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| -rw-r--r-- | advtrains/trainlogic.lua | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/advtrains/trainlogic.lua b/advtrains/trainlogic.lua index 1406080..a5323a9 100644 --- a/advtrains/trainlogic.lua +++ b/advtrains/trainlogic.lua @@ -185,6 +185,10 @@ function advtrains.get_acceleration(train, lever) local acc_all = t_accel_all[lever] local acc_eng = t_accel_eng[lever] local nwagons = #train.trainparts + if nwagons == 0 then + -- empty train! avoid division through zero + return -1 + end local acc = acc_all + (acc_eng*train.locomotives_in_train)/nwagons return acc end |