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-rw-r--r--backend/libinput/events.c4
-rw-r--r--backend/libinput/tablet_pad.c78
-rw-r--r--backend/libinput/tablet_tool.c231
3 files changed, 301 insertions, 12 deletions
diff --git a/backend/libinput/events.c b/backend/libinput/events.c
index 93664af2..0548e502 100644
--- a/backend/libinput/events.c
+++ b/backend/libinput/events.c
@@ -130,8 +130,8 @@ static void handle_device_added(struct wlr_libinput_backend *backend,
if (!wlr_dev) {
goto fail;
}
- wlr_dev->tablet_tool = create_libinput_tablet_tool(libinput_dev);
- if (!wlr_dev->tablet_tool) {
+ wlr_dev->tablet = create_libinput_tablet(libinput_dev);
+ if (!wlr_dev->tablet) {
free(wlr_dev);
goto fail;
}
diff --git a/backend/libinput/tablet_pad.c b/backend/libinput/tablet_pad.c
index 626c2219..579a11cf 100644
--- a/backend/libinput/tablet_pad.c
+++ b/backend/libinput/tablet_pad.c
@@ -1,4 +1,8 @@
+#ifndef _POSIX_C_SOURCE
+#define _POSIX_C_SOURCE 200809L
+#endif
#include <assert.h>
+#include <string.h>
#include <libinput.h>
#include <stdlib.h>
#include <wlr/backend/session.h>
@@ -8,6 +12,60 @@
#include "backend/libinput.h"
#include "util/signal.h"
+// FIXME: Decide on how to alloc/count here
+static void add_pad_group_from_libinput(struct wlr_tablet_pad *pad,
+ struct libinput_device *device, unsigned int index) {
+ struct libinput_tablet_pad_mode_group *li_group =
+ libinput_device_tablet_pad_get_mode_group(device, index);
+ struct wlr_tablet_pad_group *group =
+ calloc(1, sizeof(struct wlr_tablet_pad_group));
+ if (!group) {
+ return;
+ }
+
+ for (size_t i = 0; i < pad->ring_count; ++i) {
+ if (libinput_tablet_pad_mode_group_has_ring(li_group, i)) {
+ ++group->ring_count;
+ }
+ }
+ group->rings = calloc(sizeof(int), group->ring_count);
+ size_t ring = 0;
+ for (size_t i = 0; i < pad->ring_count; ++i) {
+ if (libinput_tablet_pad_mode_group_has_ring(li_group, i)) {
+ group->rings[ring++] = i;
+ }
+ }
+
+ for (size_t i = 0; i < pad->strip_count; ++i) {
+ if (libinput_tablet_pad_mode_group_has_strip(li_group, i)) {
+ ++group->strip_count;
+ }
+ }
+ group->strips = calloc(sizeof(int), group->strip_count);
+ size_t strip = 0;
+ for (size_t i = 0; i < pad->strip_count; ++i) {
+ if (libinput_tablet_pad_mode_group_has_strip(li_group, i)) {
+ group->strips[strip++] = i;
+ }
+ }
+
+ for (size_t i = 0; i < pad->button_count; ++i) {
+ if (libinput_tablet_pad_mode_group_has_button(li_group, i)) {
+ ++group->button_count;
+ }
+ }
+ group->buttons = calloc(sizeof(int), group->button_count);
+ size_t button = 0;
+ for (size_t i = 0; i < pad->button_count; ++i) {
+ if (libinput_tablet_pad_mode_group_has_button(li_group, i)) {
+ group->buttons[button++] = i;
+ }
+ }
+
+ group->mode_count = libinput_tablet_pad_mode_group_get_num_modes(li_group);
+ wl_list_insert(&pad->groups, &group->link);
+}
+
struct wlr_tablet_pad *create_libinput_tablet_pad(
struct libinput_device *libinput_dev) {
assert(libinput_dev);
@@ -16,6 +74,24 @@ struct wlr_tablet_pad *create_libinput_tablet_pad(
wlr_log(WLR_ERROR, "Unable to allocate wlr_tablet_pad");
return NULL;
}
+
+ wlr_tablet_pad->button_count =
+ libinput_device_tablet_pad_get_num_buttons(libinput_dev);
+ wlr_tablet_pad->ring_count =
+ libinput_device_tablet_pad_get_num_rings(libinput_dev);
+ wlr_tablet_pad->strip_count =
+ libinput_device_tablet_pad_get_num_strips(libinput_dev);
+
+ wlr_list_init(&wlr_tablet_pad->paths);
+ struct udev_device *udev = libinput_device_get_udev_device(libinput_dev);
+ wlr_list_push(&wlr_tablet_pad->paths, strdup(udev_device_get_syspath(udev)));
+
+ wl_list_init(&wlr_tablet_pad->groups);
+ int groups = libinput_device_tablet_pad_get_num_mode_groups(libinput_dev);
+ for (int i = 0; i < groups; ++i) {
+ add_pad_group_from_libinput(wlr_tablet_pad, libinput_dev, i);
+ }
+
wlr_tablet_pad_init(wlr_tablet_pad, NULL);
return wlr_tablet_pad;
}
@@ -35,6 +111,8 @@ void handle_tablet_pad_button(struct libinput_event *event,
usec_to_msec(libinput_event_tablet_pad_get_time_usec(pevent));
wlr_event.button = libinput_event_tablet_pad_get_button_number(pevent);
wlr_event.mode = libinput_event_tablet_pad_get_mode(pevent);
+ wlr_event.group = libinput_tablet_pad_mode_group_get_index(
+ libinput_event_tablet_pad_get_mode_group(pevent));
switch (libinput_event_tablet_pad_get_button_state(pevent)) {
case LIBINPUT_BUTTON_STATE_PRESSED:
wlr_event.state = WLR_BUTTON_PRESSED;
diff --git a/backend/libinput/tablet_tool.c b/backend/libinput/tablet_tool.c
index e9308b65..adfc6221 100644
--- a/backend/libinput/tablet_tool.c
+++ b/backend/libinput/tablet_tool.c
@@ -1,6 +1,11 @@
+#ifndef _POSIX_C_SOURCE
+#define _POSIX_C_SOURCE 200809L
+#endif
+#include <string.h>
#include <assert.h>
#include <libinput.h>
#include <stdlib.h>
+#include <wayland-util.h>
#include <wlr/backend/session.h>
#include <wlr/interfaces/wlr_tablet_tool.h>
#include <wlr/types/wlr_input_device.h>
@@ -8,16 +13,174 @@
#include "backend/libinput.h"
#include "util/signal.h"
-struct wlr_tablet_tool *create_libinput_tablet_tool(
+static struct wlr_tablet_impl tablet_impl;
+
+static bool tablet_is_libinput(struct wlr_tablet *tablet) {
+ return tablet->impl == &tablet_impl;
+}
+
+struct wlr_libinput_tablet_tool {
+ struct wlr_tablet_tool wlr_tool;
+
+ struct libinput_tablet_tool *libinput_tool;
+
+ bool unique;
+ // Refcount for destroy + release
+ size_t pad_refs;
+};
+
+// TODO: Maybe this should be a wlr_list? Do we keep it, or want to get rid of
+// it?
+struct tablet_tool_list_elem {
+ struct wl_list link;
+
+ struct wlr_libinput_tablet_tool *tool;
+};
+
+struct wlr_libinput_tablet {
+ struct wlr_tablet wlr_tablet;
+
+ struct wl_list tools; // tablet_tool_list_elem::link
+};
+
+static void destroy_tool(struct wlr_libinput_tablet_tool *tool) {
+ wlr_signal_emit_safe(&tool->wlr_tool.events.destroy, &tool->wlr_tool);
+ libinput_tablet_tool_ref(tool->libinput_tool);
+ libinput_tablet_tool_set_user_data(tool->libinput_tool, NULL);
+ free(tool);
+}
+
+
+static void destroy_tablet(struct wlr_tablet *wlr_tablet) {
+ assert(tablet_is_libinput(wlr_tablet));
+ struct wlr_libinput_tablet *tablet =
+ wl_container_of(wlr_tablet, tablet, wlr_tablet);
+
+ struct tablet_tool_list_elem *pos;
+ struct tablet_tool_list_elem *tmp;
+ wl_list_for_each_safe(pos, tmp, &tablet->tools, link) {
+ struct wlr_libinput_tablet_tool *tool = pos->tool;
+ wl_list_remove(&pos->link);
+ free(pos);
+
+ if (--tool->pad_refs == 0) {
+ destroy_tool(tool);
+ }
+ }
+
+ free(tablet);
+}
+
+static struct wlr_tablet_impl tablet_impl = {
+ .destroy = destroy_tablet,
+};
+
+struct wlr_tablet *create_libinput_tablet(
struct libinput_device *libinput_dev) {
assert(libinput_dev);
- struct wlr_tablet_tool *wlr_tablet_tool = calloc(1, sizeof(struct wlr_tablet_tool));
- if (!wlr_tablet_tool) {
+ struct wlr_libinput_tablet *libinput_tablet =
+ calloc(1, sizeof(struct wlr_libinput_tablet));
+ if (!libinput_tablet) {
wlr_log(WLR_ERROR, "Unable to allocate wlr_tablet_tool");
return NULL;
}
- wlr_tablet_tool_init(wlr_tablet_tool, NULL);
- return wlr_tablet_tool;
+ struct wlr_tablet *wlr_tablet = &libinput_tablet->wlr_tablet;
+
+ wlr_list_init(&wlr_tablet->paths);
+ struct udev_device *udev = libinput_device_get_udev_device(libinput_dev);
+ wlr_list_push(&wlr_tablet->paths, strdup(udev_device_get_syspath(udev)));
+ wlr_tablet->name = strdup(libinput_device_get_name(libinput_dev));
+ wl_list_init(&libinput_tablet->tools);
+
+ wlr_tablet_init(wlr_tablet, &tablet_impl);
+ return wlr_tablet;
+}
+
+static enum wlr_tablet_tool_type wlr_type_from_libinput_type(
+ enum libinput_tablet_tool_type value) {
+ switch (value) {
+ case LIBINPUT_TABLET_TOOL_TYPE_PEN:
+ return WLR_TABLET_TOOL_TYPE_PEN;
+ case LIBINPUT_TABLET_TOOL_TYPE_ERASER:
+ return WLR_TABLET_TOOL_TYPE_ERASER;
+ case LIBINPUT_TABLET_TOOL_TYPE_BRUSH:
+ return WLR_TABLET_TOOL_TYPE_BRUSH;
+ case LIBINPUT_TABLET_TOOL_TYPE_PENCIL:
+ return WLR_TABLET_TOOL_TYPE_PENCIL;
+ case LIBINPUT_TABLET_TOOL_TYPE_AIRBRUSH:
+ return WLR_TABLET_TOOL_TYPE_AIRBRUSH;
+ case LIBINPUT_TABLET_TOOL_TYPE_MOUSE:
+ return WLR_TABLET_TOOL_TYPE_MOUSE;
+ case LIBINPUT_TABLET_TOOL_TYPE_LENS:
+ return WLR_TABLET_TOOL_TYPE_LENS;
+ }
+
+ assert(false && "UNREACHABLE");
+}
+
+static struct wlr_libinput_tablet_tool *get_wlr_tablet_tool(
+ struct libinput_tablet_tool *tool) {
+ struct wlr_libinput_tablet_tool *ret =
+ libinput_tablet_tool_get_user_data(tool);
+
+ if (ret) {
+ return ret;
+ }
+
+ ret = calloc(1, sizeof(struct wlr_libinput_tablet_tool));
+ if (!ret) {
+ return NULL;
+ }
+
+ ret->libinput_tool = libinput_tablet_tool_ref(tool);
+ ret->wlr_tool.pressure = libinput_tablet_tool_has_pressure(tool);
+ ret->wlr_tool.distance = libinput_tablet_tool_has_distance(tool);
+ ret->wlr_tool.tilt = libinput_tablet_tool_has_tilt(tool);
+ ret->wlr_tool.rotation = libinput_tablet_tool_has_rotation(tool);
+ ret->wlr_tool.slider = libinput_tablet_tool_has_slider(tool);
+ ret->wlr_tool.wheel = libinput_tablet_tool_has_wheel(tool);
+
+ ret->wlr_tool.hardware_serial = libinput_tablet_tool_get_serial(tool);
+ ret->wlr_tool.hardware_wacom = libinput_tablet_tool_get_tool_id(tool);
+ ret->wlr_tool.type = wlr_type_from_libinput_type(
+ libinput_tablet_tool_get_type(tool));
+
+ ret->unique = libinput_tablet_tool_is_unique(tool);
+
+ wl_signal_init(&ret->wlr_tool.events.destroy);
+
+ libinput_tablet_tool_set_user_data(tool, ret);
+ return ret;
+}
+
+static void ensure_tool_reference(struct wlr_libinput_tablet_tool *tool,
+ struct wlr_tablet *wlr_dev) {
+ assert(tablet_is_libinput(wlr_dev));
+ struct wlr_libinput_tablet *tablet = wl_container_of(wlr_dev, tablet, wlr_tablet);
+
+ struct tablet_tool_list_elem *pos;
+ wl_list_for_each(pos, &tablet->tools, link) {
+ if (pos->tool == tool) { // We already have a ref
+ // XXX: We *could* optimize the tool to the front of
+ // the list here, since we will probably get the next
+ // couple of events from the same tool.
+ // BUT the list should always be rather short (probably
+ // single digit amount of tools) so it might be more
+ // work than it saves
+ return;
+ }
+ }
+
+ struct tablet_tool_list_elem *new =
+ calloc(1, sizeof(struct tablet_tool_list_elem));
+ if (!new) {
+ wlr_log(WLR_ERROR, "Failed to allocate memory for tracking tablet tool");
+ return;
+ }
+
+ new->tool = tool;
+ wl_list_insert(&tablet->tools, &new->link);
+ ++tool->pad_refs;
}
void handle_tablet_tool_axis(struct libinput_event *event,
@@ -31,16 +194,23 @@ void handle_tablet_tool_axis(struct libinput_event *event,
struct libinput_event_tablet_tool *tevent =
libinput_event_get_tablet_tool_event(event);
struct wlr_event_tablet_tool_axis wlr_event = { 0 };
+ struct wlr_libinput_tablet_tool *tool = get_wlr_tablet_tool(
+ libinput_event_tablet_tool_get_tool(tevent));
+ ensure_tool_reference(tool, wlr_dev->tablet);
+
wlr_event.device = wlr_dev;
+ wlr_event.tool = &tool->wlr_tool;
wlr_event.time_msec =
usec_to_msec(libinput_event_tablet_tool_get_time_usec(tevent));
if (libinput_event_tablet_tool_x_has_changed(tevent)) {
wlr_event.updated_axes |= WLR_TABLET_TOOL_AXIS_X;
wlr_event.x = libinput_event_tablet_tool_get_x_transformed(tevent, 1);
+ wlr_event.dx = libinput_event_tablet_tool_get_dx(tevent);
}
if (libinput_event_tablet_tool_y_has_changed(tevent)) {
wlr_event.updated_axes |= WLR_TABLET_TOOL_AXIS_Y;
wlr_event.y = libinput_event_tablet_tool_get_y_transformed(tevent, 1);
+ wlr_event.dy = libinput_event_tablet_tool_get_dy(tevent);
}
if (libinput_event_tablet_tool_pressure_has_changed(tevent)) {
wlr_event.updated_axes |= WLR_TABLET_TOOL_AXIS_PRESSURE;
@@ -70,7 +240,7 @@ void handle_tablet_tool_axis(struct libinput_event *event,
wlr_event.updated_axes |= WLR_TABLET_TOOL_AXIS_WHEEL;
wlr_event.wheel_delta = libinput_event_tablet_tool_get_wheel_delta(tevent);
}
- wlr_signal_emit_safe(&wlr_dev->tablet_tool->events.axis, &wlr_event);
+ wlr_signal_emit_safe(&wlr_dev->tablet->events.axis, &wlr_event);
}
void handle_tablet_tool_proximity(struct libinput_event *event,
@@ -84,6 +254,11 @@ void handle_tablet_tool_proximity(struct libinput_event *event,
struct libinput_event_tablet_tool *tevent =
libinput_event_get_tablet_tool_event(event);
struct wlr_event_tablet_tool_proximity wlr_event = { 0 };
+ struct wlr_libinput_tablet_tool *tool = get_wlr_tablet_tool(
+ libinput_event_tablet_tool_get_tool(tevent));
+ ensure_tool_reference(tool, wlr_dev->tablet);
+
+ wlr_event.tool = &tool->wlr_tool;
wlr_event.device = wlr_dev;
wlr_event.time_msec =
usec_to_msec(libinput_event_tablet_tool_get_time_usec(tevent));
@@ -93,10 +268,36 @@ void handle_tablet_tool_proximity(struct libinput_event *event,
break;
case LIBINPUT_TABLET_TOOL_PROXIMITY_STATE_IN:
wlr_event.state = WLR_TABLET_TOOL_PROXIMITY_IN;
- handle_tablet_tool_axis(event, libinput_dev);
break;
}
- wlr_signal_emit_safe(&wlr_dev->tablet_tool->events.proximity, &wlr_event);
+ wlr_signal_emit_safe(&wlr_dev->tablet->events.proximity, &wlr_event);
+
+ if (libinput_event_tablet_tool_get_proximity_state(tevent) == LIBINPUT_TABLET_TOOL_PROXIMITY_STATE_IN) {
+ handle_tablet_tool_axis(event, libinput_dev);
+ }
+
+ // If the tool is not unique, libinput will not find it again after the
+ // proximity out, so we should destroy it
+ if (!tool->unique &&
+ libinput_event_tablet_tool_get_proximity_state(tevent) == LIBINPUT_TABLET_TOOL_PROXIMITY_STATE_OUT) {
+ // The tool isn't unique, it can't be on multiple tablets
+ assert(tool->pad_refs == 1);
+ assert(tablet_is_libinput(wlr_dev->tablet));
+ struct wlr_libinput_tablet *tablet =
+ wl_container_of(wlr_dev->tablet, tablet, wlr_tablet);
+ struct tablet_tool_list_elem *pos;
+ struct tablet_tool_list_elem *tmp;
+
+ wl_list_for_each_safe(pos, tmp, &tablet->tools, link) {
+ if (pos->tool == tool) {
+ wl_list_remove(&pos->link);
+ free(pos);
+ break;
+ }
+ }
+
+ destroy_tool(tool);
+ }
}
void handle_tablet_tool_tip(struct libinput_event *event,
@@ -111,7 +312,12 @@ void handle_tablet_tool_tip(struct libinput_event *event,
struct libinput_event_tablet_tool *tevent =
libinput_event_get_tablet_tool_event(event);
struct wlr_event_tablet_tool_tip wlr_event = { 0 };
+ struct wlr_libinput_tablet_tool *tool = get_wlr_tablet_tool(
+ libinput_event_tablet_tool_get_tool(tevent));
+ ensure_tool_reference(tool, wlr_dev->tablet);
+
wlr_event.device = wlr_dev;
+ wlr_event.tool = &tool->wlr_tool;
wlr_event.time_msec =
usec_to_msec(libinput_event_tablet_tool_get_time_usec(tevent));
switch (libinput_event_tablet_tool_get_tip_state(tevent)) {
@@ -122,7 +328,7 @@ void handle_tablet_tool_tip(struct libinput_event *event,
wlr_event.state = WLR_TABLET_TOOL_TIP_DOWN;
break;
}
- wlr_signal_emit_safe(&wlr_dev->tablet_tool->events.tip, &wlr_event);
+ wlr_signal_emit_safe(&wlr_dev->tablet->events.tip, &wlr_event);
}
void handle_tablet_tool_button(struct libinput_event *event,
@@ -137,7 +343,12 @@ void handle_tablet_tool_button(struct libinput_event *event,
struct libinput_event_tablet_tool *tevent =
libinput_event_get_tablet_tool_event(event);
struct wlr_event_tablet_tool_button wlr_event = { 0 };
+ struct wlr_libinput_tablet_tool *tool = get_wlr_tablet_tool(
+ libinput_event_tablet_tool_get_tool(tevent));
+ ensure_tool_reference(tool, wlr_dev->tablet);
+
wlr_event.device = wlr_dev;
+ wlr_event.tool = &tool->wlr_tool;
wlr_event.time_msec =
usec_to_msec(libinput_event_tablet_tool_get_time_usec(tevent));
wlr_event.button = libinput_event_tablet_tool_get_button(tevent);
@@ -149,5 +360,5 @@ void handle_tablet_tool_button(struct libinput_event *event,
wlr_event.state = WLR_BUTTON_PRESSED;
break;
}
- wlr_signal_emit_safe(&wlr_dev->tablet_tool->events.button, &wlr_event);
+ wlr_signal_emit_safe(&wlr_dev->tablet->events.button, &wlr_event);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-11 19:58:45 +0000