D27788: Implement EGL_KHR_partial_update and EGL_EXT_swap_buffers_with_damage

zzag added a comment.


  In D27788#638130 <https://phabricator.kde.org/D27788#638130>, @apol wrote:
  
  > Would you prefer another name? How about `prepaintDone`?
  
  
  No, we need to rework the implementation of PAINT_SCREEN_BACKGROUND_FIRST. One way to do it is to introduce a counter (e.g. m_paintScreenInvocationCount) and call paintBackground() in paintGenericScreen() or paintSimpleScreen() when the counter is 1.

REPOSITORY
  R108 KWin

REVISION DETAIL
  https://phabricator.kde.org/D27788

To: apol, #kwin, #plasma:_mobile
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