13 Commits

Author	SHA1	Message	Date
Gael Guennebaud	852077fbc9	still test fftw even if the binary for long double is not available	2011-01-28 16:54:01 +01:00
Mark Borgerding	3565e89be2	minor edit	2010-03-07 23:57:02 -05:00
Mark Borgerding	101cc03176	merge	2010-03-07 23:46:26 -05:00
Mark Borgerding	e31929337e	needed different proxy return types for fwd,inv to work around static asserts	2010-03-07 22:05:48 -05:00
Mark Borgerding	5b2c8b77df	created FFT::fwd and FFT::inv with ReturnByValue	2010-03-07 21:31:06 -05:00
Mark Borgerding	f200c84d9f	merge	2010-02-16 21:41:04 -05:00
Mark Borgerding	8f51a4ac90	found out about little-documented FFTW_PRESERVE_INPUT which has effect on c2r transforms	2010-02-16 20:44:48 -05:00
Mark Borgerding	1d342e135c	changed destination argument to reference	2010-01-22 22:52:13 -05:00
Mark Borgerding	141c746fc7	if the src.stride() != 1, then the layout is not continuous -- need to copy to temporary	2010-01-22 01:17:36 -05:00
Mark Borgerding	cd7912313d	changed FFT function vector and Matrix args to pointer as Benoit suggested ... implemented 2D Complex FFT for FFTW impl	2010-01-22 00:35:03 -05:00
Mark Borgerding	012cd62c81	explicitly cast to use the acos(long double)	2009-12-02 22:58:34 -05:00
Mark Borgerding	e5c91b4e95	removed troublesome M_PI and M_PIl constants	2009-12-02 17:23:09 -05:00
Mark Borgerding	a39de276a9	added the test case for FFTW	2009-09-14 01:52:26 -04:00