95 lines
3.0 KiB
C++
95 lines
3.0 KiB
C++
/**
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* blackboard.cpp
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* =============================================================================
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* Copyright 2021-2023 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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#include "blackboard.h"
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#ifdef LIMBOAI_MODULE
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#include "core/error/error_macros.h"
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#include "core/variant/variant.h"
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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/classes/node.hpp>
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#include <godot_cpp/classes/ref.hpp>
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#include <godot_cpp/classes/ref_counted.hpp>
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#include <godot_cpp/core/object.hpp>
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#include <godot_cpp/variant/dictionary.hpp>
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using namespace godot;
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#endif
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Ref<Blackboard> Blackboard::top() const {
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Ref<Blackboard> bb(this);
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while (bb->get_parent_scope().is_valid()) {
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bb = bb->get_parent_scope();
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}
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return bb;
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}
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Variant Blackboard::get_var(const String &p_name, const Variant &p_default) const {
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if (data.has(p_name)) {
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return data.get(p_name).get_value();
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} else if (parent.is_valid()) {
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return parent->get_var(p_name, p_default);
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} else {
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return p_default;
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}
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}
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void Blackboard::set_var(const String &p_name, const Variant &p_value) {
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// TODO: Check if p_value can be converted into required type!
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if (data.has(p_name)) {
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data[p_name].set_value(p_value);
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} else {
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BBVariable var;
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var.set_value(p_value);
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data.insert(p_name, var);
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}
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}
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bool Blackboard::has_var(const String &p_name) const {
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return data.has(p_name) || (parent.is_valid() && parent->has_var(p_name));
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}
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void Blackboard::erase_var(const String &p_name) {
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data.erase(p_name);
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}
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void Blackboard::add_var(const String &p_name, const BBVariable &p_var) {
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ERR_FAIL_COND(data.has(p_name));
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data.insert(p_name, p_var);
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}
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void Blackboard::prefetch_nodepath_vars(Node *p_node) {
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ERR_FAIL_COND(p_node == nullptr);
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for (KeyValue<String, BBVariable> &kv : data) {
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if (kv.value.get_value().get_type() == Variant::NODE_PATH) {
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Node *fetched_node = p_node->get_node_or_null(kv.value.get_value());
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if (fetched_node != nullptr) {
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kv.value.set_value(fetched_node);
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}
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}
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}
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}
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void Blackboard::_bind_methods() {
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ClassDB::bind_method(D_METHOD("get_var", "p_name", "p_default"), &Blackboard::get_var, Variant());
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ClassDB::bind_method(D_METHOD("set_var", "p_name", "p_value"), &Blackboard::set_var);
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ClassDB::bind_method(D_METHOD("has_var", "p_name"), &Blackboard::has_var);
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ClassDB::bind_method(D_METHOD("set_parent_scope", "p_blackboard"), &Blackboard::set_parent_scope);
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ClassDB::bind_method(D_METHOD("get_parent_scope"), &Blackboard::get_parent_scope);
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ClassDB::bind_method(D_METHOD("erase_var", "p_name"), &Blackboard::erase_var);
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ClassDB::bind_method(D_METHOD("prefetch_nodepath_vars", "p_node"), &Blackboard::prefetch_nodepath_vars);
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ClassDB::bind_method(D_METHOD("top"), &Blackboard::top);
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// ClassDB::bind_method(D_METHOD("get_data"), &Blackboard::get_data);
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// ClassDB::bind_method(D_METHOD("set_data", "p_data"), &Blackboard::set_data);
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}
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