GENTIT Francois-Xavier DAPNIA wrote: > > To the authors of ROOT, > I think there is an error in the method SetPoints of the class TTRAP. > TTRAP requires, among other parameters, the parameter alpha2, which is > not used in the method SetPoints (which is impossible). > Here is the original code of the method SetPoints, with indication of > the problem. > You are right. The current implementation of TTrap::SetPoints assumes alpha2=0. We implemented this shape to provide a minimal support for a Geant3 shape ill-defined. This shape can create non-planar surfaces. I will implement the code to support the case where both alpha1 and alpha2 are non zero. Rene Brun
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