Re: [PATCH 3/5] wined3d: Handle point sprites with PS 3.0.

[Henri Verbeet]

On 2 June 2015 at 16:39, Matteo Bruni <mbruni(a)codeweavers.com> wrote:
> +            else if (args->pointsprite && shader_match_semantic(semantic_name, WINED3D_DECL_USAGE_TEXCOORD))
> +                shader_addline(buffer, "ps_in[%u].xy = vec2(gl_PointCoord.x, gl_PointCoord.y);\n", input->register_idx);
> Why not "ps_in[%u].xy = gl_PointCoord.xy;\n"? Also, do the z and w
> components have a defined value?

[PATCH 3/5] wined3d: Handle point sprites with PS 3.0.

[Matteo Bruni]

2015-06-03 12:46 GMT+02:00 Henri Verbeet <hverbeet(a)gmail.com>:
> On 2 June 2015 at 16:39, Matteo Bruni <mbruni(a)codeweavers.com> wrote:
> > +            else if (args->pointsprite && shader_match_semantic(semantic_name, WINED3D_DECL_USAGE_TEXCOORD))
> > +                shader_addline(buffer, "ps_in[%u].xy = vec2(gl_PointCoord.x, gl_PointCoord.y);\n", input->register_idx);
> > Why not "ps_in[%u].xy = gl_PointCoord.xy;\n"? Also, do the z and w
> > components have a defined value?

Eh, I planned to test the .zw components but I forgot...