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util: print legacy axis events for debugging

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Part-of: <https://gitlab.freedesktop.org/libinput/libinput/-/merge_requests/1268>
This commit is contained in:
Peter Hutterer 2025-07-14 10:35:21 +10:00
parent 1dec6f98b0
commit 8fcacca7da
1 changed files with 57 additions and 1 deletions
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58
src/util-libinput.c
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@ -524,6 +524,62 @@ print_tablet_button_event(struct libinput_event *ev,
libinput_event_tablet_tool_get_seat_button_count(p)); libinput_event_tablet_tool_get_seat_button_count(p));
} }
static char *
print_legacy_pointer_axis_event(struct libinput_event *ev,
const struct libinput_print_options *opts)
{
struct libinput_event_pointer *p = libinput_event_get_pointer_event(ev);
double v = 0, h = 0;
int v_discrete = 0, h_discrete = 0;
const char *have_vert = "", *have_horiz = "";
const char *source = NULL;
enum libinput_pointer_axis axis;
char time[16];
switch (libinput_event_pointer_get_axis_source(p)) {
case LIBINPUT_POINTER_AXIS_SOURCE_WHEEL:
source = "wheel";
break;
case LIBINPUT_POINTER_AXIS_SOURCE_FINGER:
source = "finger";
break;
case LIBINPUT_POINTER_AXIS_SOURCE_CONTINUOUS:
source = "continuous";
break;
case LIBINPUT_POINTER_AXIS_SOURCE_WHEEL_TILT:
/* No device uses wheel tilt */
abort();
break;
default:
abort();
break;
}
axis = LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL;
if (libinput_event_pointer_has_axis(p, axis)) {
v = libinput_event_pointer_get_axis_value(p, axis);
v_discrete = libinput_event_pointer_get_axis_value_discrete(p, axis);
have_vert = "*";
}
axis = LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL;
if (libinput_event_pointer_has_axis(p, axis)) {
h = libinput_event_pointer_get_axis_value(p, axis);
h_discrete = libinput_event_pointer_get_axis_value_discrete(p, axis);
have_horiz = "*";
}
print_event_time(time, opts->start_time, libinput_event_pointer_get_time(p));
return strdup_printf("%s\tvert %.2f/%d%s horiz %.2f/%d%s (%s)",
time,
v,
v_discrete,
have_vert,
h,
h_discrete,
have_horiz,
source);
}
static char * static char *
print_pointer_axis_event(struct libinput_event *ev, print_pointer_axis_event(struct libinput_event *ev,
const struct libinput_print_options *opts) const struct libinput_print_options *opts)
@ -972,7 +1028,7 @@ libinput_event_to_str(struct libinput_event *ev,
event_str = print_pointer_button_event(ev, &opts); event_str = print_pointer_button_event(ev, &opts);
break; break;
case LIBINPUT_EVENT_POINTER_AXIS: case LIBINPUT_EVENT_POINTER_AXIS:
/* ignore */ event_str = print_legacy_pointer_axis_event(ev, &opts);
break; break;
case LIBINPUT_EVENT_POINTER_SCROLL_WHEEL: case LIBINPUT_EVENT_POINTER_SCROLL_WHEEL:
case LIBINPUT_EVENT_POINTER_SCROLL_FINGER: case LIBINPUT_EVENT_POINTER_SCROLL_FINGER: