summaryrefslogtreecommitdiff
path: root/src/aircraft_cmd.cpp
diff options
context:
space:
mode:
authorfrosch <frosch@openttd.org>2010-07-04 13:07:47 +0000
committerfrosch <frosch@openttd.org>2010-07-04 13:07:47 +0000
commita7d168b2e5be77e361336d61c21b2b22f932fcc5 (patch)
treeaca46a4f7a9e467b164537edb26b20769b9e1de8 /src/aircraft_cmd.cpp
parented2213df239a84c1ef7962e4cf7abe102f0fcb5f (diff)
downloadopenttd-a7d168b2e5be77e361336d61c21b2b22f932fcc5.tar.xz
(svn r20079) -Codechange [FS#3922]: Add helper functions to deal with the 192-256-magic of vehicle movement.
Diffstat (limited to 'src/aircraft_cmd.cpp')
-rw-r--r--src/aircraft_cmd.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/aircraft_cmd.cpp b/src/aircraft_cmd.cpp
index d9aef2a12..c1c78a88e 100644
--- a/src/aircraft_cmd.cpp
+++ b/src/aircraft_cmd.cpp
@@ -734,7 +734,8 @@ static int UpdateAircraftSpeed(Aircraft *v, uint speed_limit = SPEED_LIMIT_NONE,
/* Adjust distance moved by plane speed setting */
if (_settings_game.vehicle.plane_speed > 1) spd /= _settings_game.vehicle.plane_speed;
- if (!(v->direction & 1)) spd = spd * 3 / 4;
+ /* Convert direction-indepenent speed into direction-dependent speed. (old movement method) */
+ spd = v->GetOldAdvanceSpeed(spd);
spd += v->progress;
v->progress = (byte)spd;