Source Code for Module SmootLight.pixelmappers.WindGaussianMapper

 1  from operationscore.PixelMapper import * 
 2  import util.Geo as Geo 
 3  import math 
 4 -class WindGaussianMapper(PixelMapper): 
 5 -    def mappingFunction(self, eventLocation, screen): 
 6          returnPixels = [] #TODO: consider preallocation and trimming 
 7          [x,y] = eventLocation 
 8          potentialPixels = screen.pixelsInRange(x-self.CutoffDist, x) 
 9          for (xloc,pixel) in screen.pixelsInRange(x-self.CutoffDist, x): 
10              pixelDistx = math.fabs(pixel.location[0] - x) 
11              pixelDisty = math.fabs(pixel.location[1] - y) 
12              if pixelDistx < self.CutoffDist: 
13                  if pixelDisty < 30: 
14                          w = Geo.windtrail(pixelDistx, pixelDisty, self.Height, 0, self.Width) 
15                          if w > self.MinWeight: 
16                              returnPixels.append((pixel, w)) 
17   
18          return returnPixels 
19