TetraederBox.hpp

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#ifndef TETRAEDERBOX_H_
#define TETRAEDERBOX_H_
 
 
#include "FastBox.hpp"
 
namespace lvr2
{
 
template<typename BaseVecT>
class TetraederBox : public FastBox<BaseVecT>
{
public:
 
    TetraederBox(BaseVecT center);
    virtual ~TetraederBox();
 
    virtual void getSurface(
        BaseMesh<BaseVecT>& mesh,
        vector<QueryPoint<BaseVecT>>& query_points,
        uint &globalIndex
    );
 
//    virtual void getSurface(
//        BaseMesh<BaseVecT>& mesh,
//        vector<QueryPoint<BaseVecT>>& query_points,
//        uint& globalIndex,
//        BoundingBox<BaseVecT>& bb,
//        vector<unsigned int>& duplicates,
//        float comparePrecision
//    );
 
private:
 
    int calcPatternIndex(float distances[4])
    {
        int index = 0;
        for(int i = 0; i < 4; i++)
        {
            if(distances[i] > 0) index |= (1 << i);
        }
        return index;
    }
 
    inline void interpolateIntersections(
            int tetraNumber,
            BaseVecT positions[4],
            float distances[4]
            );
 
    OptionalVertexHandle    m_intersections[19];
    BaseVecT         m_intersectionPositionsTetraeder[6];
 
};
 
} /* namespace lvr */
 
#include "TetraederBox.tcc"
 
#endif /* TETRAEDERBOX_H_ */