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List:       kde-kimageshop
Subject:    Re: (Artists check this out) On the project to make a robust mixing
From:       David REVOY <davidrevoy () gmail ! com>
Date:       2011-01-06 9:56:56
Message-ID: 4D2591E8.4040600 () gmail ! com
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Hi :)
Here are my thinking about the brushes :

1) For simulating hair, custom brush mask does really well the job 
normally ; no need of a special brush engine for this IMO  ( exept if a 
tweaking as I refer in '5' can work ) ;
ref :http://forums.cgsociety.org/showthread.php?threadid=259468

2) For dragon scale and textures ; dynamic layer effect such "bevel and 
emboss" make magic when painting on. I miss it a lot from my Photoshop 
old usage.
ref : http://nebezial.deviantart.com/art/a-dinosaur-scale-tut-62206529

3) Of course , embedded texture in stroke ( working with brush mask ) 
are ideal. I spoke of it yesterday on IRC with N-pigeon :)
ref: 
http://media.smashingmagazine.com/cdn_smash/wp-content/uploads/images/photoshop-brushes/texture.gif


4) About mixing brush , this is what I wait to make krita equal to the 
feature I abuse of Gimp-painter , this feature is present in SAITool , 
Open Canvas, Project Dogwaffle , Painter, Artrage etc... a must have for 
painting apps ... Weirdly appear in Photoshop only at CS5
ref: 
http://i125.photobucket.com/albums/p76/hecartha/Software/Photoshop-CS5-003-1.jpg

5) I would really like to get the brush engine of Lukas ( hairy and soft 
brush noise ) can thicker the noise ( limited to one pixel ) . I already 
talked about it, but it seamed really complex to replace the 1pixel 
noise by a bigger size. The 1px width is not really usefull when 
painting in HD/Printing quality, because it add more noise. ( exept for 
the fake charcoal of the arabian teapot I drew month ago ; at 100% size 
of the viewport )   SAITool looks to have the same kind of brush engine 
where the noise particles can be thicker : it result with really cool 
pastel/chalky effect for noise ; and for hairy brush really cool brush 
strokes ( they name it Oil ) . I guess this is faster to compute than 
bitmap brush mask.
ref: 
http://th09.deviantart.net/fs70/PRE/f/2010/042/9/9/PaintTool_SAI__Brush_Options_by_ArtSmokerToy.jpg
 ref : 
http://fc01.deviantart.net/fs50/f/2009/280/9/5/Paint_Tool_SAI_Hair_Brush_by_Neillustrations.png


I hope all of this can helps.
Happy new year

-David
____________________________
http://www.davidrevoy.com


On 01/06/2011 10:26 AM, Boudewijn Rempt wrote:
> On Thursday 06 January 2011, Thorsten Wilms wrote:
> > On Thu, 2011-01-06 at 10:02 +0100, Boudewijn Rempt wrote:
> > > Does't the hairy brush do that for you? Or do you mean masses of hair?
> > Last time I tried it, it was to regular and rough, but I do mean masses
> > of hair.
> Masses of hair would indeed be very cool to have. I've no idea yet about the \
> algorithms yet, though I remember reading an article somewhere on how to achieve \
> good looking masses of hair manualy. Should be possible to turn that algorithm into \
> a brush engine :-) 


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    Hi :) <br>
    Here are my thinking about the brushes : <br>
    <br>
    1) For simulating hair, custom brush mask does really well the job
    normally ; no need of a special brush engine for this IMO&nbsp; ( exept
    if a tweaking as I refer in '5' can work ) ; <br>
    ref :<a
      href="http://forums.cgsociety.org/showthread.php?threadid=259468">
      http://forums.cgsociety.org/showthread.php?threadid=259468</a><br>
    <br>
    2) For dragon scale and textures ; dynamic layer effect such "bevel
    and emboss" make magic when painting on. I miss it a lot from my
    Photoshop old usage.<br>
    ref : <a
      href="http://nebezial.deviantart.com/art/a-dinosaur-scale-tut-62206529">http://nebezial.deviantart.com/art/a-dinosaur-scale-tut-62206529</a><br>
  <br>
    3) Of course , embedded texture in stroke ( working with brush mask
    ) are ideal. I spoke of it yesterday on IRC with N-pigeon :) <br>
    ref: <a
href="http://media.smashingmagazine.com/cdn_smash/wp-content/uploads/images/photoshop- \
brushes/texture.gif">http://media.smashingmagazine.com/cdn_smash/wp-content/uploads/images/photoshop-brushes/texture.gif</a><br>
  <br>
    4) About mixing brush , this is what I wait to make krita equal to
    the feature I abuse of Gimp-painter , this feature is present in
    SAITool , Open Canvas, Project Dogwaffle , Painter, Artrage etc... a
    must have for painting apps ... Weirdly appear in Photoshop only at
    CS5 <br>
    ref: <a
href="http://i125.photobucket.com/albums/p76/hecartha/Software/Photoshop-CS5-003-1.jpg \
">http://i125.photobucket.com/albums/p76/hecartha/Software/Photoshop-CS5-003-1.jpg</a><br>
  <br>
    5) I would really like to get the brush engine of Lukas ( hairy and
    soft brush noise ) can thicker the noise ( limited to one pixel ) .
    I already talked about it, but it seamed really complex to replace
    the 1pixel noise by a bigger size. The 1px width is not really
    usefull when painting in HD/Printing quality, because it add more
    noise. ( exept for the fake charcoal of the arabian teapot I drew
    month ago ; at 100% size of the viewport ) &nbsp; SAITool looks to have
    the same kind of brush engine where the noise particles can be
    thicker : it result with really cool pastel/chalky effect for noise
    ; and for hairy brush really cool brush strokes ( they name it Oil )
    . I guess this is faster to compute than bitmap brush mask. &nbsp; <br>
    ref: <a
href="http://th09.deviantart.net/fs70/PRE/f/2010/042/9/9/PaintTool_SAI__Brush_Options_ \
by_ArtSmokerToy.jpg">http://th09.deviantart.net/fs70/PRE/f/2010/042/9/9/PaintTool_SAI__Brush_Options_by_ArtSmokerToy.jpg</a><br>
  ref : <a
href="http://fc01.deviantart.net/fs50/f/2009/280/9/5/Paint_Tool_SAI_Hair_Brush_by_Neil \
lustrations.png">http://fc01.deviantart.net/fs50/f/2009/280/9/5/Paint_Tool_SAI_Hair_Brush_by_Neillustrations.png</a><br>
  <br>
    I hope all of this can helps.<br>
    Happy new year <br>
    <br>
    -David<br>
    <font color="grey">____________________________</font><br>
    <a href="http://www.davidrevoy.com"> http://www.davidrevoy.com</a><br>
    <br>
    <br>
    On 01/06/2011 10:26 AM, Boudewijn Rempt wrote:
    <blockquote cite="mid:201101061026.35498.boud@valdyas.org"
      type="cite">
      <pre wrap="">On Thursday 06 January 2011, Thorsten Wilms wrote:
</pre>
      <blockquote type="cite">
        <pre wrap="">On Thu, 2011-01-06 at 10:02 +0100, Boudewijn Rempt wrote:
</pre>
        <blockquote type="cite">
          <pre wrap="">Does't the hairy brush do that for you? Or do you mean masses \
of hair? </pre>
        </blockquote>
        <pre wrap="">
Last time I tried it, it was to regular and rough, but I do mean masses
of hair.
</pre>
      </blockquote>
      <pre wrap="">
Masses of hair would indeed be very cool to have. I've no idea yet about the \
algorithms yet, though I remember reading an article somewhere on how to achieve good \
looking masses of hair manualy. Should be possible to turn that algorithm into a \
brush engine :-)

</pre>
    </blockquote>
  </body>
</html>



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