[Cuis-dev] Let’s change everything

[Juan Vuletich]

I don't quite get what you say but it sounds intriguing. Can you do a 
quick drawing on a paper and post a photo so I can understand?

Thanks!

On 8/31/2020 3:03 AM, Luciano Notarfrancesco via Cuis-dev wrote:
> Another option would be to avoid 3D all together and do it in 2D. 
> Think of the cube as a cardboard box, cut some sides and lay it flat 
> in the plane. Like a sort of symbolic representation of the cube, 
> could be interesting.
>
> On Mon, 31 Aug 2020 at 12:11 AM, Phil B via Cuis-dev 
> <cuis-dev at lists.cuis.st <mailto:cuis-dev at lists.cuis.st>> wrote:
>
>     Juan is pointing you in the right direction.  It mainly depends on
>     your objectives:  Ray tracing will result in more lifelike
>     lighting and shadows, at the expense of performance (Luciano's
>     implementation will only run on a single CPU core).  OpenGL will
>     give you performance (taking advantage of your GPU), at the
>     expense of realism.  Let's aside the latest gen nVidia cards with
>     hardware accelerated ray tracing: OpenGL doesn't support it,  it
>     would limit you to a tiny fraction of the GPU universe currently
>     and nothing I'm aware of in Cuis or even Squeak/Pharo-land will
>     help you with it.
>
>     For this application, I would think OpenGL is the way to go.  Both
>     from the standpoint of the simplicity of it (your scene consists
>     of 26 colored cubes, for a standard Rubik's Cube, which can easily
>     be realized with vertex shading) and the fact that at some point
>     you'd probably want to animate it to 'show' the solution.  Since
>     your shading needs are basic, you can also stick with the
>     fixed-function pipeline (i.e. OpenGL <=3) to keep your life simple
>     which is what most OpenGL tutorials out there cover.
>
>     If I were doing something like this, I'd probably do it via a web
>     app using WebGL... it would be more than capable of handling a
>     scene of this complexity.  This may be more than you want to bite
>     off right now, just making you aware of the possibility.
>
>     On Sat, Aug 29, 2020 at 9:22 PM Juan Vuletich via Cuis-dev
>     <cuis-dev at lists.cuis.st <mailto:cuis-dev at lists.cuis.st>> wrote:
>
>         On 8/29/2020 3:35 AM, Casey Ransberger via Cuis-dev wrote:
>
>
>         > Hey Juan!
>
>
>         >
>
>
>         > You were doing some stuff experimentally with the video
>         hardware everyone has in their pants now.
>
>
>
>
>
>         Well, I guess you refer to OpenCL. But OpenCL (a C like
>         language for
>
>
>         doing numerical computation) has no relation to OpenGL (the
>         most common
>
>
>         API for 3D graphics).
>
>
>
>
>
>         > I *really* want to create a sort of holiday for people who
>         love twisty puzzles, starting with the classic Rubik’s Cube.
>         Like, I have a few algorithms that I’m focused on memorizing,
>         but other people should be able to chase their own algorithms.
>
>
>         >
>
>
>         > I’d love to help create a dictionary of speedcubing
>         algorithms and all you have to do if you want access to a
>         community-built set of hard-earned algorithms, is just read
>         and participate.
>
>
>         >
>
>
>         > I want some 3D graphics in Cuis, but we don’t need much:
>         just enough to make use the platform that every speedcuber
>         resorts to when everything else has gone to hell in a hand
>         basket. Just a way to think about what went wrong while you
>         were landing the world record.
>
>
>         >
>
>
>         > I know that your focus is vector graphics, but there are
>         some 3d things I think we need to at least think about.
>
>
>         >
>
>
>         > I’m going to be the fiercest human who ever defended cubing
>         as a legit sport.
>
>
>         >
>
>
>         > Here comes my name!
>
>
>         >
>
>
>         > —Casey
>
>
>         >
>
>
>
>
>
>         I think 3D is very interesting and I'd love to see more
>         activity on it.
>
>
>         Your idea sonds neat! But I can't really help you. I never did
>         3D, and I
>
>
>         can't really start studying a new field right now.
>
>
>
>
>
>         I suggest taking a good look at
>         https://github.com/pbella/Cuis-OpenGL
>
>
>         and https://github.com/len/RayTracer . Phil, Luciano, any
>         comment on
>
>
>         Casey's project?
>
>
>
>
>
>         Cheers,
>
>
>
>
>
>         -- 
>
>
>         Juan Vuletich
>
>
>         www.cuis-smalltalk.org <http://www.cuis-smalltalk.org>
>
>
>         https://github.com/Cuis-Smalltalk/Cuis-Smalltalk-Dev
>
>
>         https://github.com/jvuletich
>
>
>         https://www.linkedin.com/in/juan-vuletich-75611b3
>
>
>         @JuanVuletich
>
>
>
>
>
>         -- 
>
>
>         Cuis-dev mailing list
>
>
>         Cuis-dev at lists.cuis.st <mailto:Cuis-dev at lists.cuis.st>
>
>
>         https://lists.cuis.st/mailman/listinfo/cuis-dev
>
>
>
>
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>
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>
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-- 
Juan Vuletich
www.cuis-smalltalk.org
https://github.com/Cuis-Smalltalk/Cuis-Smalltalk-Dev
https://github.com/jvuletich
https://www.linkedin.com/in/juan-vuletich-75611b3
@JuanVuletich

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