It's not an array, because the ArrayID is 0. It's a valid non-array
declaration. If any TGSI user doesn't understand it, that user should
be fixed.
Marek
On Tue, Jun 23, 2015 at 3:20 PM, Rob Clark <robdcl...@gmail.com> wrote:
> From: Rob Clark <robcl...@freedesktop.org>
>
> Ok, so actually there is a ttn issue here to fix as well.. but it
> brought up a question in my mind. When ttn sees something like
>
> DCL IN[0..1]
>
> it will treat that as an array (which in the end will result in
> constraints about where the registers get allocated. Which is not
> really ideal.
>
> With glsl we don't actually get input arrays (but instead a bunch
> of MOV's to a TEMP array) currently. So I'm not quite sure how
> an actual input array should look. (But my preference would be
> IN[a..b] for arrays and IN[c] otherwise)
> ---
> src/gallium/auxiliary/hud/hud_context.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/src/gallium/auxiliary/hud/hud_context.c
> b/src/gallium/auxiliary/hud/hud_context.c
> index 6a124f7..2b6d3a7 100644
> --- a/src/gallium/auxiliary/hud/hud_context.c
> +++ b/src/gallium/auxiliary/hud/hud_context.c
> @@ -1163,7 +1163,8 @@ hud_create(struct pipe_context *pipe, struct
> cso_context *cso)
> {
> static const char *vertex_shader_text = {
> "VERT\n"
> - "DCL IN[0..1]\n"
> + "DCL IN[0]\n"
> + "DCL IN[1]\n"
> "DCL OUT[0], POSITION\n"
> "DCL OUT[1], COLOR[0]\n" /* color */
> "DCL OUT[2], GENERIC[0]\n" /* texcoord */
> --
> 2.4.3
>
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