[PATCH] dix: prefer lroundf() over roundf() in axis scaling

[Simon Thum]

it's unclear whether there actually is a problem, but in a very similar
case there is (bug#21456). Also, integer addition is generally faster.
---
 dix/getevents.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/dix/getevents.c b/dix/getevents.c
index a3e11f7..da24530 100644
--- a/dix/getevents.c
+++ b/dix/getevents.c
@@ -206,7 +206,7 @@ rescaleValuatorAxis(int coord, AxisInfoPtr from, AxisInfoPtr to,
     if(fmax == fmin) /* avoid division by 0 */
         return 0;
 
-    return roundf(((float)(coord - fmin)) * (tmax - tmin) /
+    return lroundf(((float)(coord - fmin)) * (tmax - tmin) /
                  (fmax - fmin)) + tmin;
 }
 
-- 
1.6.0.6


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