Attachment 13679 Details for Bug 10324 – dix: Call clipAxis for relative events in GetPointerEvents

[patch] dix: Call clipAxis for relative events in GetPointerEvents

0001-dix-Call-clipAxis-for-relative-events-in-GetPointer.patch (text/plain), 1.13 KB, created by Magnus Vigerlof on 2008-01-12 14:14:15 UTC

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Creator: Magnus Vigerlof

Created: 2008-01-12 14:14:15 UTC

Size: 1.13 KB

patch

obsolete

>From 4c94077d513765eb6c8585c4378b592ab65c895d Mon Sep 17 00:00:00 2001
>From: =?utf-8?q?Magnus=20Vigerl=C3=B6f?= <Magnus.Vigerlof@ipbo.se>
>Date: Sat, 12 Jan 2008 23:06:33 +0100
>Subject: [PATCH] dix: Call clipAxis for relative events in GetPointerEvents
>
>To avoid going out of the defined box when generating
>relative events while not sending any core-events, we
>should clip the resulting x & y to the value range of
>the valuators.
>---
> dix/getevents.c |    5 +++++
> 1 files changed, 5 insertions(+), 0 deletions(-)
>
>diff --git a/dix/getevents.c b/dix/getevents.c
>index 3174bfa..bd2d285 100644
>--- a/dix/getevents.c
>+++ b/dix/getevents.c
>@@ -657,6 +657,11 @@ GetPointerEvents(xEvent *events, DeviceIntPtr pDev, int type, int buttons,
>                 x += valuators[0];
>             if (first_valuator <= 1 && num_valuators >= (2 - first_valuator))
>                 y += valuators[1 - first_valuator];
>+
>+            /* Since we're not sending core-events we must clip both x and y
>+             * to the defined limits so we don't run outside the box. */
>+            clipAxis(pDev, 0, &x);
>+            clipAxis(pDev, 1, &y);
>         }
>     }
> 
>-- 
>1.5.2.5
>

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