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-rw-r--r--src/gallium/state_trackers/wgl/shared/stw_framebuffer.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c b/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
index f27f4cda218..a601fc5646b 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
@@ -380,6 +380,9 @@ stw_swap_buffers(
if (fb == NULL)
return FALSE;
+ if (!(fb->pfi->pfd.dwFlags & PFD_DOUBLEBUFFER))
+ return TRUE;
+
pipe_mutex_lock( fb->mutex );
/* If we're swapping the buffer associated with the current context