97 lines
2.7 KiB
C++
97 lines
2.7 KiB
C++
/**
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* limbo_state.h
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* =============================================================================
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* Copyright 2021-2024 Serhii Snitsaruk
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*
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* Use of this source code is governed by an MIT-style
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* license that can be found in the LICENSE file or at
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* https://opensource.org/licenses/MIT.
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* =============================================================================
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*/
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#ifndef LIMBO_STATE_H
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#define LIMBO_STATE_H
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#include "../blackboard/blackboard.h"
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#include "../blackboard/blackboard_plan.h"
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#include "../util/limbo_compat.h"
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#include "../util/limbo_string_names.h"
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#ifdef LIMBOAI_MODULE
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#include "scene/main/node.h"
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#endif // LIMBOAI_MODULE
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#ifdef LIMBOAI_GDEXTENSION
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#include <godot_cpp/core/gdvirtual.gen.inc>
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#include <godot_cpp/templates/hash_map.hpp>
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#endif // LIMBOAI_GDEXTENSION
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class LimboHSM;
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class LimboState : public Node {
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GDCLASS(LimboState, Node);
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private:
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bool active;
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Ref<BlackboardPlan> blackboard_plan;
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Node *agent;
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Ref<Blackboard> blackboard;
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HashMap<StringName, Callable> handlers;
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Callable guard_callable;
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Ref<BlackboardPlan> _get_parent_scope_plan() const;
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protected:
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friend LimboHSM;
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static void _bind_methods();
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void _notification(int p_what);
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virtual void _initialize(Node *p_agent, const Ref<Blackboard> &p_blackboard);
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virtual bool _dispatch(const StringName &p_event, const Variant &p_cargo = Variant());
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virtual bool _should_use_new_scope() const { return blackboard_plan.is_valid() || is_root(); }
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virtual void _update_blackboard_plan();
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virtual void _setup();
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virtual void _enter();
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virtual void _exit();
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virtual void _update(double p_delta);
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GDVIRTUAL0(_setup);
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GDVIRTUAL0(_enter);
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GDVIRTUAL0(_exit);
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GDVIRTUAL1(_update, double);
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public:
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void set_blackboard_plan(const Ref<BlackboardPlan> &p_plan);
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_FORCE_INLINE_ Ref<BlackboardPlan> get_blackboard_plan() const { return blackboard_plan; }
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Ref<Blackboard> get_blackboard() const { return blackboard; }
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Node *get_agent() const { return agent; }
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void set_agent(Node *p_agent) { agent = p_agent; }
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LimboState *named(const String &p_name);
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LimboState *call_on_enter(const Callable &p_callable);
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LimboState *call_on_exit(const Callable &p_callable);
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LimboState *call_on_update(const Callable &p_callable);
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void add_event_handler(const StringName &p_event, const Callable &p_handler);
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bool dispatch(const StringName &p_event, const Variant &p_cargo = Variant());
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_FORCE_INLINE_ StringName event_finished() const { return LW_NAME(EVENT_FINISHED); }
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LimboState *get_root() const;
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_FORCE_INLINE_ bool is_root() const { return !(get_parent() && IS_CLASS(get_parent(), LimboState)); }
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_FORCE_INLINE_ bool is_active() const { return active; }
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void set_guard(const Callable &p_guard_callable);
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void clear_guard();
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LimboState();
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};
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#endif // LIMBO_STATE_H
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