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clutter: Limit number of touch slots available to a virtual touch device

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It's not worth letting these devices have an "unlimited" range of touch
slots. Limiting it to 32 is more than enough to map it with real touch
devices nowadays.

https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1486
This commit is contained in:
Carlos Garnacho
2020-10-22 11:18:34 +02:00
committed by Jonas Ådahl
parent 7698fc4aaf
commit bd4062a196
3 changed files with 40 additions and 2 deletions
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12
clutter/clutter/clutter-virtual-input-device.c
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@ -151,6 +151,10 @@ clutter_virtual_input_device_notify_touch_down (ClutterVirtualInputDevice *virtu
ClutterVirtualInputDeviceClass *klass =
CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device);
g_return_if_fail (CLUTTER_IS_VIRTUAL_INPUT_DEVICE (virtual_device));
g_return_if_fail (slot >= 0 &&
slot < CLUTTER_VIRTUAL_INPUT_DEVICE_MAX_TOUCH_SLOTS);
klass->notify_touch_down (virtual_device, time_us,
slot, x, y);
}
@ -165,6 +169,10 @@ clutter_virtual_input_device_notify_touch_motion (ClutterVirtualInputDevice *vir
ClutterVirtualInputDeviceClass *klass =
CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device);
g_return_if_fail (CLUTTER_IS_VIRTUAL_INPUT_DEVICE (virtual_device));
g_return_if_fail (slot >= 0 &&
slot < CLUTTER_VIRTUAL_INPUT_DEVICE_MAX_TOUCH_SLOTS);
klass->notify_touch_motion (virtual_device, time_us,
slot, x, y);
}
@ -177,6 +185,10 @@ clutter_virtual_input_device_notify_touch_up (ClutterVirtualInputDevice *virtual
ClutterVirtualInputDeviceClass *klass =
CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device);
g_return_if_fail (CLUTTER_IS_VIRTUAL_INPUT_DEVICE (virtual_device));
g_return_if_fail (slot >= 0 &&
slot < CLUTTER_VIRTUAL_INPUT_DEVICE_MAX_TOUCH_SLOTS);
klass->notify_touch_up (virtual_device, time_us,
slot);
}