+ // Some timers
+ float m_random_spawn_timer; // used for experimental code
+ float m_send_recommended_timer;
+ IntervalLimiter m_object_management_interval;
+ // List of active blocks
+ ActiveBlockList m_active_blocks;
+ IntervalLimiter m_active_blocks_management_interval;
+ IntervalLimiter m_active_blocks_test_interval;
+ IntervalLimiter m_active_blocks_nodemetadata_interval;
+ // Time from the beginning of the game in seconds.
+ // Incremented in step().
+ u32 m_game_time;
+ // A helper variable for incrementing the latter
+ float m_game_time_fraction_counter;
+};
+
+/*
+ Active block modifier interface.
+
+ These are fed into ServerEnvironment at initialization time;
+ ServerEnvironment handles deleting them.
+*/
+
+class ActiveBlockModifier
+{
+public:
+ ActiveBlockModifier(){};
+ virtual ~ActiveBlockModifier(){};
+
+ //virtual core::list<u8> update(ServerEnvironment *env) = 0;
+ virtual u32 getTriggerContentCount(){ return 1;}
+ virtual u8 getTriggerContent(u32 i) = 0;
+ virtual float getActiveInterval() = 0;
+ // chance of (1 / return value), 0 is disallowed
+ virtual u32 getActiveChance() = 0;
+ // This is called usually at interval for 1/chance of the nodes
+ virtual void triggerEvent(ServerEnvironment *env, v3s16 p) = 0;