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eval_f and ftilda and rho now take vector of x and output vector on x

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Vasco C. B. Ferreira
2026-06-30 14:11:59 +02:00
parent b6c891bc70
commit be8cf7aa31
5 changed files with 132 additions and 57 deletions
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nufi/fields.h
+15 -6
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@@ -4,8 +4,10 @@
#include "nufi/parameters.h"
#include "nufi/poisson_problem.h"
#include <cmath>
#include <cstddef>
#include <deal.II/base/function.h>
#include <deal.II/base/point.h>
#include <vector>
using namespace dealii;
@@ -69,15 +71,22 @@ inline double f0(const double x, const double v,
}
// wrapper for eval_point() { VectorTools::point_values() }
inline double eval(double x, const PoissonProblem<1> &poisson,
const Vector<double> &solution) noexcept {
inline std::vector<double> eval(std::vector<double> &X,
const PoissonProblem<1> &poisson,
const Vector<double> &solution) noexcept {
size_t x_size = X.size();
std::vector<double> evals(x_size);
std::vector<Point<1>> Points(x_size);
x -= Parameters::X_DOMAIN_LEFT;
for (size_t i = 0; i < x_size; ++i) {
X[i] = X[i] - Parameters::X_DOMAIN_LEFT;
X[i] = X[i] - Parameters::LX * std::floor(X[i] * Parameters::LX_INV);
x = x - Parameters::LX * std::floor(x * Parameters::LX_INV); // in domain
Points[i][0] = X[i];
}
return eval_point_grad<1>(poisson.get_mapping(), poisson.get_dof_handler(),
solution, Point<1>(x));
return eval_vector_grad(poisson.get_mapping(), poisson.get_dof_handler(),
solution, Points);
}
inline double integral_space_vector(const PoissonProblem<1> &poisson,