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added FindFFTW, but I don't think it's right yet

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This commit is contained in:
Mark Borgerding 2009-06-10 22:16:32 -04:00
parent 1c54340174
commit 4d6b962ba4
3 changed files with 33 additions and 9 deletions
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24
cmake/FindFFTW.cmake Normal file
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@ -0,0 +1,24 @@
if (FFTW_INCLUDES AND FFTW_LIBRARIES)
set(FFTW_FIND_QUIETLY TRUE)
endif (FFTW_INCLUDES AND FFTW_LIBRARIES)
find_path(FFTW_INCLUDES
NAMES
fftw3.h
PATHS
$ENV{FFTWDIR}
${INCLUDE_INSTALL_DIR}
)
find_library(FFTWF_LIB NAMES fftw3f PATHS $ENV{FFTWDIR} ${LIB_INSTALL_DIR})
find_library(FFTW_LIB NAMES fftw3 PATHS $ENV{FFTWDIR} ${LIB_INSTALL_DIR})
find_library(FFTWL_LIB NAMES fftw3l PATHS $ENV{FFTWDIR} ${LIB_INSTALL_DIR})
set(FFTW_LIBRARIES "${FFTWF_LIB} ${FFTW_LIB} ${FFTWL_LIB}" )
message(STATUS "FFTW ${FFTW_LIBRARIES}" )
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(FFTW DEFAULT_MSG
FFTW_INCLUDES FFTW_LIBRARIES)
mark_as_advanced(FFTW_INCLUDES FFTW_LIBRARIES)

6
unsupported/test/CMakeLists.txt
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@ -20,3 +20,9 @@ ei_add_test(BVH)
ei_add_test(matrixExponential)
ei_add_test(alignedvector3)
ei_add_test(FFT)
find_package(FFTW)
if(FFTW_FOUND)
ei_add_test(FFTW " " "${FFTW_LIBRARIES}" )
endif(FFTW_FOUND)

12
unsupported/test/FFT.cpp
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@ -23,11 +23,6 @@
// Eigen. If not, see <http://www.gnu.org/licenses/>.
#include "main.h"
//#define USE_FFTW
#ifdef USE_FFTW
#include <fftw3.h>
#endif
#include <unsupported/Eigen/FFT>
using namespace std;
@ -121,7 +116,7 @@ void test_complex(int nfft)
void test_FFT()
{
#if 1
CALL_SUBTEST( test_complex<float>(32) ); CALL_SUBTEST( test_complex<double>(32) ); CALL_SUBTEST( test_complex<long double>(32) );
CALL_SUBTEST( test_complex<float>(256) ); CALL_SUBTEST( test_complex<double>(256) ); CALL_SUBTEST( test_complex<long double>(256) );
CALL_SUBTEST( test_complex<float>(3*8) ); CALL_SUBTEST( test_complex<double>(3*8) ); CALL_SUBTEST( test_complex<long double>(3*8) );
@ -129,13 +124,12 @@ void test_FFT()
CALL_SUBTEST( test_complex<float>(2*3*4) ); CALL_SUBTEST( test_complex<double>(2*3*4) ); CALL_SUBTEST( test_complex<long double>(2*3*4) );
CALL_SUBTEST( test_complex<float>(2*3*4*5) ); CALL_SUBTEST( test_complex<double>(2*3*4*5) ); CALL_SUBTEST( test_complex<long double>(2*3*4*5) );
CALL_SUBTEST( test_complex<float>(2*3*4*5*7) ); CALL_SUBTEST( test_complex<double>(2*3*4*5*7) ); CALL_SUBTEST( test_complex<long double>(2*3*4*5*7) );
#endif
#if 1
CALL_SUBTEST( test_scalar<float>(32) ); CALL_SUBTEST( test_scalar<double>(32) ); CALL_SUBTEST( test_scalar<long double>(32) );
CALL_SUBTEST( test_scalar<float>(45) ); CALL_SUBTEST( test_scalar<double>(45) ); CALL_SUBTEST( test_scalar<long double>(45) );
CALL_SUBTEST( test_scalar<float>(50) ); CALL_SUBTEST( test_scalar<double>(50) ); CALL_SUBTEST( test_scalar<long double>(50) );
CALL_SUBTEST( test_scalar<float>(256) ); CALL_SUBTEST( test_scalar<double>(256) ); CALL_SUBTEST( test_scalar<long double>(256) );
CALL_SUBTEST( test_scalar<float>(2*3*4*5*7) ); CALL_SUBTEST( test_scalar<double>(2*3*4*5*7) ); CALL_SUBTEST( test_scalar<long double>(2*3*4*5*7) );
#endif
}