Develop

.github/workflows/Benchmarks.yml

@@ -8,7 +8,7 @@ on:
 concurrency:
   group: Benchmarks-${{ github.ref }}
   cancel-in-progress: true
-  
+
 permissions:
   deployments: write
   contents: write
@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        compiler: [gcc-8]
+        compiler: [gcc-10]
         build_type: ['Release']
       fail-fast: false
     env:
@@ -29,6 +29,11 @@ jobs:
         uses: actions/checkout@v2
         with:
           submodules: recursive
+      - name: Setup Cpp (C++ / C)
+        uses: aminya/setup-cpp@v0.37.0
+        with:
+          compiler: ${{ matrix.compiler }}
+          cmake: true
       - name: Install dependencies
         run: >-
           sudo apt-get update && sudo apt-get install -y
@@ -40,7 +45,7 @@ jobs:
           libvulkan-dev
           libsuitesparse-dev
           libmetis-dev
-          libboost-all-dev
+          libboost1.74-all-dev
       - name: Configure CMake
         run: >
           cmake

.github/workflows/Build.yml

@@ -18,8 +18,8 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-20.04, ubuntu-22.04]
-        compiler: [gcc-8, clang-7]
+        os: [ubuntu-latest]
+        compiler: [gcc-10, clang-10]
         build_type: ['Release', 'Debug']
         multithreaded: ['ON', 'OFF']
       fail-fast: false
@@ -30,6 +30,11 @@ jobs:
         uses: actions/checkout@v2
         with:
           submodules: recursive
+      - name: Setup Cpp (C++ / C)
+        uses: aminya/setup-cpp@v0.37.0
+        with:
+          compiler: ${{ matrix.compiler }}
+          cmake: true
       - name: Install dependencies
         run: >-
           sudo apt-get update && sudo apt-get install -y
@@ -41,7 +46,7 @@ jobs:
           libvulkan-dev
           libsuitesparse-dev
           libmetis-dev
-          libboost-all-dev
+          libboost1.74-all-dev
       - name: Configure CMake
         run: >
           cmake
@@ -58,7 +63,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [macos-11, macos-12]
+        os: [macos-12, macos-13, macos-latest]
         build_type: ['Release', 'Debug']
         multithreaded: ['ON', 'OFF']
       fail-fast: false

.github/workflows/Tests.yml

@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        compiler: [gcc-8]
+        compiler: [gcc-10]
         build_type: ['Debug']
         multithreaded: ['ON', 'OFF']
       fail-fast: false
@@ -31,6 +31,11 @@ jobs:
         uses: actions/checkout@v2
         with:
           submodules: recursive
+      - name: Setup Cpp (C++ / C)
+        uses: aminya/setup-cpp@v0.37.0
+        with:
+          compiler: ${{ matrix.compiler }}
+          cmake: true
       - name: Install dependencies
         run: >-
           sudo apt-get update && sudo apt-get install -y
@@ -42,7 +47,7 @@ jobs:
           libvulkan-dev
           libsuitesparse-dev
           libmetis-dev
-          libboost-all-dev
+          libboost1.74-all-dev
       - name: Configure CMake
         run: >
           cmake

.gitmodules

@@ -37,3 +37,6 @@
 [submodule "third-party/termcolor"]
 	path = third-party/termcolor
 	url = https://github.com/ikalnytskyi/termcolor
+[submodule "third-party/basix"]
+	path = third-party/basix
+	url = https://github.com/FEniCS/basix

CMakeLists.txt

@@ -1,4 +1,5 @@
 cmake_minimum_required (VERSION 3.16)
+
 cmake_policy(SET CMP0054 NEW)
 cmake_policy(SET CMP0076 NEW)
 
@@ -34,6 +35,7 @@ option(RODIN_LTO                    "Compile with link time optimization"
 option(RODIN_FEATURE_SUMMARY        "Print Rodin feature summary"               ON)
 option(RODIN_THREAD_SAFE            "Enforces thread-safety."                   OFF)
 option(RODIN_MULTITHREADED          "Utilizes multithreading capabalities."     OFF)
+option(BUILD_SHARED_LIBS            "Build using shared libraries"              OFF)
 
 if (RODIN_MULTITHREADED)
   set(RODIN_THREAD_SAFE ON CACHE BOOL "" FORCE)
@@ -54,7 +56,7 @@ if(CMAKE_BUILD_TYPE STREQUAL "")
   set(CMAKE_BUILD_TYPE Release)
 endif()
 
-set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_EXTENSIONS OFF)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
@@ -72,6 +74,11 @@ set(RODIN_INSTALL_INCLUDE_PATH include)
 # ---- Set compile options for all the submodules ----------------------------
 rodin_add_compile_options(LANG CXX OPTIONS -fvisibility=hidden)
 rodin_add_compile_options(LANG CXX C OPTIONS -fcolor-diagnostics)
+rodin_add_compile_options(LANG CXX C OPTIONS -Wno-error=old-style-cast -Wno-error=double-promotion)
+
+add_compile_definitions(_LIBCPP_ENABLE_CXX17_REMOVED_UNARY_BINARY_FUNCTION)
+add_compile_definitions(__MAC_OS_X_VERSION_MIN_REQUIRED=__MAC_10_8)
+
 
 if (RODIN_LTO)
   rodin_add_compile_options(LANG CXX C OPTIONS -flto)
@@ -96,15 +103,15 @@ if (RODIN_BUILD_SRC)
   endif()
 
   # ---- Boost ----
+  add_compile_definitions(PRIVATE BOOST_ASIO_HAS_STD_INVOKE_RESULT=1)
   # set(Boost_USE_STATIC_LIBS        OFF)
   # set(Boost_USE_STATIC_RUNTIME     OFF)
 
   if (RODIN_USE_MPI)
-    find_package(MPI REQUIRED)
-    find_package(Boost 1.65 REQUIRED COMPONENTS mpi serialization)
+    find_package(Boost 1.74 REQUIRED COMPONENTS mpi serialization)
   endif()
 
-  find_package(Boost 1.65 REQUIRED
+  find_package(Boost 1.74 REQUIRED
     COMPONENTS
     system
     filesystem)
@@ -128,6 +135,9 @@ if (RODIN_BUILD_SRC)
     "${PROJECT_BINARY_DIR}/third-party/eigen"
     "${PROJECT_BINARY_DIR}/third-party/eigen/cmake")
 
+  # ---- Basix ------
+  add_subdirectory(third-party/basix/cpp EXCLUDE_FROM_ALL)
+
   # ---- Spectra ----
   message(STATUS "Configuring Spectra...")
   set(BUILD_TESTS OFF CACHE BOOL "" FORCE)

README.md

@@ -39,7 +39,7 @@ make -j4
 
 ### Embedded form language for FEM modelling
 
-Rodin comes with a native C++17 form language for assembling
+Rodin comes with a native C++20 form language for assembling
 and solving variational formulations.
 
 For example, given a domain $\Omega$ with boundary $\Gamma := \partial \Omega$, the Poisson problem:
@@ -67,8 +67,6 @@ using namespace Rodin;
 using namespace Rodin::Geometry;
 using namespace Rodin::Variational;
 
-const Geometry::Attribute Gamma = 1;
-
 int main(int, char**)
 {
   Mesh Omega;
@@ -80,15 +78,12 @@ int main(int, char**)
   TrialFunction u(Vh);
   TestFunction v(Vh);
 
-  ScalarFunction f(1.0);
-  ScalarFunction g(0.0);
-
   Solver::SparseLU solver;
 
   Problem poisson(u, v);
   poisson = Integral(Grad(u), Grad(v))
-          - Integral(f, v)
-          + DirichletBC(u, g).on(Gamma);
+          - Integral(v)
+          + DirichletBC(u, Zero());
   poisson.solve(solver);
 
   return 0;
@@ -227,11 +222,19 @@ Rodin supports different kinds of quadrature.
 List of features and modules that are in the works:
   - Discontinuous Galerkin methods
   - `Rodin::Plot` module
+  - H1
+  - L2
+  - HDiv
+  - HCurl
+  - P2
+  - P0
+  - PETSc
+  - METIS
 
 ## Requirements
 
 - [CMake 3.16.0+](https://cmake.org/)
-- [Boost 1.65+](https://www.boost.org/)
+- [Boost 1.74+](https://www.boost.org/)
 
 Any of these should be available for quick install from your standard package
 manager.

dev/Requirements.txt

@@ -1,5 +1,5 @@
 contourpy==1.1.0
-Jinja2==3.1.2
+jinja2>=3.1.3
 MarkupSafe==2.1.3
 networkx==3.1
 numpy==1.24.4

doc/Mainpage.dox

@@ -1,6 +1,6 @@
 /**
   @mainpage Rodin
-* *Modern C++17 finite element method and shape optimization framework.*
+* *Modern C++20 finite element method and shape optimization framework.*
 
 
   @section what-is-rodin What is Rodin?

examples/BoundaryOptimization/CMakeLists.txt

@@ -1,5 +1,42 @@
-add_executable(BoundaryHeatConductivity BoundaryHeatConductivity.cpp)
-target_link_libraries(BoundaryHeatConductivity
+add_executable(WaveConcealing WaveConcealing.cpp)
+target_link_libraries(WaveConcealing
+  PUBLIC
+  Rodin::Geometry
+  Rodin::Solver
+  Rodin::Variational
+  Rodin::External::MMG
+  )
+
+add_executable(WaterTankSupport WaterTankSupport.cpp)
+target_link_libraries(WaterTankSupport
+  PUBLIC
+  Rodin::Geometry
+  Rodin::Solver
+  Rodin::Variational
+  Rodin::External::MMG
+  )
+
+add_executable(ClampingLocator ClampingLocator.cpp)
+target_link_libraries(ClampingLocator
+  PUBLIC
+  Rodin::Geometry
+  Rodin::Solver
+  Rodin::Variational
+  Rodin::External::MMG
+  )
+
+add_executable(CathodeAnode CathodeAnode.cpp)
+target_link_libraries(CathodeAnode
+  PUBLIC
+  Rodin::Geometry
+  Rodin::Solver
+  Rodin::Variational
+  Rodin::External::MMG
+  )
+
+
+add_executable(CoolingMaterial CoolingMaterial.cpp)
+target_link_libraries(CoolingMaterial
   PUBLIC
   Rodin::Geometry
   Rodin::Solver