Am 2004.01.14 00:43:07 +0100 schrieb(en) Roland Scheidegger:
> I've just had too much spare time and though it would be interesting to 
> see which mesa demos/tests have problems (lighting or otherwise), so 
> here are the results of all tests which did not run correctly (of course 
> quite a few tests wouldn't run at all due to missing arb_fp, arb_vp or 
> whatever extension, I didn't list them).
> 
> cubemap:
> with hardware tcl inner sphere looks correct, outer cube has
> only blue face, the others are missing, and texture is more fuzzy (might
> be just a different lod bias?) compared to software mesa.
> tcl_mode=0 is even worse: inner sphere everything is only blue/white,
> outer cube same errors as above.

have a look at the cubemap patch for radeon I sent a few days ago.
Something like this should solve/enhance cubemapping with swtcl on r200.
For hw-tcl and non-texgen-mode (the box) another stage could solve this.
But only one stage should be active at a time, otherwise you get
r->q->r

> stex3d:
> the 3d texture fallback seems to be very slow. software mesa
> seems to run about 2-3 times faster than hardware acceleration using the
> fallback.
yes.. forcing sw-rendering by setting LIBGL_ALWAYS_INDIRECT=1 seems to be faster than
doing so by setting no_rast=true.
btw. is there another demo with a real 3d texture available?
The noise texture isnt very helpful, IMHO.

> projtex:
> (both with tcl and tcl_mode=0) the projected texture coordinates are 
> obviously wrong, the size of the projected texture doesn't even seem to 
> depend on where the projection ray hits the object (both projected 
> textures on the cube seem to have the same size).

I noticed this, too. projex works on radeon however.

> yuvrect:
> texture has pink tint (both with or without tcl), works ok with software 
> mesa.
> 
> yuvsqure:
> same problem as with yuvrect (only the left texture, the right one is 
> correct).

strange. I thought it worked last time I checked.

> Quite a few things to fix :-(

why not put it in the todo section in the wiki?

> (cvs version from sometime 1-2 days ago, with Michel's latest lighting 
> fix applied).
> 
> Roland

greetings,
Andreas


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