Index C++ Code Documentation geom::surface0::Silhouette Derived from: geom::surface0::Normal Children: geom::surface0::Geometry File: GEOM/geom/surface0/Silhouette.H public: Silhouette(); constructor Silhouette( Silhouette const & ); copy constructor virtual ~Silhouette(); destructor Silhouette &operator=( Silhouette const & ); assignment operator bool first_silhouette_segment( EdgeMap::const_iterator &i, math::Matrix4<Real> const &transform ) const; bool next_silhouette_segment( EdgeMap::const_iterator &i ) const; protected: void clear(); void clear_silhouette(); private: bool next_silhouette_segment_( EdgeMap::const_iterator &i ) const; computes the "visual boundary" of the surface this is the set of edges with two adjacent faces whose normals N1, N2 satisfy the following condition: V.N1 and V.N2 (dot products) have opposite signs where V is the direction the camera is pointing returns true if i points to a visual boundary segment returns false when there are no more visual boundary segements do not modify '_edge' while using this (will crash) mutable Vertex4 _silhouette_vector; indices into _vertex making up the visual boundary each std::pair of unsigned ints is a line segment base::vector< std::pair > _silhouette;
	geom::surface0::Silhouette GANG