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Allow to read / write .meshb files #408

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28 changes: 26 additions & 2 deletions src/osh_adapt.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -50,7 +50,19 @@ int main(int argc, char** argv) {
Omega_h::filesystem::path metric_in =
cmdline.get<std::string>("--metric-in", metric_doc);
std::cout << "Loading mesh from " << mesh_in << "\n";
auto mesh = Omega_h::gmsh::read(mesh_in, comm);
auto const mesh_in_ext = mesh_in.extension().string();
Omega_h::Mesh mesh(&lib);
if (mesh_in_ext == ".msh")
mesh = Omega_h::gmsh::read(mesh_in, comm);
else
#ifdef OMEGA_H_USE_LIBMESHB
if (mesh_in_ext == ".mesh" || mesh_in_ext == ".meshb") {
Omega_h::meshb::read(&mesh, mesh_in.c_str());
} else
#endif
{
Omega_h_fail("unknown extension for \"%s\"\n", metric_in.c_str());
}
Omega_h::Reals target_metric;
std::cout << "Loading target metric from " << metric_in << "\n";
auto const dim = mesh.dim();
Expand All @@ -73,7 +85,19 @@ int main(int argc, char** argv) {
auto opts = Omega_h::AdaptOpts(&mesh);
Omega_h::grade_fix_adapt(&mesh, opts, target_metric, /*verbose=*/true);
std::cout << "Storing mesh in " << mesh_out << '\n';
Omega_h::gmsh::write(mesh_out, &mesh);
auto const mesh_out_ext = mesh_out.extension().string();
if (mesh_out_ext == ".msh")
Omega_h::gmsh::write(mesh_out, &mesh);
else
#ifdef OMEGA_H_USE_LIBMESHB
if (mesh_out_ext == ".mesh" || mesh_out_ext == ".meshb") {
Omega_h::meshb::write(&mesh, mesh_out.c_str());
} else
#endif
{
Omega_h_fail("unknown extension for \"%s\"\n", mesh_out.c_str());
}

if (cmdline.parsed("--metric-out")) {
Omega_h::filesystem::path metric_out =
cmdline.get<std::string>("--metric-out", metric_doc);
Expand Down