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Implement absolute motion events for wayland

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This commit is contained in:
nyorain 2017-06-22 17:54:51 +02:00
parent 0813c1dd39
commit 272030652a
3 changed files with 38 additions and 21 deletions
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11
backend/wayland/backend.c
View file

@ -102,6 +102,17 @@ bool wlr_backend_is_wl(struct wlr_backend *b) {
return b->impl == &backend_impl; return b->impl == &backend_impl;
} }
struct wlr_output *wlr_wl_output_for_surface(struct wlr_backend_state *backend,
struct wl_surface *surface) {
for (size_t i = 0; i < backend->outputs->length; ++i) {
struct wlr_output *output = backend->outputs->items[i];
if(output->state->surface == surface)
return output;
}
return NULL;
}
struct wlr_backend *wlr_wl_backend_create(struct wl_display *display) { struct wlr_backend *wlr_wl_backend_create(struct wl_display *display) {
wlr_log(L_INFO, "Creating wayland backend"); wlr_log(L_INFO, "Creating wayland backend");

39
backend/wayland/wl_seat.c
View file

@ -17,9 +17,15 @@ static void pointer_handle_enter(void *data, struct wl_pointer *wl_pointer,
wl_fixed_t surface_y) { wl_fixed_t surface_y) {
struct wlr_input_device *dev = data; struct wlr_input_device *dev = data;
assert(dev && dev->pointer && dev->pointer->state); assert(dev && dev->pointer && dev->pointer->state);
struct wlr_pointer_state *state = dev->pointer->state; struct wlr_output* output = wlr_wl_output_for_surface(dev->state->backend,
state->surface_x = wl_fixed_to_double(surface_x); surface);
state->surface_y = wl_fixed_to_double(surface_y);
if (!output) {
wlr_log(L_ERROR, "pointer entered invalid surface");
return;
}
dev->pointer->state->current_output = output;
} }
static void pointer_handle_leave(void *data, struct wl_pointer *wl_pointer, static void pointer_handle_leave(void *data, struct wl_pointer *wl_pointer,
@ -32,22 +38,20 @@ static void pointer_handle_motion(void *data, struct wl_pointer *wl_pointer,
struct wlr_input_device *dev = data; struct wlr_input_device *dev = data;
assert(dev && dev->pointer && dev->pointer->state); assert(dev && dev->pointer && dev->pointer->state);
struct wlr_pointer_state *state = dev->pointer->state; struct wlr_pointer_state *state = dev->pointer->state;
assert(state->current_output);
double x = wl_fixed_to_double(surface_x); int width, height;
double y = wl_fixed_to_double(surface_y); wl_egl_window_get_attached_size(state->current_output->state->egl_window,
&width, &height);
if (x == state->surface_x && y == state->surface_y) struct wlr_event_pointer_motion_absolute wlr_event;
return;
struct wlr_event_pointer_motion wlr_event;
wlr_event.time_sec = time / 1000; wlr_event.time_sec = time / 1000;
wlr_event.time_usec = time * 1000; wlr_event.time_usec = time * 1000;
wlr_event.delta_x = x - state->surface_x; wlr_event.width_mm = width;
wlr_event.delta_y = y - state->surface_y; wlr_event.height_mm = height;
wl_signal_emit(&dev->pointer->events.motion, &wlr_event); wlr_event.x_mm = wl_fixed_to_double(surface_x);
wlr_event.y_mm = wl_fixed_to_double(surface_y);
state->surface_x = x; wl_signal_emit(&dev->pointer->events.motion_absolute, &wlr_event);
state->surface_y = y;
} }
static void pointer_handle_button(void *data, struct wl_pointer *wl_pointer, static void pointer_handle_button(void *data, struct wl_pointer *wl_pointer,
@ -73,7 +77,7 @@ static void pointer_handle_axis(void *data, struct wl_pointer *wl_pointer,
wlr_event.orientation = axis; wlr_event.orientation = axis;
wlr_event.time_sec = time / 1000; wlr_event.time_sec = time / 1000;
wlr_event.time_usec = time * 1000; wlr_event.time_usec = time * 1000;
wlr_event.source = WLR_AXIS_SOURCE_CONTINUOUS; // TODO wlr_event.source = WLR_AXIS_SOURCE_CONTINUOUS;
wl_signal_emit(&dev->pointer->events.axis, &wlr_event); wl_signal_emit(&dev->pointer->events.axis, &wlr_event);
} }
@ -182,7 +186,8 @@ static struct wlr_input_device *allocate_device(struct wlr_backend_state *state,
return NULL; return NULL;
} }
// TODO: any way to retrieve those information? devstate->backend = state;
int vendor = 0; int vendor = 0;
int product = 0; int product = 0;
const char *name = "wayland"; const char *name = "wayland";

7
include/backend/wayland.h
View file

@ -39,16 +39,17 @@ struct wlr_output_state {
}; };
struct wlr_input_device_state { struct wlr_input_device_state {
enum wlr_input_device_type type; struct wlr_backend_state* backend;
void *resource; void *resource;
}; };
struct wlr_pointer_state { struct wlr_pointer_state {
double surface_x; struct wlr_output *current_output;
double surface_y;
}; };
void wlr_wl_registry_poll(struct wlr_backend_state *backend); void wlr_wl_registry_poll(struct wlr_backend_state *backend);
struct wlr_output *wlr_wl_output_for_surface(struct wlr_backend_state *backend,
struct wl_surface *surface);
extern const struct wl_seat_listener seat_listener; extern const struct wl_seat_listener seat_listener;