Oh. I see a problem. In your initialize method, you shouldn't use
om.MFnTypedAttribute to create a matrix attribute. Use
om.MFnMatrixAttribute.
mAttr = om.MFnMatrixAttribute()
Node.aMatrix = mAttr.create('matrix', 'mat')
Try doing that.
On Thu, Nov 23, 2017 at 7:01 PM, Giulio Martella <
giuliomartella1...@gmail.com> wrote:
> Nope, the "print mat" instruction should have printed the identity matrix
> in that case; the thing printed is a matrix filled with values very near to
> zero, not the identity for sure.
> What I'm trying to accomplish is far more complex than this barebone
> plugin I've written just to explain my problem easily. However, to be
> precise, I need to read a matrix and then multiply it by a point. So long,
> I've obtained only matrices filled with zeroes, resulting in zeroing also
> the point I was multiplying.
>
> --
> Giulio
>
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