limboai/bt/behavior_tree.cpp

45 lines
1.5 KiB
C++

/* behavior_tree.cpp */
#include "behavior_tree.h"
#include "core/class_db.h"
#include "core/list.h"
#include "core/object.h"
#include "core/variant.h"
#include <cstddef>
void BehaviorTree::init() {
List<BTTask *> stack;
BTTask *task = root_task.ptr();
while (task != nullptr) {
for (int i = 0; i < task->get_child_count(); i++) {
task->get_child(i)->parent = task;
stack.push_back(task->get_child(i).ptr());
}
task = nullptr;
if (!stack.empty()) {
task = stack.front()->get();
stack.pop_front();
}
}
}
Ref<BehaviorTree> BehaviorTree::clone() const {
Ref<BehaviorTree> copy = duplicate(false);
copy->set_path("");
if (root_task.is_valid()) {
copy->root_task = root_task->clone();
}
return copy;
}
void BehaviorTree::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_description", "p_value"), &BehaviorTree::set_description);
ClassDB::bind_method(D_METHOD("get_description"), &BehaviorTree::get_description);
ClassDB::bind_method(D_METHOD("set_root_task", "p_value"), &BehaviorTree::set_root_task);
ClassDB::bind_method(D_METHOD("get_root_task"), &BehaviorTree::get_root_task);
ClassDB::bind_method(D_METHOD("init"), &BehaviorTree::init);
ClassDB::bind_method(D_METHOD("clone"), &BehaviorTree::clone);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "description", PROPERTY_HINT_MULTILINE_TEXT), "set_description", "get_description");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "root_task", PROPERTY_HINT_RESOURCE_TYPE, "BTTask"), "set_root_task", "get_root_task");
}