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authorpeter1138 <peter1138@openttd.org>2007-04-20 21:21:47 +0000
committerpeter1138 <peter1138@openttd.org>2007-04-20 21:21:47 +0000
commit9861db859661c0ee612acd0222d538d43408fdd7 (patch)
tree774cf9c0bc8edefa4aa277e6b907603dbea345f6 /src
parentfa22eed316b13d7cbc6eb5b16fd88c2e17cf6a19 (diff)
downloadopenttd-9861db859661c0ee612acd0222d538d43408fdd7.tar.xz
(svn r9702) -Codechange: Add livery support to newgrf vehicle var 43
Diffstat (limited to 'src')
-rw-r--r--src/newgrf_engine.cpp20
-rw-r--r--src/vehicle.cpp44
-rw-r--r--src/vehicle.h2
3 files changed, 47 insertions, 19 deletions
diff --git a/src/newgrf_engine.cpp b/src/newgrf_engine.cpp
index 14802dfd6..48c92495a 100644
--- a/src/newgrf_engine.cpp
+++ b/src/newgrf_engine.cpp
@@ -468,6 +468,22 @@ static uint32 GetGRFParameter(EngineID engine_type, byte parameter)
}
+static uint8 LiveryHelper(EngineID engine, const Vehicle *v)
+{
+ const Livery *l;
+
+ if (v == NULL) {
+ l = GetEngineLivery(engine, _current_player, INVALID_ENGINE, NULL);
+ } else if (v->type == VEH_TRAIN) {
+ l = GetEngineLivery((v->u.rail.first_engine != INVALID_ENGINE && (IsArticulatedPart(v) || UsesWagonOverride(v))) ? v->u.rail.first_engine : v->engine_type, v->owner, v->u.rail.first_engine, v);
+ } else {
+ l = GetEngineLivery(v->engine_type, v->owner, INVALID_ENGINE, v);
+ }
+
+ return l->colour1 + l->colour2 * 16;
+}
+
+
static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, byte parameter, bool *available)
{
const Vehicle *v = GRV(object);
@@ -475,7 +491,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
if (v == NULL) {
/* Vehicle does not exist, so we're in a purchase list */
switch (variable) {
- case 0x43: return _current_player; // Owner information
+ case 0x43: return _current_player | (LiveryHelper(object->u.vehicle.self_type, NULL) << 24); // Owner information
case 0x46: return 0; // Motion counter
case 0x48: return GetEngine(object->u.vehicle.self_type)->flags; // Vehicle Type Info
case 0xC4: return clamp(_cur_year, ORIGINAL_BASE_YEAR, ORIGINAL_MAX_YEAR) - ORIGINAL_BASE_YEAR; // Build year
@@ -544,7 +560,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
}
case 0x43: // Player information
- return v->owner;
+ return v->owner | (GetPlayer(v->owner)->is_ai ? 0x10000 : 0) | (LiveryHelper(v->engine_type, v) << 24);
case 0x44: // Aircraft information
if (v->type != VEH_AIRCRAFT) return UINT_MAX;
diff --git a/src/vehicle.cpp b/src/vehicle.cpp
index d4cdcd083..384590e64 100644
--- a/src/vehicle.cpp
+++ b/src/vehicle.cpp
@@ -2467,26 +2467,13 @@ UnitID GetFreeUnitNumber(byte type)
return unit;
}
-static SpriteID GetEngineColourMap(EngineID engine_type, PlayerID player, EngineID parent_engine_type, const Vehicle *v)
+
+const Livery *GetEngineLivery(EngineID engine_type, PlayerID player, EngineID parent_engine_type, const Vehicle *v)
{
- SpriteID map = PAL_NONE;
const Player *p = GetPlayer(player);
LiveryScheme scheme = LS_DEFAULT;
CargoID cargo_type = v == NULL ? (CargoID)CT_INVALID : v->cargo_type;
- /* Check if we should use the colour map callback */
- if (HASBIT(EngInfo(engine_type)->callbackmask, CBM_COLOUR_REMAP)) {
- uint16 callback = GetVehicleCallback(CBID_VEHICLE_COLOUR_MAPPING, 0, 0, engine_type, v);
- /* A return value of 0xC000 is stated to "use the default two-color
- * maps" which happens to be the failure action too... */
- if (callback != CALLBACK_FAILED && callback != 0xC000) {
- map = GB(callback, 0, 14);
- /* If bit 14 is set, then the company colours are applied to the
- * map else it's returned as-is. */
- if (!HASBIT(callback, 14)) return map;
- }
- }
-
/* The default livery is always available for use, but its in_use flag determines
* whether any _other_ liveries are in use. */
if (p->livery[LS_DEFAULT].in_use && (_patches.liveries == 2 || (_patches.liveries == 1 && player == _local_player))) {
@@ -2563,12 +2550,35 @@ static SpriteID GetEngineColourMap(EngineID engine_type, PlayerID player, Engine
if (!p->livery[scheme].in_use) scheme = LS_DEFAULT;
}
+ return &p->livery[scheme];
+}
+
+
+static SpriteID GetEngineColourMap(EngineID engine_type, PlayerID player, EngineID parent_engine_type, const Vehicle *v)
+{
+ SpriteID map = PAL_NONE;
+
+ /* Check if we should use the colour map callback */
+ if (HASBIT(EngInfo(engine_type)->callbackmask, CBM_COLOUR_REMAP)) {
+ uint16 callback = GetVehicleCallback(CBID_VEHICLE_COLOUR_MAPPING, 0, 0, engine_type, v);
+ /* A return value of 0xC000 is stated to "use the default two-color
+ * maps" which happens to be the failure action too... */
+ if (callback != CALLBACK_FAILED && callback != 0xC000) {
+ map = GB(callback, 0, 14);
+ /* If bit 14 is set, then the company colours are applied to the
+ * map else it's returned as-is. */
+ if (!HASBIT(callback, 14)) return map;
+ }
+ }
+
bool twocc = HASBIT(EngInfo(engine_type)->misc_flags, EF_USES_2CC);
if (map == PAL_NONE) map = twocc ? (SpriteID)SPR_2CCMAP_BASE : (SpriteID)PALETTE_RECOLOR_START;
- map += p->livery[scheme].colour1;
- if (twocc) map += p->livery[scheme].colour2 * 16;
+ const Livery *livery = GetEngineLivery(engine_type, player, parent_engine_type, v);
+
+ map += livery->colour1;
+ if (twocc) map += livery->colour2 * 16;
return map;
}
diff --git a/src/vehicle.h b/src/vehicle.h
index 20a579769..4d4b51abc 100644
--- a/src/vehicle.h
+++ b/src/vehicle.h
@@ -551,6 +551,8 @@ VARDEF uint16 _returned_refit_capacity;
static const VehicleID INVALID_VEHICLE = 0xFFFF;
+const struct Livery *GetEngineLivery(EngineID engine_type, PlayerID player, EngineID parent_engine_type, const Vehicle *v);
+
/**
* Get the colour map for an engine. This used for unbuilt engines in the user interface.
* @param engine_type ID of engine