feat(main): initial commit

README.md

@@ -1,2 +1,3 @@
-# MFEM_example_template
+# Template MFEM Example repository
+This repository serves as a template for simple MFEM tests in the SERiF ecosystem. This is an exploratory and testing tool not a science tool
 

build-config/CLI11/meson.build

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+cli11_proj = subproject('cli11')
+cli11_dep = cli11_proj.get_variable('CLI11_dep')

build-config/gridfire/meson.build

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+gridfire_sp = subproject('gridfire', default_options: ['log_level=error', 'build_python=false', 'build_tests=false', 'build_examples=false', 'build_c_api=false', 'build_tools=false', 'openmp_support=true'])
+gridfire_dep = gridfire_sp.get_variable('gridfire_dep')

build-config/libcomposition/meson.build

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+composition_p = subproject('libcomposition',
+  default_options: [
+    'pkg_config=false',
+    'build_tests=false',
+    'build_examples=false'
+])
+comp_dep  = composition_p.get_variable('composition_dep')
+libcomposition = composition_p.get_variable('libcomposition')
+spw_dep = composition_p.get_variable('species_weight_dep')
+composition_dep = [
+    comp_dep,
+    spw_dep,
+]

build-config/libconfig/meson.build

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+config_p = subproject('libconfig',
+default_options:[
+  'default_library=static',
+  'pkg_config=false',
+  'build_tests=false',
+  'build_examples=false'
+])
+config_dep  = config_p.get_variable('config_dep')

build-config/meson.build

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+subdir('mfem')
+subdir('libconfig')
+subdir('CLI11')
+subdir('libcomposition')
+subdir('gridfire')

build-config/mfem/meson.build

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+cmake = import('cmake')
+mfem_cmake_options = cmake.subproject_options()
+mfem_cmake_options.add_cmake_defines({
+    'MFEM_ENABLE_EXAMPLES': 'OFF',
+    'MFEM_ENABLE_TESTING': 'OFF',
+    'MFEM_ENABLE_MINIAPPS': 'OFF',
+    'MFEM_USE_BENCMARK': 'OFF',
+    'BUILD_SHARED_LIBS': 'OFF',
+    'BUILD_STATIC_LIBS': 'ON',
+})
+mfem_cmake_options.set_install(true)
+
+mfem_sp = cmake.subproject(
+    'mfem',
+    options: mfem_cmake_options)
+mfem_dep = mfem_sp.dependency('mfem')

default.toml

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+[main]
+core_steepness = 1.0
+flattening = 0.0
+include_external_domain = false
+order = 3
+r_core = 1.5
+r_infinity = 6.0
+r_instability = 1e-14
+r_star = 5.0
+refinement_levels = 3

main.cpp

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+#include "mfem.hpp"
+#include "fourdst/config/config.h"
+#include "CLI/CLI.hpp"
+
+#include <functional>
+
+struct Options {
+    std::string input_mesh = "stroid.mesh";
+    std::string vishost = "localhost";
+    int visport = 19916;
+};
+
+void ViewMesh(
+    const std::string& vishost,
+    int visport,
+    const mfem::Mesh& mesh,
+    mfem::GridFunction& gf,
+    const std::string& title,
+    bool first_step = true
+) {
+    mfem::socketstream sol_sock(vishost.c_str(), visport);
+    if (!sol_sock.is_open()) {
+        std::cerr << "Unable to connect to GLVis server at "
+                  << vishost << ':' << visport << std::endl;
+        std::exit(1);
+    }
+
+    sol_sock.precision(8);
+    sol_sock << "solution\n" << mesh << gf;
+    if (first_step) {
+        sol_sock << "window_title '" << title << "'\n";
+        sol_sock << "keys 'iIzzMaagpmtppc'";
+    }
+    sol_sock << std::flush;
+}
+
+std::unique_ptr<mfem::Mesh> load_mesh(const std::string& filename) {
+    return std::make_unique<mfem::Mesh>(filename.c_str());
+}
+
+void project_radial_function(mfem::GridFunction& gf, std::function<double(const mfem::Vector& x)> g) {
+    mfem::FunctionCoefficient density_coeff([g](const mfem::Vector& x) {
+        return g(x);
+    });
+
+    gf.ProjectCoefficient(density_coeff);
+}
+
+
+
+int main(const int argc, char** argv) {
+    CLI::App app("MFEM_EXAMPLE");
+
+    fourdst::config::Config<Options> config;
+    fourdst::config::register_as_cli(config, app);
+    CLI11_PARSE(app, argc, argv);
+
+    auto mesh = load_mesh(config->input_mesh);
+
+    const mfem::H1_FECollection fec(1, mesh->Dimension());
+    mfem::FiniteElementSpace fes(mesh.get(), &fec);
+    mfem::GridFunction rho_gf(&fes);
+}

meson.build

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+project('mfem_test', ['cpp', 'c'], version: 'v0.1.0', default_options: ['cpp_std=c++23'], meson_version: '>=1.5.0')
+
+add_project_arguments('-fvisibility=default', language: 'cpp')
+
+subdir('build-config')
+
+executable('main', 'main.cpp', dependencies: [mfem_dep, cli11_dep, config_dep, composition_dep, gridfire_dep])
+

subprojects/cli11.wrap

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+[wrap-file]
+directory = CLI11-2.6.1
+source_url = https://github.com/CLIUtils/CLI11/archive/refs/tags/v2.6.1.tar.gz
+source_filename = CLI11-2.6.1.tar.gz
+source_hash = 377691f3fac2b340f12a2f79f523c780564578ba3d6eaf5238e9f35895d5ba95
+source_fallback_url = https://github.com/mesonbuild/wrapdb/releases/download/cli11_2.6.1-1/CLI11-2.6.1.tar.gz
+wrapdb_version = 2.6.1-1
+
+[provide]
+dependency_names = CLI11

subprojects/gridfire.wrap

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+[wrap-git]
+url = https://github.com/4D-STAR/GridFire
+revision = v0.7.6rc3.3
+depth = 1
+
+[provide]
+gridfire = gridfire_dep

subprojects/libconfig.wrap

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+[wrap-git]
+url = https://github.com/4D-STAR/libconfig.git
+revision = v2.1.0
+depth = 1

subprojects/mfem.wrap

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+[wrap-git]
+url = https://github.com/mfem/mfem.git
+revision = v4.8-rc0
+diff_files = mfem/disable_mfem_selfcheck.patch
+depth = 1
+
+[cmake]