From ac7af7c50057f4b72ec058fd08b6f40db595e489 Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Mon, 14 Oct 2019 01:20:20 -0700 Subject: [PATCH] iris: Implement the Gen < 9 tessellation quads workaround Fixes several CTS tests: - KHR-GL46.tessellation_shader.vertex.vertex_spacing - KHR-GL46.tessellation_shader.tessellation_shader_point_mode.points_verification Fixes: 823609b1a39 ("iris/WIP: add broadwell support") --- src/gallium/drivers/iris/iris_program.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/gallium/drivers/iris/iris_program.c b/src/gallium/drivers/iris/iris_program.c index 2670bc28579..fbf6d685382 100644 --- a/src/gallium/drivers/iris/iris_program.c +++ b/src/gallium/drivers/iris/iris_program.c @@ -1230,6 +1230,9 @@ iris_update_compiled_tcs(struct iris_context *ice) .tes_primitive_mode = tes_info->tess.primitive_mode, .input_vertices = !tcs || compiler->use_tcs_8_patch ? ice->state.vertices_per_patch : 0, + .quads_workaround = devinfo->gen < 9 && + tes_info->tess.primitive_mode == GL_QUADS && + tes_info->tess.spacing == TESS_SPACING_EQUAL, }; get_unified_tess_slots(ice, &key.outputs_written, &key.patch_outputs_written); -- 2.30.2