[Bug 19306] visual bugs on Trackmania

[wine-bugs at winehq.org]

https://bugs.winehq.org/show_bug.cgi?id=19306

--- Comment #13 from winetest at luukku.com ---
(In reply to Stefan Dösinger from comment #2)
> Not a regression, even though it seems like one.
> 
> These patches were specifically written to enable Trackmania's PC3 (Shader
> Model 3) renderer. The problem of this renderer is that it needs 255 vertex
> shader constants in a shader, and our GLSL backend cannot provide this(yet).
> 
> You can configure the game to use its Shader Model 2 codepath, which will
> give you the old graphics back, with working cars, but less details. Or you
> can use the ARB backend if you have an Nvidia card. ARB has a tighter
> control over the used shader constants, so we can get all the 255 constants
> the game needs. The third alternative is to buy a geforce 8 card, which
> supports 4096 shader constants. (Even ARB cannot provide the 256'th vertex
> shader constant however)
> 
> We can provide those 255 shader constants on dx9 cards with GLSL too, but it
> would be a set of ugly hacks, and just work by sheer luck because the shader
> in question does not trigger any condition when the GLSL compiler has to
> load some private constants.

Has there been any update on this? This was said back 2009. I would like to
highlight the words: "...and our GLSL backend cannot provide this(yet)."

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