From e59389d73826c88c76c7a4db2a7ca5ef57bdf7b9 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Mon, 14 Nov 2016 02:03:28 +0100 Subject: [PATCH] radeonsi: assume that a VS without POSITION is LS MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Tested-by: Edmondo Tommasina Reviewed-by: Nicolai Hähnle --- src/gallium/drivers/radeonsi/si_state_shaders.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c index 9e95fea33af..d0869e3d94f 100644 --- a/src/gallium/drivers/radeonsi/si_state_shaders.c +++ b/src/gallium/drivers/radeonsi/si_state_shaders.c @@ -1124,6 +1124,13 @@ static void si_parse_next_shader_property(const struct tgsi_shader_info *info, case PIPE_SHADER_TESS_EVAL: key->vs.as_ls = 1; break; + default: + /* If POSITION isn't written, it can't be a HW VS. + * Assume that it's a HW LS. (the next shader is TCS) + * This heuristic is needed for separate shader objects. + */ + if (!info->writes_position) + key->as_ls = 1; } break; -- 2.30.2