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Commit acc06f37 authored by Emmanuel Labourasse's avatar Emmanuel Labourasse
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allows triangular faces for advection

parent 78bfd7af
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1 merge request!167Improve fluxing based remapping
......@@ -222,6 +222,28 @@ FluxingAdvectionSolver<3>::_computeAlgebraicFluxingVolume()
TinyMatrix<3> M2(b1, a2 + b2, a3);
TinyMatrix<3> M3(a1, b2, a3 + b3);
algebraic_fluxing_volume[face_id] = (det(M1) + det(M2) + det(M3)) / 12;
} else if (face_to_node.size() == 3) {
const Rd& x0 = old_xr[face_to_node[0]];
const Rd& x1 = old_xr[face_to_node[1]];
const Rd& x2 = old_xr[face_to_node[2]];
const Rd& x3 = new_xr[face_to_node[0]];
const Rd& x4 = new_xr[face_to_node[1]];
const Rd& x5 = new_xr[face_to_node[2]];
const Rd& a1 = x5 - x1;
const Rd& a2 = x5 - x2;
const Rd& a3 = x5 - x3;
const Rd& b1 = x5 - x0;
const Rd& b2 = x4 - x0;
const Rd& b3 = x2 - x0;
TinyMatrix<3> M1(a1 + b1, a2, a3);
TinyMatrix<3> M2(b1, a2 + b2, a3);
TinyMatrix<3> M3(a1, b2, a3 + b3);
algebraic_fluxing_volume[face_id] = (det(M1) + det(M2) + det(M3)) / 12;
} else {
throw NotImplementedError("Not implemented for non quad faces");
......
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