limboai/bt/bt_player.h

89 lines
2.5 KiB
C++

/**
* bt_player.h
* =============================================================================
* Copyright 2021-2023 Serhii Snitsaruk
*
* Use of this source code is governed by an MIT-style
* license that can be found in the LICENSE file or at
* https://opensource.org/licenses/MIT.
* =============================================================================
*/
#ifndef BT_PLAYER_H
#define BT_PLAYER_H
#include "scene/main/node.h"
#include "behavior_tree.h"
#include "modules/limboai/blackboard/blackboard.h"
#include "tasks/bt_task.h"
class BTPlayer : public Node {
GDCLASS(BTPlayer, Node);
public:
enum UpdateMode : unsigned int {
IDLE, // automatically call update() during NOTIFICATION_PROCESS
PHYSICS, //# automatically call update() during NOTIFICATION_PHYSICS
MANUAL, // manually update state machine, user must call update(delta)
};
private:
Ref<BehaviorTree> behavior_tree;
UpdateMode update_mode = UpdateMode::PHYSICS;
bool active = true;
Ref<Blackboard> blackboard;
bool prefetch_nodepath_vars = true;
int last_status = -1;
Ref<BTTask> tree_instance;
void _load_tree();
protected:
static void _bind_methods();
void _set_blackboard_data(Dictionary p_value) { blackboard->set_data(p_value.duplicate()); }
Dictionary _get_blackboard_data() const { return blackboard->get_data(); }
void _notification(int p_notification);
public:
void set_behavior_tree(const Ref<BehaviorTree> &p_tree);
Ref<BehaviorTree> get_behavior_tree() const { return behavior_tree; };
void set_update_mode(UpdateMode p_mode);
UpdateMode get_update_mode() const { return update_mode; }
void set_active(bool p_active);
bool get_active() const { return active; }
Ref<Blackboard> get_blackboard() const { return blackboard; }
void set_blackboard(const Ref<Blackboard> &p_blackboard) { blackboard = p_blackboard; }
void set_prefetch_nodepath_vars(bool p_value) { prefetch_nodepath_vars = p_value; }
bool get_prefetch_nodepath_vars() const { return prefetch_nodepath_vars; }
void update(double p_delta);
void restart();
int get_last_status() const { return last_status; }
BTPlayer();
~BTPlayer();
#ifdef DEBUG_ENABLED
// Performace monitoring.
private:
bool monitor_performance = false;
StringName monitor_id;
double update_time_acc = 0.0;
double update_time_n = 0.0;
void _set_monitor_performance(bool p_monitor_performance);
bool _get_monitor_performance() const { return monitor_performance; }
double _get_mean_update_time_msec();
#endif // DEBUG_ENABLED
};
#endif // BT_PLAYER_H