(svn r21098) -Codechange: Ships now store their max speed in the cache instead of recalculating it every time.

src/economy.cpp

@@ -1228,9 +1228,11 @@ static void LoadUnloadVehicle(Vehicle *v, int *cargo_left)
 		/* update stats */
 		int t;
 		switch (u->type) {
-			case VEH_TRAIN:    t = u->vcache.cached_max_speed; break;
+			case VEH_TRAIN: /* FALL THROUGH */
+			case VEH_SHIP:
+				t = u->vcache.cached_max_speed;
+				break;
 			case VEH_ROAD:     t = u->max_speed / 2;        break;
-			case VEH_SHIP:     t = u->max_speed;            break;
 			case VEH_AIRCRAFT: t = Aircraft::From(u)->GetSpeedOldUnits(); break; // Convert to old units.
 			default: NOT_REACHED();
 		}