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radv: Only use TES vertex offset 2 for triangles and quads. 

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15837>
This commit is contained in:
Timur Kristóf 2022-04-13 14:54:30 +02:00 committed by Marge Bot
parent e02c71d6c5
commit 394b93bfeb
1 changed files with 3 additions and 1 deletions
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4
src/amd/vulkan/radv_shader.c
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@ -1684,8 +1684,10 @@ radv_postprocess_config(const struct radv_device *device, const struct ac_shader
*/
bool need_gs_vtx_offset2 = !info->is_ngg_passthrough || info->gs.vertices_in >= 3;
/* TES only needs vertex offset 2 for triangles or quads. */
if (stage == MESA_SHADER_TESS_EVAL)
need_gs_vtx_offset2 &= info->tes._primitive_mode != TESS_PRIMITIVE_ISOLINES;
need_gs_vtx_offset2 &= info->tes._primitive_mode == TESS_PRIMITIVE_TRIANGLES ||
info->tes._primitive_mode == TESS_PRIMITIVE_QUADS;
if (info->uses_invocation_id) {
gs_vgpr_comp_cnt = 3; /* VGPR3 contains InvocationID. */