[440] | 1 | #ifndef _ViewCellsManager_H__
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| 2 | #define _ViewCellsManager_H__
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| 3 |
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| 4 | #include "Ray.h"
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| 5 | #include "VssRay.h"
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| 6 | #include "Containers.h"
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[475] | 7 | #include "ViewCell.h"
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[440] | 8 |
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| 9 | class ViewCell;
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| 10 | class Intersectable;
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| 11 | class RenderSimulator;
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[480] | 12 | class Renderer;
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[440] | 13 | class Mesh;
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| 14 | struct Triangle3;
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| 15 | class SimulationStatistics;
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| 16 | class BspTree;
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| 17 | class KdTree;
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| 18 | class VspKdTree;
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| 19 | class VspBspTree;
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| 20 | class KdNode;
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| 21 | class KdLeaf;
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| 22 | class VspKdTree;
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| 23 | class AxisAlignedBox3;
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[448] | 24 | class BspLeaf;
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[475] | 25 | class ViewCellsStatistics;
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[482] | 26 | class Exporter;
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[532] | 27 | class Beam;
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[503] | 28 |
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[475] | 29 | struct BspRay;
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| 30 |
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[440] | 31 | /**
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| 32 | Manages different higher order operations on the view cells.
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| 33 | */
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| 34 | class ViewCellsManager
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| 35 | {
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| 36 |
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| 37 | public:
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[467] | 38 | struct PvsStatistics {
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| 39 | int minPvs;
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| 40 | int maxPvs;
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| 41 | float avgPvs;
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| 42 | int viewcells;
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| 43 | };
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[466] | 44 |
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| 45 | /// view cell container types
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| 46 | enum {BSP, KD, VSP_KD, VSP_BSP};
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| 47 |
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[440] | 48 | /** Constructor taking the maximal number of samples used for construction
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| 49 | */
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| 50 | ViewCellsManager(const int constructionSamples);
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| 51 |
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| 52 | ViewCellsManager();
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| 53 |
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[462] | 54 | virtual ~ViewCellsManager();
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[440] | 55 |
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[527] | 56 | /** Constructs view cells container taking a preprocessor
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| 57 | @returns construction rays.
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| 58 | */
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| 59 | int Construct(VssRayContainer &rays);
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| 60 |
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[440] | 61 | /** Constructs view cell container with a given number of samples.
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| 62 | */
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| 63 | virtual int Construct(const ObjectContainer &objects,
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[487] | 64 | const VssRayContainer &rays) = 0;
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[440] | 65 |
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[441] | 66 | /** Computes sample contributions of the rays to the view cells PVS.
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| 67 |
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| 68 | @param rays bundle of rays used to find intersections with view cells and
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| 69 | adding the contribution
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[563] | 70 | @param addRays true if rays should be added to the PVSs of the viewcells they
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| 71 | intersect */
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| 72 | float ComputeSampleContributions(const VssRayContainer &rays,
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| 73 | const bool addContributions = true);
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[440] | 74 |
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[563] | 75 | /** Add sample contributions to the viewcells they intersect */
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| 76 | void AddSampleContributions(const VssRayContainer &rays);
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| 77 |
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[441] | 78 |
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[475] | 79 | /** Computes sample contribution of a simgle ray to the view cells PVS.
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| 80 | @param ray finds intersections with view cells and holds the contribution
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| 81 | @param castRay true if ray should be cast to gain the information, false if ray
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| 82 | is already holding the information and need not be recast.
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[466] | 83 |
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[475] | 84 | @returns number of sample contributions
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| 85 | */
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[563] | 86 | virtual float ComputeSampleContributions(VssRay &ray, const bool addRays = true);
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| 87 |
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| 88 | virtual void AddSampleContributions(VssRay &ray);
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| 89 |
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[452] | 90 | /** Prints out statistics of the view cells.
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| 91 | */
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[475] | 92 | virtual void PrintStatistics(ostream &s) const;
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[452] | 93 |
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[440] | 94 | /** Post processes view cells givemŽa number of rays.
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| 95 | */
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[475] | 96 | virtual int PostProcess(const ObjectContainer &objects,
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| 97 | const VssRayContainer &rays) = 0;
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[440] | 98 |
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| 99 | /** Show visualization of the view cells.
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| 100 | */
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| 101 | virtual void Visualize(const ObjectContainer &objects,
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[466] | 102 | const VssRayContainer &sampleRays) = 0;
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[440] | 103 |
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| 104 | /** type of the view cell container.
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| 105 | */
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| 106 | virtual int GetType() const = 0;
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| 107 |
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[463] | 108 | /** Load the input viewcells. The input viewcells should be given as a collection
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| 109 | of meshes. Each mesh is assume to form a bounded polyhedron defining the interior of
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| 110 | the viewcell. The method then builds a BSP tree of these view cells.
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| 111 |
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| 112 | @param filename file to load
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| 113 | @return true on success
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| 114 | */
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[508] | 115 | virtual bool LoadViewCells(const string filename, ObjectContainer *objects);
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[440] | 116 |
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| 117 | /** Constructs view cell from base triangle. The ViewCell is extruded along the normal vector.
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| 118 | @param the base triangle
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| 119 | @param the height of the newly created view cell
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| 120 | */
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| 121 | ViewCell *ExtrudeViewCell(const Triangle3 &baseTri, const float height) const;
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| 122 |
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| 123 | /** Merges two view cells.
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| 124 | @note the piercing rays of the front and back will be ordered
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| 125 | @returns new view cell based on the merging.
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| 126 | */
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[441] | 127 | ViewCell *MergeViewCells(ViewCell &front, ViewCell &back) const;
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[440] | 128 |
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| 129 | /** Generates view cell of type specified by this manager
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| 130 | */
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| 131 | virtual ViewCell *GenerateViewCell(Mesh *mesh = NULL) const;
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| 132 |
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| 133 | /** Adds a new view cell to the list of predefined view cells.
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| 134 | */
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| 135 | void AddViewCell(ViewCell *viewCell);
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| 136 |
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| 137 | /** Derive view cells from objects.
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| 138 | */
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| 139 | void DeriveViewCells(const ObjectContainer &objects,
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| 140 | ViewCellContainer &viewCells,
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| 141 | const int maxViewCells) const;
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| 142 |
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| 143 | /** Sets maximal number of samples used for the
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| 144 | construction of the view cells.
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| 145 | */
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| 146 | void SetVisualizationSamples(const int visSamples);
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| 147 |
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| 148 | /** Sets maximal number of samples used for the visualization of the view cells.
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| 149 | */
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| 150 | void SetConstructionSamples(const int constructionSamples);
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| 151 |
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| 152 | /** Sets maximal number of samples used for the post processing of the view cells.
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| 153 | */
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| 154 | void SetPostProcessSamples(const int postProcessingSamples);
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| 155 |
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| 156 | /** See set.
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| 157 | */
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| 158 | int GetVisualizationSamples() const;
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| 159 |
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| 160 | /** See set.
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| 161 | */
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| 162 | int GetConstructionSamples() const;
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| 163 |
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| 164 | /** See set.
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| 165 | */
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| 166 | int GetPostProcessSamples() const;
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| 167 |
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| 168 | /** Returns true if view cells wer already constructed.
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| 169 | */
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| 170 | virtual bool ViewCellsConstructed() const = 0;
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[441] | 171 |
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[477] | 172 | /** cast line segment to get a list of unique viewcells which are intersected
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| 173 | by this line segment
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| 174 | */
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[466] | 175 |
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[477] | 176 | virtual int CastLineSegment(const Vector3 &origin,
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[466] | 177 | const Vector3 &termination,
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| 178 | ViewCellContainer &viewcells
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| 179 | ) = 0;
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| 180 |
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[477] | 181 | virtual void GetPvsStatistics(PvsStatistics &stat);
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[466] | 182 |
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[503] | 183 | /** Get a viewcell containing the specified point */
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| 184 | virtual ViewCell *GetViewCell(const Vector3 &point) = 0;
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[492] | 185 |
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[503] | 186 | virtual void PrintPvsStatistics(ostream &s);
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[467] | 187 |
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[477] | 188 | /** Returns probability that view point lies in one view cell.
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| 189 | */
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| 190 | virtual float GetProbability(ViewCell *viewCell) = 0;
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[468] | 191 |
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[477] | 192 | /** Returns render cost of a single view cell given the render cost of an object.
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| 193 | */
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| 194 | virtual float GetRendercost(ViewCell *viewCell, float objRendercost) const = 0;
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[468] | 195 |
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[477] | 196 | /** Returns vector of loaded / generated view cells.
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| 197 | */
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| 198 | ViewCellContainer &GetViewCells();
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[468] | 199 |
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[485] | 200 | /** Helper function used to split ray sets uniformly
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| 201 | into one that is currently used and the other that
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| 202 | is saved for later processing.
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| 203 | @param sourceRays the input ray set
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| 204 | @param maxSize the maximal number of rays that will be used
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| 205 | @param usedRays returns the used ray set
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| 206 | @param savedRays if not null, returns the saved ray set
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[477] | 207 | */
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| 208 | void GetRaySets(const VssRayContainer &sourceRays,
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[485] | 209 | const int maxSize,
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| 210 | VssRayContainer &usedRays,
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| 211 | VssRayContainer *savedRays = NULL) const;
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| 212 |
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[480] | 213 | /** Returns accumulated area of all view cells.
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| 214 | */
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| 215 | float GetAccVcArea();
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[470] | 216 |
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[480] | 217 | /** Returns area of one view cell.
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| 218 | */
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| 219 | virtual float GetArea(ViewCell *viewCell) const;
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[470] | 220 |
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[551] | 221 | /** Returns volume of view cell.
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[480] | 222 | */
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| 223 | virtual float GetVolume(ViewCell *viewCell) const;
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[470] | 224 |
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[480] | 225 | /** Sets the current renderer mainly for view cells statistics.
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| 226 | */
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| 227 | void SetRenderer(Renderer *renderer);
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| 228 |
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[487] | 229 | /** Computes a (random) view point in the valid view space.
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| 230 | @returns true if valid view point was found
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| 231 | */
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| 232 | virtual bool GetViewPoint(Vector3 &viewPoint) const;
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| 233 |
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[490] | 234 | /** Returns true if this view point is in the valid view space.
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| 235 | */
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| 236 | virtual bool ViewPointValid(const Vector3 &viewPoint) const;
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| 237 |
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[487] | 238 | /** Sets a view space boundary.
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| 239 | */
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| 240 | void SetViewSpaceBox(const AxisAlignedBox3 &box);
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| 241 |
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[519] | 242 | AxisAlignedBox3 GetViewSpaceBox() const;
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| 243 |
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[503] | 244 | /** Creates mesh for this view cell.
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| 245 | */
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| 246 | virtual void CreateMesh(ViewCell *vc) = NULL;
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[487] | 247 |
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[508] | 248 | /** Writes view cells to disc.
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| 249 | */
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| 250 | virtual bool ExportViewCells(const string filename);
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| 251 |
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[532] | 252 | /** Casts beam to collect view cells.
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| 253 | */
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| 254 | virtual int CastBeam(Beam &beam);
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| 255 |
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[547] | 256 | /** Checks if view cell is considered as valid.
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| 257 | */
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[561] | 258 | virtual bool CheckValidity(ViewCell *vc,
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[562] | 259 | int minPvsSize,
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| 260 | int maxPvsSize) const;
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[547] | 261 |
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[562] | 262 |
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| 263 | /** Sets validity of view cell
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| 264 | */
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| 265 | virtual void SetValidity(ViewCell *vc,
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| 266 | int minPvsSize,
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| 267 | int maxPvsSize) const;
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| 268 |
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[547] | 269 | /** Returns maximal allowed pvs size.
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| 270 | */
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| 271 | int GetMaxPvsSize() const;
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| 272 |
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[562] | 273 | /** Returns maximal allowed pvs size.
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| 274 | */
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| 275 | int GetMinPvsSize() const;
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| 276 |
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[561] | 277 | /** Returns maximal ratio. i.e., currentPVs / maxPvs,
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| 278 | where pvs is still considered valid.
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| 279 | */
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| 280 | float GetMaxPvsRatio() const;
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| 281 |
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[547] | 282 | /** Exports view cell geometry.
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| 283 | */
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| 284 | virtual void ExportVcGeometry(Exporter *exporter, ViewCell *vc) const = 0;
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| 285 |
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[551] | 286 | virtual void FinalizeViewCells(const bool createMesh);
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| 287 |
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[469] | 288 | protected:
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[480] | 289 |
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[482] | 290 | void ParseEnvironment();
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| 291 |
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[508] | 292 | /** Creates unique view cell ids.
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| 293 | */
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| 294 | void CreateUniqueViewCellIds();
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[547] | 295 |
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[551] | 296 | /** Finalizes, i.e., creates mesh, volume, area etc. for the view cell.
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| 297 | */
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| 298 | virtual void Finalize(ViewCell *viewCell, const bool createMesh);
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| 299 |
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[480] | 300 | /** Recollects view cells and resets statistics.
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| 301 | */
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| 302 | void ResetViewCells();
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[482] | 303 |
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[480] | 304 | /** Collects the view cells in the view cell container.
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| 305 | */
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| 306 | virtual void CollectViewCells() = 0;
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[482] | 307 |
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[479] | 308 | /** Evaluates view cells statistics and stores it in
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| 309 | mViewCellsStatistics.
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| 310 | */
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| 311 | void EvaluateViewCellsStats();
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[482] | 312 |
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| 313 | //-- helper functions for view cell visualization
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| 314 |
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| 315 | /** Exports the view cell partition.
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| 316 | */
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[508] | 317 | void ExportViewCellsForViz(Exporter *exporter) const;
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[482] | 318 |
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| 319 | /** Sets exporter color.
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| 320 | */
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| 321 | virtual void ExportColor(Exporter *exporter, ViewCell *vc) const = 0;
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| 322 |
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[556] | 323 |
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[557] | 324 | virtual float GetViewSpaceVolume();
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| 325 |
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[503] | 326 | /** Creates meshes from the view cells.
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| 327 | */
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[517] | 328 | void CreateViewCellMeshes();
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[503] | 329 |
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[508] | 330 | /**
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| 331 | Exports single view cell.
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| 332 | NOTE: should be in exporter!!
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| 333 | */
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| 334 | void ExportViewCell(ViewCell *viewCell, ofstream &stream);
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| 335 |
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[489] | 336 | /// the view cell corresponding to space ouside the valid view space
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| 337 | //ViewCell *mOutOfBoundsCell;
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[440] | 338 |
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[480] | 339 | /// Renders the view cells.
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| 340 | Renderer *mRenderer;
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[440] | 341 |
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| 342 | /// Loaded view cells
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[469] | 343 | ViewCellContainer mViewCells;
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[440] | 344 |
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| 345 | /// maximum number of samples taken for construction of the view cells
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| 346 | int mConstructionSamples;
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| 347 | int mPostProcessSamples;
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| 348 | int mVisualizationSamples;
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[441] | 349 |
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[470] | 350 | float mTotalAreaValid;
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| 351 | float mTotalArea;
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[475] | 352 |
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[547] | 353 | int mMaxPvsSize;
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[562] | 354 | int mMinPvsSize;
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[547] | 355 | float mMaxPvsRatio;
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| 356 |
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[475] | 357 | ViewCellsStatistics mViewCellsStats;
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[487] | 358 | /// the scene bounding box
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[542] | 359 | AxisAlignedBox3 mViewSpaceBox;
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[508] | 360 | /// holds the view cell meshes
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[503] | 361 | MeshContainer mMeshContainer;
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[508] | 362 | /// if view cells should be exported
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| 363 | bool mExportViewCells;
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[547] | 364 |
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[564] | 365 | bool mOnlyValidViewCells;
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[547] | 366 |
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[487] | 367 | //-- visualization options
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| 368 |
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| 369 | /// color code for view cells
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| 370 | int mColorCode;
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| 371 | bool mExportGeometry;
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| 372 | bool mExportRays;
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[517] | 373 |
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| 374 | bool mViewCellsFinished;
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[440] | 375 | };
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| 376 |
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[441] | 377 |
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| 378 |
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[440] | 379 | /**
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| 380 | Manages different higher order operations on the view cells.
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| 381 | */
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| 382 | class BspViewCellsManager: public ViewCellsManager
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| 383 | {
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| 384 |
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| 385 | public:
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[485] | 386 | /** Constructor taking the bsp tree and the number of samples
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| 387 | used to construct the bsp tree.
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| 388 | */
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[440] | 389 | BspViewCellsManager(BspTree *tree, int constructionSamples);
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| 390 |
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[477] | 391 | ~BspViewCellsManager();
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| 392 |
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[440] | 393 | int Construct(const ObjectContainer &objects,
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[487] | 394 | const VssRayContainer &rays);
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[440] | 395 |
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| 396 |
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| 397 | int PostProcess(const ObjectContainer &objects,
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[466] | 398 | const VssRayContainer &rays);
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[440] | 399 |
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| 400 | void Visualize(const ObjectContainer &objects,
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[466] | 401 | const VssRayContainer &sampleRays);
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[440] | 402 |
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| 403 | int GetType() const;
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| 404 |
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| 405 | ViewCell *GenerateViewCell(Mesh *mesh = NULL) const;
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| 406 |
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| 407 | bool ViewCellsConstructed() const;
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| 408 |
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[475] | 409 | //void PrintStatistics(ostream &s) const;
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[452] | 410 |
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[468] | 411 | int CastLineSegment(const Vector3 &origin,
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| 412 | const Vector3 &termination,
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| 413 | ViewCellContainer &viewcells);
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| 414 |
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[471] | 415 | float GetProbability(ViewCell *viewCell);
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[469] | 416 | float GetRendercost(ViewCell *viewCell, float objRendercost) const;
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[466] | 417 |
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[503] | 418 | /** Get a viewcell containing the specified point */
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| 419 | ViewCell *GetViewCell(const Vector3 &point);
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[492] | 420 |
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[503] | 421 | void CreateMesh(ViewCell *vc);
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| 422 |
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[547] | 423 | void ExportVcGeometry(Exporter *exporter, ViewCell *vc) const;
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| 424 |
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[440] | 425 | protected:
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| 426 |
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[480] | 427 | void CollectViewCells();
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| 428 |
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[477] | 429 | void ConstructBspRays(const VssRayContainer &rays,
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| 430 | const int numSamples);
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[482] | 431 |
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| 432 | void ExportColor(Exporter *exporter, ViewCell *vc) const;
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[547] | 433 |
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[482] | 434 |
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[547] | 435 |
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[440] | 436 | /// the BSP tree.
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| 437 | BspTree *mBspTree;
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[475] | 438 |
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| 439 | vector<BspRay *> mBspRays;
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[440] | 440 |
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| 441 | private:
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| 442 |
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| 443 | /** Exports visualization of the BSP splits.
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| 444 | */
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[477] | 445 | void ExportSplits(const ObjectContainer &objects);
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[440] | 446 |
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| 447 | /** Exports visualization of the BSP PVS.
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| 448 | */
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[477] | 449 | void ExportBspPvs(const ObjectContainer &objects);
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[440] | 450 |
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| 451 | };
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| 452 |
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| 453 | /**
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| 454 | Manages different higher order operations on the KD type view cells.
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| 455 | */
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| 456 | class KdViewCellsManager: public ViewCellsManager
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| 457 | {
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| 458 |
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| 459 | public:
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| 460 |
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| 461 | KdViewCellsManager(KdTree *tree);
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| 462 |
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| 463 | int Construct(const ObjectContainer &objects,
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[487] | 464 | const VssRayContainer &rays);
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[440] | 465 |
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[478] | 466 | int CastLineSegment(const Vector3 &origin,
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| 467 | const Vector3 &termination,
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| 468 | ViewCellContainer &viewcells);
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[440] | 469 |
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| 470 | int PostProcess(const ObjectContainer &objects,
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[466] | 471 | const VssRayContainer &rays);
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[440] | 472 |
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| 473 | void Visualize(const ObjectContainer &objects,
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[466] | 474 | const VssRayContainer &sampleRays);
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[440] | 475 |
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| 476 | int GetType() const;
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| 477 |
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| 478 | bool ViewCellsConstructed() const;
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| 479 |
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| 480 |
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[452] | 481 | /** Prints out statistics of this approach.
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| 482 | */
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[503] | 483 | // virtual void PrintStatistics(ostream &s) const;
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| 484 | ViewCell *GetViewCell(const Vector3 &point) { return NULL; }
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[452] | 485 |
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[503] | 486 | float GetProbability(ViewCell *viewCell);
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| 487 | float GetRendercost(ViewCell *viewCell, float objRendercost) const;
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[468] | 488 |
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[503] | 489 | void CreateMesh(ViewCell *vc);
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| 490 |
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[547] | 491 | void ExportVcGeometry(Exporter *exporter, ViewCell *vc) const;
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| 492 |
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[440] | 493 | protected:
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| 494 |
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[480] | 495 | void CollectViewCells();
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| 496 | KdNode *GetNodeForPvs(KdLeaf *leaf);
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[440] | 497 |
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[482] | 498 | void ExportColor(Exporter *exporter, ViewCell *vc) const;
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[440] | 499 |
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[547] | 500 |
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[480] | 501 | /// the BSP tree.
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| 502 | KdTree *mKdTree;
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[440] | 503 |
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[480] | 504 | /// depth of the KD tree nodes with represent the view cells
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| 505 | int mKdPvsDepth;
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[440] | 506 | };
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| 507 |
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| 508 | /**
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| 509 | Manages different higher order operations on the view cells
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| 510 | for vsp kd tree view cells.
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| 511 | */
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| 512 | class VspKdViewCellsManager: public ViewCellsManager
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| 513 | {
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| 514 |
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| 515 | public:
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| 516 |
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| 517 | VspKdViewCellsManager(VspKdTree *vspKdTree, int constructionSamples);
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| 518 |
|
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| 519 | int Construct(const ObjectContainer &objects,
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[487] | 520 | const VssRayContainer &rays);
|
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[440] | 521 |
|
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| 522 |
|
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| 523 | int PostProcess(const ObjectContainer &objects,
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[466] | 524 | const VssRayContainer &rays);
|
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[440] | 525 |
|
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| 526 | void Visualize(const ObjectContainer &objects,
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[466] | 527 | const VssRayContainer &sampleRays);
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[440] | 528 |
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| 529 | int GetType() const;
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| 530 |
|
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| 531 | bool ViewCellsConstructed() const;
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| 532 |
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[475] | 533 | //virtual void PrintStatistics(ostream &s) const;
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[440] | 534 |
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[462] | 535 | ViewCell *GenerateViewCell(Mesh *mesh) const;
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| 536 |
|
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[466] | 537 |
|
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| 538 | int CastLineSegment(const Vector3 &origin,
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| 539 | const Vector3 &termination,
|
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[468] | 540 | ViewCellContainer &viewcells);
|
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[466] | 541 |
|
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[503] | 542 | ViewCell *GetViewCell(const Vector3 &point) { return NULL; }
|
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[492] | 543 |
|
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[471] | 544 | float GetProbability(ViewCell *viewCell);
|
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[469] | 545 | float GetRendercost(ViewCell *viewCell, float objRendercost) const;
|
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[468] | 546 |
|
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[503] | 547 | void CreateMesh(ViewCell *vc);
|
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| 548 |
|
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[547] | 549 | void ExportVcGeometry(Exporter *exporter, ViewCell *vc) const;
|
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| 550 |
|
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[440] | 551 | protected:
|
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| 552 |
|
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[482] | 553 | void ExportLeaves(const ObjectContainer &objects,
|
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| 554 | const VssRayContainer &sampleRays);
|
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| 555 |
|
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[480] | 556 | void CollectViewCells();
|
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| 557 |
|
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[482] | 558 | void ExportColor(Exporter *exporter, ViewCell *vc) const;
|
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| 559 |
|
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| 560 |
|
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[547] | 561 |
|
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[440] | 562 | /// the BSP tree.
|
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| 563 | VspKdTree *mVspKdTree;
|
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| 564 | };
|
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| 565 |
|
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| 566 |
|
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[442] | 567 |
|
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| 568 | /**
|
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| 569 | Manages different higher order operations on the view cells.
|
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| 570 | */
|
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| 571 | class VspBspViewCellsManager: public ViewCellsManager
|
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| 572 | {
|
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| 573 |
|
---|
| 574 | public:
|
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| 575 |
|
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| 576 | VspBspViewCellsManager(VspBspTree *tree, int constructionSamples);
|
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[475] | 577 | ~VspBspViewCellsManager();
|
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[442] | 578 |
|
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| 579 | int Construct(const ObjectContainer &objects,
|
---|
[487] | 580 | const VssRayContainer &rays);
|
---|
[442] | 581 |
|
---|
| 582 | int PostProcess(const ObjectContainer &objects,
|
---|
[466] | 583 | const VssRayContainer &rays);
|
---|
[442] | 584 |
|
---|
| 585 | void Visualize(const ObjectContainer &objects,
|
---|
[466] | 586 | const VssRayContainer &sampleRays);
|
---|
[442] | 587 |
|
---|
| 588 | int GetType() const;
|
---|
| 589 |
|
---|
| 590 | ViewCell *GenerateViewCell(Mesh *mesh = NULL) const;
|
---|
| 591 |
|
---|
| 592 | bool ViewCellsConstructed() const;
|
---|
| 593 |
|
---|
[468] | 594 |
|
---|
| 595 | int CastLineSegment(const Vector3 &origin,
|
---|
| 596 | const Vector3 &termination,
|
---|
| 597 | ViewCellContainer &viewcells);
|
---|
[452] | 598 |
|
---|
[471] | 599 | float GetProbability(ViewCell *viewCell);
|
---|
[469] | 600 | float GetRendercost(ViewCell *viewCell, float objRendercost) const;
|
---|
[479] | 601 |
|
---|
[503] | 602 | ViewCell *GetViewCell(const Vector3 &point);
|
---|
[477] | 603 |
|
---|
[487] | 604 | bool GetViewPoint(Vector3 &viewPoint) const;
|
---|
| 605 |
|
---|
[490] | 606 | bool ViewPointValid(const Vector3 &viewPoint) const;
|
---|
[503] | 607 |
|
---|
| 608 | void CreateMesh(ViewCell *vc);
|
---|
| 609 |
|
---|
[508] | 610 | bool LoadViewCells(const string filename, ObjectContainer *objects);
|
---|
| 611 | bool ExportViewCells(const string filename);
|
---|
| 612 |
|
---|
[532] | 613 | int CastBeam(Beam &beam);
|
---|
| 614 |
|
---|
[547] | 615 | void ExportVcGeometry(Exporter *exporter, ViewCell *vc) const;
|
---|
| 616 |
|
---|
[551] | 617 | //float GetVolume(ViewCell *viewCell) const;
|
---|
| 618 |
|
---|
[555] | 619 | void Finalize(ViewCell *viewCell, const bool createMesh);
|
---|
[551] | 620 |
|
---|
[442] | 621 | protected:
|
---|
[475] | 622 |
|
---|
[503] | 623 | /** Merges the view cells.
|
---|
[442] | 624 | */
|
---|
[508] | 625 | void MergeViewCells(const VssRayContainer &rays,
|
---|
| 626 | const ObjectContainer &objects);
|
---|
[503] | 627 |
|
---|
[564] | 628 | void RefineViewCells(const VssRayContainer &rays, const ObjectContainer &objects);
|
---|
[442] | 629 |
|
---|
[480] | 630 | void CollectViewCells();
|
---|
| 631 |
|
---|
[482] | 632 | /** Returns maximal depth difference of view cell
|
---|
| 633 | leaves in tree.
|
---|
| 634 | */
|
---|
| 635 | int GetMaxTreeDiff(ViewCell *vc) const;
|
---|
[485] | 636 |
|
---|
[482] | 637 |
|
---|
[485] | 638 | void ExportColor(Exporter *exporter, ViewCell *vc) const;
|
---|
| 639 |
|
---|
[442] | 640 | /// the view space partition BSP tree.
|
---|
| 641 | VspBspTree *mVspBspTree;
|
---|
| 642 |
|
---|
| 643 | private:
|
---|
| 644 |
|
---|
| 645 | /** Exports visualization of the BSP splits.
|
---|
| 646 | */
|
---|
[485] | 647 | void ExportSplits(const ObjectContainer &objects,
|
---|
| 648 | const VssRayContainer &rays);
|
---|
[442] | 649 |
|
---|
| 650 | /** Exports visualization of the BSP PVS.
|
---|
| 651 | */
|
---|
[485] | 652 | void ExportBspPvs(const ObjectContainer &objects,
|
---|
| 653 | const VssRayContainer &rays);
|
---|
[442] | 654 |
|
---|
| 655 | };
|
---|
| 656 |
|
---|
[440] | 657 | #endif
|
---|