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from operationscore.Behavior import *
import math
import util.TimeOps as timeOps
#Required Args:
#Period (ms), MaxHeight, Width
class Sink(Behavior):
"""RiseFall is a behavior that creates a rising and falling column of light. Specify:
<MaxHeight> -- the maximum height that it rises to.
<Width> -- the width of the column OR <Left> and <Right>
<Period> -- the period of oscillation in ms
Designed to be used as part of a recursive hook.
"""
def processResponse(self, sensorInputs, recurInputs):
ret = []
for data in sensorInputs:
#first time with behavior:
data = dict(data)
if not 'StartTime' in data:
data['StartTime'] = timeOps.time()
data['Period'] = self['Period']
data['MaxHeight'] = self['MaxHeight'] #Consider just using +=
if not 'Bottom' in data:
data['Bottom'] = data['Location'][1]
if 'Width' in self: #TODO: improve
data['Width'] = self['Width']
data['Left'] = data['Location'][0]-data['Width']/2.
data['Right'] = data['Location'][0]+data['Width']/2.
currentTime = timeOps.time()
deltaTime = currentTime-data['StartTime']
data['Height'] = data['MaxHeight']*math.cos(deltaTime/data['Period']*(math.pi*2))
data['Location'] = "{x}>"+str(data['Left']) + ", " +\
"{x}<"+str(data['Right'])+", {y}<" + str(data['Bottom']) + ",\
{y}>"+str(data['Bottom']-data['Height'])
ret.append(data)
return (ret, [])
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