/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
public static Resource.Instance CreateResource(ResourceType resourceType, Resource.InstanceType instanceType, string name, bool wait,
Metadata.TypeInfo createResultObjectWithType, bool componentCreateHierarchyController, bool?componentSetEnabled, out string error)
{
//!!!!
if (!wait)
{
Log.Fatal("ResourceManager: CreateResource: wait == false. Background loading is not implemented.");
}
error = "";
//!!!!!threading
if (string.IsNullOrEmpty(name))
{
Log.Fatal("ResourceManager: CreateResource: The name can't be empty.");
return(null);
}
Resource res;
Resource.Instance ins;
bool insCreated = false;
lock ( lockObject )
{
//get or create resource
res = GetByName(name);
if (res == null)
{
//!!!!override loader
ConstructorInfo constructor = resourceType.resourceClass.GetConstructor(new Type[0]);
res = (Resource)constructor.Invoke(new object[0]);
res.resourceType = resourceType;
res.name = name;
res.loadFromFile = true;
//add to the list
resources.Add(GetKey(name), res);
}
//create instance
if (instanceType == Resource.InstanceType.Resource)
{
//as Resource
if (res.PrimaryInstance == null)
{
ins = res.CreateInstanceClassObject(instanceType, componentCreateHierarchyController, componentSetEnabled);
res.PrimaryInstance = ins;
insCreated = true;
}
else
{
ins = res.PrimaryInstance;
}
}
else
{
//as Separate instance
ins = res.CreateInstanceClassObject(instanceType, componentCreateHierarchyController, componentSetEnabled);
insCreated = true;
}
}
if (insCreated)
{
if (createResultObjectWithType != null)
{
object obj = createResultObjectWithType.InvokeInstance(null);
var component = obj as Component;
if (component != null)
{
if (componentSetEnabled != null)
{
component.Enabled = componentSetEnabled.Value;
}
if (componentCreateHierarchyController)
{
ComponentUtility.CreateHierarchyControllerForRootComponent(component, ins, true); //, true );
}
}
ins.ResultObject = obj;
}
//resource is ready
ins.Status = Resource.Instance.StatusEnum.Ready;
}
////_Load function
//if( insCreated )
//{
// //load
// if( wait )
// {
// LoadTaskFunction( ins );
// }
// else
// {
// Task task = new Task( LoadTaskFunction, ins );
// task.Start();
// }
//}
//wait
if (wait)
{
//wait end of creation
while (ins.Status == Resource.Instance.StatusEnum.CreationProcess)
{
//!!!!slow? maybe we can increase priority for this instance or something like this?
if (VirtualFileSystem.MainThread == Thread.CurrentThread)
{
//process main thread tasks
EngineThreading.ExecuteQueuedActionsFromMainThread();
}
//!!!!?
Thread.Sleep(0);
}
}
//!!!!так?
if (wait && ins.Status == Resource.Instance.StatusEnum.Error)
{
error = ins.StatusError;
ins.Dispose();
return(null);
}
return(ins);
}
public static Resource.Instance _Load(Resource.InstanceType instanceType, string name, bool wait,
bool componentCreateHierarchyController, bool?componentSetEnabled, out string error)
{
error = "";
//!!!!!threading
if (string.IsNullOrEmpty(name))
{
error = "";
return(null);
}
//!!!!!на неналичие файла проверять. но не в локе?
Resource res;
Resource.Instance ins;
bool insCreated = false;
lock ( lockObject )
{
//get or create resource
res = GetByName(name);
if (res == null)
{
//!!!!override loader
var extension = Path.GetExtension(name);
var resourceType = GetTypeByFileExtension(extension);
if (resourceType == null)
{
//!!!!всё же как-то можно грузить?
error = $"Loading of file type \'{extension}\' is not supported.";
//error = "";
return(null);
}
ConstructorInfo constructor = resourceType.resourceClass.GetConstructor(new Type[0]);
res = (Resource)constructor.Invoke(new object[0]);
res.resourceType = resourceType;
res.name = name;
res.loadFromFile = true;
//add to the list
resources.Add(GetKey(name), res);
}
//create instance
if (instanceType == Resource.InstanceType.Resource)
{
//as Resource
if (res.PrimaryInstance == null)
{
ins = res.CreateInstanceClassObject(instanceType, componentCreateHierarchyController, componentSetEnabled);
res.PrimaryInstance = ins;
insCreated = true;
}
else
{
ins = res.PrimaryInstance;
}
}
else
{
//as Separate instance
ins = res.CreateInstanceClassObject(instanceType, componentCreateHierarchyController, componentSetEnabled);
insCreated = true;
}
}
//begin loading
if (insCreated)
{
if (wait)
{
LoadTaskFunction(ins);
}
else
{
Task task = new Task(LoadTaskFunction, ins);
task.Start();
}
}
//!!!!new
//!!!!только InstanceType.Resource?
//if wait == true and inside call ResourceManager._Load recursively with wait == true, then return null.
if (wait && instanceType == Resource.InstanceType.Resource && !insCreated && ins.Status == Resource.Instance.StatusEnum.CreationProcess)
{
//так норм импорт работает, хотя это не совсем логично.
return(ins);
//return null;
//xx;
//ESet<Resource.Instance> waitLoadingResources = new ESet<Resource.Instance>();
//if( waitLoadingResources.Contains( ins ) )
// return null;
//waitLoadingResources.Add( ins );
}
//wait
if (wait)
{
//wait end of creation
while (ins.Status == Resource.Instance.StatusEnum.CreationProcess)
{
//!!!!slow? maybe we can increase priority for this instance or something like this?
if (VirtualFileSystem.MainThread == Thread.CurrentThread)
{
//process main thread tasks
EngineThreading.ExecuteQueuedActionsFromMainThread();
}
//!!!!?
Thread.Sleep(0);
}
}
//!!!!так?
if (wait && ins.Status == Resource.Instance.StatusEnum.Error)
{
error = ins.StatusError;
ins.Dispose();
return(null);
}
return(ins);
}
