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radv: add export_clip_dists for VS and TES to radv_shader_info

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To be able to remove radv_vs_out_key entirely.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Timur Kristóf <timur.kristof@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13028>
This commit is contained in:
Samuel Pitoiset 2021-09-24 13:55:10 +02:00 • committed by Marge Bot
parent b653164973
commit fa833f9ee5
2 changed files with 18 additions and 0 deletions
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1
src/amd/vulkan/radv_shader.h
View file

@ -214,6 +214,7 @@ struct radv_vs_output_info {
bool writes_viewport_index;
bool writes_primitive_shading_rate;
bool export_prim_id;
bool export_clip_dists;
unsigned pos_exports;
};

17
src/amd/vulkan/radv_shader_info.c
View file

@ -654,6 +654,23 @@ radv_nir_shader_info_pass(struct radv_device *device, const struct nir_shader *n
}
}
/* Make sure to export the clip/cull distances if the fragment shader needs it. */
if (key->vs_common_out.export_clip_dists) {
switch (nir->info.stage) {
case MESA_SHADER_VERTEX:
info->vs.outinfo.export_clip_dists = true;
break;
case MESA_SHADER_TESS_EVAL:
info->tes.outinfo.export_clip_dists = true;
break;
case MESA_SHADER_GEOMETRY:
info->vs.outinfo.export_clip_dists = true;
break;
default:
break;
}
}
if (nir->info.stage == MESA_SHADER_FRAGMENT)
info->ps.num_interp = nir->num_inputs;