vcbferreira/NuFI_deal.ii
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started infrastructure for f0 choice

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This commit is contained in:
Vasco C. B. Ferreira
2026-07-25 16:51:50 +02:00
parent c731d0111c
commit 10a776e2a9
3 changed files with 26 additions and 16 deletions
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nufi/fields.h
+22 -15
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@@ -1,9 +1,9 @@
#ifndef FIELDS_H
#define FIELDS_H
#ifndef NUFI_FIELDS_H_
#define NUFI_FIELDS_H_
#include "grids.h"
#include "nufi/grids.h"
#include "nufi/parameters.h"
#include "nufi/poisson_problem.h"
#include <cmath>
#include <cstddef>
#include <deal.II/base/function.h>
@@ -13,7 +13,6 @@
using namespace dealii;
inline std::vector<double> make_x_eval(size_t Nx) {
std::vector<double> x_eval_E;
double dx = (Parameters::X_DOMAIN_RIGHT - Parameters::X_DOMAIN_LEFT) / Nx;
@@ -36,20 +35,28 @@ inline void reset_x_eval(std::vector<double> &x_vals) {
};
inline double f0(const double x, const double v,
const double eps = Parameters::EPS,
const double k = Parameters::WAVE_NR) {
const double prefactor =
Parameters::F0_FACTOR * (1.0 + eps * std::cos(k * x));
const double gaussian = v * v * std::exp(-0.5 * v * v);
const size_t f0_type = Parameters::f0_TYPE) {
const double eps = Parameters::EPS;
const double k = Parameters::WAVE_NR;
return prefactor * gaussian;
double result;
switch (f0_type) {
case 0:
const double prefactor =
Parameters::F0_FACTOR * (1.0 + eps * std::cos(k * x));
const double gaussian = v * v * std::exp(-0.5 * v * v);
result = prefactor * gaussian;
}
return result;
}
// wrapper for eval_point() { VectorTools::point_values() }
inline std::vector<double> eval(std::vector<double> &X,
const GridStructure<1> &grid,
const Vector<double> &solution) noexcept {
AssertThrow(grid.dof_handler->n_dofs() == solution.size(),
ExcMessage("@ eval(...) grid's number of DoFs doesn't correspond "
"to solution's size"));
@@ -80,7 +87,7 @@ inline double integral_space_vector(const GridStructure<1> &grid,
for (size_t i = 0; i < Nx; ++i)
integral += tmp[i];
return integral * dx;
};
}
inline double integral_space_vector_squared(const GridStructure<1> &grid,
const Vector<double> &solution,
@@ -96,7 +103,7 @@ inline double integral_space_vector_squared(const GridStructure<1> &grid,
for (size_t i = 0; i < Nx; ++i)
integral += tmp[i] * tmp[i];
return integral * dx;
};
}
inline std::vector<double>
Point_vector_to_double_vector(const std::vector<Point<1>> &Points) {
@@ -108,4 +115,4 @@ Point_vector_to_double_vector(const std::vector<Point<1>> &Points) {
return vector;
}
#endif
#endif // NUFI_FIELDS_H_