Re: [eigen] Access to the raw data of a Matrix / Vector ?

[Carlos Becker <carlosbecker@xxxxxxxxx>]

and have in mind that row-major and col-major ordering will interpret the raw binary data differently.

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Carlos

On Fri, Mar 2, 2012 at 3:55 PM, Rhys Ulerich <rhys.ulerich@xxxxxxxxx> wrote:

> I want to read (binary) into a big matrix. For that I need a pointer to the
> beginning of the raw data managed by the matrix.
>
> Something like
>
> MatrixXd A(m,n);
>
> FILE.read( (char*) A.raw(), m*n*sizeof(double));

A.data() per http://eigen.tuxfamily.org/dox/QuickRefPage.html ?

- Rhys