limboai/bt/decorators/bt_cooldown.cpp

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/* bt_cooldown.cpp */
#include "bt_cooldown.h"
#include "core/object/class_db.h"
#include "core/variant/array.h"
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#include "scene/main/scene_tree.h"
String BTCooldown::_generate_name() const {
return vformat("Cooldown %ss", duration);
}
void BTCooldown::_setup() {
if (cooldown_state_var.is_empty()) {
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cooldown_state_var = vformat("cooldown_%d", rand());
}
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get_blackboard()->set_var(cooldown_state_var, false);
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if (start_cooled) {
_chill();
}
}
int BTCooldown::_tick(float p_delta) {
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ERR_FAIL_COND_V_MSG(get_child_count() == 0, FAILURE, "BT decorator has no child.");
if (get_blackboard()->get_var(cooldown_state_var, true)) {
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return FAILURE;
}
int status = get_child(0)->execute(p_delta);
if (status == SUCCESS || (trigger_on_failure && status == FAILURE)) {
_chill();
}
return status;
}
void BTCooldown::_chill() {
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get_blackboard()->set_var(cooldown_state_var, true);
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if (_timer.is_valid()) {
_timer->set_time_left(duration);
} else {
_timer = SceneTree::get_singleton()->create_timer(duration, process_pause);
_timer->connect("timeout", callable_mp(this, &BTCooldown::_on_timeout), CONNECT_ONE_SHOT);
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}
}
void BTCooldown::_on_timeout() {
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get_blackboard()->set_var(cooldown_state_var, false);
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_timer.unref();
}
void BTCooldown::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_duration", "p_value"), &BTCooldown::set_duration);
ClassDB::bind_method(D_METHOD("get_duration"), &BTCooldown::get_duration);
ClassDB::bind_method(D_METHOD("set_process_pause", "p_value"), &BTCooldown::set_process_pause);
ClassDB::bind_method(D_METHOD("get_process_pause"), &BTCooldown::get_process_pause);
ClassDB::bind_method(D_METHOD("set_start_cooled", "p_value"), &BTCooldown::set_start_cooled);
ClassDB::bind_method(D_METHOD("get_start_cooled"), &BTCooldown::get_start_cooled);
ClassDB::bind_method(D_METHOD("set_trigger_on_failure", "p_value"), &BTCooldown::set_trigger_on_failure);
ClassDB::bind_method(D_METHOD("get_trigger_on_failure"), &BTCooldown::get_trigger_on_failure);
ClassDB::bind_method(D_METHOD("set_cooldown_state_var", "p_value"), &BTCooldown::set_cooldown_state_var);
ClassDB::bind_method(D_METHOD("get_cooldown_state_var"), &BTCooldown::get_cooldown_state_var);
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ClassDB::bind_method(D_METHOD("_on_timeout"), &BTCooldown::_on_timeout);
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ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "duration"), "set_duration", "get_duration");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "process_pause"), "set_process_pause", "get_process_pause");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "start_cooled"), "set_start_cooled", "get_start_cooled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "trigger_on_failure"), "set_trigger_on_failure", "get_trigger_on_failure");
ADD_PROPERTY(PropertyInfo(Variant::STRING, "cooldown_state_var"), "set_cooldown_state_var", "get_cooldown_state_var");
}