===================
MFEM-MGIS Changelog
===================

All notable changes to this project will be documented in this file.

The format is based on `Keep a Changelog <https://keepachangelog.com/en/1.1.0/>`_, and this project adheres to `Semantic Versioning <https://semver.org/spec/v2.0.0.html>`_.

Version 1.0
===========

[Unreleased]
------------

Changed
^^^^^^^

- use std::span instead of ``mgis::span``

[1.0.0] - 2024-08-02
--------------------

Added
^^^^^

- Support for multiple materials with distinct constitutive equations:

  - Micromorphic laws
  - Orthotropic laws
- Support for internal state variables (defined at integration points):

  - Use of ``MGIS`` data structures
  - Use of mechanical behavior laws generated by MFront
- Post-processing features for nonlinear mechanics:

  - ``ComputeResultantForceOnBoundary``: Compute the resultant of the inner forces on a boundary
  - ``ComputeMeanThermodynamicForcesValues``: Compute macroscopic stress and strain for each material
  - ``ParaviewExportIntegrationPointResultsAtNodes``: Generate Paraview post-processing files with internal state variables using MGIS
- Flexible C++ API for defining ``MFEM`` simulation features
- CI workflow with examples in `test` and 58% coverage
- Profiler for performance analysis
- Support for ``MFEM`` solvers:

  - Direct solvers:

    - UMFPackSolver
    - MUMPS

  - Krylov solvers:

    - CGSolver
    - GMRESSolver
    - BiCGSTABSolver
    - MINRESSolver
    - SLISolver
    - HyprePCG
    - HypreGMRES
    - HypreFGMRES
    - Solver from Petsc

  - Preconditioner:

    - HypreILU
    - HypreEuclid
    - HypreBoomerAMG
    - HypreParaSails
    - HypreDiagScale
    - Preconditioner from Petsc