talso initialize sorting grid value - granular - granular dynamics simulation
 (HTM) git clone git://src.adamsgaard.dk/granular
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       ---
 (DIR) commit 0430abc7bd911e5ff41dfc6c5b995224520e4f61
 (DIR) parent 1d79f5762a0addfe9627c264a97a6e5e699b7ae1
 (HTM) Author: Anders Damsgaard <anders@adamsgaard.dk>
       Date:   Thu, 25 Mar 2021 21:14:50 +0100
       
       also initialize sorting grid value
       
       Diffstat:
         M simulation.c                        |       1 +
       
       1 file changed, 1 insertion(+), 0 deletions(-)
       ---
 (DIR) diff --git a/simulation.c b/simulation.c
       t@@ -43,6 +43,7 @@ sim_defaults(struct simulation *sim)
                sim->np = 0;
                for (i = 0; i < 3; i++)
                        sim->constacc[i] = 0.0;
       +                sim->nd[i] = 1;
                        sim->origo[i] = 0.0;
                        sim->L[i] = 1.0;
                sim->t = 0.0;