intel-virtual-output: Reset the damage just prior to reading it back

Slightly more efficient command packing and reduces a damage race
slightly...

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 3 insertions, 3 deletions

diff --git a/tools/virtual.c b/tools/virtual.c
index b5959e1e..257f37f3 100644
--- a/tools/virtual.c
+++ b/tools/virtual.c
@@ -2648,15 +2648,15 @@ int main(int argc, char **argv)
 			DBG(("%s timer expired (count=%ld)\n", DisplayString(ctx.display->dpy), (long)count));
 			ret = 0;
 
-			for (clone = ctx.active; clone; clone = clone->active)
-				ret |= clone_paint(clone);
-
 			if (ctx.active) {
 				DBG(("%s clearing damage\n", DisplayString(ctx.display->dpy)));
 				XDamageSubtract(ctx.display->dpy, ctx.display->damage, None, None);
 				ctx.display->flush = 1;
 			}
 
+			for (clone = ctx.active; clone; clone = clone->active)
+				ret |= clone_paint(clone);
+
 			for (i = 0; i < ctx.ndisplay; i++)
 				display_flush(&ctx.display[i]);