Class xlifepp::LagrangeQuadrangle#
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class LagrangeQuadrangle : public xlifepp::RefQuadrangle#
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defines Lagrange Reference Element interpolation data on quadrangles
Subclassed by xlifepp::LagrangeGLQuadrangle, xlifepp::LagrangeStdQuadrangle
Public Functions
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LagrangeQuadrangle(const Interpolation *interp_p)#
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constructor by interpolation
LagrangeQuadrangle constructor for Lagrange reference elements.
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virtual ~LagrangeQuadrangle()#
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destructor
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virtual void computeShapeValues(std::vector<real_t>::const_iterator it_pt, ShapeValues &shv, const bool withDeriv = true, const bool with2Deriv = false) const#
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Lagrange Qk shape functions.
standard Lagrange Q_k quadrangle Reference Element shape functions ((k+1)^2 nodes) build using standard Lagrange P_k 1D Reference Element shape functions (k+1 nodes) at standard (equidistant on edges) points or Gauss-Lobatto abscissae.
Second derivative NOT MANAGED !
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LagrangeQuadrangle(const Interpolation *interp_p)#