[Mesa-dev] [PATCH] st/mesa: always unconditionally revalidate main framebuffer after SwapBuffers

[Marek Olšák]

From: Marek Olšák <marek.olsak at amd.com>

This fixes the black Feral launcher window.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=101867
---
 src/mesa/state_tracker/st_manager.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/mesa/state_tracker/st_manager.c b/src/mesa/state_tracker/st_manager.c
index 834bcc9..ede5439 100644
--- a/src/mesa/state_tracker/st_manager.c
+++ b/src/mesa/state_tracker/st_manager.c
@@ -635,20 +635,26 @@ st_context_flush(struct st_context_iface *stctxi, unsigned flags,
    st_flush(st, fence, pipe_flags);
 
    if ((flags & ST_FLUSH_WAIT) && fence) {
       st->pipe->screen->fence_finish(st->pipe->screen, NULL, *fence,
                                      PIPE_TIMEOUT_INFINITE);
       st->pipe->screen->fence_reference(st->pipe->screen, fence, NULL);
    }
 
    if (flags & ST_FLUSH_FRONT)
       st_manager_flush_frontbuffer(st);
+
+   /* Enter st_validate_state in the next draw call to revalidate
+    * the framebuffer.
+    */
+   if (flags & ST_FLUSH_END_OF_FRAME)
+      st->gfx_shaders_may_be_dirty = true;
 }
 
 static boolean
 st_context_teximage(struct st_context_iface *stctxi,
                     enum st_texture_type tex_type,
                     int level, enum pipe_format pipe_format,
                     struct pipe_resource *tex, boolean mipmap)
 {
    struct st_context *st = (struct st_context *) stctxi;
    struct gl_context *ctx = st->ctx;
-- 
2.7.4