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1 """node that generates a sine wave"""
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2
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3
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4 class SineGenerator(Node):
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5 def op(self, input, output, stateaccess):
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6
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7 # input and output have names
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8 output.sin = stateaccess.magnitude * math.sin(stateaccess.phase+input.time)
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9
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10 """
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11 # dict-style access for names with spaces
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12 output['sin'] = input['ti me']
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13 # underscore magic for accessing names with spaces-- the port object makes
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14 # this work
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15 output.sin=input.ti_me
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16
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17 input.time = input.money
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18 """
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19
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20 def getports(self):
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21 return OutputPort('sin'), InputPort('time'), InputPort('money')
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