Class xlifepp::GeomRefTriangle#
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class GeomRefTriangle : public xlifepp::GeomRefElement#
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xlifepp::GeomRefTriangle defines Reference Element geometric data on triangular elements
Public Functions
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GeomRefTriangle()#
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default constructor
GeomRefTriangle constructor for Geometric Reference Element using 2d base constructor with shape, surface, centroid coords, number of vertices.
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~GeomRefTriangle()#
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destructor
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virtual bool contains(std::vector<real_t> &p, real_t tol = theTolerance) const#
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test if a point belongs to current element
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inline number_t edgeOppositeEdge(const number_t) const#
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returns edge opposite to edge with local number e
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virtual real_t measure(const dimen_t dim, const number_t sideNum = 0) const#
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returns edge length or element area
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virtual std::vector<real_t> projection(const std::vector<real_t> &p, real_t &h) const#
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return projection on triangle
return projection on triangle and distance to triangle (h)
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inline number_t sideOppositeVertex(const number_t vNum) const#
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returns the local number of an edge opposite to a vertex given by its local number vNum (=1,2,3)
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virtual number_t sideWithVertices(const number_t, const number_t) const#
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returns local number of edge bearing vertices with local numbers v1 and v2
Returns the local number of an edge bearing 2 vertices given by their local numbers (>=1)
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inline virtual number_t sideWithVertices(const number_t, const number_t, const number_t, const number_t = 0) const#
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returns local number of edge bearing vertices with local numbers v1 and v2
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inline virtual std::vector<number_t> simplexNodes() const#
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node numbers defining first simplex of ref element
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void tangentVector(const std::vector<real_t> &jacobianMatrix, std::vector<std::vector<real_t>> &tgv, const number_t, const dimen_t = 1) const#
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returns tangent std::vector on edge sideNum (=1,2,3,4)
returns a quadrature rule build on an edge form a 1d quadrature formula
returns tangent vector(s) on edge sideNum (=1,2,3)
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GeomRefTriangle()#