Re: [eigen] Matrix assignment

[jacob@xxxxxxxxxxxxxxx]

Not a big issue from my point of view: I hate the implicit operator=  
anyway! Whenever I use an operator= I define it explictly. That might  
be just me but I find implicit operator= too slippery.

Cheers,
Benoit

Cristóvão Sousa <crisjss@xxxxxxxxx> a écrit :

> Well, I found a drawback of operator= not making implicit resize:
>
> a class with Eigen matrices as members does not have a well working
> implicit operator= function...
>
> For me is ok, I'll just have to implement an explicit operator= or forbid it.
>
>
> Cristóvão Sousa
>
>
> On Tue, Oct 21, 2008 at 2:02 PM, Gael Guennebaud
> <gael.guennebaud@xxxxxxxxx> wrote:
> > hm... resizeAssign sounds a bit weird to me. Perhaps with only one
> > additional letter:
> >
> > m0.resizedAssign(m1);
> >
> > that can be interpreted as a shortcut for m0.resized().assign(m1);.
> > Or, something much shorter and almost as explicit (IMO):
> >
> > m0.set(m1);
> >
> > I think it is quite clear that a "set" operation is allowed to resize
> > the destination, isn't it ? another argument: when we allow the
> > destination to be resized, that mean we are re-initializing the
> > matrix, so "set" makes sense.
> >
> > gael.
>
> ---



----------------------------------------------------------------
This message was sent using IMP, the Internet Messaging Program.


---