Very convincing ! And there we have even more control than Expression for simple lines !

ivan

Le Lundi 28 août 2017 0h27, Jabier Arraiza <jabier.arraiza@...2893...> a écrit :

Hi all!

This week I do a similar implementation and mark it for merge request.

Here are a preview of the new branch running:

https://archive.org/details/inkscapepencilpressure

All the best, Jabier.

On Mon, 2017-08-21 at 22:36 -0400, Nate Yungkans wrote:

> Hi All,

> I'm Nate, the one who posted in the forums. I started just asking if

> the feature existed, but was told I should ask for it as a feature so

> here I am. Hello :) First I wanted to say I love the program and

> find the features super useful. The powerstroke is one of the coolest

> features and I am having a lot of fun playing around with it. I have

> been an Adobe Illustrator for years but I am already enjoying

> inkscape more. Anyways, the reason I was asking about pressure

> sensitive line work is because it could be a huge time saver for

> manga art(or any extensive line art) where line work is incredibly

> important. It seems like all of the features actually exist in

> Inkscape, but not together as a tool. The calligraphy pen works

> nicely with pressure and the mass(for precision), but if the line

> needs to be edited in an meaningful way, they basically need to be

> redrawn.

> The powerstroke feature is awesome, but in its current state may

> require a lot of manual setting line thicknesses if there are a lot

> of complicated lines. Being able to control the stroke width via

> pressure would make it a very smooth process. Unfortunately it would

> not be as useful without a preview as you draw. Maybe it could use

> the same preview the calligraphy tool uses? Even if that isn't a 100%

> representation of the final product, it would guide the user to

> understand how much pressure they are applying.

> I asked about an auto simplify feature not only for the benefit of

> reducing the number of nodes, but also in aiding fast smoothed line

> work. I see that a line drawn with a pencil has a smoothing feature,

> maybe that can also be applied to the powerstroke outer lines as

> well; or maybe the pressure has an adjustable sample rate?

> Additionally, it would be fantastic if there was a way to increase or

> decrease the relative distance of the powerstroke nodes from main

> path. In essence it would be like increasing or decreasing the width

> of the powerstroke. As an example I recorded my screen using a

> variable brush tool in Illustrator. It reads the pen pressure and

> applies it to the stroke, but also allows that stroke to be increases

> or decreased.

> Screen capture example Video: https://youtu.be/u78JlGD9Y34

> Example of the adobe brush tool simplify/fidelity options: https://yo

> utu.be/iIW_oeUcO2E?t=144

> That same tool in adobe also has settings to control/limit the brush

> size and shape. I've been utilizing mass, thinning and fixation to

> accomplish this effect in Inkscape.

> https://youtu.be/iIW_oeUcO2E?t=97

> I think that covers what I was originally asking about and more.

> Hopefully it was not too much. Thanks so much for all the hard work

> you have put into the program! I know this software is a lot of work

> and new features are no small thing. I am not really a programmer so

> I can't contribute to the effort that way, but if you have a need or

> desire to include a UX/UI designer I would be happy to help!

> Manga line example that I did not draw:

> If you got through the whole email, thanks for listening!

> -Nate

> --

> Nate

> On Mon, Aug 21, 2017 at 4:31 PM, Jabier Arraiza <jabier.arraiza@...3313...

> r.es> wrote:

> > I wait he present to the list to reply.

> >

> > Cheers, Jabier.

> >

> > On Mon, 2017-08-21 at 05:44 -0600, brynn wrote:

> > > > Hi Brynn.

> > >

> > > Great and easy to do. I could do if we want. The problem is no

> > > realtime

> > > preview, so you need to finish the path to see the variable

> > width.

> > >

> > > Maybe I can add a preview while drawing but this is more complex.

> > >

> > > Cheers, Jabier.

> > > ________________________________________________

> > >

> > > Well I don't use this kind of feature myself. So I couldn't say

> > if

> > > the lack of

> > > live preview would be crippling. I'll try to get the person who

> > > posted the

> > > message to subscribe to the list, so he can give comments.

> > >

> > > How would it work? Would it add pink nodes where the pressure is

> > > greater? And

> > > then the artist drags them after the path is finished? Or would

> > the

> > > variable

> > > width be immediately evident when the path is finished?

> > >

> > > And it would only work with graphics tablets?

> > >

> > > One benefit for such a tool (it seems to me) would be that the

> > number

> > > of nodes

> > > probably would not build up so fast, as it does with Calligraphy.

> > >

> > > Thanks, Jabier. I'll try to get this guy to subscribe so he can

> > > discuss

> > > directly.

> > >

> > > All best,,

> > > brynn

> > >

> > > -----Original Message-----

> > > From: Jabier Arraiza

> > > Sent: Monday, August 21, 2017 2:23 AM

> > > To: brynn ; Inkscape-Devel

> > > Subject: Re: [Inkscape-devel] pressure sensitivity for Pencil

> > tool

> > > using

> > > powerstroke?

> > >

> > -----------------------------------------------------------------

> > -------------

> > Check out the vibrant tech community on one of the world's most

> > engaging tech sites, Slashdot.org! http://sdm.link/slashdot

> > _______________________________________________

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> > Inkscape-devel@lists.sourceforge.net

> > https://lists.sourceforge.net/lists/listinfo/inkscape-devel

> >

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