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WindowServer: Clip dirty cursor rects to the screen in compose().

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This commit is contained in:
Andreas Kling 2019-04-04 17:35:22 +02:00
parent 8f38c01600
commit 02b523f9cd
1 changed files with 2 additions and 2 deletions
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4
Servers/WindowServer/WSWindowManager.cpp
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@ -874,8 +874,8 @@ void WSWindowManager::process_mouse_event(const WSMouseEvent& event, WSWindow*&
void WSWindowManager::compose()
{
auto dirty_rects = move(m_dirty_rects);
dirty_rects.add(m_last_cursor_rect);
dirty_rects.add(current_cursor_rect());
dirty_rects.add(Rect::intersection(m_last_cursor_rect, m_screen_rect));
dirty_rects.add(Rect::intersection(current_cursor_rect(), m_screen_rect));
#ifdef DEBUG_COUNTERS
dbgprintf("[WM] compose #%u (%u rects)\n", ++m_compose_count, dirty_rects.rects().size());
#endif