AIシステム

// Generate NavMesh from scene raku_nav_mesh_bake(scene, &nav_config); // Create a nav agent RakuNavAgent agent = raku_nav_agent_create(entity); raku_nav_agent_set_radius(agent, 0.5f); raku_nav_agent_set_speed(agent, 3.5f); // Pathfind to target raku_nav_agent_set_destination(agent, target_pos); // Crowd simulation with avoidance RakuCrowd crowd = raku_nav_crowd_create(64); raku_nav_crowd_add_agent(crowd, agent); // Formation movement raku_nav_formation_create(squad, RAKU_FORM_WEDGE); raku_nav_formation_move_to(squad, rally_point);

// Create behavior tree RakuBT bt = raku_bt_create(); // Build tree structure RakuBTNode root = raku_bt_selector(bt); RakuBTNode combat = raku_bt_sequence(bt); raku_bt_add_child(combat, raku_bt_condition("enemy_visible")); raku_bt_add_child(combat, raku_bt_action("attack", attack_fn)); RakuBTNode patrol = raku_bt_action("patrol", patrol_fn); raku_bt_add_child(root, combat); raku_bt_add_child(root, patrol); // Blackboard data raku_bt_blackboard_set_float(bt, "aggro_range", 15.0f); raku_bt_blackboard_set_entity(bt, "target", player); // Serialize / deserialize raku_bt_save_json(bt, "guard_ai.json"); RakuBT loaded = raku_bt_load_json("guard_ai.json");

// Register voice commands raku_voice_register_command("open inventory", open_inv_cb); raku_voice_register_command("cast fireball", cast_fire_cb); // Intent parsing with parameters raku_voice_register_intent("attack {target}", attack_cb); // "attack the goblin" -> target = "goblin" // Set wake word raku_voice_set_wake_word("hey raku"); raku_voice_on_wake(on_wake_cb); // Text-to-speech with lip sync raku_tts_speak(npc_entity, "Welcome, traveler."); raku_tts_set_voice(npc_entity, RAKU_VOICE_DEEP_MALE); raku_tts_set_emotion(npc_entity, RAKU_EMO_FRIENDLY); // Lip sync auto-binds to character mesh raku_tts_enable_lipsync(npc_entity, true);

// Create NPC with personality RakuNPC npc = raku_npc_create(entity); raku_npc_set_personality(npc, "gruff but kind blacksmith"); raku_npc_set_knowledge(npc, "knows about the dragon attack"); // Dynamic dialogue const char* response = raku_npc_dialogue( npc, "Do you have any quests for me?" ); // Sentiment analysis on player input RakuSentiment s = raku_npc_analyze_sentiment(player_text); // s.valence, s.arousal, s.dominance // Generate quest from world state RakuQuest quest = raku_npc_generate_quest(npc, world_state); raku_quest_activate(quest); // Relationship tracking raku_npc_modify_affinity(npc, player, +10);