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removed duplicate structure, changed 'x' to 'r' and 'y' to 'i'

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This commit is contained in:
Rodolphe BERTOLINI
2021-08-09 09:59:38 +02:00
parent efc696cce9
commit 387223eea6
6 changed files with 187 additions and 192 deletions
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targets/ARCH/rfsimulator/apply_channelmod.c
+6 -6
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@@ -74,10 +74,10 @@ void rxAddInput( struct complex16 *input_sig, struct complex16 *after_channel_si
for (int i=0; i<((int)nbSamples-dd); i++) {
struct complex16 *out_ptr=after_channel_sig+dd+i;
struct complex rx_tmp= {0};
struct complexd rx_tmp= {0};
for (int txAnt=0; txAnt < nbTx; txAnt++) {
const struct complex *channelModel= channelDesc->ch[rxAnt+(txAnt*channelDesc->nb_rx)];
const struct complexd *channelModel= channelDesc->ch[rxAnt+(txAnt*channelDesc->nb_rx)];
//const struct complex *channelModelEnd=channelModel+channelDesc->channel_length;
for (int l = 0; l<(int)channelDesc->channel_length; l++) {
@@ -88,14 +88,14 @@ void rxAddInput( struct complex16 *input_sig, struct complex16 *after_channel_si
// it would be better to split out each antenna in a separate flow
// that will allow to mix ru antennas freely
struct complex16 tx16=input_sig[((TS+i-l)*nbTx+txAnt)%CirSize];
rx_tmp.x += tx16.r * channelModel[l].x - tx16.i * channelModel[l].y;
rx_tmp.y += tx16.i * channelModel[l].x + tx16.r * channelModel[l].y;
rx_tmp.r += tx16.r * channelModel[l].r - tx16.i * channelModel[l].i;
rx_tmp.i += tx16.i * channelModel[l].r + tx16.r * channelModel[l].i;
} //l
}
// Fixme: lround(), rount(), ... is detected by valgrind as error, not found why
out_ptr->r += lround(rx_tmp.x*pathLossLinear + noise_per_sample*gaussZiggurat(0.0,1.0));
out_ptr->i += lround(rx_tmp.y*pathLossLinear + noise_per_sample*gaussZiggurat(0.0,1.0));
out_ptr->r += lround(rx_tmp.r*pathLossLinear + noise_per_sample*gaussZiggurat(0.0,1.0));
out_ptr->i += lround(rx_tmp.i*pathLossLinear + noise_per_sample*gaussZiggurat(0.0,1.0));
out_ptr++;
}