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authorrubidium <rubidium@openttd.org>2009-09-15 17:24:18 +0000
committerrubidium <rubidium@openttd.org>2009-09-15 17:24:18 +0000
commit23252c99bb785e5f9a6e07aefd29bf20b82dac4a (patch)
tree6f6ae8cdad9d8ffe91be50d681dcca04ba20b1b9 /src
parentac36433b5256948a1e4c94e8d04b184a58a70628 (diff)
downloadopenttd-23252c99bb785e5f9a6e07aefd29bf20b82dac4a.tar.xz
(svn r17547) -Feature: [NewGRF] Implement callback 145 (custom station rating)
Diffstat (limited to 'src')
-rw-r--r--src/newgrf_callbacks.h2
-rw-r--r--src/station_cmd.cpp64
2 files changed, 42 insertions, 24 deletions
diff --git a/src/newgrf_callbacks.h b/src/newgrf_callbacks.h
index 30bdd2fc2..46bead15b 100644
--- a/src/newgrf_callbacks.h
+++ b/src/newgrf_callbacks.h
@@ -192,7 +192,7 @@ enum CallbackID {
CBID_SOUNDS_AMBIENT_EFFECT = 0x144, // 15 bit callback, not implemented
/** Called to calculate part of a station rating. */
- CBID_CARGO_STATION_RATING_CALC = 0x145, // 15 bit callback, not implemented
+ CBID_CARGO_STATION_RATING_CALC = 0x145, // 15 bit callback
/** Allow signal sprites to be replaced dynamically. */
CBID_NEW_SIGNALS_SPRITE_DRAW = 0x146, // 15 bit callback, not implemented
diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp
index f22f30e4f..75ec83561 100644
--- a/src/station_cmd.cpp
+++ b/src/station_cmd.cpp
@@ -2727,8 +2727,9 @@ static void UpdateStationRating(Station *st)
byte_inc_sat(&st->time_since_load);
byte_inc_sat(&st->time_since_unload);
- GoodsEntry *ge = st->goods;
- do {
+ const CargoSpec *cs;
+ FOR_ALL_CARGOSPECS(cs) {
+ GoodsEntry *ge = &st->goods[cs->Index()];
/* Slowly increase the rating back to his original level in the case we
* didn't deliver cargo yet to this station. This happens when a bribe
* failed while you didn't moved that cargo yet to a station. */
@@ -2740,25 +2741,35 @@ static void UpdateStationRating(Station *st)
if (HasBit(ge->acceptance_pickup, GoodsEntry::PICKUP)) {
byte_inc_sat(&ge->days_since_pickup);
+ bool skip = false;
int rating = 0;
+ uint waiting = ge->cargo.Count();
- {
- int b = ge->last_speed - 85;
- if (b >= 0)
- rating += b >> 2;
- }
+ if (HasBit(cs->callback_mask, CBM_CARGO_STATION_RATING_CALC)) {
+ /* Perform custom station rating. If it succeeds the speed, days in transit and
+ * waiting cargo ratings must not be executed. */
- {
- byte age = ge->last_age;
- (age >= 3) ||
- (rating += 10, age >= 2) ||
- (rating += 10, age >= 1) ||
- (rating += 13, true);
+ /* NewGRFs expect last speed to be 0xFF when no vehicle has arrived yet. */
+ uint last_speed = ge->last_speed;
+ if (last_speed == 0) last_speed = 0xFF;
+
+ uint32 var18 = min(ge->days_since_pickup, 0xFF) | (min(waiting, 0xFFFF) << 8) | (min(last_speed, 0xFF) << 24);
+ /* Convert to the 'old' vehicle types */
+ uint32 var10 = (st->last_vehicle_type == VEH_INVALID) ? 0x0 : (st->last_vehicle_type + 0x10);
+ uint16 callback = GetCargoCallback(CBID_CARGO_STATION_RATING_CALC, var10, var18, cs);
+ if (callback != CALLBACK_FAILED) {
+ skip = true;
+ rating = GB(callback, 0, 14);
+
+ /* Simulate a 15 bit signed value */
+ if (HasBit(callback, 14)) rating -= 0x4000;
+ }
}
- if (Company::IsValidID(st->owner) && HasBit(st->town->statues, st->owner)) rating += 26;
+ if (!skip) {
+ int b = ge->last_speed - 85;
+ if (b >= 0) rating += b >> 2;
- {
byte days = ge->days_since_pickup;
if (st->last_vehicle_type == VEH_SHIP) days >>= 2;
(days > 21) ||
@@ -2766,15 +2777,22 @@ static void UpdateStationRating(Station *st)
(rating += 25, days > 6) ||
(rating += 45, days > 3) ||
(rating += 35, true);
+
+ (rating -= 90, waiting > 1500) ||
+ (rating += 55, waiting > 1000) ||
+ (rating += 35, waiting > 600) ||
+ (rating += 10, waiting > 300) ||
+ (rating += 20, waiting > 100) ||
+ (rating += 10, true);
}
- uint waiting = ge->cargo.Count();
- (rating -= 90, waiting > 1500) ||
- (rating += 55, waiting > 1000) ||
- (rating += 35, waiting > 600) ||
- (rating += 10, waiting > 300) ||
- (rating += 20, waiting > 100) ||
- (rating += 10, true);
+ if (Company::IsValidID(st->owner) && HasBit(st->town->statues, st->owner)) rating += 26;
+
+ byte age = ge->last_age;
+ (age >= 3) ||
+ (rating += 10, age >= 2) ||
+ (rating += 10, age >= 1) ||
+ (rating += 13, true);
{
int or_ = ge->rating; // old rating
@@ -2819,7 +2837,7 @@ static void UpdateStationRating(Station *st)
if (waiting_changed) ge->cargo.Truncate(waiting);
}
}
- } while (++ge != endof(st->goods));
+ }
StationID index = st->index;
if (waiting_changed) {