[1138] | 1 | #ifndef __KDINTERSECTABLE_H
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| 2 | #define __KDINTERSECTABLE_H
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| 3 |
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| 4 | #include "AxisAlignedBox3.h"
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| 5 | #include "Intersectable.h"
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| 6 |
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| 7 |
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| 8 | namespace GtpVisibilityPreprocessor {
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| 9 |
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| 10 | struct VssRayContainer;
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| 11 | class KdNode;
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[1233] | 12 | class BvhNode;
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[1314] | 13 | struct Face;
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[1138] | 14 |
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[1314] | 15 |
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[1138] | 16 | /**
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[1233] | 17 | Wrapper used for creating a PVS compliant intersectable.
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[1138] | 18 | */
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[1233] | 19 | template<typename T>
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| 20 | class IntersectableWrapper: public Intersectable
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[1138] | 21 | {
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| 22 | public:
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[1233] | 23 | IntersectableWrapper(T *item);
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[1138] | 24 |
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[1233] | 25 | /** Returns node associated with this instance.
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[1138] | 26 | */
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[1233] | 27 | T *GetItem() const;
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[1138] | 28 |
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| 29 | /** See get.
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| 30 | */
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[1233] | 31 | void SetItem(T *item);
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[1138] | 32 |
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| 33 | //-- inherited functions from Intersectable
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| 34 |
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| 35 | AxisAlignedBox3 GetBox() const;
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| 36 |
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| 37 | int CastRay(Ray &ray);
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| 38 |
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| 39 | bool IsConvex() const;
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| 40 | bool IsWatertight() const;
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| 41 | float IntersectionComplexity();
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| 42 |
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| 43 | int NumberOfFaces() const;
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[1233] | 44 | //int Type() const;
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[1138] | 45 |
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| 46 | int GetRandomSurfacePoint(GtpVisibilityPreprocessor::Vector3 &point,
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| 47 | GtpVisibilityPreprocessor::Vector3 &normal);
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| 48 |
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| 49 | int GetRandomVisibleSurfacePoint(GtpVisibilityPreprocessor::Vector3 &point,
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| 50 | GtpVisibilityPreprocessor::Vector3 &normal,
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| 51 | const GtpVisibilityPreprocessor::Vector3 &viewpoint,
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| 52 | const int maxTries);
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| 53 |
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| 54 | ostream &Describe(ostream &s);
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| 55 |
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| 56 |
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| 57 | protected:
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| 58 |
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[1233] | 59 | T *mItem;
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[1138] | 60 | };
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| 61 |
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[1314] | 62 |
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[1233] | 63 | template<typename T>
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| 64 | IntersectableWrapper<T>::IntersectableWrapper(T *item):
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| 65 | Intersectable(), mItem(item)
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| 66 | {
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| 67 | }
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[1138] | 68 |
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[1233] | 69 | template<typename T>
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| 70 | void IntersectableWrapper<T>::SetItem(T *item)
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| 71 | {
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| 72 | mItem = item;
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[1138] | 73 | }
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| 74 |
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[1233] | 75 | template<typename T>
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| 76 | T *IntersectableWrapper<T>::GetItem() const
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| 77 | {
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| 78 | return mItem;
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| 79 | }
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| 80 |
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| 81 | template<typename T>
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| 82 | AxisAlignedBox3 IntersectableWrapper<T>::GetBox() const
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| 83 | { // TODO matt
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| 84 | return AxisAlignedBox3();
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| 85 | }
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| 86 |
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| 87 | template<typename T>
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| 88 | int IntersectableWrapper<T>::CastRay(Ray &ray)
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| 89 | { // TODO matt
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| 90 | return 0;
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| 91 | }
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| 92 |
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| 93 | template<typename T>
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| 94 | bool IntersectableWrapper<T>::IsConvex() const
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| 95 | {
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| 96 | return true;
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| 97 | }
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| 98 |
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| 99 | template<typename T>
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| 100 | bool IntersectableWrapper<T>::IsWatertight() const
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| 101 | {
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| 102 | return true;
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| 103 | }
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| 104 |
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| 105 | template<typename T>
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| 106 | float IntersectableWrapper<T>::IntersectionComplexity()
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| 107 | {
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| 108 | return 1.0f;
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| 109 | }
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| 110 |
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| 111 | template<typename T>
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| 112 | int IntersectableWrapper<T>::NumberOfFaces() const
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| 113 | {
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| 114 | return 0;
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| 115 | }
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| 116 |
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| 117 | template<typename T>
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| 118 | int IntersectableWrapper<T>::GetRandomSurfacePoint(Vector3 &point,
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| 119 | Vector3 &normal)
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| 120 | {
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| 121 | return 0;
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| 122 | }
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| 123 |
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| 124 | template<typename T>
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| 125 | int IntersectableWrapper<T>::GetRandomVisibleSurfacePoint(Vector3 &point,
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| 126 | Vector3 &normal,
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| 127 | const Vector3 &viewpoint,
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| 128 | const int maxTries)
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| 129 | {
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| 130 | return 0;
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| 131 | }
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| 132 |
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| 133 | template<typename T>
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| 134 | ostream &IntersectableWrapper<T>::Describe(ostream &s)
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| 135 | {
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| 136 | s << mItem;
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| 137 | return s;
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| 138 | }
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| 139 |
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| 140 |
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| 141 | class KdIntersectable: public IntersectableWrapper<KdNode>
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| 142 | {
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| 143 | public:
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| 144 | KdIntersectable(KdNode *item):
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| 145 | IntersectableWrapper<KdNode>(item) {}
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| 146 |
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| 147 | int Type() const
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| 148 | {
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| 149 | return Intersectable::KD_INTERSECTABLE;
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| 150 | }
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| 151 | };
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| 152 |
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| 153 |
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| 154 | class BvhIntersectable: public IntersectableWrapper<BvhNode>
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| 155 | {
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| 156 | public:
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| 157 | BvhIntersectable(BvhNode *item):
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| 158 | IntersectableWrapper<BvhNode>(item) {}
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| 159 |
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| 160 | int Type() const
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| 161 | {
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| 162 | return Intersectable::BVH_INTERSECTABLE;
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| 163 | }
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| 164 | };
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| 165 |
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[1314] | 166 | class FaceIntersectable: public IntersectableWrapper<Face>
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| 167 | {
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| 168 | public:
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| 169 | FaceIntersectable(Face *item):
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| 170 | IntersectableWrapper<Face>(item) {}
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| 171 |
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| 172 | int Type() const
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| 173 | {
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| 174 | return Intersectable::FACE_INTERSECTABLE;
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| 175 | }
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| 176 | };
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| 177 |
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| 178 |
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[1233] | 179 | }
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| 180 |
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[1138] | 181 | #endif
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