Revision 308,
1.1 KB
checked in by mattausch, 19 years ago
(diff) |
bsp tree view cells sampling possible
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[162] | 1 | #ifndef _SamplingPreprocessor_H__ |
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| 2 | #define _SamplingPreprocessor_H__ |
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| 3 | |
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[245] | 4 | #include <fstream> |
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| 5 | using namespace std; |
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| 6 | |
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[162] | 7 | #include "Preprocessor.h" |
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| 8 | |
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[245] | 9 | struct SimpleRay { |
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| 10 | Vector3 mOrigin; |
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| 11 | Vector3 mDirection; |
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| 12 | }; |
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[162] | 13 | |
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| 14 | /** Sampling based visibility preprocessing. The implementation is based on heuristical |
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| 15 | sampling of view space */ |
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| 16 | class SamplingPreprocessor : public Preprocessor { |
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| 17 | public: |
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[256] | 18 | int mPass; |
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| 19 | |
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[176] | 20 | int mSamplesPerPass; |
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| 21 | int mTotalSamples; |
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| 22 | int mKdPvsDepth; |
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[245] | 23 | ofstream mStats; |
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| 24 | ObjectContainer mObjects; |
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| 25 | |
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[176] | 26 | SamplingPreprocessor(); |
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| 27 | |
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[162] | 28 | virtual bool ComputeVisibility(); |
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[176] | 29 | |
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| 30 | void |
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| 31 | SetupRay(Ray &ray, const Vector3 &point, const Vector3 &direction); |
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| 32 | |
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| 33 | KdNode * |
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| 34 | GetNodeForPvs(KdLeaf *leaf); |
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| 35 | |
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| 36 | int |
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[256] | 37 | AddNodeSamples(Intersectable *object, const Ray &ray); |
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[176] | 38 | |
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[191] | 39 | void |
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| 40 | HoleSamplingPass(); |
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| 41 | |
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[256] | 42 | int |
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| 43 | CastRay(Intersectable *object, Ray &ray); |
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| 44 | |
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| 45 | void |
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| 46 | CastEdgeSamples( |
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| 47 | Intersectable *object, |
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| 48 | const Vector3 &point, |
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| 49 | Mesh &mesh, |
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| 50 | const int samples |
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| 51 | ); |
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| 52 | |
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[308] | 53 | /** Adds objects samples to view cells. |
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| 54 | */ |
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| 55 | int AddObjectSamples(Intersectable *obj, const Ray &ray); |
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[162] | 56 | }; |
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| 57 | |
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| 58 | |
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| 59 | |
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| 60 | #endif |
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