(svn r19398) -Codechange: move the desync cache checking code to its own function. Also make the drive through and cargo list checks only run when 'desync' debugging is enabled.

This commit is contained in:
rubidium 2010-03-13 14:58:37 +00:00
parent bf2c06bedb
commit 86f14f8e72
1 changed files with 94 additions and 82 deletions

View File

@ -1081,6 +1081,99 @@ void SwitchToMode(SwitchMode new_mode)
}
/**
* Check the validity of some of the caches.
* Especially in the sense of desyncs between
* the cached value and what the value would
* be when calculated from the 'base' data.
*/
static void CheckCaches()
{
/* Return here so it is easy to add checks that are run
* always to aid testing of caches. */
if (_debug_desync_level > 1) return;
/* Strict checking of the road stop cache entries */
const RoadStop *rs;
FOR_ALL_ROADSTOPS(rs) {
if (IsStandardRoadStopTile(rs->xy)) continue;
assert(rs->GetEntry(DIAGDIR_NE) != rs->GetEntry(DIAGDIR_NW));
rs->GetEntry(DIAGDIR_NE)->CheckIntegrity(rs);
rs->GetEntry(DIAGDIR_NW)->CheckIntegrity(rs);
}
Vehicle *v;
FOR_ALL_VEHICLES(v) {
if (v != v->First()) continue;
switch (v->type) {
case VEH_ROAD: {
RoadVehicle *rv = RoadVehicle::From(v);
RoadVehicleCache cache = rv->rcache;
RoadVehUpdateCache(rv);
if (memcmp(&cache, &rv->rcache, sizeof(RoadVehicleCache)) != 0) {
DEBUG(desync, 2, "cache mismatch: vehicle %i, company %i, unit number %i\n", v->index, (int)v->owner, v->unitnumber);
}
} break;
case VEH_TRAIN: {
uint length = 0;
Train *t = Train::From(v);
for (Vehicle *u = t; u != NULL; u = u->Next()) length++;
TrainCache *wagons = MallocT<TrainCache>(length);
length = 0;
for (Train *u = t; u != NULL; u = u->Next()) wagons[length++] = u->tcache;
t->ConsistChanged(true);
length = 0;
for (Train *u = t; u != NULL; u = u->Next()) {
if (memcmp(&wagons[length], &u->tcache, sizeof(TrainCache)) != 0) {
DEBUG(desync, 2, "cache mismatch: vehicle %i, company %i, unit number %i, wagon %i\n", v->index, (int)v->owner, v->unitnumber, length);
}
length++;
}
free(wagons);
} break;
case VEH_AIRCRAFT: {
Aircraft *a = Aircraft::From(v);
AircraftCache cache = a->acache;
UpdateAircraftCache(a);
if (memcmp(&cache, &a->acache, sizeof(AircraftCache)) != 0) {
DEBUG(desync, 2, "cache mismatch: vehicle %i, company %i, unit number %i\n", v->index, (int)v->owner, v->unitnumber);
}
} break;
default:
break;
}
}
/* Check whether the caches are still valid */
FOR_ALL_VEHICLES(v) {
byte buff[sizeof(VehicleCargoList)];
memcpy(buff, &v->cargo, sizeof(VehicleCargoList));
v->cargo.InvalidateCache();
assert(memcmp(&v->cargo, buff, sizeof(VehicleCargoList)) == 0);
}
Station *st;
FOR_ALL_STATIONS(st) {
for (CargoID c = 0; c < NUM_CARGO; c++) {
byte buff[sizeof(StationCargoList)];
memcpy(buff, &st->goods[c].cargo, sizeof(StationCargoList));
st->goods[c].cargo.InvalidateCache();
assert(memcmp(&st->goods[c].cargo, buff, sizeof(StationCargoList)) == 0);
}
}
}
/**
* State controlling game loop.
* The state must not be changed from anywhere but here.
@ -1106,88 +1199,7 @@ void StateGameLoop()
CallWindowTickEvent();
NewsLoop();
} else {
/* Temporary strict checking of the road stop cache entries */
const RoadStop *rs;
FOR_ALL_ROADSTOPS(rs) {
if (IsStandardRoadStopTile(rs->xy)) continue;
assert(rs->GetEntry(DIAGDIR_NE) != rs->GetEntry(DIAGDIR_NW));
rs->GetEntry(DIAGDIR_NE)->CheckIntegrity(rs);
rs->GetEntry(DIAGDIR_NW)->CheckIntegrity(rs);
}
if (_debug_desync_level > 1) {
Vehicle *v;
FOR_ALL_VEHICLES(v) {
if (v != v->First()) continue;
switch (v->type) {
case VEH_ROAD: {
RoadVehicle *rv = RoadVehicle::From(v);
RoadVehicleCache cache = rv->rcache;
RoadVehUpdateCache(rv);
if (memcmp(&cache, &rv->rcache, sizeof(RoadVehicleCache)) != 0) {
DEBUG(desync, 2, "cache mismatch: vehicle %i, company %i, unit number %i\n", v->index, (int)v->owner, v->unitnumber);
}
} break;
case VEH_TRAIN: {
uint length = 0;
Train *t = Train::From(v);
for (Vehicle *u = t; u != NULL; u = u->Next()) length++;
TrainCache *wagons = MallocT<TrainCache>(length);
length = 0;
for (Train *u = t; u != NULL; u = u->Next()) wagons[length++] = u->tcache;
t->ConsistChanged(true);
length = 0;
for (Train *u = t; u != NULL; u = u->Next()) {
if (memcmp(&wagons[length], &u->tcache, sizeof(TrainCache)) != 0) {
DEBUG(desync, 2, "cache mismatch: vehicle %i, company %i, unit number %i, wagon %i\n", v->index, (int)v->owner, v->unitnumber, length);
}
length++;
}
free(wagons);
} break;
case VEH_AIRCRAFT: {
Aircraft *a = Aircraft::From(v);
AircraftCache cache = a->acache;
UpdateAircraftCache(a);
if (memcmp(&cache, &a->acache, sizeof(AircraftCache)) != 0) {
DEBUG(desync, 2, "cache mismatch: vehicle %i, company %i, unit number %i\n", v->index, (int)v->owner, v->unitnumber);
}
} break;
default:
break;
}
}
}
/* Check whether the caches are still valid */
Vehicle *v;
FOR_ALL_VEHICLES(v) {
byte buff[sizeof(VehicleCargoList)];
memcpy(buff, &v->cargo, sizeof(VehicleCargoList));
v->cargo.InvalidateCache();
assert(memcmp(&v->cargo, buff, sizeof(VehicleCargoList)) == 0);
}
Station *st;
FOR_ALL_STATIONS(st) {
for (CargoID c = 0; c < NUM_CARGO; c++) {
byte buff[sizeof(StationCargoList)];
memcpy(buff, &st->goods[c].cargo, sizeof(StationCargoList));
st->goods[c].cargo.InvalidateCache();
assert(memcmp(&st->goods[c].cargo, buff, sizeof(StationCargoList)) == 0);
}
}
CheckCaches();
/* All these actions has to be done from OWNER_NONE
* for multiplayer compatibility */