Re: [Chromium-dev] Patch for head tracking

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

Michael D=FCrig wrote:
>=20
> I am currently working on a SPU which facilitates integration of=20
> tracking devices with Chromium. For usage for example in a CAVE=20
> environment.
>=20
> In order to do so I patched the Chromium code base in a few places. The=
=20
> patch is attached. Since I am not sure which parts of the patch are=20
> desired and will finally make its way into Chromium I do not release my=
=20
> tracker SPU yet. I will wait until I see which parts get through and=20
> will then try to adapt my SPU accordingly.
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> Regarding the patch, there is only one part which is *really* required=20
> in order to get head tracking working at all: In tilesortspu_misc.c=20
> function tilesortspu_ChromiumParametervCR() the case=20
> GL_SERVER_PROJECTION_MATRIX_CR needs to be handled similar to the case=20
> GL_SERVER_VIEW_MATRIX_CR otherwise the servers will never see the new=20
> projection matrix.
> The other parts add functionality which might be implemented elsewhere=20
> but seemed to fit into Chromium for one reason or another.

I'm a little worried that your changes to tilesortspu_misc. will break=20
the current per-server projection feature.  I'll check in the rest=20
then try to test the tilesort change when I find some time.

-Brian