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WindowServer: Don't re-render the window frame when not needed

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Merely moving a window shouldn't require re-rendering the window
frame anymore now that we cache the rendered frame in bitmaps. This
reduces CPU usage significantly when moving windows.
This commit is contained in:
Tom 2021-02-10 11:54:58 -07:00 • committed by Andreas Kling
parent 497d48a8de
commit f8d65e57ba
5 changed files with 22 additions and 23 deletions
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21
Userland/Services/WindowServer/Window.cpp
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@ -152,7 +152,7 @@ void Window::set_rect(const Gfx::IntRect& rect)
m_backing_store = Gfx::Bitmap::create(Gfx::BitmapFormat::RGB32, m_rect.size());
}
invalidate(true);
invalidate(true, old_rect.size() != rect.size());
m_frame.notify_window_rect_changed(old_rect, rect); // recomputes occlusions
}
@ -172,7 +172,7 @@ void Window::set_rect_without_repaint(const Gfx::IntRect& rect)
}
}
invalidate(true);
invalidate(true, old_rect.size() != rect.size());
m_frame.notify_window_rect_changed(old_rect, rect); // recomputes occlusions
}
@ -466,14 +466,15 @@ void Window::set_visible(bool b)
Compositor::the().invalidate_screen(frame().render_rect());
}
void Window::invalidate(bool invalidate_frame)
void Window::invalidate(bool invalidate_frame, bool re_render_frame)
{
m_invalidated = true;
m_invalidated_all = true;
if (invalidate_frame && !m_invalidated_frame) {
m_invalidated_frame = true;
frame().set_dirty();
}
if (re_render_frame)
frame().set_dirty();
m_dirty_rects.clear();
Compositor::the().invalidate_window();
}
@ -494,10 +495,8 @@ bool Window::invalidate_no_notify(const Gfx::IntRect& rect, bool with_frame)
if (rect.is_empty())
return false;
if (m_invalidated_all) {
if (with_frame && !m_invalidated_frame) {
m_invalidated_frame = true;
frame().set_dirty();
}
if (with_frame)
m_invalidated_frame |= true;
return false;
}
@ -510,10 +509,8 @@ bool Window::invalidate_no_notify(const Gfx::IntRect& rect, bool with_frame)
return false;
m_invalidated = true;
if (with_frame && !m_invalidated_frame) {
m_invalidated_frame = true;
frame().set_dirty();
}
if (with_frame)
m_invalidated_frame |= true;
m_dirty_rects.add(inner_rect.translated(-outer_rect.location()));
return true;
}