Mercurial > hg > openttd
changeset 5162:a891bf5de037 draft
(svn r7268) -Codechange: change rail vehicle cached weight from 16 to 32 bit values to avoid possible overflows.
author | peter1138 <peter1138@openttd.org> |
---|---|
date | Mon, 27 Nov 2006 21:14:19 +0000 |
parents | d7cdd8c839bf |
children | 969d29b77fee |
files | train_cmd.c vehicle.h |
diffstat | 2 files changed, 4 insertions(+), 4 deletions(-) [+] |
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--- a/train_cmd.c +++ b/train_cmd.c @@ -48,11 +48,11 @@ static void TrainCargoChanged(Vehicle* v) { Vehicle *u; - uint16 weight = 0; + uint32 weight = 0; for (u = v; u != NULL; u = u->next) { const RailVehicleInfo *rvi = RailVehInfo(u->engine_type); - uint16 vweight = (_cargoc.weights[u->cargo_type] * u->cargo_count) / 16; + uint32 vweight = (_cargoc.weights[u->cargo_type] * u->cargo_count) / 16; // Vehicle weight is not added for articulated parts. if (!IsArticulatedPart(u)) {
--- a/vehicle.h +++ b/vehicle.h @@ -54,8 +54,8 @@ uint16 cached_total_length; ///< Length of the whole train, valid only for first engine. // cached values, recalculated when the cargo on a train changes (in addition to the conditions above) - uint16 cached_weight; // total weight of the consist. - uint16 cached_veh_weight; // weight of the vehicle. + uint32 cached_weight; // total weight of the consist. + uint32 cached_veh_weight; // weight of the vehicle. /** * Position/type of visual effect. * bit 0 - 3 = position of effect relative to vehicle. (0 = front, 8 = centre, 15 = rear)