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    發布日期: 2023-11-09
  • 語言: 其他
  • 標簽: fftw-3.2.1??

資源簡介

Linux下的快速傅里葉變換fftw-3.2.1,官網已沒有資源,許多軟件需要低版本的fftw才能正常使用

資源截圖

代碼片段和文件信息

/*
?*?Copyright?(c)?2003?2007-8?Matteo?Frigo
?*?Copyright?(c)?2003?2007-8?Massachusetts?Institute?of?Technology
?*
?*?This?program?is?free?software;?you?can?redistribute?it?and/or?modify
?*?it?under?the?terms?of?the?GNU?General?Public?License?as?published?by
?*?the?Free?Software?Foundation;?either?version?2?of?the?License?or
?*?(at?your?option)?any?later?version.
?*
?*?This?program?is?distributed?in?the?hope?that?it?will?be?useful
?*?but?WITHOUT?ANY?WARRANTY;?without?even?the?implied?warranty?of
?*?MERCHANTABILITY?or?FITNESS?FOR?A?PARTICULAR?PURPOSE.??See?the
?*?GNU?General?Public?License?for?more?details.
?*
?*?You?should?have?received?a?copy?of?the?GNU?General?Public?License
?*?along?with?this?program;?if?not?write?to?the?Free?Software
?*?Foundation?Inc.?59?Temple?Place?Suite?330?Boston?MA??02111-1307??USA
?*
?*/

#include?“api.h“

static?plan?*mkplan0(planner?*plnr?unsigned?flags?
?????const?problem?*prb?int?hash_info?
?????wisdom_state_t?wisdom_state)
WITH_ALIGNED_STACK({
?????/*?map?API?flags?into?FFTW?flags?*/
?????X(mapflags)(plnr?flags);

?????plnr->flags.hash_info?=?hash_info;
?????plnr->wisdom_state?=?wisdom_state;

?????/*?create?plan?*/
?????return?plnr->adt->mkplan(plnr?prb);
})

static?void?aligned_awake(plan?*ego?enum?wakefulness?wakefulness)
WITH_ALIGNED_STACK({
?????X(plan_awake)(ego?wakefulness);
})

static?unsigned?force_estimator(unsigned?flags)
{
?????flags?&=?~(FFTW_MEASURE?|?FFTW_PATIENT?|?FFTW_EXHAUSTIVE);
?????return?(flags?|?FFTW_ESTIMATE);
}

static?plan?*mkplan(planner?*plnr?unsigned?flags?
????const?problem?*prb?int?hash_info)
{
?????plan?*pln;

?????pln?=?mkplan0(plnr?flags?prb?hash_info?WISDOM_NORMAL);

?????if?(plnr->wisdom_state?==?WISDOM_NORMAL?&&?!pln)?{
??/*?maybe?the?planner?failed?because?of?inconsistent?wisdom;
?????plan?again?ignoring?infeasible?wisdom?*/
??pln?=?mkplan0(plnr?force_estimator(flags)?prb?
hash_info?WISDOM_IGNORE_INFEASIBLE);
?????}

?????if?(plnr->wisdom_state?==?WISDOM_IS_BOGUS)?{
??/*?if?the?planner?detected?a?wisdom?inconsistency
?????forget?all?wisdom?and?plan?again?*/
??plnr->adt->forget(plnr?FORGET_EVERYTHING);

??A(!pln);
??pln?=?mkplan0(plnr?flags?prb?hash_info?WISDOM_NORMAL);

??if?(plnr->wisdom_state?==?WISDOM_IS_BOGUS)?{
???????/*?if?it?still?fails?plan?without?wisdom?*/
???????plnr->adt->forget(plnr?FORGET_EVERYTHING);

???????A(!pln);
???????pln?=?mkplan0(plnr?force_estimator(flags)?
?????prb?hash_info?WISDOM_IGNORE_ALL);
??}
?????}

?????return?pln;
}

apiplan?*X(mkapiplan)(int?sign?unsigned?flags?problem?*prb)
{
?????apiplan?*p?=?0;
?????plan?*pln;
?????unsigned?flags_used_for_planning;
?????planner?*plnr?=?X(the_planner)();
?????unsigned?int?pats[]?=?{FFTW_ESTIMATE?FFTW_MEASURE
????FFTW_PATIENT?FFTW_EXHAUSTIVE};
?????int?pat?pat_max;

?????if?(flags?&?FFTW_WISDOM_ONLY)?{
??/*?Special?mode?that?returns?a?plan?only?if?wisdom?is?present
?????and?returns?0?otherwise.??This?is?now?documented?in?the?manua

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????34470??2009-02-10?08:50??fftw-3.2.1\aclocal.m4

?????文件???????3538??2008-11-11?09:18??fftw-3.2.1\api\api.h

?????文件???????5124??2008-11-11?09:18??fftw-3.2.1\api\apiplan.c

?????文件???????1109??2008-11-11?09:18??fftw-3.2.1\api\configure.c

?????文件???????1198??2008-11-11?09:18??fftw-3.2.1\api\execute-dft-c2r.c

?????文件???????1198??2008-11-11?09:18??fftw-3.2.1\api\execute-dft-r2c.c

?????文件???????1216??2008-11-11?09:18??fftw-3.2.1\api\execute-dft.c

?????文件???????1094??2008-11-11?09:18??fftw-3.2.1\api\execute-r2r.c

?????文件???????1203??2008-11-11?09:18??fftw-3.2.1\api\execute-split-dft-c2r.c

?????文件???????1200??2008-11-11?09:18??fftw-3.2.1\api\execute-split-dft-r2c.c

?????文件???????1124??2008-11-11?09:18??fftw-3.2.1\api\execute-split-dft.c

?????文件????????973??2008-11-11?09:18??fftw-3.2.1\api\execute.c

?????文件???????1058??2008-11-11?09:18??fftw-3.2.1\api\export-wisdom-to-file.c

?????文件???????1966??2008-11-11?09:18??fftw-3.2.1\api\export-wisdom-to-string.c

?????文件???????1381??2008-11-11?09:18??fftw-3.2.1\api\export-wisdom.c

?????文件???????4898??2008-11-11?09:18??fftw-3.2.1\api\f77api.c

?????文件??????14586??2008-11-11?09:18??fftw-3.2.1\api\f77funcs.h

?????文件???????2447??2009-02-10?08:57??fftw-3.2.1\api\fftw3.f

?????文件??????16123??2008-11-11?09:18??fftw-3.2.1\api\fftw3.h

?????文件???????1348??2008-11-11?09:18??fftw-3.2.1\api\flops.c

?????文件????????976??2008-11-11?09:18??fftw-3.2.1\api\forget-wisdom.c

?????文件????????145??2006-08-18?09:44??fftw-3.2.1\api\guru.h

?????文件????????153??2006-08-18?09:44??fftw-3.2.1\api\guru64.h

?????文件???????1524??2008-11-11?09:18??fftw-3.2.1\api\import-system-wisdom.c

?????文件???????2024??2008-11-11?09:18??fftw-3.2.1\api\import-wisdom-from-file.c

?????文件???????1453??2008-11-11?09:18??fftw-3.2.1\api\import-wisdom-from-string.c

?????文件???????1386??2008-11-11?09:18??fftw-3.2.1\api\import-wisdom.c

?????文件???????2285??2006-12-19?02:50??fftw-3.2.1\api\Makefile.am

?????文件??????24675??2009-02-10?08:50??fftw-3.2.1\api\Makefile.in

?????文件????????971??2008-11-11?09:18??fftw-3.2.1\api\malloc.c

............此處省略1116個文件信息

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