Changeset d74a2b8 in mainline for uspace/srv/hid/display/window.c

Timestamp:

2020-07-05T10:05:32Z (4 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

277168d, 762f989

Parents:

fc4abca

Message:

Need to lock display while updating window

This was causing flicker issues because updating window raced with other
rendering (e.g. painting mouse pointer or previewing window move).

File:

• uspace/srv/hid/display/window.c (modified) (1 diff)

uspace/srv/hid/display/window.c

@@ -798 +798 @@
 
         /* Repaint the corresponding part of the display */
+
         gfx_rect_translate(&wnd->dpos, rect, &drect);
+        ds_display_lock(wnd->display);
         (void) ds_display_paint(wnd->display, &drect);
+        ds_display_unlock(wnd->display);
 }