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authorNao Pross <np@0hm.ch>2021-12-03 00:29:03 +0100
committerNao Pross <np@0hm.ch>2021-12-03 00:29:03 +0100
commit5d2f01fe71b736f2f5bb8a57bb2f4cd383290e9f (patch)
treeac6ca336a63022e012895ea1de03c39a3cfb289a /tests
parentRefractor frequency correction (diff)
downloadFading-5d2f01fe71b736f2f5bb8a57bb2f4cd383290e9f.tar.gz
Fading-5d2f01fe71b736f2f5bb8a57bb2f4cd383290e9f.zip
Fix bug when tag is aligned with inp block
Diffstat (limited to '')
-rw-r--r--tests/correlator/correlator.grc12
-rwxr-xr-xtests/correlator/correlator.py2
-rw-r--r--tests/correlator/epy_block_0.py4
3 files changed, 9 insertions, 9 deletions
diff --git a/tests/correlator/correlator.grc b/tests/correlator/correlator.grc
index 57c1762..5a73092 100644
--- a/tests/correlator/correlator.grc
+++ b/tests/correlator/correlator.grc
@@ -408,7 +408,7 @@ blocks:
block_tags: 'False'
comment: ''
epsilon: '1.0'
- freq_offset: '0.0001'
+ freq_offset: '0.0002'
maxoutbuf: '0'
minoutbuf: '0'
noise_voltage: '0.2'
@@ -541,7 +541,7 @@ blocks:
\ rad and freq={freq*1e3: .4f} milli rad / sample\")\n\n # compute block\
\ values\n return sphase * np.ones(nsamples) + freq * np.arange(0, nsamples)\n\
\n def work(self, input_items, output_items):\n # FIXME: replace class\
- \ counter with local variable\n # self.counter = self.nitems_written(0)\n\
+ \ counter with local variable\n self.counter = self.nitems_written(0)\n\
\n # nicer aliases\n inp = input_items[0]\n out = output_items[0]\n\
\n # read phase tags\n is_phase = lambda tag: pmt.to_python(tag.key)\
\ == \"phase_est\"\n tags = list(filter(is_phase, self.get_tags_in_window(0,\
@@ -555,10 +555,10 @@ blocks:
\ the remainder from the previous call\n nfront = tags[0].offset - self.counter\n\
\ print(f\"Processing {nfront} samples at the front of the buffer\")\n\
\ start = self.block_phase(self.last, tags[0])[-nfront:] \\\n \
- \ if self.last else np.zeros(nfront)\n\n # compute values at\
- \ the end\n nback = len(inp) - (tags[-1].offset - self.counter)\n \
- \ print(f\"Processing {nback} samples at the back of the buffer\")\n \
- \ end = np.ones(nback) * pmt.to_python(tags[-1].value)\n\n # compute\
+ \ if self.last and nfront else np.zeros(nfront)\n\n # compute\
+ \ values at the end\n nback = len(inp) - (tags[-1].offset - self.counter)\n\
+ \ print(f\"Processing {nback} samples at the back of the buffer\")\n\
+ \ end = np.ones(nback) * pmt.to_python(tags[-1].value)\n\n # compute\
\ correction\n correction = np.exp(-1j * np.concatenate([start, middle,\
\ end]))\n length = len(correction)\n\n # write outputs\n \
\ out[:length] = inp[:length] * correction\n self.counter += len(inp)\n\
diff --git a/tests/correlator/correlator.py b/tests/correlator/correlator.py
index e080dbc..536ac00 100755
--- a/tests/correlator/correlator.py
+++ b/tests/correlator/correlator.py
@@ -343,7 +343,7 @@ class correlator(gr.top_block, Qt.QWidget):
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(15, 1, .002, 1)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.2,
- frequency_offset=0.0001,
+ frequency_offset=0.0002,
epsilon=1.0,
taps=[-1.4 + .4j],
noise_seed=243,
diff --git a/tests/correlator/epy_block_0.py b/tests/correlator/epy_block_0.py
index 9cb25bb..abf4486 100644
--- a/tests/correlator/epy_block_0.py
+++ b/tests/correlator/epy_block_0.py
@@ -41,7 +41,7 @@ class blk(gr.sync_block):
def work(self, input_items, output_items):
# FIXME: replace class counter with local variable
- # self.counter = self.nitems_written(0)
+ self.counter = self.nitems_written(0)
# nicer aliases
inp = input_items[0]
@@ -65,7 +65,7 @@ class blk(gr.sync_block):
nfront = tags[0].offset - self.counter
print(f"Processing {nfront} samples at the front of the buffer")
start = self.block_phase(self.last, tags[0])[-nfront:] \
- if self.last else np.zeros(nfront)
+ if self.last and nfront else np.zeros(nfront)
# compute values at the end
nback = len(inp) - (tags[-1].offset - self.counter)