(svn r3565) - Fix: On loading a game, GetPlayerRailtypes() didn't account for the fact that vehicles are introduced a year after their introduction date. This will also relieve possible (rare) network desyncs.
--- a/engine.c Mon Feb 06 09:18:04 2006 +0000
+++ b/engine.c Mon Feb 06 10:05:41 2006 +0000
@@ -428,7 +428,7 @@
CalcEngineReliability(e);
}
- if (!(e->flags & ENGINE_AVAILABLE) && (uint16)(_date - min(_date, 365)) >= e->intro_date) {
+ if (!(e->flags & ENGINE_AVAILABLE) && _date >= (e->intro_date + 365)) {
// Introduce it to all players
NewVehicleAvailable(e);
} else if (!(e->flags & (ENGINE_AVAILABLE|ENGINE_INTRODUCING)) && _date >= e->intro_date) {
--- a/players.c Mon Feb 06 09:18:04 2006 +0000
+++ b/players.c Mon Feb 06 10:05:41 2006 +0000
@@ -628,7 +628,7 @@
const EngineInfo *ei = &_engine_info[i];
if (e->type == VEH_Train && HASBIT(ei->climates, _opt.landscape) &&
- (HASBIT(e->player_avail, p) || e->intro_date <= _date) &&
+ (HASBIT(e->player_avail, p) || _date >= (e->intro_date + 365)) &&
!(RailVehInfo(i)->flags & RVI_WAGON)) {
assert(e->railtype < RAILTYPE_END);
SETBIT(rt, e->railtype);