::ExportBinaryObj(const string filename, SceneGraphNode *root)
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| 329 | {
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| 330 | ogzstream samplesOut(filename.c_str());
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[2004] | 331 |
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[1658] | 332 | if (!samplesOut.is_open())
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| 333 | return false;
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| 334 |
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[2004] | 335 | int numTriangles = (int)root->mGeometry.size();
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| 336 |
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| 337 | samplesOut.write(reinterpret_cast<char *>(&numTriangles), sizeof(int));
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| 338 |
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[1658] | 339 | ObjectContainer::const_iterator oit, oit_end = root->mGeometry.end();
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| 340 |
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| 341 | for (oit = root->mGeometry.begin(); oit != oit_end; ++ oit)
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| 342 | {
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| 343 | Intersectable *obj = *oit;
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| 344 |
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| 345 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 346 | {
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[2017] | 347 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[1658] | 348 |
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| 349 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 0), sizeof(Vector3));
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| 350 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 1), sizeof(Vector3));
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| 351 | samplesOut.write(reinterpret_cast<char *>(tri.mVertices + 2), sizeof(Vector3));
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| 352 | }
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| 353 | else
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| 354 | {
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| 355 | cout << "not implemented intersectable type " << obj->Type() << endl;
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| 356 | }
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| 357 | }
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| 358 |
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[2004] | 359 | cout << "exported " << numTriangles << " triangles" << endl;
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| 360 |
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[1658] | 361 | return true;
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| 362 | }
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| 363 |
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[1695] | 364 |
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| 365 | bool Preprocessor::ExportObj(const string filename, const ObjectContainer &objects)
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| 366 | {
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| 367 | ofstream samplesOut(filename.c_str());
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| 368 |
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| 369 | if (!samplesOut.is_open())
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| 370 | return false;
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| 371 |
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| 372 | ObjectContainer::const_iterator oit, oit_end = objects.end();
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| 373 |
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[2004] | 374 | //AxisAlignedBox3 bbox = mSceneGraph->GetBox(); bbox.Enlarge(30.0);
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[1695] | 375 | for (oit = objects.begin(); oit != oit_end; ++ oit)
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| 376 | {
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| 377 | Intersectable *obj = *oit;
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| 378 |
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| 379 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
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| 380 | {
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[2017] | 381 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
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[2004] | 382 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2])))continue;
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| 383 |
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| 384 | samplesOut << "v " << tri.mVertices[0].x << " " << tri.mVertices[0].y << " " << tri.mVertices[0].z << endl;
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| 385 | samplesOut << "v " << tri.mVertices[1].x << " " << tri.mVertices[1].y << " " << tri.mVertices[1].z << endl;
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| 386 | samplesOut << "v " << tri.mVertices[2].x << " " << tri.mVertices[2].y << " " << tri.mVertices[2].z << endl;
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[1701] | 387 | //}
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[1695] | 388 | }
|
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| 389 | else
|
---|
| 390 | {
|
---|
| 391 | cout << "not implemented intersectable type " << obj->Type() << endl;
|
---|
| 392 | }
|
---|
| 393 | }
|
---|
| 394 |
|
---|
| 395 | // write faces
|
---|
| 396 | int i = 1;
|
---|
[1713] | 397 | for (oit = objects.begin(); oit != oit_end; ++ oit)
|
---|
[1695] | 398 | {
|
---|
| 399 | Intersectable *obj = *oit;
|
---|
| 400 | if (obj->Type() == Intersectable::TRIANGLE_INTERSECTABLE)
|
---|
| 401 | {
|
---|
[2017] | 402 | //Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
[2004] | 403 | //if (!(bbox.IsInside(tri.mVertices[0]) && bbox.IsInside(tri.mVertices[1]) && bbox.IsInside(tri.mVertices[2]))) continue;
|
---|
| 404 |
|
---|
[2017] | 405 | Triangle3 tri = static_cast<TriangleIntersectable *>(obj)->GetItem();
|
---|
[2004] | 406 | samplesOut << "f " << i << " " << i + 1 << " " << i + 2 << endl;
|
---|
| 407 | i += 3;
|
---|
[1695] | 408 | }
|
---|
| 409 | else
|
---|
| 410 | {
|
---|
| 411 | cout << "not implemented intersectable type " << obj->Type() << endl;
|
---|
| 412 | }
|
---|
| 413 | }
|
---|
| 414 |
|
---|
| 415 | return true;
|
---|
| 416 |
|
---|
| 417 | }
|
---|
| 418 |
|
---|
[1658] | 419 | static string ReplaceSuffix(string filename, string a, string b)
|
---|
| 420 | {
|
---|
| 421 | string result = filename;
|
---|
| 422 |
|
---|
| 423 | int pos = (int)filename.rfind(a, (int)filename.size() - 1);
|
---|
| 424 | if (pos == filename.size() - a.size()) {
|
---|
| 425 | result.replace(pos, a.size(), b);
|
---|
| 426 | }
|
---|
| 427 | return result;
|
---|
| 428 | }
|
---|
| 429 |
|
---|
| 430 |
|
---|
[1786] | 431 | Intersectable *Preprocessor::GetParentObject(const int index) const
|
---|
| 432 | {
|
---|
[2003] | 433 | if (index < 0)
|
---|
| 434 | {
|
---|
[2004] | 435 | //cerr << "Warning: triangle index smaller zero! " << index << endl;
|
---|
[2003] | 436 | return NULL;
|
---|
| 437 | }
|
---|
[1786] | 438 |
|
---|
| 439 | if (!mFaceParents.empty())
|
---|
| 440 | {
|
---|
| 441 | if (index >= (int)mFaceParents.size())
|
---|
| 442 | {
|
---|
[1978] | 443 | cerr << "Warning: triangle index out of range! " << index << endl;
|
---|
[1786] | 444 | return NULL;
|
---|
| 445 | }
|
---|
| 446 | else
|
---|
| 447 | {
|
---|
| 448 | return mFaceParents[index].mObject;
|
---|
| 449 | }
|
---|
| 450 | }
|
---|
| 451 | else
|
---|
[2003] | 452 | {
|
---|
| 453 | if (index >= (int)mObjects.size())
|
---|
| 454 | {
|
---|
| 455 | cerr<<"Warning: triangle index out of range! " << index << endl;
|
---|
| 456 | return NULL;
|
---|
| 457 | }
|
---|
| 458 | else
|
---|
| 459 | {
|
---|
| 460 | return mObjects[index];
|
---|
| 461 | }
|
---|
| 462 | }
|
---|
[1786] | 463 | }
|
---|
| 464 |
|
---|
| 465 |
|
---|
| 466 | Vector3 Preprocessor::GetParentNormal(const int index) const
|
---|
| 467 | {
|
---|
| 468 | if (!mFaceParents.empty())
|
---|
| 469 | {
|
---|
| 470 | return mFaceParents[index].mObject->GetNormal(mFaceParents[index].mFaceIndex);
|
---|
| 471 | }
|
---|
| 472 | else
|
---|
| 473 | {
|
---|
| 474 | return mObjects[index]->GetNormal(0);
|
---|
| 475 | }
|
---|
| 476 | }
|
---|
| 477 |
|
---|
| 478 |
|
---|
[372] | 479 | bool
|
---|
| 480 | Preprocessor::LoadScene(const string filename)
|
---|
| 481 | {
|
---|
[1655] | 482 | // use leaf nodes of the original spatial hierarchy as occludees
|
---|
[508] | 483 | mSceneGraph = new SceneGraph;
|
---|
[372] | 484 |
|
---|
[508] | 485 | Parser *parser;
|
---|
[387] | 486 | vector<string> filenames;
|
---|
[1404] | 487 | const int files = SplitFilenames(filename, filenames);
|
---|
[712] | 488 | cout << "number of input files: " << files << endl;
|
---|
[387] | 489 | bool result = false;
|
---|
[1695] | 490 | bool isObj = false;
|
---|
[1344] | 491 |
|
---|
| 492 | // root for different files
|
---|
| 493 | mSceneGraph->SetRoot(new SceneGraphNode());
|
---|
| 494 |
|
---|
[1404] | 495 | // intel ray caster can only trace triangles
|
---|
[1520] | 496 | int rayCastMethod;
|
---|
| 497 | Environment::GetSingleton()->GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
[1827] | 498 | vector<FaceParentInfo> *fi =
|
---|
[1867] | 499 | ((rayCastMethod == RayCaster::INTEL_RAYCASTER) && mLoadMeshes) ?
|
---|
| 500 | &mFaceParents : NULL;
|
---|
| 501 |
|
---|
[1658] | 502 | if (files == 1)
|
---|
[1867] | 503 | {
|
---|
[387] | 504 | if (strstr(filename.c_str(), ".x3d"))
|
---|
[1867] | 505 | {
|
---|
[1655] | 506 | parser = new X3dParser;
|
---|
[1658] | 507 |
|
---|
| 508 | result = parser->ParseFile(filename,
|
---|
| 509 | mSceneGraph->GetRoot(),
|
---|
| 510 | mLoadMeshes,
|
---|
| 511 | fi);
|
---|
| 512 | delete parser;
|
---|
[1655] | 513 | }
|
---|
[1658] | 514 | else if (strstr(filename.c_str(), ".ply") || strstr(filename.c_str(), ".plb"))
|
---|
[1655] | 515 | {
|
---|
[1658] | 516 | parser = new PlyParser;
|
---|
[1655] | 517 |
|
---|
[1658] | 518 | result = parser->ParseFile(filename,
|
---|
| 519 | mSceneGraph->GetRoot(),
|
---|
| 520 | mLoadMeshes,
|
---|
| 521 | fi);
|
---|
| 522 | delete parser;
|
---|
[1655] | 523 | }
|
---|
[1658] | 524 | else if (strstr(filename.c_str(), ".obj"))
|
---|
| 525 | {
|
---|
[1695] | 526 | isObj = true;
|
---|
| 527 |
|
---|
[1658] | 528 | // hack: load binary dump
|
---|
[2004] | 529 | const string bnFile = ReplaceSuffix(filename, ".obj", ".bn");
|
---|
| 530 |
|
---|
[1658] | 531 | if (!mLoadMeshes)
|
---|
| 532 | {
|
---|
[2004] | 533 | result = LoadBinaryObj(bnFile, mSceneGraph->GetRoot(), fi);
|
---|
[1658] | 534 | }
|
---|
| 535 |
|
---|
[2004] | 536 | // parse obj
|
---|
| 537 | if (!result)
|
---|
[1658] | 538 | {
|
---|
| 539 | cout << "no binary dump available or loading full meshes, parsing file" << endl;
|
---|
| 540 | parser = new ObjParser;
|
---|
[1404] | 541 |
|
---|
[1658] | 542 | result = parser->ParseFile(filename,
|
---|
[1655] | 543 | mSceneGraph->GetRoot(),
|
---|
| 544 | mLoadMeshes,
|
---|
| 545 | fi);
|
---|
[1658] | 546 |
|
---|
[2004] | 547 | cout << "loaded " << (int)mSceneGraph->GetRoot()->mGeometry.size() << " entities" << endl;
|
---|
[1658] | 548 | // only works for triangles
|
---|
[2004] | 549 | if (result && !mLoadMeshes)
|
---|
[1658] | 550 | {
|
---|
[2004] | 551 | cout << "exporting binary obj to " << bnFile << "... " << endl;
|
---|
| 552 | ExportBinaryObj(bnFile, mSceneGraph->GetRoot());
|
---|
[1658] | 553 | cout << "finished" << endl;
|
---|
| 554 | }
|
---|
[1655] | 555 |
|
---|
[1658] | 556 | delete parser;
|
---|
| 557 | }
|
---|
[1660] | 558 | else if (0)
|
---|
[1658] | 559 | {
|
---|
[2004] | 560 | ExportBinaryObj("../data/test.bn", mSceneGraph->GetRoot());
|
---|
[1658] | 561 | }
|
---|
| 562 | }
|
---|
| 563 | else
|
---|
| 564 | {
|
---|
| 565 | parser = new UnigraphicsParser;
|
---|
| 566 | result = parser->ParseFile(filename,
|
---|
| 567 | mSceneGraph->GetRoot(),
|
---|
| 568 | mLoadMeshes,
|
---|
| 569 | fi);
|
---|
| 570 | delete parser;
|
---|
| 571 | }
|
---|
| 572 |
|
---|
| 573 | cout << filename << endl;
|
---|
[1404] | 574 | }
|
---|
[1658] | 575 | else
|
---|
| 576 | {
|
---|
[1404] | 577 | vector<string>::const_iterator fit, fit_end = filenames.end();
|
---|
[1344] | 578 |
|
---|
[1404] | 579 | for (fit = filenames.begin(); fit != fit_end; ++ fit)
|
---|
| 580 | {
|
---|
| 581 | const string filename = *fit;
|
---|
[1328] | 582 |
|
---|
[1404] | 583 | cout << "parsing file " << filename.c_str() << endl;
|
---|
| 584 | if (strstr(filename.c_str(), ".x3d"))
|
---|
| 585 | parser = new X3dParser;
|
---|
| 586 | else
|
---|
| 587 | parser = new UnigraphicsParser;
|
---|
| 588 |
|
---|
| 589 | SceneGraphNode *node = new SceneGraphNode();
|
---|
[1695] | 590 | const bool success =
|
---|
| 591 | parser->ParseFile(filename, node, mLoadMeshes, fi);
|
---|
[1404] | 592 |
|
---|
| 593 | if (success)
|
---|
| 594 | {
|
---|
| 595 | mSceneGraph->GetRoot()->mChildren.push_back(node);
|
---|
| 596 | result = true; // at least one file parsed
|
---|
| 597 | }
|
---|
| 598 |
|
---|
[1713] | 599 | // temporare hack
|
---|
[1701] | 600 | //if (!strstr(filename.c_str(), "plane")) mSceneGraph->GetRoot()->UpdateBox();
|
---|
| 601 |
|
---|
[1404] | 602 | delete parser;
|
---|
[387] | 603 | }
|
---|
| 604 | }
|
---|
[1344] | 605 |
|
---|
[752] | 606 | if (result)
|
---|
[1344] | 607 | {
|
---|
[2045] | 608 | // HACK
|
---|
[1020] | 609 | if (ADDITIONAL_GEOMETRY_HACK)
|
---|
| 610 | AddGeometry(mSceneGraph);
|
---|
[1328] | 611 |
|
---|
[1020] | 612 | mSceneGraph->AssignObjectIds();
|
---|
[1344] | 613 |
|
---|
[1020] | 614 | int intersectables, faces;
|
---|
| 615 | mSceneGraph->GetStatistics(intersectables, faces);
|
---|
[1344] | 616 |
|
---|
[1020] | 617 | cout<<filename<<" parsed successfully."<<endl;
|
---|
| 618 | cout<<"#NUM_OBJECTS (Total numner of objects)\n"<<intersectables<<endl;
|
---|
| 619 | cout<<"#NUM_FACES (Total numner of faces)\n"<<faces<<endl;
|
---|
[1701] | 620 |
|
---|
[1697] | 621 | mObjects.reserve(intersectables);
|
---|
[1020] | 622 | mSceneGraph->CollectObjects(&mObjects);
|
---|
[1713] | 623 |
|
---|
| 624 | // temp hack
|
---|
| 625 | //ExportObj("cropped_vienna.obj", mObjects);
|
---|
[1328] | 626 | mSceneGraph->GetRoot()->UpdateBox();
|
---|
[1713] | 627 |
|
---|
| 628 | cout << "finished loading" << endl;
|
---|
[387] | 629 | }
|
---|
[1328] | 630 |
|
---|
[492] | 631 | return result;
|
---|
[372] | 632 | }
|
---|
| 633 |
|
---|
| 634 | bool
|
---|
| 635 | Preprocessor::ExportPreprocessedData(const string filename)
|
---|
| 636 | {
|
---|
[1486] | 637 | mViewCellsManager->ExportViewCells(filename, true, mObjects);
|
---|
| 638 | return true;
|
---|
[372] | 639 | }
|
---|
| 640 |
|
---|
[1486] | 641 |
|
---|
[372] | 642 | bool
|
---|
[871] | 643 | Preprocessor::PostProcessVisibility()
|
---|
| 644 | {
|
---|
| 645 |
|
---|
[904] | 646 | if (mApplyVisibilityFilter || mApplyVisibilitySpatialFilter) {
|
---|
[997] | 647 | cout<<"Applying visibility filter ...";
|
---|
[1002] | 648 | cout<<"filter width = " << mVisibilityFilterWidth << endl;
|
---|
[904] | 649 |
|
---|
[1002] | 650 | if (!mViewCellsManager)
|
---|
[1199] | 651 | return false;
|
---|
| 652 |
|
---|
[871] | 653 | mViewCellsManager->ApplyFilter(mKdTree,
|
---|
[904] | 654 | mApplyVisibilityFilter ? mVisibilityFilterWidth : -1.0f,
|
---|
| 655 | mApplyVisibilitySpatialFilter ? mVisibilityFilterWidth : -1.0f);
|
---|
[997] | 656 | cout << "done." << endl;
|
---|
[871] | 657 | }
|
---|
| 658 |
|
---|
| 659 | // export the preprocessed information to a file
|
---|
[2053] | 660 | if (1 && mExportVisibility)
|
---|
[1486] | 661 | {
|
---|
| 662 | ExportPreprocessedData(mVisibilityFileName);
|
---|
| 663 | }
|
---|
| 664 |
|
---|
[871] | 665 | return true;
|
---|
| 666 | }
|
---|
| 667 |
|
---|
| 668 |
|
---|
| 669 | bool
|
---|
[372] | 670 | Preprocessor::BuildKdTree()
|
---|
| 671 | {
|
---|
| 672 | mKdTree = new KdTree;
|
---|
[1344] | 673 |
|
---|
[372] | 674 | // add mesh instances of the scene graph to the root of the tree
|
---|
| 675 | KdLeaf *root = (KdLeaf *)mKdTree->GetRoot();
|
---|
[1344] | 676 |
|
---|
[372] | 677 | mSceneGraph->CollectObjects(&root->mObjects);
|
---|
[1344] | 678 |
|
---|
[1415] | 679 | const long startTime = GetTime();
|
---|
[1201] | 680 | cout << "building kd tree ... " << endl;
|
---|
[1344] | 681 |
|
---|
[372] | 682 | mKdTree->Construct();
|
---|
[1344] | 683 |
|
---|
[1415] | 684 | cout << "finished kd tree construction in " << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 685 | << " secs " << endl;
|
---|
[1344] | 686 |
|
---|
[372] | 687 | return true;
|
---|
| 688 | }
|
---|
| 689 |
|
---|
[1415] | 690 |
|
---|
[372] | 691 | void
|
---|
| 692 | Preprocessor::KdTreeStatistics(ostream &s)
|
---|
| 693 | {
|
---|
| 694 | s<<mKdTree->GetStatistics();
|
---|
| 695 | }
|
---|
| 696 |
|
---|
| 697 | void
|
---|
| 698 | Preprocessor::BspTreeStatistics(ostream &s)
|
---|
| 699 | {
|
---|
| 700 | s << mBspTree->GetStatistics();
|
---|
| 701 | }
|
---|
| 702 |
|
---|
| 703 | bool
|
---|
| 704 | Preprocessor::Export( const string filename,
|
---|
[492] | 705 | const bool scene,
|
---|
[1545] | 706 | const bool kdtree
|
---|
[492] | 707 | )
|
---|
[372] | 708 | {
|
---|
| 709 | Exporter *exporter = Exporter::GetExporter(filename);
|
---|
| 710 |
|
---|
| 711 | if (exporter) {
|
---|
[1545] | 712 | if (2 && scene)
|
---|
[1328] | 713 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
[372] | 714 |
|
---|
[1545] | 715 | if (1 && kdtree) {
|
---|
[372] | 716 | exporter->SetWireframe();
|
---|
| 717 | exporter->ExportKdTree(*mKdTree);
|
---|
| 718 | }
|
---|
| 719 |
|
---|
| 720 | delete exporter;
|
---|
| 721 | return true;
|
---|
| 722 | }
|
---|
| 723 |
|
---|
| 724 | return false;
|
---|
| 725 | }
|
---|
[429] | 726 |
|
---|
[508] | 727 |
|
---|
[463] | 728 | bool Preprocessor::PrepareViewCells()
|
---|
| 729 | {
|
---|
[1523] | 730 | ///////
|
---|
[577] | 731 | //-- parse view cells construction method
|
---|
[1563] | 732 |
|
---|
[1004] | 733 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadFromFile", mLoadViewCells);
|
---|
[577] | 734 | char buf[100];
|
---|
[1585] | 735 |
|
---|
[577] | 736 | if (mLoadViewCells)
|
---|
[997] | 737 | {
|
---|
[1740] | 738 | Environment::GetSingleton()->GetStringValue("ViewCells.filename", buf);
|
---|
| 739 | cout << "loading view cells from " << buf << endl<<flush;
|
---|
[1715] | 740 |
|
---|
[1740] | 741 | mViewCellsManager = ViewCellsManager::LoadViewCells(buf, &mObjects, true, NULL);
|
---|
| 742 |
|
---|
| 743 | cout << "view cells loaded." << endl<<flush;
|
---|
| 744 |
|
---|
| 745 | if (!mViewCellsManager)
|
---|
| 746 | {
|
---|
| 747 | return false;
|
---|
| 748 | }
|
---|
[577] | 749 | }
|
---|
| 750 | else
|
---|
| 751 | {
|
---|
[1288] | 752 | // parse type of view cell container
|
---|
[1004] | 753 | Environment::GetSingleton()->GetStringValue("ViewCells.type", buf);
|
---|
[1740] | 754 | mViewCellsManager = CreateViewCellsManager(buf);
|
---|
[1112] | 755 |
|
---|
| 756 | // default view space is the extent of the scene
|
---|
[1723] | 757 | AxisAlignedBox3 viewSpaceBox;
|
---|
[1740] | 758 |
|
---|
[1723] | 759 | if (mUseViewSpaceBox)
|
---|
[1563] | 760 | {
|
---|
[1723] | 761 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
| 762 |
|
---|
[1563] | 763 | // use a small box outside of the scene
|
---|
[1723] | 764 | viewSpaceBox.Scale(Vector3(0.15f, 0.3f, 0.5f));
|
---|
| 765 | //viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.5f, 0, 0));
|
---|
| 766 | viewSpaceBox.Translate(Vector3(Magnitude(mSceneGraph->GetBox().Size()) * 0.3f, 0, 0));
|
---|
| 767 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
[1563] | 768 | }
|
---|
[1723] | 769 | else
|
---|
| 770 | {
|
---|
| 771 | viewSpaceBox = mSceneGraph->GetBox();
|
---|
| 772 | mViewCellsManager->SetViewSpaceBox(viewSpaceBox);
|
---|
| 773 | }
|
---|
[1545] | 774 |
|
---|
| 775 | bool loadVcGeometry;
|
---|
| 776 | Environment::GetSingleton()->GetBoolValue("ViewCells.loadGeometry", loadVcGeometry);
|
---|
| 777 |
|
---|
| 778 | bool extrudeBaseTriangles;
|
---|
| 779 | Environment::GetSingleton()->GetBoolValue("ViewCells.useBaseTrianglesAsGeometry", extrudeBaseTriangles);
|
---|
| 780 |
|
---|
| 781 | char vcGeomFilename[100];
|
---|
| 782 | Environment::GetSingleton()->GetStringValue("ViewCells.geometryFilename", vcGeomFilename);
|
---|
[1740] | 783 |
|
---|
[1940] | 784 | // create view cells from specified geometry
|
---|
[1627] | 785 | if (loadVcGeometry)
|
---|
[1545] | 786 | {
|
---|
[1627] | 787 | if (mViewCellsManager->GetType() == ViewCellsManager::BSP)
|
---|
[1545] | 788 | {
|
---|
[1627] | 789 | if (!mViewCellsManager->LoadViewCellsGeometry(vcGeomFilename, extrudeBaseTriangles))
|
---|
| 790 | {
|
---|
| 791 | cerr << "loading view cells geometry failed" << endl;
|
---|
| 792 | }
|
---|
[1545] | 793 | }
|
---|
[1627] | 794 | else
|
---|
| 795 | {
|
---|
| 796 | cerr << "loading view cells geometry is not implemented for this manager" << endl;
|
---|
| 797 | }
|
---|
[1545] | 798 | }
|
---|
[577] | 799 | }
|
---|
[1740] | 800 |
|
---|
[1486] | 801 | ////////
|
---|
[1523] | 802 | //-- evaluation of render cost heuristics
|
---|
[1768] | 803 |
|
---|
[473] | 804 | float objRenderCost = 0, vcOverhead = 0, moveSpeed = 0;
|
---|
| 805 |
|
---|
[1004] | 806 | Environment::GetSingleton()->GetFloatValue("Simulation.objRenderCost",objRenderCost);
|
---|
| 807 | Environment::GetSingleton()->GetFloatValue("Simulation.vcOverhead", vcOverhead);
|
---|
| 808 | Environment::GetSingleton()->GetFloatValue("Simulation.moveSpeed", moveSpeed);
|
---|
[1740] | 809 |
|
---|
[473] | 810 | mRenderSimulator =
|
---|
| 811 | new RenderSimulator(mViewCellsManager, objRenderCost, vcOverhead, moveSpeed);
|
---|
[440] | 812 |
|
---|
[480] | 813 | mViewCellsManager->SetRenderer(mRenderSimulator);
|
---|
[1785] | 814 |
|
---|
[1581] | 815 | mViewCellsManager->SetPreprocessor(this);
|
---|
[1940] | 816 |
|
---|
[463] | 817 | return true;
|
---|
[490] | 818 | }
|
---|
| 819 |
|
---|
[1292] | 820 |
|
---|
[1563] | 821 | bool Preprocessor::ConstructViewCells()
|
---|
[1292] | 822 | {
|
---|
[1627] | 823 | // construct view cells using it's own set of samples
|
---|
| 824 | mViewCellsManager->Construct(this);
|
---|
| 825 |
|
---|
| 826 | // visualizations and statistics
|
---|
| 827 | Debug << "finished view cells:" << endl;
|
---|
| 828 | mViewCellsManager->PrintStatistics(Debug);
|
---|
| 829 |
|
---|
| 830 | return true;
|
---|
[1292] | 831 | }
|
---|
[490] | 832 |
|
---|
[1294] | 833 |
|
---|
[575] | 834 | ViewCellsManager *Preprocessor::CreateViewCellsManager(const char *name)
|
---|
| 835 | {
|
---|
[1264] | 836 | ViewCellsTree *vcTree = new ViewCellsTree;
|
---|
| 837 |
|
---|
[575] | 838 | if (strcmp(name, "kdTree") == 0)
|
---|
| 839 | {
|
---|
[1264] | 840 | mViewCellsManager = new KdViewCellsManager(vcTree, mKdTree);
|
---|
[575] | 841 | }
|
---|
| 842 | else if (strcmp(name, "bspTree") == 0)
|
---|
| 843 | {
|
---|
| 844 | Debug << "view cell type: Bsp" << endl;
|
---|
| 845 |
|
---|
[577] | 846 | mBspTree = new BspTree();
|
---|
[1264] | 847 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
[575] | 848 | }
|
---|
| 849 | else if (strcmp(name, "vspBspTree") == 0)
|
---|
| 850 | {
|
---|
| 851 | Debug << "view cell type: VspBsp" << endl;
|
---|
| 852 |
|
---|
[1004] | 853 | mVspBspTree = new VspBspTree();
|
---|
[1264] | 854 | mViewCellsManager = new VspBspViewCellsManager(vcTree, mVspBspTree);
|
---|
[575] | 855 | }
|
---|
[1006] | 856 | else if (strcmp(name, "vspOspTree") == 0)
|
---|
[575] | 857 | {
|
---|
[1421] | 858 | Debug << "view cell type: VspOsp" << endl;
|
---|
[1288] | 859 | char buf[100];
|
---|
| 860 | Environment::GetSingleton()->GetStringValue("Hierarchy.type", buf);
|
---|
[1022] | 861 |
|
---|
[1740] | 862 | mViewCellsManager = new VspOspViewCellsManager(vcTree, buf);
|
---|
[575] | 863 | }
|
---|
[1421] | 864 | else if (strcmp(name, "sceneDependent") == 0) //TODO
|
---|
[575] | 865 | {
|
---|
[1143] | 866 | Debug << "view cell type: Bsp" << endl;
|
---|
[1421] | 867 |
|
---|
[575] | 868 | mBspTree = new BspTree();
|
---|
[1264] | 869 | mViewCellsManager = new BspViewCellsManager(vcTree, mBspTree);
|
---|
[575] | 870 | }
|
---|
| 871 | else
|
---|
| 872 | {
|
---|
[664] | 873 | cerr << "Wrong view cells type " << name << "!!!" << endl;
|
---|
[575] | 874 | exit(1);
|
---|
| 875 | }
|
---|
| 876 |
|
---|
| 877 | return mViewCellsManager;
|
---|
| 878 | }
|
---|
| 879 |
|
---|
| 880 |
|
---|
[491] | 881 | // use ascii format to store rays
|
---|
| 882 | #define USE_ASCII 0
|
---|
| 883 |
|
---|
| 884 |
|
---|
[1145] | 885 | static inline bool ilt(Intersectable *obj1, Intersectable *obj2)
|
---|
[490] | 886 | {
|
---|
| 887 | return obj1->mId < obj2->mId;
|
---|
| 888 | }
|
---|
| 889 |
|
---|
| 890 |
|
---|
[1414] | 891 | bool Preprocessor::LoadKdTree(const string filename)
|
---|
[1197] | 892 | {
|
---|
[1414] | 893 | mKdTree = new KdTree();
|
---|
[1633] | 894 |
|
---|
[1414] | 895 | return mKdTree->LoadBinTree(filename.c_str(), mObjects);
|
---|
[1197] | 896 | }
|
---|
| 897 |
|
---|
[1414] | 898 |
|
---|
| 899 | bool Preprocessor::ExportKdTree(const string filename)
|
---|
[1197] | 900 | {
|
---|
[1414] | 901 | return mKdTree->ExportBinTree(filename.c_str());
|
---|
[1197] | 902 | }
|
---|
| 903 |
|
---|
| 904 |
|
---|
[490] | 905 | bool Preprocessor::LoadSamples(VssRayContainer &samples,
|
---|
| 906 | ObjectContainer &objects) const
|
---|
| 907 | {
|
---|
| 908 | std::stable_sort(objects.begin(), objects.end(), ilt);
|
---|
| 909 | char fileName[100];
|
---|
[1004] | 910 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
[490] | 911 |
|
---|
[491] | 912 | Vector3 origin, termination;
|
---|
| 913 | // HACK: needed only for lower_bound algorithm to find the
|
---|
| 914 | // intersected objects
|
---|
| 915 | MeshInstance sObj(NULL);
|
---|
| 916 | MeshInstance tObj(NULL);
|
---|
[490] | 917 |
|
---|
[491] | 918 | #if USE_ASCII
|
---|
[656] | 919 | ifstream samplesIn(fileName);
|
---|
[490] | 920 | if (!samplesIn.is_open())
|
---|
| 921 | return false;
|
---|
| 922 |
|
---|
| 923 | string buf;
|
---|
| 924 | while (!(getline(samplesIn, buf)).eof())
|
---|
| 925 | {
|
---|
[491] | 926 | sscanf(buf.c_str(), "%f %f %f %f %f %f %d %d",
|
---|
[490] | 927 | &origin.x, &origin.y, &origin.z,
|
---|
[491] | 928 | &termination.x, &termination.y, &termination.z,
|
---|
| 929 | &(sObj.mId), &(tObj.mId));
|
---|
[490] | 930 |
|
---|
[491] | 931 | Intersectable *sourceObj = NULL;
|
---|
| 932 | Intersectable *termObj = NULL;
|
---|
| 933 |
|
---|
| 934 | if (sObj.mId >= 0)
|
---|
[490] | 935 | {
|
---|
| 936 | ObjectContainer::iterator oit =
|
---|
[491] | 937 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
| 938 | sourceObj = *oit;
|
---|
| 939 | }
|
---|
| 940 |
|
---|
| 941 | if (tObj.mId >= 0)
|
---|
| 942 | {
|
---|
| 943 | ObjectContainer::iterator oit =
|
---|
| 944 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
| 945 | termObj = *oit;
|
---|
| 946 | }
|
---|
[490] | 947 |
|
---|
[491] | 948 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
| 949 | }
|
---|
| 950 | #else
|
---|
| 951 | ifstream samplesIn(fileName, ios::binary);
|
---|
| 952 | if (!samplesIn.is_open())
|
---|
| 953 | return false;
|
---|
| 954 |
|
---|
| 955 | while (1)
|
---|
| 956 | {
|
---|
| 957 | samplesIn.read(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
| 958 | samplesIn.read(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
| 959 | samplesIn.read(reinterpret_cast<char *>(&(sObj.mId)), sizeof(int));
|
---|
| 960 | samplesIn.read(reinterpret_cast<char *>(&(tObj.mId)), sizeof(int));
|
---|
| 961 |
|
---|
| 962 | if (samplesIn.eof())
|
---|
| 963 | break;
|
---|
| 964 |
|
---|
| 965 | Intersectable *sourceObj = NULL;
|
---|
| 966 | Intersectable *termObj = NULL;
|
---|
| 967 |
|
---|
| 968 | if (sObj.mId >= 0)
|
---|
| 969 | {
|
---|
| 970 | ObjectContainer::iterator oit =
|
---|
| 971 | lower_bound(objects.begin(), objects.end(), &sObj, ilt);
|
---|
| 972 | sourceObj = *oit;
|
---|
[490] | 973 | }
|
---|
[491] | 974 |
|
---|
| 975 | if (tObj.mId >= 0)
|
---|
[490] | 976 | {
|
---|
[491] | 977 | ObjectContainer::iterator oit =
|
---|
| 978 | lower_bound(objects.begin(), objects.end(), &tObj, ilt);
|
---|
| 979 | termObj = *oit;
|
---|
[490] | 980 | }
|
---|
[491] | 981 |
|
---|
| 982 | samples.push_back(new VssRay(origin, termination, sourceObj, termObj));
|
---|
[490] | 983 | }
|
---|
[1779] | 984 | #endif
|
---|
[491] | 985 |
|
---|
[490] | 986 | samplesIn.close();
|
---|
| 987 |
|
---|
| 988 | return true;
|
---|
| 989 | }
|
---|
| 990 |
|
---|
[508] | 991 |
|
---|
| 992 | bool Preprocessor::ExportSamples(const VssRayContainer &samples) const
|
---|
[490] | 993 | {
|
---|
[491] | 994 | char fileName[100];
|
---|
[1004] | 995 | Environment::GetSingleton()->GetStringValue("Preprocessor.samplesFilename", fileName);
|
---|
[491] | 996 |
|
---|
[490] | 997 |
|
---|
| 998 | VssRayContainer::const_iterator it, it_end = samples.end();
|
---|
| 999 |
|
---|
[491] | 1000 | #if USE_ASCII
|
---|
| 1001 | ofstream samplesOut(fileName);
|
---|
[490] | 1002 | if (!samplesOut.is_open())
|
---|
| 1003 | return false;
|
---|
| 1004 |
|
---|
| 1005 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
| 1006 | {
|
---|
| 1007 | VssRay *ray = *it;
|
---|
[491] | 1008 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
| 1009 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
| 1010 |
|
---|
[490] | 1011 | samplesOut << ray->GetOrigin().x << " " << ray->GetOrigin().y << " " << ray->GetOrigin().z << " "
|
---|
| 1012 | << ray->GetTermination().x << " " << ray->GetTermination().y << " " << ray->GetTermination().z << " "
|
---|
[491] | 1013 | << sourceid << " " << termid << "\n";
|
---|
[490] | 1014 | }
|
---|
[491] | 1015 | #else
|
---|
| 1016 | ofstream samplesOut(fileName, ios::binary);
|
---|
| 1017 | if (!samplesOut.is_open())
|
---|
| 1018 | return false;
|
---|
| 1019 |
|
---|
| 1020 | for (it = samples.begin(); it != it_end; ++ it)
|
---|
| 1021 | {
|
---|
| 1022 | VssRay *ray = *it;
|
---|
| 1023 | Vector3 origin(ray->GetOrigin());
|
---|
| 1024 | Vector3 termination(ray->GetTermination());
|
---|
| 1025 |
|
---|
| 1026 | int sourceid = ray->mOriginObject ? ray->mOriginObject->mId : -1;
|
---|
| 1027 | int termid = ray->mTerminationObject ? ray->mTerminationObject->mId : -1;
|
---|
| 1028 |
|
---|
| 1029 | samplesOut.write(reinterpret_cast<char *>(&origin), sizeof(Vector3));
|
---|
| 1030 | samplesOut.write(reinterpret_cast<char *>(&termination), sizeof(Vector3));
|
---|
| 1031 | samplesOut.write(reinterpret_cast<char *>(&sourceid), sizeof(int));
|
---|
| 1032 | samplesOut.write(reinterpret_cast<char *>(&termid), sizeof(int));
|
---|
| 1033 | }
|
---|
| 1034 | #endif
|
---|
[490] | 1035 | samplesOut.close();
|
---|
[1194] | 1036 |
|
---|
[490] | 1037 | return true;
|
---|
| 1038 | }
|
---|
[563] | 1039 |
|
---|
[1771] | 1040 |
|
---|
| 1041 | int
|
---|
| 1042 | Preprocessor::GenerateRays(const int number,
|
---|
[1867] | 1043 | SamplingStrategy &strategy,
|
---|
| 1044 | SimpleRayContainer &rays)
|
---|
[1020] | 1045 | {
|
---|
[1867] | 1046 | return strategy.GenerateSamples(number, rays);
|
---|
[1771] | 1047 | }
|
---|
[860] | 1048 |
|
---|
[1990] | 1049 |
|
---|
[1771] | 1050 | int
|
---|
| 1051 | Preprocessor::GenerateRays(const int number,
|
---|
[1898] | 1052 | const int sampleType,
|
---|
| 1053 | SimpleRayContainer &rays)
|
---|
[1771] | 1054 | {
|
---|
[1772] | 1055 | const int startSize = (int)rays.size();
|
---|
| 1056 | SamplingStrategy *strategy = GenerateSamplingStrategy(sampleType);
|
---|
| 1057 | int castRays = 0;
|
---|
| 1058 |
|
---|
| 1059 | if (!strategy)
|
---|
[1381] | 1060 | {
|
---|
[1772] | 1061 | return 0;
|
---|
[1381] | 1062 | }
|
---|
[1772] | 1063 |
|
---|
[1381] | 1064 | #if 1
|
---|
[1772] | 1065 | castRays = strategy->GenerateSamples(number, rays);
|
---|
[1381] | 1066 | #else
|
---|
[1772] | 1067 | GenerateRayBundle(rays, newRay, 16, 0);
|
---|
| 1068 | castRays += 16;
|
---|
[1381] | 1069 | #endif
|
---|
[1772] | 1070 |
|
---|
| 1071 | delete strategy;
|
---|
| 1072 | return castRays;
|
---|
[878] | 1073 | }
|
---|
[1020] | 1074 |
|
---|
| 1075 |
|
---|
[1884] | 1076 | SamplingStrategy *Preprocessor::GenerateSamplingStrategy(const int strategyId)
|
---|
[1020] | 1077 | {
|
---|
| 1078 | switch (strategyId)
|
---|
| 1079 | {
|
---|
[1520] | 1080 | case SamplingStrategy::OBJECT_BASED_DISTRIBUTION:
|
---|
[1020] | 1081 | return new ObjectBasedDistribution(*this);
|
---|
[1520] | 1082 | case SamplingStrategy::OBJECT_DIRECTION_BASED_DISTRIBUTION:
|
---|
[1020] | 1083 | return new ObjectDirectionBasedDistribution(*this);
|
---|
[1520] | 1084 | case SamplingStrategy::DIRECTION_BASED_DISTRIBUTION:
|
---|
[1020] | 1085 | return new DirectionBasedDistribution(*this);
|
---|
[1520] | 1086 | case SamplingStrategy::DIRECTION_BOX_BASED_DISTRIBUTION:
|
---|
[1020] | 1087 | return new DirectionBoxBasedDistribution(*this);
|
---|
[1520] | 1088 | case SamplingStrategy::SPATIAL_BOX_BASED_DISTRIBUTION:
|
---|
[1020] | 1089 | return new SpatialBoxBasedDistribution(*this);
|
---|
[1695] | 1090 | case SamplingStrategy::REVERSE_OBJECT_BASED_DISTRIBUTION:
|
---|
| 1091 | return new ReverseObjectBasedDistribution(*this);
|
---|
[1769] | 1092 | case SamplingStrategy::VIEWCELL_BORDER_BASED_DISTRIBUTION:
|
---|
| 1093 | return new ViewCellBorderBasedDistribution(*this);
|
---|
[1772] | 1094 | case SamplingStrategy::VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
| 1095 | return new ViewSpaceBorderBasedDistribution(*this);
|
---|
| 1096 | case SamplingStrategy::REVERSE_VIEWSPACE_BORDER_BASED_DISTRIBUTION:
|
---|
| 1097 | return new ReverseViewSpaceBorderBasedDistribution(*this);
|
---|
[1824] | 1098 | case SamplingStrategy::GLOBAL_LINES_DISTRIBUTION:
|
---|
| 1099 | return new GlobalLinesDistribution(*this);
|
---|
| 1100 |
|
---|
| 1101 | //case OBJECTS_INTERIOR_DISTRIBUTION:
|
---|
| 1102 | // return new ObjectsInteriorDistribution(*this);
|
---|
[1020] | 1103 | default: // no valid strategy
|
---|
[1279] | 1104 | Debug << "warning: no valid sampling strategy" << endl;
|
---|
[1020] | 1105 | return NULL;
|
---|
| 1106 | }
|
---|
[1221] | 1107 |
|
---|
[1570] | 1108 | return NULL; // should never come here
|
---|
[1020] | 1109 | }
|
---|
| 1110 |
|
---|
| 1111 |
|
---|
[2003] | 1112 | bool Preprocessor::LoadInternKdTree( const string internKdTree)
|
---|
| 1113 | {
|
---|
[2036] | 1114 | bool mUseKdTree = true;
|
---|
| 1115 |
|
---|
[2035] | 1116 | if (!mUseKdTree) {
|
---|
| 1117 | // create just a dummy KdTree
|
---|
| 1118 | mKdTree = new KdTree;
|
---|
| 1119 | return true;
|
---|
| 1120 | }
|
---|
| 1121 |
|
---|
| 1122 | // always try to load the kd tree
|
---|
| 1123 | cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
| 1124 |
|
---|
| 1125 | if (!LoadKdTree(internKdTree)) {
|
---|
| 1126 | cout << "error loading kd tree with filename "
|
---|
| 1127 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
| 1128 | // build new kd tree from scene geometry
|
---|
| 1129 | BuildKdTree();
|
---|
[2003] | 1130 |
|
---|
[2035] | 1131 | // export kd tree?
|
---|
| 1132 | const long startTime = GetTime();
|
---|
| 1133 | cout << "exporting kd tree ... ";
|
---|
| 1134 |
|
---|
| 1135 | if (!ExportKdTree(internKdTree))
|
---|
| 1136 | {
|
---|
| 1137 | cout << " error exporting kd tree with filename "
|
---|
| 1138 | << internKdTree << endl;
|
---|
| 1139 | }
|
---|
| 1140 | else
|
---|
| 1141 | {
|
---|
| 1142 | cout << "finished in "
|
---|
| 1143 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 1144 | << " secs" << endl;
|
---|
| 1145 | }
|
---|
| 1146 | }
|
---|
| 1147 |
|
---|
| 1148 | KdTreeStatistics(cout);
|
---|
| 1149 | cout << mKdTree->GetBox() << endl;
|
---|
| 1150 |
|
---|
| 1151 | return true;
|
---|
[2003] | 1152 | }
|
---|
| 1153 |
|
---|
| 1154 |
|
---|
[1968] | 1155 | bool Preprocessor::InitRayCast(const string externKdTree,
|
---|
| 1156 | const string internKdTree)
|
---|
[1221] | 1157 | {
|
---|
[1633] | 1158 | // always try to load the kd tree
|
---|
[2003] | 1159 | /* cout << "loading kd tree file " << internKdTree << " ... " << endl;
|
---|
[1634] | 1160 |
|
---|
| 1161 | if (!LoadKdTree(internKdTree))
|
---|
| 1162 | {
|
---|
[1968] | 1163 | cout << "error loading kd tree with filename "
|
---|
| 1164 | << internKdTree << ", rebuilding it instead ... " << endl;
|
---|
[1633] | 1165 | // build new kd tree from scene geometry
|
---|
[1415] | 1166 | BuildKdTree();
|
---|
| 1167 |
|
---|
[1627] | 1168 | // export kd tree?
|
---|
[1633] | 1169 | const long startTime = GetTime();
|
---|
[1627] | 1170 | cout << "exporting kd tree ... ";
|
---|
| 1171 |
|
---|
| 1172 | if (!ExportKdTree(internKdTree))
|
---|
| 1173 | {
|
---|
[1968] | 1174 | cout << " error exporting kd tree with filename "
|
---|
| 1175 | << internKdTree << endl;
|
---|
[1627] | 1176 | }
|
---|
| 1177 | else
|
---|
| 1178 | {
|
---|
[1968] | 1179 | cout << "finished in "
|
---|
| 1180 | << TimeDiff(startTime, GetTime()) * 1e-3
|
---|
| 1181 | << " secs" << endl;
|
---|
[1627] | 1182 | }
|
---|
[1415] | 1183 | }
|
---|
[1633] | 1184 |
|
---|
| 1185 | KdTreeStatistics(cout);
|
---|
| 1186 | cout << mKdTree->GetBox() << endl;
|
---|
[2003] | 1187 | */
|
---|
[1520] | 1188 | int rayCastMethod;
|
---|
[1968] | 1189 | Environment::GetSingleton()->
|
---|
| 1190 | GetIntValue("Preprocessor.rayCastMethod", rayCastMethod);
|
---|
[1520] | 1191 |
|
---|
| 1192 | if (rayCastMethod == 0)
|
---|
[1221] | 1193 | {
|
---|
[1867] | 1194 | cout << "ray cast method: internal" << endl;
|
---|
[2003] | 1195 | mRayCaster = new InternalRayCaster(*this);
|
---|
[1221] | 1196 | }
|
---|
[1251] | 1197 | else
|
---|
[1520] | 1198 | {
|
---|
[1524] | 1199 | #ifdef GTP_INTERNAL
|
---|
[1867] | 1200 | cout << "ray cast method: intel" << endl;
|
---|
| 1201 | mRayCaster = new IntelRayCaster(*this, externKdTree);
|
---|
[1524] | 1202 | #endif
|
---|
[1251] | 1203 | }
|
---|
[1867] | 1204 |
|
---|
[2023] | 1205 | // reserve constant block of rays
|
---|
[2048] | 1206 | cout << "======================" << endl;
|
---|
| 1207 | cout << "reserving " << 2 * mSamplesPerPass << " rays " << endl;
|
---|
| 1208 | mRayCaster->ReserveVssRayPool(2 * mSamplesPerPass);
|
---|
[2012] | 1209 |
|
---|
[1520] | 1210 | return true;
|
---|
[1281] | 1211 | }
|
---|
| 1212 |
|
---|
[1292] | 1213 |
|
---|
[1281] | 1214 | void
|
---|
| 1215 | Preprocessor::CastRays(
|
---|
| 1216 | SimpleRayContainer &rays,
|
---|
[1520] | 1217 | VssRayContainer &vssRays,
|
---|
[1528] | 1218 | const bool castDoubleRays,
|
---|
[1996] | 1219 | const bool pruneInvalidRays
|
---|
[1281] | 1220 | )
|
---|
| 1221 | {
|
---|
[2035] | 1222 |
|
---|
[1974] | 1223 | const long t1 = GetTime();
|
---|
[2035] | 1224 | if (rays.size() > 10000) {
|
---|
| 1225 | mRayCaster->SortRays(rays);
|
---|
| 1226 | cout<<"Rays sorted in "<<TimeDiff(t1, GetTime())<<" ms."<<endl;
|
---|
| 1227 |
|
---|
| 1228 | if (0) {
|
---|
| 1229 | VssRayContainer tmpRays;
|
---|
| 1230 | int m = 50000;
|
---|
| 1231 | for (int i=m; i < m+20; i++) {
|
---|
| 1232 | tmpRays.push_back(new VssRay(rays[i].mOrigin,
|
---|
| 1233 | rays[i].mOrigin + 100.0f*rays[i].mDirection,
|
---|
| 1234 | NULL,
|
---|
| 1235 | NULL
|
---|
| 1236 | )
|
---|
| 1237 | );
|
---|
| 1238 |
|
---|
| 1239 | }
|
---|
| 1240 | ExportRays("sorted_rays.x3d", tmpRays, 200);
|
---|
[1984] | 1241 | }
|
---|
| 1242 | }
|
---|
[1974] | 1243 |
|
---|
[2035] | 1244 | SimpleRayContainer::const_iterator rit, rit_end = rays.end();
|
---|
[1972] | 1245 |
|
---|
| 1246 | SimpleRayContainer rayBucket;
|
---|
| 1247 | int i = 0;
|
---|
| 1248 | for (rit = rays.begin(); rit != rit_end; ++ rit, ++ i)
|
---|
[1292] | 1249 | {
|
---|
[1972] | 1250 | SimpleRay ray = *rit;
|
---|
[1990] | 1251 | #ifdef USE_CG
|
---|
[1972] | 1252 | // HACK: global lines must be treated special
|
---|
| 1253 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
[1968] | 1254 | {
|
---|
[1972] | 1255 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
[1968] | 1256 | continue;
|
---|
| 1257 | }
|
---|
[1990] | 1258 | #endif
|
---|
[1972] | 1259 | rayBucket.push_back(ray);
|
---|
| 1260 |
|
---|
| 1261 | // 16 rays gathered => do ray casting
|
---|
| 1262 | if ((int)rayBucket.size() >= 16)
|
---|
[1520] | 1263 | {
|
---|
[1524] | 1264 | mRayCaster->CastRays16(
|
---|
[1972] | 1265 | rayBucket,
|
---|
[1584] | 1266 | vssRays,
|
---|
| 1267 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1268 | castDoubleRays,
|
---|
[1996] | 1269 | pruneInvalidRays);
|
---|
[1972] | 1270 |
|
---|
| 1271 | rayBucket.clear();
|
---|
[1292] | 1272 | }
|
---|
[1972] | 1273 |
|
---|
[2035] | 1274 | if ((int)rays.size() > 100000 && i % 100000 == 0)
|
---|
[1984] | 1275 | cout<<"\r"<<i<<"/"<<(int)rays.size()<<"\r";
|
---|
[1972] | 1276 | }
|
---|
| 1277 |
|
---|
| 1278 | // cast rest of rays
|
---|
| 1279 | SimpleRayContainer::const_iterator sit, sit_end = rayBucket.end();
|
---|
| 1280 |
|
---|
| 1281 | for (sit = rayBucket.begin(); sit != sit_end; ++ sit)
|
---|
| 1282 | {
|
---|
| 1283 | SimpleRay ray = *sit;
|
---|
[1990] | 1284 |
|
---|
| 1285 | #ifdef USE_CG
|
---|
[1972] | 1286 | // HACK: global lines must be treated special
|
---|
| 1287 | if (ray.mDistribution == SamplingStrategy::HW_GLOBAL_LINES_DISTRIBUTION)
|
---|
[1932] | 1288 | {
|
---|
[1972] | 1289 | mGlobalLinesRenderer->CastGlobalLines(ray, vssRays);
|
---|
[1990] | 1290 | continue;
|
---|
[1972] | 1291 | }
|
---|
[1990] | 1292 | #endif
|
---|
| 1293 | mRayCaster->CastRay(
|
---|
| 1294 | ray,
|
---|
| 1295 | vssRays,
|
---|
| 1296 | mViewCellsManager->GetViewSpaceBox(),
|
---|
| 1297 | castDoubleRays,
|
---|
[1996] | 1298 | pruneInvalidRays);
|
---|
[1990] | 1299 |
|
---|
[1524] | 1300 | }
|
---|
[1743] | 1301 |
|
---|
[1972] | 1302 | if ((int)rays.size() > 10000)
|
---|
[1932] | 1303 | {
|
---|
[1968] | 1304 | cout << endl;
|
---|
[1972] | 1305 | long t2 = GetTime();
|
---|
[1286] | 1306 |
|
---|
[1584] | 1307 | #if SHOW_RAYCAST_TIMING
|
---|
[1968] | 1308 | if (castDoubleRays)
|
---|
[1972] | 1309 | cout << 2 * rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
[1968] | 1310 | else
|
---|
| 1311 | cout << rays.size() / (1e3f * TimeDiff(t1, t2)) << "M rays/s" << endl;
|
---|
[1743] | 1312 | #endif
|
---|
| 1313 | }
|
---|
[2021] | 1314 |
|
---|
[2065] | 1315 | cout << "here5" << endl;
|
---|
| 1316 |
|
---|
[2048] | 1317 | DeterminePvsObjects(vssRays);
|
---|
[1251] | 1318 | }
|
---|
| 1319 |
|
---|
| 1320 |
|
---|
[1381] | 1321 | bool Preprocessor::GenerateRayBundle(SimpleRayContainer &rayBundle,
|
---|
| 1322 | const SimpleRay &mainRay,
|
---|
| 1323 | const int number,
|
---|
| 1324 | const int pertubType) const
|
---|
| 1325 | {
|
---|
| 1326 | rayBundle.push_back(mainRay);
|
---|
| 1327 |
|
---|
[1564] | 1328 | const float pertubOrigin = 0.0f;
|
---|
| 1329 | const float pertubDir = 0.2f;
|
---|
[1381] | 1330 |
|
---|
| 1331 | for (int i = 0; i < number - 1; ++ i)
|
---|
| 1332 | {
|
---|
| 1333 | Vector3 pertub;
|
---|
| 1334 |
|
---|
| 1335 | pertub.x = RandomValue(0.0f, pertubDir);
|
---|
| 1336 | pertub.y = RandomValue(0.0f, pertubDir);
|
---|
| 1337 | pertub.z = RandomValue(0.0f, pertubDir);
|
---|
[1713] | 1338 |
|
---|
[1381] | 1339 | const Vector3 newDir = mainRay.mDirection + pertub;
|
---|
| 1340 | //const Vector3 newDir = mainRay.mDirection;
|
---|
| 1341 |
|
---|
| 1342 | pertub.x = RandomValue(0.0f, pertubOrigin);
|
---|
| 1343 | pertub.y = RandomValue(0.0f, pertubOrigin);
|
---|
| 1344 | pertub.z = RandomValue(0.0f, pertubOrigin);
|
---|
[1713] | 1345 |
|
---|
[1381] | 1346 | const Vector3 newOrigin = mainRay.mOrigin + pertub;
|
---|
| 1347 | //const Vector3 newOrigin = mainRay.mOrigin;
|
---|
| 1348 |
|
---|
[1883] | 1349 | rayBundle.push_back(SimpleRay(newOrigin, newDir, 0, 1.0f));
|
---|
[1381] | 1350 | }
|
---|
| 1351 |
|
---|
| 1352 | return true;
|
---|
| 1353 | }
|
---|
| 1354 |
|
---|
| 1355 |
|
---|
[1251] | 1356 | void Preprocessor::SetupRay(Ray &ray,
|
---|
| 1357 | const Vector3 &point,
|
---|
[1713] | 1358 | const Vector3 &direction) const
|
---|
[1251] | 1359 | {
|
---|
| 1360 | ray.Clear();
|
---|
| 1361 | // do not store anything else then intersections at the ray
|
---|
[1713] | 1362 | ray.Init(point, direction, Ray::LOCAL_RAY);
|
---|
[1251] | 1363 | }
|
---|
| 1364 |
|
---|
[1968] | 1365 |
|
---|
[1917] | 1366 | void Preprocessor::EvalViewCellHistogram()
|
---|
[1771] | 1367 | {
|
---|
[1917] | 1368 | char filename[256];
|
---|
| 1369 | Environment::GetSingleton()->GetStringValue("Preprocessor.histogram.file", filename);
|
---|
[1771] | 1370 |
|
---|
[1917] | 1371 | // mViewCellsManager->EvalViewCellHistogram(filename, 1000000);
|
---|
| 1372 | mViewCellsManager->EvalViewCellHistogramForPvsSize(filename, 1000000);
|
---|
[1771] | 1373 | }
|
---|
[1520] | 1374 |
|
---|
[1900] | 1375 |
|
---|
| 1376 | bool
|
---|
| 1377 | Preprocessor::ExportRays(const char *filename,
|
---|
| 1378 | const VssRayContainer &vssRays,
|
---|
[2001] | 1379 | const int number,
|
---|
| 1380 | const bool exportScene
|
---|
[1900] | 1381 | )
|
---|
| 1382 | {
|
---|
| 1383 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
| 1384 |
|
---|
| 1385 | Exporter *exporter = NULL;
|
---|
| 1386 | exporter = Exporter::GetExporter(filename);
|
---|
| 1387 |
|
---|
| 1388 | if (0) {
|
---|
| 1389 | exporter->SetWireframe();
|
---|
| 1390 | exporter->ExportKdTree(*mKdTree);
|
---|
| 1391 | }
|
---|
| 1392 |
|
---|
| 1393 | exporter->SetFilled();
|
---|
| 1394 | // $$JB temporarily do not export the scene
|
---|
[2001] | 1395 | if (exportScene)
|
---|
[1900] | 1396 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
| 1397 |
|
---|
| 1398 | exporter->SetWireframe();
|
---|
| 1399 |
|
---|
| 1400 | if (1) {
|
---|
| 1401 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
| 1402 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
| 1403 | exporter->ResetForcedMaterial();
|
---|
| 1404 | }
|
---|
| 1405 |
|
---|
| 1406 | VssRayContainer rays;
|
---|
| 1407 | vssRays.SelectRays(number, rays);
|
---|
| 1408 | exporter->ExportRays(rays, RgbColor(1, 0, 0));
|
---|
| 1409 | delete exporter;
|
---|
| 1410 | cout<<"done."<<endl<<flush;
|
---|
| 1411 |
|
---|
| 1412 | return true;
|
---|
[1251] | 1413 | }
|
---|
[1900] | 1414 |
|
---|
[2002] | 1415 | bool
|
---|
| 1416 | Preprocessor::ExportRayAnimation(const char *filename,
|
---|
| 1417 | const vector<VssRayContainer> &vssRays
|
---|
| 1418 | )
|
---|
| 1419 | {
|
---|
| 1420 | cout<<"Exporting vss rays..."<<endl<<flush;
|
---|
| 1421 |
|
---|
| 1422 | Exporter *exporter = NULL;
|
---|
| 1423 | exporter = Exporter::GetExporter(filename);
|
---|
| 1424 | if (0) {
|
---|
| 1425 | exporter->SetWireframe();
|
---|
| 1426 | exporter->ExportKdTree(*mKdTree);
|
---|
| 1427 | }
|
---|
| 1428 | exporter->SetFilled();
|
---|
| 1429 | // $$JB temporarily do not export the scene
|
---|
[2008] | 1430 | if (0)
|
---|
[2002] | 1431 | exporter->ExportScene(mSceneGraph->GetRoot());
|
---|
| 1432 | exporter->SetWireframe();
|
---|
| 1433 |
|
---|
| 1434 | if (1) {
|
---|
| 1435 | exporter->SetForcedMaterial(RgbColor(1,0,1));
|
---|
| 1436 | exporter->ExportBox(mViewCellsManager->GetViewSpaceBox());
|
---|
| 1437 | exporter->ResetForcedMaterial();
|
---|
| 1438 | }
|
---|
| 1439 |
|
---|
| 1440 | exporter->ExportRaySets(vssRays, RgbColor(1, 0, 0));
|
---|
| 1441 |
|
---|
| 1442 | delete exporter;
|
---|
| 1443 |
|
---|
| 1444 | cout<<"done."<<endl<<flush;
|
---|
| 1445 |
|
---|
| 1446 | return true;
|
---|
| 1447 | }
|
---|
| 1448 |
|
---|
[1931] | 1449 | void
|
---|
| 1450 | Preprocessor::ComputeRenderError()
|
---|
| 1451 | {
|
---|
| 1452 | // compute rendering error
|
---|
| 1453 |
|
---|
| 1454 | if (renderer && renderer->mPvsStatFrames) {
|
---|
| 1455 | // emit EvalPvsStat();
|
---|
| 1456 | // QMutex mutex;
|
---|
| 1457 | // mutex.lock();
|
---|
| 1458 | // renderer->mRenderingFinished.wait(&mutex);
|
---|
| 1459 | // mutex.unlock();
|
---|
[2049] | 1460 |
|
---|
| 1461 | if (mViewCellsManager->GetViewCellPoints()->size()) {
|
---|
| 1462 |
|
---|
| 1463 | vector<ViewCellPoints *> *vcPoints = mViewCellsManager->GetViewCellPoints();
|
---|
| 1464 |
|
---|
[2050] | 1465 | vector<ViewCellPoints *>::const_iterator
|
---|
| 1466 | vit = vcPoints->begin(),
|
---|
| 1467 | vit_end = vcPoints->end();
|
---|
| 1468 |
|
---|
[2049] | 1469 | SimpleRayContainer viewPoints;
|
---|
| 1470 |
|
---|
[2050] | 1471 | for (; vit != vit_end; ++ vit) {
|
---|
[2049] | 1472 | ViewCellPoints *vp = *vit;
|
---|
| 1473 |
|
---|
| 1474 | SimpleRayContainer::const_iterator rit = vp->second.begin(), rit_end = vp->second.end();
|
---|
| 1475 | for (; rit!=rit_end; ++rit)
|
---|
| 1476 | viewPoints.push_back(*rit);
|
---|
| 1477 | }
|
---|
[2050] | 1478 |
|
---|
| 1479 | if (viewPoints.size() != renderer->mPvsErrorBuffer.size()) {
|
---|
| 1480 | renderer->mPvsErrorBuffer.resize(viewPoints.size());
|
---|
| 1481 | renderer->ClearErrorBuffer();
|
---|
| 1482 | }
|
---|
| 1483 |
|
---|
[2049] | 1484 | renderer->EvalPvsStat(viewPoints);
|
---|
| 1485 | } else
|
---|
| 1486 | renderer->EvalPvsStat();
|
---|
[2050] | 1487 |
|
---|
[1931] | 1488 | mStats <<
|
---|
| 1489 | "#AvgPvsRenderError\n" <<renderer->mPvsStat.GetAvgError()<<endl<<
|
---|
[2002] | 1490 | "#AvgPixelError\n" <<renderer->GetAvgPixelError()<<endl<<
|
---|
[2008] | 1491 | "#MaxPixelError\n" <<renderer->GetMaxPixelError()<<endl<<
|
---|
[1931] | 1492 | "#MaxPvsRenderError\n" <<renderer->mPvsStat.GetMaxError()<<endl<<
|
---|
| 1493 | "#ErrorFreeFrames\n" <<renderer->mPvsStat.GetErrorFreeFrames()<<endl<<
|
---|
| 1494 | "#AvgRenderPvs\n" <<renderer->mPvsStat.GetAvgPvs()<<endl;
|
---|
| 1495 | }
|
---|
[1900] | 1496 | }
|
---|
[1931] | 1497 |
|
---|
[1958] | 1498 |
|
---|
| 1499 | Intersectable *Preprocessor::GetObjectById(const int id)
|
---|
| 1500 | {
|
---|
[1960] | 1501 | #if 1
|
---|
[1958] | 1502 | // create a dummy mesh instance to be able to use stl
|
---|
| 1503 | MeshInstance object(NULL);
|
---|
| 1504 | object.SetId(id);
|
---|
| 1505 |
|
---|
| 1506 | ObjectContainer::const_iterator oit =
|
---|
| 1507 | lower_bound(mObjects.begin(), mObjects.end(), &object, ilt);
|
---|
| 1508 |
|
---|
| 1509 | // objects sorted by id
|
---|
| 1510 | if ((oit != mObjects.end()) && ((*oit)->GetId() == object.GetId()))
|
---|
| 1511 | {
|
---|
| 1512 | return (*oit);
|
---|
| 1513 | }
|
---|
| 1514 | else
|
---|
| 1515 | {
|
---|
| 1516 | return NULL;
|
---|
| 1517 | }
|
---|
| 1518 | #else
|
---|
[1960] | 1519 | return mObjects[id - 1];
|
---|
[1958] | 1520 | #endif
|
---|
[1931] | 1521 | }
|
---|
[1958] | 1522 |
|
---|
[1968] | 1523 |
|
---|
| 1524 | void Preprocessor::PrepareHwGlobalLines()
|
---|
| 1525 | {
|
---|
| 1526 | int texHeight, texWidth;
|
---|
| 1527 | float eps;
|
---|
| 1528 | int maxDepth;
|
---|
| 1529 | bool sampleReverse;
|
---|
| 1530 |
|
---|
| 1531 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texHeight", texHeight);
|
---|
[1969] | 1532 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.texWidth", texWidth);
|
---|
[1968] | 1533 | Environment::GetSingleton()->GetFloatValue("Preprocessor.HwGlobalLines.stepSize", eps);
|
---|
| 1534 | Environment::GetSingleton()->GetIntValue("Preprocessor.HwGlobalLines.maxDepth", maxDepth);
|
---|
| 1535 | Environment::GetSingleton()->GetBoolValue("Preprocessor.HwGlobalLines.sampleReverse", sampleReverse);
|
---|
| 1536 |
|
---|
[1969] | 1537 | Debug << "****** hw global line options *******" << endl;
|
---|
| 1538 | Debug << "texWidth: " << texWidth << endl;
|
---|
| 1539 | Debug << "texHeight: " << texHeight << endl;
|
---|
| 1540 | Debug << "sampleReverse: " << sampleReverse << endl;
|
---|
| 1541 | Debug << "max depth: " << maxDepth << endl;
|
---|
| 1542 | Debug << "step size: " << eps << endl;
|
---|
| 1543 | Debug << endl;
|
---|
| 1544 |
|
---|
[1990] | 1545 | #ifdef USE_CG
|
---|
[1969] | 1546 | globalLinesRenderer = mGlobalLinesRenderer =
|
---|
[1968] | 1547 | new GlobalLinesRenderer(this,
|
---|
| 1548 | texHeight,
|
---|
| 1549 | texWidth,
|
---|
| 1550 | eps,
|
---|
| 1551 | maxDepth,
|
---|
| 1552 | sampleReverse);
|
---|
[1990] | 1553 |
|
---|
[1968] | 1554 | mGlobalLinesRenderer->InitGl();
|
---|
[1990] | 1555 |
|
---|
| 1556 | #endif
|
---|
[1958] | 1557 | }
|
---|
[1968] | 1558 |
|
---|
[2048] | 1559 |
|
---|
| 1560 | void Preprocessor::DeterminePvsObjects(VssRayContainer &rays)
|
---|
| 1561 | {
|
---|
| 1562 | mViewCellsManager->DeterminePvsObjects(rays, false);
|
---|
[1968] | 1563 | }
|
---|
[2048] | 1564 |
|
---|
| 1565 |
|
---|
| 1566 | }
|
---|