46 lines
1.2 KiB
Diff
46 lines
1.2 KiB
Diff
From f6fbc575e986855e78e9e4c1512c1d60a5ed1232 Mon Sep 17 00:00:00 2001
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From: Jeffy Chen <jeffy.chen@rock-chips.com>
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Date: Mon, 3 Dec 2018 10:40:16 +0800
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Subject: [PATCH 12/93] compositor: Support freezing display
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Freeze display when the specified file(from env "WESTON_FREEZE_DISPLAY")
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exists.
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For example:
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export WESTON_FREEZE_DISPLAY=/tmp/.freeze
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touch $WESTON_FREEZE_DISPLAY
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weston --tty=2 -Bdrm-backend.so&
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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libweston/compositor.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/libweston/compositor.c b/libweston/compositor.c
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index f34c34c..55751a7 100644
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--- a/libweston/compositor.c
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+++ b/libweston/compositor.c
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@@ -3433,6 +3433,11 @@ output_repaint_timer_handler(void *data)
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struct timespec now;
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int ret = 0;
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+ if (!access(getenv("WESTON_FREEZE_DISPLAY") ? : "", F_OK)) {
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+ usleep(DEFAULT_REPAINT_WINDOW * 1000);
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+ goto out;
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+ }
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+
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weston_compositor_read_presentation_clock(compositor, &now);
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compositor->last_repaint_start = now;
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@@ -3467,6 +3472,7 @@ output_repaint_timer_handler(void *data)
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wl_list_for_each(output, &compositor->output_list, link)
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output->repainted = false;
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+out:
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output_repaint_timer_arm(compositor);
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return 0;
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--
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2.20.1
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