private async void LoadMesh(string meshPath)
{
_gameObject.transform.localScale = new Vector3(-1, 1, 1);
var meshFilter = _gameObject.AddComponent <MeshFilter>();
Mesh mesh;
while (_loadingInProgress && !_meshCache.ContainsKey(meshPath))
{
await new WaitForSecondsRealtime(0.1f).WaitAsync();
}
if (_loadingInProgress && !_meshCache.ContainsKey(meshPath))
{
throw new Exception("WaitWhile failed");
}
if (!_meshCache.ContainsKey(meshPath))
{
Debug.Log($"LoadMesh({meshPath})");
_loadingInProgress = true;
var startTime = DateTime.Now;
var objDef = await Resources.LoadText(meshPath);
var objMesh = await ObjMesh.Load(objDef);
var unityMeshData = await UnityMeshData.Load(objMesh);
mesh = unityMeshData.ToUnityMesh();
var time = (DateTime.Now - startTime).TotalSeconds;
_meshCache[meshPath] = mesh;
_loadingInProgress = false;
Debug.Log($"LoadMesh({meshPath}): finished after {time}s ({objDef.Length} bytes, " +
$"{unityMeshData.TriangleCount / 3} tris, {unityMeshData.VertexCount} verts)");
}
else
{
mesh = _meshCache[meshPath];
}
meshFilter.sharedMesh = mesh;
}
