[Bf-committers] Volumetric update

[Thomas Dinges]

echelon at infomail.upr.edu.cu schrieb:
> Hi all!
>
>    I´ve being making some research about texture synthesis in orther to
> handle
>  volumetrics from images (2D samples) and the field are to broad to cover it.
>  In principle there are unlimited ways to extend 2D to 3D since
> transformations are not unique (the same could be the reverse problem)
> and because of that I only implemented a few methods to extend 2D to 3D
> that, although are not as complex as the patch based texture synth  and
> the error minimizing methods (which could take hours according to some
> papers), give interesting results that I will share the next time I get
> connected. This will be an active field of development for volumetric
> once it gets patched release because it offers incredible user controlled
> results beyond procedural textures and are also relatively easy to
> implement.
>   In order to finish soon a patch I should not stop to much in that area.
>
> Precisely the method I used are:
>   Using the same image as a 3 axis proyections, multipliying the alpha
> values for every proyections (user could choose alpha and color mapping
> of the proyections) and this way for example the volumetric equivalent
> of a circle will be a sphere, the equivalent for a brick texture will be
> a blocky walln and so on. (Is also avaible the blender extend features:
> repeat, checker,clip,etc to 3D) (This will be also an expandable area
> implementing patch based methods, againg this are out of my priorities
> now.)
>
>  Everyday I get convinced of the unlimited power of volumetric image
> sinthesys, sometimes I even waste hours exploring the render results!
>
>   If you know any method of extending 2D images to 3D using only the
> sample  and a 3D point as input please let me know before closing for
> now the core dev and passing after my birthday (today) to code
> so-long-waited UI  and patch release.
>
>                                                 Farsthary
>   
Hey Farsthary,
sorry, i can't help you with your question but i want to say "Happy 
Birthday".
Your work is very good and you do it very well.
I'm happy that you start with the UI soon, that's great.

I hope you have made nice party and meet some friends.

"Happy Birthday to you,
happy birthday to you,
happy birthday dear Farsthary,
happy birthday to you"

DingTo