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author | Russell Cohen <rcoh@mit.edu> | 2010-11-24 01:09:12 -0500 |
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committer | Russell Cohen <rcoh@mit.edu> | 2010-11-24 01:09:12 -0500 |
commit | b042647b68abdc82490ca6e059993b8eba28904c (patch) | |
tree | a9ee95a38e98b377c251b7b2e9af9cbd8056cf7c /pixelevents/DecayEvent.py | |
parent | 407ac922fc4178021cf3a16dfb1bd875b6083ac4 (diff) |
Refactoring complete! Made modules/packages as appropriate. Finally.
Diffstat (limited to 'pixelevents/DecayEvent.py')
-rw-r--r-- | pixelevents/DecayEvent.py | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/pixelevents/DecayEvent.py b/pixelevents/DecayEvent.py new file mode 100644 index 0000000..c9fc226 --- /dev/null +++ b/pixelevents/DecayEvent.py @@ -0,0 +1,12 @@ +from pixelcore import PixelEvent +import Util, math +class DecayEvent(PixelEvent): + def initEvent(self): + self.validateArgs('DecayEvent.params') + self['Coefficient'] = abs(self['Coefficient']) + def state(self,timeDelay): + if self['DecayType'] == 'Exponential': + decay = math.exp(timeDelay*-1*self['Coefficient']) + if self['DecayType'] == 'Proportional': + decay = float(self['Coefficient']) / timeDelay + return Util.multiplyColor(self['Color'], decay) |