public void UniGLTFSimpleSceneTest()
{
var go = CreateSimpelScene();
var context = new GLTFImporter();
try
{
// export
var gltf = new GLTFRoot();
string json = null;
using (var exporter = new GLTFExporter(gltf))
{
exporter.Prepare(go);
exporter.Export();
// remove empty buffer
gltf.buffers.Clear();
json = gltf.ToJson();
}
// import
context.ParseJson(json, new SimpleStorage(new ArraySegment <byte>()));
//Debug.LogFormat("{0}", context.Json);
//context.Load();
AssertAreEqual(go.transform, context.root.transform);
}
finally
{
//Debug.LogFormat("Destory, {0}", go.name);
GameObject.DestroyImmediate(go);
context.EditorDestroyRootAndAssets();
}
}
private async Task <GameObject> Load(Action <float> progress)
{
await Task.Yield();
_unloaded = false;
var name = url.Substring(url.LastIndexOf("/") + 1);
//加载.gltf文件
await _storage.LoadString(name, p => progress?.Invoke(p * 0.1f));
if (_unloaded)
{
return(null);
}
_loader = new GLTFImporter(this, null, null, null, null);
//用JsonUtility解析到gltf数据
_loader.ParseJson(_storage.GetString(name));
//加载buffers里面的.bin数据
int total = _loader.gltf.buffers.Count;
int current = 0;
var stepPrecent = showWithTexture ? 0.4f : 0.8f;
foreach (var buffer in _loader.gltf.buffers)
{
Debug.Log(buffer.uri);
await _storage.LoadBinary(buffer.uri, p => progress?.Invoke(0.1f + stepPrecent * (current + p) / total));
if (_unloaded)
{
return(null);
}
//Debug.Log(buffer.uri + " loaded");
buffer.OpenStorage(_storage);
current++;
}
//跳过图片的加载
if (showWithTexture)
{
current = 0;
total = _loader.gltf.images.Count;
foreach (var image in _loader.gltf.images)
{
await _storage.LoadTexture(image.uri, p => progress?.Invoke(0.5f + 0.4f * (current + p) / total));
current++;
if (_unloaded)
{
return(null);
}
}
}
//解析mesh、material、animation等数据
await _loader.Load(_storage, p => progress?.Invoke(0.9f + p * 0.1f));
if (_unloaded)
{
return(null);
}
//loader.Parse(url,www.downloadHandler.data);
_loader.ShowMeshes();
_loader.root.SetActive(false);
_loader.root.transform.SetParent(transform);
_loader.root.SetActive(true);
return(_loader.root);
}