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Add LimboHSM.remove_transition

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Serhii Snitsaruk 2024-07-20 17:23:13 +02:00
parent 3565d6dc43
commit 7c57c7dd62
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2 changed files with 13 additions and 0 deletions
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10
hsm/limbo_hsm.cpp
View File

@ -107,6 +107,15 @@ void LimboHSM::add_transition(LimboState *p_from_state, LimboState *p_to_state,
transitions[key] = Object::cast_to<LimboState>(p_to_state); transitions[key] = Object::cast_to<LimboState>(p_to_state);
} }
void LimboHSM::remove_transition(LimboState *p_from_state, const StringName &p_event) {
ERR_FAIL_COND_MSG(p_from_state != nullptr && p_from_state->get_parent() != this, "LimboHSM: Unable to remove a transition from a state that is not an immediate child of mine.");
ERR_FAIL_COND_MSG(p_event == StringName(), "LimboHSM: Unable to remove a transition due to empty event string.");
uint64_t key = _get_transition_key(p_from_state, p_event);
ERR_FAIL_COND_MSG(!transitions.has(key), "LimboHSM: Unable to remove a transition that does not exist.");
transitions.erase(key);
}
LimboState *LimboHSM::get_leaf_state() const { LimboState *LimboHSM::get_leaf_state() const {
LimboHSM *hsm = const_cast<LimboHSM *>(this); LimboHSM *hsm = const_cast<LimboHSM *>(this);
while (hsm->active_state != nullptr && hsm->active_state->is_class("LimboHSM")) { while (hsm->active_state != nullptr && hsm->active_state->is_class("LimboHSM")) {
@ -253,6 +262,7 @@ void LimboHSM::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_active", "active"), &LimboHSM::set_active); ClassDB::bind_method(D_METHOD("set_active", "active"), &LimboHSM::set_active);
ClassDB::bind_method(D_METHOD("update", "delta"), &LimboHSM::update); ClassDB::bind_method(D_METHOD("update", "delta"), &LimboHSM::update);
ClassDB::bind_method(D_METHOD("add_transition", "from_state", "to_state", "event"), &LimboHSM::add_transition); ClassDB::bind_method(D_METHOD("add_transition", "from_state", "to_state", "event"), &LimboHSM::add_transition);
ClassDB::bind_method(D_METHOD("remove_transition", "from_state", "event"), &LimboHSM::remove_transition);
ClassDB::bind_method(D_METHOD("anystate"), &LimboHSM::anystate); ClassDB::bind_method(D_METHOD("anystate"), &LimboHSM::anystate);
ClassDB::bind_method(D_METHOD("initialize", "agent", "parent_scope"), &LimboHSM::initialize, Variant()); ClassDB::bind_method(D_METHOD("initialize", "agent", "parent_scope"), &LimboHSM::initialize, Variant());

3
hsm/limbo_hsm.h
View File

@ -71,7 +71,10 @@ public:
virtual void initialize(Node *p_agent, const Ref<Blackboard> &p_parent_scope = nullptr); virtual void initialize(Node *p_agent, const Ref<Blackboard> &p_parent_scope = nullptr);
void update(double p_delta); void update(double p_delta);
void add_transition(LimboState *p_from_state, LimboState *p_to_state, const StringName &p_event); void add_transition(LimboState *p_from_state, LimboState *p_to_state, const StringName &p_event);
void remove_transition(LimboState *p_from_state, const StringName &p_event);
LimboState *anystate() const { return nullptr; } LimboState *anystate() const { return nullptr; }
LimboHSM(); LimboHSM();