srcs repos

examples/gmsh_api/my_code.cpp

@@ -210,7 +210,10 @@ int main(int argc, char **argv)
             Eigen::Matrix<double, 2, 2> jacobinvtrans = jacobinv.transpose();
             std::cout << "\ttranspose of the inverse of the first jacobian (Eigen):\n" 
                       << jacobinvtrans.format(fmt) << "\n";
-
+            Eigen::Matrix<double, 3, Eigen::Dynamic> B_matrix;
+            B_matrix(0,0) = 0.;
+            std::cout << "\ttranspose of the inverse of the first jacobian (Eigen):\n" 
+                      << B_matrix.format(fmt) << "\n";
             for (int j = 0; j < weights.size(); ++j){ // looping over the number of gauss points ( = number of shape functions (A VERIF))
                 
             }

srcs/srcs_BEM/CMakeLists.txt

+PROJECT(MATH0471 CXX)
+CMAKE_MINIMUM_REQUIRED(VERSION 3.12)
+
+# ------------------------------------------------------------------------------
+# Find libraries and setup compiler
+# ------------------------------------------------------------------------------
+
+# build type is "" by default in Linux
+IF(NOT CMAKE_BUILD_TYPE)
+    SET( CMAKE_BUILD_TYPE "Release" CACHE STRING "" FORCE)
+ENDIF()
+
+# enable C++11
+SET(CMAKE_CXX_STANDARD 11)
+SET(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+IF(APPLE)
+    # on macOS, do not give priority to frameworks/apps
+    SET(CMAKE_FIND_APPBUNDLE LAST)
+    SET(CMAKE_FIND_FRAMEWORK LAST)
+ENDIF()
+
+# find gmsh-sdk
+# gmsh.h
+FIND_PATH(GMSH_INCLUDE_DIRS NAMES "gmsh.h")
+MESSAGE(STATUS "GMSH_INCLUDE_DIRS=" ${GMSH_INCLUDE_DIRS})
+if(NOT GMSH_INCLUDE_DIRS)
+    MESSAGE(FATAL_ERROR "gmsh.h not found!")
+ENDIF()
+INCLUDE_DIRECTORIES(${GMSH_INCLUDE_DIRS})
+
+# libgmsh.so
+FIND_LIBRARY(GMSH_LIBRARIES gmsh)
+MESSAGE(STATUS "GMSH_LIBRARIES=" ${GMSH_LIBRARIES})
+IF(NOT GMSH_LIBRARIES)
+    MESSAGE(FATAL_ERROR "gmsh library not found!")
+ENDIF()
+
+# find Eigen
+find_path(EIGEN_INCLUDE_DIRS "Eigen/Dense" 
+          PATHS "${PROJECT_SOURCE_DIR}/lib/eigen" "/usr/include/eigen3")
+MESSAGE(STATUS "EIGEN_INCLUDE_DIRS=" ${EIGEN_INCLUDE_DIRS})
+IF(NOT EIGEN_INCLUDE_DIRS)
+    MESSAGE(FATAL_ERROR "Eigen include dir not found!")
+ENDIF()
+INCLUDE_DIRECTORIES(${EIGEN_INCLUDE_DIRS})
+
+# ------------------------------------------------------------------------------
+
+FILE(GLOB SRCS *.cpp)
+ADD_EXECUTABLE(solver ${SRCS})
+TARGET_LINK_LIBRARIES(solver ${GMSH_LIBRARIES})

srcs/srcs_FEM/CMakeLists.txt

+PROJECT(MATH0471 CXX)
+CMAKE_MINIMUM_REQUIRED(VERSION 3.12)
+
+# ------------------------------------------------------------------------------
+# Find libraries and setup compiler
+# ------------------------------------------------------------------------------
+
+# build type is "" by default in Linux
+IF(NOT CMAKE_BUILD_TYPE)
+    SET( CMAKE_BUILD_TYPE "Release" CACHE STRING "" FORCE)
+ENDIF()
+
+# enable C++11
+SET(CMAKE_CXX_STANDARD 11)
+SET(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+IF(APPLE)
+    # on macOS, do not give priority to frameworks/apps
+    SET(CMAKE_FIND_APPBUNDLE LAST)
+    SET(CMAKE_FIND_FRAMEWORK LAST)
+ENDIF()
+
+# find gmsh-sdk
+# gmsh.h
+FIND_PATH(GMSH_INCLUDE_DIRS NAMES "gmsh.h")
+MESSAGE(STATUS "GMSH_INCLUDE_DIRS=" ${GMSH_INCLUDE_DIRS})
+if(NOT GMSH_INCLUDE_DIRS)
+    MESSAGE(FATAL_ERROR "gmsh.h not found!")
+ENDIF()
+INCLUDE_DIRECTORIES(${GMSH_INCLUDE_DIRS})
+
+# libgmsh.so
+FIND_LIBRARY(GMSH_LIBRARIES gmsh)
+MESSAGE(STATUS "GMSH_LIBRARIES=" ${GMSH_LIBRARIES})
+IF(NOT GMSH_LIBRARIES)
+    MESSAGE(FATAL_ERROR "gmsh library not found!")
+ENDIF()
+
+# find Eigen
+find_path(EIGEN_INCLUDE_DIRS "Eigen/Dense" 
+          PATHS "${PROJECT_SOURCE_DIR}/lib/eigen" "/usr/include/eigen3")
+MESSAGE(STATUS "EIGEN_INCLUDE_DIRS=" ${EIGEN_INCLUDE_DIRS})
+IF(NOT EIGEN_INCLUDE_DIRS)
+    MESSAGE(FATAL_ERROR "Eigen include dir not found!")
+ENDIF()
+INCLUDE_DIRECTORIES(${EIGEN_INCLUDE_DIRS})
+
+# ------------------------------------------------------------------------------
+
+FILE(GLOB SRCS *.cpp)
+ADD_EXECUTABLE(solver ${SRCS})
+TARGET_LINK_LIBRARIES(solver ${GMSH_LIBRARIES})