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make support for threaded FFTW3 consistent and incorporate it into CMake

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This now also includes threaded FFTW3 for regular FFTs, not only KOKKOS.
This commit is contained in:
Axel Kohlmeyer
2019-07-19 16:46:37 -04:00
parent 8b134cb0c9
commit 6a65deeb65
8 changed files with 78 additions and 17 deletions
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15
cmake/Modules/FindFFTW3.cmake
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@ -1,20 +1,23 @@
# - Find fftw3
# Find the native FFTW3 headers and libraries.
#
# FFTW3_INCLUDE_DIRS - where to find fftw3.h, etc.
# FFTW3_LIBRARIES - List of libraries when using fftw3.
# FFTW3_FOUND - True if fftw3 found.
# FFTW3_INCLUDE_DIRS - where to find fftw3.h, etc.
# FFTW3_LIBRARIES - List of libraries when using fftw3.
# FFTW3_OMP_LIBRARIES - List of libraries when using fftw3.
# FFTW3_FOUND - True if fftw3 found.
# FFTW3_OMP_FOUND - True if fftw3_omp found.
#
find_package(PkgConfig)
pkg_check_modules(PC_FFTW3 fftw3)
find_path(FFTW3_INCLUDE_DIR fftw3.h HINTS ${PC_FFTW3_INCLUDE_DIRS})
find_library(FFTW3_LIBRARY NAMES fftw3 HINTS ${PC_FFTW3_LIBRARY_DIRS})
find_library(FFTW3_OMP_LIBRARY NAMES fftw3_omp HINTS ${PC_FFTW3_LIBRARY_DIRS})
set(FFTW3_LIBRARIES ${FFTW3_LIBRARY})
set(FFTW3_INCLUDE_DIRS ${FFTW3_INCLUDE_DIR})
set(FFTW3_LIBRARIES ${FFTW3_LIBRARY})
set(FFTW3_OMP_LIBRARIES ${FFTW3_OMP_LIBRARY})
include(FindPackageHandleStandardArgs)
# handle the QUIETLY and REQUIRED arguments and set FFTW3_FOUND to TRUE
@ -22,4 +25,4 @@ include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(FFTW3 DEFAULT_MSG FFTW3_LIBRARY FFTW3_INCLUDE_DIR)
mark_as_advanced(FFTW3_INCLUDE_DIR FFTW3_LIBRARY )
mark_as_advanced(FFTW3_INCLUDE_DIR FFTW3_LIBRARY FFTW3_OMP_LIBRARY)