Re: [Chromium-users] Selecting what to tilesort?

[Brian P. <bri...@tu...>]

Paul Melis wrote:
> Hello,
> I'm wondering if the following is possible with Chromium (I've already 
> got a bit of success, but no glory yet):
> 
> I have an application, a molecular visualisation package, that I'd like 
> to run on a 3-screen cylindrical projection setup. I've got a chromium 
> configuration to work that does the non-planar tiling. But since the 
> application was meant as a normal desktop application, the opengl window 
> not only shows molecular structures and stuff in 3D, but also contains 
> GUI elements (buttons, text, a command input line, etc) drawn in opengl. 
> I don't think these elements, that are probably rendered in ortho2d 
> mode, can be made to display correctly on the cylindrical screen, nor is 
> it that important. I'd like to "cut out" that part of the viewport where 
> the molecules are visible and only distribute the geometry visible in 
> that part. Is there a way to set up chromium to get this done?

You might try writing a new SPU that examined the matrix operations 
(glOrtho, glFrustum(), etc) to determine whether the 2D or 3D stuff 
was being drawn, then no-op rendering commands as needed.

-Brian