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removed PHY/TOOLS/fft.c and all uses of this FFT implementation. All are replaced by the faster versions in PHY/TOOLS/lte_dfts.c

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git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7390 818b1a75-f10b-46b9-bf7c-635c3b92a50f
This commit is contained in:
Raymond Knopp
2015-05-08 19:33:10 +00:00
parent f8bc7e385d
commit d6cdcb915b
45 changed files with 881 additions and 97149 deletions
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openair1/PHY/MODULATION/ofdm_mod.c
-12
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@@ -66,8 +66,6 @@ void normal_prefix_mod(int32_t *txdataF,int32_t *txdata,uint8_t nsymb,LTE_DL_FRA
frame_parms->log2_symbol_size, // log2_fft_size
1, // number of symbols
frame_parms->nb_prefix_samples0, // number of prefix samples
frame_parms->twiddle_ifft, // IFFT twiddle factors
frame_parms->rev, // bit-reversal permutation
CYCLIC_PREFIX);
#ifdef DEBUG_OFDM_MOD
printf("slot i %d (txdata offset %d)\n",i,OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES0+(i*frame_parms->samples_per_tti>>1));
@@ -78,8 +76,6 @@ void normal_prefix_mod(int32_t *txdataF,int32_t *txdata,uint8_t nsymb,LTE_DL_FRA
frame_parms->log2_symbol_size, // log2_fft_size
(short_offset==1) ? 1 :(frame_parms->symbols_per_tti>>1)-1,//6, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples
frame_parms->twiddle_ifft, // IFFT twiddle factors
frame_parms->rev, // bit-reversal permutation
CYCLIC_PREFIX);
@@ -91,8 +87,6 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
unsigned char log2fftsize, /// log2(FFT_SIZE)
unsigned char nb_symbols, /// number of OFDM symbols
unsigned short nb_prefix_samples, /// cyclic prefix length
short *twiddle_ifft, /// pointer to precomputed twiddle table
unsigned short *rev, /// pointer to bit-reversal table
Extension_t etype /// type of extension
)
{
@@ -253,8 +247,6 @@ void do_OFDM_mod(mod_sym_t **txdataF, int32_t **txdata, uint32_t frame,uint16_t
frame_parms->log2_symbol_size, // log2_fft_size
12, // number of symbols
frame_parms->ofdm_symbol_size>>2, // number of prefix samples
frame_parms->twiddle_ifft, // IFFT twiddle factors
frame_parms->rev, // bit-reversal permutation
CYCLIC_PREFIX);
if (frame_parms->Ncp == EXTENDED)
@@ -263,8 +255,6 @@ void do_OFDM_mod(mod_sym_t **txdataF, int32_t **txdata, uint32_t frame,uint16_t
frame_parms->log2_symbol_size, // log2_fft_size
2, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples
frame_parms->twiddle_ifft, // IFFT twiddle factors
frame_parms->rev, // bit-reversal permutation
CYCLIC_PREFIX);
else {
LOG_D(PHY,"Frame %d, subframe %d: Doing PDCCH modulation\n",frame,next_slot>>1);
@@ -281,8 +271,6 @@ void do_OFDM_mod(mod_sym_t **txdataF, int32_t **txdata, uint32_t frame,uint16_t
frame_parms->log2_symbol_size, // log2_fft_size
6, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples
frame_parms->twiddle_ifft, // IFFT twiddle factors
frame_parms->rev, // bit-reversal permutation
CYCLIC_PREFIX);
else {
normal_prefix_mod(&txdataF[aa][slot_offset_F],