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-rw-r--r--src/gallium/state_trackers/nine/query9.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/gallium/state_trackers/nine/query9.c b/src/gallium/state_trackers/nine/query9.c
index 466b4ba3f7c..df49340b2cf 100644
--- a/src/gallium/state_trackers/nine/query9.c
+++ b/src/gallium/state_trackers/nine/query9.c
@@ -254,7 +254,15 @@ NineQuery9_GetData( struct NineQuery9 *This,
nresult.b = presult.timestamp_disjoint.disjoint;
break;
case D3DQUERYTYPE_TIMESTAMPFREQ:
- nresult.u64 = presult.timestamp_disjoint.frequency;
+ /* Applications use it to convert the TIMESTAMP value to time.
+ AMD drivers on win seem to return the actual hardware clock
+ resolution and corresponding values in TIMESTAMP.
+ However, this behaviour is not easy to replicate here.
+ So instead we do what wine and opengl do, and use
+ nanoseconds TIMESTAMPs.
+ (Which is also the unit used by PIPE_QUERY_TIMESTAMP.)
+ */
+ nresult.u64 = 1000000000;
break;
case D3DQUERYTYPE_VERTEXSTATS:
nresult.vertexstats.NumRenderedTriangles =