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Refactor code and rebase code to solve LES into function.

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- Also created new condition if dimension is 2 @ simulate
This commit is contained in:
Max Luebke 2022-02-04 09:57:28 +01:00
parent 83d11d44e1
commit 55adc41e61
2 changed files with 16 additions and 8 deletions
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23
src/BTCSDiffusion.cpp
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@ -129,14 +129,7 @@ void BTCSDiffusion::simulate1D(std::vector<double> &c, boundary_condition left,
b_vector[i] = -c[j];
}
// start to solve
Eigen::SparseLU<Eigen::SparseMatrix<double>, Eigen::COLAMDOrdering<int>>
solver;
solver.analyzePattern(A_matrix);
solver.factorize(A_matrix);
x_vector = solver.solve(b_vector);
solveLES();
//fill solution back in place into =c= vector
for (int i = 0, j = i + !left_is_constant; i < c.size(); i++, j++) {
@ -154,6 +147,9 @@ void BTCSDiffusion::simulate(std::vector<double> &c,
simulate1D(c, bc[0], bc[grid_cells[0] + 1], alpha, this->deltas[0],
this->grid_cells[0]);
}
if (this->grid_dim == 2) {
}
}
inline double BTCSDiffusion::getBCFromFlux(boundary_condition bc,
@ -179,3 +175,14 @@ void BTCSDiffusion::setBoundaryCondition(int index, bctype type, double value) {
bc[index].type = type;
bc[index].value = value;
}
inline void BTCSDiffusion::solveLES() {
// start to solve
Eigen::SparseLU<Eigen::SparseMatrix<double>, Eigen::COLAMDOrdering<int>>
solver;
solver.analyzePattern(A_matrix);
solver.factorize(A_matrix);
x_vector = solver.solve(b_vector);
}

1
src/BTCSDiffusion.hpp
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@ -142,6 +142,7 @@ private:
void simulate3D(std::vector<double> &c);
inline double getBCFromFlux(boundary_condition bc, double nearest_value,
double neighbor_alpha);
inline void solveLES();
void updateInternals();
std::vector<boundary_condition> bc;