wined3d: Make the CS thread yield CPU when it can't block waiting.

It can't block because there are pending queries.

wined3d: Make the CS thread yield CPU when it can't block waiting.
fcccca15 · Matteo Bruni · Alexandre Julliard · ecdeab59 · fcccca15
Commit fcccca15 authored Nov 15, 2018 by Matteo Bruni Committed by Alexandre Julliard Jul 04, 2023
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cs.c dlls/wined3d/cs.c +7 -2

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--- a/dlls/wined3d/cs.c
+++ b/dlls/wined3d/cs.c
@@ -3422,8 +3422,13 @@ static DWORD WINAPI wined3d_cs_run(void *ctx)
            if (wined3d_cs_queue_is_empty(cs, queue))
            {
                YieldProcessor();
-                if (++spin_count >= WINED3D_CS_SPIN_COUNT && list_empty(&cs->query_poll_list))
+                if (++spin_count >= WINED3D_CS_SPIN_COUNT)
-                    wined3d_cs_wait_event(cs);
+                {
+                    if (list_empty(&cs->query_poll_list))
+                        wined3d_cs_wait_event(cs);
+                    else
+                        Sleep(0);
+                }
                continue;
            }
        }