|Message: Re: Has anyone tried rotate(angle,axis)?||Not Logged In (login)|
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On Thu, 13 Sep 2018 07:42:23 GMT, Huagang Yan wrote:
> I need to rotate a cylinder around an axis which is different from x, y, > and z axis, and perpendicular to the axis of the cylinder. I tried to > use the method of rotate(anagle,axis) for G4RotationMatrix. It seems > this method does not work correctly at all. Besides, it seems that the > method has not been tested in the examples. > > The problem I dealt with was first rotating it around y axis, then > around that flipped axis. I am completely bewildered now. > > Does anyone have experience and advice on that? > > Thanks. >
Did you have a look to examples/extended/geometry/transforms ? Try it interactively. Here a picture of what you must get.
Personally, I prefer to write directly the matrix (first or second method). At least, I understand what I am doing.
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