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Disable X11 compositor bypass

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Compositor bypass is meant for fullscreen games consuming lots of GPU
resources. For a light app that will usually be windowed, this only
causes unnecessary compositor suspends, especially visible (and
annoying) with complying window manager like KWin.

Signed-off-by: Romain Vimont <rom@rom1v.com>
This commit is contained in:
Sebastian Krzyszkowiak 2019-05-04 17:48:20 +02:00 committed by Romain Vimont
parent 068253a3a2
commit b941854c73
2 changed files with 12 additions and 0 deletions
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5
app/src/compat.h
View file

@ -43,4 +43,9 @@
# define SCRCPY_SDL_HAS_WINDOW_ALWAYS_ON_TOP # define SCRCPY_SDL_HAS_WINDOW_ALWAYS_ON_TOP
#endif #endif
#if SDL_VERSION_ATLEAST(2, 0, 8)
// <https://hg.libsdl.org/SDL/rev/dfde5d3f9781>
# define SCRCPY_SDL_HAS_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR
#endif
#endif #endif

7
app/src/scrcpy.c
View file

@ -69,6 +69,13 @@ sdl_init_and_configure(bool display) {
} }
#endif #endif
#ifdef SCRCPY_SDL_HAS_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR
// Disable compositor bypassing on X11
if (!SDL_SetHint(SDL_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR, "0")) {
LOGW("Could not disable X11 compositor bypass");
}
#endif
// Do not disable the screensaver when scrcpy is running // Do not disable the screensaver when scrcpy is running
SDL_EnableScreenSaver(); SDL_EnableScreenSaver();