diff options
Diffstat (limited to 'gr-digital/python/qa_constellation.py')
| -rwxr-xr-x | gr-digital/python/qa_constellation.py | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/gr-digital/python/qa_constellation.py b/gr-digital/python/qa_constellation.py index 02afb8d2d..264ff7de6 100755 --- a/gr-digital/python/qa_constellation.py +++ b/gr-digital/python/qa_constellation.py @@ -70,10 +70,8 @@ tested_constellation_info = ( 'mod_code': tested_mod_codes, }, True, None), (digital_swig.constellation_bpsk, {}, True, None), - # No differential testing for qpsk because it is gray-coded. - # This is because soft decision making is simpler if we can assume - # gray coding. (digital_swig.constellation_qpsk, {}, False, None), + (digital_swig.constellation_dqpsk, {}, True, None), (digital_swig.constellation_8psk, {}, False, None), (twod_constell, {}, True, None), (threed_constell, {}, True, None), @@ -143,8 +141,8 @@ class test_constellation (gr_unittest.TestCase): class mod_demod(gr.hier_block2): def __init__(self, constellation, differential, rotation): if constellation.arity() > 256: - # If this becomes limiting some of the blocks should be generalised so that they can work - # with shorts and ints as well as chars. + # If this becomes limiting some of the blocks should be generalised so + # that they can work with shorts and ints as well as chars. raise ValueError("Constellation cannot contain more than 256 points.") gr.hier_block2.__init__(self, "mod_demod", @@ -174,7 +172,8 @@ class mod_demod(gr.hier_block2): if self.differential: self.blocks.append(gr.diff_encoder_bb(arity)) # Convert to constellation symbols. - self.blocks.append(gr.chunks_to_symbols_bc(self.constellation.points(), self.constellation.dimensionality())) + self.blocks.append(gr.chunks_to_symbols_bc(self.constellation.points(), + self.constellation.dimensionality())) # CHANNEL # Channel just consists of a rotation to check differential coding. if rotation is not None: |