[Gegl-developer] API change for samplers to pass inverse Jacobian data to samplers

[Martin Nordholts]

On 06/29/2009 09:53 PM, Nicolas Robidoux wrote:
> IMHO, when all you are dealing with are 3x3 matrices (which are not
> arbitrary 3x3, since they represent affine + perspective
> transformations), it is likely that a general purpose matrix library
> would be slower. Even more so with 2x2.
>
> So, my vote is actually for "not library."
>    

I'd expect any high quality matrix library to provide optimized routines 
and data structures for 3x3 matrices.

  / Martin