Correct a possible negative phase advance for a single refpoint

atcollab · Nov 1, 2018 · f8e44f4 · f8e44f4
1 parent 881a889
commit f8e44f4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/atmat/atphysics/ParameterSummaryFunctions/atlinopt.m b/atmat/atphysics/ParameterSummaryFunctions/atlinopt.m
@@ -158,7 +158,7 @@
     function UP = BetatronPhaseUnwrap(P)
         % unwrap negative jumps in betatron
         %JUMPS = [0; diff(P)] < -1.e-5;
-        JUMPS = [0; diff(P)] < -1.e-3;
+        JUMPS = diff([0;P]) < -1.e-3;
         UP = P+cumsum(JUMPS)*2*pi;
     end