limboai/bt/tasks/blackboard/bt_set_var.cpp

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/**
* bt_set_var.cpp
* =============================================================================
* Copyright 2021-2023 Serhii Snitsaruk
*
* Use of this source code is governed by an MIT-style
* license that can be found in the LICENSE file or at
* https://opensource.org/licenses/MIT.
* =============================================================================
*/
#include "bt_set_var.h"
#include "modules/limboai/blackboard/bb_param/bb_param.h"
#include "modules/limboai/util/limbo_utility.h"
#include "core/variant/callable.h"
String BTSetVar::_generate_name() const {
if (variable.is_empty()) {
return "SetVar ???";
}
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return vformat("Set %s = %s", LimboUtility::get_singleton()->decorate_var(variable),
value.is_valid() ? Variant(value) : Variant("???"));
}
int BTSetVar::_tick(double p_delta) {
ERR_FAIL_COND_V_MSG(variable.is_empty(), FAILURE, "BTSetVar: `variable` is not set.");
ERR_FAIL_COND_V_MSG(!value.is_valid(), FAILURE, "BTSetVar: `value` is not set.");
Variant error_result = SNAME("Error: BTSetVar failed to get value!");
Variant result = value->get_value(get_agent(), get_blackboard(), error_result);
ERR_FAIL_COND_V_MSG(result == error_result, FAILURE, "BTSetVar: Failed to get parameter value. Returning FAILURE.");
get_blackboard()->set_var(variable, result);
return SUCCESS;
};
void BTSetVar::set_variable(const String &p_variable) {
variable = p_variable;
emit_changed();
}
void BTSetVar::set_value(Ref<BBVariant> p_value) {
value = p_value;
emit_changed();
if (Engine::get_singleton()->is_editor_hint() && value.is_valid()) {
value->connect(SNAME("changed"), Callable(this, SNAME("emit_changed")));
}
}
PackedStringArray BTSetVar::get_configuration_warnings() const {
PackedStringArray warnings = BTAction::get_configuration_warnings();
if (variable.is_empty()) {
warnings.append("`variable` should be assigned.");
}
if (!value.is_valid()) {
warnings.append("`value` should be assigned.");
}
return warnings;
}
void BTSetVar::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_variable", "p_variable"), &BTSetVar::set_variable);
ClassDB::bind_method(D_METHOD("get_variable"), &BTSetVar::get_variable);
ClassDB::bind_method(D_METHOD("set_value", "p_value"), &BTSetVar::set_value);
ClassDB::bind_method(D_METHOD("get_value"), &BTSetVar::get_value);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "variable"), "set_variable", "get_variable");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "value", PROPERTY_HINT_RESOURCE_TYPE, "BBVariant"), "set_value", "get_value");
}