From 6f6402ae168884b9332f07d3cf9b78ffa8cedb53 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Fri, 16 Nov 2018 10:28:05 +0100
Subject: Require deltaCChalf to actually be negative before rejecting

---
 src/rejection.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/rejection.c')

diff --git a/src/rejection.c b/src/rejection.c
index 55546bbc..c07287b3 100644
--- a/src/rejection.c
+++ b/src/rejection.c
@@ -313,7 +313,7 @@ static void check_deltacchalf(Crystal **crystals, int n, RefList *full)
 	STATUS("deltaCChalf = %f ± %f %%\n", mean*100.0, sd*100.0);
 
 	for ( i=0; i<n; i++ ) {
-		if ( vals[i] < mean-2.0*sd ) {
+		if ( (vals[i]<0.0) && (vals[i] < mean-2.0*sd) ) {
 			crystal_set_user_flag(crystals[i], PRFLAG_DELTACCHALF);
 		}
 	}
-- 
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