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From ac502c921d2e813e6e916a589a07bc58ca4c12e7 Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Fri, 9 Feb 2018 11:53:17 +1000
Subject: [PATCH] backends/x11: wacom pressure curve is a 32-bit property
The property has been 32 bits since around 2011 and has not changed, mutter
expects it to be 8 bits. The mismatch causes change_property to never
actually change the property.
https://gitlab.gnome.org/GNOME/mutter/issues/26
Closes: #26
---
src/backends/x11/meta-input-settings-x11.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/backends/x11/meta-input-settings-x11.c b/src/backends/x11/meta-input-settings-x11.c
index 7d1d360a3..9687fb36f 100644
--- a/src/backends/x11/meta-input-settings-x11.c
+++ b/src/backends/x11/meta-input-settings-x11.c
@@ -813,9 +813,9 @@ meta_input_settings_x11_set_stylus_pressure (MetaInputSettings *settings,
ClutterInputDeviceTool *tool,
const gint32 pressure[4])
{
- guchar values[4] = { pressure[0], pressure[1], pressure[2], pressure[3] };
+ guint32 values[4] = { pressure[0], pressure[1], pressure[2], pressure[3] };
- change_property (device, "Wacom Pressurecurve", XA_INTEGER, 8,
+ change_property (device, "Wacom Pressurecurve", XA_INTEGER, 32,
&values, G_N_ELEMENTS (values));
}
--
2.16.1