;Example?3?-?1.?Generation?of?Twiddle?Factor?for?Float-Point?Complex?Radix-2?FFT?C?Listing


/***************************************************************/
/*	twiFactor?---?pointer?to?the?twiddle?factor?array??????*/
/*	wLen????????---?length?of?FFT			???????*/
/***************************************************************/

struct	complexData{
????????????float?re;
????????????float?im;
????????};

void?gen_w_r2（struct?complexData?*?twiFactor?int?wLen）
{
?????int?	iFactor;
?????float?stepFactor;
??????
?????stepFactor=2.0*pi/wLen;??????
?????for?（iFactor=0;?iFactor<（wLen>>1）;?iFactor++）{
????????????twiFactor[iFactor].re?=?cos（stepFactor*iFactor）;
????????????twiFactor[iFactor].im?=?sin（stepFactor*iFactor）;
???????????????			//?w[n]?=?exp（j*2*pi*n/N）?n=01...（N/2-1）.
?????}
}

?屬性????????????大小?????日期????時間???名稱
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?????文件??????24576??2008-03-31?21:01??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\聲明.doc

?????文件????????824??2008-04-06?13:41??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-1.c

?????文件??????30062??2008-04-06?14:47??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-10.asm

?????文件??????36980??2008-04-06?16:25??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-11.asm

?????文件????????659??2008-04-06?16:32??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-12.asm

?????文件???????2615??2008-04-06?16:40??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-13.asm

?????文件???????3050??2008-04-15?16:15??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-14.asm

?????文件??????27313??2008-04-06?17:52??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-15.asm

?????文件??????15147??2008-04-06?17:59??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-16.asm

?????文件???????2752??2008-04-06?18:02??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-17.asm

?????文件??????27518??2008-04-06?18:04??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-18.asm

?????文件??????19479??2008-04-06?18:09??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-19.asm

?????文件????????893??2008-04-06?13:42??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-2.c

?????文件??????18313??2008-04-06?18:11??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-20.asm

?????文件???????1056??2008-04-06?18:12??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-21.c

?????文件???????3863??2008-04-06?18:13??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-22.asm

?????文件???????2828??2008-04-06?18:13??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-23.asm

?????文件???????2414??2008-04-06?18:14??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-24.c

?????文件????????938??2008-04-06?20:59??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-25.c

?????文件???????5351??2008-04-06?21:01??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-26.asm

?????文件???????1481??2008-04-06?21:02??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-27.c

?????文件???????1880??2008-04-06?21:03??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-28.c

?????文件???????1720??2008-04-06?21:04??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-29.sa

?????文件????????974??2008-04-06?13:43??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-3.c

?????文件???????3725??2008-04-06?21:15??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-30.sa

?????文件????????344??2008-04-06?21:16??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-31.c

?????文件????????633??2008-04-06?21:18??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-32.c

?????文件????????823??2008-04-06?21:18??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-33.asm

?????文件??????32944??2008-04-06?21:20??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-34.asm

?????文件??????22073??2008-04-06?21:36??《TI?DSP在音頻處理中的應用》程序代碼_TN068310\第三章\Example?3-35.asm

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