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-rw-r--r--newgrf.c1
-rw-r--r--newgrf_engine.c15
-rw-r--r--newgrf_engine.h4
3 files changed, 20 insertions, 0 deletions
diff --git a/newgrf.c b/newgrf.c
index 385530145..4901572cd 100644
--- a/newgrf.c
+++ b/newgrf.c
@@ -1662,6 +1662,7 @@ static void NewVehicle_SpriteGroupMapping(byte *buf, int len)
SetWagonOverrideSprites(engine, _cur_grffile->spritegroups[groupid], last_engines, last_engines_count);
} else {
SetCustomEngineSprites(engine, ctype, _cur_grffile->spritegroups[groupid]);
+ SetEngineGRF(engine, _cur_grffile->grfid);
last_engines[i] = engine;
}
}
diff --git a/newgrf_engine.c b/newgrf_engine.c
index e6f878a7c..965aa696a 100644
--- a/newgrf_engine.c
+++ b/newgrf_engine.c
@@ -99,6 +99,7 @@ void UnloadWagonOverrides(void)
// may appear in future - however it's more convenient to store it like this in
// memory. --pasky)
static SpriteGroup *engine_custom_sprites[TOTAL_NUM_ENGINES][NUM_GLOBAL_CID];
+static uint32 _engine_grf[TOTAL_NUM_ENGINES];
void SetCustomEngineSprites(EngineID engine, byte cargo, SpriteGroup *group)
{
@@ -121,9 +122,23 @@ void UnloadCustomEngineSprites(void)
for (cargo = 0; cargo < NUM_GLOBAL_CID; cargo++) {
engine_custom_sprites[engine][cargo] = NULL;
}
+ _engine_grf[engine] = 0;
}
}
+void SetEngineGRF(EngineID engine, uint32 grfid)
+{
+ assert(engine < TOTAL_NUM_ENGINES);
+ _engine_grf[engine] = grfid;
+}
+
+uint32 GetEngineGRFID(EngineID engine)
+{
+ assert(engine < TOTAL_NUM_ENGINES);
+ return _engine_grf[engine];
+}
+
+
static int MapOldSubType(const Vehicle *v)
{
if (v->type != VEH_Train) return v->subtype;
diff --git a/newgrf_engine.h b/newgrf_engine.h
index eac7e2f6f..6f05d8133 100644
--- a/newgrf_engine.h
+++ b/newgrf_engine.h
@@ -18,6 +18,10 @@ void SetWagonOverrideSprites(EngineID engine, struct SpriteGroup *group, byte *t
void SetCustomEngineSprites(EngineID engine, byte cargo, struct SpriteGroup *group);
// loaded is in percents, overriding_engine 0xffff is none
int GetCustomEngineSprite(EngineID engine, const Vehicle* v, Direction direction);
+
+void SetEngineGRF(EngineID engine, uint32 grfid);
+uint32 GetEngineGRFID(EngineID engine);
+
uint16 GetVehicleCallback(byte callback, uint32 param1, uint32 param2, EngineID engine, const Vehicle *v);
bool UsesWagonOverride(const Vehicle *v);
#define GetCustomVehicleSprite(v, direction) GetCustomEngineSprite(v->engine_type, v, direction)