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(svn r6741) - Codechange: Simplify and unify resolving of station groups, and use the first available cargo type instead of only the default.

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This commit is contained in:
peter1138
2006-10-11 22:05:59 +00:00
parent fffa22c51c
commit 1a114fb342
4 changed files with 55 additions and 42 deletions
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1
newgrf.c
View File

@@ -1812,7 +1812,6 @@ static void FeatureMapSpriteGroup(byte *buf, int len)
StationSpec *statspec = _cur_grffile->stations[stid];
statspec->spritegroup[GC_DEFAULT] = _cur_grffile->spritegroups[groupid];
statspec->groundgroup = _cur_grffile->spritegroups[0];
statspec->grfid = _cur_grffile->grfid;
statspec->localidx = stid;
SetCustomStationSpec(statspec);

1
newgrf_spritegroup.h
View File

@@ -177,6 +177,7 @@ typedef struct ResolverObject {
TileIndex tile;
const struct Station *st;
const struct StationSpec *statspec;
CargoID cargo_type;
} station;
} u;

94
newgrf_station.c
View File

@@ -404,18 +404,28 @@ static const SpriteGroup *StationResolveReal(const ResolverObject *object, const
uint set;
uint cargo = 0;
CargoID cargo_type = CT_INVALID; /* XXX Pick the correct cargo type */
CargoID cargo_type = object->u.station.cargo_type;
if (st == NULL || statspec->sclass == STAT_CLASS_WAYP) {
return group->g.real.loading[0];
}
if (cargo_type == CT_INVALID) {
for (cargo_type = 0; cargo_type < NUM_CARGO; cargo_type++) {
cargo += GB(st->goods[cargo_type].waiting_acceptance, 0, 12);
}
} else {
cargo = GB(st->goods[cargo_type].waiting_acceptance, 0, 12);
switch (cargo_type) {
case GC_INVALID:
case GC_DEFAULT_NA:
case GC_PURCHASE:
cargo = 0;
break;
case GC_DEFAULT:
for (cargo_type = 0; cargo_type < NUM_CARGO; cargo_type++) {
cargo += GB(st->goods[cargo_type].waiting_acceptance, 0, 12);
}
break;
default:
cargo = GB(st->goods[_local_cargo_id_ctype[cargo_type]].waiting_acceptance, 0, 12);
break;
}
if (HASBIT(statspec->flags, 1)) cargo /= (st->trainst_w + st->trainst_h);
@@ -457,25 +467,50 @@ static void NewStationResolver(ResolverObject *res, const StationSpec *statspec,
res->reseed = 0;
}
static const SpriteGroup *ResolveStation(const StationSpec *statspec, const Station *st, ResolverObject *object)
{
const SpriteGroup *group;
CargoID ctype = GC_DEFAULT_NA;
if (st == NULL) {
/* No station, so we are in a purchase list */
ctype = GC_PURCHASE;
} else {
CargoID cargo;
/* Pick the first cargo that we have waiting */
for (cargo = 0; cargo < NUM_GLOBAL_CID; cargo++) {
CargoID lcid = _local_cargo_id_ctype[cargo];
if (lcid != CT_INVALID && statspec->spritegroup[cargo] != NULL && GB(st->goods[lcid].waiting_acceptance, 0, 12) != 0) {
ctype = cargo;
break;
}
}
}
group = statspec->spritegroup[ctype];
if (group == NULL) {
ctype = GC_DEFAULT;
group = statspec->spritegroup[ctype];
}
if (group == NULL) return NULL;
/* Remember the cargo type we've picked */
object->u.station.cargo_type = ctype;
return Resolve(group, object);
}
SpriteID GetCustomStationRelocation(const StationSpec *statspec, const Station *st, TileIndex tile)
{
const SpriteGroup *group;
ResolverObject object;
CargoID ctype = (st == NULL) ? GC_PURCHASE : GC_DEFAULT_NA;
NewStationResolver(&object, statspec, st, tile);
group = Resolve(statspec->spritegroup[ctype], &object);
if ((group == NULL || group->type != SGT_RESULT) && ctype != GC_DEFAULT_NA) {
group = Resolve(statspec->spritegroup[GC_DEFAULT_NA], &object);
}
if ((group == NULL || group->type != SGT_RESULT) && ctype != GC_DEFAULT) {
group = Resolve(statspec->spritegroup[GC_DEFAULT], &object);
}
group = ResolveStation(statspec, st, &object);
if (group == NULL || group->type != SGT_RESULT) return 0;
return group->g.result.sprite - 0x42D;
}
@@ -484,24 +519,12 @@ SpriteID GetCustomStationGroundRelocation(const StationSpec *statspec, const Sta
{
const SpriteGroup *group;
ResolverObject object;
CargoID ctype = (st == NULL) ? GC_PURCHASE : GC_DEFAULT_NA;
NewStationResolver(&object, statspec, st, tile);
object.callback_param1 = 1; /* Indicate we are resolving the ground sprite */
group = Resolve(statspec->spritegroup[ctype], &object);
if ((group == NULL || group->type != SGT_RESULT) && ctype != GC_DEFAULT_NA) {
group = Resolve(statspec->spritegroup[GC_DEFAULT_NA], &object);
}
if ((group == NULL || group->type != SGT_RESULT) && ctype != GC_DEFAULT) {
group = Resolve(statspec->spritegroup[GC_DEFAULT], &object);
}
if ((group == NULL || group->type != SGT_RESULT)) {
group = Resolve(statspec->groundgroup, &object);
}
group = ResolveStation(statspec, st, &object);
if (group == NULL || group->type != SGT_RESULT) return 0;
return group->g.result.sprite - 0x42D;
}
@@ -510,7 +533,6 @@ uint16 GetStationCallback(uint16 callback, uint32 param1, uint32 param2, const S
{
const SpriteGroup *group;
ResolverObject object;
CargoID ctype = (st == NULL) ? GC_PURCHASE : GC_DEFAULT_NA;
NewStationResolver(&object, statspec, st, tile);
@@ -518,16 +540,8 @@ uint16 GetStationCallback(uint16 callback, uint32 param1, uint32 param2, const S
object.callback_param1 = param1;
object.callback_param2 = param2;
group = Resolve(statspec->spritegroup[ctype], &object);
if ((group == NULL || group->type != SGT_CALLBACK) && ctype != GC_DEFAULT_NA) {
group = Resolve(statspec->spritegroup[GC_DEFAULT_NA], &object);
}
if ((group == NULL || group->type != SGT_CALLBACK) && ctype != GC_DEFAULT) {
group = Resolve(statspec->spritegroup[GC_DEFAULT], &object);
}
group = ResolveStation(statspec, st, &object);
if (group == NULL || group->type != SGT_CALLBACK) return CALLBACK_FAILED;
return group->g.callback.result;
}

1
newgrf_station.h
View File

@@ -74,7 +74,6 @@ typedef struct StationSpec {
* evaluating callbacks.
*/
struct SpriteGroup *spritegroup[NUM_GLOBAL_CID];
struct SpriteGroup *groundgroup;
} StationSpec;
/**