[Bf-committers] New procedural texture: Planet

[Daniel Salazar - 3Developer.com]

Here are the pictures from Raul, pretty cool!

http://www.pasteall.org/pic/show.php?id=7077
http://www.pasteall.org/pic/show.php?id=7078
http://www.pasteall.org/pic/show.php?id=7079
http://www.pasteall.org/pic/show.php?id=7080
http://www.pasteall.org/pic/show.php?id=7081
http://www.pasteall.org/pic/show.php?id=7082
http://www.pasteall.org/pic/show.php?id=7083
http://www.pasteall.org/pic/show.php?id=7084
http://www.pasteall.org/pic/show.php?id=7085
http://www.pasteall.org/pic/show.php?id=7086
http://www.pasteall.org/pic/show.php?id=7087

Daniel Salazar
www.3developer.com


On Mon, Nov 22, 2010 at 12:30 PM, <raulf at info.upr.edu.cu> wrote:
>
> Thanks Tomas :)
>
>  Yes, indeed will be very helpfull for your sci-fi project, as soon as
> Lapinou upload it check my site http://farsthary.wordpress.com , I made
> there a comparison with current textures to see their limitations.
>
>    I will polish today the patch and will release it by tomorrow, hope it
> will help you, is a fairly simple patch and will not disrrupt anything
> in Blender
>
>                                Cheers   Farsthary
>
> > Hey Raul,
> > this feature sounds just awesome! You have my full support on it!
> > Something I wanted for 3 years... Can't wait to see images.
> >
> > cheers,
> > Thomas
> >
> > Am 22.11.2010 16:33, schrieb raulf at info.upr.edu.cu:
> >> Hi all :)
> >>
> >>   This weekend I need to create a procedural planet for a local work, so
> >> I
> >> went straigth to tinkering with built in procedural textures, sadly
> >> there
> >> where no simple combination of procedurals that provide me satellite
> >> like
> >> view of planet surfaces, in order to achieve that a procedural should
> >> have some desired properties:
> >>
> >>    It should have iso - lines that remind same high levels, like coastal
> >> lines or lines like rivers, erosion and features like that. (the closer
> >> built in procedural that currently have similar features in Blender is
> >> stucci at high octaves and turbulence and the magic one, but is not
> >> enough
> >> and are quite self similar at every scale)
> >>
> >>    It should be fractal like but should not be very similar among scales
> >> because otherwise you get very similar and smooth detail at every scale
> >> (like currently happen with Cloud porcedural)
> >>
> >>    It should provide detail enough at all scales in order to avoid
> >> increasing the number of noise octaves beyond wthat's currently blender
> >> have built in, for planet surfaces extremely close shorts should be made
> >> to the surface or build very big spheres, and from far away any
> >> smoothness
> >> will be inmediately spotted.
> >>
> >>    The usual approach is to use lots of layers and composited
> >> procedurals
> >> in order to achive that, with the corresponding slow down, and trial and
> >> error approach or use some of the excelent directly aviable satellite
> >> pictures of planets (not an option for people offline like me).
> >>
> >>   So I end up creating a new procedural: "Planet" texture, that has all
> >> the
> >> needed features and more, it provides enough detail at every scale and
> >> more important, is not very similar at different scales so zooming in
> >> will give you an entirely different view with new details and features
> >> in
> >> the terrain, it also have iso-lines and features that simulate erosion,
> >> rivers, platforms, and more , all using a single proce
>
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