gronod/OpenTTD
1
0
Fork 0
mirror of https://github.com/OpenTTD/OpenTTD.git synced 2025-03-12 10:30:28 +00:00
Code Issues Packages Projects Releases Wiki Activity

(svn r21090) -Codechange: Rename VehicleCache to NewGRFCache.

Browse Source
This commit is contained in:
terkhen 2010-11-06 12:37:55 +00:00
parent 98744c5ff0
commit 8eb3d653da
3 changed files with 30 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
src/newgrf_engine.cpp
View File

@ -512,21 +512,21 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
return GetEngineGRFID(v->engine_type);
case 0x40: // Get length of consist
if (!HasBit(v->vcache.cache_valid, 0)) {
v->vcache.cached_var40 = PositionHelper(v, false);
SetBit(v->vcache.cache_valid, 0);
if (!HasBit(v->grf_cache.cache_valid, 0)) {
v->grf_cache.position_consist_length = PositionHelper(v, false);
SetBit(v->grf_cache.cache_valid, 0);
}
return v->vcache.cached_var40;
return v->grf_cache.position_consist_length;
case 0x41: // Get length of same consecutive wagons
if (!HasBit(v->vcache.cache_valid, 1)) {
v->vcache.cached_var41 = PositionHelper(v, true);
SetBit(v->vcache.cache_valid, 1);
if (!HasBit(v->grf_cache.cache_valid, 1)) {
v->grf_cache.position_same_id_length = PositionHelper(v, true);
SetBit(v->grf_cache.cache_valid, 1);
}
return v->vcache.cached_var41;
return v->grf_cache.position_same_id_length;
case 0x42: // Consist cargo information
if (!HasBit(v->vcache.cache_valid, 2)) {
if (!HasBit(v->grf_cache.cache_valid, 2)) {
const Vehicle *u;
byte cargo_classes = 0;
uint8 common_cargos[NUM_CARGO];
@ -576,17 +576,17 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
}
uint8 common_bitnum = (common_cargo_type == CT_INVALID ? 0xFF : CargoSpec::Get(common_cargo_type)->bitnum);
v->vcache.cached_var42 = cargo_classes | (common_bitnum << 8) | (common_subtype << 16) | (user_def_data << 24);
SetBit(v->vcache.cache_valid, 2);
v->grf_cache.consist_cargo_information = cargo_classes | (common_bitnum << 8) | (common_subtype << 16) | (user_def_data << 24);
SetBit(v->grf_cache.cache_valid, 2);
}
return v->vcache.cached_var42;
return v->grf_cache.consist_cargo_information;
case 0x43: // Company information
if (!HasBit(v->vcache.cache_valid, 3)) {
v->vcache.cached_var43 = v->owner | (Company::IsHumanID(v->owner) ? 0 : 0x10000) | (LiveryHelper(v->engine_type, v) << 24);
SetBit(v->vcache.cache_valid, 3);
if (!HasBit(v->grf_cache.cache_valid, 3)) {
v->grf_cache.company_information = v->owner | (Company::IsHumanID(v->owner) ? 0 : 0x10000) | (LiveryHelper(v->engine_type, v) << 24);
SetBit(v->grf_cache.cache_valid, 3);
}
return v->vcache.cached_var43;
return v->grf_cache.company_information;
case 0x44: // Aircraft information
if (v->type != VEH_AIRCRAFT) return UINT_MAX;

10
src/openttd.cpp
View File

@ -1133,7 +1133,7 @@ static void CheckCaches()
uint length = 0;
for (const Vehicle *u = v; u != NULL; u = u->Next()) length++;
VehicleCache *veh_cache = CallocT<VehicleCache>(length);
NewGRFCache *grf_cache = CallocT<NewGRFCache>(length);
AccelerationCache *acc_cache = CallocT<AccelerationCache>(length);
TrainCache *tra_cache = CallocT<TrainCache>(length);
RoadVehicleCache *roa_cache = CallocT<RoadVehicleCache>(length);
@ -1141,7 +1141,7 @@ static void CheckCaches()
length = 0;
for (const Vehicle *u = v; u != NULL; u = u->Next()) {
veh_cache[length] = u->vcache;
grf_cache[length] = u->grf_cache;
switch (u->type) {
case VEH_TRAIN:
acc_cache[length] = Train::From(u)->acc_cache;
@ -1168,8 +1168,8 @@ static void CheckCaches()
length = 0;
for (const Vehicle *u = v; u != NULL; u = u->Next()) {
if (memcmp(&veh_cache[length], &u->vcache, sizeof(VehicleCache)) != 0) {
DEBUG(desync, 2, "vehicle cache mismatch: type %i, vehicle %i, company %i, unit number %i, wagon %i", (int)v->type, v->index, (int)v->owner, v->unitnumber, length);
if (memcmp(&grf_cache[length], &u->grf_cache, sizeof(NewGRFCache)) != 0) {
DEBUG(desync, 2, "newgrf cache mismatch: type %i, vehicle %i, company %i, unit number %i, wagon %i", (int)v->type, v->index, (int)v->owner, v->unitnumber, length);
}
switch (u->type) {
case VEH_TRAIN:
@ -1199,7 +1199,7 @@ static void CheckCaches()
length++;
}
free(veh_cache);
free(grf_cache);
free(acc_cache);
free(tra_cache);
free(roa_cache);

17
src/vehicle_base.h
View File

@ -47,12 +47,13 @@ enum VehicleFlags {
};
/** Cached often queried (NewGRF) values */
struct VehicleCache {
uint8 cache_valid; ///< Whether the caches are valid
uint32 cached_var40; ///< Cache for NewGRF var 40
uint32 cached_var41; ///< Cache for NewGRF var 41
uint32 cached_var42; ///< Cache for NewGRF var 42
uint32 cached_var43; ///< Cache for NewGRF var 43
struct NewGRFCache {
/* Values calculated when they are requested for the first time after invalidating the NewGRF cache. */
uint32 position_consist_length; ///< Cache for NewGRF var 40.
uint32 position_same_id_length; ///< Cache for NewGRF var 41.
uint32 consist_cargo_information; ///< Cache for NewGRF var 42.
uint32 company_information; ///< Cache for NewGRF var 43.
uint8 cache_valid; ///< Bitset that indicates which cache values are valid.
};
/** A vehicle pool for a little over 1 million vehicles. */
@ -189,7 +190,7 @@ public:
byte subtype; ///< subtype (Filled with values from #EffectVehicles/#TrainSubTypes/#AircraftSubTypes)
VehicleCache vcache; ///< Cache of often used calculated values
NewGRFCache grf_cache; ///< Cache of often used calculated NewGRF values
/** Create a new vehicle */
Vehicle(VehicleType type = VEH_INVALID);
@ -308,7 +309,7 @@ public:
*/
FORCEINLINE void InvalidateNewGRFCache()
{
this->vcache.cache_valid = 0;
this->grf_cache.cache_valid = 0;
}
/**