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radv: Use correct gs_out with tessellation.

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We should use the primitives output by the TES in that case.

There is always a separate TES if there is no GS.

Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Bas Nieuwenhuizen
2019-07-08 23:18:55 +02:00
committed by Dave Airlie
parent 343a435c46
commit 204e4da9b4
1 changed files with 3 additions and 0 deletions
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src/amd/vulkan/radv_pipeline.c
+3
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@@ -4156,6 +4156,9 @@ radv_pipeline_init(struct radv_pipeline *pipeline,
if (radv_pipeline_has_gs(pipeline)) {
gs_out = si_conv_gl_prim_to_gs_out(pipeline->shaders[MESA_SHADER_GEOMETRY]->info.gs.output_prim);
pipeline->graphics.can_use_guardband = gs_out == V_028A6C_OUTPRIM_TYPE_TRISTRIP;
} else if (radv_pipeline_has_tess(pipeline)) {
gs_out = si_conv_gl_prim_to_gs_out(pipeline->shaders[MESA_SHADER_TESS_EVAL]->info.tes.primitive_mode);
pipeline->graphics.can_use_guardband = gs_out == V_028A6C_OUTPRIM_TYPE_TRISTRIP;
} else {
gs_out = si_conv_prim_to_gs_out(pCreateInfo->pInputAssemblyState->topology);
}