radeonsi: stop using TGSI_PROPERTY_VS_WINDOW_SPACE_POSITION / VS_BLIT_SGPRS_AMD

[mesa.git] / src / gallium / drivers / radeonsi / si_state_viewport.c

diff --git a/src/gallium/drivers/radeonsi/si_state_viewport.c b/src/gallium/drivers/radeonsi/si_state_viewport.c
index 5149ee1c643fe70443bae9375590dd9dbc5c74b3..3bf701e314d43e5827875596180c689f1209b6a0 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_state_viewport.c
+++ b/src/gallium/drivers/radeonsi/si_state_viewport.c
@@ -557,7 +557,7 @@ void si_update_vs_viewport_state(struct si_context *ctx)
       return;
 
    /* When the VS disables clipping and viewport transformation. */
-   vs_window_space = info->properties[TGSI_PROPERTY_VS_WINDOW_SPACE_POSITION];
+   vs_window_space = info->stage == MESA_SHADER_VERTEX && info->base.vs.window_space_position;
 
    if (ctx->vs_disables_clipping_viewport != vs_window_space) {
       ctx->vs_disables_clipping_viewport = vs_window_space;