Reinhart, Please send the shortest possible script illustrating your problem. A priori, it looks like you are filling bins with values of i or/and j at the edge of the bin (precision problem). Instead, specify the bin center. Rene Brun On Sat, 6 Nov 2004, Reinhardt Chamonal wrote: > Hi, > > I am using v4.00/01 > I am filling a 2d histogram (wihtin a C porgram) , with: > correl->Fill(i,j,p); > where i and j are integers and p is a float. > Now my problem is that when I draw the histogram in col mode sometimes the > color isn't right when my entry is 1, 1 being my maximum value. With a > palette from blue to red, sometimes it would be blue and sometimes red > eventhough the entry is one :( > Any idea of what I might be doing wrong ? > I have attached two pictures where the diagonal illustrates the problem. > > Cheers > > > > >
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