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Converting OFDM mod/de-mod functions to use c16_ts instead of int16_ts

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This commit is contained in:
Melissa Elkadi
2023-05-10 09:10:12 -07:00
parent 9354a45235
commit 2dfc36dc32
3 changed files with 26 additions and 26 deletions
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openair1/SIMULATION/NR_PHY/pbchsim.c
+8 -8
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@@ -191,7 +191,7 @@ int main(int argc, char **argv)
double sigma2, sigma2_dB=10,SNR,snr0=-2.0,snr1=2.0;
double cfo=0;
uint8_t snr1set=0;
int **txdata;
c16_t **txdata;
double **s_re,**s_im,**r_re,**r_im;
//double iqim = 0.0;
double ip =0.0;
@@ -586,7 +586,7 @@ int main(int argc, char **argv)
s_im = malloc(2*sizeof(double*));
r_re = malloc(2*sizeof(double*));
r_im = malloc(2*sizeof(double*));
txdata = calloc(2,sizeof(int*));
txdata = calloc(2, sizeof(c16_t*));
for (i=0; i<2; i++) {
@@ -596,7 +596,7 @@ int main(int argc, char **argv)
r_re[i] = malloc16_clear(frame_length_complex_samples*sizeof(double));
r_im[i] = malloc16_clear(frame_length_complex_samples*sizeof(double));
printf("Allocating %d samples for txdata\n",frame_length_complex_samples);
txdata[i] = malloc16_clear(frame_length_complex_samples*sizeof(int));
txdata[i] = malloc16_clear(frame_length_complex_samples * sizeof(c16_t));
}
if (pbch_file_fd!=NULL) {
@@ -655,7 +655,7 @@ int main(int argc, char **argv)
12);
PHY_ofdm_mod((int *)gNB->common_vars.txdataF[aa],
&txdata[aa][frame_parms->get_samples_slot_timestamp(slot,frame_parms,0)],
(int *)&txdata[aa][frame_parms->get_samples_slot_timestamp(slot,frame_parms,0)],
frame_parms->ofdm_symbol_size,
12,
frame_parms->nb_prefix_samples,
@@ -726,8 +726,8 @@ int main(int argc, char **argv)
for (i=0; i<frame_length_complex_samples; i++) {
for (aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
r_re[aa][i] = ((double)(((short *)txdata[aa]))[(i<<1)]);
r_im[aa][i] = ((double)(((short *)txdata[aa]))[(i<<1)+1]);
r_re[aa][i] = (double)txdata[aa][i].r;
r_im[aa][i] = (double)txdata[aa][i].i;
}
}
@@ -761,8 +761,8 @@ int main(int argc, char **argv)
for (i=0; i<frame_length_complex_samples; i++) {
for (aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
((short*) UE->common_vars.rxdata[aa])[2*i] = (short) ((r_re[aa][i] + sqrt(sigma2/2)*gaussdouble(0.0,1.0)));
((short*) UE->common_vars.rxdata[aa])[2*i+1] = (short) ((r_im[aa][i] + sqrt(sigma2/2)*gaussdouble(0.0,1.0)));
UE->common_vars.rxdata[aa][i].r = (short)(r_re[aa][i] + sqrt(sigma2 / 2) * gaussdouble(0.0, 1.0));
UE->common_vars.rxdata[aa][i].i = (short)(r_im[aa][i] + sqrt(sigma2 / 2) * gaussdouble(0.0, 1.0));
}
}