Commit e2e484b9 authored by Matthieu Schaller's avatar Matthieu Schaller Committed by Matthieu Schaller
Browse files

Make sure the gravity mesh side is an even number

parent fbe6171b
......@@ -57,6 +57,9 @@ void gravity_props_init(struct gravity_props *p, struct swift_params *params,
p->r_cut_min = parser_get_opt_param_float(params, "Gravity:r_cut_min",
if (p->mesh_size % 2 != 0)
error("The mesh side-length must be an even number.");
if (p->a_smooth <= 0.)
error("The mesh smoothing scale 'a_smooth' must be > 0.");
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