static void OnGUIMaterial(GltfScriptedImporter importer, GltfParser parser)
{
var canExtract = !importer.GetExternalObjectMap().Any(x => x.Value is Material || x.Value is Texture2D);
using (new TmpGuiEnable(canExtract))
{
if (GUILayout.Button("Extract Materials And Textures ..."))
{
importer.ExtractMaterialsAndTextures();
}
}
// ObjectMap
s_foldMaterials = EditorGUILayout.Foldout(s_foldMaterials, "Remapped Materials");
if (s_foldMaterials)
{
DrawRemapGUI <UnityEngine.Material>(importer, parser.GLTF.materials.Select(x => x.name));
}
s_foldTextures = EditorGUILayout.Foldout(s_foldTextures, "Remapped Textures");
if (s_foldTextures)
{
DrawRemapGUI <UnityEngine.Texture2D>(importer, parser.EnumerateTextures().Select(x => x.Name));
}
if (GUILayout.Button("Clear"))
{
importer.ClearExternalObjects <UnityEngine.Material>();
importer.ClearExternalObjects <UnityEngine.Texture2D>();
}
}
static void DrawRemapGUI <T>(GltfScriptedImporter importer, IEnumerable <string> names) where T : UnityEngine.Object
{
EditorGUI.indentLevel++;
var map = importer.GetExternalObjectMap()
.Select(x => (x.Key.name, x.Value as T))
.Where(x => x.Item2 != null)
.ToDictionary(x => x.Item1, x => x.Item2)
;
foreach (var name in names)
{
if (string.IsNullOrEmpty(name))
{
throw new System.ArgumentNullException();
}
EditorGUILayout.BeginHorizontal();
EditorGUILayout.PrefixLabel(name);
map.TryGetValue(name, out T value);
var asset = EditorGUILayout.ObjectField(value, typeof(T), true) as T;
if (asset != value)
{
importer.SetExternalUnityObject(new AssetImporter.SourceAssetIdentifier(value), asset);
}
EditorGUILayout.EndHorizontal();
}
EditorGUI.indentLevel--;
}