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evdev: Provide the relative pointer motion event deltas

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Compositors need more detailed information about motion events. Make it
possible to retrieve this information when running the evdev backend by
adding the information to the backend specific event struct.

https://bugzilla.gnome.org/show_bug.cgi?id=752752
This commit is contained in:
Jonas Ådahl
2015-12-02 12:17:23 +08:00
parent a10200509e
commit a598917e07
4 changed files with 110 additions and 15 deletions
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6
clutter/evdev/clutter-input-device-evdev.h
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@ -91,6 +91,12 @@ void _clutter_event_evdev_free (ClutterEv
void _clutter_evdev_event_set_event_code (ClutterEvent *event,
guint32 evcode);
void _clutter_evdev_event_set_relative_motion (ClutterEvent *event,
double dx,
double dy,
double dx_unaccel,
double dy_unaccel);
G_END_DECLS
#endif /* __CLUTTER_INPUT_DEVICE_EVDEV_H__ */