We added this option to the present protocol before 1.0 but somehow never implemented it in the server. It's pretty simple; just don't ever do flips if the application specifies Copy.
Signed-off-by: Keith Packard <[email protected]> --- present/present.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/present/present.c b/present/present.c index 47d434b..e838da7 100644 --- a/present/present.c +++ b/present/present.c @@ -837,7 +837,10 @@ present_pixmap(WindowPtr window, if (!screen_priv->info || !(screen_priv->info->capabilities & PresentCapabilityAsync)) vblank->sync_flip = TRUE; - if (pixmap && present_check_flip (target_crtc, window, pixmap, vblank->sync_flip, valid, x_off, y_off)) { + if (!(options & PresentOptionCopy) && + pixmap != NULL && + present_check_flip (target_crtc, window, pixmap, vblank->sync_flip, valid, x_off, y_off)) + { vblank->flip = TRUE; if (vblank->sync_flip) target_msc--; -- 2.0.1 _______________________________________________ [email protected]: X.Org development Archives: http://lists.x.org/archives/xorg-devel Info: http://lists.x.org/mailman/listinfo/xorg-devel
