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Wayland: switch pointer position handling to doubles

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This reduces even further the amount of work we have to do when scaling
and potentially improves input accuracy as now the input code is free
from any form of rounding.
This commit is contained in:
Riteo 2024-07-07 08:59:13 +02:00
parent b97110cd30
commit 2ff50119dc
2 changed files with 13 additions and 13 deletions
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18
platform/linuxbsd/wayland/wayland_thread.cpp
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@ -1412,10 +1412,10 @@ void WaylandThread::_wl_pointer_on_motion(void *data, struct wl_pointer *wl_poin
PointerData &pd = ss->pointer_data_buffer;
// TODO: Scale only when sending the Wayland message.
pd.position.x = wl_fixed_to_int(surface_x);
pd.position.y = wl_fixed_to_int(surface_y);
pd.position.x = wl_fixed_to_double(surface_x);
pd.position.y = wl_fixed_to_double(surface_y);
pd.position = scale_vector2i(pd.position, window_state_get_scale_factor(ws));
pd.position *= window_state_get_scale_factor(ws);
pd.motion_time = time;
}
@ -1528,7 +1528,7 @@ void WaylandThread::_wl_pointer_on_frame(void *data, struct wl_pointer *wl_point
mm->set_position(pd.position);
mm->set_global_position(pd.position);
Vector2i pos_delta = pd.position - old_pd.position;
Vector2 pos_delta = pd.position - old_pd.position;
if (old_pd.relative_motion_time != pd.relative_motion_time) {
uint32_t time_delta = pd.relative_motion_time - old_pd.relative_motion_time;
@ -1645,7 +1645,7 @@ void WaylandThread::_wl_pointer_on_frame(void *data, struct wl_pointer *wl_point
// We have to set the last position pressed here as we can't take for
// granted what the individual events might have seen due to them not having
// a garaunteed order.
// a guaranteed order.
if (mb->is_pressed()) {
pd.last_pressed_position = pd.position;
}
@ -2372,9 +2372,9 @@ void WaylandThread::_wp_tablet_tool_on_motion(void *data, struct zwp_tablet_tool
double scale_factor = window_state_get_scale_factor(ws);
td.position.x = wl_fixed_to_int(x);
td.position.y = wl_fixed_to_int(y);
td.position = scale_vector2i(td.position, scale_factor);
td.position.x = wl_fixed_to_double(x);
td.position.y = wl_fixed_to_double(y);
td.position *= scale_factor;
td.motion_time = OS::get_singleton()->get_ticks_msec();
}
@ -2509,7 +2509,7 @@ void WaylandThread::_wp_tablet_tool_on_frame(void *data, struct zwp_tablet_tool_
mm->set_relative(td.position - old_td.position);
mm->set_relative_screen_position(mm->get_relative());
Vector2i pos_delta = td.position - old_td.position;
Vector2 pos_delta = td.position - old_td.position;
uint32_t time_delta = td.motion_time - old_td.motion_time;
mm->set_velocity((Vector2)pos_delta / time_delta);