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[Qemu-devel] [PATCH] ui/vnc: optimize full scanline updates
From: |
Peter Lieven |
Subject: |
[Qemu-devel] [PATCH] ui/vnc: optimize full scanline updates |
Date: |
Mon, 2 Feb 2015 16:25:34 +0100 |
in case we send and update for a complete scanline increment
the y offset to avoid running to find_next_bit for that lines
twice.
Signed-off-by: Peter Lieven <address@hidden>
---
ui/vnc.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/ui/vnc.c b/ui/vnc.c
index a742c90..6fa2ee7 100644
--- a/ui/vnc.c
+++ b/ui/vnc.c
@@ -1115,6 +1115,12 @@ static int vnc_update_client(VncState *vs, int
has_dirty, bool sync)
n += vnc_job_add_rect(job, x * VNC_DIRTY_PIXELS_PER_BIT, y,
(x2 - x) * VNC_DIRTY_PIXELS_PER_BIT, h);
}
+ if (!x && x2 == width / VNC_DIRTY_PIXELS_PER_BIT) {
+ y += h;
+ if (y == height) {
+ break;
+ }
+ }
}
vnc_job_push(job);
--
1.9.1
- [Qemu-devel] [PATCH] ui/vnc: optimize full scanline updates,
Peter Lieven <=