[Commit-gnuradio] r8933 - gnuradio/branches/features/experimental-gui

[jcorgan]

Author: jcorgan
Date: 2008-07-17 18:51:21 -0600 (Thu, 17 Jul 2008)
New Revision: 8933

Modified:
   gnuradio/branches/features/experimental-gui/const_top_block.py
Log:
Add square pulse matched filter.

Modified: gnuradio/branches/features/experimental-gui/const_top_block.py
===================================================================
--- gnuradio/branches/features/experimental-gui/const_top_block.py      
2008-07-18 00:23:04 UTC (rev 8932)
+++ gnuradio/branches/features/experimental-gui/const_top_block.py      
2008-07-18 00:51:21 UTC (rev 8933)
@@ -81,6 +81,10 @@
                                       freq=freq,
                                       antenna=antenna)
 
+       # TODO: make this a configuration matched filter
+       # for now assume square pulses
+       self._filt = gr.fir_filter_ccf(1, 
[1.0,]*int(self._u.sample_rate()/bit_rate))
+
        self._const = 
const_streamer.const_streamer(sample_rate=self._u.sample_rate(),
                                                    bit_rate=bit_rate,
                                                    order=order,
@@ -94,7 +98,7 @@
        self._msgq = gr.msg_queue(2)
        self._sink = gr.message_sink(gr.sizeof_gr_complex*frame_size, 
self._msgq, True)
                    
-       self.connect(self._u, self._const, self._sink)
+       self.connect(self._u, self._filt, self._const, self._sink)
 
     # "Setters", which are called externally to affect flowgraph operation
     def set_gain(self, gain):