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Diffstat (limited to 'gr-input/python/Transfer_Function.py')
| -rw-r--r-- | gr-input/python/Transfer_Function.py | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/gr-input/python/Transfer_Function.py b/gr-input/python/Transfer_Function.py deleted file mode 100644 index d53c55e48..000000000 --- a/gr-input/python/Transfer_Function.py +++ /dev/null @@ -1,100 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2015 <+YOU OR YOUR COMPANY+>. -# -# This is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# This software is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this software; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. -# - -import time -import numpy -from gnuradio import gr -import sciscipy - -class Transfer_Function(gr.sync_block): - """ - docstring for block add_python - """ - def __init__(self,order,itype,tstart,tstop,tstep): - a = [] - self.b = [0,0,0,0,0,0] - self.c = [0,0,0,0,0,0] - self.i = 0 - self.order=int(order)+1 - self.itype = itype - self.tstart = tstart - self.tstop = tstop - self.tstep = tstep - gr.sync_block.__init__(self, - name="tf_rises", - in_sig=[numpy.float32,numpy.float32], - out_sig=[numpy.float32]) - - #print "I am over slept" - #print len(self.ret_array) - - def find_resp(self,b,c): - if (self.itype == 11): - typo = "'imp'" - elif (self.itype == 12): - typo = "'step'" - else: - typo = "t" -# print "self b",self.b - string1 = "s=%s; h=syslin('c'," - string2 = str(b[4])+"*s^4+"+str(b[3])+"*s^3+"+str(b[2])+"*s^2+"+str(b[1])+"*s+"+str(b[0])+"," - string3 = str(c[4])+"*s^4+"+str(c[3])+"*s^3+"+str(c[2])+"*s^2+"+str(c[1])+"*s+"+str(c[0])+");" - string4 = "t="+str(self.tstart)+":"+str(self.tstep)+":"+str(self.tstop)+";" - string5 = "deff('u=input(t)','u=50');" - string6 = "r=tf2ss(h); a=csim("+typo+",t,r);" - string = string1+string2+string3+string4+string5+string6 - print "I am strin g",string - sciscipy.eval(string) - self.a = sciscipy.read("a") - print "value of a\n",self.a - - - - - - def work(self, input_items, output_items): - - print "input value:\n",input_items - for i in range(0,5): - self.b[i] = input_items[0][i] - # print "I am b[i]", b[i] - #print "I am BBBBB", self.b - - for j in range(0,5): - self.c[j] = input_items[1][j] - #print "I am c[j]", c[j] - #print "I am CCCCC", self.c - self.find_resp(self.b,self.c) - - - out = output_items[0] - self.i+=1 - print "I am self i\n",self.i - if self.i >= len(self.a): - self.i = 0 - print "len of out\n",len(out) - #time.sleep(0.125) - out[:] = numpy.float32(self.a[self.i]) - #print - print "i am out\n",out - - return len(output_items[0]) - - |