56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
#include "enemy_wretched.h"
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#include "wave_survival/npc_unit.h"
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#include "wave_survival/patrol_path.h"
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#include "wave_survival/player_body.h"
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#include "wave_survival/state_machine.h"
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void EnemyWretched::_bind_methods() {
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}
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void EnemyWretched::ready() {
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if (StateMachine * fsm{ cast_to<StateMachine>(get_node(NodePath("%StateMachine"))) }) {
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fsm->add_state(memnew(WretchedPatrolState));
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}
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}
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void EnemyWretched::_notification(int what) {
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if (Engine::get_singleton()->is_editor_hint()) {
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return;
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}
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switch (what) {
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default:
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return;
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case NOTIFICATION_READY:
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ready();
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return;
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}
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}
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void WretchedState::set_target(Node *node) {
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this->target = cast_to<EnemyWretched>(node);
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}
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EnemyWretched *WretchedState::get_target() const {
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return this->target;
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}
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void WretchedPatrolState::enter_state() {
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this->nav = get_target()->get_nav();
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this->path = get_target()->get_unit()->get_patrol_path();
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float const max_speed{ get_target()->get_unit()->get_patrol_speed() };
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get_target()->set_movement_speed(max_speed);
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this->nav->set_max_speed(max_speed);
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this->path_point = this->path->get_closest_point(get_target()->get_global_position());
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this->nav->set_target_position(this->path->point_at(this->path_point));
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}
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void WretchedPatrolState::process(double delta) {
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if (this->nav->is_navigation_finished()) {
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this->path_point += 1;
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this->nav->set_target_position(this->path->point_at(this->path_point));
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}
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Vector3 const direction{ get_target()->get_global_position().direction_to(this->nav->get_next_path_position()) };
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get_target()->set_movement_direction(Vector2{ direction.x, direction.z }.normalized());
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}
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