[Bf-committers] Compositing View Port Proposal

[Gianmichele Mariani]

+1000

Where do I sign for this?



On Tue, Mar 27, 2012 at 9:58 PM, Jason Wilkins <jason.a.wilkins at gmail.com>wrote:

> This year I am considering proposing a new viewport for Blender as a
> Summer of Code project.
>
> Name is subject to change.  I've already had one person think that I
> want to preview compositing nodes in the view port.  That is not my
> proposal.
>
> This email is to solicit some feedback so that I can write a good
> proposal or change my focus and propose something else.
>
> The problems as I currently see them:
>
> * The current view port rendering code in Blender is a mess.
>
> * Extending the view port has to be done ad hoc and is even
> recommended against due to its complexity
>
> * Taking advantage of modern opengl features might be especially
> difficult.  These include:
> - pixel buffers
> - floating point or HDR formats
> - depth textures
>
> Parts of a possible proposal:
>
> * re-factor all view port drawing operations into a set of composable
> commands
> * enable rendering to pixel buffers
> * compose pixel buffers using GLSL and/or blending operations
> * new view port modes can be written as scripts, like Render Monkey or
> DirectX Effect format (or even Quake 3 if you wanna go back that far)
> * re-enable all current view port modes as just simple scripts in the new
> system
> * create new view port modes (like Material Capture or SSAO)
> * let expert users create their own custom viewports
> * the ability to control view port script parameters using RNA, i.e.,
> automatically add controls to the UI
>
> I am not proposing doing anything with the GLSL code generator that is
> used for materials.
>
> I have not looked into how this integrates with the different view
> port drawing modes (triple, etc.)
>
> I am concerned that PBVH drawing in 'partial redraw' mode may be more
> difficult to integrate, or not.
>
> Cursor rendering probably is not affected.
>
> I discussed this briefly with Ton, he had some ideas about glowing
> outlines around objects.  That kind of feature would be possible.
> Part of my proposal could include a set of example view ports scripts
> like that to get the expert users started.
>
> I'd like to really focus this year on a single goal with an easily
> defined deliverable.
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