From e11e45b2b1fbdc3b8f4b79020b7eb131d3f06d31 Mon Sep 17 00:00:00 2001
From: Olivier Sauter <Olivier.Sauter@epfl.ch>
Date: Tue, 17 Sep 2019 00:09:41 +0200
Subject: [PATCH] add comment for tens0

---
 matlab/get_grids_1d.m | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/matlab/get_grids_1d.m b/matlab/get_grids_1d.m
index c56f9f1d..f89a3b0f 100644
--- a/matlab/get_grids_1d.m
+++ b/matlab/get_grids_1d.m
@@ -63,7 +63,7 @@ if (isempty(rhotor_norm.x) ||isempty(rhotor_norm.t) || isempty(rhotor_norm.data)
 end
 it_rt = iround_os(rhotor_norm.t,gdat_data.t);
 it_vol = iround_os(rhovol.t,gdat_data.t);
-tens0=0.;
+tens0=0.; % need value of tension even if =0 so that interpos OK with only one xout point
 for it=1:length(gdat_data.t)
   % do an interpolation on closest point to avoid 2D interp
   it_rt_eff = it_rt(it);
-- 
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