# This file is part of t8code.
# t8code is a C library to manage a collection (a forest) of multiple
# connected adaptive space-trees of general element types in parallel.
#
# Copyright (C) 2025 the developers
#
# t8code is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# t8code is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with t8code; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
if ( T8CODE_BUILD_AS_SHARED_LIBRARY )
add_library( T8 SHARED )
set_target_properties( T8 PROPERTIES VERSION ${T8CODE_VERSION_MAJOR}.${T8CODE_VERSION_MINOR}.${T8CODE_VERSION_PATCH} SOVERSION ${T8CODE_VERSION_RAW})
set_target_properties( T8 PROPERTIES POSITION_INDEPENDENT_CODE ON )
else()
add_library( T8 STATIC )
endif()
target_compile_features( T8 PUBLIC c_std_11 cxx_std_20 )
add_library( T8CODE::T8 ALIAS T8 )
target_compile_definitions( T8 PUBLIC T8_TEST_LEVEL_INT=${T8_TEST_LEVEL_INT})
if( CMAKE_BUILD_TYPE STREQUAL "Release" )
set (T8_CXXFLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_RELEASE}")
set (T8_CFLAGS "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_RELEASE}")
endif()
if( CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo" )
set (T8_CXXFLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
set (T8_CFLAGS "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_RELWITHDEBINFO}")
endif()
if( CMAKE_BUILD_TYPE STREQUAL "Debug" )
set (T8_CXXFLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_DEBUG}")
set (T8_CFLAGS "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_DEBUG}")
target_compile_definitions( T8 PUBLIC T8_ENABLE_DEBUG=1 )
endif()
if( T8CODE_EXPORT_COMPILE_COMMANDS )
set_target_properties( T8 PROPERTIES EXPORT_COMPILE_COMMANDS ON )
endif( T8CODE_EXPORT_COMPILE_COMMANDS )
set_target_properties( T8 PROPERTIES OUTPUT_NAME t8 )
target_include_directories( T8 PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_PREFIX}/include>
)
target_link_libraries( T8 PUBLIC P4EST::P4EST SC::SC )
if ( T8CODE_ENABLE_MPI )
target_compile_definitions( T8 PUBLIC T8_ENABLE_MPI=1 )
target_compile_definitions( T8 PUBLIC T8_ENABLE_MPIIO=1 )
target_link_libraries( T8 PUBLIC MPI::MPI_C )
endif()
if( T8CODE_ENABLE_VTK )
set (T8CODE_VTK_VERSION_USED "${VTK_MAJOR_VERSION}.${VTK_MINOR_VERSION}")
# Define T8_VTK_VERSION_USED for internal and external use in source files.
# Note, external libraries linking against t8code (i.e. using find_package ( T8CODE REQUIRED )) can
# use T8_VTK_VERSION_USED in source code and T8CODE_VTK_VERSION_USED (defined in config.cmake.in) in their CMake scripts.
target_compile_definitions( T8 PUBLIC T8_VTK_VERSION_USED="${T8CODE_VTK_VERSION_USED}" )
target_compile_definitions( T8 PUBLIC T8_ENABLE_VTK=1 )
target_include_directories( T8 PUBLIC ${VTK_INCLUDE_DIR} )
target_link_libraries( T8 PUBLIC ${VTK_LIBRARIES} )
target_sources(T8 PRIVATE
t8_vtk/t8_with_vtk/t8_vtk_parallel.cxx
t8_vtk/t8_with_vtk/t8_vtk_polydata.cxx
t8_vtk/t8_with_vtk/t8_vtk_unstructured.cxx
t8_vtk/t8_with_vtk/t8_vtk_reader.cxx
)
install( FILES
t8_vtk/t8_with_vtk/t8_vtk_parallel.hxx
t8_vtk/t8_with_vtk/t8_vtk_polydata.hxx
t8_vtk/t8_with_vtk/t8_vtk_unstructured.hxx
t8_vtk/t8_with_vtk/t8_vtk_reader.hxx
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/t8_vtk/t8_with_vtk
)
endif()
if( T8CODE_ENABLE_OCC )
target_compile_definitions( T8 PUBLIC T8_ENABLE_OCC=1 )
target_include_directories( T8 SYSTEM PUBLIC ${OpenCASCADE_INCLUDE_DIR} )
target_link_libraries( T8 PUBLIC ${OpenCASCADE_LIBRARIES} )
target_sources(T8 PRIVATE
t8_geometry/t8_geometry_implementations/t8_geometry_cad.cxx
t8_cad/t8_cad.cxx
)
install( FILES
t8_geometry/t8_geometry_implementations/t8_geometry_cad.hxx
t8_geometry/t8_geometry_implementations/t8_geometry_cad.h
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/t8_geometry/t8_geometry_implementations
)
install( FILES
t8_cad/t8_cad.hxx
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/t8_cad
)
endif()
if( T8CODE_BUILD_PEDANTIC )
target_compile_options( T8 PUBLIC -pedantic )
set (T8_CXXFLAGS "${T8_CXXFLAGS} -Wpedantic")
set (T8_CFLAGS "${T8_CFLAGS} -Wpedantic")
endif()
if( T8CODE_BUILD_WALL)
target_compile_options( T8 PUBLIC -Wall )
set (T8_CXXFLAGS "${T8_CXXFLAGS} -Wall")
set (T8_CFLAGS "${T8_CFLAGS} -Wall")
endif()
if( T8CODE_BUILD_WERROR )
target_compile_options( T8 PUBLIC -Werror )
set (T8_CXXFLAGS "${T8_CXXFLAGS} -Werror")
set (T8_CFLAGS "${T8_CFLAGS} -Werror")
endif()
if( T8CODE_BUILD_WEXTRA )
target_compile_options( T8 PUBLIC -Wextra )
set (T8_CXXFLAGS "${T8_CXXFLAGS} -Wextra")
set (T8_CFLAGS "${T8_CFLAGS} -Wextra")
endif()
target_sources( T8 PRIVATE
t8.c
t8_eclass.c
t8_element_shape.c
t8_element.cxx
t8_refcount.c
t8_version.c
t8_vtk.c
t8_cmesh/t8_cmesh.cxx
t8_cmesh/t8_cmesh_cad.cxx
t8_cmesh/t8_cmesh_geometry.cxx
t8_cmesh/t8_cmesh_examples.cxx
t8_cmesh/t8_cmesh_helpers.cxx
t8_cmesh/t8_cmesh_internal/t8_cmesh_commit.cxx
t8_cmesh/t8_cmesh_internal/t8_cmesh_copy.c
t8_cmesh/t8_cmesh_internal/t8_cmesh_offset.c
t8_cmesh/t8_cmesh_internal/t8_cmesh_partition.cxx
t8_cmesh/t8_cmesh_internal/t8_cmesh_stash.c
t8_cmesh/t8_cmesh_internal/t8_cmesh_trees.cxx
t8_cmesh/t8_cmesh_vertex_connectivity/t8_cmesh_vertex_conn_tree_to_vertex.cxx
t8_cmesh/t8_cmesh_vertex_connectivity/t8_cmesh_vertex_conn_vertex_to_tree.cxx
t8_cmesh/t8_cmesh_vertex_connectivity/t8_cmesh_vertex_connectivity.cxx
t8_cmesh/t8_cmesh_io/t8_cmesh_readmshfile.cxx
t8_cmesh/t8_cmesh_io/t8_cmesh_save.cxx
t8_cmesh/t8_cmesh_io/t8_cmesh_triangle.cxx
t8_data/t8_shmem.c
t8_data/t8_containers.cxx
t8_forest/t8_forest_adapt.cxx
t8_forest/t8_forest_partition.cxx
t8_forest/t8_forest_partition_for_coarsening.cxx
t8_forest/t8_forest_pfc_helper.cxx
t8_forest/t8_forest.cxx
t8_forest/t8_forest_private.cxx
t8_forest/t8_forest_ghost.cxx
t8_forest/t8_forest_iterate.cxx
t8_forest/t8_forest_balance.cxx
t8_forest/t8_forest_search/t8_forest_search.cxx
t8_geometry/t8_geometry.cxx
t8_geometry/t8_geometry_helpers.c
t8_geometry/t8_geometry_base.cxx
t8_geometry/t8_geometry_handler.cxx
t8_geometry/t8_geometry_with_vertices.cxx
t8_geometry/t8_geometry_implementations/t8_geometry_analytic.cxx
t8_geometry/t8_geometry_implementations/t8_geometry_linear.cxx
t8_geometry/t8_geometry_implementations/t8_geometry_linear_axis_aligned.cxx
t8_geometry/t8_geometry_implementations/t8_geometry_lagrange.cxx
t8_geometry/t8_geometry_implementations/t8_geometry_zero.cxx
t8_geometry/t8_geometry_implementations/t8_geometry_examples.cxx
t8_schemes/t8_scheme.cxx
t8_schemes/t8_default/t8_default.cxx
t8_schemes/t8_default/t8_default_hex/t8_default_hex.cxx
t8_schemes/t8_default/t8_default_hex/t8_dhex_bits.c
t8_schemes/t8_default/t8_default_line/t8_default_line.cxx
t8_schemes/t8_default/t8_default_line/t8_dline_bits.c
t8_schemes/t8_default/t8_default_prism/t8_default_prism.cxx
t8_schemes/t8_default/t8_default_prism/t8_dprism_bits.c
t8_schemes/t8_default/t8_default_pyramid/t8_default_pyramid.cxx
t8_schemes/t8_default/t8_default_pyramid/t8_dpyramid_bits.c
t8_schemes/t8_default/t8_default_pyramid/t8_dpyramid_connectivity.c
t8_schemes/t8_default/t8_default_quad/t8_default_quad.cxx
t8_schemes/t8_default/t8_default_quad/t8_default_quad_bits.cxx
t8_schemes/t8_default/t8_default_tet/t8_default_tet.cxx
t8_schemes/t8_default/t8_default_tet/t8_dtet_bits.c
t8_schemes/t8_default/t8_default_tet/t8_dtet_connectivity.c
t8_schemes/t8_default/t8_default_tri/t8_default_tri.cxx
t8_schemes/t8_default/t8_default_tri/t8_dtri_bits.c
t8_schemes/t8_default/t8_default_tri/t8_dtri_connectivity.c
t8_schemes/t8_default/t8_default_vertex/t8_default_vertex.cxx
t8_types/t8_vec.cxx
t8_schemes/t8_standalone/t8_standalone.cxx
t8_vtk/t8_vtk_writer.cxx
t8_vtk/t8_vtk_write_ASCII.cxx
t8_vtk/t8_vtk_writer_helper.cxx
)
target_compile_definitions( T8 PUBLIC T8_CMAKE_BUILD )
target_compile_definitions( T8 PUBLIC T8_CC="${CMAKE_C_COMPILER}" )
target_compile_definitions( T8 PUBLIC T8_CFLAGS="${T8_CFLAGS}" )
target_compile_definitions( T8 PUBLIC T8_CXX="${CMAKE_CXX_COMPILER}" )
target_compile_definitions( T8 PUBLIC T8_CXXFLAGS="${T8_CXXFLAGS}" )
target_compile_definitions( T8 PUBLIC T8_LDFLAGS="${CMAKE_SHARED_LINKER_FLAGS}" )
target_compile_definitions( T8 PUBLIC T8_PACKAGE_STRING="t8 ${T8CODE_VERSION}" )
target_compile_definitions( T8 PUBLIC T8_VERSION="${T8CODE_VERSION}" )
target_compile_definitions( T8 PUBLIC T8_VERSION_MAJOR=${T8CODE_VERSION_MAJOR} )
target_compile_definitions( T8 PUBLIC T8_VERSION_MINOR=${T8CODE_VERSION_MINOR} )
target_compile_definitions( T8 PUBLIC T8_VERSION_PATCH=${T8CODE_VERSION_PATCH} )
target_compile_definitions( T8 PUBLIC T8_VERSION_POINT=${T8CODE_VERSION_POINT} )
get_target_property( T8_LIBS_LIST T8 LINK_LIBRARIES )
string( REPLACE ";" " " T8_LIBS "${T8_LIBS_LIST}" )
target_compile_definitions( T8 PUBLIC T8_LIBS="${T8_LIBS}" )
install( FILES
t8.h
t8_eclass.h
t8_element.h
t8_element_shape.h
t8_mat.h
t8_refcount.h
t8_version.h
t8_vtk.h
t8_with_macro_error.h
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
)
# Note: Some of the created install directories will be empty, for example t8_cmesh/t8_cmesh_internal
# since none of the files in them should be installed.
# However, CMake still creates the folder. It would be better if it did not do so.
# It seems like we cannot force CMake to not create the folder.
# See https://gitlab.kitware.com/cmake/cmake/-/issues/19189
install( DIRECTORY t8_helper_functions
DESTINATION PRIVATE_HEADER
FILES_MATCHING
PATTERN "*.hxx"
)
install( DIRECTORY t8_cmesh
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
FILES_MATCHING
PATTERN "*.h"
PATTERN "*.hxx"
PATTERN "t8_cmesh/t8_cmesh_internal*" EXCLUDE
PATTERN "t8_cmesh/t8_cmesh_vertex_connectivity/t8_cmesh_vertex_connectivity.hxx" EXCLUDE
PATTERN "t8_cmesh/t8_cmesh_vertex_connectivity/t8_cmesh_vertex_conn_*.hxx" EXCLUDE
)
install( DIRECTORY t8_data
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
FILES_MATCHING
PATTERN "*.h"
PATTERN "*.hxx"
)
install( DIRECTORY t8_forest
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
FILES_MATCHING
PATTERN "*.h"
PATTERN "*.hxx"
PATTERN "t8_forest/t8_forest_balance.h" EXCLUDE
PATTERN "t8_forest/t8_forest_ghost.h " EXCLUDE
PATTERN "t8_forest/t8_forest_private.h" EXCLUDE
)
install( DIRECTORY t8_geometry
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
FILES_MATCHING
PATTERN "*.h"
PATTERN "*.hxx"
PATTERN "t8_geometry/t8_geometry_implementations/t8_geometry_cad.h" EXCLUDE
PATTERN "t8_geometry/t8_geometry_implementations/t8_geometry_cad.hxx" EXCLUDE
)
install( DIRECTORY t8_schemes
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
FILES_MATCHING
PATTERN "*.h"
PATTERN "*.hxx"
)
install( DIRECTORY t8_vtk
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
FILES_MATCHING
PATTERN "*.h"
PATTERN "*.hxx"
PATTERN "t8_vtk/t8_with_vtk/t8_vtk_parallel.hxx" EXCLUDE
PATTERN "t8_vtk/t8_with_vtk/t8_vtk_polydata.hxx" EXCLUDE
PATTERN "t8_vtk/t8_with_vtk/t8_vtk_unstructured.hxx" EXCLUDE
PATTERN "t8_vtk/t8_vtk_write_ASCII.hxx" EXCLUDE
PATTERN "t8_vtk/t8_vtk_writer_helper.hxx" EXCLUDE
)
install( DIRECTORY t8_types
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
FILES_MATCHING
PATTERN "*.hxx"
PATTERN "*.h"
)
install( TARGETS T8
EXPORT ${PROJECT_NAME}-targets
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
)
include( CMakePackageConfigHelpers )
configure_package_config_file( ${CMAKE_CURRENT_LIST_DIR}/config.cmake.in
${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/${PROJECT_NAME}Config.cmake
INSTALL_DESTINATION cmake
)
write_basic_package_version_file( ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/${PROJECT_NAME}ConfigVersion.cmake
COMPATIBILITY SameMajorVersion
VERSION "${T8CODE_VERSION_MAJOR}.${T8CODE_VERSION_MINOR}.${T8CODE_VERSION_PATCH}"
)
install( EXPORT ${PROJECT_NAME}-targets
NAMESPACE ${PROJECT_NAME}::
DESTINATION cmake
)
install( FILES
${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/${PROJECT_NAME}Config.cmake
${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/${PROJECT_NAME}ConfigVersion.cmake
DESTINATION cmake
)
