Re: Paint.Matrix

[Fabien Bodard <gambas.fr@xxxxxxxxx>]

Le jeu. 12 sept. 2024 à 22:52, Benoît Minisini <
benoit.minisini@xxxxxxxxxxxxxxxx> a écrit :

> Le 12/09/2024 à 21:25, Fabien Bodard a écrit :
> > Hi,formations li
> >
> > I'm currently writing a svg reader/render for my own use (In the more
> > simplest way I can)
> >
> > In a svg file you can have cumulative transformations like :
> >
> > <g
> >
> >
>  transform="matrix(0.1672889,-0.8480899,0.8480899,0.1672889,-242.96302,703.59876)"
> >           id="g4504">
> >          <g
> >             id="g4506"
> >             transform="matrix(1.0150594,0,0,1,129.84546,112.36284)">
> >            <path
> >               sodipodi:nodetypes="csssssccc"
> >
> > Here you can see two group <G that apply two cumulative transformation
> > (I have tested by commented each one)
> >
> > By Now I have a problem to traduce that in the paint class..
> >
> > I'm not understanding how to cumulate matrix :/...
> >
> > Pleaaase help :-)
> >
> > --
> > Fabien Bodard
>
> You must multiply the cumulative matrices, by using the PaintMatrix
> returned by Paint.Matrix.
>
> Do you know matrix calculation?
>

I'm on learning curve :-)
I thought it was that but it actually fail ...  so I 'll purchasse my
inverstigation

Another point is about arcs ... but it's another story.


> Regards,
>
> --
> Benoît Minisini.
>
>
>

-- 
Fabien Bodard