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#!/usr/bin/env python
##################################################
# Gnuradio Python Flow Graph
# Title: Affinity Set Test
##################################################
from gnuradio import eng_notation
from gnuradio import gr
from gnuradio.eng_option import eng_option
from gnuradio.gr import firdes
from optparse import OptionParser
import sys
class affinity_set(gr.top_block):
def __init__(self):
gr.top_block.__init__(self, "Affinity Set Test")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
vec_len = 1
self.gr_throttle_0 = gr.throttle(gr.sizeof_gr_complex*vec_len, samp_rate)
self.gr_null_source_0 = gr.null_source(gr.sizeof_gr_complex*vec_len)
self.gr_null_sink_0 = gr.null_sink(gr.sizeof_gr_complex*vec_len)
self.gr_filt_0 = gr.fir_filter_ccc(1, 40000*[0.2+0.3j,])
self.gr_filt_1 = gr.fir_filter_ccc(1, 40000*[0.2+0.3j,])
self.gr_filt_0.set_processor_affinity([0,])
self.gr_filt_1.set_processor_affinity([0,1])
##################################################
# Connections
##################################################
self.connect((self.gr_null_source_0, 0), (self.gr_throttle_0, 0))
self.connect((self.gr_throttle_0, 0), (self.gr_filt_0, 0))
self.connect((self.gr_filt_0, 0), (self.gr_filt_1, 0))
self.connect((self.gr_filt_1, 0), (self.gr_null_sink_0, 0))
# QT sink close method reimplementation
def get_samp_rate(self):
return self.samp_rate
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
if __name__ == '__main__':
parser = OptionParser(option_class=eng_option, usage="%prog: [options]")
(options, args) = parser.parse_args()
tb = affinity_set()
tb.start()
while(1):
ret = raw_input('Press Enter to quit: ')
if(len(ret) == 0):
tb.stop()
sys.exit(0)
elif(ret.lower() == "none"):
tb.gr_filt_0.unset_processor_affinity()
else:
try:
n = int(ret)
except ValueError:
print "Invalid number"
else:
tb.gr_filt_0.set_processor_affinity([n,])
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