limboai/bt/tasks/composites/bt_probability_selector.h

75 lines
2.3 KiB
C++

/**
* bt_probability_selector.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_PROBABILITY_SELECTOR_H
#define BT_PROBABILITY_SELECTOR_H
#include "../bt_comment.h"
#include "../bt_composite.h"
#ifdef LIMBOAI_MODULE
#include "core/core_string_names.h"
#include "core/typedefs.h"
#endif // LIMBOAI_MODULE
#ifdef LIMBOAI_GDEXTENSION
#include <godot_cpp/templates/hash_set.hpp>
#endif // LIMBOAI_GDEXTENSION
class BTProbabilitySelector : public BTComposite {
GDCLASS(BTProbabilitySelector, BTComposite);
TASK_CATEGORY(Composites);
private:
HashSet<Ref<BTTask>> failed_tasks;
Ref<BTTask> selected_task;
bool abort_on_failure = false;
void _select_task();
#define SNAME(m_arg) ([]() -> const StringName & { static StringName sname = _scs_create(m_arg, true); return sname; })()
_FORCE_INLINE_ double _get_weight(int p_index) const { return get_child(p_index)->get_meta(LSNAME(_weight_), 1.0); }
_FORCE_INLINE_ double _get_weight(Ref<BTTask> p_task) const { return p_task->get_meta(LSNAME(_weight_), 1.0); }
_FORCE_INLINE_ void _set_weight(int p_index, double p_weight) {
get_child(p_index)->set_meta(LSNAME(_weight_), Variant(p_weight));
get_child(p_index)->emit_signal(LSNAME(changed));
}
_FORCE_INLINE_ double _get_total_weight() const {
double total = 0.0;
for (int i = 0; i < get_child_count(); i++) {
if (!IS_CLASS(get_child(i), BTComment)) {
total += _get_weight(i);
}
}
return total;
}
protected:
static void _bind_methods();
virtual void _enter() override;
virtual void _exit() override;
virtual Status _tick(double p_delta) override;
public:
double get_weight(int p_index) const;
void set_weight(int p_index, double p_weight);
double get_total_weight() const { return _get_total_weight(); };
double get_probability(int p_index) const;
void set_probability(int p_index, double p_probability);
bool has_probability(int p_index) const;
void set_abort_on_failure(bool p_abort_on_failure);
bool get_abort_on_failure() const;
};
#endif // BT_PROBABILITY_SELECTOR_H