Zombie/Assets/MeshBaker/Examples/SkinnedMeshRenderer/MB_SkinnedMeshSceneController.cs

using UnityEngine;
using System.Collections;
using System.Collections.Generic;

public class MB_SkinnedMeshSceneController : MonoBehaviour {	
    public GameObject swordPrefab;
    public GameObject hatPrefab;
    public GameObject glassesPrefab;
    public GameObject workerPrefab;
    
    public GameObject targetCharacter;
    
    public MB3_MeshBaker skinnedMeshBaker;
    
    GameObject swordInstance;
    GameObject glassesInstance;
    GameObject hatInstance;
    
    void Start () {
            //To demonstrate lets add a character to the combined mesh
            GameObject worker1 = (GameObject) Instantiate(workerPrefab);
            worker1.transform.position = new Vector3(1.31f, 0.985f, -0.25f);
            Animation anim = worker1.GetComponent<Animation>();
            anim.wrapMode = WrapMode.Loop;
            //IMPORTANT set the culling type to something other than renderer. Animations may not play
            //if animation.cullingType is left on BasedOnRenderers. This appears to be a bug in Unity
            //the animation gets confused about the bounds if the skinnedMeshRenderer is changed
            anim.cullingType = AnimationCullingType.AlwaysAnimate; //IMPORTANT
            anim.Play("run");

            //create an array with everything we want to add
            //It is important to add the gameObject with the Renderer/mesh attached
            List<GameObject> objsToCombine = skinnedMeshBaker.GetObjectsToCombine();
            GameObject[] objsToAdd = new GameObject[objsToCombine.Count + 1];
            objsToCombine.CopyTo(objsToAdd, 0);
            objsToAdd[objsToAdd.Length - 1] = worker1.GetComponentInChildren<SkinnedMeshRenderer>().gameObject;

           skinnedMeshBaker.ClearMesh();
            
            //add the objects. This will disable the renderers on the source objects
            skinnedMeshBaker.AddDeleteGameObjects(objsToAdd, null, true);
            //apply the changes to the mesh
            skinnedMeshBaker.Apply();
    }
    
    void OnGUI () {
        if (GUILayout.Button ("Add/Remove Sword")) {
            if (swordInstance == null){
                Transform hand = SearchHierarchyForBone(targetCharacter.transform,"RightHandAttachPoint");
                swordInstance = (GameObject) Instantiate(swordPrefab);
                swordInstance.transform.parent = hand;
                swordInstance.transform.localPosition = Vector3.zero;
                swordInstance.transform.localRotation = Quaternion.identity;
                swordInstance.transform.localScale = Vector3.one;
                MeshRenderer swordRenderer = swordInstance.GetComponentInChildren<MeshRenderer>();
                swordRenderer.gameObject.name = "Sword";
                GameObject[] objsToAdd = new GameObject[1] { swordRenderer.gameObject };
                skinnedMeshBaker.AddDeleteGameObjects(objsToAdd,null, true);
                skinnedMeshBaker.Apply();
                Debug.Log("Done adding sword.");
            } else if (skinnedMeshBaker.CombinedMeshContains(swordInstance.GetComponentInChildren<MeshRenderer>().gameObject)) {
                GameObject[] objsToDelete = new GameObject[1] {swordInstance.GetComponentInChildren<MeshRenderer>().gameObject};
                skinnedMeshBaker.AddDeleteGameObjects(null,objsToDelete, true);
                skinnedMeshBaker.Apply();
                Destroy(swordInstance);
                Debug.Log("Done deleting sword.");
                swordInstance = null;
            }
        }
        if (GUILayout.Button ("Add/Remove Hat")) {
            if (hatInstance == null){
                Transform hand = SearchHierarchyForBone(targetCharacter.transform,"HeadAttachPoint");
                hatInstance = (GameObject) Instantiate(hatPrefab);
                hatInstance.transform.parent = hand;
                hatInstance.transform.localPosition = Vector3.zero;
                hatInstance.transform.localRotation = Quaternion.identity;
                hatInstance.transform.localScale = Vector3.one;
                MeshRenderer hatRenderer = hatInstance.GetComponentInChildren<MeshRenderer>();
                hatRenderer.gameObject.name = "Hat";
                GameObject[] objsToAdd = new GameObject[1] {hatRenderer.gameObject};			
                skinnedMeshBaker.AddDeleteGameObjects(objsToAdd,null, true);
                skinnedMeshBaker.Apply();
                Debug.Log("Done adding Hat");
            } else if (skinnedMeshBaker.CombinedMeshContains(hatInstance.GetComponentInChildren<MeshRenderer>().gameObject)) {
                GameObject[] objsToDelete = new GameObject[1] {hatInstance.GetComponentInChildren<MeshRenderer>().gameObject};
                skinnedMeshBaker.AddDeleteGameObjects(null,objsToDelete, true);
                skinnedMeshBaker.Apply();
                Destroy(hatInstance);
                Debug.Log("Done deleting Hat");
                hatInstance = null;				
            }
        }
        if (GUILayout.Button ("Add/Remove Glasses")) {
            if (glassesInstance == null){
                Transform hand = SearchHierarchyForBone(targetCharacter.transform,"NoseAttachPoint");
                glassesInstance = (GameObject) Instantiate(glassesPrefab);
                glassesInstance.transform.parent = hand;
                glassesInstance.transform.localPosition = Vector3.zero;
                glassesInstance.transform.localRotation = Quaternion.identity;
                glassesInstance.transform.localScale = Vector3.one;
                MeshRenderer glassesRenderer = glassesInstance.GetComponentInChildren<MeshRenderer>();
                glassesRenderer.gameObject.name = "Glasses";
                GameObject[] objsToAdd = new GameObject[1] {glassesRenderer.gameObject};			
                skinnedMeshBaker.AddDeleteGameObjects(objsToAdd,null, true);
                skinnedMeshBaker.Apply();
                Debug.Log("Done adding glasses");
            } else if (skinnedMeshBaker.CombinedMeshContains(glassesInstance.GetComponentInChildren<MeshRenderer>().gameObject)) {
                GameObject[] objsToDelete = new GameObject[1] {glassesInstance.GetComponentInChildren<MeshRenderer>().gameObject};
                skinnedMeshBaker.AddDeleteGameObjects(null,objsToDelete, true);
                skinnedMeshBaker.Apply();
                Destroy(glassesInstance);
                glassesInstance = null;
                Debug.Log("Done deleting glasses");
            }
        }		
    }
    
    
    public Transform SearchHierarchyForBone(Transform current, string name)   
    {
        if (current.name.Equals( name ))
            return current;
    
        for (int i = 0; i < current.childCount; ++i)
        {
            Transform found = SearchHierarchyForBone(current.GetChild(i), name);
    
            if (found != null)
                return found;
        }
        return null;
    }
}