fp: Add monkeys and carrying to portal

feely_pona_game.cpp

@@ -754,6 +754,31 @@ FP_GameFindClosestEntityResult FP_Game_FindClosestEntityWithType(FP_Game *game,
     return result;
 }
 
+static FP_GameFindClosestEntityResult FP_Game_FindClosestEntityWithType(FP_Game *game, FP_GameEntityHandle src, FP_GameEntityHandle *entities, Dqn_usize size)
+{
+    FP_GameFindClosestEntityResult result = {};
+    result.dist_squared = DQN_F32_MAX;
+    result.pos          = Dqn_V2_InitNx1(DQN_F32_MAX);
+
+    Dqn_V2 src_pos      = FP_Game_CalcEntityWorldPos(game, src);
+    DQN_FOR_UINDEX (index, size) {
+        FP_GameEntityHandle entity_handle = entities[index];
+        FP_GameEntity *entity             = FP_Game_GetEntity(game, entity_handle);
+        if (FP_Game_IsNilEntity(entity))
+            continue;
+
+        Dqn_V2 pos   = FP_Game_CalcEntityWorldPos(game, entity->handle);
+        Dqn_f32 dist = Dqn_V2_LengthSq_V2x2(pos, src_pos);
+        if (dist < result.dist_squared) {
+            result.pos          = pos;
+            result.dist_squared = dist;
+            result.entity       = entity->handle;
+        }
+    }
+
+    return result;
+}
+
 static bool FP_Game_CanEntityAttack(FP_GameEntity *entity, uint64_t current_time_ms)
 {
     bool result = (current_time_ms - entity->last_attack_timestamp) >= entity->attack_cooldown_ms;