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Enable existing BlackboardPlan features for NIL variables #267

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Jan 1, 2025
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6 changes: 3 additions & 3 deletions blackboard/blackboard_plan.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -200,7 +200,7 @@ void BlackboardPlan::_get_property_list(List<PropertyInfo> *p_list) const {

#ifdef TOOLS_ENABLED
// * Editor
if (!_is_var_hidden(var_name, var)) {
if (!_is_var_nil(var) || !_is_var_private(var_name, var)) {
if (has_mapping(var_name) || has_property_binding(var_name)) {
p_list->push_back(PropertyInfo(Variant::STRING, var_name, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_READ_ONLY));
} else {
Expand All @@ -226,7 +226,7 @@ void BlackboardPlan::_get_property_list(List<PropertyInfo> *p_list) const {
if (is_mapping_enabled()) {
p_list->push_back(PropertyInfo(Variant::NIL, "Mapping", PROPERTY_HINT_NONE, "mapping/", PROPERTY_USAGE_GROUP));
for (const Pair<StringName, BBVariable> &p : var_list) {
if (_is_var_hidden(p.first, p.second)) {
if (_is_var_private(p.first, p.second)) {
continue;
}
if (unlikely(has_property_binding(p.first))) {
Expand All @@ -242,7 +242,7 @@ void BlackboardPlan::_get_property_list(List<PropertyInfo> *p_list) const {
// * Binding
p_list->push_back(PropertyInfo(Variant::NIL, "Binding", PROPERTY_HINT_NONE, "binding/", PROPERTY_USAGE_GROUP));
for (const Pair<StringName, BBVariable> &p : var_list) {
if (_is_var_hidden(p.first, p.second)) {
if (_is_var_nil(p.second) || _is_var_private(p.first, p.second)) {
continue;
}
if (unlikely(has_mapping(p.first))) {
Expand Down
3 changes: 2 additions & 1 deletion blackboard/blackboard_plan.h
Original file line number Diff line number Diff line change
Expand Up @@ -51,7 +51,8 @@ class BlackboardPlan : public Resource {
// If true, NodePath variables will be prefetched, so that the vars will contain node pointers instead (upon BB creation/population).
bool prefetch_nodepath_vars = true;

_FORCE_INLINE_ bool _is_var_hidden(const String &p_name, const BBVariable &p_var) const { return p_var.get_type() == Variant::NIL || (is_derived() && p_name.begins_with("_")); }
_FORCE_INLINE_ bool _is_var_nil(const BBVariable &p_var) const { return p_var.get_type() == Variant::NIL; }
_FORCE_INLINE_ bool _is_var_private(const String &p_name, const BBVariable &p_var) const { return is_derived() && p_name.begins_with("_"); }

protected:
static void _bind_methods();
Expand Down
2 changes: 1 addition & 1 deletion editor/editor_property_variable_name.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -89,7 +89,7 @@ void EditorPropertyVariableName::_update_status() {
BUTTON_SET_ICON(status_btn, theme_cache.var_empty_icon);
status_btn->set_tooltip_text(TTR("Variable name not specified.\nClick to open the blackboard plan."));
} else if (plan->has_var(var_name)) {
if (expected_type == Variant::NIL || plan->get_var(var_name).get_type() == expected_type) {
if (expected_type == Variant::NIL || plan->get_var(var_name).get_type() == Variant::NIL || plan->get_var(var_name).get_type() == expected_type) {
BUTTON_SET_ICON(status_btn, theme_cache.var_exists_icon);
status_btn->set_tooltip_text(TTR("This variable is present in the blackboard plan.\nClick to open the blackboard plan."));
} else {
Expand Down
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