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radix3 fixed point now works

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Mark Borgerding 2003-10-31 04:01:09 +00:00
parent b1969544a6
commit d1df249536
1 changed files with 3 additions and 1 deletions
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4
kiss_fft.c
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@ -190,7 +190,7 @@ void bfly3(
tw1=tw2=st->twiddles; tw1=tw2=st->twiddles;
do{ do{
C_FIXDIV(*Fout,3); C_FIXDIV(*Fout1,3); C_FIXDIV(*Fout2,3); C_FIXDIV(*Fout0,3); C_FIXDIV(*Fout1,3); C_FIXDIV(*Fout2,3);
C_MUL(scratch[1],*Fout1 , *tw1); C_MUL(scratch[1],*Fout1 , *tw1);
C_MUL(scratch[2],*Fout2 , *tw2); C_MUL(scratch[2],*Fout2 , *tw2);
@ -277,7 +277,9 @@ void fft_work(
switch (p) { switch (p) {
case 2: bfly2(Fout,fstride,st,m); break; case 2: bfly2(Fout,fstride,st,m); break;
#if 1
case 3: bfly3(Fout,fstride,st,m); break; case 3: bfly3(Fout,fstride,st,m); break;
#endif
case 4: bfly4(Fout,fstride,st,m); break; case 4: bfly4(Fout,fstride,st,m); break;
default: bfly_generic(Fout,fstride,st,m,p); break; default: bfly_generic(Fout,fstride,st,m,p); break;
} }