John VanSickle wrote:
> 
> Warp wrote:
> >
> > John VanSickle <van### [at] erolscom> wrote:
> > : The ability to extract the elements from a declared transform.
> >
> >   If you are talking about the items inside the transformation matrix,
> 
> I am,
> 
> > then you are right, it shouldn't be too difficult.
> >   But as someone else said, how useful would it be to get individual
> > values of the matrix?
> 
> The idea is that a macro could receive a declared transform and build
> an object based on the contents of the macro; perhaps some of the
> primitives in the object depend only on the translational component of
> the transform, while others receive the full effect of the transform,
> and perhaps the macro is supposed to remove any shearing from the
> transform before building anything.
> 
> Granted, one could simply pass four vectors to the macro...

Or I could build a set of macros that replace declared transforms
with an array, and perform all of the standard transforms (as well
as shearing, inversion, etc.).

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