light9 Changeset - 09c3fc7cf6ba

Changeset - 09c3fc7cf6ba

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Drew Perttula - 11 years ago 2014-05-26 18:19:23
drewp@bigasterisk.com

requesting a curve at t=0 used to return the last value instead of the first
Ignore-this: bb2fbc67b2a86441674da187a8654326

1 file changed with 2 insertions and 0 deletions:

light9/curvecalc/curve.py

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light9/curvecalc/curve.py

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@@ @@ -47,24 +47,26 @@ class Curve(object): @@
             return
         f = file(filename,'w')
         for p in self.points:
             f.write("%s %r\n" % p)
         f.close()
     def eval(self, t, allow_muting=True):
         if self.muted and allow_muting:
             return 0
         i = bisect_left(self.points,(t,None))-1
         if i == -1:
             return self.points[0][1]
         if self.points[i][0]>t:
             return self.points[i][1]
         if i>=len(self.points)-1:
             return self.points[i][1]
         p1,p2 = self.points[i],self.points[i+1]
         frac = (t-p1[0])/(p2[0]-p1[0])
         y = p1[1]+(p2[1]-p1[1])*frac
         return y
     __call__=eval
     def insert_pt(self, new_pt):

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