38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
/**
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* bt_probability.cpp
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* =============================================================================
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* Copyright 2021-2024 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 "bt_probability.h"
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#include "../../../util/limbo_compat.h"
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void BTProbability::set_run_chance(float p_value) {
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run_chance = p_value;
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emit_changed();
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}
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String BTProbability::_generate_name() {
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return vformat("Probability %.1f%%", run_chance * 100.0);
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}
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BT::Status BTProbability::_tick(double p_delta) {
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ERR_FAIL_COND_V_MSG(get_child_count() == 0, FAILURE, "BT decorator has no child.");
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if (get_child(0)->get_status() == RUNNING || RANDF() <= run_chance) {
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return get_child(0)->execute(p_delta);
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}
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return FAILURE;
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}
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void BTProbability::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_run_chance", "probability"), &BTProbability::set_run_chance);
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ClassDB::bind_method(D_METHOD("get_run_chance"), &BTProbability::get_run_chance);
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ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "run_chance", PROPERTY_HINT_RANGE, "0.0,1.0"), "set_run_chance", "get_run_chance");
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}
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