It turns out I missed something obvious...

The parameters are passed correctly, I have just not transformed the
vertex.position to the fragment.position

Now I just need to figure out how =)


Rune Petersen

Rune Petersen wrote:
> Hi,
> 
> Found some time to have a look at routing fragment.position from the
> vertex shader.
> 
> Patch notes:
> x & y appear correct, but z is 0 % w is 1.
> z appears to be 0 in the vertex shader, because swizzling Z to
> position.x is is also 0.
> 
> Most of the patch is the select_vertex_shader changes by Aapo Tahkola.
> of interest is in r300_state.c and the bottom of r300_vertexprog.c
> 
> color0 is now always passed from the vertex to the fragment, otherwise
> the fragment input registers wont be correctly aligned...
> 
> 
> I would be grateful for any suggestions.
> 
> Rune Petersen

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