Commit e3b58a6b authored by Jakub Klinkovský's avatar Jakub Klinkovský
Browse files

Merge branch 'JK/hypre' into 'develop' 

Hypre wrappers

See merge request !136
parents caf095a8 ecb421e8

Documentation/Doxyfile

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@@ -2123,6 +2123,7 @@ INCLUDE_FILE_PATTERNS = 
PREDEFINED = DOXYGEN_ONLY

PREDEFINED += HAVE_MPI

PREDEFINED += HAVE_CUDA

PREDEFINED += HAVE_HYPRE



# If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then this

# tag can be used to specify a list of macro names that should be expanded. The

Documentation/Pages/main-page.md

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@@ -178,6 +178,11 @@ computing platform, and (optionally) some libraries. 
      <td> </td>

      <td> Only used for the compilation of the `tnl-decompose-mesh` tool. </td>

  </tr>

  <tr><td> [Hypre](https://github.com/hypre-space/hypre) </td>

      <td> \ref Hypre "Wrappers for Hypre solvers" </td>

      <td> `-DHAVE_HYPRE -lHYPRE` </td>

      <td> Attention should be paid to Hypre build options, e.g. `--enable-bigint`. </td>

  </tr>

  <tr><td> [libpng](http://www.libpng.org/pub/png/libpng.html) </td>

      <td> \ref TNL::Images "Image processing" classes </td>

      <td> `-DHAVE_PNG_H -lpng` </td>

cmake/FindHypre.cmake

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################################################################################

#

# \file      FindHypre.cmake

# \copyright 2012-2015 J. Bakosi,

#            2016-2018 Los Alamos National Security, LLC.,

#            2019-2021 Triad National Security, LLC.

#            All rights reserved. See the LICENSE file for details.

# \brief     Find the Hypre library from LLNL

#

################################################################################



# Hypre: https://github.com/LLNL/hypre

#

#  HYPRE_FOUND - System has Hypre

#  HYPRE_INCLUDE_DIRS - The Hypre include directory

#  HYPRE_LIBRARIES - The libraries needed to use Hypre

#

#  Set HYPRE_ROOT before calling find_package to a path to add an additional

#  search path, e.g.,

#

#  Usage:

#

#  set(HYPRE_ROOT "/path/to/custom/hypre") # prefer over system

#  find_package(Hypre)

#  if(HYPRE_FOUND)

#    target_link_libraries (TARGET ${HYPRE_LIBRARIES})

#  endif()



function(_HYPRE_GET_VERSION _OUT_ver _version_hdr)

  file(STRINGS ${_version_hdr} _contents REGEX "#define HYPRE_RELEASE_VERSION[ \t]+")

  if(_contents)

    string(REGEX REPLACE "\"" "" _cont "${_contents}")

    string(REGEX REPLACE ".*#define HYPRE_RELEASE_VERSION[ \t]+([0-9.]+).*" "\\1" ${_OUT_ver} "${_cont}")

    if(NOT ${${_OUT_ver}} MATCHES "[0-9]+")

        message(FATAL_ERROR "Version parsing failed for HYPRE_RELEASE_VERSION in ${_version_hdr}!")

    endif()

    set(${_OUT_ver} ${${_OUT_ver}} PARENT_SCOPE)

 elseif(EXISTS ${_version_hdr})

    message(FATAL_ERROR "No HYPRE_RELEASE_VERSION in ${_version_hdr}")

 else()

    message(FATAL_ERROR "Include file ${_version_hdr} does not exist")

  endif()

endfunction()



# If already in cache, be silent

if(HYPRE_INCLUDE_DIRS AND HYPRE_LIBRARIES)

  set (HYPRE_FIND_QUIETLY TRUE)

endif()



if (HYPRE_ROOT)

  set(HYPRE_SEARCH_OPTS NO_DEFAULT_PATH)

else()

  set(HYPRE_ROOT "/usr")

endif()



find_path(HYPRE_INCLUDE_DIR NAMES HYPRE.h

                            PATH_SUFFIXES hypre

                            HINTS ${HYPRE_ROOT}/include ${HYPRE_ROOT}/include/hypre

                            ${HYPRE_SEARCH_OPTS})



if(HYPRE_INCLUDE_DIR)

  _HYPRE_GET_VERSION(HYPRE_VERSION ${HYPRE_INCLUDE_DIR}/HYPRE_config.h)

  set(HYPRE_INCLUDE_DIRS ${HYPRE_INCLUDE_DIR})

else()

  set(HYPRE_VERSION 0.0.0)

  set(HYPRE_INCLUDE_DIRS "")

endif()



find_library(HYPRE_LIBRARY NAMES HYPRE HINTS ${HYPRE_ROOT}/lib)



set(HYPRE_LIBRARIES ${HYPRE_LIBRARY})



# Handle the QUIETLY and REQUIRED arguments and set HYPRE_FOUND to TRUE if

# all listed variables are TRUE.

INCLUDE(FindPackageHandleStandardArgs)

FIND_PACKAGE_HANDLE_STANDARD_ARGS(Hypre REQUIRED_VARS HYPRE_LIBRARIES HYPRE_INCLUDE_DIRS VERSION_VAR HYPRE_VERSION)



MARK_AS_ADVANCED(HYPRE_INCLUDE_DIRS HYPRE_LIBRARIES)

src/Examples/CMakeLists.txt

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add_subdirectory( Hypre )



#add_subdirectory( simple-examples )

#add_subdirectory( Hamilton-Jacobi )

#add_subdirectory( heat-equation )

src/Examples/Hypre/CMakeLists.txt

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if( ${BUILD_MPI} )

   find_package(Hypre)

   if( ${HYPRE_FOUND} )

      foreach( source IN ITEMS hypre-ex5.c tnl-hypre-ex5.cpp )

         string( REGEX REPLACE "\.cpp|\.c" "" target ${source} )

         add_executable( ${target} ${source} )

         target_compile_definitions( ${target} PUBLIC "-DHAVE_HYPRE" )

         target_include_directories( ${target} PUBLIC ${HYPRE_INCLUDE_DIRS} )

         target_link_libraries( ${target} ${HYPRE_LIBRARIES} -lm )

         install( TARGETS ${target} RUNTIME DESTINATION bin )

      endforeach()

   endif()

endif()