GeometryReader.hpp

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#pragma once
 
#include <polyfem/Common.hpp>
#include <polyfem/mesh/Mesh.hpp>
#include <polyfem/mesh/Obstacle.hpp>
#include <polyfem/utils/Selection.hpp>
#include <polyfem/utils/Types.hpp>
 
namespace polyfem::mesh
{
    std::unique_ptr<Mesh> read_fem_mesh(
        const Units &units,
        const json &j_mesh,
        const std::string &root_path,
        const bool non_conforming = false);
 
    std::unique_ptr<Mesh> read_fem_geometry(
        const Units &units,
        const json &geometry,
        const std::string &root_path,
        const std::vector<std::string> &names = std::vector<std::string>(),
        const std::vector<Eigen::MatrixXd> &vertices = std::vector<Eigen::MatrixXd>(),
        const std::vector<Eigen::MatrixXi> &cells = std::vector<Eigen::MatrixXi>(),
        const bool non_conforming = false);
 
    void apply_geometry_selection(
        Mesh &mesh,
        const json &geometry_selection,
        const std::string &root_path);
 
    void read_obstacle_mesh(
        const Units &units,
        const json &j_mesh,
        const std::string &root_path,
        const int dim,
        Eigen::MatrixXd &vertices,
        Eigen::VectorXi &codim_vertices,
        Eigen::MatrixXi &codim_edges,
        Eigen::MatrixXi &faces);
 
    Obstacle read_obstacle_geometry(
        const Units &units,
        const json &geometry,
        const std::vector<json> &displacements,
        const std::vector<json> &dirichlets,
        const std::string &root_path,
        const int dim,
        const std::vector<std::string> &names = std::vector<std::string>(),
        const std::vector<Eigen::MatrixXd> &vertices = std::vector<Eigen::MatrixXd>(),
        const std::vector<Eigen::MatrixXi> &cells = std::vector<Eigen::MatrixXi>(),
        const bool non_conforming = false);
 
    void construct_affine_transformation(
        const double unit_scale,
        const json &transform,
        const VectorNd &mesh_dimensions,
        MatrixNd &A,
        VectorNd &b);
 
} // namespace polyfem::mesh