BlueCode2019 / Taoyouh.Mphtxt

A .NET library for parsing COMSOL mesh mphtxt files

Taoyouh.Mphtxt

Taoyouh.Mphtxt is a .NET library for parsing mphtxt (COMSOL mesh) files.

Features

• Parse all types of elements (vertex, edge, triangle, tetrahedron, hexahedron, etc.)
• Parse selections exported from COMSOL 5.4 or higher
• Parse multiple meshes
• Support .NET Standard 2.0 (can run on .NET Core and .NET Framework)

Usage

The library is available on nuget. Just search for "Taoyouh.Mphtxt" in Visual Studio NuGet package manager and install the latest version. To install using dotnet CLI, use the following command:

dotnet add package Taoyouh.Mphtxt

Code sample:

using (var stream = File.OpenRead("Test Data/ETS Sample 4.mphtxt"))
using (var reader = new MphtxtReader(stream))
{
    // "result" is a dictionary that contains all objects in the mphtxt file.
    var result = reader.Read();

    // Mesh objects are of the class "MphtxtMesh".
    var meshes = result.Values.Select(v => v as MphtxtMesh).Where(v => v != null);

    // Selection objects are of the class "MphtxtSelection".
    var selections = result.Values.Select(v => v as MphtxtSelection).Where(v => v != null);

    // Or you can get the particular object by its name.
    var mesh1 = result["mesh1"] as MphtxtMesh;
}