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########################################################################
#
# Vision Node - Python source code - file generated by vision
# Monday 26 November 2007 10:07:32
#
# The Scripps Research Institute (TSRI)
# Molecular Graphics Lab
# La Jolla, CA 92037, USA
#
# Copyright: Daniel Stoffler, Michel Sanner and TSRI
#
# revision: Guillaume Vareille
#
#########################################################################
#
# $Header: /opt/cvs/VisionLibraries/scipylib/signal/linearChirp.py,v 1.1 2007/11/28 23:09:08 mgltools Exp $
#
# $Id: linearChirp.py,v 1.1 2007/11/28 23:09:08 mgltools Exp $
#
# import node's base class node
from NetworkEditor.items import NetworkNode
from scipy.signal import chirp
class linearChirp(NetworkNode):
mRequiredTypes = {}
mRequiredSynonyms = [
]
def __init__(self, constrkw = {}, name='linearChirp', **kw):
kw['constrkw'] = constrkw
kw['name'] = name
apply( NetworkNode.__init__, (self,), kw)
code = """def doit(self, time, chirpSlope, f0):
t1=time[-1]
f1 = chirpSlope*(time[-1]-time[0]) + f0
data=chirp(time,f0,t1,f1,method='linear')
self.outputData(y=data)
"""
self.configure(function=code)
self.inputPortsDescr.append(
{'singleConnection': True, 'name': 'time', 'cast': True, 'datatype': 'None', 'required': True, 'height': 8, 'width': 12, 'shape': 'diamond', 'color': 'white'})
self.inputPortsDescr.append(
{'singleConnection': True, 'name': 'chirpSlope', 'cast': True, 'datatype': 'float', 'required': True, 'height': 8, 'width': 12, 'shape': 'circle', 'color': 'green', 'originalDatatype': 'None'})
self.inputPortsDescr.append(
{'singleConnection': True, 'name': 'f0', 'cast': True, 'datatype': 'float', 'required': True, 'height': 8, 'width': 12, 'shape': 'circle', 'color': 'green', 'originalDatatype': 'None'})
self.outputPortsDescr.append(
{'name': 'y', 'datatype': 'None', 'height': 8, 'width': 12, 'shape': 'diamond', 'color': 'white'})
self.widgetDescr['chirpSlope'] = {
'initialValue': 1.0, 'widgetGridCfgnode': {'rowspan': 1, 'labelSide': 'left', 'column': 1, 'ipady': 0, 'ipadx': 0, 'columnspan': 1, 'pady': 0, 'padx': 0, 'row': 0}, 'increment':5, 'height': 20, 'labelGridCfg': {'rowspan': 1, 'column': 0, 'sticky': 'w', 'ipady': 0, 'ipadx': 0, 'columnspan': 1, 'pady': 0, 'padx': 0, 'row': 0}, 'width': 60, 'master': 'node', 'wheelPad': 1, 'widgetGridCfg': {'column': 1, 'labelSide': 'left', 'row': 0}, 'labelCfg': {'text': 'chirpSlope'}, 'class': 'NEThumbWheel', 'oneTurn': 50.0}
self.widgetDescr['f0'] = {
'initialValue': 1.0, 'widgetGridCfgnode': {'rowspan': 1, 'labelSide': 'left', 'column': 1, 'ipady': 0, 'ipadx': 0, 'columnspan': 1, 'pady': 0, 'padx': 0, 'row': 1}, 'increment':5, 'height': 20, 'labelGridCfg': {'rowspan': 1, 'column': 0, 'sticky': 'w', 'ipady': 0, 'ipadx': 0, 'columnspan': 1, 'pady': 0, 'padx': 0, 'row': 1}, 'width': 60, 'master': 'node', 'wheelPad': 1, 'widgetGridCfg': {'column': 1, 'labelSide': 'left', 'row': 0}, 'labelCfg': {'text': 'f0'}, 'class': 'NEThumbWheel', 'oneTurn': 50.0}
def beforeAddingToNetwork(self, net):
try:
ed = net.getEditor()
except:
import traceback; traceback.print_exc()
print 'Warning! Could not import widgets'
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