Using FFTW Wrapper - fftw_plan_many_dft

mckinlk
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Green Belt
July 8, 2009 6:40 AM PDT
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#2 Reply to #1
Quoting - Kazik
Hi mckinlk,
unfortunately I cannot answer your question but maybe you could help me.
I'm also struggling with the FFTW wrapper library. Please, tell me is there any specific way you link your program? Or do you include some specific libraries (apart from #include "fftw3.h" directly in your code of course)? Or is it only
icpc Project.cpp -lfftw3
?
I would be very grateful for any comments. Now, I'm not sure if the "installation" of the wrapper library went wrong or is there some other reason (using standard g++ compiler with "pure" FFTW everything works perfect).
Thank you and I'm sorry I cannot help you.
--
Kind regards,
Kazik

When I compile for MKL, I have the following in my Makefile

LIB_DIRS += -L/opt/intel/mkl/$(MKL_VER)/lib/$(MKL_ARCH)
INC_DIRS += -I/opt/intel/mkl/$(MKL_VER)/include
INC_DIRS += -I/opt/intel/mkl/$(MKL_VER)/include/fftw
LIB_FILES += -lpthread -lfftw3xc_intel -lmkl -lm

My include remains as #include <fftw3.h> but due to the new directory paths, it gets pointed to the Intel wrapper header.


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