feat(meshView): simple mesh view utility added

meson.build

@@ -12,3 +12,6 @@ subdir('src')
 if get_option('build_tests')
     subdir('tests')
 endif
+
+# Build the utilities
+subdir('utils')

utils/meshView/meshView.cpp

@@ -0,0 +1,28 @@
+#include "mfem.hpp"
+#include <string>
+#include <iostream>
+#include <cmath>
+
+#include "probe.h"
+#include "meshIO.h"
+#include "config.h"
+
+int main(int argv, char **argc) {
+    std::string CONFIG_FILENAME = std::string(getenv("MESON_SOURCE_ROOT")) + "/tests/testsConfig.yaml";
+    Config& config = Config::getInstance();
+    config.loadConfig(CONFIG_FILENAME);
+    // Read the mesh from the given mesh file
+    std::string meshFile = argc[1];
+    MeshIO meshIO(meshFile);
+    mfem::Mesh& mesh = meshIO.GetMesh();
+    mfem::H1_FECollection feCollection(1, mesh.SpaceDimension());
+    mfem::FiniteElementSpace feSpace(&mesh, &feCollection);
+    mfem::GridFunction u(&feSpace);
+    mfem::FunctionCoefficient initCoeff (
+        [&mesh](const mfem::Vector &x) {
+            return 1.0;
+        }
+    );
+    u.ProjectCoefficient(initCoeff);
+    Probe::glVisView(u, mesh, meshFile);
+}

utils/meshView/meson.build

@@ -0,0 +1,8 @@
+sources = files('meshView.cpp')
+
+meshView_exe = executable(
+    'meshView',
+    sources,
+    dependencies: [probe_dep, quill_dep, config_dep, mfem_dep, meshio_dep],
+    install_rpath: '@loader_path/../../src'  # Ensure runtime library path resolves correctly
+)

utils/meson.build

@@ -0,0 +1 @@
+subdir('meshView')