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Commit efe127e2 authored by Oliver Sander's avatar Oliver Sander Committed by sander@FU-BERLIN.DE
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More higher order fixes.

Computation of analytical energy gradients doesn't work, yet.

[[Imported from SVN: r7839]]
parent 361dfae4
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......@@ -38,11 +38,13 @@ public:
// If the cpp macro is not set we overload it here.
/** \brief Assemble the gradient of the energy functional on one element */
virtual void assembleEmbeddedGradient(const Entity& element,
const Dune::array<TargetSpace,gridDim+1>& solution,
const LocalFiniteElement& localFiniteElement,
const std::vector<TargetSpace>& solution,
std::vector<typename TargetSpace::EmbeddedTangentVector>& gradient) const;
virtual void assembleGradient(const Entity& element,
const Dune::array<TargetSpace,gridDim+1>& localSolution,
const LocalFiniteElement& localFiniteElement,
const std::vector<TargetSpace>& localSolution,
std::vector<typename TargetSpace::TangentVector>& localGradient) const;
#endif
};
......@@ -96,18 +98,20 @@ energy(const Entity& element,
}
#ifndef HARMONIC_ENERGY_FD_GRADIENT
template <class GridView, class TargetSpace>
void HarmonicEnergyLocalStiffness<GridView, TargetSpace>::
template <class GridView, class LocalFiniteElement, class TargetSpace>
void HarmonicEnergyLocalStiffness<GridView, LocalFiniteElement, TargetSpace>::
assembleEmbeddedGradient(const Entity& element,
const Dune::array<TargetSpace,gridDim+1>& localSolution,
std::vector<typename TargetSpace::EmbeddedTangentVector>& localGradient) const
const LocalFiniteElement& localFiniteElement,
const std::vector<TargetSpace>& localSolution,
std::vector<typename TargetSpace::EmbeddedTangentVector>& localGradient) const
{
// initialize gradient
localGradient.resize(localSolution.size());
std::fill(localGradient.begin(), localGradient.end(), typename TargetSpace::EmbeddedTangentVector(0));
// Set up local gfe function from the local coefficients
LocalGeodesicFEFunction<gridDim, double, TargetSpace> localGeodesicFEFunction(localSolution);
LocalGeodesicFEFunction<gridDim, double, LocalFiniteElement, TargetSpace> localGeodesicFEFunction(localFiniteElement,
localSolution);
// I am not sure about the correct quadrature order
int quadOrder = 1;//gridDim;
......@@ -170,20 +174,21 @@ assembleEmbeddedGradient(const Entity& element,
}
}
}
}
template <class GridView, class TargetSpace>
void HarmonicEnergyLocalStiffness<GridView, TargetSpace>::
template <class GridView, class LocalFiniteElement, class TargetSpace>
void HarmonicEnergyLocalStiffness<GridView, LocalFiniteElement, TargetSpace>::
assembleGradient(const Entity& element,
const Dune::array<TargetSpace,gridDim+1>& localSolution,
const LocalFiniteElement& localFiniteElement,
const std::vector<TargetSpace>& localSolution,
std::vector<typename TargetSpace::TangentVector>& localGradient) const
{
std::vector<typename TargetSpace::EmbeddedTangentVector> embeddedLocalGradient;
// first compute the gradient in embedded coordinates
assembleEmbeddedGradient(element, localSolution, embeddedLocalGradient);
assembleEmbeddedGradient(element, localFiniteElement, localSolution, embeddedLocalGradient);
// transform to coordinates on the tangent space
localGradient.resize(embeddedLocalGradient.size());
......
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