public override void OnPostImport(string assetPath)
{
XmlDocument doc = new XmlDocument();
doc.Load(assetPath);
XmlNode root = doc.DocumentElement;
string prefabPath = root.SelectSingleNode("Path").InnerText;
string fileName = Path.GetFileNameWithoutExtension(assetPath);
string fullPath = Path.Combine(prefabPath, fileName + ".prefab");
// Load the prefab asset
GameObject prefab = AssetDatabase.LoadMainAssetAtPath(fullPath) as GameObject;
if (prefab == null)
{
SmallLogger.LogWarning(SmallLogger.LogType.PostImport, "There is no prefab at path " + fullPath);
return;
}
GameObject prefabInstance = PrefabUtility.InstantiatePrefab(prefab) as GameObject;
// Load and set children
SmallParserUtils.RecursiveParseTransformXml(root, prefabInstance);
// Save prefab asset
PrefabUtility.RecordPrefabInstancePropertyModifications(prefabInstance.GetComponent <Transform>());
PrefabUtility.ApplyPrefabInstance(prefabInstance, InteractionMode.AutomatedAction);
// Clean up
GameObject.DestroyImmediate(prefabInstance);
// Force Unity to update the asset, without this we have to manually reload unity (by losing and gaining focus on the editor)
AssetDatabase.ImportAsset(fullPath);
}
public override void OnPostImport(string assetPath)
{
XmlDocument doc = new XmlDocument();
doc.Load(assetPath);
XmlNode root = doc.DocumentElement;
string prefabPath = root.SelectSingleNode("Path").InnerText;
string fileName = Path.GetFileNameWithoutExtension(assetPath);
string fullPath = Path.Combine(prefabPath, fileName + ".prefab");
// Load the prefab asset
GameObject prefab = AssetDatabase.LoadMainAssetAtPath(fullPath) as GameObject;
if (prefab == null)
{
SmallLogger.LogWarning(SmallLogger.LogType.PostImport, "There is no prefab at path " + fullPath);
return;
}
GameObject prefabInstance = PrefabUtility.InstantiatePrefab(prefab) as GameObject;
// Load and assign the mesh
string meshPath = root.SelectSingleNode("Model").InnerText + ".fbx";
Mesh mesh = AssetDatabase.LoadAssetAtPath <Mesh>(meshPath);
MeshFilter meshFilter = prefabInstance.GetOrAddComponent <MeshFilter>();
meshFilter.mesh = mesh;
PrefabUtility.RecordPrefabInstancePropertyModifications(meshFilter);
// Load and assign materials
MeshRenderer renderer = prefabInstance.GetOrAddComponent <MeshRenderer>();
XmlNodeList materialsNode = root.SelectSingleNode("Materials").ChildNodes;
if (materialsNode.Count != 0)
{
Material[] materials = new Material[materialsNode.Count];
for (int i = 0; i < materialsNode.Count; i++)
{
string path = materialsNode[i].SelectSingleNode("Path").InnerText;
string name = materialsNode[i].SelectSingleNode("Name").InnerText;
string materialPath = Path.Combine(path, name + ".mat");
materials[i] = AssetDatabase.LoadAssetAtPath <Material>(materialPath);
}
renderer.sharedMaterials = materials;
PrefabUtility.RecordPrefabInstancePropertyModifications(renderer);
}
// Load and set children
SmallParserUtils.RecursiveParseTransformXml(root, prefabInstance);
// Save prefab asset
PrefabUtility.RecordPrefabInstancePropertyModifications(prefabInstance.GetComponent <Transform>());
PrefabUtility.ApplyPrefabInstance(prefabInstance, InteractionMode.AutomatedAction);
// Clean up
GameObject.DestroyImmediate(prefabInstance);
// Force Unity to update the asset, without this we have to manually reload unity (by losing and gaining focus on the editor)
AssetDatabase.ImportAsset(fullPath);
}
public static void RecursiveParseTransformXml(XmlNode root, GameObject parent)
{
XmlNode childrenNode = root.SelectSingleNode("Children");
if (childrenNode != null)
{
XmlNodeList childrenNodeList = childrenNode.ChildNodes;
for (int i = 0; i < childrenNodeList.Count; i++)
{
string type = childrenNodeList[i].SelectSingleNode("Type").InnerText;
string name = childrenNodeList[i].SelectSingleNode("Name").InnerText;
GameObject gameObject = parent.transform.Find(name)?.gameObject;
if (gameObject == null)
{
if (type == "MESH")
{
string path = childrenNodeList[i].SelectSingleNode("Prefab").InnerText;
GameObject child = AssetDatabase.LoadMainAssetAtPath(path) as GameObject;
gameObject = PrefabUtility.InstantiatePrefab(child) as GameObject;
if (gameObject != null)
{
string isStatic = childrenNodeList[i].SelectSingleNode("Static").InnerText;
gameObject.isStatic = (isStatic == "Static");
// Check if Layer is Valid and Set
string layer = childrenNodeList[i].SelectSingleNode("Layer").InnerText;
if (layer != "")
{
int layeridx = LayerMask.NameToLayer(layer);
gameObject.layer = ((layeridx >= 0) ? layeridx : 0);
}
// Check if Tag is Valid and Set
string tag = childrenNodeList[i].SelectSingleNode("Tag").InnerText;
if (tag != "")
{
for (int j = 0; j < UnityEditorInternal.InternalEditorUtility.tags.Length; j++)
{
if (UnityEditorInternal.InternalEditorUtility.tags[j].Contains(tag))
{
gameObject.tag = tag;
break;
}
}
}
}
}
else if (type == "LIGHT" || type == "CAMERA")
{
string path = childrenNodeList[i].SelectSingleNode("Prefab").InnerText;
GameObject child = AssetDatabase.LoadMainAssetAtPath(path) as GameObject;
gameObject = PrefabUtility.InstantiatePrefab(child) as GameObject;
}
else if (type == "EMPTY")
{
gameObject = new GameObject();
}
}
if (gameObject != null)
{
SmallParserUtils.ParseTransformXml(childrenNodeList[i], gameObject, type);
gameObject.GetComponent <Transform>().SetParent(parent.GetComponent <Transform>(), false);
PrefabUtility.RecordPrefabInstancePropertyModifications(gameObject.GetComponent <Transform>());
SmallParserUtils.RecursiveParseTransformXml(childrenNodeList[i], gameObject);
}
}
}
}
