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evdev: load the LIBINPUT_CALIBRATION_MATRIX as default matrix

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Peter Hutterer 2014-08-26 13:44:03 +10:00
parent ea00ff9114
commit d5136c6cb9
3 changed files with 17 additions and 8 deletions
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19
src/evdev.c
View file

@ -612,15 +612,11 @@ static int
evdev_calibration_get_default_matrix(struct libinput_device *libinput_device,
float matrix[6])
{
struct matrix m;
struct evdev_device *device = (struct evdev_device*)libinput_device;
/* Always return the identity matrix for now. In the future, this
should return the WL_CALIBRATION matrix defined as default
matrix for this device */
matrix_init_identity(&m);
matrix_to_farray6(&m, matrix);
matrix_to_farray6(&device->abs.default_calibration, matrix);
return !matrix_is_identity(&m);
return !matrix_is_identity(&device->abs.default_calibration);
}
struct evdev_dispatch_interface fallback_interface = {
@ -956,6 +952,7 @@ evdev_device_create(struct libinput_seat *seat,
matrix_init_identity(&device->abs.calibration);
matrix_init_identity(&device->abs.usermatrix);
matrix_init_identity(&device->abs.default_calibration);
if (evdev_configure_device(device) == -1)
goto err;
@ -1026,6 +1023,14 @@ evdev_device_get_id_vendor(struct evdev_device *device)
return libevdev_get_id_vendor(device->evdev);
}
void
evdev_device_set_default_calibration(struct evdev_device *device,
const float calibration[6])
{
matrix_from_farray6(&device->abs.default_calibration, calibration);
evdev_device_calibrate(device, calibration);
}
void
evdev_device_calibrate(struct evdev_device *device,
const float calibration[6])

4
src/evdev.h
View file

@ -74,6 +74,7 @@ struct evdev_device {
int apply_calibration;
struct matrix calibration;
struct matrix default_calibration; /* from LIBINPUT_CALIBRATION_MATRIX */
struct matrix usermatrix; /* as supplied by the caller */
} abs;
@ -160,6 +161,9 @@ evdev_device_get_id_product(struct evdev_device *device);
unsigned int
evdev_device_get_id_vendor(struct evdev_device *device);
void
evdev_device_set_default_calibration(struct evdev_device *device,
const float calibration[6]);
void
evdev_device_calibrate(struct evdev_device *device,
const float calibration[6]);

2
src/udev-seat.c
View file

@ -100,7 +100,7 @@ device_added(struct udev_device *udev_device, struct udev_input *input)
&calibration[3],
&calibration[4],
&calibration[5]) == 6) {
evdev_device_calibrate(device, calibration);
evdev_device_set_default_calibration(device, calibration);
log_info(&input->base,
"Applying calibration: %f %f %f %f %f %f\n",
calibration[0],