Mercurial > code > home > repos > light9
comparison nodes/sine.py @ 0:45b12307c695
Initial revision
| author | drewp |
|---|---|
| date | Wed, 03 Jul 2002 09:37:57 +0000 |
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| children |
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| -1:000000000000 | 0:45b12307c695 |
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| 1 """node that generates a sine wave""" | |
| 2 | |
| 3 | |
| 4 class SineGenerator(Node): | |
| 5 def op(self, input, output, stateaccess): | |
| 6 | |
| 7 # input and output have names | |
| 8 output.sin = stateaccess.magnitude * math.sin(stateaccess.phase+input.time) | |
| 9 | |
| 10 """ | |
| 11 # dict-style access for names with spaces | |
| 12 output['sin'] = input['ti me'] | |
| 13 # underscore magic for accessing names with spaces-- the port object makes | |
| 14 # this work | |
| 15 output.sin=input.ti_me | |
| 16 | |
| 17 input.time = input.money | |
| 18 """ | |
| 19 | |
| 20 def getports(self): | |
| 21 return OutputPort('sin'), InputPort('time'), InputPort('money') |