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More optimisation

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This commit is contained in:
Simon Long 2024-02-23 11:12:11 +00:00
parent 5df63feea5
commit e14dd38ff8
1 changed files with 11 additions and 9 deletions
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20
src/input/touch.c
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@ -49,16 +49,17 @@ touch_motion(struct wl_listener *listener, void *data)
struct wlr_touch_motion_event *event = data; struct wlr_touch_motion_event *event = data;
idle_manager_notify_activity(seat->seat); idle_manager_notify_activity(seat->seat);
/* Convert coordinates: first [0, 1] => layout, then apply offsets */
double lx, ly;
wlr_cursor_absolute_to_layout_coords(seat->cursor, &event->touch->base,
event->x, event->y, &lx, &ly);
/* Find existing touch point to determine initial offsets to subtract */ /* Find existing touch point to determine initial offsets to subtract */
struct touch_point *touch_point; struct touch_point *touch_point;
wl_list_for_each(touch_point, &seat->touch_points, link) { wl_list_for_each(touch_point, &seat->touch_points, link) {
if (touch_point->touch_id == event->touch_id) { if (touch_point->touch_id == event->touch_id) {
if (touch_point->surface) { if (touch_point->surface) {
/* Convert coordinates: first [0, 1] => layout, then apply offsets */
double lx, ly;
wlr_cursor_absolute_to_layout_coords(seat->cursor, &event->touch->base,
event->x, event->y, &lx, &ly);
/* Apply offsets to get surface coords before reporting event */
double sx = lx - touch_point->x_offset; double sx = lx - touch_point->x_offset;
double sy = ly - touch_point->y_offset; double sy = ly - touch_point->y_offset;
@ -98,11 +99,12 @@ touch_down(struct wl_listener *listener, void *data)
wl_list_insert(&seat->touch_points, &touch_point->link); wl_list_insert(&seat->touch_points, &touch_point->link);
double lx, ly;
wlr_cursor_absolute_to_layout_coords(seat->cursor, &event->touch->base,
event->x, event->y, &lx, &ly);
if (touch_point->surface) { if (touch_point->surface) {
/* Convert coordinates: first [0, 1] => layout, then apply offsets */
double lx, ly;
wlr_cursor_absolute_to_layout_coords(seat->cursor, &event->touch->base,
event->x, event->y, &lx, &ly);
/* Apply offsets to get surface coords before reporting event */ /* Apply offsets to get surface coords before reporting event */
double sx = lx - x_offset; double sx = lx - x_offset;
double sy = ly - y_offset; double sy = ly - y_offset;