minor code cleanup

This commit is contained in:
Andreas Eversberg 2019-11-17 10:09:42 +01:00
parent 23bb88ef6e
commit db1fee9698
3 changed files with 4 additions and 7 deletions

View File

@ -69,7 +69,6 @@ wave_rec_t wave_tx_rec;
/* dummy functions */
int num_kanal = 1; /* only one channel used for debugging */
void display_status_limit_scroll() {}
void *get_sender_by_empfangsfrequenz() { return NULL; }
void display_measurements_add() {}
void display_measurements_update() {}

View File

@ -63,7 +63,6 @@ wave_rec_t wave_tx_rec;
/* dummy functions */
int num_kanal = 1; /* only one channel used for debugging */
void display_status_limit_scroll() {}
void *get_sender_by_empfangsfrequenz() { return NULL; }
void display_measurements_add() {}
void display_measurements_update() {}

View File

@ -305,7 +305,7 @@ void fsk_demod_receive(fsk_demod_t *fsk, sample_t *sample, int length)
else
bit = fsk->high_bit;
#ifdef DEBUG_FILTER
printf("|%s| %.3f\n", debug_amplitude(f / fabs(fsk->f0_deviation)), f / fabs(fsk->f0_deviation));
printf("|%s| %.3f\n", debug_amplitude(f / fabs(fsk->f0_deviation) / 2), f / fabs(fsk->f0_deviation));
#endif
@ -330,7 +330,7 @@ void fsk_demod_receive(fsk_demod_t *fsk, sample_t *sample, int length)
* since we filter out the unwanted modulation product, the vector is only half of length */
level = sqrt(I[i] * I[i] + Q[i] * Q[i]) * 2.0;
#ifdef DEBUG_FILTER
printf("prematurely bit change (level=%.3f)\n", level / fsk->level);
printf("prematurely bit change (level=%.3f)\n", level);
#endif
/* quality is 0.0, because a prematurely level change is caused by noise and has nothing to measure. */
fsk->receive_bit(fsk->inst, fsk->rx_bit, 0.0, level);
@ -351,10 +351,9 @@ void fsk_demod_receive(fsk_demod_t *fsk, sample_t *sample, int length)
if (quality < 0)
quality = 0;
#ifdef DEBUG_FILTER
printf("sample (level=%.3f, quality=%.3f)\n", level / fsk->level, quality);
printf("sample (level=%.3f, quality=%.3f)\n", level, quality);
#endif
/* adjust the values, because this is best we can get from fm demodulator */
fsk->receive_bit(fsk->inst, bit, quality / 0.95, level);
fsk->receive_bit(fsk->inst, bit, quality, level);
fsk->rx_bitpos -= 1.0;
fsk->rx_change = 0;
}