49 lines
1.7 KiB
C++
49 lines
1.7 KiB
C++
/* blackboard.cpp */
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#include "blackboard.h"
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#include "core/error_macros.h"
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#include "core/variant.h"
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#include "scene/main/node.h"
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#include <cstddef>
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Variant Blackboard::get_var(const Variant &p_key, const Variant &p_default) const {
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if (data.has(p_key)) {
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return data.get_valid(p_key);
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} else if (parent.is_valid()) {
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return parent->get_var(p_key, 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 Variant &p_key, const Variant &p_value) {
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data[p_key] = p_value;
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}
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bool Blackboard::has_var(const Variant &p_key) const {
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return data.has(p_key) || (parent.is_valid() && parent->has_var(p_key));
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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 (int i = 0; i < data.size(); i++) {
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Variant value = data.get_value_at_index(i);
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if (value.get_type() == Variant::NODE_PATH) {
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Node *fetched_node = p_node->get_node_or_null(value);
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if (fetched_node != nullptr) {
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data[data.get_key_at_index(i)] = 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_data"), &Blackboard::get_data);
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ClassDB::bind_method(D_METHOD("set_data", "p_data"), &Blackboard::set_data);
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ClassDB::bind_method(D_METHOD("get_var", "p_key", "p_default"), &Blackboard::get_var, Variant());
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ClassDB::bind_method(D_METHOD("set_var", "p_key", "p_value"), &Blackboard::set_var);
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ClassDB::bind_method(D_METHOD("has_var", "p_key"), &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("prefetch_nodepath_vars", "p_node"), &Blackboard::prefetch_nodepath_vars);
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} |