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-rw-r--r--src/engine.cpp37
1 files changed, 37 insertions, 0 deletions
diff --git a/src/engine.cpp b/src/engine.cpp
index 715fdebf8..818cd2d6e 100644
--- a/src/engine.cpp
+++ b/src/engine.cpp
@@ -27,6 +27,7 @@
#include "settings_type.h"
#include "oldpool_func.h"
#include "core/alloc_func.hpp"
+#include "vehicle_func.h"
#include "map"
#include "table/strings.h"
@@ -140,6 +141,42 @@ void EngList_SortPartial(EngineList *el, EngList_SortTypeFunction compare, uint
qsort(&((*el)[begin]), num_items, sizeof(EngineID), compare);
}
+void SetCachedEngineCounts()
+{
+ uint engines = GetEnginePoolSize();
+
+ /* Set up the engine count for all players */
+ Player *p;
+ FOR_ALL_PLAYERS(p) {
+ free(p->num_engines);
+ p->num_engines = CallocT<EngineID>(engines);
+ }
+
+ /* Recalculate */
+ Group *g;
+ FOR_ALL_GROUPS(g) {
+ free(g->num_engines);
+ g->num_engines = CallocT<EngineID>(engines);
+ }
+
+ const Vehicle *v;
+ FOR_ALL_VEHICLES(v) {
+ if (!IsEngineCountable(v)) continue;
+
+ assert(v->engine_type < engines);
+
+ GetPlayer(v->owner)->num_engines[v->engine_type]++;
+
+ if (v->group_id == DEFAULT_GROUP) continue;
+
+ g = GetGroup(v->group_id);
+ assert(v->type == g->vehicle_type);
+ assert(v->owner == g->owner);
+
+ g->num_engines[v->engine_type]++;
+ }
+}
+
void SetupEngines()
{
_Engine_pool.CleanPool();