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xwayland: Dispatch pointer motion events on wl_pointer.frame if possible

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Wait until wl_pointer.frame with dispatching the pointer motion event,
if wl_pointer.frame is supported by the compositor. This will later be
used to combine unaccelerated motion deltas with the absolute motion
delta.

Signed-off-by: Jonas Ådahl <jadahl@gmail.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Jonas Ådahl 2016-09-13 15:17:03 +08:00 committed by Adam Jackson
parent 42e8902395
commit aa9634d03b
2 changed files with 68 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

75
hw/xwayland/xwayland-input.c
View File

@ -346,28 +346,48 @@ pointer_handle_leave(void *data, struct wl_pointer *pointer,
CheckMotion(NULL, GetMaster(dev, POINTER_OR_FLOAT));
}
static void
dispatch_pointer_event(struct xwl_seat *xwl_seat)
{
ValuatorMask mask;
if (xwl_seat->pending_pointer_event.has_absolute) {
int sx;
int sy;
int dx;
int dy;
sx = wl_fixed_to_int(xwl_seat->pending_pointer_event.x);
sy = wl_fixed_to_int(xwl_seat->pending_pointer_event.y);
dx = xwl_seat->focus_window->window->drawable.x;
dy = xwl_seat->focus_window->window->drawable.y;
valuator_mask_zero(&mask);
valuator_mask_set(&mask, 0, dx + sx);
valuator_mask_set(&mask, 1, dy + sy);
QueuePointerEvents(xwl_seat->pointer, MotionNotify, 0,
POINTER_ABSOLUTE | POINTER_SCREEN, &mask);
}
xwl_seat->pending_pointer_event.has_absolute = FALSE;
}
static void
pointer_handle_motion(void *data, struct wl_pointer *pointer,
uint32_t time, wl_fixed_t sx_w, wl_fixed_t sy_w)
{
struct xwl_seat *xwl_seat = data;
int32_t dx, dy;
int sx = wl_fixed_to_int(sx_w);
int sy = wl_fixed_to_int(sy_w);
ValuatorMask mask;
if (!xwl_seat->focus_window)
return;
dx = xwl_seat->focus_window->window->drawable.x;
dy = xwl_seat->focus_window->window->drawable.y;
xwl_seat->pending_pointer_event.has_absolute = TRUE;
xwl_seat->pending_pointer_event.x = sx_w;
xwl_seat->pending_pointer_event.y = sy_w;
valuator_mask_zero(&mask);
valuator_mask_set(&mask, 0, dx + sx);
valuator_mask_set(&mask, 1, dy + sy);
QueuePointerEvents(xwl_seat->pointer, MotionNotify, 0,
POINTER_ABSOLUTE | POINTER_SCREEN, &mask);
if (wl_proxy_get_version((struct wl_proxy *) xwl_seat->wl_pointer) < 5)
dispatch_pointer_event(xwl_seat);
}
static void
@ -427,12 +447,41 @@ pointer_handle_axis(void *data, struct wl_pointer *pointer,
QueuePointerEvents(xwl_seat->pointer, MotionNotify, 0, POINTER_RELATIVE, &mask);
}
static void
pointer_handle_frame(void *data, struct wl_pointer *wl_pointer)
{
struct xwl_seat *xwl_seat = data;
dispatch_pointer_event(xwl_seat);
}
static void
pointer_handle_axis_source(void *data, struct wl_pointer *wl_pointer, uint32_t axis_source)
{
}
static void
pointer_handle_axis_stop(void *data, struct wl_pointer *wl_pointer,
uint32_t time, uint32_t axis)
{
}
static void
pointer_handle_axis_discrete(void *data, struct wl_pointer *wl_pointer,
uint32_t axis, int32_t discrete)
{
}
static const struct wl_pointer_listener pointer_listener = {
pointer_handle_enter,
pointer_handle_leave,
pointer_handle_motion,
pointer_handle_button,
pointer_handle_axis,
pointer_handle_frame,
pointer_handle_axis_source,
pointer_handle_axis_stop,
pointer_handle_axis_discrete,
};
static void
@ -987,7 +1036,7 @@ create_input_device(struct xwl_screen *xwl_screen, uint32_t id, uint32_t version
xwl_seat->seat =
wl_registry_bind(xwl_screen->registry, id,
&wl_seat_interface, min(version, 4));
&wl_seat_interface, min(version, 5));
xwl_seat->id = id;
xwl_seat->cursor = wl_compositor_create_surface(xwl_screen->compositor);

6
hw/xwayland/xwayland.h
View File

@ -146,6 +146,12 @@ struct xwl_seat {
struct wl_surface *keyboard_focus;
struct xorg_list sync_pending;
struct {
Bool has_absolute;
wl_fixed_t x;
wl_fixed_t y;
} pending_pointer_event;
};
struct xwl_output {